CN219868222U - Exhaust box and air condensing units - Google Patents
Exhaust box and air condensing units Download PDFInfo
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- CN219868222U CN219868222U CN202321241485.4U CN202321241485U CN219868222U CN 219868222 U CN219868222 U CN 219868222U CN 202321241485 U CN202321241485 U CN 202321241485U CN 219868222 U CN219868222 U CN 219868222U
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- box body
- box
- electric control
- wall
- baffle plate
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- 238000005192 partition Methods 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000009423 ventilation Methods 0.000 claims abstract description 11
- 210000001503 joint Anatomy 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to an exhaust box and an air conditioner outdoor unit, and belongs to the technical field of heat dissipation structures of air conditioner outdoor units. The side wall of the electric control box is provided with the mounting hole, and the exhaust box with the ventilation channel designed by the utility model is arranged in the mounting hole, so that the electric control box can directly exchange gas with the outside to realize better heat dissipation, accelerate the heat dissipation of the electric control module and improve the service life and reliability of products. The ventilation channel is formed by combining the upper partition plates and the lower partition plates which are arranged in a crossed manner, so that a labyrinth ventilation channel is formed, external water cannot directly enter the inner cavity of the electric control box along a straight line, even if a small amount of water splashes into the ventilation channel, the water drain hole at the bottom end of the lower partition plate and the bottom surface of the water drain channel at the bottom of the box body can be directly discharged, the electronic components of the air conditioner outdoor unit are prevented from being influenced and disabled, and the electronic components have good waterproof and drainage performances. The combined structure of the left box body and the right box body is adopted, so that the die can be used for batch processing more conveniently.
Description
Technical Field
The utility model relates to an exhaust box and an air conditioner outdoor unit, and belongs to the technical field of heat dissipation structures of air conditioner outdoor units.
Background
In order to meet the requirements of energy conservation and environmental protection, the requirements of users on the comfort of the air conditioner are improved, and the frequency conversion technology is more and more widely applied to products. Along with the wide application of the frequency conversion technology in the air conditioner, the high-frequency heating component generates heat greatly in a severe working environment of the air conditioner outdoor unit, and if the temperature rise cannot be well solved, the service life and the reliability of the product can be negatively influenced. Because the working environment of the outdoor unit of the air conditioner is severe, the electronic components are particularly required to be waterproof, the installation space is required to be airtight, the heat dissipation of the heating components cannot be very good, the working temperature is high, and the service life and the reliability are influenced. How to reduce the working temperature of the parts becomes a problem which must be considered in design and development.
The patent document with publication number CN103423816A discloses an electric box of an air conditioner outdoor unit and the air conditioner outdoor unit with the electric box, wherein the electric box comprises an electric box body, a circuit board and a module bracket fixed on the circuit board, the electric box body comprises a first electric box part positioned in a fan cavity and a second electric box part positioned in a compressor cavity, and the module bracket is arranged in the first electric box part; an air inlet communicated with the inner cavity of the second electric box part is formed in the second electric box part, an air outlet is formed in one end, far away from the second electric box part, of the first electric box part, and an air channel communicated with the inner cavity of the second electric box part and the air outlet is formed between the module support and the inner bottom surface of the first electric box part. The design idea of the scheme is that an air duct system which is communicated with a fan cavity and a compressor cavity is arranged on the electric box, and the air duct system passes through main heating components in the electric box. The wind is sucked from the compressor cavity, flows through the air duct between the module support and the electric box, finally flows to the fan cavity from the air outlet, and takes away the heat generated by the heating components as far as possible by means of the rotation of the fan. The outer shell of the electric box is still of a closed structure, and can not directly exchange gas with the outside to realize heat dissipation.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the exhaust box is arranged behind an electric control box of an air conditioner outdoor unit, and the electric control box can directly exchange gas with the outside to realize better heat dissipation and has better waterproof performance.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the exhaust box comprises a box body, wherein an external air inlet is formed in the front end face of the box body, an external air outlet is formed in the rear end face of the box body, a partition plate is fixedly arranged in an inner cavity of the box body, the partition plate comprises an upper partition plate arranged at the top of the inner wall of the box body and a lower partition plate arranged at the bottom of the inner wall of the box body, the upper partition plate and the bottom of the inner wall of the box body are alternately arranged at intervals along the front-back direction of the box body, the upper partition plate and the top of the inner wall of the box body, the upper partition plate and the inner walls of the left side and the right side of the box body, the lower partition plate and the inner walls of the left side and the right side of the box body are in closed connection, an air exchanging channel is formed in an interval space between the upper partition plate and the lower partition plate, a vertical plane positioned at the front end of the box body is taken as a projection reference plane, and the projection of the upper end of the upper partition plate and the lower partition plate on the projection reference plane has a superposition part; the bottom of the lower partition plate is provided with a drain hole at a position close to the bottom of the inner wall of the box body, the lower partition plate closest to the external air outlet is set as an inner end lower partition plate, the inner wall of the box body corresponding to the area between the inner end lower partition plate and the front end surface of the box body is a bottom surface of a drain channel, and the position elevation of the bottom surface of the drain channel is gradually reduced in the direction from the inner end lower partition plate to the front end surface of the box body.
