CN116625008A

CN116625008A - Thermal management assembly

Info

Publication number: CN116625008A
Application number: CN202210125435.3A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Zhejiang Sanhua Automotive Components Co Ltd
Current assignee: Zhejiang Sanhua Automotive Components Co Ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2023-08-22

Abstract

The heat management assembly comprises a heater and a runner plate, wherein the heater is fixedly connected or in limit connection with the runner plate, the heater comprises a heating channel, and the runner plate comprises a first runner; the thermal management component comprises more than one fluid management element, the fluid management element is one of an electric pump, an electric valve and a heat exchanger, the fluid management element is fixedly connected or in limit connection with the flow passage plate, and the fluid management element is provided with a second flow passage; one end of the first flow channel is communicated with the heating channel, and the other end of the first flow channel is communicated with the second flow channel.

Description

Thermal management assembly

Technical Field

The application relates to the technical field of thermal management, in particular to a thermal management assembly.

Background

In a thermal management system of an automobile, it is necessary to heat a fluid with a heater. The heater communicates with other fluid management components via hoses, and the required connecting lines and structures are complex, increasing the risk of leakage.

Disclosure of Invention

The application aims to provide a thermal management assembly which can reduce connecting pipelines and improve the integration level.

In one embodiment of the thermal management assembly provided by the application, the thermal management assembly comprises a heater and a runner plate, wherein the heater is fixedly connected or in limit connection with the runner plate, the heater comprises a heating channel, and the runner plate comprises a first runner; the heat management component comprises more than one fluid management element, wherein the fluid management element is one of an electric pump, an electric valve and a heat exchanger, the fluid management element is fixedly connected or in limit connection with the flow passage plate, and the fluid management element is provided with a second flow passage; one end of the first flow channel is communicated with the heating channel, and the other end of the first flow channel is communicated with the second flow channel.

In another embodiment of the thermal management assembly provided by the application, the thermal management assembly comprises a heater and a runner plate, wherein the heater is fixedly connected or in limit connection with the runner plate, the heater comprises a heating channel, and the runner plate comprises a first runner; the thermal management component comprises more than one fluid management element, wherein the fluid management element is one of an electric pump and an electric valve, at least one part of the fluid management element is positioned in the first flow passage, and the fluid management element is fixedly connected or limited connected with the flow passage plate; one end of the first flow passage is communicated with the heating channel.

In the thermal management assembly provided by the application, the heater is fixedly connected or in limit connection with the runner plate, and the heater is communicated with the fluid management element through the runner plate, so that the connecting pipelines between the heater and the fluid management element can be reduced, and the integration level is improved.

Drawings

FIG. 1 illustrates a schematic perspective view of one embodiment of a thermal management assembly of the present application;

FIG. 2 illustrates an exploded schematic view of a portion of the thermal management assembly of FIG. 1;

FIG. 3 shows an exploded schematic view of a portion of the flow field plate of FIG. 1;

FIG. 4 is a schematic perspective view showing the heater shown in FIG. 2;

FIG. 5 illustrates a schematic cross-sectional view of a portion of the thermal management assembly of FIG. 2 taken along line A-A;

FIG. 6 illustrates a schematic partial cross-sectional view of a portion of the thermal management assembly of FIG. 5;

FIG. 7 illustrates a schematic perspective view of a portion of a thermal management assembly;

FIG. 8 illustrates an exploded schematic view of another embodiment of a thermal management assembly.

Detailed Description

The embodiments are specifically described below with reference to the accompanying drawings.

As shown in fig. 1, a schematic structural diagram of a portion of a thermal management assembly 200 includes a heater 1, a flow channel plate 3, a mounting board 4, and a controller 7, where the thermal management assembly includes one or more fluid management elements 8, the fluid management elements 8 are fixedly or limitedly connected to the flow channel plate 3, and the heater 1 is fixedly or limitedly connected to the flow channel plate 3. It should be noted that "the heater 1 is in limited connection with the flow field plate 3" includes the case where the heater 1 is fixedly connected with other components, and then the other components are fixedly connected with the flow field plate 3.

