CN216708920U - Auxiliary wheel and vehicle with same - Google Patents
Auxiliary wheel and vehicle with same Download PDFInfo
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- CN216708920U CN216708920U CN202123438765.8U CN202123438765U CN216708920U CN 216708920 U CN216708920 U CN 216708920U CN 202123438765 U CN202123438765 U CN 202123438765U CN 216708920 U CN216708920 U CN 216708920U
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- auxiliary wheel
- assembly
- height position
- limiting
- limiting plate
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Abstract
The utility model discloses an auxiliary wheel and a vehicle with the same, wherein the auxiliary wheel comprises: a rotating assembly; the limiting support assembly is arranged on the rotating assembly, an auxiliary wheel body is arranged on the limiting support assembly, and the limiting support assembly can move between a first height position and a second height position relative to the rotating assembly so as to adjust the height of the auxiliary wheel body. According to the auxiliary wheel, the limit bracket assembly can move between the first height position and the second height position relative to the rotating assembly, so that the height of the auxiliary wheel body can be effectively adjusted, the driving wheel and the auxiliary wheel can simultaneously touch the ground, one of the driving wheel and the auxiliary wheel can be prevented from being excessively worn, and the service lives of the driving wheel and the auxiliary wheel can be prolonged.
Description
Technical Field
The utility model relates to the field of vehicles, in particular to an auxiliary wheel and a vehicle with the same.
Background
In the related art, due to the existence of manufacturing errors, the driving wheel and the auxiliary wheel of the pallet truck can not be simultaneously grounded, wherein when the driving wheel is not grounded, an excessive bearing force on the pallet truck can be exerted on the auxiliary wheel, so that the abrasion of the auxiliary wheel is serious, and the service life of the auxiliary wheel is shortened; when the auxiliary wheel does not touch the ground, the overlarge bearing capacity on the pallet truck can be exerted on the driving wheel, so that the driving wheel is seriously abraded, the auxiliary wheel cannot play a role in vibration reduction, and the stability of the pallet truck is influenced.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide an auxiliary wheel, which can effectively adjust the height of an auxiliary wheel body, can avoid excessive wear of one of a driving wheel and an auxiliary wheel, and can prolong the service life of the driving wheel and the auxiliary wheel.
Another object of the utility model is to propose a vehicle comprising an auxiliary wheel as described above.
An auxiliary wheel according to an embodiment of the first aspect of the utility model comprises: a rotating assembly; the limiting support assembly is arranged on the rotating assembly, an auxiliary wheel body is arranged on the limiting support assembly, and the limiting support assembly can move between a first height position and a second height position relative to the rotating assembly so as to adjust the height of the auxiliary wheel body.
According to the auxiliary wheel provided by the embodiment of the utility model, the limit bracket assembly can move between the first height position and the second height position relative to the rotating assembly, so that the height of the auxiliary wheel body can be effectively adjusted, the driving wheel and the auxiliary wheel can be simultaneously grounded, one of the driving wheel and the auxiliary wheel can be prevented from being excessively worn, and the service lives of the driving wheel and the auxiliary wheel can be prolonged.
According to some embodiments of the utility model, the spacing bracket assembly is pivotally connected to the rotating assembly, the spacing bracket assembly being rotatable relative to the rotating assembly between the first height position and the second height position to adjust the height of the auxiliary wheel body.
According to some embodiments of the utility model, a first limit plate is arranged on the rotation assembly, a second limit plate is arranged on the limit bracket assembly, and an adjusting piece is arranged between the first limit plate and the second limit plate and used for adjusting the distance between the first limit plate and the second limit plate to adjust the height of the auxiliary wheel body.
According to some embodiments of the utility model, a lock nut is provided on one of the first limit plate and the second limit plate, and the adjusting member passes through the other of the first limit plate and the second limit plate and cooperates with the lock nut to adjust the distance between the first limit plate and the second limit plate.
According to some embodiments of the present invention, a first stop is disposed on the rotation assembly, the second limit plate is located between the first stop and the first limit plate, and the second limit plate abuts against the first stop when the limit bracket assembly is located at the first height position.
According to some embodiments of the present invention, the stop bracket assembly is provided with at least one second stop, the second stop plate abuts against the first stop and the rotation assembly is separated from the second stop when the stop bracket assembly is located at the first height position, and the rotation assembly abuts against the second stop and the second stop plate is separated from the first stop when the stop bracket assembly is located at the second height position.
