CN209955751U - Integrated damping steering wheel - Google Patents
Integrated damping steering wheel Download PDFInfo
- Publication number
- CN209955751U CN209955751U CN201920633597.1U CN201920633597U CN209955751U CN 209955751 U CN209955751 U CN 209955751U CN 201920633597 U CN201920633597 U CN 201920633597U CN 209955751 U CN209955751 U CN 209955751U
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- CN
- China
- Prior art keywords
- rocker
- connecting rod
- supporting plate
- fixed
- steering wheel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000013016 damping Methods 0.000 title claims abstract description 13
- 230000035939 shock Effects 0.000 claims description 13
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 3
- 241000380131 Ammophila arenaria Species 0.000 claims 3
- 238000010521 absorption reaction Methods 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 8
- 230000006872 improvement Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses an integrated damping steering wheel, which relates to a driving device, in particular to a steering wheel with a damping structure, comprising a steering wheel body, wherein the steering wheel body comprises a supporting plate, a driving wheel is arranged below the supporting plate, crank rocker structures are arranged on two sides below the supporting plate, each crank rocker structure comprises a first rocker, a second rocker, a third rocker and a fourth rocker, the first rocker rotates and is connected with a rotating shaft of the driving wheel, the third rocker is abutted against the lower surface of the supporting plate, the second rocker and/or the fourth rocker is provided with a damping structure, the second rocker and/or the fourth rocker is abutted against the lower surface of the supporting plate through the third rocker, the second rocker and/or the fourth rocker is provided with a damping structure, acting force borne by the supporting plate is transmitted to the damping structure, the instant transmission of the acting force of a load to the rotating shaft is avoided, and the abrasion, the service life of the rotating shaft is prolonged.
Description
Technical Field
The utility model relates to a drive arrangement especially relates to rudder wheel with shock-absorbing structure.
Background
The steering wheel is a transportation driving device with walking and steering functions, generally, the steering wheel adopts a structure of a driver, a brush motor and a speed reducer with a fixed speed ratio, and a common structure is as the steering wheel driving device with a planetary speed reduction transmission mechanism (patent number CN 201720739862.5), and the steering wheel driving device comprises a supporting plate, a driving assembly, a steering mechanism and a planetary speed reduction transmission mechanism, wherein the driving assembly is arranged below the supporting plate, and the steering mechanism is arranged above the supporting plate. The drive assembly comprises a drive wheel mounting support, a drive wheel, a drive motor and a brake, the drive wheel mounting support is designed into a double-side support frame (a left support frame and a right support frame) of a double-arm support structure, the drive wheel mounting support is longitudinally arranged, and the drive wheel mounting support is arranged below the support plate. The driving wheel mounting bracket is also provided with a driving motor for promoting the rotation of the driving wheel, and the driving motor penetrates through the driving mounting bracket and is fixed with the driving wheel; and a steering mechanism for driving the driving wheel to rotate in the horizontal direction is also arranged on the supporting plate.
However, in the patent of "rudder wheel driving device with planetary reduction transmission", it can be found that when a load is applied on the upper part of the rudder wheel supporting plate, the rudder wheel can instantaneously bear a large acting force, the acting force acts on the rotating shaft of the driving wheel through the driving wheel bracket, so that the stress of the rotating shaft is suddenly increased, and the rotating shaft is bent and crushed, particularly, the rudder wheel runs on an uneven road, and the loss is more obvious.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an integration shock attenuation steering wheel has slowed down the effort that the rotation axis bore in the twinkling of an eye when the load increases.
The utility model adopts the technical proposal that: the utility model provides an integration shock attenuation steering wheel, includes the steering wheel body, the steering wheel body includes the backup pad, the backup pad below is provided with the drive wheel, the both sides of backup pad below still are provided with crank rocker structure, crank rocker structure includes first rocker, second rocker, third rocker and fourth rocker, first rocker rotates the rotation axis of connecting in the drive wheel, third rocker butt in the lower surface of backup pad, second rocker and/or fourth rocker have shock-absorbing structure.
As a further improvement of the utility model, shock-absorbing structure includes first connecting rod and second connecting rod, the first end of first connecting rod is rotated and is connected in the third rocker, the first end of second connecting rod is rotated and is connected in first rocker, still be fixed with elastomeric element between first connecting rod and the second connecting rod.
As a further improvement of the present invention, the elastic member is a spring, one end of the spring is connected to the first connecting rod, and the other end of the spring is connected to the second connecting rod.
