CN113291371B - Constant temperature folding baby carriage - Google Patents

Abstract

The present invention provides a constant temperature folding stroller, comprising a basket body assembly, a push handle assembly, a front wheel assembly and a rear wheel assembly, a lower basket assembly is arranged between the front wheel assembly and the rear wheel assembly; the bottom of the basket Equipped with cooling and heating components, this stroller uses semiconductor cooling or heating, combined with the structure of the basket body to form hot or cold air in the entire baby basket body, suitable for use at different temperatures, and not directly through temperature, but through Cool or hot air, and increase the air circulation while ensuring the internal temperature; set up a basket assembly that can be adjusted with one hand to increase convenience; the push handle assembly has an ingenious structure and is more convenient for storage.

Description

A thermostatic folding baby carriage

technical field

The invention relates to the field of children's products, in particular to a constant temperature folding stroller.

Background technique

At present, baby strollers are the main means of transportation for babies to walk. When parents take their children out to play and shop, using the stroller can make travel more convenient. The main frame structure of existing baby strollers usually adopts a combination of multiple connectors. Existing baby stroller has the following defects: 1. When going out in summer, the weather is hotter, and the baby is stuffy in the stroller, which is prone to heat stroke; when going out in winter, the weather is colder, and the baby must be wrapped more Strict, very inconvenient; 2. The adjustment of the inclination angle of the stroller is cumbersome, and usually requires an adult to adjust with both hands at the same time. For a parent, if there is something in the hand, it is difficult to operate; 3. The storage is cumbersome, and the hand push part 1. The design of the storage structure of the basket body is not simple enough, and some high-view baby carriages have storage baskets at the lower part, and the storage baskets need to be separated when storing, which is extremely inconvenient.

Contents of the invention

In order to solve the above technical problems, the present invention proposes a constant temperature folding stroller, which includes a basket body assembly, a push handle assembly, a front wheel assembly and a rear wheel assembly, and a lower basket assembly is arranged between the front wheel assembly and the rear wheel assembly The push handle assembly includes a U-shaped telescopic rod, and two ends of the U-shaped telescopic rod are provided with a rotating knob mechanism, and the rotating knob mechanism is coaxially connected with the front wheel assembly and the rear wheel assembly;

The front wheel assembly is provided with a swivel joint seat, and the basket assembly is provided with a one-hand adjustment device, and the one-hand adjustment device is inserted into the swivel joint seat;

The basket body assembly includes a basket and a basket frame connected to the basket. The basket body is provided inside the basket, and a press frame is provided on the basket frame. adjustment basket cover;

The pressure frame is also provided with an adjustable safety handrail;

The bottom of the basket is provided with a cooling and heating assembly, the basket is a hollow structure, the two sides of the basket frame are provided with air suction ports and air outlets, the cooling and heating assembly includes a temperature control bracket, and the temperature control There are several battery modules and semiconductor cooling and heating elements inside the bracket. The lower part of the semiconductor cooling and heating elements is equipped with a water cooling mechanism. The temperature control bracket is equipped with a centrifugal fan, and the air outlet of the centrifugal fan corresponds to the air outlet. , the air inlet of the centrifugal fan corresponds to the air suction port, and air ducts are provided on the upper part and both sides of the temperature control bracket.

Preferably, the U-shaped telescopic rod includes a symmetrical upper rod, the upper rod is provided with a telescopic sleeve, and a pusher is inserted into the telescopic sleeve, and the pusher is provided with a reinforcing rod at one end of the telescopic sleeve; A handle is provided between the other ends of the push handle, a first button is provided on the handle, a first spring is provided between the first button and the handle, a first pulley is provided at both ends of the handle, and the push handle There is a second pulley on the top, and a pull wire is connected to the button. The pull wire passes through the first pulley and the second pulley and has a handle hook at the end, and the handle hook is connected to the telescopic sleeve by rotation And one end is connected with a tension spring, and the other end is connected with the pull wire.

Preferably, the inner wall of the telescopic sleeve is provided with a limit barrier, the two ends of the handle are buckled inside the limit barrier, and the telescopic sleeve is provided with a connecting nail, and the connecting nail passes through the reinforcing In the elongated hole of the rod.

