CN215991479U

CN215991479U - Electric control box and electric equipment

Info

Publication number: CN215991479U
Application number: CN202121843431.6U
Authority: CN
Inventors: 杜泽锋; 程俊; 郭洋; 郑韶生
Original assignee: Guangdong TCL Intelligent HVAC Equipment Co Ltd
Current assignee: Guangdong TCL Intelligent HVAC Equipment Co Ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-03-08
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses an electric control box and electric equipment, wherein the electric control box is provided with an inner cavity, an air inlet hole and an air outlet hole, wherein the air inlet hole and the air outlet hole are communicated with the inner cavity; the electric control box is installed along the vertical direction during installation, and the air inlet hole and the opening of the air outlet hole are both arranged downwards. According to the technical scheme, the electronic control box can realize heat dissipation and is waterproof.

Description

Electric control box and electric equipment

Technical Field

The utility model relates to the technical field of electrical accessories, in particular to an electric control box and electrical equipment.

Background

The temperature of the cavity of most electric control boxes is often too high due to the temperature rise of electric control components, so that the aging and damage of circuits and electric elements are directly accelerated, and finally the fault of the whole outdoor unit is caused. The electric control box usually radiates heat to the external environment through the through hole, but when the electric control box is applied to the outdoor environment, rainwater easily enters the electric control box from the through hole, so that the electric control part inside the electric control box is short-circuited or damaged, and the normal application of the electric control box is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an electric control box and electric equipment, and aims to realize heat dissipation and waterproof performance of the electric control box.

In order to achieve the purpose, the electric control box provided by the utility model is provided with an inner cavity, and an air inlet hole and an air outlet hole which are communicated with the inner cavity, wherein a heat dissipation path is formed on the electric control box, and the air inlet hole and the air outlet hole are respectively positioned at two ends of the heat dissipation path;

the electric control box is installed along the vertical direction during installation, and the air inlet hole and the opening of the air outlet hole are both arranged downwards.

In one embodiment, the electronic control box comprises:

the box body is provided with an inner cavity and the air inlet hole communicated with the inner cavity, and the air inlet hole is positioned at the lower end of the box body; and

the top shell is arranged at the upper end of the box body and is formed with a protruding part protruding from the side circumferential surface of the box body, the protruding part is communicated with the inner cavity, and the air outlet is formed in the lower surface of the protruding part.

In one embodiment, the cartridge comprises:

the main box is provided with a top surface, a bottom surface and a side peripheral surface, wherein the top surface, the bottom surface and the side peripheral surface surround the top surface and the bottom surface, the top surface, the bottom surface and the side peripheral surface surround to form the inner cavity, and the air inlet hole is formed in the bottom surface; the top shell is arranged on the top surface and is provided with the protruding part, the protruding part is communicated with the inner cavity and protrudes out of the side peripheral surface, and the air outlet is arranged on the lower surface of the protruding part; and

the bottom shell is arranged on the bottom surface, and the air inlet hole is formed in one side, far away from the bottom surface, of the bottom shell.

In an embodiment, the top surface and the side circumferential surface of the main box are respectively provided with a plurality of first communication holes arranged at intervals, and the plurality of first communication holes are communicated with the top shell and the inner cavity.

In one embodiment, a plurality of second communication holes are formed in the bottom surface of the main box at intervals, and the bottom case and the inner cavity are communicated through the second communication holes.

In an embodiment, the bottom surface of the main box is further provided with a wire routing port, the wire routing port and the second communication hole are arranged at intervals and are communicated with the inner cavity, an elastic wire routing sealing element is arranged at the wire routing port and is used for being in interference fit with a cable of an electric control component.

In one embodiment, a water baffle is convexly arranged on the outer wall of the top shell, and the water baffle is arranged adjacent to the air outlet; the water baffle and one side of the top shell, which is provided with the air outlet, form an included angle, and are far away from the main box.

In one embodiment, the bottom case includes:

a housing body connected to the bottom surface; the air inlet hole is formed in one side, far away from the main box, of the shell body; and the shell body is formed with an opening; and

the baffle, the baffle with this body coupling of shell, and be located the opening part, the baffle slope connect in this body set up the surface of fresh air inlet is in order to form the direction domatic, the baffle with form the vent between the bottom surface of main box, the vent with the inner chamber intercommunication.

In an embodiment, a plurality of heat dissipation holes are formed in the side peripheral surface of the box body at intervals, and the heat dissipation holes are communicated with the inner cavity.

In an embodiment, the box body is further provided with a plurality of guide plates, each guide plate is arranged corresponding to one of the heat dissipation holes, each guide plate is arranged at an included angle with the side periphery of the box body, and the guide plates extend downwards.