As a further improvement of the present invention, the shock-absorbing structure further includes a guiding component, the guiding component includes a guiding sleeve and a guiding rod capable of sliding in the guiding sleeve, one end of the guiding rod is fixed at one end of the first connecting rod, and the guiding sleeve is fixed at one end of the second connecting rod.
As a further improvement the first connecting rod is provided with a baffle with the elastic component contact department, the second connecting rod is provided with the elastic component contact department, the elastic component is fixed to the one side of baffle, and first connecting rod or second connecting rod are fixed to the another side.
As a further improvement, the middle part of the first rocker is provided with a rolling bearing for connecting with the rotating shaft of the driving shaft.
As a further of the utility model, the third rocker just forms the contained angle with fourth rocker an organic whole is made, and the angle of contained angle is.
The utility model has the advantages that: through third rocker butt in the lower surface of backup pad, second rocker and/or fourth rocker are provided with shock-absorbing structure, transmit the effort that the backup pad received to shock-absorbing structure, have avoided the effort of load to transmit to the rotation axis in the twinkling of an eye, reduce the wearing and tearing of machine, have prolonged the life of rotation axis.
Drawings
The present invention will be further described with reference to the accompanying drawings and embodiments.
FIG. 1 is a steering wheel shown in the background art;
fig. 2 is a schematic structural diagram of the present invention;
fig. 3 is a schematic structural diagram of the second rocker.
Detailed Description
In the background art, the conventional steering wheel as shown in fig. 1 has been mentioned, which includes a support plate 1, a driving assembly 100, a steering mechanism 200 and a planetary reduction gear 300, wherein the driving assembly 100 includes a driving wheel mounting bracket 110 and a driving wheel 120, the driving wheel mounting bracket 110 is designed as a double-arm support structure, the driving wheel mounting bracket 110 is arranged longitudinally, the support plate 1 is arranged at the upper end of the driving wheel mounting bracket 110, the driving wheel 120 is arranged between the double-arm support structure of the driving wheel mounting bracket 110, and a driving motor 130 for operating the driving wheel 120 is arranged outside the driving wheel mounting bracket 110.
The integrated damping steering engine shown in fig. 2 and 3 comprises a steering wheel body, wherein the steering wheel body comprises a support plate 1, a steering mechanism 200 capable of driving the steering wheel to rotate is arranged on the upper surface of the support plate 1, the structure of the steering mechanism 200 has been explained in detail in the background art, and the description is not repeated here. The crank rocker structure is further arranged below two sides of the supporting plate 1 and comprises a first rocker 2, a second rocker 3, a third rocker 4 and a fourth rocker 5, and the first rocker 2, the second rocker 3, the third rocker 4 and the fourth rocker 5 are sequentially connected in an end-to-end rotating mode. The first rocking bar 2 is rotatably connected to a rotating shaft of the driving wheel 120, the third rocking bar 4 is abutted to the lower surface of the supporting plate 1, and at least one of the second rocking bar 3 and the fourth rocking bar 5 is provided with a damping structure.
The second rocking bar 3 and/or the first rocking bar 2 are provided with a damping device, so that the acting force of the load on the rotating shaft of the driving wheel 120 can be effectively reduced, particularly the instant acting force during the loading process, and the rotating shaft is easily bent and deformed by the suddenly increased external force, so that the abrasion of the rotating shaft is caused.
Specifically, the first rocker 2 is rotatably connected to the rotating shaft of the driving wheel 120, and the specific connection can refer to the connection manner between the driving wheel mounting bracket 110 and the driving wheel 120 in the patent of the background art, or can be achieved by providing a rolling bearing in the middle of the first rocker 2, which is sleeved on the rotating shaft of the driving wheel 120. The rolling bearing ensures that the rotation shaft and the first rocker 2 rotate independently of one another.
The second rocker 3 is fixed at the first end of the first rocker 2, the fourth rocker 5 is fixed at the second end of the first rocker 2, and the third rocker 4 is connected between the fourth rocker 5 and the second rocker 3. Wherein the second rocker 3 and/or the fourth rocker 5 are provided with a damping structure. The third rocker 4 and the fourth rocker 5 are fixedly connected, an included angle is formed between the third rocker 4 and the fourth rocker 5, and the included angle is preferably 90 degrees or the third rocker 4 and the fourth rocker 5 are integrally formed to keep the two perpendicular to each other.
