CN222617078U - Heat radiation structure of air conditioner external machine electric control device - Google Patents
Heat radiation structure of air conditioner external machine electric control device Download PDFInfo
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- CN222617078U CN222617078U CN202421406406.5U CN202421406406U CN222617078U CN 222617078 U CN222617078 U CN 222617078U CN 202421406406 U CN202421406406 U CN 202421406406U CN 222617078 U CN222617078 U CN 222617078U
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- air conditioner
- heat dissipation
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Abstract
The utility model discloses a heat radiation structure of an outer machine electric control device of an air conditioner, which comprises an outer machine sheet metal structure of the air conditioner and a heat radiation module, wherein the outer machine sheet metal structure of the air conditioner comprises an outer shell and an intermediate baffle plate, the intermediate baffle plate is arranged in the outer shell, the heat radiation module is arranged at the bottom of an electric control box, the heat radiation module comprises a radiator and an air guide hopper, the radiator is arranged at the bottom of the electric control box, one end of the radiator is connected with an air outlet of the air guide hopper, an air inlet of the air guide hopper is connected with an air inlet of the intermediate baffle plate, the air inlet is arranged at the intermediate baffle plate, the air inlet is connected with a radiator at the bottom of the electric control box through the air guide hopper, when a fan in a heat radiation bin rotates, the air flow in the radiator area is driven to flow along the traction force of the air outlet direction, and negative pressure is generated at the air inlet of the intermediate baffle plate, and cold air outside the outer shell flows to the radiator through a ventilation opening, a ventilation opening and an air guide plate at the position in sequence, and the heat radiation effect of the radiator is improved.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to a heat dissipation structure of an external electric control device of an air conditioner.
Background
At present, the air conditioner (heat pump) product generally adopts a radiating fin to passively radiate heat or an air-cooled radiator to increase the ventilation quantity of the radiating fin, and the forced convection of air is utilized to realize heat radiation. The specific heat dissipation process is that firstly, heat generated by an electric control module board or other heating elements is conducted to a radiator through heat conducting glue, and then the heat on the radiator is transferred to the air through air flow directly generated by an outdoor fan.
The existing air conditioner external unit drives air flow through rotation of the fan blades by arranging the electric control box and the radiator at the top of the fan and the fan blades, so that heat on the radiator is taken away, and the purpose of radiating heat for electric control components in the electric control box is achieved.
The mode can effectively utilize the top space of the fan blade, but due to the effect of the air flow field, the heat dissipation effect of the electric control box is poor, and especially, the service life of the electric control part in the electric control box is reduced due to the fact that the electric control box is located in a region far away from the fan blade or a part of a device board with large heat productivity is arranged in the electric control box, so that the good heat dissipation requirement of the electric control part in the electric control box can not be met when the air conditioning equipment runs at high load.
Disclosure of utility model
In order to solve the technical problems, the heat dissipation structure of the external electric control device of the air conditioner is provided.
In order to achieve the above purpose, the scheme is provided that the heat radiation structure of the outer machine electric control device of the air conditioner comprises an outer machine sheet metal structure of the air conditioner and a heat radiation module, wherein the outer machine sheet metal structure of the air conditioner comprises an outer shell and a middle partition plate, the middle partition plate is arranged in the outer shell, the outer shell is divided into an installation bin and a heat radiation bin, a fan and an electric control box are arranged in the heat radiation bin, the electric control box is arranged above the fan, the heat radiation module is arranged at the bottom of the electric control box, the heat radiation module comprises a radiator and an air guide hopper, the radiator is arranged at the bottom of the electric control box, one end of the radiator is connected with an air outlet of the air guide hopper, an air inlet of the air guide hopper is connected with the middle partition plate, and the setting position of the middle partition plate is matched with the setting position of the air inlet of the air guide hopper.
Further, a flow guide baffle plate is arranged at one end of the air guide hopper close to the air outlet, the flow guide baffle plate extends to the radiator, and the flow guide baffle plate is positioned at one side of the radiator far away from the electric control box.
Further, the size area of the air guiding opening is larger than or equal to the size area of the air outlet.
Further, the size area of the air outlet is smaller than or equal to the end face size area of the radiator.
Further, a compressor, refrigeration parts and piping components are installed in the installation bin.
Further, a plurality of ventilation openings are formed in the outer shell, and the ventilation openings are located on the side plate gold at the installation bin.
The air conditioner external electric control device heat radiation structure has the advantages that the air guide opening is formed in the middle partition plate, meanwhile, the air guide opening is connected with the radiator at the bottom of the electric control box through the air guide hopper, when the fan in the heat radiation bin rotates, the air flow in the radiator area is driven to flow along the traction force of the air outlet direction, meanwhile, negative pressure is generated at the air guide opening of the middle partition plate, cold air outside the shell body flows to the radiator through the ventilation opening at the installation bin, the middle partition plate ventilation opening and the air guide plate in sequence, the heat radiation effect of the radiator is improved, the heat radiation effect of the electric control part in the electric control box is guaranteed, the service life of the electric control part is effectively prolonged, and the use requirements of users are met.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a block diagram of a first embodiment of the present utility model;
FIG. 3 is a block diagram of a second embodiment of the present utility model;
FIG. 4 is a block diagram of a third embodiment of the present utility model;
Fig. 5 is a structural diagram of a fourth embodiment of the present utility model.
