CN204871138U - Folding receipts of baby's shallow attach together puts - Google Patents

Abstract

The utility model discloses a folding and closing device for a baby stroller, which relates to the technical field of baby appliances; Installed in the folding push piece seat, the upper handle tube is installed on the fold push piece seat, and the fold push piece seat is exposed outside the tube from the long slot hole of the handle pipe; the handle telescopic compression spring and the telescopic clip are installed The telescopic fixing seat of the handle is installed on the pipe port of the upper handle pipe together. The telescopic clamping part is exposed outside the pipe from the long slot hole of the handle pipe. The two joints are respectively installed on the upper end of the front frame pipe. The lock piece is installed on the joint, the retracting compression spring is installed in the inner hole of the joint, the retracting rotating part is installed on the joint, and its rotating point is the folding rotating point 1 of the four-bar linkage, and the retracting rebounding part and the retracting back The elastic compression spring is installed at the lower end of the front frame tube; the utility model has the advantages of fast and accurate folding, simple operation, high work efficiency, time saving and improved safety.

Description

Folding device for baby stroller

Technical field:

The utility model relates to the technical field of baby appliances, in particular to a folding and closing device for a baby stroller.

Background technique:

Most of the folding baby strollers, after folding, the handle will be in the longest or highest position, which is bulky and takes up a lot of space. Some folding baby strollers will add telescopic handles or bending handles, but an action must be added after folding to lower the height of the handles, which is complicated or forgotten by consumers.

Utility model content:

The purpose of the utility model is to provide a folding and closing device for a stroller aiming at the defects and deficiencies of the prior art.

In order to solve the problems existing in the background technology, a folding and retracting device for a baby stroller of the present invention includes a bottom frame, a rear bracket, a retractable rebound member, a retractable rebound compression spring, a front fork and a rear leg connecting seat, a front Fork and rear foot connection fittings, retractable locks, retractable compression springs, retractable rotating parts, joints, one-hand telescopic pressure block, one-hand telescopic group, front frame tube, handle tube group, upper handle tube, handle telescopic Fixing seat, handlebar telescopic compression spring, telescopic clamping part, front fork sleeve 1, retraction pusher seat, retraction pusher, front fork sleeve 2, 2nd compression spring, 2nd retraction, 2nd retraction button; the one-hand telescopic group is installed on the upper handle tube, the one-hand telescopic pressure block is installed on the one-hand telescopic group, the retractable pusher is installed in the retractable pusher seat, and the upper handle is installed on the retractable pusher seat The retractable push piece seat is exposed outside the tube from the long slot hole of the handle tube; the handle telescopic compression spring and the telescopic clip are installed on the handle telescopic fixed seat, and are installed together on the tube port of the upper handle tube. The telescopic clamping part is exposed outside the tube through the long slot hole of the handle tube. The two joints are respectively installed on the upper end of the front frame tube. The retractable rotating part is installed on the joint, and its rotating point is the four-link retracting rotating point one. The retractable rebound part and the retractable rebound compression spring are installed at the lower end of the front frame tube. The front fork tube sleeve one and the front fork tube The second sleeve is respectively installed on the nozzles at both ends of the front frame tube; the handle tube group is connected with the front frame group, the second fold is installed on the front fork tube sleeve two, the second fold button is connected with the second fold and the front fork tube The two sleeves are connected together, the two compression springs are installed on the front fork pipe sleeve two, and the two folded protrudes in the front frame tube. The parts are movably connected to form a four-link folding rotation point 2, the rear bracket is rotatably connected to the bottom frame to form a four-link folding rotation point 3, and the rear bracket is rotatably connected to the folding rotating part to form a four-link folding rotation point Four, four connecting rods are folded and rotated point one to four connecting rods are folded and rotated point four to form four connecting rods.

The utility model has the beneficial effects of fast and accurate folding, simple operation, high working efficiency, time saving and improved safety.

Description of drawings:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is an exploded view of the utility model;

Fig. 3 is an internal schematic diagram of the utility model.