According to some embodiments of the utility model, the swivel assembly comprises two first side walls opposite to each other; the limiting bracket assembly comprises two second side walls which are opposite to each other, the two second side walls are positioned between the two first side walls, the second stop piece is arranged on the surface of one of the second side walls, which is far away from the other second side wall, and the side surface, facing the second stop piece, of the corresponding first side wall is stopped by the second stop piece when the limiting bracket assembly is positioned at the second height position.
According to some embodiments of the utility model, at least one cushion spring is disposed between the first limit plate and the second limit plate.
According to some embodiments of the utility model, the damping spring comprises at least one of a spring and a rubber sleeve, and the damping spring is sleeved outside the adjusting member.
According to a second aspect of the utility model, a vehicle includes an auxiliary wheel according to the first aspect of the utility model described above.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic illustration of the assembly of a vehicle body and auxiliary wheels according to an embodiment of the present invention;
FIG. 2 is a schematic view of an auxiliary wheel according to an embodiment of the utility model;
FIG. 3 is a cross-sectional view of the auxiliary wheel shown in FIG. 2;
FIG. 4 is a schematic view of a rotating assembly of an auxiliary wheel in a first elevational position in accordance with an embodiment of the utility model;
FIG. 5 is a schematic view of the rotating assembly of the auxiliary wheel in a second elevational position in accordance with the embodiment of the utility model;
FIG. 6 is a schematic view of a rotating member of an auxiliary wheel according to an embodiment of the present invention;
FIG. 7 is a schematic view of a rotating bracket of an auxiliary wheel according to an embodiment of the present invention;
fig. 8 is a schematic view of a limit bracket of an auxiliary wheel according to an embodiment of the present invention.
Reference numerals:
100: an auxiliary wheel;
10: a rotating assembly; 101: a rotating member; 1011: an extension portion; 1012: a bearing; 102: rotating the bracket;
1021: a first limit plate; 1022: a first side wall; 1023: a protrusion; 103: a first stopper;
20: a limiting bracket assembly; 201: a second limiting plate; 202: locking the nut; 203: a second side wall;
204: a second stopper; 30: an auxiliary wheel body; 40: an adjustment member; 50: a rubber sleeve; 60: a spring;
70: a fastener;
200: a vehicle body; 300: and a driving wheel.
Detailed Description
Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.
An auxiliary wheel 100 according to an embodiment of the first aspect of the utility model is described below with reference to fig. 1-8. The auxiliary wheel 100 may be applied to a vehicle such as a pallet truck, and the auxiliary wheel 100 may also be applied to other types of vehicles, but is not limited to pallet trucks. The application is described with the auxiliary wheel 100 applied to a pallet truck as an example.
As shown in fig. 1 to 8, the auxiliary wheel 100 according to the first embodiment of the present invention includes a rotation assembly 10 and a limit bracket assembly 20.
Specifically, the limit bracket assembly 20 is disposed on the rotating assembly 10, the auxiliary wheel body 30 is disposed on the limit bracket assembly 20, and the limit bracket assembly 20 is movable between a first height position and a second height position relative to the rotating assembly 10 to adjust the height of the auxiliary wheel body 30.
For example, in the example of fig. 1-5, the swivel assembly 10 includes a swivel member 101 and a swivel bracket 102, the swivel member 101 is disposed at an end of the swivel bracket 102 adjacent to a body 200 of a vehicle, such as a pallet truck, the swivel member 101 is provided with at least one extension 1011 on an outer peripheral surface thereof, the extension 1011 extends in a direction away from a center of the swivel member 101, the auxiliary wheel 100 can be connected to the body 200 of the vehicle through the extension 1011, the auxiliary wheel body 30 is rotatably connected to the spacing bracket assembly 20, and the spacing bracket assembly 20 can swivel relative to the swivel bracket 102 to move the spacing bracket assembly 20 between a first height position and a second height position. Therefore, compared with the conventional auxiliary wheel, the auxiliary wheel 100 can adjust the height of the auxiliary wheel body 30 through the limit bracket assembly 20, so that the driving wheel 300 and the auxiliary wheel 100 of a vehicle, such as a pallet truck, can simultaneously land when the vehicle is running, thereby avoiding excessive wear of one of the driving wheel 300 and the auxiliary wheel 100, and further prolonging the service life of the driving wheel 300 and the auxiliary wheel 100.
