Balancing block of automobile air conditioner compressor

Abstract

The utility model discloses a balance block of an automobile air conditioner compressor, which belongs to the technical field of air conditioner compressors and comprises a plate body, one end of the plate body is fixedly connected with a shaft sleeve which is axially arranged in a convex manner, one end of the plate body far away from the shaft sleeve is provided with a balancing weight plate, and one end of the plate body is provided with a limiting mechanism. A pulling mechanism is arranged on one side of the limiting mechanism; the limiting mechanism comprises an arc-shaped plate fixedly connected with one end of the plate body, an arc-shaped groove is formed in one end of the balancing weight plate, the inner wall of the arc-shaped groove is in sliding fit with the arc-shaped plate, a limiting groove is formed in one side of the arc-shaped plate, and a limiting block is arranged on one side in the arc-shaped groove. The limiting block is in sliding fit with the inner wall of the limiting groove, a connecting groove is formed in the inner wall of one side of the arc-shaped groove, and the inner wall of the connecting groove is in sliding fit with the limiting block. The utility model can realize the effect of being convenient to disassemble and assemble.

Description

Technical Field

[0001] The utility model belongs to the technical field of air-conditioning compressors, and particularly relates to a balance weight of an automotive air-conditioning compressor. Background Art

[0002] The automotive air-conditioning compressor is the most important component in the automotive air-conditioning assembly, and the crankshaft in the automotive air-conditioning compressor and the counterweight block assembled on the crankshaft are of utmost importance, and a balance weight of an automotive air-conditioning compressor is required.

[0003] Currently, the Chinese patent with the publication number CN201610844U discloses a scroll air-conditioning compressor balance weight, including a cylindrical balance weight with a shaft hole provided therein. The outer surface of one end of the balance weight is provided with a first annular body, and the outer surface of the first annular body is provided with a second annular body. The outer surface diameters of the balance weight, the first annular body, and the second annular body increase in sequence, and both end faces of the first annular body and the second annular body are flat planes, and the arc surfaces of the first annular body and the second annular body and the lower end face are in arc transition.

[0004] However, when the above device is in use, the balance weight, the first annular body, and the second annular body are connected as an integral structure, and it is not easy to disassemble the balance weight and the first annular body and the second annular body relatively. The overall disassembly and assembly production are inconvenient and the use is inconvenient. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the defects existing in the prior art, and to propose a balance weight of an automotive air-conditioning compressor. Its advantages are: the effect of being convenient for disassembly and assembly can be achieved.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A balance weight of an automotive air-conditioning compressor, including a plate body, one end of the plate body is fixedly connected with an axially outwardly protruding shaft sleeve, a counterweight plate is arranged at the end of the plate body far from the shaft sleeve, a limiting mechanism is arranged at one end of the plate body, and a pulling mechanism is arranged on one side of the limiting mechanism;

[0008] The limiting mechanism includes an arc-shaped plate fixedly connected with one end of the plate body. An arc-shaped groove is opened at one end of the counterweight plate. A sliding fit is formed between the inner wall of the arc-shaped groove and the arc-shaped plate. A limiting groove is opened on one side of the arc-shaped plate. A limiting block is arranged on one side in the arc-shaped groove. A sliding fit is formed between the inner wall of the limiting block and the limiting groove. A connecting groove is opened on one side inner wall of the arc-shaped groove. A sliding fit is formed between the inner wall of the connecting groove and the limiting block.

[0009] Through the above technical solutions: When in use, insert the arc plate fixedly connected to the counterweight plate into the arc groove. Under the elastic force of the connecting spring, the limiting block can slide along the inner wall of the connecting groove into the limiting groove, so that the counterweight plate can be fixed. When disassembling it, pulling the connecting rod can slide in the inner wall of the connecting port. At this time, the limiting block can slide along the inner wall of the connecting groove into the limiting groove. After the limiting block is separated from the inner wall of the limiting groove, the counterweight plate can be separated from the plate body. Therefore, the effect of being convenient for disassembly and assembly can be achieved.

[0010] The utility model is further configured such that a plurality of uniformly distributed connecting springs are fixedly connected to one inner wall of the connecting groove, and the connecting springs are fixedly connected to the limiting block.

[0011] Through the above technical solutions: The arrangement of the connecting springs can apply pressure to the limiting block, so that the limiting block can be stably placed in the limiting groove.

[0012] The utility model is further configured such that a connecting port extending into the connecting groove is formed on one outer wall of the counterweight plate, and a connecting rod is slidably connected to the inner wall of the connecting port, and the connecting rod is fixedly connected to the limiting block.

[0013] Through the above technical solutions: The arrangement of the connecting rod can slide in the inner wall of the connecting port, so that the limiting block can be moved.

