CN112960056B - Balance car with U-shaped screw middle connecting mechanism - Google Patents
Balance car with U-shaped screw middle connecting mechanism Download PDFInfo
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- CN112960056B CN112960056B CN202110406870.9A CN202110406870A CN112960056B CN 112960056 B CN112960056 B CN 112960056B CN 202110406870 A CN202110406870 A CN 202110406870A CN 112960056 B CN112960056 B CN 112960056B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
- B62K11/007—Automatic balancing machines with single main ground engaging wheel or coaxial wheels supporting a rider
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
- B62K11/02—Frames
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Abstract
The invention relates to a balance car with a U-shaped screw intermediate connecting mechanism, which solves the problems of complex structure, relatively poor gravity bearing capacity and the like of the intermediate connecting mechanism in the prior art, and adopts the technical scheme that: the middle connecting mechanism comprises a bearing base, a connecting assembly and a group of connecting assembly, wherein the connecting assembly is matched with two ends of the bearing base, the connecting assembly is matched with one end of the bearing base, the connecting assembly comprises a U-shaped screw rod and an anchor ear piece, the U-shaped screw rod and the anchor ear piece are matched and used for the anchor ear to bear the base, and the left vehicle body and the right vehicle body are respectively connected with two ends of the bearing base in a rotatable mode. The method has the following effects: the structure of the middle connecting mechanism is changed, so that the structure of the middle connecting mechanism is simplified, the pressure bearing capacity of the middle connecting mechanism is improved, the possibility that the left vehicle body and the right vehicle body swing unsmoothly is reduced, and the cost can be reduced.
Description
Technical Field
The invention relates to a balance car, in particular to a balance car with a U-shaped screw rod middle connecting mechanism.
Background
The prior pedal type balance car comprises a left car body, a right car body and a middle connecting mechanism for connecting the left car body and the right car body, wherein wheels are arranged at the outer ends of the left car body and the right car body, both the left car body and the right car body can swing forwards or backwards relative to the middle connecting mechanism (the so-called front and back connecting line is vertical to the axis of the middle connecting mechanism), and the acceleration, the deceleration or the turning of the balance car is realized by swinging the left car body and/or the right car body.
When the device is used, the feet of a user stand on the left vehicle body and the right vehicle body respectively, the left vehicle body and the right vehicle body bear the weight of the whole person, the human body pressure borne by the left vehicle body and the right vehicle body is borne by the middle connecting mechanism, and the middle connecting mechanism needs enough bearing capacity, so that the middle connecting mechanism has the problems of complex structure, high material requirement, unsmooth swinging of the left vehicle body and the right vehicle body due to easy failure and the like.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provide a balance car with a U-shaped screw intermediate connecting mechanism, which changes the structure of the intermediate connecting mechanism, simplifies the structure of the intermediate connecting mechanism, improves the pressure bearing capacity of the intermediate connecting mechanism, reduces the possibility of unsmooth swinging of a left car body and a right car body, and also reduces the cost.
The technical purpose of the invention is mainly solved by the following technical scheme: establish coupling mechanism's balance car in middle of U type screw rod, include left automobile body, right automobile body, set up respectively wheel and intermediate junction mechanism on left side automobile body and the right automobile body, intermediate junction mechanism's both ends respectively with left side automobile body and right automobile body form pivotal connection, characterized in that intermediate junction mechanism including accept the base, respectively with accept the both ends complex coupling assembling of base, a set of coupling assembling with accept the one end cooperation of base, coupling assembling includes U type screw rod and staple bolt spare, U type screw rod and staple bolt spare cooperation are used for the staple bolt accept the base, and make left side automobile body and right automobile body respectively with accept the both ends of base and form rotatable coupling. The structure of the middle connecting mechanism is changed, so that the structure of the middle connecting mechanism is simplified, the pressure bearing capacity of the middle connecting mechanism is improved, the possibility that the left vehicle body and the right vehicle body swing unsmoothly is reduced, and the cost can be reduced.