According to the auxiliary wheel 100 of the embodiment of the present invention, the height of the auxiliary wheel body 30 can be effectively adjusted by making the limit bracket assembly 20 movable between the first height position and the second height position with respect to the rotation assembly 10, so that the driving wheel 300 and the auxiliary wheel 100 can be simultaneously grounded, thereby preventing one of the driving wheel 300 and the auxiliary wheel 100 from being excessively worn, and further prolonging the service life of the driving wheel 300 and the auxiliary wheel 100.
According to some embodiments of the present invention, the spacing bracket assembly 20 is pivotally connected to the rotating assembly 10, and the spacing bracket assembly 20 is rotatable relative to the rotating assembly 10 between a first height position and a second height position to adjust the height of the auxiliary wheel body 30. Referring to fig. 1 to 5, the spacing bracket assembly 20 may be rotatably coupled to the rotating bracket 102 by a fastening member 70, such as a bolt, and during the rotation of the spacing bracket assembly 20, the fastening member 70, such as a bolt, may serve as a rotation fulcrum so that the spacing bracket assembly 20 may rotate around the fastening member 70, so that the spacing bracket assembly 20 may move between the first height position and the second height position, and the coupling manner may be simple, which may improve the assembly efficiency of the auxiliary wheel 100.
Further, be equipped with first limiting plate 1021 on the rotation assembly 10, be equipped with second limiting plate 201 on the spacing support assembly 20, be equipped with regulating part 40 between first limiting plate 1021 and the second limiting plate 201, regulating part 40 is used for adjusting the height of distance between first limiting plate 1021 and the second limiting plate 201 in order to adjust auxiliary wheel body 30. Referring to fig. 1 to 5 in combination with fig. 6, the first limiting plate 1021 may be disposed on the rotating bracket 102, and when the distance between the first limiting plate 1021 and the second limiting plate 201 is shortened by the adjusting member 40, the limiting bracket assembly 20 moves relative to the rotating bracket 102 in a direction towards the vehicle body 200, and at this time, the auxiliary wheel body 30 is lifted, and the distance between the auxiliary wheel body 30 and the vehicle body 200 is shortened. When the distance between the first limiting plate 1021 and the second limiting plate 201 is increased by the adjusting member 40, the limiting bracket assembly 20 moves relative to the rotating bracket 102 in a direction away from the vehicle body 200, and the auxiliary wheel body 30 descends, so that the distance between the auxiliary wheel body 30 and the vehicle body 200 is increased. Thereby, the distance between the auxiliary wheel 100 and the vehicle body 200 can be effectively adjusted to ensure that the driving wheel 300 and the auxiliary wheel 100 can be simultaneously grounded when the vehicle such as a pallet truck travels.
Further, one of the first limiting plate 1021 and the second limiting plate 201 is provided with a lock nut 202, and the adjusting member 40 passes through the other of the first limiting plate 1021 and the second limiting plate 201 and cooperates with the lock nut 202 to adjust the distance between the first limiting plate 1021 and the second limiting plate 201. A lock nut 202 (not shown) may be disposed on the first limiting plate 1021, and at this time, the adjusting element 40 may pass through the second limiting plate 201 to cooperate with the lock nut 202 on the first limiting plate 1021, so as to fix the adjusting element 40 on the limiting bracket assembly 20. Alternatively, a lock nut 202 (as shown in fig. 8) may be disposed on the second limiting plate 201, and at this time, the adjusting element 40 may pass through the first limiting plate 1021 to cooperate with the lock nut 202 on the second limiting plate 201, so as to fix the adjusting element 40 on the rotating bracket 102. Specifically, the distance between the first and second stopper plates 1021 and 201 can be adjusted by adjusting the locking force between the adjuster 40 and the lock nut 202, so that the distance between the auxiliary wheel body 30 and the vehicle body 200 can be adjusted. Alternatively, the adjustment member 40 may be a threaded fastener, but is not limited thereto.
