CN213139044U - Front wheel damping structure of three-wheel sweeping vehicle - Google Patents
Front wheel damping structure of three-wheel sweeping vehicle Download PDFInfo
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- CN213139044U CN213139044U CN202021668959.XU CN202021668959U CN213139044U CN 213139044 U CN213139044 U CN 213139044U CN 202021668959 U CN202021668959 U CN 202021668959U CN 213139044 U CN213139044 U CN 213139044U
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Abstract
The utility model discloses a tricycle street sweeper front wheel shock-absorbing structure, including the steering spindle, its characterized in that: the outer side of the steering shaft is correspondingly provided with a wheel mounting plate main body, the outer side of the wheel mounting plate main body is correspondingly provided with a damping device, the damping device comprises a damping spring fixing shaft welded and arranged at the upper end of the main outer side of the wheel mounting plate, a damping spring is fixedly arranged below the damping spring fixing shaft, a damping rocker shaft is sleeved at the tail end of the damping spring, the lower end of the main outer side of the wheel mounting plate is provided with a U-shaped hole, the outer side of the damping rocker shaft is connected with a spring damping rocker through a bearing, a through hole is arranged in the center of the spring damping rocker arm, a spring damping arm fixing shaft is fixedly arranged at the other end of the spring damping rocker arm, the inside roll connection of through hole has the front wheel outer axle sleeve, the utility model discloses, have the practicality strong and be difficult for making damping spring drop, stable in structure's characteristics.
Description
Technical Field
The utility model relates to a damping device technical field specifically is a tricycle front wheel shock-absorbing structure of sweeping floor.
Background
The motor tricycle is popular with the people in developing countries, especially the masses of farmers in vast rural areas of China, due to flexible steering and lower use cost. Most of the front shock absorbers used on the current motor tricycles are dampers, but because the current road conditions in most rural areas are relatively poor, and the motor tricycles usually run under the condition of carrying cargo, the front shock absorbers are subjected to not only frontal impact force but also very large lateral force when the motor tricycles run on the road surface.
And current shock-absorbing structure damping spring easily receives vibrations and drops, and the practicality is poor, and current shock-absorbing structure yielding after long-time vibrations simultaneously reduces life. Therefore, it is necessary to design a front wheel damping structure of a three-wheel sweeper, which has strong practicability, is not easy to cause the damping spring to fall off and has a stable structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tricycle front wheel shock-absorbing structure of sweeping floor to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a tricycle street sweeper front wheel shock-absorbing structure, includes steering spindle, its characterized in that: the outer side of the steering shaft is correspondingly provided with a wheel mounting plate, the main outer side of the wheel mounting plate is correspondingly provided with a damping device, and the damping device is used for buffering and damping the structure.
According to the technical scheme, the damping device comprises a damping spring fixing shaft welded and installed at the upper end of the main outer side of the wheel mounting plate, a damping spring is fixedly installed below the damping spring fixing shaft, the tail end of the damping spring is sleeved with a damping rocker shaft, a U-shaped hole is formed in the lower end of the main outer side of the wheel mounting plate, the damping spring fixing shaft is mainly used for fixing the damping spring, the damping spring is not prone to falling off, and when the structure vibrates, the damping rocker shaft plays a role in connection.
According to the technical scheme, the outer side of the damping rocker shaft is connected with the spring damping rocker through a bearing, a through hole is formed in the center of the spring damping rocker, a spring damping rocker fixing shaft is fixedly mounted at the other end of the spring damping rocker, the spring damping rocker is mainly used for connecting a damping spring when a tire jumps up and down, when the structure vibrates, the damping rocker shaft is connected with the damping spring fixing shaft and the spring damping rocker, and the spring damping rocker fixing shaft is used for fixing the spring damping rocker.
According to the technical scheme, the inside roll connection of through hole has the outer axle sleeve of front wheel, the inside cup joint of the outer axle sleeve of front wheel installs the front wheel axle, one side fixed mounting of the outer axle sleeve of front wheel has the front wheel axle sleeve, the outer axle sleeve of front wheel runs through U type hole, and when the front wheel axle is beated at the shock attenuation in-process, because the reason in the U type hole of seting up in the wheel mounting panel outside below can only carry out small amplitude and beat in the certain extent, can prevent like this that the spring from droing or can also continue to work under the malfunctioning circumstances, prevent the occurence of failure.
According to the technical scheme, one side of the front wheel outer shaft sleeve is provided with a step, the inner side of the front wheel shaft is provided with a flat pad, the outer side of the front wheel shaft is sleeved with the front wheel mounting seat, and the outer side of the front wheel mounting seat is fixedly provided with the front tire.
