CN218913599U

CN218913599U - Actuator for thermal management of automobile battery system

Info

Publication number: CN218913599U
Application number: CN202223302419.1U
Authority: CN
Inventors: 龚红宇; 赵巧山; 吴林彬
Original assignee: Longwei Technology Foshan Co ltd
Current assignee: Longwei Technology Foshan Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-04-25
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses an actuator for thermal management of an automobile battery system, which belongs to the technical field of actuators and comprises an upper shell, wherein a first gear shaft and a second gear shaft are fixed on the upper shell, a third gear shaft is arranged on one side of the second gear shaft, the first gear shaft and the second gear shaft are arranged in parallel, and the second gear shaft and the third gear shaft are arranged in parallel; the second gear shaft is provided with a first-order gear and a third-order gear, and the first gear shaft is provided with motor teeth and a second-order gear; an output gear is arranged on the third gear shaft and meshed with a third-order gear, and the third-order gear is meshed with a second-order gear; the second-order gear is meshed with the first-order gear, the first-order gear is meshed with the motor teeth, and the first-order gear, the second-order gear, the third-order gear and the output gear are made of noise reduction plastic materials. The actuator for the thermal management of the automobile battery system improves the precision and reduces the vibration and the noise.

Description

Actuator for thermal management of automobile battery system

Technical Field

The utility model belongs to the technical field of actuators, and particularly relates to an actuator for thermal management of an automobile battery system.

Background

The actuator in the prior art adopts a worm gear and parallel shaft gear transmission structure, the efficiency of the first-stage worm gear and the precision of parts directly influence the vibration and noise of the whole driving actuator, the efficiency of the worm gear and the worm is difficult to be improved to more than 70%, the speed ratio is large, in order to ensure the strength and reduce the cost, the worm gear possibly needs fiber reinforced plastic, the precision of the worm gear is lower, the meshing sound quality is poor, and the volume of a gear box body is also larger.

Disclosure of Invention

The present utility model is directed to an actuator for thermal management of a battery system of an automobile, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the actuator for the thermal management of the automobile battery system comprises an upper shell, wherein a first gear shaft and a second gear shaft are fixed on the upper shell, a third gear shaft is arranged on one side of the second gear shaft, the first gear shaft and the second gear shaft are arranged in parallel, and the second gear shaft and the third gear shaft are arranged in parallel;

the second gear shaft is provided with a first-order gear and a third-order gear, and the first gear shaft is provided with motor teeth and a second-order gear;

an output gear is arranged on the third gear shaft and meshed with a third-order gear, and the third-order gear is meshed with a second-order gear;

the second-order gear is meshed with the first-order gear, the first-order gear is meshed with the motor teeth, and the first-order gear, the second-order gear, the third-order gear and the output gear are made of noise reduction plastic materials.

In a further embodiment, a bottom shell is arranged on one side of the upper shell, and a containing cavity matched with the output gear is arranged in the bottom shell.

In a further embodiment, the upper shell is connected to the bottom shell by bolts.

In a further embodiment, two protruding columns are integrally formed in the upper shell, and two slots matched with the protruding columns are formed in the bottom shell.

In a further embodiment, the motor teeth are located on a side of the second-order gear remote from the bottom shell.

In a further embodiment, the first-stage gear is located on a side of the third-stage gear away from the bottom case.

The utility model has the technical effects and advantages that: this executor for automobile battery system thermal management through setting up motor tooth, first order gear, second order gear, third order gear, output gear, first gear shaft, second gear shaft and third gear shaft, adopts parallel shaft gear structure, and transmission efficiency is high, and efficiency can reach more than 90%, and gear precision is guaranteed more easily, the ratio is less, adopts the plastics of making an uproar of falling to improve the vibration and the noise of executor, adopts the stromatolite to place, can reduce the volume of executor.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an exploded view of the present utility model.

In the figure: 1. an upper case; 10. motor teeth; 11. a first-order gear; 101. a first gear shaft; 102. a second gear shaft; 103. a third gear shaft; 104. a convex column; 2. a second-order gear; 3. a third-order gear; 4. an output gear; 5. and a bottom shell.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Referring to fig. 1 and 2, the present utility model provides an actuator for thermal management of a battery system of an automobile, and the actuator for thermal management of a battery system of an automobile will be described in detail with reference to the accompanying drawings.