Preferably, the rotating knob mechanism includes an annular seat, the inner wall of the annular seat is provided with a first spline groove, a folding button is provided in the annular seat, a first spline protrusion is provided in the folding button, the The first spline protrusion is matched with the first spline groove, and the lower part of the folding button is provided with a connecting seat, and a folding spring passes through the connecting seat, and the folding button is pressed on the folding spring.

Preferably, the front wheel assembly includes a first U-shaped frame, two groups of front wheels are arranged on the lower part of the first U-shaped frame, the two ends of the first U-shaped frame are provided with the rotating joint seat, and the rotating The joint seat includes a circular shell and a vertical slot, and a button tongue is arranged in the vertical slot, and a second button is arranged on the button tongue, and a second spring is arranged on the second button.

Preferably, the rear wheel assembly includes a second U-shaped frame, two groups of rear wheels are arranged on the lower part of the second U-shaped frame, and a brake assembly is provided on the second U-shaped frame, and the brake assembly includes two groups The brake plate is coaxially connected and connected with a brake lever.

Preferably, the lower basket assembly includes a storage basket, a U-shaped lower basket frame and a lower basket rod, one end of the lower basket frame is hinged to the second U-shaped frame of the rear wheel assembly, and the other end The lower basket rod is connected to the lower basket rod through a hinge shaft, and the lower basket rod is hinged to the first U-shaped frame of the front wheel assembly; the lower basket frame is equipped with a zipper mechanism, and the zipper mechanism includes a handle rod. Two ends of the handle bar are provided with a rocker, and the end of the rocker is provided with a lock bar, and the end of the lock bar is inserted into the hook seat, and a third spring is sheathed on the lock bar.

Preferably, the one-hand adjustment device includes a rotating seat, a rotating cover is provided on the rotating seat, a rotating arm is arranged between the rotating cover and the rotating seat, an opening is provided at the lower part of the rotating cover, and the rotating arm A rotation button passes through the rotation cover, and a rotation spring is provided between the rotation button and the rotation seat. The rotation arm includes an insertion part and an annular part located on the upper part of the insertion part. A second spline groove is provided, a locking assembly is arranged inside the rotary button, and a second spline projection is provided on the rotary button, and the second spline projection is matched with the second spline groove.

Preferably, the locking assembly includes two sets of guide blocks located in the rotary button, lock tongues are arranged between the guide blocks, push twisters are fixedly connected to the lock tongues, and the lock tongues are inserted into the In the limit hole on the side wall of the rotary button, the fourth spring is connected to the lower part of the lock tongue.

Preferably, the adjustable basket cover includes mesh cloth, and the mesh cloth is provided with several reinforcing ribs.

Preferably, the water cooling mechanism includes a water pump, a water outlet pipe connected to the water pump and a water return pipe. The water outlet pipe passes through a plurality of heat dissipation fins, and a heat dissipation fan is provided on the heat dissipation fins. The water outlet pipe and the semiconductor The cooling and heating elements are connected to the cooling water circuit, and the basket is provided with a control panel.

The constant temperature folding stroller proposed by the present invention has the following beneficial effects: 1. Refrigerate or heat through semiconductor refrigeration heating elements, combined with the structure of the basket body to form hot or cold air in the entire baby basket body, suitable for use at different temperatures, and not The temperature is directly transmitted, but through cold or hot air, and the internal temperature is ensured while increasing the air circulation; 2. The basket assembly that can be adjusted with one hand is set to increase convenience; 3. The push handle assembly has an ingenious structure and is more convenient for storage. When it is stored as a whole, it can be operated with one hand.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following will briefly introduce the drawings that need to be used in the description of the embodiments.

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is a schematic diagram of a push handle assembly of the present invention;

Figure 3 is an exploded view of the push handle assembly of the present invention;

Fig. 4 is a sectional view of the push handle assembly of the present invention;

Figure 5 is an exploded view of the basket assembly of the present invention;

Figure 6 is a cross-sectional view of the basket assembly of the present invention;

Fig. 7 is a perspective view of the cooling and heating assembly of the present invention;

Figure 8 is a perspective view of the front wheel assembly of the present invention;

Fig. 9 is a sectional view of the front wheel assembly of the present invention;

Figure 10 is a perspective view of the rear wheel assembly of the present invention;

11 is a perspective view of the lower basket assembly of the present invention;

