Air conditioner pipeline adapter, heat pump air conditioner pipeline structure and heat pump air conditioner system

Abstract

The air conditioner pipeline adapter comprises the adapter body, the connecting pipe assembly and the hole position structure are arranged on the adapter body, and the adapter body can optimize the circulation path of a refrigerant in a high-pressure pipeline and a low-pressure pipeline through the connecting pipe assembly and the hole position structure, so that the arrangement of an air conditioner pipeline is optimized; the invention further provides a heat pump air conditioner pipeline structure comprising the air conditioner pipeline adapter, installation of the heat pump air conditioner pipeline structure is facilitated, interference between the heat pump air conditioner pipeline structure and other parts is avoided, the influence of a forecabin with a storage box on arrangement of the air conditioner pipeline is effectively avoided, and the service life of the heat pump air conditioner pipeline structure is prolonged. The invention further provides a heat pump air conditioning system comprising the air conditioning pipeline adapter and the heat pump air conditioning pipeline structure, and the assembling efficiency and the whole vehicle NVH performance are improved.

Description

Technical Field

[0001] The invention belongs to the technical field of automobile air conditioners, and in particular, relates to an air conditioner pipeline adapter, a heat pump air conditioner pipeline structure, and a heat pump air conditioner system. Background Art

[0002] As the world's energy and pollution problems continue to worsen, the emergence of new energy vehicle models has made the automotive industry pay more and more attention to thermal management systems. It also has a prominent strategic position in terms of automotive energy conservation, environmental protection and safety. The thermal management system oiling of current new energy vehicle models includes heat pump air-conditioning systems and non-heat pump air-conditioning systems. Among them, the air-conditioning pipes of non-heat pump air-conditioning systems have a more complex structure, a large number of air-conditioning pipes, and difficult air-conditioning pipe layout. They are mostly used in low-end new energy models; heat pump air-conditioning systems are more integrated, more systematic and modular, and have fewer core components. At the same time, the vehicle and air-conditioning system also have higher requirements for pressure drop, NVH and other aspects.

[0003] In some new energy vehicle models, the front cabin of the car is equipped with a storage box, which reduces the available space in the front cabin of the car and makes it inconvenient to arrange the air-conditioning pipes of the heat pump air-conditioning system. When the air-conditioning management is installed in the limited space in the front cabin of the car, it will be affected by other components and cannot be installed smoothly. It is easy to interfere with the assembly paths of other components, resulting in low assembly efficiency of the air-conditioning pipes of the heat pump air-conditioning system, affecting the NVH performance of the whole vehicle.

[0004] Therefore, it is urgently necessary to develop an air-conditioning pipe adapter and a heat pump air-conditioning pipe structure and a heat pump air-conditioning system that can conveniently optimize the layout of air-conditioning pipes in heat pump air-conditioning systems, conveniently install air-conditioning pipes in heat pump air-conditioning systems, avoid interference between air-conditioning pipes and other components, and effectively avoid the influence of the front cabin with a storage box on the layout of air-conditioning pipes. Summary of the invention

[0005] The present invention is made to solve the above problems, and aims to provide an air conditioning pipe adapter and a heat pump air conditioning pipe structure, and a heat pump air conditioning system, which can conveniently optimize the arrangement of air conditioning pipes in a heat pump air conditioning system, can conveniently install air conditioning pipes in a heat pump air conditioning system, can avoid interference between air conditioning pipes and other components, and can effectively avoid the influence of the front cabin with a storage box on the arrangement of air conditioning pipes. In order to achieve the above purposes, the technical solutions adopted by the present invention are:

[0006] The present invention provides an air-conditioning pipeline adapter having the following characteristics: the adapter body is provided with a connecting pipe assembly and a hole structure.

[0007] The air conditioning pipe adapter provided by the present invention may also have such a feature that a first protrusion and a second protrusion are provided on the adapter body, and the first protrusion and the second protrusion are respectively arranged at two ends of the adapter body.

