Integrated in-vehicle heat exchanger for air conditioner of electric vehicle
By designing the functions of integrated electric vehicle air conditioner in-vehicle heat exchanger, integrated evaporator and in-vehicle condenser, the problem of large space occupancy of air conditioning systems in the prior art is solved, and temperature regulation in high and low temperature environments is achieved, and material costs and space occupancy is reduced.
Patent Information
- Application Number
- CN202420739218.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-11
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-04-11
AI Technical Summary
The existing electric vehicle air conditioning system requires an evaporator and an in-vehicle condenser respectively in high and low temperature environments, resulting in a large space occupancy and a not compact layout.
Design an integrated electric vehicle air conditioner in-vehicle heat exchanger, integrates the cooling and heating functions of the evaporator and the in-vehicle condenser, and uses components such as upper and lower collecting pipe joints, flat pipes and in-vehicle pipe joints to achieve a compact layout of the space.
Refrigeration in high-temperature environments reduces the interior temperature, heating in low-temperature environments increases the interior temperature, reducing material costs and space occupied, improving the compactness and easy layout of the air conditioning system.
Smart Images
Figure CN222598095U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electric vehicle accessories, in particular to an integrated electric vehicle air-conditioning in-vehicle heat exchanger. Background Art
[0002] At present, electric vehicles use evaporators to form air conditioning systems in high temperature environments to provide cold air in the car; and use in-car condensers to form heat pump air conditioning systems in low temperature environments to provide hot air in the car. The evaporator and in-car condenser each occupy a separate space in the car air conditioner housing, which takes up a lot of space in the car air conditioner housing and is not conducive to the layout of the car air conditioner in the car. Utility Model Content
[0003] In view of the defects existing in the prior art, the purpose of the utility model is to provide an integrated in-car heat exchanger for electric vehicle air conditioners. In a high temperature environment, the electric vehicle air conditioner uses the integrated in-car heat exchanger for cooling to reduce the temperature in the car; in a low temperature environment, the electric vehicle air conditioner can also use the integrated in-car heat exchanger for heating to increase the temperature in the car. The integrated in-car heat exchanger integrates the cooling and heating functions of the evaporator and the in-car condenser, reducing the material cost, and only needs to be arranged in one place in the car air conditioner housing, reducing the space occupied by the car air conditioner housing, making the car air conditioner housing more compact, and facilitating the arrangement of the car air conditioner in the car.
[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is: an integrated electric vehicle air-conditioning in-vehicle heat exchanger, including an upper collecting pipe assembly, a lower collecting pipe assembly, and a flat tube arranged between the upper collecting pipe assembly and the lower collecting pipe assembly, and also including an inlet and outlet pipe assembly; the upper collecting pipe assembly includes a first double tube body arranged horizontally, one end of the first double tube body is provided with a first sealing cap, the other end of the first double tube body is provided with a hot inlet joint and a hot outlet joint, and the front side of the first double tube body is provided with a cold inlet joint and a cold outlet joint; the lower collecting pipe assembly includes a second double tube body arranged horizontally, and both ends of the second double tube body are provided with second sealing caps; the inlet and outlet pipe assemblies are respectively connected to the hot inlet joint, the hot outlet joint, the cold inlet joint and the cold outlet joint.
[0005] A further improvement is that the inlet and outlet pipe assembly includes a pressure plate, one side of which is provided with a hot air inlet pipe for connecting to a hot inlet joint, a hot air outlet pipe for connecting to a hot outlet joint, a cold air inlet pipe for connecting to a cold inlet joint, and a cold air outlet pipe for connecting to a cold outlet joint.
[0006] A further improvement is that two first joints and two second joints are provided on the other side of the pressing plate, and the two first joints are respectively connected to the hot air inlet pipe and the cold air inlet pipe, and the two second joints are respectively connected to the hot air outlet pipe and the cold air outlet pipe.
[0007] A further improvement is that the pressing plate is provided with a plurality of fixing holes.
[0008] A further improvement is that it also includes a transition pipe assembly, which is located at the front side of the first double-tube body and connected to the first double-tube body.