Figure 12 is an exploded view of the one-hand adjustment device of the present invention;

Fig. 13 is a side sectional view of the one-hand adjusting device of the present invention;

Fig. 14 is a schematic diagram of installation of the safety handrail of the present invention;

Figure 15 is a schematic diagram of the installation of the third button and positioning seat of the present invention;

Fig. 16 is a schematic diagram of the water cooling mechanism of the present invention;

Among them, 1. basket body assembly; 2. push handle assembly; 3. front wheel assembly; 4. rear wheel assembly; 5. lower basket assembly; 6. U-shaped telescopic rod; 7. rotating knob mechanism; ;9, basket; 10, basket frame; 11, baby basket body; 12, pressure frame; 13, adjustable basket cover; 14, cooling and heating components; Control bracket; 18. Battery module; 19. Semiconductor refrigeration and heating element; 20. Water cooling mechanism; 21. Centrifugal fan; 22. Air duct; 23. Upper rod; 24. Telescopic sleeve; 27, the handle; 28, the first button; 29, the first spring; 30, the first pulley; 31, the second pulley; 32, the pull wire; 33, the handle hook; 34, the extension spring; 35, the limit barrier; 36. Elongated hole; 37. Ring seat; 38. First spline groove; 39. Folding button; 40. First spline protrusion; 41. Connecting seat; 42. Folding spring; 43. First U-shaped frame; 44, front wheel; 45, circular housing; 46, vertical slot; 47, buckle tongue; 48, second button; 49, second spring; 50, second U-shaped frame; 51, rear wheel; 52 , brake plate; 53, brake lever; 54, lower basket frame; 55, lower basket rod; 56, hinge shaft; 57, storage basket; 58, handle rod; 59, rocker; 60, third spring; 61. Lock lever; 62. Hook seat; 63. Rotary seat; 64. Rotary cover; 65. Ring portion; 66. Opening; 67. Rotary button; 68. Second spline projection; 69. Second spline groove ; 70, rotating spring; 71, limit hole; 72, insertion part; 73, guide block; 74, deadbolt; 75, the fourth spring; 76, push and twist; The third button; 80, cooling fan; 81, cooling fins.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

As shown in Fig. 1, the present invention proposes a kind of constant temperature folding stroller, comprising a basket body assembly 1, a push handle assembly 2, a front wheel assembly 3 and a rear wheel assembly 4, between the front wheel assembly 3 and the rear wheel assembly 4 A lower basket assembly 5 is provided; the front wheel assembly 3 includes a first U-shaped frame 43, and two groups of front wheels 44 are arranged on the bottom of the first U-shaped frame 43, and two sets of front wheels 44 are arranged at the two ends of the first U-shaped frame 43. There is the rotary joint seat 8, the rotary joint seat 8 includes a circular shell 45 and a vertical slot 46, the vertical slot 46 is provided with a button tongue 47, and the button tongue 47 is provided with a first Two buttons 48, the second button 48 is provided with a second spring 49, the effect of the vertical slot 46 is to facilitate the insertion and assembly of the upper basket assembly 1, and when the upper part is inserted, it is pressed on the button tongue 47, and Push the buckle tongue 47, and the second spring 49 is compressed, so that the buckle tongue 47 is buckled on the inserted rotating arm. When it needs to be unlocked, press the second button 48 to push the buckle tongue 47 to unlock. The rear wheel assembly 4 includes a second U-shaped frame 50, two groups of rear wheels 51 are arranged at the bottom of the second U-shaped frame 50, and a brake assembly is provided on the second U-shaped frame 50, and the brake assembly includes Two groups of brake plates 52 are connected coaxially, and are connected with a brake lever 53. By stepping on the brake lever 53, the brake plates 52 can be pressed on the wheel body to realize the braking function.

The more important point of this embodiment is: as shown in Figure 5 and Figure 6, the basket assembly 1 includes a basket 9, a basket frame 10 connected to the basket 9, and the basket 9 is provided with The baby basket body 11, the basket frame 10 is provided with a pressure frame 12, and the pressure frame 12 is provided with an adjustable basket cover 13;

The pressure frame is also provided with a position-adjustable safety handrail 77, and the end of the safety handrail is provided with a positioning seat 78. The positioning seat 78 is provided with a third button 79 and is connected by a spline. The positioning seat 78 A spring is provided between the third button 79 , and the third button 78 is pressed to separate the third button 79 from the positioning seat 78 to realize the rotation of the safety armrest 77 .