[0014] The utility model is further configured such that a placing port communicating with the connecting port is formed on one outer wall of the counterweight plate, and the side part of the connecting rod is located in the placing port.

[0015] Through the above technical solutions: The arrangement of the placing port can hide the connecting rod and prevent the connecting rod from protruding.

[0016] The utility model is further configured such that a buckle groove is formed in the connecting rod.

[0017] Through the above technical solutions: The arrangement of the buckle groove can facilitate the staff to apply force to the connecting rod and facilitate the movement of the limiting block.

[0018] The utility model is further configured such that a sealing gasket is fixedly connected to the bottom inner wall of the arc groove, and the sealing gasket is made of rubber.

[0019] Through the above technical solutions: The arrangement of the sealing gasket can increase the softness and thickness of the bottom inner wall of the arc groove, so that the arc plate can be fixed.

[0020] The utility model is further configured such that a cavity is formed in the sealing gasket.

[0021] Through the above technical solutions: The arrangement of the cavity can make the sealing gasket present an airbag-like structure.

[0022] The beneficial effects of the present utility model are as follows:

[0023] 1. For the balance weight of the automotive air-conditioning compressor, by pulling the connecting rod, it can slide within the inner wall of the connection port. At this time, the limiting block can slide from the inner wall of the connection groove into the limiting groove. After the limiting block separates from the inner wall of the limiting groove, the counterweight plate can be separated from the plate body. Therefore, the effect of being convenient for disassembly and assembly can be achieved.

[0024] 2. For the balance weight of the automotive air-conditioning compressor, by inserting the arc plate fixedly connected to the counterweight plate into the arc groove, under the elastic force of the connecting spring, the limiting block can slide from the inner wall of the connection groove into the limiting groove, and the counterweight plate can be fixed. Description of the Drawings

[0025] Figure 1 is a three-dimensional structural schematic diagram of a balance weight of an automotive air-conditioning compressor proposed by the present utility model;

[0026] Figure 2 is a partial cross-sectional structural schematic diagram of a balance weight of an automotive air-conditioning compressor proposed by the present utility model;

[0027] Figure 3 is a structural schematic diagram of a balance weight of an automotive air-conditioning compressor proposed by the present utility model.

[0028] In the figure: 1. Plate body; 2. Counterweight plate; 3. Bush; 4. Arc plate; 5. Arc groove; 6. Limiting groove; 7. Limiting block; 9. Connection groove; 10. Connection spring; 11. Connection port; 12. Connecting rod; 13. Placing port; 14. Sealing gasket; 15. Cavity. Detailed Embodiments

[0029] The technical solutions of this patent will be further described in detail below in conjunction with the specific embodiments.

[0030] The embodiments of this patent are described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain this patent and should not be construed as a limitation of this patent.

[0031] In the description of this patent, it should be understood that the orientation or positional relationship indicated by terms such as "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of this patent.

[0032] In the description of this patent, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "connected", "joined", "set" should be understood in a broad sense. For example, it can be fixedly connected and set, or detachably connected and set, or integrally connected and set. For those of ordinary skill in the art, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0033] Referring to Figures 1-3 , a balance weight of an automotive air-conditioning compressor, comprising a plate body 1. One end of the plate body 1 is fixedly connected with an axially outwardly protruding shaft sleeve 3. The shaft sleeve 2 is used to be fixed on the crankshaft of the automotive air-conditioning compressor and rotate circumferentially with the crankshaft of the automotive air-conditioning compressor. A counterweight plate 2 is arranged at one end of the plate body 1 away from the shaft sleeve 3. A limiting mechanism is arranged at one end of the plate body 1, and a pulling mechanism is arranged on one side of the limiting mechanism;

[0034] The limiting mechanism includes an arc plate 4 fixedly connected to one end of the plate body 1. An arc groove 5 is formed at one end of the counterweight plate 2. A sliding fit is formed between the inner wall of the arc groove 5 and the arc plate 4. A limiting groove 6 is formed on one side of the arc plate 4. A limiting block 7 is arranged on one side in the arc groove 5. A sliding fit is formed between the inner wall of the limiting block 7 and the limiting groove 6. A connecting groove 9 is formed on one side inner wall of the arc groove 5. A sliding fit is formed between the inner wall of the connecting groove 9 and the limiting block 7.

[0035] It should be noted that in this embodiment, a plurality of uniformly distributed connecting springs 10 are fixedly connected to one side inner wall of the connecting groove 9. The connecting springs 10 are fixedly connected to the limiting block 7. By means of the connecting springs 10, pressure can be exerted on the limiting block 7, so that the limiting block 7 can be stably placed in the limiting groove 6.