In this embodiment, the second rocking bar 3 is provided with a shock absorbing structure, the shock absorbing structure comprises a first connecting rod 311 and a second connecting rod 312, a first end of the first connecting rod 311 is rotatably connected to the third rocking bar 4, a first end of the second connecting rod 312 is rotatably connected to the first rocking bar 2, and an elastic component 313 is arranged between the first connecting rod 311 and the second connecting rod 312. A guide member is further disposed between the first link 311 and the second link 312, and the guide member is used to ensure that the guide support plate 1 extends and contracts in a fixed direction after receiving a load acting force. Specifically, the guide member includes a guide sleeve 32 and a guide rod 33 slidable within the guide sleeve 32, one end of the guide rod 33 is fixedly connected to the second end of the first link 311, and one end of the guide sleeve 32 is connected to the second end of the second link 312. The elastic member 313 selects a spring in which the guide member is disposed. One end of the spring is fixed to the first link 311 and the other end of the spring is fixed to the second link 312. In order to ensure the clarity of fig. 2, the elastic member 313 is drawn on the first rocking bar 2 only on one side of the support plate 1, and the elastic member 313 is omitted in fig. 3.
Further, the stoppers 34 are provided at the contact portions of the first link 311 and the elastic member 313 and at the contact portions of the second link 312 and the elastic member 313, respectively, and the stoppers 34 increase the contact area between the elastic member 313 and the first link 311 and the second link 312 to prevent the elastic member 313 from falling off. Preferably, the elastic member 313 and the guide member are fixed to the barrier 34.
In the damping device, the elastic member 313 mainly plays a role of reducing the acting force applied to the rotating shaft when the instant force applied to the support plate 1 by the load, thereby playing a role of buffering.
The above description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.
Claims (7)
1. The utility model provides an integration shock attenuation helm, includes the helm body, the helm body includes backup pad (1), backup pad (1) below is provided with drive wheel (120), its characterized in that: the two sides below the supporting plate (1) are further provided with crank rocker structures, each crank rocker structure comprises a first rocker (2), a second rocker (3), a third rocker (4) and a fourth rocker (5), the first rocker (2) is rotatably connected to a rotating shaft of the driving wheel (120), the third rocker (4) abuts against the lower surface of the supporting plate (1), and the second rocker (3) and/or the fourth rocker (5) are/is provided with a damping structure.
2. The integrated shock absorbing rudder wheel according to claim 1, wherein: the shock absorption structure comprises a first connecting rod (311) and a second connecting rod (312), wherein the first end of the first connecting rod (311) is rotatably connected to the third rocker (4), the first end of the second connecting rod (312) is rotatably connected to the first rocker (2), and an elastic component (313) is further fixed between the first connecting rod (311) and the second connecting rod (312).
3. The integrated shock absorbing rudder wheel according to claim 2, wherein: the elastic component (313) is a spring, one end of the spring is connected to the first connecting rod (311), and the other end of the spring is connected to the second connecting rod (312).
4. The integrated shock absorbing rudder wheel according to claim 2, wherein: the shock absorption structure further comprises a guide component, the guide component comprises a guide sleeve (32) and a guide rod (33) capable of sliding in the guide sleeve (32), one end of the guide rod (33) is fixed at one end of the first connecting rod (311), and the guide sleeve (32) is fixed at one end of the second connecting rod (312).
5. The integrated shock absorbing rudder wheel according to claim 2, wherein: the elastic part (313) is fixed on one surface of the baffle (34), and the first connecting rod (311) or the second connecting rod (312) is fixed on the other surface of the baffle (34).
6. The integrated shock absorbing rudder wheel according to claim 1, wherein: the middle part of the first rocker (2) is also provided with a rolling bearing which is used for being sleeved on a rotating shaft of the driving shaft.
7. The integrated shock absorbing rudder wheel according to claim 1, wherein: the third rocker (4) and the fourth rocker (5) are integrally made to form an included angle, and the included angle is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920633597.1U CN209955751U (en) | 2019-04-30 | 2019-04-30 | Integrated damping steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920633597.1U CN209955751U (en) | 2019-04-30 | 2019-04-30 | Integrated damping steering wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209955751U true CN209955751U (en) | 2020-01-17 |
Family
ID=69243150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920633597.1U Ceased CN209955751U (en) | 2019-04-30 | 2019-04-30 | Integrated damping steering wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209955751U (en) |
-
2019
- 2019-04-30 CN CN201920633597.1U patent/CN209955751U/en not_active Ceased
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 510000 Room 201, floor 2, building e, No. 8, Longhe West Road, Baiyun District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU ZHILUN TECHNOLOGY Ltd. Address before: 510000 room 803, No.8 Yuecai street, Liwan District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU ZHILUN TECHNOLOGY Ltd. |
|
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20221026 Decision number of declaring invalidation: 58773 Granted publication date: 20200117 |