Vehicle thermal management system
By installing seals on the electrical connectors, the problem of poor sealing between the manifold and the water circuit housing is solved, achieving waterproof sealing of the vehicle thermal management system, preventing media leakage into the controller, and ensuring equipment safety.
Patent Information
- Application Number
- CN202520237434.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-14
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2035-02-14
AI Technical Summary
In existing technologies, the sealing effect between the manifold and the water circuit housing is poor, which leads to media leakage into the controller and damage to the equipment.
A seal is installed on the electrical connector to seal the gap between the receiving cavity and the electrical connector, thereby achieving a waterproof seal and preventing media leakage.
It effectively prevents media from entering the controller, ensuring equipment safety, avoiding controller damage, and improving the sealing effect.
Smart Images
Figure CN223735801U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to vehicle thermal management technical field especially relates to a vehicle thermal management system. BACKGROUND
[0002] At present, the vehicle thermal management system, part vehicle makes the on -vehicle compressor and heater into integral type structure, namely, the compressor and heater are all with controller electric connection, to reduce the controller cost, and save on -vehicle space and system weight. Among them, the compressor and heater are arranged at the two sides of the controller, and in order to avoid high temperature influence, heating element is usually arranged at the side of waterway shell away from the controller, and the heating element and the controller are electrically connected through the busbar through the waterway shell. Most of the busbar and the waterway shell exist gap after installation in the prior art, if the medium in the waterway shell leaks, it can flow into the controller through the busbar, thereby causing the damage of the controller. SUMMARY
[0003] The utility model aims at providing a kind of vehicle thermal management system, to solve the problem that the sealing effect is poor between busbar and waterway shell after installation in the prior art, medium in waterway shell is easy to enter controller, causing the damage of controller.
[0004] To solve the above problems, the utility model provides a kind of vehicle thermal management system, which comprises a heater and a controller, the heater includes a waterway shell and a heating element, the waterway shell is arranged on one side of the controller, the waterway shell has a water storage cavity and a containing cavity, the heating element is arranged in the waterway shell, and blocks the opening of the water storage cavity, the heating element separates the water storage cavity and the containing cavity, and the containing cavity is communicated with the controller;Electric connector, at least part of the electric connector is arranged in the containing cavity, one end of the electric connector is electrically connected with the heating element, and the other end of the electric connector penetrates out of the containing cavity and is electrically connected with the controller;Sealing element is arranged on the electric connector, and seals the gap between the containing cavity and the electric connector.
[0005] As an optional technical scheme of vehicle thermal management system, the electric connector is a busbar, one end of the busbar is electrically connected with the heating element, and the other end of the busbar penetrates out of the containing cavity and is electrically connected with the controller.
[0006] As an optional technical scheme of vehicle thermal management system, the busbar includes a main body and plug-in pins and welded pins arranged at both ends of the main body, the main body is located in the containing cavity and is connected with the inner wall of the waterway shell, the sealing element is arranged on the main body, the plug-in pins penetrate out of the containing cavity and are inserted into the controller, and the welded pins are connected with the heating element.
[0007] As an optional technical solution of the vehicle thermal management system, the main body has an insulating shell provided with a groove, and the sealing member is arranged in the groove.
[0008] As an optional technical solution of the vehicle thermal management system, the sealing member is a plurality of sealing members arranged on the electric connecting member at intervals.
[0009] As an optional technical solution of the vehicle thermal management system, the sealing member is an O-shaped sealing ring or a lip-shaped sealing ring.
[0010] As an optional technical solution of the vehicle thermal management system, the vehicle thermal management system further comprises a sealing ring arranged on an inner wall of the water channel shell and surrounding the water storage cavity, and the sealing ring seals a gap between the water storage cavity and the heating member.
[0011] As an optional technical solution of the vehicle thermal management system, the water channel shell has a water inlet and a water outlet, both of which are communicated with the water storage cavity, the water inlet is capable of being communicated with a water outlet of a cooling water circulation system, and the water outlet is capable of being communicated with a water inlet of the cooling water circulation system.
[0012] As an optional technical solution of the vehicle thermal management system, the vehicle thermal management system further comprises a fastener, the electric connecting member has a mounting hole, and the fastener passes through the mounting hole and connects the electric connecting member and the water channel shell.
[0013] As an optional technical solution of the vehicle thermal management system, the vehicle thermal management system further comprises a compressor arranged on the controller, the compressor is electrically connected with the controller, and the compressor is located on the other side of the controller.