Explanation of reference signs:

1-underframe; 2-rear bracket; 3-folding rebound member; 4-folding rebound pressure spring; 5-front fork and rear foot connection seat; 6-front fork and rear foot connection fitting; 7-folding lock; 8-folding compression spring; 9-folding rotating parts; 12-joint; 13-one-hand telescopic pressure block; 14-one-hand telescopic group; 16-front frame tube; 17-handle tube group; 18-upper handle Tube; 19-Handle Telescopic Fixing Seat; 20-Handle Telescopic Compression Spring; 21-Telescopic Holder; 22-Fork Tube Sleeve 1; Two front fork pipe sleeves; 26-two pressure springs; 27-two folds; 28-two fold buttons.

Detailed ways:

Below in conjunction with accompanying drawing, the utility model is described further.

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be understood that the specific embodiments described here are only used to explain the present utility model, and are not intended to limit the present utility model.

As shown in Figures 1-3, this specific embodiment adopts the following technical scheme: it includes a chassis 1, a rear bracket 2, a retractable rebound member 3, a retractable rebound compression spring 4, a front fork and a rear foot connection seat 5, a front Fork rear foot connection fitting 6, retractable lock 7, retractable pressure spring 8, retractable rotating member 9, joint 12, one-hand telescopic pressure block 13, one-hand telescopic group 14, front frame pipe 16, handle pipe group 17. Upper handle tube 18, handle telescopic fixing seat 19, handle telescopic compression spring 20, telescopic clamping part 21, front fork tube sleeve 1 22, retractable pusher seat 23, retractable pusher 24, front fork tube Cover two 25, two stage clips 26, two fold 27, two fold buttons 28;

The one-hand telescopic group 14 is installed on the upper handle pipe 18, and the one-hand telescopic pressure block 13 is installed on the one-hand telescopic group 14, and can slide; the folding pusher 24 is installed in the folding pusher seat 23, and the folding push An upper handle pipe 18 is installed on the piece seat 23, and the retractable push piece seat 23 is exposed outside the pipe from the inside and outside of the long slot hole of the handle pipe 18; and installed together on the pipe port of the upper handle pipe 18, the telescopic clamping part 21 is exposed outside the pipe from the long slot hole of the handle pipe 18, and the above assembly forms the handle pipe group 17;

The two joints 12 are installed on the upper end of the front frame pipe 16 respectively, the retractable lock piece 7 is installed on the joint 12, and can rotate, and the retractable compression spring 8 is installed in the inner hole of the joint 12, and the right 7 of the retractable lock piece return function; the folding rotating part 9 is installed on the joint 12 and can rotate, and its rotating point is the four-bar connecting rotating point E, when the folding locking part 7 and the folding rotating part 9 are in the locked state, The folding rotating part 9 is fixed, and when the right locking part and the folding rotating part 9 are in the unlocked state, the folding rotating part 9 can rotate around the folding rotating point;

The locking and unlocking states of the retractable lock 7 and the retractable rotating member 9 are controlled by the retractable pusher 24 on the handle tube group 17 when the handle tube group 17 is telescopically sliding on the front frame tube 16. to fulfill.

The retractable rebound member 3 and the retractable rebound compression spring 4 are installed at the lower end of the front frame tube 16. When the handle pipe group 17 stretches and slides down to the bottom, it touches the retractable return elastic member 3 and retracts the retractable compression spring 4 After being compressed, the handle releases the downward pressure, retracts the pressure spring 4 and pushes the tube group 17 back to its position;

The front fork pipe sleeve one 22 and the front fork pipe sleeve two 25 are respectively installed on the nozzles at the two ends of the front frame pipe 16; the above assembly is assembled into the front frame group 1-2;

The handle pipe group 17 is connected with the front frame group, and the positioning of the front fork pipe sleeve one and the front fork pipe sleeve two does not come out.

The second folding channel 27 is installed on the front fork tube cover two 25, and can slide from the front fork tube cover two 25 into the front frame tube 16. Rotate and connect together, fold two road buttons 28 and can bring to fold two roads 27 to slide up and down when rotating, and two road stage clips 26 are installed on the front fork pipe sleeve two 25, make the return of fold two roads 27.

The folding two roads 27 protrude in the front frame pipe 16, and play the role of blocking and releasing the handle pipe group to slide down and touch the folding rotating member 9.