As a further improvement and supplement to the above technical solution, the present invention adopts the following technical measures:
the two ends of the bearing base are respectively provided with a pivoting part, the lower wall of the pivoting part is an arc-shaped hooping wall, the upper wall of the pivoting part is provided with a pivoting convex strip part and limiting parts arranged at the two sides corresponding to the pivoting convex strip part, the cross section of the pivoting convex strip part is arc-shaped, the limiting parts are of a plane structure, the pivoting convex strip part protrudes out of the plane of the limiting parts, the hooping wall is matched with the hooping part, the left vehicle body and the right vehicle body are respectively provided with a pivoting matching part, the pivoting matching part comprises an arc-shaped pivoting groove with a downward opening, an arc-shaped pivoting bearing groove with an upward opening and limiting upward parts respectively arranged at the two ends of the pivoting groove, the depth of the pivoting groove is less than the height of the pivoting convex strip part, the pivoting groove is matched with the pivoting convex part, and the limiting upward parts are matched with the limiting parts, the bail wall cooperates with the pivot receiving recess. The pivoting convex strip portion is matched with the arc-shaped pivoting groove with the downward opening, and the pivoting bearing groove with the upward opening is matched with the arc-shaped hoop wall, so that the left vehicle body and the right vehicle body can smoothly rotate forwards, backwards or reset and rotate. When the faces of the left vehicle body and the right vehicle body on which a person stands are in a horizontal position or approximately horizontal position, the limiting part is in direct clearance fit with the limiting upward part. When the left vehicle body and the right vehicle body swing forwards or backwards to the maximum angle (or swing safety angle), the front part or the rear part of the limiting upward part is in interference fit with the limiting part, so that the left vehicle body and the right vehicle body are limited to continuously swing forwards or backwards, and the safety of using the balance vehicle is improved.
In general, for convenience of production and installation, the pivot recesses are provided on the upper covers of the left and right vehicle bodies, respectively, and the pivot receiving recesses are provided on the lower covers of the left and right vehicle bodies, respectively.
In order to further enhance the gravity bearing capacity of the bearing base, an assembly channel which penetrates through the bearing base in the axial direction is arranged in the bearing base, and the reinforcing shaft is arranged in the assembly channel. In order to greatly improve the bearing capacity, at least two reinforcing shafts can be arranged.
The staple bolt spare includes staple bolt ring portion and is located the engaging lug at staple bolt ring portion both ends, staple bolt ring portion embraces the staple bolt wall, the both ends of U type screw rod respectively with correspond the engaging lug is connected. The U-shaped screw rod is inserted from the upper surfaces of the left vehicle body and the right vehicle body, penetrates through the upper cover and enters the inner cavities of the left vehicle body and the right vehicle body, and finally the end part of the U-shaped screw rod is in threaded connection with the connecting lug. The bent parts of the U-shaped screws are exposed outside the upper covers of the left vehicle body and the right vehicle body, and the exposed parts are plated with chrome, so that the effect of decorating the balance vehicle is achieved.
The upper cover of the left vehicle body and the upper cover of the right vehicle body are respectively provided with a plurality of U-shaped screw rod through holes matched in pairs, each pair of U-shaped screw rod through holes are matched with one U-shaped screw rod, the opening of each U-shaped screw rod faces downwards, the connecting ends of the U-shaped screw rods respectively penetrate through the corresponding U-shaped screw rod through holes matched in pairs, the bottoms of the U-shaped screw rods are exposed out of the upper covers, and the bottoms of the U-shaped screw rods form decoration parts. In general, the decoration parts of the U-shaped screws are protruded on the corresponding surfaces of the upper covers of the left vehicle body and the right vehicle body, so that the visual effect is further improved.
