CN219511807U - Semitrailer air suspension test bed - Google Patents
Semitrailer air suspension test bed Download PDFInfo
- Publication number
- CN219511807U CN219511807U CN202320326915.6U CN202320326915U CN219511807U CN 219511807 U CN219511807 U CN 219511807U CN 202320326915 U CN202320326915 U CN 202320326915U CN 219511807 U CN219511807 U CN 219511807U
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- air suspension
- test bed
- base
- fixedly arranged
- screw rod
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- 238000012360 testing method Methods 0.000 title claims abstract description 63
- 239000000725 suspension Substances 0.000 title claims abstract description 50
- 230000002457 bidirectional effect Effects 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 4
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 2
- 238000013459 approach Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model belongs to the technical field of air suspensions, and particularly relates to an air suspension test bed of a semitrailer, which comprises a base, wherein a bearing is clamped at the bottom of the base, a threaded sleeve is fixedly arranged on an inner ring of the bearing, a screw is connected in the threaded sleeve in a threaded manner, the top end of the screw penetrates through the base and extends to the upper part of the screw, a test bed is fixedly arranged at the top end of the screw, and a supporting frame is fixedly arranged at the top of the test bed. The test bed is reasonable in structural design, and the height of the test bed can be adjusted according to different heights of the workers through upward or downward movement of the test bed, so that the problem that the working comfort of the workers is reduced due to mismatching of the height of the test bed and the heights of the workers is solved, the practicability of the device is greatly improved, the air suspension is tightly pressed and fixed at the top of the test bed, and the air suspension is prevented from being deviated in the test process.
Description
Technical Field
The utility model relates to the technical field of air suspensions, in particular to an air suspension test bed of a semitrailer.
Background
Since the birth of the mid-nineteenth century, air suspensions have undergone the development of a century, and have undergone various changes such as "pneumatic spring-air bag composite suspension→semi-active air suspension→central inflation/deflation suspension (i.e., ECAS electric control air suspension system)". It was applied to trucks, buses, cars and railroad cars by the fifties of the twentieth century. At present, the foreign high-grade buses almost all use air suspensions, the proportion of the heavy-duty trucks using the air suspensions is over 80 percent, and the application amount of the air suspensions on light automobiles is rapidly rising.
The utility model discloses an automobile suspension test bed, which comprises a supporting table, wherein two guide rails are arranged on the supporting table in parallel, two installation sliding seats are arranged on the guide rails in a sliding manner, clamping blocks for clamping and fixing an automobile suspension are arranged on the installation sliding seats, driving plates are fixedly arranged on the two installation sliding seats, the driving plates and the installation sliding seats are integrally formed, a bidirectional driving screw rod is connected between the two driving plates in a threaded manner, two ends of the bidirectional driving screw rod are movably arranged on the upper surface of the supporting table through a support, a worm wheel and worm assembly is connected to the middle part of the bidirectional driving screw rod in a transmission manner, the worm wheel and worm assembly is fixedly arranged on the upper surface of the supporting table, and an adjusting handle is fixedly arranged at the input end of the worm wheel and worm assembly.
But the device discovers in the in-service use, and the height of its brace table is fixed, and can't adjust the height of test bench according to staff's height difference to lead to the test bench height probably not match with staff's height, make staff's working comfort reduce, and then make the practicality of device reduce, therefore we propose a semitrailer air suspension test bench to solve this problem.
Disclosure of Invention
The utility model aims to solve the problems in the background art, and provides a semitrailer air suspension test bed.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a semitrailer air suspension test stand comprising:
the base, base bottom pincers are equipped with the bearing, bearing inner race fixed mounting has the thread bush, thread bush internal thread is connected with the screw rod, the screw rod top runs through the base to extend to its top, screw rod top fixed mounting has the test bench.
Preferably, the support frame is fixedly arranged at the top of the test bed, a bidirectional screw rod penetrating through the support frame is rotatably arranged between the inner walls at the left side and the right side of the support frame, and a guide rod is fixedly arranged between the inner walls at the left side and the right side of the support frame.