The bottom of the basket 9 is provided with a cooling and heating assembly 14, the basket 9 is a hollow structure, the two sides of the basket frame 10 are provided with an air suction port 15 and an air outlet 16, and the cooling and heating assembly 14 includes a temperature A control bracket 17, the temperature control bracket 17 is provided with a number of battery modules 18, semiconductor cooling and heating elements 19, the semiconductor cooling and heating elements 19 are provided with a water cooling mechanism 20, and the temperature control bracket 17 is provided with a centrifugal fan 21 , the exhaust port of the centrifugal fan 21 corresponds to the air outlet 16, the air inlet of the centrifugal fan 21 corresponds to the air suction port 15, and the upper and both sides of the temperature control bracket 17 are provided with air ducts 22 for Introducing and exporting the airflow, the principle of the semiconductor refrigeration heating element 19 is based on the Peltier principle, that is, when the circuit formed by two different conductors A and B is connected with direct current, the joint will release Joule heat Some other heat is produced, while the other joint absorbs heat, and this phenomenon caused by the Peltier effect is reversible. When the direction of the current is changed, the heat-releasing and heat-absorbing joints also change, so in When cooling is required, the upper part of the semiconductor refrigeration heating element 19 is used for cooling, and then the lower part of the semiconductor refrigeration heating element 19 will generate heat. There is continuous air flow in, and after being cooled by the semiconductor cooling and heating element 19 in the middle, it enters the baby basket from the air outlet 16, so that the incoming wind becomes colder and ensures that the temperature inside the baby basket is lowered. The air is fresh and the comfort level is improved. In addition, the water-cooling mechanism 20 provided is used to cool down the heating end of the semiconductor chip. The water-cooling mechanism 20 cools down through the water pump and the water inlet and outlet pipes. As shown in Figure 16, the water-cooling mechanism includes a water pump and a water pump. Connected water outlet pipe and return pipe, the water outlet pipe passes through a number of heat dissipation fins 81, and the heat dissipation fins 81 are provided with a heat dissipation fan 80. When cooling by semiconductor refrigeration heating elements, the heating end at the other end is The temperature needs to be cooled by the water-cooling mechanism. Through the cooperation of the heat dissipation fins 81 and the heat dissipation fan 80, it is beneficial to continuously dissipate the generated heat, which can improve the cooling effect and prevent the internal heat from being too high. And when heating, then change the electric current of semiconductor refrigeration heating element 19, then upper heating, similarly, guarantee the low temperature of the cooling end of the other end, can guarantee the stable heating effect of heating end, in addition, it should be noted that, through Centrifugal fan 21, the cold air that enters from the air suction port 15 passes through the semiconductor refrigeration heating element 19 and then enters the air outlet 16, then the heated air forms the air flow direction as shown in Figure 6 to form a return warm air, and the same is true for cooling , to ensure the temperature inside the baby basket. In addition, the temperature control bracket 17 is provided with a control panel, and the air flow temperature and the like can be adjusted by controlling the control panel. The external shaped structure of the entire baby basket ensures stability and comfort, and the baby basket is provided with an adjustable basket cover 13 including mesh cloth, and the mesh cloth is provided with several reinforcing ribs, and the baby basket can be opened or closed by turning the reinforcing ribs , the sides of the reinforcing ribs are flipped through balls and springs.

In addition to the above-mentioned cooling and heating functions, the telescopic adjustment function and foldable storage function of the stroller of the present application also need to be further elaborated:

The push handle assembly 2 of the stroller of this embodiment can be stretched after being pressed with one hand. Specifically, as shown in Fig. 2, Fig. 3 and Fig. The two ends of telescoping rod 6 are provided with rotating knob mechanism 7, and described rotating knob mechanism 7 is coaxially connected with described front wheel assembly 3 and rear wheel assembly 4 and arranged, after being convenient to press and rotate, push handle assembly 2, front wheel assembly 3 and The rear wheel assembly 4 is folded and stored; the rotary knob mechanism 7 includes an annular seat 37, the inner wall of the annular seat 37 is provided with a first spline groove 38, and a folding button 39 is arranged in the annular seat 37, and a folding button 39 is arranged in the inner wall of the folding button 39. A first spline protrusion 40 is provided, and the first spline protrusion 40 is matched with the first spline groove 38. The lower part of the folding button 39 is provided with a connecting seat 41, and the connecting seat 41 passes through a The folding spring 42 , the folding button 39 is pressed on the folding spring 42 , by pressing the folding button 39 the first spline protrusion 40 and the first spline groove 38 can be separated, and the U-shaped telescopic rod 6 can be rotated.