[0014] The vehicle thermal management system has the advantages that:
[0015] The vehicle thermal management system comprises a heater, a controller, an electric connecting member and a sealing member. The heater comprises a water channel shell and a heating member. The sealing member is arranged on the electric connecting member, so that the sealing member can seal the gap between the containing cavity and the electric connecting member, thereby ensuring the waterproof sealing effect between the containing cavity and the electric connecting member, avoiding the medium leakage of the water storage cavity in the prior art, and preventing the medium from entering the containing cavity and then flowing into the controller through the gap between the electric connecting member and the containing cavity, thereby preventing the controller from being damaged. The vehicle thermal management system can solve the problem that the sealing effect between the busbar and the water channel shell is poor after installation, and the leaked medium in the water channel shell easily enters the controller, thereby causing the controller to be damaged. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is a structure schematic view of vehicle thermal management system in the embodiment of the utility model;
[0017] Figure 2 It is a schematic view of the structure of the heater part in the embodiment of the utility model;
[0018] Figure 3 It is a sectional view of the heater in the embodiment of the utility model;
[0019] Figure 4 It is a structure schematic view of the electric connecting piece in the embodiment of the utility model.
[0020] In the drawing:
[0021] 1, heater; 11, waterway shell; 111, water storage cavity; 112, containing cavity; 113, water inlet; 114, water outlet; 12, heating piece;
[0022] 2, controller;
[0023] 3, electric connecting piece; 31, main body; 311, insulating shell; 3111, recess; 32, plug pin; 33, welded pin; 34, mounting hole;
[0024] 4, sealing piece;
[0025] 5, sealing ring;
[0026] 6, compressor; 61, suction port; 62, exhaust port;
[0027] 7, cover plate. DETAILED DESCRIPTION
[0028] The technical scheme of the utility model will be described clearly and completely in combination with the drawings, obviously, the described embodiments are a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the protection scope of the utility model.
[0029] In the description of the utility model, it is necessary to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions, and, the first feature is "above", "above" and "above" the second feature, including the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature is "below", "below" and "below" the second feature, including the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than that of the second feature.
[0030] In the description of the utility model, it is necessary to explain, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, can also be detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0031] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements with the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the utility model, and cannot be understood as a limitation on the utility model.
[0032] As Figures 1 to 4As shown, the embodiment provides a vehicle thermal management system, which comprises a heater 1, a controller 2, an electrical connecting piece 3 and a sealing piece 4. Wherein, the heater 1 comprises a water channel shell 11 and a heating piece 12, the water channel shell 11 is arranged on one side of the controller 2, the water channel shell 11 has a water storage cavity 111 and a containing cavity 112, the heating piece 12 is arranged in the water channel shell 11 and blocks the opening of the water storage cavity 111, the heating piece 12 separates the water storage cavity 111 and the containing cavity 112, the containing cavity 112 is communicated with the controller 2; at least part of the electrical connecting piece 3 is arranged in the containing cavity 112, one end of the electrical connecting piece 3 is electrically connected with the heating piece 12, the other end of the electrical connecting piece 3 penetrates out of the containing cavity 112 and is electrically connected with the controller 2; the sealing piece 4 is arranged on the electrical connecting piece 3 and seals the gap between the containing cavity 112 and the electrical connecting piece 3.
[0033] The vehicle thermal management system provided by the utility model sets the sealing piece 4 on the electrical connecting piece 3, so that the sealing piece 4 can seal the gap between the containing cavity 112 and the electrical connecting piece 3, thereby ensuring the waterproof sealing effect between the containing cavity 112 and the electrical connecting piece 3, avoiding the medium leakage of the water storage cavity 111 in the prior art, the medium entering the containing cavity 112 and then flowing into the controller 2 through the gap between the electrical connecting piece 3 and the containing cavity 112, thereby causing the damage of the controller 2, and effectively ensuring the equipment safety. The vehicle thermal management system of the utility model solves the poor sealing effect between the busbar and the water channel shell 11 after installation in the prior art, the medium leakage in the water channel shell 11 easily entering the controller 2 and causing the damage of the controller 2.
[0034] In the embodiment, as shown in Figure 2 and Figure 4 The electrical connecting piece 3 is a busbar, one end of the busbar is electrically connected with the heating piece 12, the other end of the busbar penetrates out of the containing cavity 112 and is electrically connected with the controller 2. In this way, the heating piece 12 and the controller 2 can be electrically connected through the busbar, thereby realizing the purpose of controlling the working of the heating piece 12 by the controller 2.
