CN214524274U

CN214524274U - Chain belt transmission vehicle driving device

Info

Publication number: CN214524274U
Application number: CN202120369375.0U
Authority: CN
Inventors: 亢利保; 刁凤祥; 李芳仁; 程学晓
Original assignee: Haihui New Energy Motor Co Ltd
Current assignee: Haihui New Energy Motor Co Ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-10-29
Anticipated expiration: 2031-02-08

Abstract

The utility model provides a chain belt transmission vehicle driving device, which comprises a supporting bridge, wherein two first bearings are arranged on the supporting bridge, inner rings of the first bearings are connected with an inner shaft arranged in the supporting bridge, one side of the inner shaft is a stepped shaft section, the stepped shaft section is connected with a belt pulley, a shaft sleeve sleeved on the stepped shaft section is arranged outside the belt pulley, a first gear disc is connected on the stepped shaft section outside the shaft sleeve, and the other side of the inner shaft is connected with a second gear disc; the first bearing outside linking bridge, the support is connected with the vehicle bottom plate, first roof beam board and second roof beam board are connected respectively to the both sides of vehicle bottom plate, be equipped with the through-hole on first roof beam board and the second roof beam board respectively, fixed connection second bearing in the through-hole, second bearing inner circle joint support post, the support column is connected with this body coupling of fluted disc, be equipped with the drive fluted disc on the fluted disc body, first fluted disc and second fluted disc are connected with the drive fluted disc that first roof beam board and second roof beam board correspond through the driving chain respectively, the drive fluted disc is connected with wheel assembly.

Description

Chain belt transmission vehicle driving device

Technical Field

The utility model relates to a chain belt drive vehicle drive device belongs to vehicle drive technical field.

Background

Present small-size tricycle all adopts the rear wheel drive, connects through the transaxle between two rear wheels, and this space that just makes between the two-wheeled is taken up by the transaxle, is unfavorable for the structural arrangement of other subassemblies, and adopts the transaxle to carry out the rear wheel drive, when increasing whole car weight, intangibly has increased power take off's loss, and the transaxle structure is complicated, is not convenient for the later stage to maintain and the change of part.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, an object of the present invention is to provide a chain belt transmission vehicle driving device, which comprises:

the chain belt transmission vehicle driving device comprises a supporting bridge, wherein two first bearings are arranged on the supporting bridge, inner rings of the first bearings are connected with an inner shaft arranged in the supporting bridge, two ends of the inner shaft extend to the outside of the supporting bridge, one side of the inner shaft is a stepped shaft section, the stepped shaft section is fixedly connected with a belt pulley, a shaft sleeve sleeved on the stepped shaft section is arranged on the outer side of the belt pulley, a first gear disc is fixedly connected on the stepped shaft section on the outer side of the shaft sleeve, and a second gear disc is fixedly connected on the other side of the inner shaft; first bearing outside fixed connection parallel arrangement's support, support and vehicle bottom plate fixed connection, vehicle bottom plate's both sides are first roof beam board of fixed connection and second roof beam board respectively, be equipped with the through-hole on first roof beam board and the second roof beam board respectively, fixed connection second bearing in the through-hole, second bearing inner circle fixed connection support column, support column and fluted disc body fixed connection, circumference is equipped with the drive fluted disc on the fluted disc body, first fluted disc and second fluted disc are connected through the drive fluted disc that driving chain and first roof beam board and second roof beam board correspond respectively, drive fluted disc and wheel subassembly fixed connection.

Preferably, the belt pulley is connected with a driving wheel fixedly connected with a rotating shaft of the motor through a belt.

Preferably, the inner sides of the through holes of the first beam plate and the second beam plate are respectively provided with a first pressing plate, the support column is sleeved with a second pressing plate, and the first pressing plate and the second pressing plate are connected through a pressing bolt.

Preferably, the wheel assembly comprises a tire and a rim, the tire is arranged on the outer side of the rim, and the rim is connected with the fluted disc body through fastening bolts.

Preferably, the stepped shaft section is connected with the pulley through a spline.

Preferably, the second gear disc is connected with the inner shaft through a flat key, and a retainer ring mounted on the inner shaft is arranged on the outer side of the second gear disc.