Accept the base and include integrated into one piece's upper and middle lid, axial run through the upper and middle lid pivot portion, the axial both ends of upper and middle lid with the corresponding tip of the upper cover of left automobile body and the upper cover of right automobile body forms conflict cooperation, the downside cooperation of upper and middle lid is middle lid once, the axial both ends of lower middle lid with the lower cover of left automobile body and the corresponding tip of the lower cover of right automobile body form conflict cooperation. The upper middle cover part and the lower middle cover are filled in the own gap of the left vehicle body and the right vehicle body, the external streamline of the balance vehicle is improved, the quality is improved, and meanwhile, after the upper middle cover part and the lower middle cover are matched, the balance vehicle is provided with an upper decorative surface, a front decorative surface and a rear decorative surface, the balance vehicle can be further decorated, and the quality of the balance vehicle is improved.
The two ends of the pivoting part respectively extend into the inner cavities of the left vehicle body and the right vehicle body, the hoop part is positioned in the inner cavities of the left vehicle body and the right vehicle body, the hoop part protrudes outwards and forms a groove with the main part of the pivoting part, the inner end face of the hoop part and the end face of the lower middle cover form a groove, and the inner end walls of the lower cover of the left vehicle body and the lower cover (called the lower cover for short) of the right vehicle body can be inserted into the groove to play a role in limiting and preventing displacement.
The outer ends of the left vehicle body and the right vehicle body are respectively provided with a mud guard assembly, the mud guard assemblies are respectively matched with corresponding wheels, each mud guard assembly comprises an upper mud guard and a U-shaped side mud guard, each upper mud guard comprises a vertical part and an arc-shaped visor part which are of an integral structure, the arc-shaped visor parts are positioned at the upper ends of the vertical parts, the lower ends of the vertical parts are fixed on the corresponding left vehicle body and the corresponding right vehicle body, the arc-shaped visor parts are arranged above the corresponding wheels, and the bending radian of the arc-shaped visor parts is matched with that of the wheels; the side fender includes horizontal portion, the side fender portion of body structure and connects the transition portion of horizontal portion and side fender portion, the side fender portion with the lateral surface cooperation of wheel, the transition portion with the outline adaptation of wheel. The U-shaped side fender and the last fender can play the fender mud effect from many position multi-angles, and it is better to keep off the mud effect, and simultaneously, the side fender of U-shaped and last fender can further decorate the balance car, further promote the quality of balance car.
The invention has the following beneficial effects: 1. the structure of the middle connecting mechanism is changed, so that the structure of the middle connecting mechanism is simplified, the pressure bearing capacity of the middle connecting mechanism is improved, the possibility of unsmooth swinging of the left vehicle body and the right vehicle body is reduced, and the cost can be reduced. 2. The pivot receiving grooves with the upward openings are matched with the arc-shaped hoop walls on the pivot convex strip parts and the arc-shaped pivot grooves with the downward openings, so that the left vehicle body and the right vehicle body can smoothly rotate forwards, backwards or reset and rotate. 3. When the faces of the left vehicle body and the right vehicle body, on which a person stands, are in a horizontal position or are approximately horizontal, the limiting part is in direct clearance fit with the limiting upward part, and the faces between the limiting part and the limiting upward part are basically parallel, so that the left vehicle body and the right vehicle body can smoothly swing. 4. When the left vehicle body and the right vehicle body swing forwards or backwards to the maximum angle (or swing safety angle), the front part or the rear part of the limiting upward part is in interference fit with the limiting part, so that the left vehicle body and the right vehicle body are limited to continuously swing forwards or backwards, and the safety of using the balance vehicle is improved. 5. In order to further enhance the gravity bearing capacity of the bearing base, an assembly channel which penetrates through the bearing base in the axial direction is arranged in the bearing base, and the reinforcing shaft is arranged in the assembly channel. In order to greatly improve the bearing capacity, at least two reinforcing shafts can be arranged. 6. The bent parts of the U-shaped screws are exposed outside the upper covers of the left vehicle body and the right vehicle body, and the exposed parts are plated with chrome, so that the effect of decorating the balance vehicle is achieved. 7. The upper middle cover part and the lower middle cover are filled in the own gap of the left vehicle body and the right vehicle body, the external streamline of the balance vehicle is improved, the quality is improved, and meanwhile, after the upper middle cover part and the lower middle cover are matched, the balance vehicle is provided with an upper decorative surface, a front decorative surface and a rear decorative surface, the balance vehicle can be further decorated, and the quality of the balance vehicle is improved. 8. The U-shaped side fender and the last fender can play the fender effect from many position multi-angles, and it is better to keep off the mud effect, and simultaneously, the side fender of U-shaped and last fender can further decorate the balance car, further promote the quality of balance car.
