CN116945849A - Automobile heater assembly - Google Patents
Automobile heater assembly Download PDFInfo
- Publication number
- CN116945849A CN116945849A CN202310883540.8A CN202310883540A CN116945849A CN 116945849 A CN116945849 A CN 116945849A CN 202310883540 A CN202310883540 A CN 202310883540A CN 116945849 A CN116945849 A CN 116945849A
- Authority
- CN
- China
- Prior art keywords
- flow channel
- heating elements
- heating
- water inlet
- water outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000004020 conductor Substances 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 15
- 238000004512 die casting Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
- B60H1/2218—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters controlling the operation of electric heaters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
- B60H1/2221—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters arrangements of electric heaters for heating an intermediate liquid
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20254—Cold plates transferring heat from heat source to coolant
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20281—Thermal management, e.g. liquid flow control
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses an automobile heater assembly, which comprises a shell, a control component, a plurality of first heating elements and a plurality of second heating elements, wherein the shell is provided with a first cavity, a second cavity used for installing the control component and a third cavity used for installing the plurality of first heating elements and the plurality of second heating elements; according to the automobile heater provided by the invention, the fluid flowing through the first flow channel and the second flow channel is heated through the plurality of first heating elements and the plurality of second heating elements, the second flow channel is communicated with the water outlet and the water inlet through the first flow channel, when the temperature of the third chamber for installing the control assembly exceeds a preset value, the heating of the fluid flowing through the second flow channel and the first flow channel for connecting the second flow channel with the water inlet part is stopped, and at the moment, the heat in the third chamber is taken away by the heat conducting material when the fluid in the second flow channel flows, so that the aim of rapidly radiating the control assembly is achieved.
Description
Technical Field
The invention relates to the technical field of automobile heaters, in particular to an automobile heater assembly.
Background
The ptc heater of the new energy automobile is referred to as a positive temperature coefficient thermistor heater, and can also be called a ptc thermistor heater. The main function is to heat the interior of the vehicle, namely the source of heat of the air conditioner of the new energy automobile.
The existing PTC electric heater heats by controlling the opening of the heating member through the control assembly, which is usually packaged in the control chamber and radiates heat through the radiating fins, but because the radiating fins have low radiating efficiency, when the temperature in the control chamber is too high, the control assembly may be damaged by fire or even explode.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides an automobile heater assembly.
The invention provides an automobile heater assembly, which comprises a shell, a control component, a plurality of first heating elements and a plurality of second heating elements, wherein the shell is provided with a first cavity, a second cavity used for installing the control component and a third cavity used for installing the plurality of first heating elements and the plurality of second heating elements, the shell is also provided with a first type protruding part which is positioned in the first cavity and divides the first cavity into a first runner and a second runner, the plurality of first heating elements are positioned at the first runner side, the plurality of second heating elements are positioned at the second runner side, the control component is used for controlling the connection of the plurality of first heating elements and the plurality of second heating elements so as to respectively control the on-off of the plurality of first heating elements and the plurality of second heating elements, the shell is provided with a water inlet communicated with the water inlet end of the first runner and a water outlet communicated with the water outlet end of the first runner, the second runner is adjacent to the second cavity and is separated by a heat conducting material, the water inlet end of the second runner is communicated with the water inlet through the first runner, and the water outlet end of the second runner is communicated with the water outlet through the first runner.
The invention provides an automobile heater assembly, which further comprises a temperature sensor arranged in the second cavity, wherein when the temperature sensor detects that the temperature in the second cavity exceeds a preset value, the control component controls one or more first heating elements and all second heating elements to stop heating.
Preferably, the housing has a second type protrusion located in the first flow passage and dividing the first flow passage into a first flow passage a and a first flow passage b, the water inlet end of the first flow passage a and the water inlet end of the first flow passage b being adjacent to and in communication with the water inlet, the water outlet end of the first flow passage a and the water outlet end of the first flow passage b being adjacent to and in communication with the water outlet, the first heating member being located partially on the first flow passage a side and partially on the first flow passage b side.
Preferably, when the temperature sensor detects that the temperature in the second chamber exceeds a preset value, the control assembly controls the second heating element and the first heating element positioned on the side of the first flow channel a to stop heating.