Further preferred are: the bottom surface of the drainage channel is an inclined surface.
Further preferred are: the inner wall bottom of the box body is fixedly provided with a water baffle at a position close to the rear end face of the box body, and the water baffle is in closed connection with the inner wall of the left side and the right side of the box body, and a spacing area between the upper end face of the water baffle and the top of the inner wall of the box body is used as an external air outlet.
Further preferred are: the box body is formed by combining a left box body and a right box body, the butt joint surfaces of the left box body and the right box body are connected and positioned through the matching of the positioning column and the positioning groove, and the left box body and the right box body are welded into an integrated structure through ultrasonic waves.
Further preferred are: the outer side wall of the box body is fixedly provided with a positioning protrusion at a position close to the front end face of the box body, and the middle part of the outer side wall of the box body is fixedly provided with a clip for forming a clamping and fixing structure with the electric control box.
Further preferred are: the positioning bulges are annular bulges which are continuously arranged along the circumferential direction of the box body, and the clamps are respectively arranged on the left side wall and the right side wall of the box body.
The utility model also provides an air conditioner outdoor unit with better heat dissipation, which comprises an electric control box, wherein the side wall of the electric control box is provided with a mounting hole, the exhaust box is arranged in the mounting hole, an external air inlet of the exhaust box is positioned at one end far away from the inner cavity of the electric control box, and an external air outlet is positioned at one end close to the inner cavity of the electric control box and communicated with the inner cavity of the electric control box.
The beneficial effects of the utility model are as follows: the side wall of the electric control box is provided with the mounting hole, and the exhaust box with the ventilation channel designed by the utility model is arranged in the mounting hole, so that the electric control box can directly exchange gas with the outside to realize better heat dissipation, accelerate the heat dissipation of the electric control module, and prolong the service life and reliability of products. The ventilation channel is formed by combining the upper partition plates and the lower partition plates which are arranged in a crossed manner, so that a labyrinth ventilation channel is formed, external water cannot directly enter the inner cavity of the electric control box along a straight line, even if a small amount of water splashes into the ventilation channel, the water drain hole at the bottom end of the lower partition plate and the bottom surface of the water drain channel at the bottom of the box body can be directly discharged, the electronic components of the air conditioner outdoor unit are prevented from being influenced and disabled, and the electronic components have good waterproof and drainage performances. The combined structure of the left box body and the right box body is adopted, so that the die can be used for batch processing more conveniently.
Drawings
Fig. 1 is a sectional view of a three-dimensional structure of an exhaust box in the present utility model.
Fig. 2 is a cross-sectional view of the exhaust box in the present utility model in a side view.
FIG. 3 is a schematic diagram of the combination of the left and right cases according to the present utility model.
Fig. 4 is a schematic structural view of the left case and the right case in another view of the present utility model.
Fig. 5 is a schematic view of the structure of the exhaust box of the present utility model after the exhaust box is mounted on the electronic control box.
Fig. 6 is a partially enlarged schematic view of the mounting portion of the exhaust box of fig. 5.