[0008] The air conditioning pipe adapter provided by the present invention may also have such a feature that the hole structure includes a first opening arranged on the first protrusion and a second opening arranged on the second protrusion.

[0009] In the air conditioning pipe adapter provided by the present invention, it can also have such a feature that the connecting pipe assembly includes a first connecting pipe, a second connecting pipe and a third connecting pipe, one end of the first connecting pipe is inserted into the first protrusion, one end of the second connecting pipe passes through the first protrusion and is inserted into the second protrusion, and one end of the third connecting pipe is inserted into the second protrusion.

[0010] In the air conditioning pipe adapter provided by the present invention, it can also have such a feature that one end of the first connecting pipe is passed through the first protrusion and is connected to the first opening, one end of the second connecting pipe is passed through the second protrusion and is connected to the second opening, and one end of the third connecting pipe is passed through the second protrusion and is connected to the second opening.

[0011] In the air-conditioning pipe adapter provided by the present invention, it can also have such a feature that a step hole is provided on the first protrusion, the hole diameter on the side of the step hole away from the second protrusion is larger than the hole diameter on the side of the step hole close to the second protrusion, the hole diameter on the side of the step hole away from the second protrusion is adapted to the pipe diameter of the first connecting pipe, and the hole diameter on the side of the step hole close to the second protrusion is adapted to the pipe diameter of the second connecting pipe.

[0012] The air conditioning pipe adapter provided by the present invention may also have the following feature: the first connecting pipe is sleeved on the outside of the second connecting pipe.

[0013] The present invention also provides a heat pump air-conditioning pipeline structure having the following characteristics, including a coaxial tube, a first hose, a second hose, a third hose, a hard tube and the above-mentioned air-conditioning pipeline adapter.

[0014] In the heat pump air-conditioning pipeline structure provided by the present invention, it can also have such a feature that one end of the coaxial tube is connected to the air-conditioning pipeline adapter, one end of the first hose is connected to the air-conditioning pipeline adapter, one end of the second hose is connected to the air-conditioning pipeline adapter, and one end of the hard tube is connected to the air-conditioning pipeline adapter.

[0015] The present invention also provides a heat pump air conditioning system having the following characteristics, including an HVAC assembly, a thermal management integrated module, a compressor assembly and the above-mentioned heat pump air conditioning pipeline structure.

[0016] The technical effect of the present invention is as follows: the air-conditioning pipe adapter provided by the present invention includes an adapter body, on which a connecting pipe assembly and a hole structure are provided. The adapter body can optimize the flow path of the refrigerant in the high-pressure pipeline and the low-pressure pipeline through the connecting pipe assembly and the hole structure, thereby optimizing the air-conditioning pipeline layout. The present invention also provides a heat pump air-conditioning pipeline structure including the above-mentioned air-conditioning pipe adapter, which facilitates the installation of the heat pump air-conditioning pipeline structure, avoids interference between the heat pump air-conditioning pipeline structure and other components, and effectively avoids the influence of the front cabin with a storage box on the air-conditioning pipeline layout. The present invention also provides a heat pump air-conditioning system including the above-mentioned air-conditioning pipe adapter and the heat pump air-conditioning pipeline structure, which improves assembly efficiency and vehicle NVH performance.

[0017] Therefore, the air-conditioning pipe adapter, heat pump air-conditioning pipe structure, and heat pump air-conditioning system provided by the present invention optimize the layout of the air-conditioning pipes, facilitate the installation of air-conditioning pipes in the heat pump air-conditioning system, can avoid interference between the air-conditioning pipes and other components, and can effectively avoid the influence of the front cabin with a storage box on the layout of the air-conditioning pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] This specification includes the following drawings, which show the following contents:

[0019] Figure 1 is a cross-sectional view of an air conditioning pipe adapter in the embodiment of the present invention in the direction of the front view;

[0020] Figure 2 is a schematic diagram of the structure of an air conditioning pipe adapter in a top view direction in an embodiment of the present invention;

[0021] Figure 3 is a cross-sectional view of the first protrusion in the front view direction in an embodiment of the present invention;

[0022] Figure 4 is a schematic structural diagram of a heat pump air conditioning pipeline structure in an embodiment of the present invention;

[0023] Figure 5 Schematic diagram of the structure of a heat pump air conditioning system in an embodiment of the present invention.

