阅读说明：本技术 一种汽车变排量压缩机用从动盘 (Driven disc for automobile variable displacement compressor ) 是由 包信海 张翰中 包信章 于 2019-10-12 设计创作，主要内容包括：本发明提供了一种汽车变排量压缩机用从动盘,包括从动盘本体、设置于所述从动盘本体一侧的安装部以及设置于所述从动盘本体另一侧的抵接部,所述从动盘本体设置有安装通孔,所述安装部与所述抵接部凸出所述从动盘本体的上端面,所述安装通孔的内壁上设置有凸台,所述从动盘本体的表面沿其周向设置有外螺纹。过安装通孔套设于传动轴上,安装部用于与驱动盘相连,驱动盘与汽车变排量压缩机用从动盘之间设置有弹簧,凸台将弹簧的一端阻挡,对弹簧限位；汽车变排量压缩机用从动盘结构简单,安装使用方便。(The invention provides a driven disc for an automobile variable displacement compressor, which comprises a driven disc body, an installation part and a butting part, wherein the installation part is arranged on one side of the driven disc body, the butting part is arranged on the other side of the driven disc body, the driven disc body is provided with an installation through hole, the installation part and the butting part protrude out of the upper end face of the driven disc body, a boss is arranged on the inner wall of the installation through hole, and external threads are arranged on the surface of the driven disc body along the circumferential direction of the driven disc body. The mounting through hole is sleeved on the transmission shaft, the mounting part is used for being connected with the driving disc, a spring is arranged between the driving disc and the driven disc for the automobile variable displacement compressor, and the boss blocks one end of the spring to limit the spring; the driven disc for the automobile variable displacement compressor is simple in structure and convenient to install and use.)

1. The utility model provides a driven plate for car variable displacement compressor which characterized in that: including the driven plate body, set up in the installation department of driven plate body one side and set up in the butt portion of driven plate body opposite side, the driven plate body is provided with the installation through-hole, the installation department with butt portion protrusion the up end of driven plate body, be provided with the boss on the inner wall of installation through-hole, the surface of driven plate body is provided with the external screw thread along its circumference.

2. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: and a concave groove is formed in the lower end face of the driven disc body.

3. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: the installation department includes the installation department that two symmetries set up, two form connecting portion recess between the installation department, every the installation department all is provided with the connecting hole, the central line of connecting hole with the terminal surface of driven plate body is parallel.

4. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: the abutting part comprises two abutting parts which are symmetrically arranged, the abutting parts are parallel to the upper end face of the driven disc body, and a protruding part is arranged on one of the abutting parts.

5. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: an alloy layer is arranged on the surface of the driven disc body.

6. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: the lower end of the driven disc body is provided with a positioning through hole, and the center line of the positioning through hole is perpendicular to the center line of the mounting through hole.

7. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: the driven plate body is made of nodular cast iron.

8. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: the inner diameter of the mounting through hole is gradually reduced inwards from one end close to the mounting part.

9. The driven plate for an automotive variable displacement compressor as set forth in claim 1, wherein: the boss includes two of relative setting, two distance between the boss is from being close to the one end of installation department is inside reduces gradually.

10. The driven disc for an automotive variable displacement compressor according to claim 9, characterized in that: the angle between the two bosses is 1.5-3 degrees.

Technical Field

The invention relates to the technical field of compressors, in particular to a driven disc for an automobile variable displacement compressor.

Background

The air compressor is widely applied to an automobile air conditioning system, a variable speed adjusting device is required to be arranged for adjusting the displacement of the compressor, a driving disc of the existing variable speed adjusting device is usually used for connecting a crankshaft, a hydraulic torque converter and a starting motor, and the starting motor can be started through the variable speed adjusting device.

Disclosure of Invention

The invention aims to provide a driven disc for an automobile variable displacement compressor, which has a simple structure and is convenient to use.

In order to solve the technical problem, the invention provides a driven disc for an automobile variable displacement compressor, which comprises a driven disc body, an installation part arranged on one side of the driven disc body and a butting part arranged on the other side of the driven disc body, wherein the driven disc body is provided with an installation through hole, the installation part and the butting part protrude out of the upper end face of the driven disc body, a boss is arranged on the inner wall of the installation through hole, and external threads are arranged on the surface of the driven disc body along the circumferential direction of the driven disc body.

Furthermore, the lower end face of the driven disc body is provided with a concave groove.

Further, the installation department includes the installation department that two symmetries set up, two form connecting portion recess between the installation department, every the installation department all is provided with the connecting hole, the central line of connecting hole with the terminal surface of driven plate body is parallel.

Furthermore, the abutting part comprises two abutting parts which are symmetrically arranged, the abutting part is parallel to the upper end face of the driven disc body, and a protruding part is arranged on one of the abutting parts.

Further, the surface of the driven disc body is provided with an alloy layer.

Furthermore, the lower end of the driven disc body is provided with a positioning through hole, and the center line of the positioning through hole is perpendicular to the center line of the mounting through hole.