According to the technical scheme, the both ends fixed mounting of preceding tire mount pad has the steering spindle, the screw hole has been seted up to the one end of front wheel axle, the below of screw hole is provided with the nut, and the step of front wheel outer axle sleeve is spacing, lets the wheel mounting panel can let the smooth luffing motion of front tire ability when passing through nut locking in the front wheel axle both sides in U type hole.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model is characterized in that the utility model,
(1) by arranging the spring damping rocker arm and the spring damping arm fixing shaft, when a front tire passes through an uneven road section such as gravel or a deceleration strip and a front wheel jumps up and down, the spring damping rocker arm can only do rotary motion because the spring damping arm fixing shaft fixes the direction, and the spring damping rocker arm can only clockwise rotate by taking the spring damping arm fixing shaft as a center under stress;
(2) by arranging the front wheel shaft, the wheel mounting plate main body and the U-shaped holes, when the front wheel shaft jumps in the shock absorption process, the front wheel shaft can jump only in a certain range due to the U-shaped holes formed in the wheel mounting plate in a penetrating way, so that the front wheel shaft can continue to work under the condition of preventing the spring from falling off or malfunctioning, and accidents are prevented;
(3) through being provided with outer axle sleeve of front wheel, nut, the step of the outer axle sleeve of front wheel is spacing, when letting the front wheel axle both sides that run through wheel mounting panel U type hole pass through nut locking, lets the smooth upper and lower beat of front tyre ability.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic cross-sectional side view of the present invention;
fig. 2 is a schematic view of the overall front structure of the present invention;
fig. 3 is an enlarged schematic view of a in fig. 2 according to the present invention;
fig. 4 is a schematic perspective view of the present invention;
in the figure: 1. a steering shaft; 2. the wheel mounting plate is mainly used; 3. a damping spring fixing shaft; 4. a damping spring; 5. a front wheel axle sleeve; 6. flattening the cushion; 7. a front wheel axle; 8. a front wheel outer sleeve; 9. a spring shock absorbing rocker arm; 10. a front wheel mounting base; 11. a front tire; 12. a nut; 13. the spring damping arm is fixed on the shaft; 14. a shock absorbing rocker shaft; 15. a U-shaped hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a tricycle street sweeper front wheel shock-absorbing structure, includes steering spindle 1, its characterized in that: the outer side of the steering shaft 1 is correspondingly provided with a wheel mounting plate main body 2, the outer side of the wheel mounting plate main body 2 is correspondingly provided with a damping device, and the damping device is used for buffering and damping the structure;
the damping device comprises a damping spring fixing shaft 3 welded and installed at the upper end of the outer side of the wheel mounting plate main body 2, a damping spring 4 is fixedly installed below the damping spring fixing shaft 3, the tail end of the damping spring 4 is sleeved and installed with a damping rocker shaft 14, the lower end of the outer side of the wheel mounting plate main body 2 is provided with a U-shaped hole 15, the damping spring fixing shaft 3 mainly aims at fixing the damping spring 4 so that the damping spring is not easy to fall off, and when the structure vibrates, the damping rocker shaft 14 plays a role in connection;
the outer side of the damping rocker shaft 14 is connected with a spring damping rocker arm 9 through a bearing, a through hole is formed in the center of the spring damping rocker arm 9, a spring damping rocker arm fixing shaft 13 is fixedly installed at the other end of the spring damping rocker arm 9, the spring damping rocker arm 9 is mainly used for connecting a damping spring 4 when a tire jumps up and down, when the structure vibrates, the damping rocker shaft 14 is connected with the damping spring fixing shaft 3 and the spring damping rocker arm 9, and the spring damping rocker arm fixing shaft 13 is used for fixing the spring damping rocker arm 9;
the inner part of the through hole is connected with a front wheel outer shaft sleeve 8 in a rolling way, a front wheel shaft 7 is sleeved and installed in the front wheel outer shaft sleeve 8, a front wheel shaft sleeve 5 is fixedly installed on one side of the front wheel outer shaft sleeve 8, the front wheel outer shaft sleeve 8 penetrates through a U-shaped hole 15, and when the front wheel shaft 7 jumps in the shock absorption process, small-amplitude jumping can be carried out only within a certain range due to the U-shaped hole 15 formed below the outer side of the wheel mounting plate main 2, so that the shock absorption spring 4 can be prevented from falling off or continuing to work under the condition of failure, and accidents are prevented;
one side of the front wheel outer shaft sleeve 8 is provided with a step, the inner side of the front wheel shaft 7 is provided with a flat pad 6, the outer side of the front wheel shaft 7 is sleeved with a front wheel mounting seat 10, and the outer side of the front wheel mounting seat 10 is fixedly provided with a front tire 11;
the both ends fixed mounting of preceding tire mount pad 10 has steering spindle 1, and the screw hole has been seted up to the one end of front wheel axle 7, and the below of screw hole is provided with nut 12, and the step of front wheel outer sleeve 8 is spacing, lets wheel mounting panel mainly 2 can let preceding tire 11 can smooth up-and-down beat when passing through nut 12 locking on the front wheel axle 7 both sides of U type hole 15.