As shown in fig. 2 to 5, the heater 1 includes a heating channel 27, and the fluid management element 8 is fixedly connected to the flow path plate 3. The flow field plate 3 comprises a first flow field 31, one end of the first flow field 31 being in communication with the heating channel 27, at least a portion of the fluid management element 8 being located within the first flow field 31. The fluid management element 8 is one of an electric valve and an electric pump. In the present embodiment, the fluid management element 8 is an electric pump including an impeller, at least a portion of which is located in the first flow path 31, the impeller being capable of driving fluid in the first flow path 31. In other embodiments, the fluid management element 8 may be an electrically operated valve that includes a valve spool, at least a portion of which is located within the first flow passage 31 and is movable, the valve spool being capable of controlling the flow or on-off of the first flow passage 31. The electric valve may be a gate valve, a ball valve, a butterfly valve, etc. commonly used by those skilled in the art. Specifically, as shown in fig. 3 and 4, the heater 1 includes a first interface part 170, and the flow path plate 3 includes a second interface part 320, and the first interface part 170 is hermetically connected to the second interface part 320. The second port 320 includes a second port 32, and the second port 32 communicates with the first flow channel 31. The first interface 170 has a first interface 17, and the heating passage 27 communicates with the first flow passage 31 through the first interface 17.

As shown in fig. 2, the flow field plate 3 further includes a third interface portion 380, the third interface portion 380 including a third interface 38, the third interface 38 being in communication with the first flow field 31. The fluid management element 8 comprises a mating portion 820, and the third interface portion 380 is in sealing connection with the mating portion 820. In this embodiment, at least a portion of the fluid management element 8 passes through the third interface 38 and protrudes into the first flow channel 31 when installed.

The flow field plate 3 may be made of the same type or of a single material, including plastic, metal, rubber or other materials, or a combination of materials, such as plastic and metal. The metals herein include aluminum and aluminum alloys. The flow field plate 3 may be of unitary construction or may be assembled from a plurality of parts, such as a plurality of stacked plates, which may be fixedly or positively connected by welding, adhesive bonding or other means.

As shown in fig. 3, the flow field plate 3 includes two or more plate bodies, and adjacent plate bodies are fixed and connected in a sealing manner. In the present embodiment, the flow path plate 3 includes a first plate body 302 and a second plate body 303, the first plate body 302 and the second plate body 303 are adjacent, at least one first flow path portion 301 is provided in the interior of at least one of the first plate body 302 and the second plate body 303, the adjacent plate body forms a first flow path 31 at the first flow path portion 301, and a part of the first flow path portion 301 is a groove. Defining the stacking direction of the first plate body 302 and the second plate body 303 as a first direction, the flow field plate 3 includes a first side portion 37 and a second side portion 39, and the first side portion 37 and the second side portion 39 are located at both sides of the flow field plate 3 along the first direction of the flow field plate 3. The first side 37 is located outside the first plate 302 and the second side 39 is located outside the second plate 303. The axial directions of the second interface 320 and the third interface 380 are the first direction or parallel to the first direction, the second interface 320 and the second interface 32 are located at the first side 37, and the third interface 380 is located at the first side 37. In other embodiments, the second interface portion 320 and the third interface portion 380 may be located on different sides.

As shown in fig. 4 and 5, in the present embodiment, the heater 1 includes a housing 13 and a joint 16, the joint 16 includes a fourth interface 18, the joint 16 is fixedly connected to the housing 13, one end of a heating passage 27 communicates with the first interface 17, and the other end of the heating passage 27 communicates with the fourth interface 18. At least a portion of the first interface 170 is inserted into the second interface 320. The first interface part 170 includes a first stepped part 151 and the second interface part includes a second stepped part 371. The first step 151 and the second step 371 are disposed opposite to each other. The thermal management assembly comprises the sealing ring 5, the sealing ring 5 is located between the first step portion 151 and the second step portion 371, the sealing ring 5 is in contact with the first step portion 151 and the second step portion 371, so that end face sealing is formed between the first step portion 151 and the second step portion 371, the first interface 17 is communicated with the second interface 32, an additional pipeline is not needed to be used for communicating the first interface 17 with the second interface 32, the integration level is improved, and the leakage risk is reduced. In addition, the sealing ring 5 has elasticity, and the sealing ring 5 can absorb a part of errors, including installation errors between the heater and the runner plate and manufacturing errors of the heater and the runner plate, so that the processing and assembling difficulties of the thermal management assembly are reduced. The first interface 170 includes a small-diameter section 153, the small-diameter section 153 being cylindrical, and the first step 151 and the first interface being located at both ends of the small-diameter section in the axial direction. The sealing ring 5 is sleeved on the periphery of the small-diameter section, the small-diameter section penetrates through the second connector, and the small-diameter section is in clearance fit with the inner wall forming the second connector, so that the quick butt joint of the first connector part of the heater and the second connector part of the runner plate is facilitated, and the sealing is also facilitated.