[0024] Marked in the figure are: adapter body - 10, connecting pipe assembly - 11, first connecting pipe - 111, second connecting pipe - 112, third connecting pipe - 113, flow gap - 114, hole structure - 12, first opening - 121, second opening - 122, step hole - 123, first protrusion - 13, second protrusion - 14, coaxial tube - 20, shock-absorbing pipe clamp - 21, electronic expansion valve - 22, first hose - 30, second hose - 40, third hose - 50, temperature sensor - 51, hard pipe - 60, HVAC assembly - 70, thermal management integrated module - 80, compressor assembly - 90. DETAILED DESCRIPTION

[0025] The specific implementation methods of the present invention are further explained in detail below by describing the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and facilitating their implementation.

[0026] Figure 1 is a cross-sectional view of an air conditioning pipe adapter in the embodiment of the present invention in the direction of the front view; Figure 2 It is a schematic diagram of the structure of an air conditioning pipe adapter in an embodiment of the present invention in a top view direction.

[0027] like Figure 1 and Figure 2 As shown, the air-conditioning pipe adapter provided by the present invention includes an adapter body 10, on which a connecting pipe assembly 11 and a hole structure 12 are provided. The adapter body 10 can optimize the flow path of the refrigerant in the high-pressure pipeline and the low-pressure pipeline through the connecting pipe assembly 11 and the hole structure 12, thereby optimizing the air-conditioning pipeline layout, facilitating the installation of the heat pump air-conditioning pipeline structure, avoiding interference between the heat pump air-conditioning pipeline structure and other components, and effectively avoiding the influence of the front cabin with a storage box on the air-conditioning pipeline layout, which is beneficial to improving assembly efficiency and the NVH performance of the whole vehicle.

[0028] Figure 3 It is a cross-sectional view of the first bump in the front view direction in the embodiment of the present invention.

[0029] like Figure 3 As shown, the adapter body 10 is provided with a first protrusion 13 and a second protrusion 14, and the first protrusion 13 and the second protrusion 14 are respectively arranged at two ends of the adapter body 10, the adapter body 10 is in the shape of a rectangular parallelepiped, the first protrusion 13 is in the shape of a rectangular parallelepiped, the second protrusion 14 is in the shape of a rectangular parallelepiped, the first protrusion 13 and the second protrusion 14 are respectively arranged on both sides of the adapter body 10 to form a "concave" structure, and the hole structure 12 includes a first opening 121 and a second opening 122, the first opening 121 is arranged on the first protrusion 13, and the second opening 122 is arranged on the second protrusion 14.

[0030] The connecting pipe assembly 11 includes a first connecting pipe 111, a second connecting pipe 112 and a third connecting pipe 113. One end of the first connecting pipe 111 is inserted into the first protrusion 13, and the end of the first connecting pipe 111 inserted into the first protrusion 13 is communicated with the first opening 121; the second connecting pipe 112 passes through the first protrusion 13, and one end of the second connecting pipe 112 passing through the first protrusion 13 is inserted into the second protrusion 14, and the end of the second connecting pipe 112 inserted into the second protrusion 14 is communicated with the second opening 122; One end of the three-connecting pipe 113 is passed through the second protrusion 14, and one end of the third connecting pipe 113 passed through the second protrusion 14 is connected to the second opening 122, so that the air-conditioning pipe adapter can optimize the flow path of the refrigerant in the high-pressure pipe and the low-pressure pipe, thereby optimizing the air-conditioning pipe layout, facilitating the installation of the heat pump air-conditioning pipe structure, avoiding interference between the heat pump air-conditioning pipe structure and other components, and effectively avoiding the influence of the front cabin with a storage box on the air-conditioning pipe layout, which is beneficial to improving assembly efficiency and the NVH performance of the whole vehicle.