According to some embodiments of the present invention, the first stopper 103 is disposed on the rotation assembly 10, the second limiting plate 201 is disposed between the first stopper 103 and the first limiting plate 1021, and the second limiting plate 201 abuts against the first stopper 103 when the limiting bracket assembly 20 is located at the first height position. As shown in fig. 2 and 4, the first stopper 103 is disposed on the rotating bracket 102, when the adjusting member 40 is unscrewed, the limiting bracket assembly 20 can rotate in a direction away from the vehicle body 200 by using the threaded fastener as a rotation fulcrum, and the distance between the first limiting plate 1021 and the second limiting plate 201 can be increased until the second limiting plate 201 abuts against the first stopper 103, and at this time, the distance H between the auxiliary wheel body 30 and the rotating member 101 is increased1Is the maximum distance. Therefore, the first stopper 103 can limit the movement of the spacing bracket assembly 20 in the direction away from the vehicle body 200, and the spacing bracket assembly 20 can be stably located at the first height position.
Further, at least one second stopper 204 is disposed on the spacing bracket assembly 20, when the spacing bracket assembly 20 is located at the first height position, the second spacing plate 201 abuts against the first stopper 103 and the rotation assembly 10 is separated from the second stopper 204, and when the spacing bracket assembly 20 is located at the second height position, the rotation assembly 10 abuts against the second stopper 204 and the second spacing plate 201 is separated from the first stopper 103. Referring to fig. 5 and 8, two second stoppers 204 may be disposed on the spacing bracket assembly 20, the two second stoppers 204 may be respectively disposed at two ends of the spacing bracket assembly 20, and the two second stoppers 204 are respectively opposite to two sidewalls of the rotating bracket 102 of the rotating assembly 10. When the adjusting member 40 is gradually screwed, the limiting bracket assembly 20 can rotate in the direction toward the vehicle body 200 by using the threaded fastener as a rotation fulcrum, at this time, the second limiting plate 201 is separated from the first stop member 103, the distance between the second limiting plate 201 and the first stop member 103 is gradually increased, the distance between the side wall of the rotating bracket 102 and the corresponding second stop member 204 is gradually reduced until the side wall of the rotating bracket 102 abuts against the corresponding second stop member 204, at this time, the limiting bracket assembly 20 is located at the second height position, and the distance H between the auxiliary wheel body 30 and the rotating member 101 is reduced2Is the minimum distance. Thereby, the second stopper 204The movement of the bracket assembly in the direction toward the vehicle body 200 can be restricted, and the spacing bracket assembly 20 can be stably located at the second height position.
Furthermore, the rotating assembly 10 includes two first side walls 1022 opposite to each other, the spacing bracket assembly 20 includes two second side walls 203 opposite to each other, the two second side walls 203 are located between the two first side walls 1022, the second stopper 204 is disposed on a surface of one of the second side walls 203 away from the other second side wall 203, and a side surface of the corresponding first side wall 1022 facing the second stopper 204 abuts against the second stopper 204 when the spacing bracket assembly 20 is located at the second height position. As shown in fig. 7 and 8, two first sidewalls 1022 are respectively located at two ends of the first limiting plate 1021, two second sidewalls 203 are respectively located at two ends of the second limiting plate 201, a second stop member 204 is disposed on a side surface of each second sidewall 203 far away from the second limiting plate 201, the second stop member 204 protrudes from the corresponding second sidewall 203, and when the spacing bracket assembly 20 is located at the second height position, one end of the first sidewall 1022 far away from the first limiting plate 1021 abuts against the corresponding second stop member 204. Thus, the two second stoppers 204 can further limit the movement of the bracket assembly in the direction toward the vehicle body 200, so that the limit bracket assembly 20 is more stably located at the second height position.
According to some embodiments of the present invention, as shown in fig. 3, at least one buffering elastic member is disposed between the first stopper plate 1021 and the second stopper plate 201. So set up, because buffering elastic component has the elastic damping effect to can decompose the striking that auxiliary wheel body 30 and ground collision produced many times, and then can play the damping effect, stability when guaranteeing the vehicle for example the pallet truck and travel.