Drawings
Figure 1 is a schematic illustration of an explosive structure according to the present invention.
Fig. 2 is a schematic view of the structure of fig. 1 from another perspective.
Fig. 3 is a schematic diagram of an embodiment of the present invention.
Fig. 4 is a schematic structural view of an upper cover of a left vehicle body (or a right vehicle body) in the present invention.
Fig. 5 and 6 are schematic diagrams of the structure of fig. 4 from different viewing angles.
FIG. 7 is a schematic view of the receiving base of the present invention.
Fig. 8 is a schematic view of the structure of fig. 7 from another view angle.
Fig. 9 is a schematic view of a structure in which a lower cover is hidden.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): as shown in fig. 1 to 8, the balance car with the U-shaped screw intermediate connection mechanism includes a left car body 1, a right car body 2, wheels 4 respectively disposed on the left car body and the right car body, and an intermediate connection mechanism 3, wherein both ends of the intermediate connection mechanism are respectively pivotally connected to the left car body and the right car body. Herein, "left" and "right" in the left vehicle body and the right vehicle body are relative concepts, and the left side in the width direction of the drawing sheet on which fig. 1 is placed is defined as "left", and the right side in the width direction of the drawing sheet is defined as "right".
The intermediate junction mechanism including accept base 31, respectively with accept the both ends complex coupling assembling of base, a set of coupling assembling with accept the one end cooperation of base, coupling assembling includes U type screw rod 32 and embraces hoop 33, U type screw rod and the cooperation of staple bolt spare are used for the staple bolt accept the base, and make left side automobile body and right automobile body respectively with accept the both ends formation rotatable coupling of base. The structure of the middle connecting mechanism is changed, so that the structure of the middle connecting mechanism is simplified, the pressure bearing capacity of the middle connecting mechanism is improved, the possibility that the left vehicle body and the right vehicle body swing unsmoothly is reduced, and the cost can be reduced.
Further optimizing the technical scheme: the two ends of the bearing base 31 are respectively provided with a pivoting part 31-1, the lower wall of the pivoting part is an arc-shaped hoop wall 31-2, the upper wall of the pivoting part is provided with a pivoting convex strip part 31-3 and limiting parts 31-4 arranged at the two sides corresponding to the pivoting convex strip part, the cross section of the pivoting convex strip part is arc-shaped, the limiting parts are of a plane structure, the pivoting convex strip part is convex on the plane of the limiting parts, the hoop wall is matched with the hoop part, the left vehicle body and the right vehicle body are both provided with pivoting matching parts, the pivoting matching parts comprise an arc-shaped pivoting groove 5 with a downward opening, an arc-shaped pivoting receiving groove 6 with an upward opening and limiting upward-raising parts 7 respectively arranged at the two ends of the pivoting groove, the depth of the pivoting groove 5 is smaller than the height of the pivoting convex strip part 31-3, the pivoting groove 5 is matched with the pivoting convex strip portion 31-3, the limiting upward part 7 is matched with the limiting part 31-4, and the hoop wall 31-2 is matched with the pivoting bearing groove 6.
When the upper surfaces of the left and right vehicle bodies are in a horizontal shape, the limiting raised part 7 and the horizontal plane directly form a certain included angle, and the limiting raised part 7 gradually inclines upwards towards a direction away from the pivoting groove 5 (the upper direction means that the top end direction of fig. 1 is defined as "upper").