[0009] Further improvements are: a left transition interface and a right transition interface are arranged on the front side of the first double tube body; the transition pipe assembly includes a transition tube body, a stop control valve is arranged in the middle of the transition tube body, and both ends of the transition tube body are respectively connected to the left transition interface and the right transition interface.
[0010] A further improvement is that the left transition interface and the right transition interface are located between the cold inlet joint and the cold outlet joint.
[0011] A further improvement is that: a plurality of first slots matching the flat tubes are provided on the bottom surface of the upper collecting pipe assembly, and a plurality of second slots matching the flat tubes are provided on the top surface of the lower collecting pipe assembly.
[0012] A further improvement is that the inner tube wall of the lower collecting pipe assembly is provided with a plurality of flow holes.
[0013] A further improvement is that side plates are respectively provided on the left and right sides of the flat tube, and the flat tube is connected with fins.
[0014] The beneficial effects of the utility model are:
[0015] 1. The application of the integrated in-car heat exchanger of the electric vehicle air conditioner of the utility model is that the electric vehicle air conditioner uses the integrated in-car heat exchanger for cooling in a high temperature environment to reduce the temperature in the car; the electric vehicle air conditioner can also use the integrated in-car heat exchanger for heating in a low temperature environment to increase the temperature in the car.
[0016] 2. The utility model has a simple structure and integrates the cooling and heating functions of the heat exchanger in the electric vehicle air conditioner, reducing the material cost. Moreover, it only needs to be arranged in one place in the car air conditioner shell, reducing the space occupied by the car air conditioner shell, making the car air conditioner shell more compact and convenient for the arrangement of the car air conditioner in the car. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 A three-dimensional diagram of an integrated electric vehicle air conditioner in-vehicle heat exchanger in an embodiment of the utility model;
[0018] Figure 2 This is a front view of an integrated electric vehicle air conditioner in-vehicle heat exchanger in an embodiment of the utility model;
[0019] Figure 3It is a left view of the integrated electric vehicle air conditioner in-vehicle heat exchanger in the embodiment of the utility model;
[0020] Figure 4 A top view of an integrated electric vehicle air conditioner in-vehicle heat exchanger in an embodiment of the utility model;
[0021] Figure 5 A three-dimensional diagram of the upper manifold assembly in an embodiment of the utility model;
[0022] Figure 6 This is a front view of the upper manifold assembly in the embodiment of the utility model;
[0023] Figure 7 A bottom view of the upper manifold assembly in the embodiment of the utility model;
[0024] Figure 8 It is a left side view of the upper manifold assembly in the embodiment of the utility model;
[0025] Fig. 9 It is a right side view of the upper side header assembly in the embodiment of the utility model;
[0026] Fig.10 A three-dimensional diagram of the lower manifold assembly in the embodiment of the utility model;
[0027] Fig.11 This is a front view of the lower side header assembly in the embodiment of the utility model;
[0028] Fig.12 A top view of the lower header assembly in the embodiment of the utility model;
[0029] Fig.13 It is a left side view of the lower side header assembly in the embodiment of the utility model;
[0030] Fig.14 A three-dimensional diagram of the inlet and outlet pipe fittings in the embodiment of the utility model;
[0031] Fig.15 A three-dimensional diagram of a pressing plate in an embodiment of the utility model;
[0032] Fig.16 It is a stereoscopic view of the transition pipe assembly in the embodiment of the utility model.
[0033] Reference numerals:
[0034] 1-upper manifold assembly; 11-first double tube body; 12-hot inlet joint; 13-hot outlet joint; 14-first sealing cap; 15-cold inlet joint; 16-cold outlet joint; 17-left transition interface; 18-right transition interface; 19-first slot;
[0035] 2-lower side manifold assembly; 21-second double tube body; 22-second sealing cap; 23-second slot;
[0036] 3-flat tube; 4-fin; 5-side plate;
[0037] 6-inlet and outlet pipe assembly; 61-pressing plate; 62-hot air inlet pipe; 63-hot air outlet pipe; 64-cold air inlet pipe; 65-cold air outlet pipe; 66-first joint; 67-second joint; 68-fixed mounting hole; 7-transition pipe assembly; 71-transition pipe body; 72-on / off control valve. DETAILED DESCRIPTION
[0038] The embodiments of the present invention are described in detail below. The embodiments are shown in the accompanying drawings, wherein the same or similar numbers throughout represent the same or similar elements or elements with the same or similar functions.