Furthermore, the driven disc body is made of nodular cast iron.

Furthermore, the inner diameter of the mounting through hole is gradually reduced from one end close to the mounting part inwards.

Furthermore, the boss includes two of relative setting, two the distance between the boss inwards reduces gradually from the one end that is close to the installation department.

Further, the angle between the two bosses is 1.5-3 degrees.

The driven disc for the automobile variable displacement compressor is sleeved on the transmission shaft through the mounting through hole, the mounting part is used for being connected with the driving disc, a spring is arranged between the driving disc and the driven disc for the automobile variable displacement compressor, and the boss blocks one end of the spring to limit the spring; the driven disc for the automobile variable displacement compressor is simple in structure and convenient to install and use.

Drawings

FIG. 1 is a front view of a driven disc for an automotive variable displacement compressor in accordance with the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken perpendicular to the direction A-A in FIG. 1;

FIG. 4 is a rear view of a driven plate for an automotive variable displacement compressor in accordance with the present invention;

labeled as: driven plate 100 for the automobile variable displacement compressor, driven plate body 1, mounting through hole 11, boss 12, recessed groove 13, positioning through hole 14, mounting portion 2, connecting portion groove 21, connecting hole 22, abutting portion 3 and protruding portion 31.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

As shown in fig. 1 to 4, the present embodiment provides a driven plate 100 for a variable displacement compressor of an automobile, including driven plate body 1, set up in installation department 2 of driven plate body 1 one side and set up in butt portion 3 of driven plate body 1 opposite side, driven plate body 1 is provided with installation through hole 11, installation department 2 with butt portion 3 protrusion the up end of driven plate body 1, be provided with boss 12 on the inner wall of installation through hole 11, the surface of driven plate body 1 is provided with the external screw thread along its circumference. The driven disc 100 for the automobile variable displacement compressor is sleeved on the transmission shaft through the mounting through hole 11, the mounting part 2 is used for being connected with the driving disc, a spring is arranged between the driving disc and the driven disc 100 for the automobile variable displacement compressor, and the boss 12 blocks one end of the spring to limit the spring; the driven disc 100 for the automobile variable displacement compressor is simple in structure and convenient to install and use.

The lower end face of the driven disc body 1 is provided with a recessed groove 13. The depressed groove 13 may be butted with the outside for positioning when the driven disc 100 for an automotive variable displacement compressor is used.

Installation department 2 includes the installation department that two symmetries set up, two form connecting portion recess 21 between installation department 2, every installation department 2 all is provided with connecting hole 22, connecting hole 22 the central line with the terminal surface of driven plate body 1 is parallel. Specifically, a driving end connecting portion may be disposed on the driving disc, a driving end connecting hole is disposed on the driving end connecting portion, and the two mounting portions 2 are clamped on the driving end connecting portion and fixed by a shaft pin penetrating through the driving end connecting hole and the two connecting holes 22, so that the driven disc 100 and the driving disc for the variable displacement compressor of the automobile may rotate by a certain angle along the shaft pin.

The abutting part 3 comprises two abutting parts which are symmetrically arranged, the abutting part 3 is parallel to the upper end face of the driven disc body, and a protruding part 31 is arranged on one of the abutting parts 3. The protrusion 31 may be used to interface with the outside for positioning.

Alloy layers are arranged on the surfaces of the driven disc body 1, the mounting part 2 and the abutting part 3. The alloy layer improves the wear resistance and corrosion resistance of the driven disc 100 for the automobile variable displacement compressor, so that the service life is longer.

The lower end of the driven disc body 1 is provided with a positioning through hole 14, and the center line of the positioning through hole 14 is perpendicular to the center line of the mounting through hole 11.

The driven plate body 1 is made of nodular cast iron.

The inner diameter of the mounting through-hole 11 is gradually decreased from the end close to the mounting portion 2, and specifically, the angle α shown in fig. 2 is 1.5 to 3 degrees.

As a preferred embodiment of the invention, the boss 12 comprises two oppositely arranged bosses, the distance between the two bosses 12 is gradually reduced from one end close to the mounting part 2 to the inner part, in particular, the angle β between the two bosses 12 is 1.5-3 degrees, and the structure is convenient for assembling the driven disc for the automobile variable displacement compressor to an automobile.

According to the driven disc 100 for the automobile variable displacement compressor, the driven disc 100 is sleeved on the transmission shaft through the mounting through hole 11, the mounting part 2 is used for being connected with the driving disc, a spring is arranged between the driving disc and the driven disc 100 for the automobile variable displacement compressor, and the boss 12 blocks one end of the spring to limit the spring; the driven disc 100 for the automobile variable displacement compressor is simple in structure and convenient to install and use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and those skilled in the art can make many variations and modifications of the technical solution of the present invention without departing from the scope of the technical solution of the present invention by using the above disclosure, and the technical solution of the present invention is covered by the claims.