The working principle is as follows: the damping device is used for buffering and damping the structure, the damping spring fixing shaft 3 is mainly used for fixing the damping spring 4 to prevent the damping spring 4 from falling off, when the structure vibrates, the damping rocker shaft 14 plays a role in connection, the spring damping rocker arm 9 is mainly used for connecting the damping spring 4 when a tire jumps up and down, when the structure vibrates, the damping rocker shaft 14 is connected with the damping spring fixing shaft 3 and the spring damping rocker arm 9, the spring damping arm fixing shaft 13 is used for fixing the spring damping rocker arm 9, when the front wheel shaft 7 jumps in the damping process, small-amplitude jumping can be carried out only within a certain range due to the U-shaped hole 15 formed below the outer side of the wheel mounting plate 2, so that the damping spring 4 can be prevented from falling off or failing, accidents are prevented, the step of the front wheel outer shaft sleeve 8 is limited, and the wheel mounting plate 2 can be locked by the nuts 12 at two sides of the front wheel shaft 7 penetrating through the U-shaped hole 15, allowing the front tire 11 to smoothly jump up and down.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (6)
1. The utility model provides a tricycle street sweeper front wheel shock-absorbing structure, includes steering spindle (1), its characterized in that: the outer side of the steering shaft (1) is correspondingly provided with wheel mounting plates (2), and the outer side of the wheel mounting plates (2) is correspondingly provided with a damping device.
2. The front wheel shock absorption structure of the three-wheel sweeper as claimed in claim 1, wherein: damping device is including welded mounting at damping spring fixed axle (3) of the main (2) outside upper end of wheel mounting panel, the below fixed mounting of damping spring fixed axle (3) has damping spring (4), damping spring's (4) end cup joints and installs damping rocker arm axle (14), U type hole (15) have been seted up to the outside lower extreme of the main (2) of wheel mounting panel.
3. The front wheel shock absorption structure of the three-wheel sweeper as claimed in claim 2, wherein: the damping rocker arm device is characterized in that the outer side of the damping rocker arm shaft (14) is connected with a spring damping rocker arm (9) through a bearing, a through hole is formed in the center of the spring damping rocker arm (9), and a spring damping arm fixing shaft (13) is fixedly mounted at the other end of the spring damping rocker arm (9).
4. The front wheel shock absorption structure of the three-wheel sweeper as claimed in claim 3, wherein: the inner part of the through hole is connected with a front wheel outer shaft sleeve (8) in a rolling mode, a front wheel shaft (7) is sleeved and installed in the front wheel outer shaft sleeve (8), a front wheel shaft sleeve (5) is fixedly installed on one side of the front wheel outer shaft sleeve (8), and the front wheel outer shaft sleeve (8) penetrates through the U-shaped hole (15).
5. The front wheel shock absorption structure of the three-wheel sweeper as claimed in claim 4, wherein: one side of the front wheel outer shaft sleeve (8) is provided with a step, the inner side of the front wheel shaft (7) is provided with a flat pad (6), the outer side of the front wheel shaft (7) is sleeved with a front wheel mounting seat (10), and the outer side of the front wheel mounting seat (10) is fixedly provided with a front tire (11).
6. The front wheel shock absorption structure of the three-wheel sweeper as claimed in claim 5, wherein: the steering shaft (1) is fixedly mounted at two ends of the front wheel mounting seat (10), a screw hole is formed in one end of the front wheel shaft (7), and a nut (12) is arranged below the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021668959.XU CN213139044U (en) | 2020-08-12 | 2020-08-12 | Front wheel damping structure of three-wheel sweeping vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021668959.XU CN213139044U (en) | 2020-08-12 | 2020-08-12 | Front wheel damping structure of three-wheel sweeping vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213139044U true CN213139044U (en) | 2021-05-07 |
Family
ID=75737106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021668959.XU Active CN213139044U (en) | 2020-08-12 | 2020-08-12 | Front wheel damping structure of three-wheel sweeping vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213139044U (en) |
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2020
- 2020-08-12 CN CN202021668959.XU patent/CN213139044U/en active Active
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