The parts in the figure are marked with: the box body 1, the breakwater 2, the upper partition plate 3, the lower partition plate 4, the drain hole 5, the external air inlet 6, the external air outlet 7, the positioning boss 8, the clip 9, the electric control box 10, the printed board 11, the positioning column 12, the positioning groove 13, the left box body 14, the right box body 15 and the ultrasonic welding line 16.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1 to 4, the exhaust box according to the present utility model includes a box body 1, the front end surface of the box body 1 has an external air inlet 6, the rear end surface has an external air outlet 7, the inner cavity of the box body 1 is fixedly provided with a partition board, the partition board includes an upper partition board 3 disposed at the top of the inner wall of the box body 1 and a lower partition board 4 disposed at the bottom of the inner wall of the box body 1, the upper partition board 3 and the lower partition board 4 are alternately arranged along the front-rear direction of the box body 1, the upper partition board 3 and the top of the inner wall of the box body 1, the upper partition board 3 and the left and right inner walls of the box body 1, the lower partition board 4 and the left and right inner walls of the box body 1 are respectively in a closed connection (the bottom end surface of the lower partition board 4 is not required to be in a forced connection, the bottom end surface of the lower partition board 4 may be locally provided with a drain hole 5, or the space between the bottom surface of the lower partition board 4 and the box body 1 forms a ventilation channel, the vertical plane at the front end of the box body 1 is taken as a reference plane, the projection plane, the lower end of the upper partition board 3 and the upper end of the lower partition board 4 are in a projection plane, and the projection plane are in a coincident plane, and the projection plane is in a straight line, and can directly enter the electric control channel 10, and have a water-free from the electric control channel, and can directly enter the electric control channel, and can directly, and have an electric control channel 10, and can enter into the electric control channel, and can directly after the electric control channel, and have the electric control property, and the electric control channel and the electric control. The bottom end of the lower partition plate 4 is provided with a drain hole 5 (preferably, the bottom wall of the drain hole 5 is flush with the bottom of the inner wall of the box body 1) at a position close to the bottom of the inner wall of the box body 1, the one lower partition plate 4 closest to the external gas outlet 7 is set as an inner end lower partition plate, the inner wall of the box body 1 corresponding to the area between the inner end lower partition plate and the front end surface of the box body 1 is a drain channel bottom surface, and the position elevation of the drain channel bottom surface gradually decreases in the direction from the inner end lower partition plate to the front end surface of the box body 1. Even if a small amount of water splashes into the ventilation channel, the water can be directly discharged through the water discharge hole 5 at the bottom end of the lower partition plate 4 and the bottom surface of the water discharge channel at the bottom of the box body 1, so that the electronic components of the air conditioner outdoor unit are prevented from being influenced and disabled, and the air conditioner outdoor unit has better water discharge performance.
The bottom surface of the drainage channel can be an inclined surface (a plane which is obliquely arranged relative to the horizontal plane) or a smooth curved surface (such as an arc surface) which is beneficial to drainage, and the bottom surface of the drainage channel is preferably an inclined surface for processing, manufacturing and assembling.
For further improving waterproof performance, the fixed breakwater 6 that is provided with in the position that is close to the rear end face of box body 1 bottom of box body 1 inner wall, be sealed the connection between breakwater 6 and the box body 1 inner wall bottom, between breakwater 6 and the box body 1 left and right sides inner wall, the interval region between the up end of breakwater 6 and the box body 1 inner wall top is as outside air outlet 7.
For the convenience of processing and manufacturing, the box body 1 is formed by combining a left box body 14 and a right box body 15, the butt joint surfaces of the left box body 14 and the right box body 15 are connected and positioned through the matching of the positioning column 12 and the positioning groove 13, and the left box body 14 and the right box body 15 are welded into an integrated structure through ultrasonic waves. The number of the positioning columns 12 and the positioning grooves 13 is at least 3, and the utility model is provided with 4 sets which are respectively arranged at four corners of the butt joint surface. The design positions of the positioning columns 12 and the positioning grooves 13 can be interchanged, in the embodiment shown in the drawings, the right box body 15 is designed with 4 positioning columns 12, and the left box body 14 is designed with 4 positioning grooves 13 at corresponding positions. The interface between the left and right cases 14, 15 is generally a vertically disposed plane. When the left case 14 and the right case 15 are fixed by ultrasonic welding, an ultrasonic welding line 16 may be provided in advance on the butt surface. After the combined structure is adopted, the die can be conveniently used for batch processing.
For the convenience of positioning and mounting, the outer side wall of the box body 1 is fixedly provided with a positioning protrusion 8 at a position close to the front end face of the box body 1, and the middle part of the outer side wall of the box body 1 is fixedly provided with a clip 9 for forming a clamping and fixing structure with an electric control box 10. Preferably, the positioning protrusions 8 are annular protrusions continuously arranged along the circumferential direction of the box body 1, and the clips 9 are respectively arranged on the left and right side walls of the box body 1. Wherein, the positioning bulge 8 is used for being attached and positioned with the outer end face of the mounting hole on the electric control box 10.
