CN214565077U - External power amplifier heat insulation structure - Google Patents
External power amplifier heat insulation structure Download PDFInfo
- Publication number
- CN214565077U CN214565077U CN202022827667.2U CN202022827667U CN214565077U CN 214565077 U CN214565077 U CN 214565077U CN 202022827667 U CN202022827667 U CN 202022827667U CN 214565077 U CN214565077 U CN 214565077U
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- Prior art keywords
- power amplifier
- external power
- heat exchanger
- heat
- mounting
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Abstract
The utility model relates to an external power amplifier heat insulation structure, including separate the heat exchanger, be platelike installing support and fixed mounting external power amplifier on the installing support, the edge of installing support is equipped with a plurality of first installation journal stirrup, separate to be equipped with on the heat exchanger a plurality of respectively with a plurality of the second installation journal stirrup that first installation journal stirrup links to each other, the installing support with separate the heat exchanger and enclose into a cavity, external power amplifier is located in the cavity. The utility model discloses having changed the tie point that separates the heat exchanger, having increased the clearance between separating heat exchanger and the external power amplifier, can having reduceed external power amplifier to the heat radiation that separates the heat exchanger to reduce the temperature rise that separates the heat exchanger, reduce the temperature that separates the heat exchanger surface of external power amplifier during operation, reach and touch more effectual protection, simultaneously to the human body mistake the utility model discloses reduced the temperature resistant selection standard who separates the heat exchanger material, reduced and separated heat exchanger manufacturing cost.
Description
Technical Field
The utility model relates to an automobile parts, concretely relates to external power amplifier heat insulation structure.
Background
The metal shell of the external power amplifier for the vehicle has a high temperature which can reach 110 ℃, and if the skin of a passenger is easily scalded when the external power amplifier for the vehicle is arranged at a position where a human body can touch, a heat insulation cover needs to be designed to carry out heat insulation protection on the external power amplifier for the vehicle, but the surface temperature of the heat insulation cover of the existing design can still reach 90 ℃ when the external power amplifier works.
As shown in fig. 1 to 3, in the prior art, an external power amplifier 102 for a vehicle is fixedly connected to a mounting bracket 101, and a heat shield 103 is fixedly connected to a metal casing of the external power amplifier 102 for a vehicle through 4 screws 104, so that the heat shield 103 is in direct contact with a high-temperature region of the metal casing of the external power amplifier 102 for a vehicle, the temperature rise of the heat shield 103 is high, and in order to avoid being softened by high temperature and failed, the heat shield 103 must be made of a high-temperature resistant material; meanwhile, in the prior art, the gap between the heat shield 103 and the metal shell of the external power amplifier 102 for the vehicle is small, the gap is generally not larger than 4mm, the heat radiation to the heat shield 103 is large, the temperature rise is high, and in order to avoid the high-temperature softening failure, the heat shield 103 must be made of a high-temperature resistant material; and the use of high temperature resistant materials has the problem of higher cost.
Disclosure of Invention
The utility model aims at providing an external power amplifier heat insulation structure to reduce the temperature rise of insulating boot.
An external power amplifier heat insulation structure, including separate the heat exchanger, be platelike installing support and fixed mounting external power amplifier on the installing support, the edge of installing support is equipped with a plurality of first installation journal stirrup, separate to be equipped with on the heat exchanger a plurality of respectively with a plurality of the second installation journal stirrup that first installation journal stirrup links to each other, the installing support with separate the heat exchanger and enclose into a cavity, external power amplifier is located in the cavity.
Furthermore, it is a plurality of all be equipped with first mounting hole on the first installation journal stirrup, it is a plurality of all be equipped with the fourth mounting hole on the second installation journal stirrup, it is a plurality of the fourth mounting hole corresponds the setting with a plurality of first mounting hole position respectively.
Furthermore, a plurality of second mounting holes are formed in the mounting support, and a plurality of third mounting holes corresponding to the second mounting holes in position are formed in the external power amplifier.