[0039] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific protection scope of the present invention.
[0040] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first" and "second" features can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "several" and "a number" is two or more, unless otherwise clearly and specifically defined.
[0041] The following is a further description of the specific implementation of the utility model in conjunction with the drawings of the specification, so that the technical solution and its beneficial effects of the utility model are clearer and more explicit. The following description of the embodiments with reference to the drawings is exemplary and intended to explain the utility model, but cannot be understood as limiting the utility model.
[0042] See also Figure 1 to Figure 4As shown, the embodiment of the utility model provides an integrated electric vehicle air conditioner in-vehicle heat exchanger, including an upper manifold assembly 1, a lower manifold assembly 2, and a flat tube 3 arranged between the upper manifold assembly 1 and the lower manifold assembly 2, and also includes an inlet and outlet tube assembly 6. Specifically, side plates 5 are respectively arranged on the left and right sides of the flat tube 3, and the flat tube 3 is connected to a fin 4.
[0043] See also Figures 5 to 9 As shown, the upper manifold assembly 1 includes a first double-tube body 11 arranged horizontally, a first sealing cap 14 is arranged at one end of the first double-tube body 11, a hot inlet joint 12 and a hot outlet joint 13 are arranged at the other end of the first double-tube body 11, and a cold inlet joint 15 and a cold outlet joint 16 are arranged at the front side of the first double-tube body 11;
[0044] See also Figure 10 to Figure 13 As shown, the lower manifold assembly 2 includes a second double tube body 21 arranged horizontally, and second sealing caps 22 are arranged at both ends of the second double tube body 21; specifically, the bottom surface of the upper manifold assembly 1 is provided with a plurality of first slots 19 adapted to the flat tubes 3, and the top surface of the lower manifold assembly 2 is provided with a plurality of second slots 23 adapted to the flat tubes 3. The inner tube wall of the lower manifold assembly 2 is provided with a plurality of flow holes.
[0045] See also Figure 14-15 As shown, the inlet and outlet pipe assembly 6 is respectively connected to the hot inlet joint 12, the hot outlet joint 13, the cold inlet joint 15 and the cold outlet joint 16. Specifically, the inlet and outlet pipe assembly 6 includes a pressing plate 61, and one side of the pressing plate 61 is provided with a hot air inlet pipe 62 for connecting to the hot inlet joint 12, a hot air outlet pipe 63 for connecting to the hot outlet joint 13, a cold air inlet pipe 64 for connecting to the cold inlet joint 15, and a cold air outlet pipe 65 for connecting to the cold outlet joint 16. Two first joints 66 and two second joints 67 are provided on the other side of the pressing plate 61, and the two first joints 66 are respectively connected to the hot air inlet pipe 62 and the cold air inlet pipe 64, and the two second joints 67 are respectively connected to the hot air outlet pipe 63 and the cold air outlet pipe 65. The pressing plate 61 is provided with a plurality of fixed mounting holes 68.
[0046] See also Figure 1 and Fig.16 As shown, the first double-tube body 11 also includes a transition pipe assembly 7, which is located at the front side of the first double-tube body 11 and connected to the first double-tube body 11. Specifically, the front side of the first double-tube body 11 is provided with a left transition interface 17 and a right transition interface 18; the transition pipe assembly 7 includes a transition pipe body 71, a stop control valve 72 is provided in the middle of the transition pipe body 71, and the two ends of the transition pipe body 71 are respectively connected to the left transition interface 17 and the right transition interface 18. The left transition interface 17 and the right transition interface 18 are located between the cold inlet joint 15 and the cold outlet joint 16.