As shown in fig. 5 and 6, the outdoor unit of the air conditioner according to the present utility model includes an electric control box 10, a mounting hole is provided on a side wall of the electric control box 10, the above-mentioned exhaust box is mounted in the mounting hole, an external air inlet 6 of the exhaust box is located at one end far from an inner cavity of the electric control box 10, and an external air outlet 7 is located at one end near the inner cavity of the electric control box 10 and is communicated with the inner cavity of the electric control box 10. It can be appreciated that the specific installation position of the exhaust box is reasonably selected according to the layout condition of the internal electronic components of the electronic control box 10. The heat in the electric control box 10 can exchange heat with the outside through the exhaust box, so that the internal working temperature is reduced, the service life is prolonged, and the occurrence of faults is reduced.
Claims (7)
1. The exhaust box, including box body (1), its characterized in that: the front end face of the box body (1) is provided with an external air inlet (6), the rear end face of the box body is provided with an external air outlet (7), the inner cavity of the box body (1) is fixedly provided with a baffle plate, the baffle plate comprises an upper baffle plate (3) arranged at the top of the inner wall of the box body (1) and a lower baffle plate (4) arranged at the bottom of the inner wall of the box body (1), the upper baffle plate (3) and the top of the inner wall of the box body (1) are alternately arranged along the front-back direction of the box body (1), the upper baffle plate (3) and the inner walls of the left side and the right side of the box body (1), the lower baffle plate (4) and the inner walls of the left side and the right side of the box body (1) are in closed connection, a ventilation channel is formed by the interval space between the upper baffle plate (3) and the lower baffle plate (4), a vertical plane positioned at the front end of the box body (1) is used as a projection reference plane, and the projection of the lower end of the upper baffle plate (3) and the lower baffle plate (4) on the projection reference plane is provided with a superposition part; the bottom of the lower partition plate (4) is provided with a drain hole (5) at a position close to the bottom of the inner wall of the box body (1), the lower partition plate (4) closest to the external air outlet (7) is set as an inner end lower partition plate, the inner wall of the box body (1) corresponding to the area between the inner end lower partition plate and the front end surface of the box body (1) is a drain channel bottom surface, and the position elevation of the drain channel bottom surface gradually decreases in the direction from the inner end lower partition plate to the front end surface of the box body (1).
2. The exhaust box of claim 1, wherein: the bottom surface of the drainage channel is an inclined surface.
3. The exhaust box of claim 1, wherein: the inner wall bottom of the box body (1) is fixedly provided with a water baffle (2) at a position close to the rear end face of the box body (1), the water baffle (2) is closely connected with the inner wall bottom of the box body (1), the water baffle (2) is closely connected with the inner walls on the left side and the right side of the box body (1), and an interval area between the upper end face of the water baffle (2) and the top of the inner wall of the box body (1) is used as an external air outlet (7).
4. The exhaust box of claim 1, wherein: the box body (1) is formed by combining a left box body (14) and a right box body (15), the butt joint surfaces of the left box body (14) and the right box body (15) are connected and positioned through the matching of the positioning column (12) and the positioning groove (13), and the left box body (14) and the right box body (15) are welded into an integrated structure through ultrasonic waves.
5. The exhaust box as claimed in any one of claims 1 to 4, wherein: the outer side wall of the box body (1) is fixedly provided with a positioning protrusion (8) at a position close to the front end face of the box body (1), and a clamp (9) for forming a clamping and fixing structure with the electric control box (10) is fixedly arranged in the middle of the outer side wall of the box body (1).
6. The exhaust box as claimed in claim 5, wherein: the positioning bulges (8) are annular bulges which are continuously arranged along the circumferential direction of the box body (1), and the clips (9) are respectively arranged on the left side wall and the right side wall of the box body (1).
7. Air condensing units includes automatically controlled box (10), its characterized in that: the side wall of the electric control box (10) is provided with a mounting hole, the exhaust box as claimed in any one of claims 1 to 6 is mounted in the mounting hole, an external gas inlet (6) of the exhaust box is positioned at one end far away from the inner cavity of the electric control box (10), and an external gas outlet (7) is positioned at one end close to the inner cavity of the electric control box (10) and is communicated with the inner cavity of the electric control box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321241485.4U CN219868222U (en) | 2023-05-22 | 2023-05-22 | Exhaust box and air condensing units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321241485.4U CN219868222U (en) | 2023-05-22 | 2023-05-22 | Exhaust box and air condensing units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219868222U true CN219868222U (en) | 2023-10-20 |
Family
ID=88339231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321241485.4U Active CN219868222U (en) | 2023-05-22 | 2023-05-22 | Exhaust box and air condensing units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219868222U (en) |
-
2023
- 2023-05-22 CN CN202321241485.4U patent/CN219868222U/en active Active
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| GR01 | Patent grant |