The bottom frame 1 and the front frame group 1-2 are movably connected through the front fork rear foot connection seat 5 and the front fork rear foot connection fitting 6 to form a four-link folding rotation point 2F, and the rear bracket 2 is rotationally connected to the bottom frame 1 and forms The four-link folding rotation point 3G, the rear bracket 2 is rotatably connected with the folding rotating part 9 and forms the four-link folding rotation point 4H, and the four-link folding rotation point 1-4E-H forms a four-link, locked The mechanism engages on the retractable locking part 7 and the retractable rotating part 9 .

The working principle of this specific embodiment is as follows: press up the one-hand telescopic briquetting block 13, and simultaneously press up and down the two buttons 28 to forcefully push down the handle tube group 17, and the closing pusher 24 pushes the closing lock 7 to Point E rotates, when the retractable pusher 24 moves to point F of the retractable lock 7, the joints are engaged and unlocked, and when the handle tube group 17 continues to push down, the G point of the retractable lock 7 forces the retractable rotation Part 9 is rotated outward by the retracting point A and the retracting point C, and the retracting point B is disengaged from the tangent point. Under the elastic force of the retracting rebound compression spring 4, the retracting member 3 is retracted to push the handle tube group 17 back to its position, and press down Push the handle tube group 17 to achieve the folding function.

Open the joint of the car platform and lock the automatic locking system:

The principle of opening the trolley: lift the single-handed telescopic pressure block 13 under the action of the elastic force of the retractable pressure spring 8, the retractable lock 7 rotates at point E, and is guided by the point H of the slope, forcing the retractable rotating member 9 to retract at point A , the retraction point C rotates inward, the retraction point B returns to the tangent point, and the joints are locked automatically to achieve the retraction function.

The above is only used to illustrate the technical solution of the utility model without limitation, other modifications or equivalent replacements made by those skilled in the art to the technical solution of the utility model, as long as they do not depart from the spirit and scope of the technical solution of the utility model , should be covered in the scope of the claims of the present utility model.

Claims (1)

1. a doll carriage Collapsible device, is characterized in that: it comprises underframe, after poppet, folds resilience part, folds resilience stage clip, front fork rear foot Connection Block, the front fork rear foot connect related parts, fold latch fitting, fold stage clip, fold tumbler, joint, singlehanded flexible briquetting, singlehanded flexible group, side arm pipe, handle pipe group, upper handle pipe, hand Telescopic Fixed seat, hand flexible stage clip, stretch card-bit part, front fork pipe box one, fold impeller seat, fold impeller, front fork pipe box two, two road stage clip, fold two roads, fold two road buttons, singlehanded flexible group is arranged in handle pipe, and singlehanded flexible briquetting is arranged in singlehanded flexible group, folds impeller and is arranged on and folds in impeller seat, fold on impeller seat and be provided with handle pipe, fold impeller seat and be exposed at pipe inside and outside handle pipe long slot bore, hand is arranged on hand on Telescopic Fixed seat flexible stage clip and flexible fastener, and be arranged on together on the pipe port of handle pipe, flexible card-bit part is exposed at pipe inside and outside handle pipe long slot bore, two joints are arranged on the upper end of side arm pipe respectively, folding latch fitting is arranged on joint, folding stage clip is arranged in the endoporus in joint, folding tumbler is arranged on joint, its run-on point is that double leval jib folds run-on point one, fold resilience part and fold the lower end that resilience stage clip is arranged on side arm pipe, front fork pipe box one and front fork pipe box two are arranged on the mouth of pipe at side arm pipe two ends respectively, handle pipe group is connected with side arm group, folding two roads is arranged on front fork pipe box two, fold two road buttons and fold two roads and front fork pipe box two and rotate and link together, two road stage clips are arranged on front fork pipe box two, fold two roads to protrude in side arm pipe, underframe and side arm group to be connected related parts by front fork rear foot Connection Block and to be flexibly connected and to form double leval jib and fold run-on point two with the front fork rear foot, after poppet and underframe are rotationally connected and form double leval jib and fold run-on point three, after poppet with fold tumbler and be rotationally connected and form double leval jib and fold run-on point four, double leval jib folds run-on point one and folds run-on point four to double leval jib and form double leval jib.