Preferably, two sliding blocks are connected to the outer side of the bidirectional screw in a threaded manner, the two sliding blocks are connected with the guide rod in a sliding manner, a first motor is fixedly installed on the left side of the support frame, and the left end of the bidirectional screw penetrates through the left inner wall of the support frame and is fixedly connected with an output shaft of the first motor.
Preferably, the bottoms of the two sliding blocks are fixedly provided with first hinging seats, the two first hinging seats are hinged with connecting rods, and the bottoms of the two connecting rods are hinged with the same second hinging seat.
Preferably, the bottom of the second hinging seat is fixedly provided with a pressing plate, and the bottom of the pressing plate is fixedly provided with an anti-skid rubber pad.
Preferably, an L-shaped supporting plate is fixedly arranged at the bottom of the base, and a second motor is fixedly arranged at the top of the L-shaped supporting plate.
Preferably, the first belt pulley is fixedly sleeved on the outer side of the output shaft of the second motor, the second belt pulley is fixedly sleeved on the outer side of the threaded sleeve, and the first belt pulley and the second belt pulley are connected with the same belt in a transmission manner.
Preferably, two limiting rods are fixedly arranged at the bottom of the test bed, the bottoms of the two limiting rods penetrate through the base and extend to the lower side of the base, and supporting legs are fixedly arranged at four corners of the bottom of the base.
According to the semitrailer air suspension test bed, the first belt pulley is driven to rotate through the rotation of the output shaft of the second motor, the second belt pulley can be driven to rotate through the rotation of the first belt pulley, so that the threaded sleeve can be driven to rotate, the screw rod in threaded connection with the threaded sleeve can drive the test bed to move upwards or downwards under the limit of the limit rod, the height of the test bed can be adjusted according to different heights of workers, the problem that the heights of the test bed are not matched with the heights of the workers, so that the working comfort level of the workers is reduced is solved, and the practicability of the device is greatly improved;
according to the semitrailer air suspension test bed, the output shaft of the first motor rotates to drive the bidirectional screw to rotate, so that two sliding blocks which are in threaded connection with the bidirectional screw can be driven to mutually approach under the guiding action of the guide rod, further, two first hinging seats can be driven to mutually approach, along with the mutual approach of the two first hinging seats, the included angle between the two connecting rods is reduced, so that the top ends of the two connecting rods mutually approach, further, the second hinging seats move downwards to drive the pressing plate to move downwards, the air suspension is tightly pressed and fixed on the top of the test bed, the air suspension can be prevented from being deviated in the test process, then a worker can start the air suspension test, and slipping of the air suspension in the test process can be avoided by arranging the anti-skid rubber pad;
the test bed is reasonable in structural design, and the height of the test bed can be adjusted according to different heights of the workers through upward or downward movement of the test bed, so that the problem that the working comfort of the workers is reduced due to mismatching of the height of the test bed and the heights of the workers is solved, the practicability of the device is greatly improved, the air suspension is tightly pressed and fixed at the top of the test bed, and the air suspension is prevented from being deviated in the test process.
Drawings
FIG. 1 is a schematic diagram of a front perspective view of a semitrailer air suspension test stand according to the present utility model;
fig. 2 is a schematic rear perspective view of a semitrailer air suspension test stand according to the present utility model;
fig. 3 is a schematic view of a partial perspective structure of a semitrailer air suspension test stand according to the present utility model.
In the figure: 1. a base; 2. a bearing; 3. a thread sleeve; 4. a screw; 5. a test bed; 6. a support frame; 7. a limit rod; 8. a bidirectional screw; 9. a guide rod; 10. a slide block; 11. a first motor; 12. a first hinge base; 13. a connecting rod; 14. the second hinge seat; 15. a pressing plate; 16. an anti-slip rubber pad; 17. an L-shaped support plate; 18. a second motor; 19. a first pulley; 20. a second pulley; 21. a belt; 22. and (5) supporting legs.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, a semitrailer air suspension test stand comprising:
base 1, base 1 bottom pincers are equipped with bearing 2, and bearing 2 inner circle fixed mounting has thread bush 3, and thread bush 3 internal thread is connected with screw rod 4, and base 1 is run through on screw rod 4 top to extend to its top, and screw rod 4 top fixed mounting has test bench 5, can play the supporting role to thread bush 3 through bearing 2, can play the supporting role to test bench 5 through screw rod 4.
