CN211223395U

CN211223395U - Speed regulation fixing mechanism of chassis valve of pure electric passenger car

Info

Publication number: CN211223395U
Application number: CN201922222368.3U
Authority: CN
Inventors: 周琰; 陈小亮; 黄叶明; 孙成兵
Original assignee: Anhui Ankai Automobile Co Ltd
Current assignee: Anhui Ankai Automobile Co Ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-08-11
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a speed governing fixing mechanism of pure [ electric ] motor coach chassis valve, including the aircraft bonnet, the one end of aircraft bonnet is connected with the chuck, and the other end of aircraft bonnet is connected with the drive shaft, and the drive shaft runs through synchronous pulley, and one side of synchronous pulley is connected with encoder synchronous pulley through the hold-in range, and encoder synchronous pulley is fixed in the inside of encoder casing through the connecting axle, and the inside of aircraft bonnet includes the main shaft; the utility model discloses a dock chuck and brake cam, the compressed air who has optimized among the prior art by the gas receiver fills brake chamber through the admission valve, thereby promote the air chamber diaphragm and make brake cam rotate the drive mode that realizes the wheel braking, the chuck, the cylinder body, synchronous pulley, the main shaft box and main shaft constitute passenger train chassis brake valve's an organic whole speed governing fixed establishment jointly, transmit the inside to the speed governing fixed establishment of pure electric vehicles chassis valve with the power of input transmission by the drive shaft, and constitute the accessory structure by each and reach relative braking, the purpose of control speed governing.

Description

Speed regulation fixing mechanism of chassis valve of pure electric passenger car

Technical Field

The utility model belongs to the technical field of vehicle chassis accessory, concretely relates to speed governing fixed establishment of pure [ electric ] motor coach chassis valve.

Background

The automobile parts play a great role in the assembly process of the automobile, and various automobile parts not only meet the quality requirements of the parts per se, but also meet the requirements of close association of the parts among the whole automobile assembly, wherein a brake valve of a chassis part of a passenger car is a main control device in an automobile brake system, the brake valve mainly comprises an upper cavity piston, a lower cavity piston, a push rod, a roller, a balance spring, a return spring (an upper cavity and a lower cavity), an upper cavity valve, a lower cavity valve, an air inlet, an air outlet and an air vent. However, the above-mentioned braking process belongs to split type equipment constitution, and except that increased the space demand to a certain extent, still can be difficult to control because of the part is loaded down with trivial details, the link increases, still remains to improve on structural optimization simultaneously.

Therefore, the utility model provides a better above-mentioned defect of overcoming of speed governing fixed establishment of electricelectric motor coach chassis valve.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, the utility model discloses a butt joint chuck and brake cam, optimized the compressed air by the gas receiver to fill into the brake chamber through the admission valve, promote the air chamber diaphragm and make the brake cam rotate and realize the driving mode of wheel braking, the chuck, the cylinder body, synchronous pulley, main shaft box and main shaft constitute the integrative speed governing fixed establishment of passenger train chassis brake valve jointly, inject full-automatic synthetic machine oil into the inside of oil feed cylinder through the oil pipe joint, and encapsulate the subregion by hole circlip, end cover and seal gasket, in order to satisfy the operation work of mechanism self, be connected with the input end of passenger train chassis wheel hub transmission power by drive shaft one end, be provided with the pull rod joint through the one end of chuck main part, be connected with pull rod front retaining ring between pull rod joint and the drive shaft, the perpendicular lower extreme of pull rod front retaining ring is provided with front, one end of the front bearing retainer ring is connected with a structure of a rotating rod, the driving shaft transmits the power transmitted by the input end to the interior of a speed regulation fixing mechanism of a chassis valve of the pure electric vehicle, and the purposes of relative braking and speed regulation control are achieved by the aid of various component accessory structures; the other end through the drive shaft runs through synchronous pulley, make synchronous pulley and drive shaft keep equal angular velocity, thereby the rotational speed of control drive shaft, carry out the control to passenger train motion state by the rotational speed of drive shaft, synchronous pulley's one side is connected with encoder synchronous pulley through the hold-in range, encoder synchronous pulley is fixed in the inside of encoder casing through the connecting axle, the internally mounted of encoder casing has the encoder, the encoder passes through the interior hexagonal fixed wire and fastens in the inside of encoder casing, compile signal or data through the encoder, convert the signal of available transmission and storage, the external control ware of cooperation technical staff assembly accomplishes the speed governing or the braking process to synchronous pulley.