[0035] Wherein, the electrical connecting piece 3 can also be selected as a plug-in terminal and other electrical connecting pieces according to actual needs.
[0036] Further, as shown in Figure 4As shown, the busbar includes a main body 31 and a plug pin 32 and a welding pin 33 arranged at both ends of the main body 31. Among them, the main body 31 is located in the accommodating cavity 112, and is connected with the inner wall of the water channel shell 11, and the sealing element 4 is arranged on the main body 31, so that the gap between the main body 31 and the accommodating cavity 112 can be sealed by the sealing element 4, thereby realizing the waterproof sealing effect. At the same time, the plug pin 32 is inserted into the accommodating cavity 112, and is connected with the controller 2, and the welding pin 33 is connected with the heating element 12. In this way, the purpose of electrically connecting the heating element 12 and the controller 2 can be achieved.
[0037] Among them, the welding pin 33 and the heating element 12 are connected by welding, which improves the connection strength.
[0038] As shown, Figure 4 In order to fix the sealing element 4, the main body 31 has an insulating shell 311, and the insulating shell 311 is provided with a groove 3111, and the sealing element 4 is arranged in the groove 3111, so as to fix the sealing element 4 on the main body 31, and ensure the stability of the sealing element 4 during use, preventing the sealing element 4 from falling off.
[0039] Specifically, the sealing element 4 can be provided according to actual needs, and a plurality of sealing elements 4 are arranged on the electric connector 3, and the plurality of sealing elements 4 are arranged along the extension direction of the plug pin 32. In this way, the sealing effect of the sealing element is further improved, and the situation that the medium in the water storage cavity 111 leaks into the controller 2 is prevented.
[0040] In some embodiments, the sealing element 4 is an O-shaped sealing ring or a lip-shaped sealing ring. Among them, the O-shaped sealing ring can better adapt to the shape of the insulating shell 311, thereby improving the waterproof sealing effect; the lip-shaped sealing ring can also adapt to the shape of the insulating shell 311, and has good wear resistance and strong adaptability to pressure changes. It can automatically improve the sealing degree when the pressure increases, and ensure the sealing effect.
[0041] Specifically, as shown, Figure 3 The vehicle thermal management system further comprises a sealing ring 5 arranged on the inner wall of the water channel shell 11 and surrounding the water storage cavity 111. By arranging the sealing ring 5, the gap between the water storage cavity 111 and the heating element 12 can be sealed, and the leakage of the medium in the water storage cavity 111 can be prevented.
[0042] Specifically, the waterway shell 11 has a water inlet 113 and a water outlet 114, wherein the water inlet 113 and the water outlet 114 are both in communication with the water storage cavity 111, the water inlet 113 can be in communication with the water outlet of the cooling water circulation system (i.e. the heating system of the vehicle), and the water outlet 114 can be in communication with the water inlet of the cooling water circulation system. In this way, the circulation of water in the water storage cavity 111 can be realized, and the heating element 12 can heat the water in the water storage cavity 111. The heating element 12 includes but is not limited to an electromagnetic heater, a resistance heater, or a heating film, etc.
[0043] In the embodiment, the vehicle thermal management system further comprises a fastener, the electrical connector 3 has a mounting hole 34, and the fastener passes through the mounting hole 34, so as to achieve the purpose of connecting the electrical connector 3 and the waterway shell 11 through the fastener. The fastener is a bolt.
[0044] Specifically, the vehicle thermal management system further comprises a compressor 6 arranged on the controller 2, the compressor 6 is electrically connected with the controller 2, and the compressor 6 is located on the other side of the controller 2. The controller 2 is a two-in-one controller, so that the heater 1 and the compressor 6 can be electrically connected at the same time. In this way, the purpose is to save the space in the vehicle, reduce the total weight, and improve the integration of the thermal management system. In some vehicle designs, the compressor 6 and the heater 1 are integrated together and arranged on the two sides of the two-in-one controller. The two-in-one controller is electrically connected with the compressor 6 and the heater 1 respectively, so as to control the compressor 6 to compress the refrigerant to realize the refrigeration cycle, and control the heater 1 to heat the cooling water to heat the environment of the battery compartment or the passenger compartment.
[0045] The controller 2 can control the compressor 6 to work alone to realize the refrigeration cycle, can control the heater 1 to work alone to realize the heating function, and can control the compressor 6 and the heater 1 to work at the same time to realize the heating and refrigeration cycle at the same time.