Further, the third mounting holes are all threaded holes.
Furthermore, one side of the mounting bracket is provided with one first mounting lug, and the other side of the mounting bracket is provided with two second mounting lugs.
Further, the clearance between the heat shield and the external power amplifier is not less than 8 mm.
Furthermore, the heat shield comprises an open box-shaped structure which is formed by the top wall of the heat shield and the side wall of the heat shield in a surrounding mode, the distance between the side wall of the heat shield and the external power amplifier is not smaller than 8cm, and the distance between the top wall of the heat shield and the external power amplifier is not smaller than 10 mm.
Further, a plurality of heat dissipation holes are formed in the heat shield.
The utility model discloses having changed the tie point that separates the heat exchanger, having increased the clearance between separating heat exchanger and the external power amplifier, can having reduceed external power amplifier to the heat radiation that separates the heat exchanger to reduce the temperature rise that separates the heat exchanger, reduce the temperature that separates the heat exchanger surface of external power amplifier during operation, reach and touch more effectual protection, simultaneously to the human body mistake the utility model discloses reduced the temperature resistant selection standard who separates the heat exchanger material, reduced and separated heat exchanger manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of an external power amplifier heat insulation structure in the background art;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a schematic structural view of an external power amplifier and a mounting bracket in the background art;
fig. 4 is one of schematic structural diagrams of the external power amplifier heat insulation structure in the embodiment;
FIG. 5 is a schematic structural view of a mounting bracket according to an embodiment;
FIG. 6 is a schematic structural diagram of the external power amplifier according to the embodiment;
FIG. 7 is a schematic structural view of a heat shield according to an embodiment;
fig. 8 is a second schematic structural diagram of the external power amplifier heat insulation structure in the embodiment;
fig. 9 is a sectional view taken along line B-B in fig. 8.
In the figure: 1, mounting a bracket; 2, externally arranging a power amplifier; 3, a heat shield; 4-a first mounting lug; 5-a first mounting hole; 6-a second mounting hole; 7-third mounting hole; 8-second mounting lugs; 9-fourth mounting hole; 10-heat dissipation holes; 11-nut.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
An external power amplifier heat insulation structure as shown in fig. 4 to 9, including separate heat exchanger 3, be platelike installing support 1 and fixed mounting external power amplifier 2 on installing support 1, the edge of installing support 1 is equipped with a plurality of first installation journal stirrup 4, is equipped with a plurality of second installation journal stirrup 8 that link to each other with a plurality of first installation journal stirrup 4 respectively on separating heat exchanger 3, and installing support 1 and separate heat exchanger 3 enclose into a cavity, and external power amplifier 2 is located the cavity. Through changing the tie point that separates the heat exchanger, can reduce external power amplifier to the heat radiation that separates the heat exchanger to reduce the temperature rise that separates the heat exchanger, through the tie point that changes the heat exchanger, also be favorable to increasing the clearance between separating heat exchanger and the external power amplifier.
In this embodiment, all be equipped with first mounting hole 5 on a plurality of first installation hangers 4, all be equipped with fourth mounting hole 9 on a plurality of second installation hangers 8, a plurality of fourth mounting holes 9 correspond the setting with a plurality of first mounting hole 5 positions respectively. The first mounting lug 4 and the corresponding second mounting lug 8 are connected by a bolt and a nut 11, and the bolt is fitted with the nut 11 through the first mounting hole 5 and the fourth mounting hole 9, thereby connecting the first mounting lug 4 and the second mounting lug 8 together.
In this embodiment, a plurality of second mounting holes 6 are formed in the mounting bracket 1, a plurality of third mounting holes 7 corresponding to the positions of the plurality of second mounting holes 6 are formed in the external power amplifier 2, and the plurality of third mounting holes 7 are threaded holes. The external power amplifier 2 is fixedly connected to the mounting bracket 1 through a bolt which penetrates through the second mounting hole 6 and the third mounting hole 7.