The utility model further provides the electrical equipment which comprises a shell and the electric control box, wherein the electric control box is arranged in the shell.

According to the technical scheme, the electric control box is provided with the air inlet holes and the air outlet holes at intervals along the heat dissipation path, and the opening directions of the air inlet holes and the air outlet holes are both arranged downwards; so set up, outside rainwater or liquid can't enter into automatically controlled box inside through fresh air inlet and exhaust vent refluence under the action of gravity to let automatically controlled box can also be waterproof when realizing the radiating, promote the waterproof performance of automatically controlled box.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of an electrical control box according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an electrical control box according to another aspect of the present invention;

FIG. 3 is a schematic view of a box body of the electronic control box according to the present invention;

FIG. 4 is a schematic structural diagram of another view angle of the case body of the electrical control box of the present invention;

FIG. 5 is a schematic structural view of the electrical control box according to another aspect of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 5 at A;

fig. 7 is a schematic structural diagram of a top case of the electronic control box of the present invention;

fig. 8 is a schematic structural diagram of a bottom case of the electronic control box of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Electric control box	111c	Wiring port
10b	Air inlet		111d					Heat dissipation hole
				10c	Air outlet	111e	Flow guide plate
11	Box body	112	Bottom shell
				111	Main box	1121	Shell body
111a	First through hole	1122	Baffle plate
				111b	Second communication hole	12	Top shell

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an electric control box.

In the embodiment of the present invention, referring to fig. 1, fig. 2, fig. 4, fig. 5, fig. 6, fig. 7, and fig. 8, the electronic control box 10 is provided with an inner cavity, and an air inlet 10b and an air outlet 10c communicating with the inner cavity, the electronic control box 10 is formed with a heat dissipation path, and the air inlet 10b and the air outlet 10c are respectively located at two ends of the heat dissipation path; the electric control box 10 is installed along the up-down direction when installed, and the openings of the air inlet hole 10b and the air outlet hole 10c are both arranged downwards.

In this embodiment, the electrical control box 10 extends a certain length along one direction, the length direction of the electrical control box 10 is the trend of the heat dissipation path, various electrical control devices are arranged in the electrical control box 10, when fresh air enters from the air inlet hole 10b with the downward opening, the fresh air flows through the whole electrical control box 10 along the heat dissipation path of the electrical control box 10, so that heat dissipated by the electrical control devices can be dissipated through the air outlet hole 10c with the downward opening; from above-mentioned whole heat dissipation process, the opening of fresh air inlet 10b and exhaust vent 10c all sets up down for external rainwater or liquid can't enter into automatically controlled box 10 inside through fresh air inlet 10b and exhaust vent 10c refluence under the action of gravity, thereby let automatically controlled box 10 can also be waterproof when realizing the radiating, promote automatically controlled box 10's waterproof performance.

According to the technical scheme, the electric control box 10 is provided with the air inlet holes 10b and the air outlet holes 10c at intervals along a heat dissipation path, and the opening directions of the air inlet holes 10b and the air outlet holes 10c are both arranged downwards; so set up, external rainwater or liquid can't enter into automatically controlled box 10 inside through fresh air inlet 10b and exhaust vent 10c refluence under the action of gravity to let automatically controlled box 10 can also be waterproof when realizing the radiating, promote the waterproof performance of automatically controlled box 10.

In one embodiment, referring to fig. 1 and 2, the electronic control box 10 includes a box body 11 and a top shell 12, the box body 11 is provided with an inner cavity and an air inlet hole 10b communicated with the inner cavity, and the air inlet hole 10b is located at the lower end of the box body 11; the top shell 12 is arranged at the upper end of the box body 11 and is provided with a protruding part protruding out of the side circumferential surface of the box body 11, the protruding part is communicated with the inner cavity, and the air outlet 10c is arranged on the lower surface of the protruding part.

In this embodiment, fresh air enters the inner cavity from the air inlet hole 10b at the bottom end, and drives heat to enter the air outlet cavity formed by the top shell 12 and the top end of the box body 11, and finally exits from the external environment from the air outlet hole 10c of the top shell 12; with the arrangement, heat coming out of the inner cavity is blocked by the end face at the top end of the box body 11, so that the heat does not flow back to the inner cavity any more, and is effectively guided to the air outlet hole 10c through the air outlet cavity to be dissipated, and the heat dissipation function of the electric control box 10 is further improved; the bulge is the bulge shell body that extends the formation from one side of epitheca to be connected with the side global of box body 11, and exhaust vent 10c is located the bulge lower surface, make the rainwater can't get into the inner chamber from exhaust vent 10c, with the waterproof performance who promotes automatically controlled box 10.

In one embodiment, referring to fig. 1 and 2, the box body 11 includes a main box 111 and a bottom shell 112, the main box 111 has a top surface, a bottom surface and a side circumferential surface enclosing the top surface and the bottom surface, the top surface, the bottom surface and the side circumferential surface enclose to form an inner cavity, and the air inlet is arranged on the bottom surface; the top shell is arranged on the top surface and is provided with a protruding part, the protruding part is communicated with the inner cavity and protrudes out of the side peripheral surface, and the air outlet is arranged on the lower surface of the protruding part; the bottom case 112 is disposed on the bottom surface, and an air inlet hole 10b is disposed on a side of the bottom case 112 away from the bottom surface.

In the embodiment, a bottom shell 112 is arranged on one end surface of the main box 111, which is provided with the air inlet holes 10b, so that the bottom shell 112 and the main box 111 enclose to form an air inlet cavity; so set up, external rainwater or liquid also follow the new trend and get into the air inlet intracavity earlier, block external rainwater or the direct inner chamber that gets into main box 111 of liquid for the automatically controlled part of main box 111 inner chamber can not have the contact with rainwater or liquid, thereby promotes the waterproof performance of automatically controlled box 10.

In an embodiment, referring to fig. 1 to 3, the top surface and the side circumferential surface of the main box 111 are provided with a plurality of first communication holes 111a arranged at intervals, and the plurality of first communication holes 111a communicate the top case 12 and the inner cavity.

In this embodiment, a plurality of first through holes 111a link up the air-out chamber to through air-out chamber and inner chamber intercommunication, so set up, greatly increased inner chamber air-out to the air-out area of air-out intracavity, and then accelerate the radiating rate of automatically controlled box 10. Optionally, the first through hole 111a is a kidney-shaped hole.

In an embodiment, referring to fig. 1, 2 and 4, a plurality of second communication holes 111b are formed at intervals on a bottom surface of the main box 111, and the plurality of second communication holes 111b communicate the bottom case 112 with the inner cavity.

In this embodiment, the bottom surface of the main box 111 and the bottom case 112 enclose to form an air inlet cavity, the second communication holes 111b communicate with the air inlet cavity and communicate with the inner cavity through the air inlet cavity, so as to greatly increase the air inlet area of the air inlet cavity to the inner cavity, thereby increasing the heat dissipation speed of the electronic control box 10. Alternatively, the second communication hole 111b is a kidney-shaped hole.

In an embodiment, referring to fig. 1, 2 and 4, the bottom surface of the main box 111 is further provided with a wire routing opening 111c, the wire routing opening 111c and the second communication hole 111b are arranged at an interval and are communicated with the inner cavity, and an elastic wire routing sealing member is installed at the wire routing opening 111c and is used for being in interference fit with a cable of the electronic control component.

In this embodiment, the wire opening 111c is used for routing a cable of an electric control component in the inner cavity of the main box 111, and the cable is enclosed from the bottom surface of the main box 111 and the shell body 1121 to form an air inlet cavity to enter the inner cavity, so that rainwater or external liquid cannot be guided to the inner cavity along the extending direction of the cable, and the waterproof performance of the electric control box 10 is further improved.

The elasticity of this embodiment is walked the line sealing member and is sealed lid, and sealed lid is equipped with the via hole of cross or a font, and sealed lid adopts elastic plastic or elastic silica gel to make, and when the cable penetrated the inner chamber from the via hole of cross or a font, the via hole edge of sealed lid can suitably be deformed to closely cooperate with the cable, make the cable not have the clearance with the pore wall of via hole, thereby avoid the rainwater to spill into in the inner chamber, promote automatically controlled box 10's waterproof performance.

In an embodiment, referring to fig. 1 and 2, a water baffle is further protruded from an outer wall of the top case 12, and the water baffle is disposed adjacent to the air outlet 10 c; the water baffle is arranged at an included angle with one side of the top shell 12 provided with the air outlet 10c and is far away from the main box 111.

In this embodiment, the one side that breakwater and main box 111 set up exhaust vent 10c is the obtuse angle contained angle setting, and the breakwater sets up for main box 111 is the slope relatively promptly, so sets up, and the rainwater can be followed the breakwater and flowed down from the top surface of top shell 12 for the rainwater can not get into exhaust vent 10 c's position, thereby further promotes the waterproof performance of automatically controlled box 10. The water baffle is arranged on the outer wall of the top shell 12 and is arranged obliquely outwards.

In an embodiment, referring to fig. 1, 2, 5 and 6, the bottom case 112 includes a case body 1121 and a baffle 1122, and the case body 1121 is connected to a bottom surface of the main box 111; an air inlet hole 10b is formed in one side of the shell body 1121, which is far away from the main box 111; an opening is further formed in one side of the shell body 1121, which is adjacent to the air inlet hole 10 b; the baffle 1122 is connected to the case body 1121 and located at the opening, the baffle 1122 is connected to the surface of the case body 1121 where the air inlet hole 10b is formed in an inclined manner to form a guide slope, a vent is formed between the baffle 1122 and the bottom surface of the main box 111, and the vent is communicated with the inner cavity.

In this embodiment, the baffle 1122 is disposed in the air inlet cavity of the housing body 1121, and the baffle 1122 and the bottom end surface of the main box 111 are spaced to form a vent with a larger opening area, so as to further increase the air inlet area of the electronic control box 10 and increase the heat dissipation speed of the electronic control box 10. The baffle 1122 and the shell body 1121 are obliquely arranged, so that external rainwater and liquid can be blocked by the obliquely arranged baffle 1122, and cannot easily enter the inner cavity of the main box 111, thereby improving the waterproof performance of the electronic control box 10. The baffles 1122 are located within the housing body 1121 and are disposed obliquely inward.

In another embodiment, the shell body 1121 is provided with an opening at two sides adjacent to the air inlet hole 10b, the bottom shell 112 includes two baffles 1122, each baffle 1122 is provided at an opening, so that the two sides of the shell body 1121 can form ventilation openings, thereby further increasing the air inlet area of the electronic control box 10.

In an embodiment, referring to fig. 1 and 2, a plurality of heat dissipation holes 111d are disposed at intervals on the lateral peripheral surface, and the heat dissipation holes 111d are all communicated with the inner cavity. In this embodiment, the plurality of heat dissipation holes 111d are arranged in an array, so as to further increase the heat dissipation area of the main box 111, thereby improving the heat dissipation effect of the electronic control box 10.

In an embodiment, referring to fig. 1 and 2, the box 11 further has a plurality of flow guiding plates 111e, each flow guiding plate 111e is disposed corresponding to one of the heat dissipating holes 111d, each flow guiding plate 111e is disposed at an included angle with the side periphery of the box 11, and the flow guiding plate 111e extends downward.

In this embodiment, guide plate 111e is the tortuous setting, and form the shell that longitudinal section shape is triangle-shaped, make each face of guide plate 111e all be the contained angle setting with box body 11, the relative lateral wall of box body 11 of each face of guide plate 111e all is the inclined plane promptly, so, when external rainwater flows at the lateral wall of box body 11, can pop out along the extending direction of guide plate 111e, avoid the rainwater from the direct inner chamber that gets into box body 11 of louvre 111d, thereby further promote automatically controlled box 10's waterproof performance.

The utility model also provides electrical equipment which comprises a shell and the electric control box, wherein the electric control box is arranged in the shell.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An electric control box is characterized in that the electric control box is provided with an inner cavity, an air inlet hole and an air outlet hole, wherein the air inlet hole and the air outlet hole are communicated with the inner cavity;

2. The electrical control box according to claim 1, wherein the electrical control box comprises:

3. An electrical control box according to claim 2, wherein the box body comprises:

4. An electric control box according to claim 3, wherein the top surface and the side peripheral surface of the main box are provided with a plurality of first communication holes arranged at intervals, and the plurality of first communication holes communicate the top case and the inner cavity.

5. An electric control box according to claim 4, wherein a plurality of second communication holes are provided at intervals in the bottom surface of the main box, and the plurality of second communication holes communicate the bottom case with the inner cavity.

6. The electrical control box according to claim 5, wherein a wire routing opening is further formed in the bottom surface of the main box, the wire routing opening is spaced from the second communication hole and is communicated with the inner cavity, an elastic wire routing sealing member is installed at the wire routing opening, and the elastic wire routing sealing member is used for being in interference fit with a cable of the electrical control component.

7. The electrical control box according to claim 3, wherein a water deflector is protruded from an outer wall of the top case, and the water deflector is disposed adjacent to the air outlet; the water baffle and one side of the top shell, which is provided with the air outlet, form an included angle, and are far away from the main box.

8. The electrical control box according to claim 3, wherein said bottom case comprises:

the shell body is connected with the bottom surface of the main box, the air inlet hole is formed in one side, away from the main box, of the shell body, and an opening is formed in the shell body; and

9. An electric control box according to any one of claims 2 to 8, wherein a plurality of heat dissipation holes are formed at intervals on the side peripheral surface of the box body, and the heat dissipation holes are communicated with the inner cavity.

10. The electrical control box according to claim 9, wherein a plurality of baffles are disposed on the box body, each baffle is disposed corresponding to one of the heat dissipation holes, each baffle is disposed at an angle to the lateral periphery of the box body, and the baffles extend downward.

11. An electrical apparatus, characterized in that it comprises a casing and an electrical control box according to any one of claims 1 to 10, which is housed inside the casing.