[0031] like Figure 3 As shown, the hole structure 12 also includes a step hole 123, which is arranged on the first protrusion 13, and the step hole 123 is connected to the first opening 121. The aperture of the step hole 123 on the side away from the second protrusion 14 is larger than the aperture of the step hole 123 on the side close to the second protrusion 14. The aperture of the step hole 123 on the side away from the second protrusion 14 is adapted to the diameter of the first connecting tube 111, and the aperture of the step hole 123 on the side close to the second protrusion 14 is adapted to the diameter of the second connecting tube 112. One end of the first connecting pipe 111 inserted into the first protrusion 13 is clamped in the step hole 123, and is located on the side of the step hole 123 away from the second protrusion 14; the second connecting pipe 112 passes through the first protrusion 13 through the step hole 123, and the first connecting pipe 111 is sleeved on the outside of the second connecting pipe 112, and the second connecting pipe 112 is inserted in the first connecting pipe 11, and there is a flow gap 114 between the second connecting pipe 112 and the first connecting pipe 111. The flow gap 114 can connect the first connecting pipe 111 and the first opening 121, so that the air-conditioning pipe adapter can optimize the flow path of the refrigerant in the high-pressure pipe and the low-pressure pipe, thereby optimizing the air-conditioning pipe layout, facilitating the installation of the heat pump air-conditioning pipe structure, avoiding interference between the heat pump air-conditioning pipe structure and other components, and effectively avoiding the influence of the front cabin with a storage box on the air-conditioning pipe layout, which is beneficial to improving assembly efficiency and vehicle NVH performance.

[0032] The air conditioning pipe adapter is connected to the high-pressure pipe of the heat pump air conditioner through the first opening 121 and the first connecting pipe 111. The refrigerant in the high-pressure pipe enters the air conditioning pipe adapter through the first opening 121. The refrigerant in the high-pressure pipe flows through the flow gap 114 through the first connecting pipe 111 and leaves the air conditioning pipe adapter. The air conditioning pipe adapter is connected to the low-pressure pipe of the heat pump air conditioner through the second opening 122, the second connecting pipe 112 and the third connecting pipe 113. The refrigerant in the low-pressure pipe enters the air conditioning pipe adapter through the second opening 122. The refrigerant in the low-pressure pipeline enters the air-conditioning pipeline adapter through the second connecting pipe 112, and the refrigerant in the low-pressure pipeline leaves the air-conditioning pipeline adapter through the third connecting pipe 113, so that the air-conditioning pipeline adapter can optimize the flow path of the refrigerant in the high-pressure pipeline and the low-pressure pipeline, thereby optimizing the air-conditioning pipeline layout, facilitating the installation of the heat pump air-conditioning pipeline structure, avoiding interference between the heat pump air-conditioning pipeline structure and other components, and effectively avoiding the influence of the front cabin with a storage box on the air-conditioning pipeline layout, which is beneficial to improving assembly efficiency and the NVH performance of the whole vehicle.

[0033] Figure 4 It is a structural schematic diagram of the heat pump air conditioning pipeline structure in an embodiment of the present invention.