Further, the buffering elastic member includes at least one of a spring 60 and a rubber sleeve 50, and the buffering elastic member is sleeved outside the adjusting member 40. Wherein the buffer elastic member may include one of a spring 60 and a rubber sleeve 50 (not shown); alternatively, the cushion spring may include both the spring 60 and the gum cover 50 (as shown in fig. 3). Referring to fig. 3-5, the rubber sleeve 50 can be sleeved on the adjusting member 40, and the spring 60 can be sleeved on the rubber sleeve 50, so that the elastic damping effect of the spring 60 and the rubber sleeve 50 can be fully utilized, the impact generated by the collision of the auxiliary wheel body 30 with the ground can be rapidly decomposed, and the stability of a vehicle such as a pallet truck during running can be ensured. In addition, the amount of extension and contraction of the spring 60 can be controlled by adjusting the locking force between the adjuster 40 and the lock nut 202 to adjust the height of the auxiliary wheel body 30.
Alternatively, the middle portion of the rotary member 101 is provided with a bearing 1012, and a side of the rotating bracket 102 adjacent to the rotary member 101 is provided with a protrusion 1023, and the protrusion 1023 is fitted on the bearing 1012, so that the auxiliary wheel body 30360 ° can be rotated.
A vehicle according to an embodiment of the second aspect of the utility model comprises an auxiliary wheel 100 according to an embodiment of the first aspect of the utility model described above.
According to the vehicle of the embodiment of the utility model, by adopting the auxiliary wheel 100, the stability of the vehicle during running can be ensured.
Other configurations and operations of vehicles according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An auxiliary wheel, comprising:
a rotating assembly;
the limiting support assembly is arranged on the rotating assembly, an auxiliary wheel body is arranged on the limiting support assembly, and the limiting support assembly can move between a first height position and a second height position relative to the rotating assembly so as to adjust the height of the auxiliary wheel body.
2. The auxiliary wheel of claim 1, wherein the spacing bracket assembly is pivotally connected to the rotation assembly, the spacing bracket assembly being rotatable relative to the rotation assembly between the first height position and the second height position to adjust the height of the auxiliary wheel body.
3. The auxiliary wheel according to claim 2, wherein the rotating assembly is provided with a first limiting plate, the limiting bracket assembly is provided with a second limiting plate,
an adjusting piece is arranged between the first limiting plate and the second limiting plate and used for adjusting the distance between the first limiting plate and the second limiting plate so as to adjust the height of the auxiliary wheel body.
4. The auxiliary wheel according to claim 3, wherein a lock nut is provided on one of the first and second limit plates, and the adjusting member passes through the other of the first and second limit plates and cooperates with the lock nut to adjust the distance between the first and second limit plates.
5. The auxiliary wheel according to claim 3, wherein the rotating assembly is provided with a first stop member, the second limit plate is located between the first stop member and the first limit plate, and the second limit plate abuts against the first stop member when the limit bracket assembly is located at the first height position.
6. The auxiliary wheel according to claim 5, wherein at least one second stop member is provided on the limit bracket assembly,
when the limiting support assembly is located at the first height position, the second limiting plate abuts against the first stop part and the rotating assembly is separated from the second stop part, and when the limiting support assembly is located at the second height position, the rotating assembly abuts against the second stop part and the second limiting plate is separated from the first stop part.
7. The auxiliary wheel of claim 6, wherein the rotating assembly includes two first side walls opposite each other;
the limiting bracket assembly comprises two second side walls which are opposite to each other, the two second side walls are positioned between the two first side walls, the second stop piece is arranged on the surface of one of the second side walls, which is far away from the other second side wall, and the side surface, facing the second stop piece, of the corresponding first side wall is stopped by the second stop piece when the limiting bracket assembly is positioned at the second height position.
8. The auxiliary wheel according to any of claims 3 to 7, wherein at least one cushion spring is provided between the first and second limit plates.
9. The auxiliary wheel according to claim 8, wherein the cushion elastic member includes at least one of a spring and a rubber sleeve, and the cushion elastic member is sleeved outside the adjusting member.
10. A vehicle, characterized in that it comprises an auxiliary wheel according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123438765.8U CN216708920U (en) | 2021-12-30 | 2021-12-30 | Auxiliary wheel and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123438765.8U CN216708920U (en) | 2021-12-30 | 2021-12-30 | Auxiliary wheel and vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216708920U true CN216708920U (en) | 2022-06-10 |
Family
ID=81890066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123438765.8U Active CN216708920U (en) | 2021-12-30 | 2021-12-30 | Auxiliary wheel and vehicle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216708920U (en) |
-
2021
- 2021-12-30 CN CN202123438765.8U patent/CN216708920U/en active Active
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