Preferably, the first bearing and the bracket are fixed in a welding mode, and the tail end of the stepped shaft section and the first gear disc are fixed in a welding mode.

The utility model has simple structure, convenient maintenance and part replacement, high efficiency, balanced output torque and strong stability, and simultaneously outputs power through the first gear disc and the second gear disc; the driving mode that the traditional drive axle drives the rear wheel is changed, the drive axle structure between two wheels is omitted, the space between the two wheels is saved, the arrangement of other components is facilitated, and the cost is lower.

Drawings

Fig. 1 is a schematic structural view of the chain belt drive vehicle driving apparatus of the present invention.

Fig. 2 is a side view of the connection of the wheel assembly and the fluted disc body according to the present invention.

In the figure: 1. a support bridge; 2. a first bearing; 3. an inner shaft; 4. a belt pulley; 5. a shaft sleeve; 6. a first gear plate; 7. a second gear wheel disc; 8. a support; 9. a vehicle floor; 10. a first beam panel; 11. a second beam panel; 12. a support pillar; 13. a fluted disc body; 14. a driving fluted disc; 15. a drive chain; 16. a motor; 17. a driving wheel; 18. a belt; 19. a first platen; 20. a second platen; 21. a hold-down bolt; 22. a tire; 23. a rim; 24. fastening a bolt; 25. and a retainer ring.

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.

As shown in fig. 1 and 2, the chain belt transmission vehicle driving device comprises a supporting bridge 1, two first bearings 2 are arranged on the supporting bridge 1, inner rings of the first bearings 2 are connected with an inner shaft 3 installed in the supporting bridge 1, two ends of the inner shaft 3 extend to the outside of the supporting bridge 1, one side of the inner shaft 3 is a stepped shaft section, the stepped shaft section is fixedly connected with a belt pulley 4, and the belt pulley 4 is connected with a driving wheel 17 fixedly connected to a rotating shaft of a motor 16 through a belt 18. A shaft sleeve 5 sleeved on the stepped shaft section is arranged on the outer side of the belt pulley 4, a first gear disc 6 is fixedly connected to the stepped shaft section on the outer side of the shaft sleeve 5, and a second gear disc 7 is fixedly connected to the other side of the inner shaft 3; 2 outside fixed connection parallel arrangement's of first bearing support 8, support 8 and vehicle bottom plate 9 fixed connection, vehicle bottom plate 9's both sides are the first roof beam board 10 of fixed connection and second roof beam board 11 respectively, be equipped with the through-hole on first roof beam board 10 and the second roof beam board 11 respectively, the fixed connection second bearing in the through-hole, second bearing inner circle fixed connection support column 12, support column 12 and fluted disc body 13 fixed connection, circumference is equipped with drive fluted disc 14 on the fluted disc body 13, first fluted disc 6 and second fluted disc 7 are connected with the drive fluted disc 14 that first roof beam board 10 and second roof beam board 11 correspond through driving chain 15 respectively, drive fluted disc 14 and wheel subassembly fixed connection. The wheel assembly comprises a tire 22 and a rim 23, the tire 22 is arranged on the outer side of the rim 23, and the rim 23 is connected with the fluted disc body 13 through a fastening bolt 24.

The inner sides of the through holes of the first beam plate 10 and the second beam plate 11 are respectively provided with a first pressing plate 19, the supporting column 12 is sleeved with a second pressing plate 20, and the first pressing plate 19 and the second pressing plate 20 are connected through a pressing bolt 21. The first pressing plate 19 and the second pressing plate 20 seal the second bearing in the through hole, and therefore the situation that sundries such as sludge enter the second bearing in the driving process to damage the second bearing and further influence the rotation of the wheel is avoided. The second pressure plate 20 has a certain supporting function on the supporting column 12 while sealing the second bearing, so that the load of the second bearing is reduced, and the service life is prolonged.

The stepped shaft section is connected with the belt pulley 4 through a spline, so that the installation is convenient, and the connection is more stable and reliable; the inner side of the belt pulley 4 is automatically limited through a stepped structure of a stepped shaft section, the outer side of the belt pulley is limited through the shaft sleeve 5, and the shaft sleeve 5 can be connected with a fixing piece on the frame in order to prevent the shaft sleeve 5 from rotating to a certain degree along with the inner shaft.