The purpose of the utility model is realized through the following technical scheme:

a speed regulation fixing mechanism of a chassis valve of a pure electric bus comprises a hood, wherein one end of the hood is connected with a chuck, the other end of the hood is connected with a driving shaft, the driving shaft penetrates through a synchronous belt pulley, one side of the synchronous belt pulley is connected with an encoder synchronous belt pulley through a synchronous belt, the encoder synchronous belt pulley is fixed inside an encoder shell through a connecting shaft, the hood comprises a main shaft inside, the main shaft is connected to two ends of the hood, and a main shaft box body wraps the outside of the main shaft;

a bearing sleeve is arranged at one end of the interior of the main shaft box body, an outer bearing adjusting ring is arranged in the bearing sleeve, a contact ball bearing is arranged in the outer bearing adjusting ring, a bearing oil seal retainer ring is arranged on one side of the bearing sleeve, and a flange is arranged on the other side of the bearing sleeve; a roller bearing is arranged at the other end in the spindle box body, a rear bearing retainer ring is arranged on the outer side of one end of the roller bearing, a rear flange is arranged on one side of the rear bearing retainer ring, and a second bearing retainer ring is arranged on the outer side of the other end of the roller bearing;

a pull rod rear check ring is arranged on one side of the synchronous belt pulley, a fixed support is wrapped and welded at the vertical lower end of the synchronous belt pulley, an oil cylinder joint flange is connected to one end of the fixed support, and an oil cylinder sealing ring is arranged on one side of the oil cylinder joint flange;

the oil cylinder is characterized in that a through hole penetrates through the bottom of the cylinder body, an oil pipe joint is embedded in the through hole, a driving shaft penetrates through the cylinder body, the driving shaft penetrates through a piston, the piston is arranged in the cylinder body, a connecting flange is arranged on one side of the piston, a deep groove ball bearing is arranged on the outer side of the cylinder body, an oil inlet cylinder is connected to one side of the cylinder body, a deep groove ball bearing is connected between the driving shaft and the oil inlet cylinder, an elastic check ring for holes is wrapped outside the deep groove ball bearing, an end cover is arranged on the outer side of the oil inlet cylinder, and a sealing gasket is arranged between the end cover;

the other end of main shaft is connected and is provided with the chuck main part, the chuck main part is located trapezoidal slider one side, one side of trapezoidal slider is provided with the jack catch, the one end that the drive shaft is close to the chuck main part is provided with the pull rod joint, the pull rod joint with be connected with preceding retaining ring of pull rod between the drive shaft, the perpendicular lower extreme of retaining ring is provided with preceding retaining ring before the pull rod, the one end of preceding retaining ring is connected with the dwang.

As a further scheme of the utility model, the internally mounted of encoder casing has the encoder, the encoder fastens in the inside of encoder casing through the hexagon socket head cap anchor, the lower extreme of encoder casing is fixed in the outside of aircraft bonnet through the hexagon socket head cap anchor.

As a further scheme of the utility model, the flange fastens in one side of bearing housing through the hexagon socket head cap anchor wire, the jack catch fastens in one side of trapezoidal slider through the hexagon socket head cap anchor wire.

As a further aspect of the present invention, one side of the synchronous pulley is provided with a cylinder body, which is connected and fixed with the driving shaft.

As a further proposal of the utility model, one end of the connecting shaft is provided with a cutting fastening angle cap.

The utility model has the advantages that:

1. the utility model optimizes the driving mode that compressed air of an air storage cylinder is filled into a brake air chamber through an air inlet valve in the prior art, pushes an air chamber diaphragm to rotate a brake cam so as to realize wheel braking, the chuck, a cylinder body, a synchronous pulley, a main shaft box body and a main shaft jointly form an integrated speed regulation fixing mechanism of a passenger car chassis brake valve, full-automatic synthetic engine oil is injected into an oil inlet cylinder through an oil pipe joint, and is packaged and partitioned by a hole elastic retainer ring, an end cover and a sealing gasket so as to meet the self operation work of the mechanism, one end of the driving shaft is connected with an input end of the passenger car chassis wheel hub for transmitting power, one end of the driving shaft passing through the chuck main body is provided with a pull rod joint, a pull rod front retainer ring is connected between the pull rod joint and the driving shaft, the vertical lower end of the pull rod front retainer ring is provided with, the power transmitted by the input end is transmitted to the inside of the speed regulation fixing mechanism of the chassis valve of the pure electric vehicle by the driving shaft, and the purposes of relative braking and speed regulation control are achieved by the aid of the structure of each component accessory.