[0047] The utility model uses the integrated in-car heat exchanger to cool down the in-car temperature in a high temperature environment; the electric vehicle air conditioner can also use the integrated in-car heat exchanger to heat up the in-car temperature in a low temperature environment. The integrated in-car heat exchanger integrates the cooling and heating functions of the evaporator and the in-car condenser. The material cost is reduced. It only needs to be arranged in the car air conditioner housing alone, which reduces the occupied space, makes the car air conditioner housing more compact, and facilitates the arrangement of the car air conditioner in the car.
[0048] In the description of the specification, the description with reference to the terms "one embodiment", "preferably", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model, and the schematic expressions of the above terms in this specification do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.
[0049] Through the description of the above structure and principle, technicians in the relevant technical field should understand that the present invention is not limited to the above-mentioned specific implementation methods. Improvements and substitutions based on the present invention using the known technology in the field all fall within the protection scope of the present invention and should be defined by the claims.
Claims
1. An integrated electric vehicle air conditioner in-vehicle heat exchanger, comprising an upper manifold assembly (1), a lower manifold assembly (2), and a flat tube (3) arranged between the upper manifold assembly (1) and the lower manifold assembly (2), characterized in that: It also includes an inlet and outlet pipe fitting (6); The upper manifold assembly (1) comprises a first double-tube body (11) arranged horizontally, one end of the first double-tube body (11) is provided with a first sealing cap (14), the other end of the first double-tube body (11) is provided with a hot inlet joint (12) and a hot outlet joint (13), and the front side of the first double-tube body (11) is provided with a cold inlet joint (15) and a cold outlet joint (16); The lower manifold assembly (2) comprises a second double-tube body (21) arranged horizontally, and both ends of the second double-tube body (21) are provided with second sealing caps (22); The inlet and outlet pipe fittings (6) are respectively connected to the hot inlet joint (12), the hot outlet joint (13), the cold inlet joint (15) and the cold outlet joint (16).
2. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 1 is characterized in that: The inlet and outlet pipe assembly (6) comprises a pressing plate (61), and one side of the pressing plate (61) is provided with a hot air inlet pipe (62) for connecting to a hot inlet joint (12), a hot air outlet pipe (63) for connecting to a hot outlet joint (13), a cold air inlet pipe (64) for connecting to a cold inlet joint (15), and a cold air outlet pipe (65) for connecting to a cold outlet joint (16).
3. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 2 is characterized in that: Two first joints (66) and two second joints (67) are provided on the other side of the pressing plate (61), and the two first joints (66) are respectively connected to the hot air inlet pipe (62) and the cold air inlet pipe (64), and the two second joints (67) are respectively connected to the hot air outlet pipe (63) and the cold air outlet pipe (65).
4. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 2 is characterized in that: The pressing plate (61) is provided with a plurality of fixing holes (68).
5. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 1 is characterized in that: It also includes a transition pipe assembly (7), wherein the transition pipe assembly (7) is located at the front side of the first double-tube body (11) and is connected to the first double-tube body (11).
6. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 5 is characterized in that: A left transition interface (17) and a right transition interface (18) are arranged on the front side of the first double tube body (11); the transition tube assembly (7) comprises a transition tube body (71), a stop control valve (72) is arranged in the middle of the transition tube body (71), and two ends of the transition tube body (71) are respectively connected to the left transition interface (17) and the right transition interface (18).
7. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 6 is characterized in that: The left transition interface (17) and the right transition interface (18) are located between the cold inlet joint (15) and the cold outlet joint (16).
8. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 1 is characterized in that: The bottom surface of the upper collecting pipe assembly (1) is provided with a plurality of first slots (19) adapted to the flat tubes (3), and the top surface of the lower collecting pipe assembly (2) is provided with a plurality of second slots (23) adapted to the flat tubes (3).
9. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 1 is characterized in that: The inner tube wall of the lower collecting pipe assembly (2) is provided with a plurality of flow holes.
10. The integrated electric vehicle air conditioner in-vehicle heat exchanger according to claim 1, characterized in that: Side plates (5) are respectively provided on the left and right sides of the flat tube (3), and the flat tube (3) is connected with fins (4).