[0034] like Figure 4 As shown, the present invention also provides a heat pump air conditioning pipeline structure including a coaxial tube 20, a first hose 30, a second hose 40, a third hose 50, a hard tube 60 and an air conditioning pipeline adapter provided by the present invention. One end of the coaxial tube 20 is connected to the air conditioning pipeline adapter, the inner tube of the coaxial tube 20 is connected to the second connecting tube 112, the outer tube of the coaxial tube 20 is connected to the first connecting tube 111, and the gap between the inner tube and the outer tube of the coaxial tube 20 is connected to the flow gap 114 between the first connecting tube 111 and the second connecting tube 112. A shock-absorbing pipe clamp 21 is provided on the coaxial tube 20, and the shock-absorbing pipe clamp 21 is used to install the coaxial tube 20 on the vehicle body, so as to facilitate the arrangement of the coaxial tube 20. An electronic expansion valve 22 is also provided on the coaxial tube 20, and the electronic expansion valve 22 can control the flow rate and flow velocity of the refrigerant in the coaxial tube 20, which is conducive to improving the control accuracy and response speed. One end of the first hose 30 is connected to the air conditioning pipe adapter, one end of the second hose 40 is connected to the air conditioning pipe adapter, and one end of the hard pipe 60 is connected to the air conditioning pipe adapter. The third hose 50 is provided with a temperature sensor 51, and the temperature sensor 51 is used to detect the temperature of the refrigerant in the third hose 50. The air conditioning pipe adapter optimizes the flow path of the refrigerant in the high-pressure pipe and the low-pressure pipe, thereby optimizing the heat pump air conditioning pipe structure layout, facilitating the installation of the heat pump air conditioning pipe structure, avoiding interference between the heat pump air conditioning pipe structure and other components, and effectively avoiding the influence of the front cabin with a storage box on the air conditioning pipe layout, which is conducive to improving assembly efficiency and vehicle NVH performance.

[0035] Figure 5Schematic diagram of the structure of a heat pump air conditioning system in an embodiment of the present invention.

[0036] like Figure 5 As shown, the present invention also provides a heat pump air conditioning system including an HVAC assembly 70 (Heating, Ventilation, and Air Conditioning), a thermal management integrated module 80, a compressor assembly 90 and a heat pump air conditioning pipeline structure provided by the present invention, wherein one end of the coaxial tube 20 away from the air conditioning pipeline adapter is connected to the HVAC assembly 70; one end of the first hose 30 is connected to the first opening 121 of the air conditioning pipeline adapter, and the other end of the first hose 30 is connected to the thermal management integrated module 80; one end of the second hose 40 is connected to the second opening 122 of the air conditioning pipeline adapter, and the other end of the second hose 40 is connected to the thermal management integrated module 80; one end of the third hose 50 is connected to the thermal management integrated The heat pump air conditioning system includes the HVAC assembly 70, the thermal management integrated module 80 and the compressor assembly 90, and the heat pump air conditioning system includes the heat pump air conditioning system, ... The present invention also provides a heat pump air conditioning pipeline structure including the above-mentioned air conditioning pipeline adapter, so that the heat pump air conditioning system provided by the present invention can be applied to a vehicle model with a front cabin having a storage box, which can effectively improve the assembly efficiency.

[0037] Functions and Effects of the Embodiments

[0038] The air-conditioning pipe adapter provided by the present invention includes an adapter body 10, on which a connecting pipe assembly 11 and a hole structure 12 are provided. The adapter body 10 can optimize the flow path of the refrigerant in the high-pressure pipeline and the low-pressure pipeline through the connecting pipe assembly 11 and the hole structure 12, thereby optimizing the air-conditioning pipeline layout, facilitating the installation of the heat pump air-conditioning pipeline structure, avoiding interference between the heat pump air-conditioning pipeline structure and other components, and effectively avoiding the influence of the front cabin with a storage box on the air-conditioning pipeline layout, which is beneficial to improving assembly efficiency and the NVH performance of the whole vehicle.

[0039] The present invention also provides a heat pump air-conditioning pipeline structure including a coaxial tube 20, a first hose 30, a second hose 40, a third hose 50, a hard tube 60 and an air-conditioning pipeline adapter provided by the present invention. The flow path of the refrigerant in the high-pressure pipeline and the low-pressure pipeline is optimized through the air-conditioning pipeline adapter, thereby optimizing the layout of the heat pump air-conditioning pipeline structure, facilitating the installation of the heat pump air-conditioning pipeline structure, avoiding interference between the heat pump air-conditioning pipeline structure and other components, and effectively avoiding the influence of the front cabin with a storage box on the air-conditioning pipeline layout, which is beneficial to improving assembly efficiency and the NVH performance of the whole vehicle.