According to the utility model, the support frame 6 is fixedly arranged at the top of the test stand 5, the bidirectional screw rod 8 which is arranged in a penetrating way is rotatably arranged between the inner walls of the left side and the right side of the support frame 6, the guide rod 9 is fixedly arranged between the inner walls of the left side and the right side of the support frame 6, and the support effect on the bidirectional screw rod 8 and the guide rod 9 can be achieved through the support frame 6.
In the utility model, two sliding blocks 10 are connected with the outer side of a bidirectional screw rod 8 in a threaded manner, the two sliding blocks 10 are both in sliding connection with a guide rod 9, a first motor 11 is fixedly arranged on the left side of a support frame 6, the left end of the bidirectional screw rod 8 penetrates through the left inner wall of the support frame 6 and is fixedly connected with the output shaft of the first motor 11, and the output shaft of the first motor 11 rotates to drive the bidirectional screw rod 8 to rotate, so that the two sliding blocks 10 in threaded connection with the bidirectional screw rod 8 can be driven to mutually approach or separate under the guide action of the guide rod 9.
In the utility model, the bottoms of two sliding blocks 10 are fixedly provided with first hinging seats 12, the two first hinging seats 12 are hinged with connecting rods 13, the bottom ends of the two connecting rods 13 are hinged with the same second hinging seat 14, and the included angle between the two connecting rods 13 is reduced or increased by mutually approaching or separating the two first hinging seats 12, so that the top ends of the two connecting rods 13 are mutually approaching or separating, and the second hinging seat 14 moves downwards or upwards.
According to the utility model, the bottom of the second hinging seat 14 is fixedly provided with the pressing plate 15, the bottom of the pressing plate 15 is fixedly provided with the anti-skid rubber pad 16, the pressing plate 15 can be driven to move along with the movement of the second hinging seat 14, and the problem of skid deflection of the air suspension in the test process can be avoided by arranging the anti-skid rubber pad 16.
In the utility model, the bottom of the base 1 is fixedly provided with the L-shaped supporting plate 17, the top of the L-shaped supporting plate 17 is fixedly provided with the second motor 18, and the L-shaped supporting plate 17 can play a supporting role on the second motor 18.
In the utility model, a first belt pulley 19 is fixedly sleeved on the outer side of an output shaft of a second motor 18, a second belt pulley 20 is fixedly sleeved on the outer side of a thread sleeve 3, the first belt pulley 19 and the second belt pulley 20 are in transmission connection with the same belt 21, the first belt pulley 19 is driven to rotate by the rotation of the output shaft of the second motor 18, and the second belt pulley 20 can be driven to rotate by the rotation of the first belt pulley 19 through the belt 21, so that the thread sleeve 3 can be driven to rotate.
According to the utility model, two limiting rods 7 are fixedly arranged at the bottom of the test bed 5, the bottom ends of the two limiting rods 7 penetrate through the base 1 and extend to the lower side of the base 1, supporting legs 22 are fixedly arranged at four corners of the bottom of the base 1, the screw 4 can be limited through the limiting rods 7, the screw 4 can be driven to move by rotation of the threaded sleeve 3, and the device can be placed more stably by arranging the supporting legs 22.
In the utility model, when the air suspension device is used, the second motor 18 is started firstly, the output shaft of the second motor 18 rotates to drive the first belt pulley 19 to rotate, the first belt pulley 19 rotates to drive the second belt pulley 20 to rotate through the belt 21, so that the threaded sleeve 3 can be driven to rotate, the screw 4 in threaded connection with the threaded sleeve 3 drives the test bed 5 to move upwards or downwards under the limit of the limit rod 7, the height of the test bed 5 can be adjusted according to different heights of workers, the problem that the height of the test bed 5 is not matched with the height of the workers, so that the working comfort is reduced is solved, the practicability of the air suspension device is greatly improved, after the adjustment is finished, the air suspension is placed at the top of the test bed 5, then the first motor 11 is started, the output shaft of the first motor 11 rotates to drive the bidirectional screw 8 to rotate, so that two sliders 10 are driven to mutually approach each other under the guide action of the guide rod 9, and further the two first hinging seats 12 are driven to mutually approach each other, the two first hinging seats 12 are mutually approach each other, the two hinging seats 13 are mutually approach each other along with the height of the workers, the two hinging seats 13 are mutually approach each other, the two hinging seats are mutually and the two hinging seats are pressed down, the air suspension is prevented from moving towards the top, and the top is prevented from moving towards the air suspension 16, and the air suspension is then from being pressed down, and the problem is prevented from moving towards the top is caused, and the sliding the air suspension is further, and the sliding is pressed, and the air suspension is moved to be closely to be under the air, and to be under the problem.