As shown in Figure 3, the U-shaped telescopic rod 6 includes a symmetrically arranged upper rod 23, the upper rod 23 is provided with a telescopic sleeve 24, and a push handle 25 is inserted in the telescopic sleeve 24, and the push handle 25 is placed on the One end of the telescopic sleeve 24 is provided with a reinforcement rod 26, the effect of the reinforcement rod 26 is to increase the strength of the push handle 25, the reinforcement rod 26 can be inserted in the upper rod 23, a handle 27 is provided between the push hands 25, and the handle 27 A first button 28 is arranged on the top, a first spring 29 is arranged between the first button 28 and the handle 27, a first pulley 30 is arranged at both ends of the handle 27, and a second pulley 31 is arranged on the push handle 25 , the button is connected with a pull wire 32, the pull wire 32 passes through the first pulley 30 and the second pulley 31 and the end is provided with a handle hook 33, and the center of the handle hook 33 is connected to the telescopic sleeve 24 One end is connected with a tension spring 34, the other end is connected with the stay wire 32, two groups of elongated holes 36 are arranged on the reinforcing rod 26, the inner wall of the telescopic sleeve 24 is provided with a position-limiting barrier 35, and the handle 27 The two ends of the undercut are stuck in the limit barrier 35, the telescopic sleeve 24 is provided with a connecting nail, and the connecting nail passes through the elongated hole 36 of the reinforcing rod 26, and the handle clasp 33 Both ends are provided with hypotenuses, and the hypotenuses are pressed on the limit barrier 35. During use, the first spring 29 is compressed by pressing the first button 28. At this time, since the pull wire 32 is wound on the first pulley 30 , the pull wire 32 moves along the first pulley 30 and the second pulley 31, that is, pulls the handle clasp 33 connected to the pull wire 32, and when the handle clasp 33 is pulled with a hypotenuse at one end, the hypotenuse can move along the limit barrier 35 is moved until the handle clasp hook 33 is straightened, at this time, the push handle 25 can be pushed, and the spacer nail on the inner wall of the telescopic sleeve 24 slides along the elongated hole 36 of the reinforcement plate, which realizes the expansion and contraction of the push handle assembly 2, and There are multiple limit barriers 35. By adjusting the position of the handle hook 33, the length of the push handle 25 can be adjusted. The function of the reinforcement plate is to increase the strength of the push handle 25, preventing the push handle 25 from being damaged due to long-term sliding. The operation is convenient and can be done with one hand. It can be realized, and by setting a structure with multiple pulleys, the structure is simple and not easy to be damaged.