[0036] Furthermore, in this embodiment, a connecting port 11 extending into the connecting groove 9 is formed on the outer wall of one side of the counterweight plate 2. A connecting rod 12 is slidably connected to the inner wall of the connecting port 11. The connecting rod 12 is fixedly connected to the limiting block 7. By means of the connecting rod 12 sliding in the inner wall of the connecting port 11, the limiting block 7 can be moved.

[0037] On one outer wall of the counterweight plate 2, a placement opening 13 communicating with the connection port 11 is provided. The side part of the connecting rod 12 is located in the placement opening 13. Through the placement opening 13, the connecting rod 12 can be hidden, and the protruding of the connecting rod 12 can be avoided.

[0038] The connecting rod 12 is provided with a buckle groove. Through the buckle groove, it is convenient for the staff to apply force to the connecting rod 12, and it is convenient for the movement of the limiting block 7.

[0039] A sealing pad 14 is fixedly connected to the bottom inner wall of the arc-shaped groove 5. The sealing pad 14 is made of rubber. Through the sealing pad 14, the softness and thickness of the bottom inner wall of the arc-shaped groove 5 can be increased, and the arc-shaped plate 4 can be fixed.

[0040] A cavity 15 is provided in the sealing pad 14. Through the cavity 15, the sealing pad 14 can be presented in an airbag structure.

[0041] Working principle: When in use, the arc-shaped plate 4 fixedly connected to the counterweight plate 2 is inserted into the arc-shaped groove 5. Under the elastic force of the connecting spring 10, the limiting block 7 can slide along the inner wall of the connecting groove 9 into the limiting groove 6, so that the counterweight plate 2 can be fixed. When disassembling it, pulling the connecting rod 12 can slide in the inner wall of the connection port 11. At this time, the limiting block 7 can slide along the inner wall of the connecting groove 9 into the limiting groove 6. After the limiting block 7 is separated from the inner wall of the limiting groove 6, the counterweight plate 2 can be separated from the plate body 1. Therefore, the effect of convenient disassembly and assembly can be achieved.

[0042] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent replacements or changes, and should be covered by the protection scope of the present invention.

Claims

1. A balancing block for an automobile air-conditioning compressor, comprising a plate body (1), one end of the plate body (1) being fixedly connected to a shaft sleeve (3) convexly arranged axially outward, and one end of the plate body (1) away from the shaft sleeve (3) being provided with a counterweight plate (2), characterized in that: A limiting mechanism is provided at one end of the plate body (1), and a pulling mechanism is provided at one side of the limiting mechanism; The limiting mechanism comprises an arc-shaped plate (4) fixedly connected to one end of the plate body (1); an arc-shaped groove (5) is provided at one end of the counterweight plate (2); a sliding fit is formed between the inner wall of the arc-shaped groove (5) and the arc-shaped plate (4); a limiting groove (6) is provided on one side of the arc-shaped plate (4); a limiting block (7) is provided on one side of the arc-shaped groove (5); a sliding fit is formed between the limiting block (7) and the inner wall of the limiting groove (6).

2. The balancing block of an automobile air-conditioning compressor according to claim 1, characterized in that: A connecting groove (9) is provided on one inner wall of the arc-shaped groove (5), and a sliding fit is formed between the inner wall of the connecting groove (9) and the limiting block (7).

3. The balancing block of an automobile air-conditioning compressor according to claim 2, characterized in that: A plurality of evenly distributed connection springs (10) are fixedly connected to an inner wall of one side of the connection groove (9), and the connection springs (10) are fixedly connected to the limit block (7).

4. The balancing block of an automobile air-conditioning compressor according to claim 3, characterized in that: A connection opening (11) extending into the connection groove (9) is provided on one side outer wall of the counterweight plate (2); a connection rod (12) is slidably connected to the inner wall of the connection opening (11); and the connection rod (12) is fixedly connected to the limit block (7).

5. The balancing block of an automobile air-conditioning compressor according to claim 4, characterized in that: A placement opening (13) connected to the connection opening (11) is provided on one side outer wall of the counterweight plate (2), and the side portion of the connection rod (12) is located in the placement opening (13).

6. The balancing block of an automobile air-conditioning compressor according to claim 5, characterized in that: The connecting rod (12) is provided with a buckle groove.

7. The balancing weight of an automobile air-conditioning compressor according to claim 1, characterized in that: A sealing gasket (14) is fixedly connected to the inner wall of the bottom of the arc-shaped groove (5), and the sealing gasket (14) is made of rubber material.

8. The balancing block of an automobile air-conditioning compressor according to claim 7, characterized in that: A cavity (15) is defined in the sealing pad (14).

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