As shown in fig. 2 to 5, the thermal management assembly includes a mounting board 4, and the mounting board 4 includes a base plate portion 42, and the base plate portion 42 is plate-shaped. The second side portion 39 is opposite to the base plate portion 42. The heater 1 is fixedly connected with the mounting plate 4, and the runner plate 3 is fixedly connected with the mounting plate 4.

As shown in fig. 2, the mounting plate 4 includes a base plate portion 42 and two or more boss portions 41, and the base plate portion 42 includes a third side portion 421, which is opposite to the second side portion. The boss portion 41 protrudes from the third side portion 421, and the heater includes a first mounting hole 12, and the heater 1 is fixedly connected to the top of the boss portion 41 through the first mounting hole 12. In this embodiment, the heater 1 is connected to the mounting plate 4 by screws or bolts, so that the heater 1 can be easily disassembled and overhauled. In other embodiments, the heater 1 and the mounting plate 4 may be connected by other means, such as clamping, riveting, bonding, welding, etc. In other embodiments of the thermal management assembly, the heater 1 may be fixedly coupled to the flow field plate 3, and the flow field plate 3 is in turn fixedly coupled to the mounting plate 4.

As shown in fig. 1, the thermal management assembly comprises a controller 7, the controller 7 being located at a distance from the heater and the fluid management element 8, the fluid management element 8 having an electrically driven portion, the fluid management element 8 being one of an electrically operated valve, an electrically operated pump. The controller 7 is capable of controlling the heater 1 and the fluid management element 8. The controller 7 is not fixedly connected with the mounting plate or the flow channel plate.

The controller 7 includes a circuit board 71, a housing, a first connector 73, and a second connector 74, the first connector 73, the second connector 74 are electrically connected with the circuit board 71, the first connector 73 is electrically connected with a main controller of the vehicle, the controller 7 can communicate with the main controller of the vehicle through the first connector 73, the second connector 74 is electrically connected with a battery, and the controller 7 can receive a larger current through the second connector 74.

As shown in fig. 5 and 7, the heating tube assembly 2 includes a tube 25, a heat generating film 26, a first end cap 21, a second end cap 22, and an electrode 19. The heat generating film 26 is in contact with the outer peripheral portion of the tube 25, and at least a part of the heating passage 27 is located in the tube 25, and the heat generating film 26 is capable of generating heat, so that the fluid flowing through the heating passage 27 can be heated by the heat generating film 26. The first and second end caps 21 and 22 are positioned at both ends of the tube 25 and are sealed with the tube 25. The heater 1 comprises a first sensor 23 and a second sensor 24, the first sensor 23 and the second sensor 24 are fixedly connected with the heating pipe assembly 2, specifically, the first sensor 23 is installed on the first end cover 21, the second sensor 24 is installed on the second end cover 22, at least one part of the first sensor 23 and the second sensor 24 is located in the heating channel 27, and the joint 16 is connected with the second end cover 22. Also included is an electrode 19, at least a portion of the electrode 19 being in contact with the heat generating film 26. In other embodiments, the heating tube assembly 2 has a second channel, not shown in the figures, which communicates with the heating channel 27, at least a portion of the first sensor 23 being located in the second channel.

As shown in fig. 1 and 7, the thermal management assembly includes one or more first wires 201, one end of the first wires 201 being electrically connected to the electrodes 19, and the other end of the first wires 201 being electrically connected to the circuit board 71. The thermal management assembly includes a second wire 202 and a fourth wire 203, one end of the second wire 202 is electrically connected to the first sensor 23, and the other end is electrically connected to the circuit board 71. One end of the fourth wire 203 is electrically connected to the second sensor 24, and the other end is electrically connected to the circuit board 71. As shown in fig. 1 and 7, the thermal management assembly includes a sleeve 204, and the second wire 202, the fourth wire 203, and the first wire 201 may be positioned within the sleeve 204. The sleeve 204 may pass through the through hole 131 penetrating the housing 13.

As shown in fig. 1, the thermal management assembly includes a third wire 81, one end of the third wire 81 is electrically connected to the fluid management element 8, and the other end of the third wire 81 is electrically connected to the circuit board 71 of the controller 7.

The controller 7 can receive temperature information of the first sensor 23 and the second sensor 24, the controller 7 can control the current of the first wire 201, and further control the heating power of the heater 1, and the controller 7 can also control the fluid management element 8 through the third wire 81 at this time. Thus, the controller 7 is capable of controlling the heater 1 and the fluid management element 8, respectively, which reduces the number of controllers required in the thermal management assembly, reduces the number of connectors, and thus reduces the cost, and reduces the volume of the heater and the thermal management assembly.

