Refrigeration pipe joint assembly of automobile air conditioner

Abstract

The invention relates to the field of automobile air conditioner pipelines, in particular to an automobile air conditioner refrigeration pipe connector assembly which comprises a female connector, a male connector and a sealing ring, the female connector and the male connector are integrally formed, a first step is arranged on the outer wall of the female connector, one end of the male connector extends outwards to form a second step, and the sealing ring is arranged on the first step. A sealing ring groove is coaxially formed in the outer wall of the female connector, the sealing ring is embedded in the sealing ring groove, the outer wall of the sealing ring abuts against the inner wall of the male connector, and the end, facing the sealing ring, of the first step is used for abutting against the second step. The female connector and the male connector are integrally formed, the structural strength of the female connector and the male connector is improved, the sealing performance of the female connector and the male connector is enhanced, water leakage is reduced, the female connector and the male connector are conveniently limited through the first step and the second step, the connector assembly is conveniently assembled, and the sealing performance of the connecting position of the female connector and the male connector is improved through the sealing ring.

Description

Technical Field

[0001] The present application relates to the field of automobile air-conditioning pipelines, and in particular to an automobile air-conditioning refrigeration pipe joint assembly. Background Art

[0002] Automobile air conditioning refrigeration pipe joint components are a vital part of the automobile air conditioning system. They are responsible for connecting various scattered components (such as compressors, condensers, evaporators, etc.) into a complete system. These joint components not only need to be able to withstand the pressure and temperature generated during system operation, but also need to ensure the reliability and sealing of the connection to prevent refrigerant leakage and ensure the normal operation of the automobile air conditioning system.

[0003] With the development of the automotive industry and the improvement of consumer demand, the design and manufacturing of automotive air conditioning refrigeration pipe joint assemblies are also constantly improving. Modern automotive air conditioning refrigeration pipe joint assemblies often use advanced sealing technology and materials, such as rubber joints, metal sealing rings, etc., to improve the reliability and sealing performance of the connection. In addition, the application of new connection methods such as quick connectors also makes installation and maintenance more convenient and quick.

[0004] However, the quick connectors in the prior art have relatively weak structural strength and are prone to problems such as loose fixation and poor sealing, which affects the normal operation of the air-conditioning system and the user experience. Summary of the invention

[0005] In order to improve the structural strength of a joint, the present application provides an automobile air-conditioning refrigeration pipe joint assembly.

[0006] The present application provides an automobile air conditioning refrigeration pipe joint assembly adopts the following technical solution: A car air conditioning refrigeration pipe joint assembly comprises a female joint, a male joint and a sealing ring, wherein the female joint and the male joint are integrally formed, the outer wall of the female joint is provided with a first step, one end of the male joint extends outward to form a second step, the outer wall of the female joint is coaxially provided with a sealing ring groove, the sealing ring is embedded in the sealing ring groove, the outer wall of the sealing ring abuts against the inner wall of the male joint, and the first step faces one end of the sealing ring for abutment by the second step.

[0007] By adopting the above technical solution, the female connector and the male connector are integrally formed, which improves the structural strength of the female connector and the male connector, enhances the sealing of the female connector and the male connector, and reduces water leakage. The first step and the second step are convenient for limiting the position of the female connector and the male connector, and for assembling the connector assembly. The sealing ring improves the sealing of the connection between the female connector and the male connector.

[0008] Preferably, the free end of the second step is folded inwardly to form a step body, and the step body is used for the first step to abut against.

[0009] By adopting the above technical solution, the thickness of the step body is increased, the sealing strength at this position is improved, the structural strength of the connection is improved, and the structural strength of the joint is improved.

[0010] Preferably, a sealing surface is coaxially provided on the inner wall of the male connector, the sealing ring abuts the sealing surface, the free end of the second step is provided on the outer periphery of the sealing surface, and the free end of the second step is provided on the inner periphery of the outer wall of the male connector.

[0011] By adopting the above technical solution, the contact area between the step body and the first step is increased, and the structural strength of the joint is improved, so that when the male joint and the female joint are connected, the male joint is not easily deformed by force.

[0012] Preferably, an outer wall of the male connector is coaxially provided with an abutment surface, the abutment surface is provided on a side of the sealing surface away from the second step, and a diameter of the abutment surface decreases as it moves away from the second step.

[0013] By adopting the above technical solution, the abutting surface is convenient for the user to apply force, so as to facilitate pushing the male connector close to the female connector, thereby improving assembly efficiency.

[0014] Preferably, it also includes an elastic clamp, which is provided with a limiting ring groove, the limiting ring groove is used for the first step and the second step to pass through, and the width of the limiting ring groove is equal to the sum of the thickness of the first step and the step body.