When the pivoting convex strip part is matched with the arc-shaped pivoting groove with the downward opening and the pivoting bearing groove with the upward opening is matched with the arc-shaped hoop wall, the left vehicle body and the right vehicle body can smoothly rotate forwards, backwards or reset and rotate. When the faces of the left vehicle body and the right vehicle body on which a person stands are in a horizontal position or approximately horizontal position, the limiting part is in direct clearance fit with the limiting upward part. When the left vehicle body and the right vehicle body swing forwards or backwards to the maximum angle (or swing safety angle), the front part or the rear part of the limiting upward part is in interference fit with the limiting part, so that the left vehicle body and the right vehicle body are limited to continuously swing forwards or backwards, and the safety of using the balance vehicle is improved.
In general, for convenience of production and installation, the pivot recesses 5 are provided on the upper covers 11 and 21 of the left and right vehicle bodies, respectively, and the pivot receiving recesses 6 are provided on the lower covers 12 and 22 of the left and right vehicle bodies, respectively.
In order to further increase the weight-bearing capacity of the receiving base 31, an axially through-going assembly channel 31-5 is provided in the receiving base, and the reinforcing shaft 8 is provided in the assembly channel 31-5. In order to increase the bearing capacity considerably, at least two reinforcing shafts 8 can be provided. In order to reduce weight, the reinforcing shaft 8 is a hollow reinforcing shaft.
Preferably, the hoop member 33 includes a hoop part 33-1 and connecting lugs 33-2 located at two ends of the hoop part, the hoop wall 31-2 is embraced by the hoop part 33-1, and two ends of the U-shaped screw 32 are respectively connected with the corresponding connecting lugs 33-2.
The U-shaped screw rods 32 are inserted from the upper surfaces of the left vehicle body and the right vehicle body, penetrate through the upper covers and enter the inner cavities of the left vehicle body and the right vehicle body, and finally the end parts of the U-shaped screw rods are in threaded connection with the connecting lugs. The bent parts of the U-shaped screws are exposed outside the upper covers of the left vehicle body and the right vehicle body, and the exposed parts are subjected to chrome plating 32-1, so that the effect of decorating the balance vehicle is achieved.
The upper cover of the left vehicle body and the upper cover of the right vehicle body are respectively provided with a plurality of U-shaped screw through holes matched in pairs, each pair of U-shaped screw through holes are matched with one U-shaped screw 32, the opening of each U-shaped screw faces downwards, the connecting ends of the U-shaped screws respectively penetrate through the corresponding U-shaped screw through holes matched in pairs, the bottoms of the U-shaped screws are exposed out of the upper covers, and the bottoms (namely the bottoms of the U shapes) of the U-shaped screws form a decoration part. In general, the decoration part 32-1 of the U-shaped screw is protruded on the corresponding surface of the upper covers of the left and right vehicle bodies, thereby further improving the visual effect.
The bearing base 31 comprises an upper middle cover part 31-6 and a pivoting part 31-7, wherein the upper middle cover part is integrally formed, the axial two ends of the upper middle cover part are in interference fit with the corresponding end parts of the upper cover of the left vehicle body and the upper cover of the right vehicle body, the lower side of the upper middle cover part is matched with a lower middle cover 9, and the axial two ends of the lower middle cover part are in interference fit with the corresponding end parts of the lower cover of the left vehicle body and the lower cover of the right vehicle body. The upper middle cover part 31-6 and the lower middle cover 9 fill the own gaps of the left vehicle body and the right vehicle body, the external streamline of the balance vehicle is improved, the quality is improved, and meanwhile, after the upper middle cover part and the lower middle cover part are matched, the balance vehicle can be further decorated by the upper decoration surface, the front decoration surface and the rear decoration surface, and the quality of the balance vehicle is improved.
As shown in fig. 9, two ends of the pivot portion respectively extend into the inner cavities of the left vehicle body and the right vehicle body, the hoop member is located in the inner cavities of the left vehicle body and the right vehicle body, the hoop member protrudes outward from the main portion of the pivot portion, a groove 10 is formed between the inner end surface of the hoop member and the end surface of the lower middle cover, and the inner end walls of the lower cover of the left vehicle body and the lower cover of the right vehicle body (referred to as the lower cover) can be inserted into the groove to play a role in limiting and preventing displacement.
In order to limit the outer end of the hoop member 33, the outer end of the hoop member is provided with a flange 31-8, and the flange 31-8 is in interference fit with the outer end of the hoop member 33.