In another embodiment of the thermal management assembly, as shown in fig. 8, the fluid management element 8 is a structure that does not insert a flow field plate. The thermal management assembly 200 includes a heater 1 and a flow field plate 3, the heater 1 being fixedly or limitedly connected to the flow field plate 3, the flow field plate 3 including a first flow field (not shown). The structure of the heater 1 is the same as that of the foregoing embodiment, the connection structure of the heater 1 and the flow path plate 3 is the same as that of the foregoing embodiment, and the structures of the first interface portion of the heater 1 and the second interface portion 320 of the flow path plate 3 are the same as those of the foregoing embodiment. The thermal management assembly includes one or more fluid management elements 8, which may be one of an electric pump, an electric valve, and a heat exchanger. The fluid management element 8 is fixedly or limitedly connected to the flow field plate 3, the fluid management element 8 having a second flow field 84. One end of the first flow passage communicates with a heating passage (not shown) of the heater 1, and the other end of the first flow passage communicates with the second flow passage 84. If the fluid management element 8 is an electric pump, the fluid management element 8 is capable of driving the fluid in the second flow passage 84; if the fluid management element 8 is an electrically operated valve, the fluid management element 8 can control the flow rate or on/off of the second flow passage 84; if the fluid management element 8 is a heat exchanger, the fluid management element further comprises a third flow passage (not shown) which is capable of exchanging heat with the second flow passage 84.

As shown in fig. 8, specifically, the fluid management element 8 includes a fitting portion 820, the flow field plate 3 includes a third interface portion 380, the third interface portion 380 includes a third interface 38, one end of the first flow field communicates with the third interface 38, and the other end of the first flow field communicates with the first interface. The mating portion 820 includes a mating port 82, the mating port 82 communicating with the second flow passage 84. The third interface portion 380 is in sealing connection with the mating portion 820, and the mating port 82 is in communication with the third interface 38, such that the first and second flow channels 31, 84 are in communication, and the heat exchanger may be a plate heat exchanger. The black arrows in fig. 8 illustrate one direction of flow of fluid within the second flow passage 84.

It should be noted that: the above embodiments are only for illustrating the present application and not for limiting the technical solutions described in the present application, and although the present application has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the present application may be modified or substituted by the same, and all the technical solutions and modifications thereof without departing from the spirit and scope of the present application are intended to be included in the scope of the claims of the present application.

Claims

1. A thermal management assembly (200) comprising a heater (1) and a flow conduit plate (3), characterized in that the heater (1) is fixedly or limitedly connected to the flow conduit plate (3), the heater (1) comprises a heating channel (27), and the flow conduit plate (3) comprises a first flow conduit; the thermal management assembly comprises more than one fluid management element (8), wherein the fluid management element is one of an electric pump, an electric valve and a heat exchanger, the fluid management element (8) is fixedly connected or in limit connection with the flow channel plate (3), and the fluid management element (8) is provided with a second flow channel (84);

one end of the first flow passage is communicated with the heating passage (27), and the other end of the first flow passage is communicated with the second flow passage.

2. The thermal management assembly of claim 1, wherein the heater (1) comprises a first interface portion (170), the flow conduit plate comprises a second interface portion (320), and the first interface portion is sealingly connected to the second interface portion; the first interface portion has a first interface (17), and the heating channel communicates with the first flow channel through the first interface (17).

3. The thermal management assembly of claim 2, wherein the first interface portion comprises a first stepped portion and the second interface portion comprises a second stepped portion; the first step part and the second step part are oppositely arranged; the thermal management assembly comprises a sealing ring (5), wherein the sealing ring (5) is located between the first step part (151) and the second step part (371), and the sealing ring (5) is in contact with both the first step part (151) and the second step part (371).

4. The thermal management assembly of claim 3,

the second interface portion (320) includes a second interface (32), the second interface (32) being in communication with the first flow passage;

the first interface part (170) comprises a small-diameter section (153), the small-diameter section (153) is cylindrical, and the first step part (151) and the first interface (17) are positioned at two ends of the small-diameter section in the axial direction; the sealing ring (5) is sleeved on the periphery of the small-diameter section, the small-diameter section penetrates through the second interface, and the small-diameter section is in clearance fit with the inner wall forming the second interface.

5. The thermal management assembly according to any of claims 2-4, wherein the fluid management element (8) comprises a mating portion (820), the flow conduit plate (3) comprising a third interface portion (380), the third interface portion (380) being in sealing connection with the mating portion (820); the third interface portion (380) includes a third interface (38), the third interface (38) being in communication with the first flow passage; the mating portion (820) includes a mating port (82) in communication with the second flow passage;

the mating port (82) communicates with the third interface (38).