While the baby basket often needs to adjust the angle during use, and often needs to be adjusted with one hand, then the front wheel assembly 3 is provided with a swivel joint seat 8, and the basket assembly 1 is provided with a single-handed adjustment device. The one-handed adjustment device is inserted into the swivel joint seat 8, and the one-handed adjustment device can fix the baby basket on the entire frame and adjust the angle. Specifically, as shown in Fig. 12 and Fig. 13, the one-handed adjustment device The adjusting device includes a rotating seat 63, on which a rotating cover 64 is arranged, a rotating arm is arranged between the rotating cover 64 and the rotating seat 63, an opening 66 is provided at the bottom of the rotating cover 64, and an opening 66 is arranged on the rotating arm. A rotation button 67 passes through between the rotation cover 64 and a rotation spring 70 is provided between the rotation button 67 and the rotation seat 63 . part 65, a second spline groove 69 is provided inside the annular part 65, a locking assembly is provided inside the rotation button 67, and a second spline protrusion 68 is provided on the rotation button 67, and the second spline The key protrusion 68 cooperates with the second spline groove 69, and the locking assembly includes two sets of guide blocks 73 located in the rotation button 67, a lock tongue 74 is arranged between the guide blocks 73, and the lock The tongue 74 is fixedly connected with a push button 76, and the dead bolt 74 is inserted into the limit hole 71 of the side wall of the rotation button 67, and the bottom of the dead bolt 74 is connected with a fourth spring 75, and the dead bolt 74 is in a normal state. , it is inserted into the limit hole 71 and because the rotation button 67 is in the rotation cover 64, the end of the lock tongue 74 is pressed against the side wall of the rotation cover 64, when the angle of the baby basket needs to be adjusted, the rotation button can be pressed 67 compresses the rotary spring 70, so that the second spline groove 69 is separated from the second spline projection 68, and the rotary button 67 is rotated at the same time, and the dead bolt 74 on the rotary button 67 is then rotated to the opening 66 at the bottom of the rotary cover 64, and due to The action of the fourth spring 75 makes the bolt 74 pop out, and at this time, the return of the rotation button 67 is limited. After the one-hand adjustment device on the other side is also operated in the same way, the baby basket can be rotated. Slide and push the twist 76 to make the dead bolt 74 set the fourth spring 75, and turn the rotary button 67 until it returns, so that the adjusted angle of the first spline coating block and the first spline groove 38 are matched and positioned, that is, one-handed adjustment is realized. baby basket.

Finally, when the entire stroller frame is stored, the lower basket assembly 5 at the bottom can also be stored synchronously. The lower basket assembly 5 includes a storage basket 57, a U-shaped lower basket frame 54 and a lower basket rod 55, One end of the lower basket frame 54 is hinged to the second U-shaped frame of the rear wheel assembly 4, and the other end is connected to the lower basket rod 55 through a hinge shaft 56, and the lower basket rod 55 is connected to the front The first U-shaped frame of the wheel assembly 3 is hingedly connected, and the storage basket 57 is respectively fixed on the lower basket frame 54 and the lower basket rod 55; Mechanism comprises handle bar 58, described handle bar 58 two ends are provided with rocking bar 59, and described rocking bar 59 end is provided with lock bar 61, and described lock bar 61 end is inserted in the buckle seat 62, and described lock The rod 61 is covered with a third spring 60. By pressing down the handle rod 58 and pushing the rocking bar 59, when one end of the lower part of the rocking rod 59 advances forward, the other end of the upper part moves backwards, then the locking bar 61 is pulled to retreat, and the hook seat is drawn out. 62, so that the lower basket rod 55 and the lower basket frame 54 can rotate along with the hinge shaft 56, so that storage and folding can be realized.