[0046] Optionally, the compressor 6 has a suction port 61 and a discharge port 62, and the low-temperature refrigerant enters the compressor 6 from the bottom suction port 61 of the compressor 6, is compressed by the compressor 6, and becomes high-temperature and high-pressure refrigerant, which is discharged into the system from the discharge port 62.
[0047] Optionally, the vehicle thermal management system further comprises a cover plate 7, and the waterway shell 11 can be blocked by the cover plate 7.
[0048] The working process of the utility model is as follows:
[0049] When the heater 1 needs to be heated, the whole vehicle control unit transmits a signal to the controller 2, and the controller 2 controls the heating element 12 to heat. The low-temperature cooling water flows into the heat exchange water channel (i.e. the water storage cavity 111) inside the water channel shell 11 from the water inlet 113 of the water channel shell 11, is heated and warmed by the heating element 12, and is discharged to the heating system of the vehicle from the water outlet 114, is returned to the water inlet 113 after heat exchange in the heating system, forms a complete circulation, and realizes the heating function.
[0050] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the embodiments of the present application. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments are not required to be exhausted. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A vehicle thermal management system comprising a heater (1) and a controller (2), characterized in that, The vehicle thermal management system comprises: The heater (1) comprises a water channel shell (11) and a heating element (12), the water channel shell (11) is arranged on one side of the controller (2), the water channel shell (11) has a water storage cavity (111) and a containing cavity (112), the heating element (12) is arranged in the water channel shell (11) and blocks the opening of the water storage cavity (111), the heating element (12) separates the water storage cavity (111) and the containing cavity (112), and the containing cavity (112) is communicated with the controller (2); An electric connecting element (3) is arranged in at least part of the containing cavity (112), one end of the electric connecting element (3) is electrically connected with the heating element (12), and the other end of the electric connecting element (3) penetrates the containing cavity (112) and is electrically connected with the controller (2); A sealing element (4) is arranged on the electric connecting element (3) and seals the gap between the containing cavity (112) and the electric connecting element (3).
2. The vehicle thermal management system of claim 1, wherein, The electric connecting element (3) is a busbar, one end of the busbar is electrically connected with the heating element (12), and the other end of the busbar penetrates the containing cavity (112) and is electrically connected with the controller (2).
3. The vehicle thermal management system of claim 2, wherein, The busbar comprises a main body (31), a plug-in pin (32) and a soldering pin (33) arranged at both ends of the main body (31), the main body (31) is located in the containing cavity (112) and connected with the inner wall of the water channel shell (11), the sealing element (4) is arranged on the main body (31), the plug-in pin (32) penetrates the containing cavity (112) and is plugged with the controller (2), and the soldering pin (33) is connected with the heating element (12).
4. The vehicle thermal management system of claim 3, wherein, The main body (31) has an insulating shell (311) provided with a groove (3111), and the sealing element (4) is arranged in the groove (3111).
5. The vehicle thermal management system of claim 1, wherein, The sealing element (4) is a plurality of sealing elements (4) arranged on the electric connecting element (3) at intervals.
6. The vehicle thermal management system of claim 1, wherein, The sealing element (4) is an O-shaped sealing ring or a lip-shaped sealing ring.
7. The vehicle thermal management system of any one of claims 1-6, wherein, The vehicle thermal management system further comprises a sealing ring (5) arranged on the inner wall of the water channel shell (11) and surrounding the water storage cavity (111), and the sealing ring (5) seals the gap between the water storage cavity (111) and the heating element (12).
8. The vehicle thermal management system of any one of claims 1-6, wherein, The water channel shell (11) has a water inlet (113) and a water outlet (114), both of which are communicated with the water storage cavity (111), the water inlet (113) can be communicated with the water outlet of a cooling water circulation system, and the water outlet (114) can be communicated with the water inlet of the cooling water circulation system.
9. The vehicle thermal management system of any one of claims 1-6, wherein, The vehicle thermal management system further comprises a fastener, the electric connecting element (3) has a mounting hole (34), and the fastener penetrates the mounting hole (34) and connects the electric connecting element (3) and the water channel shell (11).
10. The vehicle thermal management system of any one of claims 1-6, wherein, The vehicle thermal management system further comprises a compressor (6) arranged at the controller (2), the compressor (6) and the controller (2) are electrically connected, and the compressor (6) is located at the other side of the controller (2).