2. The utility model discloses the other end of drive shaft runs through synchronous pulley, make synchronous pulley and drive shaft keep equal angular velocity, thereby the rotational speed of control drive shaft, carry out the control to passenger train motion state by the rotational speed of drive shaft, synchronous pulley's one side is connected with encoder synchronous pulley through the hold-in range, encoder synchronous pulley is fixed in the inside of encoder casing through the connecting axle, the internally mounted of encoder casing has the encoder, the encoder fastens in the inside of encoder casing through the interior hexagonal fixed silk, compile signal or data through the encoder, convert the signal of available transmission and storage into, the external control ware of cooperation technical staff assembly accomplishes the speed governing or the braking process to synchronous pulley.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the speed-adjusting fixing mechanism of the present invention;

FIG. 2 is an overall sectional view of the speed-adjusting fixing mechanism of the present invention;

fig. 3 is a schematic view of the assembly structure of the encoder and the housing of the present invention.

In the figure: 1. a hood; 2. a chuck; 3. a drive shaft; 4. a synchronous pulley; 5. a synchronous belt; 6. an encoder synchronous pulley; 7. a connecting shaft; 8. an encoder housing; 10. an encoder; 11. fastening the corner cap; 12. a main shaft; 13. a main shaft box body; 14. a bearing housing; 15. adjusting rings outside the bearings; 16. a contact ball bearing; 17. a bearing oil seal retainer ring; 18. a flange; 19. a roller bearing; 20. a rear bearing retainer ring; 21. a second bearing retainer ring; 22. a rear flange; 23. a pull rod rear retainer ring; 24. fixing a bracket; 25. a cylinder joint flange; 26. an oil cylinder sealing ring; 27. an oil pipe joint; 28. a piston; 29. a cylinder body; 30. a connecting flange; 31. a deep groove ball bearing; 32. an oil inlet cylinder; 33. a circlip for a hole; 34. an end cap; 35. sealing gaskets; 36. a chuck body; 37. a trapezoidal slider; 38. a claw; 39. a tie-rod joint; 40. a pull rod front retainer ring; 41. a front bearing retainer ring; 42. rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a speed regulation fixing mechanism of a chassis valve of a pure electric passenger car comprises a hood 1, one end of the hood 1 is connected with a chuck 2, the other end of the hood 1 is connected with a driving shaft 3, the driving shaft 3 penetrates through a synchronous pulley 4, one side of the synchronous pulley 4 is connected with an encoder synchronous pulley 6 through a synchronous belt 5, the encoder synchronous pulley 6 is fixed inside an encoder shell 8 through a connecting shaft 7, the inside of the hood 1 comprises a main shaft 12, the main shaft 12 is connected to two ends of the hood 1, and a main shaft box 13 is wrapped outside the main shaft 12;

a bearing sleeve 14 is arranged at one end inside the main shaft box body 13, an outer bearing adjusting ring 15 is arranged inside the bearing sleeve 14, a contact ball bearing 16 is arranged inside the outer bearing adjusting ring 15, a bearing oil seal retainer ring 17 is arranged on one side of the bearing sleeve 14, and a flange 18 is arranged on the other side of the bearing sleeve 14; a roller bearing 19 is arranged at the other end inside the main shaft box body 13, a rear bearing retainer ring 20 is arranged on the outer side of one end of the roller bearing 19, a rear flange 22 is arranged on one side of the rear bearing retainer ring 20, and a second bearing retainer ring 21 is arranged on the outer side of the other end of the roller bearing 19;

a pull rod rear retainer ring 23 is arranged on one side of the synchronous belt pulley 4, a fixed support 24 is wrapped and welded on the vertical lower end of the synchronous belt pulley 4, one end of the fixed support 24 is connected with an oil cylinder joint flange 25, and an oil cylinder sealing ring 26 is arranged on one side of the oil cylinder joint flange 25;

a through hole penetrates through the bottom of the cylinder body 29, an oil pipe joint 27 is embedded in the through hole, the driving shaft 3 penetrates through the cylinder body 29, the driving shaft 3 penetrates through the piston 28, the piston 28 is arranged in the cylinder body 29, a connecting flange 30 is arranged on one side of the piston 28, a deep groove ball bearing 31 is arranged on the outer side of the cylinder body 29, an oil inlet cylinder 32 is connected to one side of the cylinder body 29, the deep groove ball bearing 31 is connected between the driving shaft 3 and the oil inlet cylinder 32, a hole elastic check ring 33 wraps the outer portion of the deep groove ball bearing 31, an end cover 34 is arranged on the outer side of the oil inlet cylinder 32, and a sealing gasket 35 is arranged;