According to the automobile heater provided by the invention, the fluid flowing through the first flow channel and the second flow channel is heated through the plurality of first heating elements and the plurality of second heating elements, the second flow channel is communicated with the water outlet and the water inlet through the first flow channel, when the temperature of the third chamber for installing the control assembly exceeds a preset value, the heating of the fluid flowing through the second flow channel and the first flow channel for connecting the second flow channel with the water inlet part is stopped, and at the moment, the heat in the third chamber is taken away by the heat conducting material when the fluid in the second flow channel flows, so that the aim of rapidly radiating the control assembly is achieved.
Drawings
FIG. 1 is an exploded view of an automotive heater assembly according to the present invention;
FIG. 2 is a schematic perspective view of a portion of an automotive heater assembly according to the present invention;
fig. 3 is a cross-sectional view of an automotive heater assembly according to the present invention.
Detailed Description
Referring to fig. 1-3, the present invention provides an automotive heater assembly, which includes a housing 1, a control assembly 2, a plurality of first heating elements 3, and a plurality of second heating elements 4, wherein the housing 1 has a first chamber 11, a second chamber 12 for mounting the control assembly 2, and a third chamber 13 for mounting the plurality of first heating elements 3 and the plurality of second heating elements 4, the housing 1 further has a first type protruding portion 14 located in the first chamber 11 and dividing the first chamber 11 into a first flow channel 111 and a second flow channel 112, the plurality of first heating elements 3 are located on the first flow channel 111 side, the plurality of second heating elements 4 are located on the second flow channel 112 side, the control assembly 2 controls the connection of the plurality of first heating elements 3 and the plurality of second heating elements 4 to control the on/off thereof, the housing 1 is provided with a water inlet 15 communicating with the water inlet end of the first flow channel 111 and a water outlet 16 communicating with the water outlet end of the first flow channel 111, the second flow channel 112 is adjacent to the second chamber 12 and is blocked by a material, the water inlet end of the second flow channel 112 communicates with the water inlet end of the second flow channel 111 through the second flow channel 111 and the water outlet 16 communicates with the water outlet end of the second flow channel 111.
The present invention provides an automobile heater assembly, further comprising a first temperature sensor installed in the second chamber 12, wherein when the first temperature sensor detects that the temperature in the second chamber 12 exceeds a preset value, the control component 2 controls one or more first heating elements 3 and all second heating elements 4 to stop heating.
The housing 1 has a second type protrusion 17 located in the first flow channel 111 and dividing the first flow channel 111 into a first flow channel a and a first flow channel b, both of which are adjacent to and communicate with the water inlet 15, both of which are adjacent to and communicate with the water outlet 16, and the first heating member 3 is located partially on the first flow channel a side and partially on the first flow channel b side.
When the first temperature sensor detects that the temperature in the second chamber 12 exceeds the preset value, the control assembly 2 controls the second heating member 4 and the first heating member 3 located at the side of the first flow path a to stop heating.
In the above-described embodiment, the first heating member 3 on the first flow path a side in the present invention is divided into the first heating section, the second heating section, and the third heating section in the flow path direction thereof, wherein the second heating section may be arranged in correspondence with the first heating member 3 on the second flow path 112 side.
The working process of the automobile heater assembly provided by the invention is as follows: when the temperature in the second chamber 12 is within the set range, the fluid after heat dissipation flows in through the water inlet 15, then the first heating element 3 and the second heating element 4 heat the fluid flowing through the first flow channel 111 and the second flow channel 112, and the heated fluid flows out through the water outlet 16;
when the temperature detector detects that the temperature in the second chamber 12 exceeds the preset value, the control component 2 controls the first heating element 3 and the second heating element 4 which are positioned in the first heating section along the flow passage direction to be closed, at this time, the fluid flowing into the housing 1 through the water inlet 15 firstly enters the first heating section of the first flow passage 111, then enters the second heating section in the first flow passage 111 and the second flow passage 112 respectively, because the first heating element 3 of the first heating section is closed, the fluid entering the second flow passage 112 enters the second flow passage 112 without being heated, and when the fluid flows in the second flow passage 112, the heat in the second chamber 12 is driven by the heat conducting material, so that the purpose of rapidly radiating the second chamber 12 is achieved, and the fluid entering the second heating section in the first flow passage 111 is heated through the first heating element 3 of the second heating section, flows out through the second flow passage 112 and then merges with the fluid in the second heating section in the first flow passage 111, flows out of the water outlet 16 after being heated through the third heating section.