The outer end of left side automobile body and right automobile body sets up fender subassembly respectively, the fender subassembly respectively with the wheel cooperation that corresponds, the fender subassembly includes the side fender of last fender and U-shaped, for the convenience of production and processing, the side fender of going up fender and U-shaped all with upper cover 11, 21 structure as an organic whole.
Specifically, the upper fender comprises a vertical portion 10-1 and an arc-shaped visor portion 10-2 which are integrally formed, the arc-shaped visor portion 10-2 is located at the upper end of the vertical portion 10-1, the lower end of the vertical portion 10-1 is fixed to the corresponding left vehicle body and the corresponding right vehicle body, the arc-shaped visor portion 10-2 is arranged above the corresponding wheel 4, and the bending radian of the arc-shaped visor portion 10-2 is matched with that of the wheel.
The side mudguard comprises a transverse part 20-1, a side blocking part 20-3 and a transition part 20-2, wherein the transverse part and the transition part are of an integrated structure, the side blocking part 20-3 is matched with the outer side face of the wheel, and the transition part 20-2 is matched with the outer contour of the wheel. The U-shaped side fender and the last fender can play the fender effect from many position multi-angles, and it is better to keep off the mud effect, and simultaneously, the side fender of U-shaped and last fender can further decorate the balance car, further promote the quality of balance car.
The side fender may also be referred to as an L-shaped side fender, and the end wall of the upper cover is not counted as a part of the fender. When the side fender is said to be U-shaped, the end wall of the upper cover forms a portion of the side fender.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. In the above embodiments, the present invention may have various modifications and variations. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The balance car with the U-shaped screw rod middle connecting mechanism comprises a left car body, a right car body, wheels and a middle connecting mechanism, wherein the wheels are arranged on the left car body and the right car body respectively, and the two ends of the middle connecting mechanism are in pivoting connection with the left car body and the right car body respectively; the bearing base is internally provided with an axially-through assembly channel, the assembly channel is internally provided with a reinforcing shaft, two ends of the bearing base are respectively provided with a pivoting part, the lower wall of the pivoting part is a circular arc-shaped hoop wall, the upper wall of the pivoting part is provided with a pivoting convex strip part, the hoop wall is matched with the hoop part, the left vehicle body and the right vehicle body are respectively provided with a pivoting matching part, the pivoting matching parts comprise a circular arc-shaped pivoting groove with a downward opening and a circular arc-shaped pivoting bearing groove with an upward opening, the pivoting grooves are matched with the pivoting convex strip parts, and the hoop wall is matched with the pivoting bearing grooves.
2. The balance vehicle with the U-shaped screw rod intermediate connection mechanism as claimed in claim 1, wherein the upper wall of the pivoting part is provided with a limiting part, the limiting part is arranged at two sides of a pivoting convex strip part, and the pivoting convex strip part is protruded on the plane of the limiting part; the pivoting matching part also comprises limiting raised parts which are respectively arranged at two ends of the pivoting groove, and the limiting raised parts are matched with the limiting parts; the cross section of the pivoting convex strip portion is arc-shaped, the limiting position is of a plane structure, and the depth of the pivoting groove is smaller than the height of the pivoting convex strip portion.
3. The balance car with the U-shaped screw middle connection mechanism according to claim 2, wherein the hoop member includes a hoop ring portion and connection lugs at two ends of the hoop ring portion, the hoop ring portion embraces the hoop wall, and two ends of the U-shaped screw are respectively connected to the corresponding connection lugs.
4. The balance car with the U-shaped screw intermediate connection mechanism according to claim 2 or 3, wherein the upper cover of the left car body and the upper cover of the right car body are respectively provided with a plurality of groups of paired matched U-shaped screw through holes, each pair of U-shaped screw through holes are matched with one U-shaped screw, the openings of the U-shaped screws face downwards, the connection ends of the U-shaped screws respectively penetrate through the corresponding paired matched U-shaped screw through holes, the bottoms of the U-shaped screws are exposed out of the upper covers, and the bottoms of the U-shaped screws form decoration parts.