6. The thermal management assembly according to any of claims 2-4, wherein the flow conduit plate comprises a first plate body (302) and a second plate body (303), the first and second plate bodies being adjacent, the stacking direction of the first and second plate bodies being defined as a first direction, the flow conduit plate comprising a first side portion (37) and a second side portion (39), the first side portion (37) and the second side portion (39) being located on both sides of the flow conduit plate (3) along the first direction of the flow conduit plate; at least one first runner (301) is arranged in at least one of the first plate body and the second plate body; the second interface portion (320) is located at the first side portion (37).

7. The thermal management assembly according to claim 6, wherein the thermal management assembly comprises a mounting plate (4), the heater (1) is fixedly connected to the mounting plate (4), and the flow conduit plate (3) is fixedly connected to the mounting plate (4); the mounting plate (4) comprises a base plate part (42), wherein the base plate part (42) is plate-shaped, and the second side part (39) is opposite to the base plate part (42); the base plate portion (42) includes a third side portion (421) opposite to the second side portion; the mounting plate (4) comprises more than two boss parts (41); the boss part (41) protrudes out of the third side part (421), the heater comprises a first mounting hole (12), and the heater (1) is fixedly connected with the top of the boss part (41) through the first mounting hole (12); the third interface portion is located at the first side portion (37).

8. The thermal management assembly according to any of claims 1-7, characterized in that the thermal management assembly comprises a controller (7), the controller (7) being at a distance from the heater and fluid management element (8);

the fluid management element is one of an electric pump and an electric valve;

the controller (7) is capable of controlling the heater (1) and the fluid management element (8).

9. The thermal management assembly according to claim 10, wherein the heater (1) comprises a heating tube assembly (2), the heating tube assembly (2) comprising a tube (25), a heat generating film (26) and an electrode (19), at least a portion of the heating channel (27) being located in the tube (25), at least a portion of the electrode (19) being in contact with the heat generating film (26), the heat generating film (26) being in contact with an outer peripheral portion of the tube (25);

the controller (7) comprises a circuit board (71); the thermal management assembly comprises more than one first lead (201), one end of the first lead (201) is electrically connected with the electrode (19), and the other end of the first lead (201) is electrically connected with the circuit board (71); the thermal management assembly comprises a third wire (81), one end of the third wire (81) is electrically connected with the fluid management element (8), and the other end of the third wire (81) is electrically connected with the circuit board (71);

the controller (7) is not fixedly connected with the mounting plate or the runner plate.

10. The thermal management assembly of claim 10, wherein the controller (7) comprises a first connector (73) and a second connector (74), the first connector (73), second connector (74) being electrically connected to the circuit board (71); the first connector (73) is electrically connected with a main controller of the vehicle, and the second connector (74) is electrically connected with the battery.

11. The thermal management assembly of claim 10, wherein the thermal management assembly comprises a second wire (202);

the heater (1) comprises a first sensor (23), the first sensor (23) is fixedly connected with the heating pipe assembly (2), one end of the second wire (202) is electrically connected with the first sensor (23), and the other end of the second wire (202) is electrically connected with the circuit board (71);

at least a portion of the first sensor (23) is located in the heating channel (27); alternatively, the heating tube assembly (2) has a second channel in communication with a heating channel (27), at least a portion of the first sensor (23) being located in the second channel.

12. A thermal management assembly (100) comprising a heater (1) and a flow conduit plate (3), characterized in that the heater (1) is fixedly or limitedly connected to the flow conduit plate (3), the heater (1) comprises a heating channel (27), and the flow conduit plate (3) comprises a first flow conduit;

the thermal management assembly comprises more than one fluid management element (8), wherein the fluid management element is one of an electric pump and an electric valve, at least one part of the fluid management element is positioned in the first runner (31), and the fluid management element (8) is fixedly connected or in limiting connection with the runner plate (3); one end of the first flow channel (31) is communicated with the heating channel (27).

13. The thermal management assembly of claim 12, wherein the thermal management assembly,

the fluid management element (8) is an electric pump comprising an impeller, at least a portion of which is located within the first flow channel (31), the impeller being capable of driving fluid within the first flow channel;

alternatively, the fluid management element (8) is an electrically operated valve, the electrically operated valve comprising a valve core, at least a part of the valve core being located in the first flow passage (31) and being movable, the valve core being capable of controlling the flow rate or on-off of the first flow passage.