In this embodiment, one side of the mounting bracket 1 is provided with one first mounting lug 4, and the other side of the mounting bracket 1 is provided with two second mounting lugs.
In the embodiment, the clearance between the heat shield 3 and the external power amplifier 2 is not less than 8 mm. Further, separate heat exchanger 3 includes the opening box-shaped structure that is enclosed by separating heat exchanger roof and separating heat exchanger lateral wall, separates the interval between heat exchanger lateral wall and the external power amplifier 2 and is not less than 8cm, separates the interval between heat exchanger roof and the external power amplifier 2 and is not less than 10 mm. The clearance between increase heat exchanger and the external power amplifier can reduce external power amplifier to the heat radiation that separates the heat exchanger to reduce the temperature rise that separates the heat exchanger. The external power amplifier 2 is generally provided with a metal shell, and a gap between the heat shield 3 and the external power amplifier 2 is generally a gap between the heat shield 3 and the metal shell of the external power amplifier 2.
In the present embodiment, the heat shield 3 is provided with a plurality of heat radiation holes 10. The provision of the louvers 10 facilitates the removal of heat from the heat shield.
The utility model discloses reduced external power amplifier during operation and insulated from heat exchanger surface temperature, the temperature can reach 70 ℃, and 90 ℃ of the heat exchanger surface temperature that insulates against heat of prior art has reduced 20 ℃. The utility model discloses can make to separate the heat exchanger and select temperature resistant lower, cheaper material, for example PP and ABS.
Claims (8)
1. The utility model provides an external power amplifier heat insulation structure which characterized in that: including separate the heat exchanger, be platelike installing support and fixed mounting external power amplifier on the installing support, the edge of installing support is equipped with a plurality of first installation journal stirrup, separate to be equipped with on the heat exchanger a plurality of respectively with a plurality of the second installation journal stirrup that first installation journal stirrup links to each other, the installing support with separate the heat exchanger and enclose into a cavity, external power amplifier is located in the cavity.
2. The external power amplifier heat insulation structure of claim 1, wherein: it is a plurality of all be equipped with first mounting hole on the first installation journal stirrup, it is a plurality of all be equipped with the fourth mounting hole on the second installation journal stirrup, it is a plurality of the fourth mounting hole corresponds the setting with a plurality of first mounting hole position respectively.
3. The external power amplifier heat insulation structure of claim 1, wherein: the mounting bracket is provided with a plurality of second mounting holes, and the external power amplifier is provided with a plurality of third mounting holes corresponding to the second mounting holes in position.
4. The external power amplifier heat insulation structure of claim 3, wherein: and the third mounting holes are all threaded holes.
5. The external power amplifier heat insulation structure of claim 1, wherein: one side of the mounting bracket is provided with one first mounting lug, and the other side of the mounting bracket is provided with two second mounting lugs.
6. The external power amplifier heat insulation structure of claim 1, wherein: the clearance between the heat shield and the external power amplifier is not less than 8 mm.
7. The external power amplifier heat insulation structure of claim 6, wherein: the heat shield comprises an open box-shaped structure formed by a heat shield top wall and a heat shield side wall in a surrounding mode, the distance between the heat shield side wall and the external power amplifier is not smaller than 8cm, and the distance between the heat shield top wall and the external power amplifier is not smaller than 10 mm.
8. The external power amplifier heat insulation structure of claim 1, wherein: a plurality of heat dissipation holes are formed in the heat shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827667.2U CN214565077U (en) | 2020-11-30 | 2020-11-30 | External power amplifier heat insulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022827667.2U CN214565077U (en) | 2020-11-30 | 2020-11-30 | External power amplifier heat insulation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214565077U true CN214565077U (en) | 2021-11-02 |
Family
ID=78359011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022827667.2U Active CN214565077U (en) | 2020-11-30 | 2020-11-30 | External power amplifier heat insulation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214565077U (en) |
-
2020
- 2020-11-30 CN CN202022827667.2U patent/CN214565077U/en active Active
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