[0015] By adopting the above technical solution, the limiting ring groove allows the first step and the step body to fully abut against each other, thereby improving the sealing performance. The elastic clamp limits the male connector and the female connector, thereby ensuring a stable connection between the male connector and the female connector.

[0016] Preferably, the elastic clamp includes a clamping ring and a guide plate, the clamping ring is provided with a limiting ring groove, one end of the clamping ring is provided with a mounting port, one end of the guide plate is fixedly connected to the inner wall of the mounting port, the other end of the guide plate is arranged on the outer periphery of the clamping ring, and the guide plate is provided with a guide surface on the side facing the mounting port, and the guide surface is used for the first step and the step body to abut against each other.

[0017] By adopting the above technical solution, the guide surface guides the installation of the first step and the step body, thereby improving the installation efficiency.

[0018] Preferably, the first step is formed by a pier ring process.

[0019] By adopting the above technical solution, the thickness of the first step is increased, the structural strength of the first step is improved, and the overall structural strength of the female connector is improved.

[0020] Preferably, a thrust surface is coaxially provided on the outer wall of the female connector, and the thrust surface is provided on a side of the first step away from the sealing ring groove, and a diameter of the thrust surface decreases as it moves away from the first step.

[0021] By adopting the above technical solution, the abutting surface is convenient for the user to apply force, so as to facilitate pushing the female connector close to the male connector, thereby improving assembly efficiency.

[0022] In summary, the present application includes at least one of the following beneficial technical effects: The female connector and the male connector are integrally formed, which improves the structural strength of the female connector and the male connector, enhances the sealing of the female connector and the male connector, and reduces water leakage. The first step and the second step facilitate the positioning of the female connector and the male connector, and facilitate the assembly of the connector assembly. The sealing ring improves the sealing of the connection between the female connector and the male connector. The thickness of the step body is increased, which improves the sealing strength at this position, improves the structural strength of the connection, and improves the structural strength of the joint; The limiting ring groove allows the first step and the step body to fully abut against each other, thereby improving the sealing performance; the elastic clamp limits the male connector and the female connector, thereby ensuring a stable connection between the male connector and the female connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The utility model is a schematic diagram of the overall structure of an automobile air-conditioning refrigeration pipe joint assembly.

[0024] Figure 2 It is a schematic diagram of the overall structure of the elastic clamp.

[0025] Explanation of the reference numerals: 1. male connector; 11. second step; 12. step body; 13. sealing surface; 14. arc surface; 15. abutment surface; 2. female connector; 21. first step; 22. connecting surface; 23. sealing ring groove; 24. pushing surface; 3. sealing ring; 4. elastic clamp; 41. clamping ring; 411. limiting ring groove; 412. installation opening; 42. guide plate; 421. guide surface. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1-2 This application is described in further detail.

[0027] The present application embodiment discloses an automobile air conditioning refrigeration pipe joint assembly. Figure 1 A car air conditioning refrigeration pipe joint assembly includes a male joint 1, a female joint 2, a sealing ring 3 and an elastic clamp 4. The female joint 2 and the male joint 1 are both integrally formed, and the female joint 2 and the male joint 1 are both made of new alloy materials such as copper alloy or aluminum alloy.

[0028] The thickness of the male connector 1 is uniform, one end of the male connector 1 extends outward to form a second step 11, the free end of the second step 11 is folded inward 180 degrees to form a step body 12, the opening of the step body 12 faces the axis of the male connector 1, the inner wall of the male connector 1 is coaxially provided with a sealing surface 13, the free end of the second step 11 is provided at the outer periphery of the sealing surface 13, the free end of the second step 11 is provided at the inner periphery of the outer wall of the male connector 1, the angle between the step body 12 and the sealing surface 13 is set as a right angle, and the end of the step body 12 away from the axis of the male connector 1 is set as an arc surface 14. The outer wall of the male connector 1 is coaxially provided with an abutment surface 15, the abutment surface 15 is provided on the side of the sealing surface 13 away from the second step 11, and the diameter of the abutment surface 15 decreases as it moves away from the second step 11.

[0029] Reference Figure 1 The outer wall of the female connector 2 is formed with a first step 21 by a pier ring process. The outer wall of the female connector 2 is coaxially provided with a connection surface 22. The diameter of the connection surface 22 is equal to the diameter of the sealing surface 13. The angle between the first step 21 and the sealing surface 13 is set to a right angle. The connection surface 22 is coaxially provided with a sealing ring groove 23. The sealing ring 3 is embedded in the sealing ring groove 23, and the outer wall of the sealing ring 3 abuts the sealing surface 13. The end of the first step 21 facing the sealing ring 3 is used for the step body 12 to fit. The outer diameter of the first step 21 is equal to the outer diameter of the step body 12. The outer wall of the female connector 2 is coaxially provided with a push surface 24. The push surface 24 is set on the side of the first step 21 away from the sealing ring groove 23. The diameter of the push surface 24 decreases as it moves away from the first step 21.