The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present utility model, and it is intended to cover the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a semitrailer air suspension test bench which characterized in that includes:
base (1), base (1) bottom pincers are equipped with bearing (2), bearing (2) inner circle fixed mounting has thread bush (3), thread bush (3) internal thread is connected with screw rod (4), base (1) is run through on screw rod (4) top to extend to its top, screw rod (4) top fixed mounting has test bench (5).
2. A semitrailer air suspension test stand as claimed in claim 1, wherein,
the test bed is characterized in that a supporting frame (6) is fixedly arranged at the top of the test bed (5), a bidirectional screw rod (8) penetrating through the test bed is rotatably arranged between the inner walls of the left side and the right side of the supporting frame (6), and a guide rod (9) is fixedly arranged between the inner walls of the left side and the right side of the supporting frame (6).
3. A semitrailer air suspension test stand as claimed in claim 2, wherein,
two sliders (10) are connected to the outer side threads of the bidirectional screw rod (8), the two sliders (10) are connected with the guide rod (9) in a sliding mode, a first motor (11) is fixedly installed on the left side of the support frame (6), and the left end of the bidirectional screw rod (8) penetrates through the left inner wall of the support frame (6) and is fixedly connected with an output shaft of the first motor (11).
4. A semitrailer air suspension test stand as claimed in claim 3, wherein,
the bottoms of the two sliding blocks (10) are fixedly provided with first hinging seats (12), the two first hinging seats (12) are hinged with connecting rods (13), and the bottoms of the two connecting rods (13) are hinged with the same second hinging seat (14).
5. A semitrailer air suspension test stand as claimed in claim 4, wherein,
the bottom of the second hinging seat (14) is fixedly provided with a pressing plate (15), and the bottom of the pressing plate (15) is fixedly provided with an anti-slip rubber pad (16).
6. A semitrailer air suspension test stand as claimed in claim 1, wherein,
an L-shaped supporting plate (17) is fixedly arranged at the bottom of the base (1), and a second motor (18) is fixedly arranged at the top of the L-shaped supporting plate (17).
7. The semitrailer air suspension test stand according to claim 6, wherein a first belt pulley (19) is fixedly sleeved on the outer side of an output shaft of the second motor (18), a second belt pulley (20) is fixedly sleeved on the outer side of the threaded sleeve (3), and the first belt pulley (19) and the second belt pulley (20) are in transmission connection with one belt (21).
8. The semitrailer air suspension test bed according to claim 1, wherein two limiting rods (7) are fixedly arranged at the bottom of the test bed (5), the bottom ends of the two limiting rods (7) penetrate through the base (1) and extend to the lower side of the base, and supporting legs (22) are fixedly arranged at four corners of the bottom of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320326915.6U CN219511807U (en) | 2023-02-27 | 2023-02-27 | Semitrailer air suspension test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320326915.6U CN219511807U (en) | 2023-02-27 | 2023-02-27 | Semitrailer air suspension test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219511807U true CN219511807U (en) | 2023-08-11 |
Family
ID=87529021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320326915.6U Active CN219511807U (en) | 2023-02-27 | 2023-02-27 | Semitrailer air suspension test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219511807U (en) |
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2023
- 2023-02-27 CN CN202320326915.6U patent/CN219511807U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A semi trailer air suspension test bench Granted publication date: 20230811 Pledgee: Bank of China Limited Xiangyang Branch Pledgor: HUBEI OUYANG JUDE AUTOMOBILE Co.,Ltd. Registration number: Y2022980007050 |