Reference numerals in the drawings of the specification include:
1. Fan, 2, radiator, 201, first small radiator, 202, second small radiator, 3, electric control box, 4, wind scooper, 401, air outlet, 402, flow baffle, 403, flow sleeve, 404, air inlet, 5, middle baffle, 501, air inlet, 6, installation bin, 7, compressor, 8, heat dissipation bin, 9, outer shell.
Detailed Description
The following is a further detailed description of the embodiments:
As shown in fig. 1 to 5:
The utility model provides an outer machine of air conditioner electronic control device heat radiation structure, including outer machine sheet metal construction of air conditioner and heat radiation module, outer machine sheet metal construction of air conditioner includes shell body and middle baffle 5, middle baffle 5 installs in the shell body for the shell body is separated into installation storehouse and heat radiation storehouse, and installation storehouse and heat radiation storehouse are used for installing the fan 1 and the compressor of outer machine of air conditioner respectively, and fan 1 keeps apart with the compressor, effectively improves the outer machine noise of air conditioner, promotes and trades heat exchange efficiency and can form and support fixed automatically controlled box 3 and can make the automatically controlled environment of running of outer machine of air conditioner be in the effect such as a better operating condition, simultaneously the automatically controlled box 3 of outer machine of air conditioner also installs in the heat radiation storehouse and automatically controlled box 3 is located the top of fan 1.
The heat dissipation module is installed at the bottom of automatically controlled box 3 for the heat that produces in automatically controlled box 3 department is discharged, the heat dissipation module includes radiator 2 and wind scooper 4, radiator 2 installs in the bottom of automatically controlled box 3, be used for controlling the automatically controlled parts of the operation of air conditioner external unit including relevant circuit PCB board, automatically controlled module board etc. in the automatically controlled box 3, be connected through wind scooper 4 between radiator 2 and the middle baffle 5, wind scooper 4 is then the air outlet 401 of wind scooper 4 near the one end of radiator 2, wind scooper 4 is then air intake 404 with the one end of being connected of middle baffle 5, the size of air intake 404 is greater than or equal to the size of air outlet 401, the position department that middle baffle 5 and wind scooper 4 are connected has seted up induced air mouth 501, induced air mouth 501 can guide the cold air of installing the intracavity to wind scooper 4 department, and then make cold air get into in the radiator 2
The wind scooper 4 is provided with the water conservancy diversion baffle 402 near the one end department of air outlet 401, and water conservancy diversion baffle 402 extends to radiator 2 department and water conservancy diversion baffle 402 is located the one side of keeping away from automatically controlled box 3 of radiator 2 for when the radiating air flow that cold air formed flows into radiator 2 from wind scooper 4, because the effect of water conservancy diversion baffle 402, the air current is concentrated in the space department between the fin of radiator 2, reduces the possibility of air current diffusion, makes the radiating effect of radiator 2 better, can make the radiating air current be carried to the relevant position department of radiator 2 steadily simultaneously, guarantees the local radiating effect of radiator 2.
The size area of the air guiding opening 501 is larger than or equal to the size area of the air outlet 401, so that more cold air flow is ensured to enter the air guiding hopper 4, the cross section size of the air guiding hopper 4 is gradually reduced, the flow speed of the air flow is improved, and the heat dissipation effect is enhanced.
The size area of the air outlet 401 is smaller than or equal to the size area of the end face of the radiator 2, so that the heat dissipation air flow flowing through the air guide hopper 4 can completely enter the radiator 2, when the size of the air outlet 401 is smaller than the cross-sectional size of the radiator 2, the heat dissipation air flow is concentrated on the local flow of the radiator 2, the local heat dissipation effect of the radiator 2 can be enhanced, and when the size of the air outlet 401 is the same as the cross-sectional size of the radiator 2, the radiator 2 can be comprehensively cooled.
The mounting bin is internally provided with a compressor 7, refrigeration parts of an air conditioner external unit, parts of the air conditioner external unit such as a piping component and the like, which are the prior art and are not described herein, so that the middle partition board 5 separates the fan 1 from the compressor, and noise of the air conditioner external unit is reduced.
The shell body is provided with a plurality of ventilation openings, the ventilation openings are positioned at the radiating bin so that external cold air can enter the mounting bin and then enter the radiating module to radiate the electric control box 3.