Example 1

An actuator for thermal management of an automobile battery system comprises an upper shell 1, wherein a first gear shaft 101 and a second gear shaft 102 are fixed on the upper shell 1, a third gear shaft 103 is arranged on one side of the second gear shaft 102, the first gear shaft 101 is arranged in parallel with the second gear shaft 102, and the second gear shaft 102 is arranged in parallel with the third gear shaft 103;

the second gear shaft 102 is provided with a first-order gear 11 and a third-order gear 3, and the first gear shaft 101 is provided with a motor tooth 10 and a second-order gear 2;

the third gear shaft 103 is provided with an output gear 4, the output gear 4 is meshed with the third-order gear 3, and the third-order gear 3 is meshed with the second-order gear 2;

the second-order gear 2 is meshed with the first-order gear 11, the first-order gear 11 is meshed with the motor teeth 10, the first-order gear 11, the second-order gear 2, the third-order gear 3 and the output gear 4 are made of noise-reducing plastic materials, and vibration and noise of the actuator can be improved by adopting the noise-reducing plastic materials.

In this embodiment, the specific usage flow is as follows: through setting up motor tooth 10, first order gear 11, second order gear 2, third order gear 3, output gear 4, first gear shaft 101, second gear shaft 102 and third gear shaft 103, the motor of outside drives motor tooth 10 rotation, motor tooth 10 drives first order gear 11 rotation, second order gear 2 rotates thereupon, the in-process of second order gear 2 rotation drives third order gear 3 rotation, output gear 4 rotates under the drive of third order gear 3, adopt parallel shaft gear structure, transmission efficiency is high, efficiency can reach more than 90%, gear precision is guaranteed more easily, the speed ratio is less, adopt the plastics of making an uproar to improve vibration and the noise of executor, the gear adopts the stromatolite to place, can reduce the volume of executor.

Example 2

On the basis of embodiment 1, one side of the upper shell 1 is provided with a bottom shell 5, and a containing cavity matched with the output gear 4 is arranged in the bottom shell 5, and the position of the output gear 4 can be limited by the arrangement of the containing cavity.

The upper case 1 is connected to the bottom case 5 by bolts.

Two convex columns 104 are integrally formed in the upper shell 1, two slots matched with the convex columns 104 are formed in the bottom shell 5, and the convex columns 104 and the slots are arranged, so that the upper shell 1 is conveniently positioned when the upper shell 1 and the bottom shell 5 are assembled.

The motor teeth 10 are located on the side of the second-order gear 2 remote from the bottom shell 5.

The first-stage gear 11 is located on the side of the third-stage gear 3 remote from the bottom case 5.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an executor for thermal management of car battery system, includes upper housing (1), its characterized in that: a first gear shaft (101) and a second gear shaft (102) are fixed on the upper shell (1), a third gear shaft (103) is arranged on one side of the second gear shaft (102), the first gear shaft (101) and the second gear shaft (102) are arranged in parallel, and the second gear shaft (102) and the third gear shaft (103) are arranged in parallel;

a first-order gear (11) and a third-order gear (3) are arranged on the second gear shaft (102), and motor teeth (10) and a second-order gear (2) are arranged on the first gear shaft (101);

an output gear (4) is arranged on the third gear shaft (103), the output gear (4) is meshed with a third-order gear (3), and the third-order gear (3) is meshed with a second-order gear (2);

the second-order gear (2) is meshed with the first-order gear (11), the first-order gear (11) is meshed with the motor teeth (10), and the first-order gear (11), the second-order gear (2), the third-order gear (3) and the output gear (4) are made of noise reduction plastic materials.

2. The actuator for thermal management of an automotive battery system according to claim 1, wherein: one side of the upper shell (1) is provided with a bottom shell (5), and an accommodating cavity matched with the output gear (4) is arranged in the bottom shell (5).

3. The actuator for thermal management of a battery system of an automobile according to claim 2, wherein: the upper shell (1) is connected with the bottom shell (5) through bolts.

4. The actuator for thermal management of a battery system of an automobile according to claim 2, wherein: two convex columns (104) are integrally formed in the upper shell (1), and two slots matched with the convex columns (104) are formed in the bottom shell (5).

5. The actuator for thermal management of an automotive battery system according to claim 1, wherein: the motor teeth (10) are positioned on one side of the second-order gear (2) away from the bottom shell (5).

6. The actuator for thermal management of an automotive battery system according to claim 1, wherein: the first-order gear (11) is positioned on one side of the third-order gear (3) far away from the bottom shell (5).