[0040] like Figure 5 As shown, the present invention also provides a heat pump air conditioning system including an HVAC assembly 70, a thermal management integrated module 80, a compressor assembly 90 and a heat pump air conditioning piping structure provided by the present invention, so that the heat pump air conditioning system including the HVAC assembly 70, the thermal management integrated module 80 and the compressor assembly 90 are connected through an air conditioning piping adapter and a heat pump air conditioning piping structure to realize the flow and conversion of the refrigerant medium of each component of the heat pump air conditioning system and each system component. The heat pump air conditioning piping structure adopts a rubber hose material, which can effectively reduce the vibration and noise of the refrigerant when flowing between systems, and effectively improve the NVH performance and economic performance.

[0041] Therefore, the air-conditioning pipe adapter, heat pump air-conditioning pipe structure, and heat pump air-conditioning system provided by the present invention optimize the layout of the air-conditioning pipes, facilitate the installation of air-conditioning pipes in the heat pump air-conditioning system, can avoid interference between the air-conditioning pipes and other components, and can effectively avoid the influence of the front cabin with a storage box on the layout of the air-conditioning pipes.

[0042] The present invention is described above by way of example in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-mentioned methods. As long as various non-substantial improvements are made using the method concept and technical solution of the present invention; or the above concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. An air conditioning pipe adapter, characterized in that: It comprises an adapter body (10), on which a connecting pipe assembly (11) and a hole structure (12) are provided.

2. The air conditioning pipe adapter according to claim 1, characterized in that: The adapter body (10) is provided with a first protrusion (13) and a second protrusion (14), and the first protrusion (13) and the second protrusion (14) are respectively arranged at two ends of the adapter body (10).

3. The air conditioning pipe adapter according to claim 2, characterized in that: The hole structure (12) comprises a first opening (121) arranged on the first convex block (13) and a second opening (122) arranged on the second convex block (14).

4. The air conditioning pipe adapter according to claim 3, characterized in that: The connecting pipe assembly (11) comprises a first connecting pipe (111), a second connecting pipe (112) and a third connecting pipe (113); one end of the first connecting pipe (111) is inserted into the first protrusion (13); one end of the second connecting pipe (112) passes through the first protrusion (13) and is inserted into the second protrusion (14); and one end of the third connecting pipe (113) is inserted into the second protrusion (14).

5. The air conditioning pipe adapter according to claim 4, characterized in that: One end of the first connecting tube (111) passing through the first protrusion (13) is connected to the first opening (121), one end of the second connecting tube (112) passing through the second protrusion (14) is connected to the second opening (122), and one end of the third connecting tube (113) passing through the second protrusion (14) is connected to the second opening (122).

6. The air conditioning pipe adapter according to claim 5, characterized in that: The first protrusion (13) is provided with a stepped hole (123); the aperture of the side of the stepped hole (123) away from the second protrusion (14) is larger than the aperture of the side of the stepped hole (123) close to the second protrusion (14); the aperture of the side of the stepped hole (123) away from the second protrusion (14) is matched with the diameter of the first connecting tube (111); and the aperture of the side of the stepped hole (123) close to the second protrusion (14) is matched with the diameter of the second connecting tube (112).

7. The air conditioning pipe adapter according to claim 6, characterized in that: The first connecting tube (111) is sleeved on the outside of the second connecting tube (112).

8. A heat pump air conditioning pipeline structure, characterized in that: It comprises a coaxial tube (20), a first hose (30), a second hose (40), a third hose (50), a hard tube (60), and an air conditioning pipeline adapter as claimed in any one of claims 1 to 7.

9. The heat pump air conditioning pipeline structure according to claim 8, characterized in that: One end of the coaxial tube (20) is connected to the air-conditioning pipe adapter, one end of the first hose (30) is connected to the air-conditioning pipe adapter, one end of the second hose (40) is connected to the air-conditioning pipe adapter, and one end of the hard tube (60) is connected to the air-conditioning pipe adapter.

10. A heat pump air conditioning system, characterized in that: It comprises an HVAC assembly (70), a thermal management integrated module (80), a compressor assembly (90), and a heat pump air conditioning pipeline structure as described in any one of claims 8 to 9.

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