the other end of the spindle 12 is connected with a chuck body 36, the chuck body 36 is located on one side of a trapezoidal sliding block 37, one side of the trapezoidal sliding block 37 is provided with a clamping jaw 38, one end of the driving shaft 3 close to the chuck body 36 is provided with a pull rod joint 39, a pull rod front retaining ring 40 is connected between the pull rod joint 39 and the driving shaft 3, a front bearing retaining ring 41 is arranged at the vertical lower end of the pull rod front retaining ring 40, and one end of the front bearing retaining ring 41 is connected with a rotating rod 42.

The internally mounted of encoder casing 8 has encoder 10, and encoder 10 fastens in the inside of encoder casing 8 through the hexagon socket head cap anchor, and the lower extreme of encoder casing 8 is fixed in the outside of aircraft bonnet 1 through the hexagon socket head cap anchor. The flange 18 is fastened to one side of the bearing housing 14 by an inner hexagonal fixing wire, and the jaw 38 is fastened to one side of the trapezoidal slider 37 by an inner hexagonal fixing wire. One side of the synchronous pulley 4 is provided with a cylinder 29, and the cylinder 29 is fixedly connected with the driving shaft 3. One end of the connecting shaft 7 is provided with a cutting fastening angle cap 11 for installing and fixing the encoder shell 10 and the encoder synchronous pulley 6.

The working principle is as follows: when a driver steps on a pedal, one end of a pull arm is pressed down by a balance spring through a stretching pull rod to enable the balance arm to move downwards, an exhaust valve is closed, an air inlet valve is opened, at the moment, compressed air of an air storage cylinder is filled into a brake air chamber through an air inlet valve, an air chamber diaphragm is pushed to enable a brake cam to rotate so as to achieve wheel braking, the chuck 2 and the brake cam are in butt joint in a conventional technical mode, the driving mode that the compressed air of the air storage cylinder is filled into the brake air chamber through the air inlet valve and the brake cam is rotated through the air chamber diaphragm is optimized, the chuck 2, the cylinder body 29, the synchronous belt wheel 4, the main shaft box body 13, the main shaft 12 and other technical characteristics form an integrated speed regulation fixing mechanism of a brake valve of a chassis of a passenger car together, full-automatic synthetic engine oil is injected into the interior of an oil, The end cover 34 and the sealing gasket 35 are packaged and partitioned to meet the operation of the mechanism, meanwhile, one end of the driving shaft 3 is connected with an input end for transmitting power to a chassis hub of a passenger car, one end of the driving shaft passing through the chuck body 36 is provided with a pull rod connector 39, a pull rod front check ring 40 is connected between the pull rod connector 39 and the driving shaft 3, the vertical lower end of the pull rod front check ring 40 is provided with a front bearing check ring 41, one end of the front bearing check ring 41 is connected with a rotating rod 42 structure, the driving shaft 3 transmits the power transmitted by the input end to the interior of a speed regulation fixing mechanism of a chassis valve of the pure electric passenger car, and the purposes of relative braking and speed regulation control are achieved by each; the other end of the drive shaft 3 is inserted through the timing pulley 4, and the timing pulley 4 and the drive shaft 3 are kept at the same angular velocity, whereby the rotational speed of the drive shaft 3 is controlled, and the motion state of the passenger car is controlled by the rotational speed of the drive shaft 3. One side of the synchronous pulley 4 is connected with an encoder synchronous pulley 6 through a synchronous belt 5, the encoder synchronous pulley 6 is fixed inside an encoder shell 8 through a connecting shaft 7, an encoder 10 is installed inside the encoder shell 8, the encoder 10 is fastened inside the encoder shell 8 through an inner hexagonal fixing wire, signals or data are compiled and converted into usable transmission and storage signals through the encoder 10, in the technical scheme, the encoder 10 can adopt ADS58/ADM58 multi-circle series produced and researched by Shanghai ai research electromechanical control system limited company to be matched with an external controller assembled by technicians in the field to finish the speed regulation or braking process of the synchronous pulley 4, an oil inlet cavity 9 is arranged on one side of the synchronous pulley 4, the oil inlet cavity 9 is connected and fixed with the driving shaft 3, and the friction at two end parts of the driving shaft 3 is reduced by adding fully-synthesized engine oil inside the oil inlet cylinder 32, while reducing the temperature generated.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. Preferred embodiments are not exhaustive of all the details of the embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a speed governing fixed establishment of electricelectric moves vehicle chassis valve, includes aircraft bonnet (1), its characterized in that: one end of the hood (1) is connected with a chuck (2), the other end of the hood (1) is connected with a driving shaft (3), the driving shaft (3) penetrates through a synchronous pulley (4), one side of the synchronous pulley (4) is connected with an encoder synchronous pulley (6) through a synchronous belt (5), the encoder synchronous pulley (6) is fixed inside an encoder shell (8) through a connecting shaft (7), the inside of the hood (1) comprises a main shaft (12), the main shaft (12) is connected to two ends of the hood (1), and a main shaft box body (13) wraps the outside of the main shaft (12);