The second gear wheel 7 is connected with the inner shaft 3 through a flat key, so that the installation is convenient, and a check ring 25 installed on the inner shaft 3 is arranged on the outer side of the second gear wheel 7 and used for limiting the second gear wheel 7.

First bearing 2 is fixed through welding mode with support 8, the end of stepped shaft section is fixed through welding mode with first toothed disc 6, connects through welding mode, connects more firmly reliably.

The utility model discloses a theory of operation does: motor 16 rotates output power, it rotates to drive wheel 17, drive wheel 17 pivoted while drives belt pulley 4 through belt 18 and rotates, belt pulley 4 rotates and drives interior axle 3 high-speed rotation, the first toothed disc 6 and the second toothed disc 7 of interior axle 3 both sides rotate, first toothed disc 6 and second toothed disc 7 drive the drive fluted disc 14 that first roof beam board 10 and second roof beam board 11 correspond respectively through driving chain 15 respectively and rotate, and then drive fluted disc body 13 and rotate, support column 12 of being connected with fluted disc body 13 can rotate under the effect of second bearing, so fluted disc body 13 rotates and to drive tire 33 and rotate, accomplish power transmission output.

The two first bearings 2 on the supporting bridge 1 can realize high-speed operation and balance of the inner shaft 3, and the two sides of the power transmission paths of the first gear disc 6 and the second gear disc 7 are high in efficiency and balanced in output torque at two sides. The utility model discloses a drive mode has replaced the drive mode that the tradition adopted the transaxle, need not to install the transaxle structure between two wheel subassemblies, has practiced thrift the space between the two-wheeled, is convenient for install other subassemblies, and has alleviateed whole car weight, has practiced thrift power loss in the intangible. The utility model discloses the structure is simpler, and later stage maintenance and change parts are convenient, and the response is fast, and the process is few.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Chain belt drive vehicle drive arrangement, its characterized in that: the support bridge is provided with two first bearings, inner rings of the first bearings are connected with an inner shaft arranged in the support bridge, two ends of the inner shaft extend to the outside of the support bridge, one side of the inner shaft is a stepped shaft section, the stepped shaft section is fixedly connected with a belt pulley, a shaft sleeve sleeved on the stepped shaft section is arranged on the outer side of the belt pulley, a first gear disc is fixedly connected on the stepped shaft section on the outer side of the shaft sleeve, and a second gear disc is fixedly connected on the other side of the inner shaft; first bearing outside fixed connection parallel arrangement's support, support and vehicle bottom plate fixed connection, vehicle bottom plate's both sides are first roof beam board of fixed connection and second roof beam board respectively, be equipped with the through-hole on first roof beam board and the second roof beam board respectively, fixed connection second bearing in the through-hole, second bearing inner circle fixed connection support column, support column and fluted disc body fixed connection, circumference is equipped with the drive fluted disc on the fluted disc body, first fluted disc and second fluted disc are connected through the drive fluted disc that driving chain and first roof beam board and second roof beam board correspond respectively, drive fluted disc and wheel subassembly fixed connection.

2. The chain belt-driven vehicle driving device according to claim 1, characterized in that: the belt pulley is connected with a driving wheel fixedly connected with the motor rotating shaft through a belt.

3. The chain belt-driven vehicle driving device according to claim 1, characterized in that: the through hole inboard of first roof beam board and second roof beam board all is equipped with first clamp plate, the second clamp plate is established to the cover on the support column, first clamp plate and second clamp plate pass through clamp bolt and connect.

4. The chain belt-driven vehicle driving device according to claim 1, characterized in that: the wheel assembly comprises a tire and a rim, the tire is located on the outer side of the rim, and the rim is connected with the fluted disc body through fastening bolts.

5. The chain belt-driven vehicle driving device according to claim 1, characterized in that: the stepped shaft section is connected with the belt pulley through a spline.

6. The chain belt-driven vehicle driving device according to claim 1, characterized in that: the second gear wheel disc is connected with the inner shaft through a flat key, and a check ring installed on the inner shaft is arranged on the outer side of the second gear wheel disc.

7. The chain belt-driven vehicle driving device according to claim 1, characterized in that: the first bearing is fixed with the support in a welding mode, and the tail end of the stepped shaft section is fixed with the first gear disc in a welding mode.