5. The balance car with the U-shaped screw middle connection mechanism as claimed in claim 4, wherein the receiving base includes an upper middle cover portion and a pivot portion axially penetrating through the upper middle cover portion, the two axial ends of the upper middle cover portion are in interference fit with the corresponding ends of the upper cover of the left car body and the upper cover of the right car body, the lower side of the upper middle cover portion is in interference fit with a lower middle cover, and the two axial ends of the lower middle cover portion are in interference fit with the corresponding ends of the lower cover of the left car body and the lower cover of the right car body.
6. The balance car with the U-shaped screw rod middle connecting mechanism as claimed in claim 5, wherein two ends of the pivot part respectively extend into the inner cavities of the left car body and the right car body, the hoop member is positioned in the inner cavities of the left car body and the right car body, and the hoop member protrudes outwards and is connected with the main part of the pivot part.
7. The balance car with the U-shaped screw rod intermediate connection mechanism as claimed in claim 1, 2 or 3, wherein mud guard assemblies are respectively arranged at the outer ends of the left car body and the right car body, the mud guard assemblies are respectively matched with corresponding wheels, the mud guard assemblies comprise an upper mud guard and a U-shaped side mud guard, the upper mud guard comprises a vertical part and an arc-shaped visor part which are integrally formed, the arc-shaped visor part is positioned at the upper end of the vertical part, the lower end of the vertical part is fixed on the corresponding left car body and the corresponding right car body, the arc-shaped visor part is arranged above the corresponding wheels, and the bending radian of the arc-shaped visor part is matched with the bending radian of the wheels; the side fender includes horizontal portion, the side fender portion of body structure and connects the transition portion of horizontal portion and side fender portion, the side fender portion with the lateral surface cooperation of wheel, the transition portion with the outline adaptation of wheel.
8. The balance vehicle with the U-shaped screw intermediate connection mechanism according to claim 6, wherein the outer ends of the left vehicle body and the right vehicle body are respectively provided with a fender assembly, the fender assemblies are respectively matched with corresponding wheels, the fender assembly comprises an upper fender and a U-shaped side fender, the upper fender comprises a vertical part and an arc-shaped visor part which are integrally structured, the arc-shaped visor part is positioned at the upper end of the vertical part, the lower end of the vertical part is fixed on the corresponding left vehicle body and right vehicle body, the arc-shaped visor part is arranged above the corresponding wheel, and the bending radian of the arc-shaped visor part is matched with the bending radian of the wheel; the side fender includes horizontal portion, the side fender portion of body structure and connects the transition portion of horizontal portion and side fender portion, the side fender portion with the lateral surface cooperation of wheel, the transition portion with the outline adaptation of wheel.
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| CN202110406870.9A CN112960056B (en) | 2021-04-15 | 2021-04-15 | Balance car with U-shaped screw middle connecting mechanism |
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| CN202110406870.9A CN112960056B (en) | 2021-04-15 | 2021-04-15 | Balance car with U-shaped screw middle connecting mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105270526B (en) * | 2015-09-30 | 2018-01-16 | 江西迪安新能源动力有限公司 | A kind of two-wheel electric balance car |
| CN105539659A (en) * | 2015-12-28 | 2016-05-04 | 广东龙昕科技有限公司 | Intelligent electric balance car of bolt rotary shaft structure |
| CN105539672A (en) * | 2015-12-30 | 2016-05-04 | 王宏斌 | Electric balance two-wheeled vehicle |
| CN208760798U (en) * | 2018-07-27 | 2019-04-19 | 浙江波速尔运动器械有限公司 | An electric balance car |
| CN210592289U (en) * | 2019-10-17 | 2020-05-22 | 胡烨 | Vehicle body structure of balance car |
| CN211494351U (en) * | 2019-11-20 | 2020-09-15 | 陈健 | Balance car is felt to body |
| CN212332852U (en) * | 2020-05-15 | 2021-01-12 | 吕永剑 | Balance car |
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