a bearing sleeve (14) is arranged at one end of the interior of the main shaft box body (13), an outer bearing adjusting ring (15) is arranged in the bearing sleeve (14), a contact ball bearing (16) is arranged in the outer bearing adjusting ring (15), a bearing oil seal retainer ring (17) is arranged on one side of the bearing sleeve (14), and a flange (18) is arranged on the other side of the bearing sleeve (14); a roller bearing (19) is arranged at the other end in the spindle box body (13), a rear bearing retainer ring (20) is arranged on the outer side of one end of the roller bearing (19), a rear flange (22) is arranged on one side of the rear bearing retainer ring (20), and a second bearing retainer ring (21) is arranged on the outer side of the other end of the roller bearing (19);

a pull rod rear check ring (23) is arranged on one side of the synchronous pulley (4), a fixed support (24) is wrapped and welded at the vertical lower end of the synchronous pulley (4), an oil cylinder joint flange (25) is connected to one end of the fixed support (24), and an oil cylinder sealing ring (26) is arranged on one side of the oil cylinder joint flange (25);

a cylinder body (29) is arranged on one side of the synchronous belt wheel (4), a through hole is penetrated through the bottom of the cylinder body (29), an oil pipe joint (27) is embedded in the through hole, the driving shaft (3) penetrates through the cylinder body (29), the drive shaft (3) passes through a piston (28), the piston (28) is arranged inside a cylinder (29), a connecting flange (30) is arranged on one side of the piston (28), a deep groove ball bearing (31) is arranged on the outer side of the cylinder body (29), one side of the cylinder body (29) is connected with an oil inlet cylinder (32), a deep groove ball bearing (31) is connected between the driving shaft (3) and the oil inlet cylinder (32), an elastic retainer ring (33) for holes is wrapped outside the deep groove ball bearing (31), an end cover (34) is arranged on the outer side of the oil inlet cylinder (32), and a sealing gasket (35) is arranged between the end cover (34) and the oil inlet cylinder (32);

the other end of main shaft (12) is connected and is provided with chuck body (36), chuck body (36) are located trapezoidal slider (37) one side, one side of trapezoidal slider (37) is provided with jack catch (38), the one end that drive shaft (3) are close to chuck body (36) is provided with pull rod joint (39), pull rod joint (39) with be connected with preceding retaining ring of pull rod (40) between drive shaft (3), the perpendicular lower extreme of retaining ring (40) is provided with preceding retaining ring (41) before the pull rod, the one end of preceding retaining ring (41) is connected with dwang (42).

2. The speed regulation fixing mechanism of the chassis valve of the pure electric vehicle as claimed in claim 1, wherein an encoder (10) is installed inside the encoder housing (8), the encoder (10) is fastened inside the encoder housing (8) through an inner hexagonal fixing wire, and the lower end of the encoder housing (8) is fixed outside the hood (1) through an inner hexagonal fixing wire.

3. The speed regulation fixing mechanism of the chassis valve of the pure electric vehicle as claimed in claim 1, wherein the flange (18) is fastened to one side of the bearing sleeve (14) through an inner hexagonal fixing wire, and the jaw (38) is fastened to one side of the trapezoidal sliding block (37) through an inner hexagonal fixing wire.

4. The speed regulation fixing mechanism of the chassis valve of the pure electric vehicle as claimed in claim 1, wherein the cylinder body (29) is fixedly connected with the driving shaft (3).

5. The speed regulation fixing mechanism of a pure electric vehicle chassis valve according to claim 1, characterized in that one end of the connecting shaft (7) is provided with a cutting fastening angle cap (11).