The specific implementation process is as follows:
Example 1
As shown in fig. 1 to 2, an air guiding port 501 is formed at the middle partition plate 5, the air guiding port 501 is close to the radiator 2, the radiator 2 is connected with the air guiding port 501 through an air guiding hopper 4, an air inlet 404 of the air guiding hopper 4 is connected with the air guiding port 501, an air outlet 401 of the air guiding hopper 4 is connected with the side end part of the radiator 2, when a fan 1 in a radiating bin operates, the fan 1 discharges hot air in the radiating bin, so that flowing air flow is formed at the area where the radiator 2 is located, the air at the radiator 2 is pulled away, negative pressure is generated at the air guiding port 501 at the middle partition plate 5, cold air outside the casing sequentially enters the air guiding hopper 4 through the air opening and the air guiding port 501 at the installation bin, and the heat dissipation air flow formed by the cold air enters the radiator 2 through the flow guiding hopper 4, so that the heat of the radiator 2 is taken away, and the heat of electric components in the electric control box 3 is realized.
This outer electromechanical controlling device heat radiation structure of air conditioner is through seting up induced air mouth 501 in middle partition board 5 department, be connected through induced air mouth 501 with the radiator 2 of automatically controlled box 3 bottoms through wind scooper 4 simultaneously, when fan 1 in the heat dissipation storehouse rotates, drive the regional air current of radiator 2 and flow along the traction force of air-out direction, make the induced air mouth 501 department of middle partition board 5 produce the negative pressure simultaneously, flow the cold air outside the shell body to radiator 2 departments through the vent on the curb plate gold of installation storehouse department, middle partition board 5 vent and aviation baffle in proper order, improve the radiating effect of radiator 2, guarantee the radiating effect of automatically controlled part in the automatically controlled box 3, improve automatically controlled part's life effectively, satisfy user's user demand.
Example two
As shown in fig. 3, the difference between this embodiment and embodiment 1 is that, at one end of the air guide funnel 4 near the air outlet 401, a baffle plate 402 is disposed, the baffle plate 402 extends to the radiator 2, the length of the baffle plate can be set as required, and then the covering length of the baffle plate 402 at the radiator 2 is adjusted, the baffle plate 402 is located at the bottom of the radiator 2, so that the baffle plate 402 covers part of the radiating fins of the radiator 2, and when the radiator 2 forms a relatively closed airflow channel, the airflow formed by cold air flows into the radiator 2 from the air guide funnel 4, due to the effect of the baffle plate 402, the airflow is concentrated in the airflow channel formed between the radiating fins of the radiator 2, so that the possibility of outward diffusion of the airflow is reduced, and meanwhile, the airflow can be stably conveyed to the corresponding position of the radiator 2, so as to improve the local heat dissipation performance of the radiator 2.
Example III
As shown in fig. 4, the difference between the present embodiment and the second embodiment is that the radiator 2 may be composed of a plurality of small radiators, here, two small radiators are taken as an example, the two small radiators are a first small radiator 201 and a second small radiator 202, a flow guiding sleeve 403 is installed in a gap between the first small radiator 201 and the second small radiator 202, the size of the flow guiding sleeve 403 is determined by the size of a portion where heat needs to be dissipated at the electronic control box 3, and the flow guiding sleeve 403 functions to connect the heat dissipating fins of the two small radiators and the air flow channel formed between the flow guiding baffle 402, so as to avoid the heat dissipating air flowing through the two small radiators from diffusing from the gap between the two small radiators to the outside, and affecting the heat dissipating performance.
Example IV
As shown in fig. 5, the difference between the present embodiment and the fourth embodiment is that when the heat of the second small radiator 202 is high, the temperature of the heat dissipating airflow flowing through the second small radiator 202 at the air guiding funnel 4 will increase, and when the heat dissipating airflow subsequently flows into the first small radiator 201, the heat dissipating effect of the heat dissipating airflow will decrease, if the heat dissipating effect of the first small radiator 201 needs to be improved, the air guiding baffle 402 and the air guiding channel may be disposed at the side of the second small radiator 202, so that the air guiding funnel 4 directly transmits the heat dissipating airflow to the first small radiator 201 through the air guiding baffle 402 and the air guiding sleeve 403, and the heat dissipating airflow may directly act on the first small radiator 201 without flowing through the second small radiator 202, thereby ensuring that the heat dissipating airflow at the first small radiator 201 can introduce a lower temperature.
The foregoing is merely exemplary of the present utility model, and the specific structures and features well known in the art are not described in detail herein, so that those skilled in the art will be able to ascertain all prior art in the field, and will not be able to ascertain the essential characteristics of the present utility model, without the general knowledge of the skilled person in the art, to ascertain the general knowledge of the technical field, before the application or the priority date, to apply the general experimental means before the date, with the ability of the person skilled in the art to perfect and practice the present utility model with the help of the present utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the applicability of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421406406.5U CN222617078U (en) | 2024-06-19 | 2024-06-19 | Heat radiation structure of air conditioner external machine electric control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421406406.5U CN222617078U (en) | 2024-06-19 | 2024-06-19 | Heat radiation structure of air conditioner external machine electric control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222617078U true CN222617078U (en) | 2025-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421406406.5U Active CN222617078U (en) | 2024-06-19 | 2024-06-19 | Heat radiation structure of air conditioner external machine electric control device |
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| Country | Link |
|---|---|
| CN (1) | CN222617078U (en) |
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- 2024-06-19 CN CN202421406406.5U patent/CN222617078U/en active Active
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