Various modifications to the embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. A constant temperature folding stroller, comprising a basket body assembly, a push handle assembly, a front wheel assembly and a rear wheel assembly, a lower basket assembly is provided between the front wheel assembly and the rear wheel assembly; it is characterized in that the push handle The assembly includes a U-shaped telescopic rod, and two ends of the U-shaped telescopic rod are provided with a rotating knob mechanism, and the rotating knob mechanism is coaxially connected with the front wheel assembly and the rear wheel assembly; The front wheel assembly is provided with a swivel joint seat, and the basket assembly is provided with a one-handed adjustment device, and the one-handed adjustment device is inserted into the swivel joint seat; the one-handed adjustment device includes a swivel seat, A rotating cover is provided on the rotating base, a rotating arm is arranged between the rotating cover and the rotating seat, an opening is provided at the lower part of the rotating cover, and a rotating button passes through between the rotating arm and the rotating cover. A rotary spring is provided between the rotary button and the rotary seat, the rotary arm includes an insertion part and an annular part located on the upper part of the insertion part, a second spline groove is arranged inside the annular part, and a second spline groove is arranged inside the rotary button. There is a locking component, the second spline protrusion is provided on the rotary button, and the second spline protruding fits with the second spline groove; the locking component includes two parts located in the rotary button A set of guide blocks, with lock tongues arranged between the guide blocks, push twists are fixedly connected to the lock tongues, the lock tongues are inserted into the limit holes on the side walls of the rotation buttons, and the lower parts of the lock tongues are connected to There is a fourth spring; The basket assembly includes a basket frame corresponding to the air outlet and connected to the basket, a baby basket body is arranged inside the basket, a pressure frame is provided on the basket frame, and a pressure frame is arranged on the pressure frame. There is an adjustable basket cover; the pressure frame is also equipped with an adjustable safety handrail; The bottom of the basket is provided with a cooling and heating assembly, the basket is a hollow structure, the two sides of the basket frame are provided with air suction ports and air outlets, the cooling and heating assembly includes a temperature control bracket, and the temperature control There are several battery modules and semiconductor cooling and heating elements inside the bracket. The lower part of the semiconductor cooling and heating elements is equipped with a water cooling mechanism. The temperature control bracket is equipped with a centrifugal fan, and the air outlet of the centrifugal fan corresponds to the air outlet. , the air inlet of the centrifugal fan corresponds to the air suction port, and air ducts are provided on the upper part and both sides of the temperature control bracket. 2. The constant temperature folding stroller according to claim 1, characterized in that, the U-shaped telescopic rod includes a symmetrically arranged upper rod, and the upper rod is provided with a telescopic sleeve, and a push handle is inserted into the telescopic sleeve, The push handle is provided with a reinforcing rod at one end of the telescopic sleeve; a handle is provided between the other ends of the push handle, a first button is provided on the handle, and a first spring is provided between the first button and the handle. , the two ends of the handle are provided with a first pulley, the push handle is provided with a second pulley, the button is connected with a pull wire, the pull wire passes through the first pulley and the second pulley and the end is provided with a handle hook The center of the handle clasp is connected to the telescopic sleeve and one end is connected with a tension spring, and the other end is connected with the pull wire. 3. The constant temperature folding stroller according to claim 2, characterized in that the inner wall of the telescopic sleeve is provided with a limit barrier, and the two ends of the handle are buckled inside the limit barrier, and the telescopic sleeve Connecting nails are arranged inside, and the connecting nails pass through the elongated holes of the reinforcing rods. 4. The constant temperature folding stroller according to claim 1 or 2, characterized in that the rotating knob mechanism includes an annular seat, the inner wall of the annular seat is provided with a first spline groove, and a folding button is arranged in the annular seat , the folding button is provided with a first spline protrusion, the first spline protrusion is matched with the first spline groove, the lower part of the folding button is provided with a connecting seat, and the connecting seat passes through a A folding spring, the folding button is pressed on the folding spring. 5. The constant temperature folding stroller according to claim 1, wherein the front wheel assembly comprises a first U-shaped frame, two groups of front wheels are arranged on the lower part of the first U-shaped frame, and the first U-shaped frame The two ends of the frame are provided with the rotary joint seat, the rotary joint seat includes a circular shell and a vertical slot, the vertical slot is provided with a buckle tongue, and the second button is arranged on the buckle tongue , the second button is provided with a second spring. 6. The constant temperature folding stroller according to claim 1, wherein the rear wheel assembly comprises a second U-shaped frame, two groups of rear wheels are arranged on the lower part of the second U-shaped frame, and the second U-shaped frame is provided with two sets of rear wheels. A brake assembly is arranged on the frame, and the brake assembly includes two groups of brake plates, the brake plates are coaxially connected, and are connected with brake levers. 7. The constant temperature folding stroller according to claim 1, wherein the lower basket assembly comprises a storage basket, a U-shaped lower basket frame and a lower basket rod, one end of the lower basket frame is connected to The second U-shaped frame of the rear wheel assembly is hinged, and the other end is connected to the lower basket rod through a hinge shaft, and the lower basket rod is hinged to the first U-shaped frame of the front wheel assembly. The object basket is respectively fixed on the lower basket frame and the lower basket rod; the zipper mechanism on the lower basket frame, the zipper mechanism includes a handle rod, and rockers are arranged at both ends of the handle rod, and the rocker A locking rod is provided at the end of the rod, and the end of the locking rod is inserted into the hook seat, and a third spring is sheathed on the locking rod. 8. The constant temperature folding stroller according to claim 1, wherein the water cooling mechanism comprises a water pump, a water outlet pipe connected to the water pump and a water return pipe, the water outlet pipe passes through a number of heat dissipation fins, and the heat dissipation A cooling fan is arranged on the fins, the water outlet pipe is connected to the cooling water channel on the semiconductor cooling and heating element, and a control panel is arranged on the basket.

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