[0030] Reference Figure 1 and Figure 2 The elastic clamp 4 includes a clamp ring 41 and a guide plate 42. The outer wall of the clamp ring 41 is provided with a limiting ring groove 411. The limiting ring groove 411 is used to limit the first step 21 and the second step 11. The width of the limiting ring groove 411 is equal to the sum of the thickness of the first step 21 and the step body 12. One end of the clamp ring 41 is provided with a mounting port 412. The mounting port 412 is used for the first step 21 and the step body 12 to pass through. There are two guide plates 42. One end of the two guide plates 42 is fixedly connected to the inner wall opposite to the mounting port 412, and the other end of the guide plate 42 is arranged on the outer periphery of the clamp ring 41. One end of the guide plate 42 facing the mounting port 412 is provided with a guide surface 421. The two guide surfaces 421 are arranged on both sides of the mounting port 412. The distance between the two guide surfaces 421 increases as they are away from the mounting port 412. The guide surfaces 421 are used for the first step 21 and the step body 12 to abut.

[0031] The implementation principle of an automobile air-conditioning refrigeration pipe joint assembly in an embodiment of the present application is as follows: the sealing ring 3 is embedded in the sealing ring groove 23, the female joint 2 extends into the male joint 1, so that the step body 12 abuts against the first step 21, and the elastic clamp 4 is sleeved on the outer periphery of the first step 21 and the step body 12, so that the first step 21 and the step body 12 extend out of the limiting ring groove 411.

[0032] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An automobile air conditioning refrigeration pipe joint assembly, characterized in that: The invention comprises a female connector (2), a male connector (1) and a sealing ring (3), wherein the female connector (2) and the male connector (1) are integrally formed, the outer wall of the female connector (2) is provided with a first step (21), one end of the male connector (1) extends outward to form a second step (11), the outer wall of the female connector (2) is coaxially provided with a sealing ring groove (23), the sealing ring (3) is embedded in the sealing ring groove (23), the outer wall of the sealing ring (3) abuts against the inner wall of the male connector (1), and the first step (21) is facing one end of the sealing ring (3) for abutment by the second step (11).

2. The automobile air conditioning refrigeration pipe joint assembly according to claim 1, characterized in that: The free end of the second step (11) is folded inwards to form a step body (12), and the step body (12) is used for abutment against the first step (21).

3. The automobile air conditioning refrigeration pipe joint assembly according to claim 2, characterized in that: The inner wall of the male connector (1) is coaxially provided with a sealing surface (13), the sealing ring (3) abuts against the sealing surface (13), the free end of the second step (11) is provided on the outer periphery of the sealing surface (13), and the free end of the second step (11) is provided on the inner periphery of the outer wall of the male connector (1).

4. The automobile air conditioning refrigeration pipe joint assembly according to claim 3, characterized in that: An abutment surface (15) is coaxially provided on the outer wall of the male connector (1), the abutment surface (15) being provided on a side of the sealing surface (13) away from the second step (11), and a diameter of the abutment surface (15) decreasing as it moves away from the second step (11).

5. The automobile air conditioning refrigeration pipe joint assembly according to claim 2, characterized in that: It also comprises an elastic clamp (4), the elastic clamp (4) being provided with a limiting ring groove (411), the limiting ring groove (411) being used for allowing the first step (21) and the second step (11) to pass through, the width of the limiting ring groove (411) being equal to the sum of the thicknesses of the first step (21) and the step body (12).

6. The automobile air conditioning refrigeration pipe joint assembly according to claim 5, characterized in that: The elastic clamp (4) comprises a clamping ring (41) and a guide plate (42); the clamping ring (41) is provided with a limiting ring groove (411); one end of the clamping ring (41) is provided with a mounting opening (412); one end of the guide plate (42) is fixedly connected to the inner wall of the mounting opening (412); the other end of the guide plate (42) is arranged on the outer periphery of the clamping ring (41); a guide surface (421) is provided on a side of the guide plate (42) facing the mounting opening (412); the guide surface (421) is used for abutment between the first step (21) and the step body (12).

7. The automobile air conditioning refrigeration pipe joint assembly according to claim 1, characterized in that: The first step (21) is formed by a pier ring process.

8. The automobile air conditioning refrigeration pipe joint assembly according to claim 1, characterized in that: The outer wall of the female connector (2) is coaxially provided with a pushing surface (24), the pushing surface (24) being provided on a side of the first step (21) away from the sealing ring groove (23), and the diameter of the pushing surface (24) decreases as it moves away from the first step (21).

Images