It should be further noted that, the water inlet 15 and the water outlet 16 are both provided with a second temperature sensor, and the second temperature sensor is connected with the control assembly 2 to monitor the temperature of the fluid flowing through the water inlet 15 and the water outlet 16, and when the temperature of the second chamber 12 is in a set range and the water outlet temperature of the water outlet 16 exceeds a set value, the control assembly 2 is turned off first to control the first heating element 3 and the second heating element 4 located in the first heating section along the flow path direction to be turned off.
The housing 1 comprises a front shell and a rear shell, wherein the front shell is integrally formed with a first type protruding part 14 and a second type protruding part 15 through die casting, and a pressure head for die casting the first type protruding part 14 and the second type protruding part 15 forms a third cavity 13 for installing a plurality of first heating elements 3 and a plurality of second heating elements 4 when the front shell is withdrawn.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. An automobile heater assembly is characterized by comprising a shell (1), a control component (2), a plurality of first heating elements (3) and a plurality of second heating elements (4), wherein the shell (1) is provided with a first cavity (11), a second cavity (12) used for installing the control component (2) and a third cavity (13) used for installing the plurality of first heating elements (3) and the plurality of second heating elements (4), the shell (1) is also provided with a first type protruding part (14) which is positioned in the first cavity (11) and divides the first cavity (11) into a first runner (111) and a second runner (112), the plurality of first heating elements (3) are positioned on the side of the first runner (111), the plurality of second heating elements (4) are positioned on the side of the second runner (112), the control component (2) is controlled to be connected with the plurality of first heating elements (3) and the plurality of second heating elements (4) so as to respectively control on and off, the shell (1) is provided with a water inlet (15) communicated with a water inlet (111) and a water outlet (15) communicated with the water inlet (111) and a second runner (112) and a water outlet (16) communicated with the water inlet (112) through the second runner (112) and a heat conducting material communicated with the water inlet (12) and the water outlet (112) through the second runner (112), the water outlet end of the second flow passage (112) is communicated with the water outlet (16) through the first flow passage (111).
2. An automotive heater assembly according to claim 1, further comprising a first temperature sensor mounted in the second chamber (12), wherein the control assembly (2) is arranged to control one or more of the first heating elements (3) and all of the second heating elements (4) to cease heating when the first temperature sensor detects that the temperature in the second chamber (12) exceeds a predetermined value.
3. An automotive heater assembly according to claim 2, characterized in that the housing (1) has a second type of projection (17) located in the first flow channel (111) and dividing the first flow channel (111) into a first flow channel a and a first flow channel b, the water inlet end of the first flow channel a and the water inlet end of the first flow channel b being both adjacent to and in communication with the water inlet (15), the water outlet end of the first flow channel a and the water outlet end of the first flow channel b being both adjacent to and in communication with the water outlet (16), the first heating element (3) being partly located on the first flow channel a side and partly on the first flow channel b side.
4. A car heater assembly according to claim 3, wherein the control member (2) is arranged to control the second heating member (4) and the first heating member (3) located on the side of the first flow passage a to stop heating when the temperature sensor detects that the temperature in the second chamber (12) exceeds a preset value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310883540.8A CN116945849A (en) | 2023-07-19 | 2023-07-19 | Automobile heater assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310883540.8A CN116945849A (en) | 2023-07-19 | 2023-07-19 | Automobile heater assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116945849A true CN116945849A (en) | 2023-10-27 |
Family
ID=88454211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310883540.8A Pending CN116945849A (en) | 2023-07-19 | 2023-07-19 | Automobile heater assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116945849A (en) |
-
2023
- 2023-07-19 CN CN202310883540.8A patent/CN116945849A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |