Heat dissipation structure of high-power charging pile

Abstract

The invention discloses a heat dissipation structure of a high-power charging pile, and relates to the technical field of charging piles, the heat dissipation structure comprises a box body, an air inlet cavity, an equipment cavity, an exhaust cavity and a mounting plate are arranged in the box body from top to bottom, the box body is inserted into the equipment cavity through the opening end of the equipment cavity, and two air inlet holes are formed between the air inlet cavity and the equipment cavity; the front cavity and the rear cavity of the equipment cavity are communicated with the air inlet cavity through two air inlet holes; according to the invention, the installation plate is arranged in the equipment cavity to divide the equipment cavity into a front chamber and a rear chamber, a low-heat electric appliance element and a high-heat electric appliance element can be respectively installed in the two chambers, and the low-heat electric appliance element and the high-heat electric appliance element can be respectively installed in the two chambers by changing the opening size proportion of the front air exhaust hole and the rear air exhaust hole. A small amount of gas can flow in the front cavity, a large amount of gas can flow in the rear cavity, cooling air can be efficiently utilized, and meanwhile a high-heat-dissipation piece is prevented from heating a low-heat-dissipation piece.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of charging piles, in particular to a heat dissipation structure of a high-power charging pile. BACKGROUND

[0002] The charging pile is similar to the oil dispenser in the gas station, can be fixed on the ground or wall, installed in the public building (public building, shopping mall, public parking lot, etc.) and residential parking lot or charging station, can charge various models of electric vehicles according to different voltage grades; such as the patent with the announcement number CN218661403U, a charging pile with good heat dissipation is disclosed, which comprises a charging pile internally provided with a fast-charging direct-current module, the charging pile comprises a cabinet and a door plate rotatably opened and closed and serving as a locking function on the cabinet, the inner side of the cabinet is provided with a heat dissipation device for extracting the hot air generated inside and blowing it outwards for heat dissipation, one side of the cabinet is also provided with a wire outlet for the charging wire to extend out and a placing seat fixed on the cabinet so as to place the charging gun inside; however, some of the electrical components in the charging pile are high-heat-dissipation components, and some are low-heat-dissipation components, and in the prior art, all electrical components are usually arranged in the same chamber, which cannot efficiently utilize the cooling air, and at the same time, the low-heat-dissipation components are heated, and the use effect is not good. SUMMARY

[0003] In view of the deficiencies of the prior art, the present application provides a heat dissipation structure of a high-power charging pile to solve the problems raised in the background art.

[0004] To achieve the above purpose, the present application realizes the following technical scheme: a heat dissipation structure of a high-power charging pile, comprising: a box body, an air inlet cavity, an equipment cavity and an air outlet cavity are formed in the box body from top to bottom, and the right side wall of the equipment cavity is an open end; an installation plate is inserted into the equipment cavity through the open end of the equipment cavity, and the end portion of the installation plate is fixedly provided with a side baffle for blocking the open end of the equipment cavity, when the installation plate is inserted into the equipment cavity, the equipment cavity is divided into a front chamber and a rear chamber; two air inlet holes are formed between the air inlet cavity and the equipment cavity, and the front chamber and the rear chamber of the equipment cavity are connected with the air inlet cavity through the two air inlet holes; a front air extraction hole and a rear air extraction hole are formed between the air outlet cavity and the equipment cavity, the front air extraction hole is connected with the front chamber of the equipment cavity, and the rear air extraction hole is connected with the rear chamber of the equipment cavity; an adjusting baffle is slidably arranged below the front air extraction hole and the rear air extraction hole, and the proportion of the opening size of the front air extraction hole and the rear air extraction hole can be adjusted by changing the position of the adjusting baffle.

[0005] Preferably, the side of the air inlet cavity away from the air inlet hole is an open end, and a filter plate is fixedly arranged in the air inlet cavity.

[0006] Preferably, the filter plate is arranged obliquely.

[0007] Preferably, an exhaust cylinder is arranged fixedly in the exhaust cavity and is connected to the outside of the box body, and a fan is arranged in the exhaust cylinder.

[0008] Preferably, a threaded rod is arranged rotatably in the exhaust cavity, the adjusting baffle is screwed on the threaded rod, and one end of the threaded rod extends to the outside of the box body and is arranged fixedly with a knob.

[0009] Preferably, a control panel is arranged fixedly on the front surface of the box body.

[0010] Preferably, a recess is arranged in the equipment cavity, and the mounting plate is arranged slidingly in the recess.

[0011] Preferably, a first stopper is arranged fixedly on the mounting plate, and a second stopper corresponding to the first stopper is arranged fixedly on the recess.

[0012] Beneficial effects The present application provides a heat dissipation structure of a high-power charging pile, which has the following beneficial effects: the device can separate a front chamber and a rear chamber by arranging a mounting plate in an equipment cavity, low-heat electrical elements and high-heat electrical elements can be installed in the two chambers respectively, and by changing the opening size ratio of front air extraction holes and rear air extraction holes, a small amount of gas can flow in the front chamber and a large amount of gas can flow in the rear chamber, so that the cooling wind is used efficiently, and the high-heat electrical elements are prevented from heating the low-heat electrical elements. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a perspective view of the present application; Figure 2 It is a perspective internal structure view of the present application; Figure 3 It is a front internal structure view of the present application; Figure 4 It is Figure 3 It is a sectional view of A-A.

[0014] In the figure: 1, box body; 2, equipment cavity; 3, mounting plate; 4, air inlet cavity; 5, air outlet cavity; 6, front air extraction hole; 7, rear air extraction hole; 8, air inlet hole; 9, adjusting baffle; 10, threaded rod; 11, recess; 12, side baffle; 13, first stopper; 14, second stopper; 15, exhaust cylinder; 16, fan; 17, filter plate; 18, knob; 19, control panel. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application.

[0016] Embodiment: please refer to Figures 1-4 The application provides a technical scheme: a heat dissipation structure of a high-power charging pile, comprising: a box body 1, an air inlet cavity 4, an equipment cavity 2 and an air outlet cavity 5 are formed in the box body 1 from top to bottom, and the right side wall of the equipment cavity 2 is an open end; a mounting plate 3 for mounting electrical elements is inserted into the equipment cavity 2 through the open end of the equipment cavity 2, and the end portion of the mounting plate 3 is fixedly provided with a side baffle 12 for plugging the open end of the equipment cavity 2, when the mounting plate 3 is inserted into the equipment cavity 2, the equipment cavity 2 is divided into a front chamber and a rear chamber; two air inlet holes 8 are formed between the air inlet cavity 4 and the equipment cavity 2, and the front chamber and the rear chamber of the equipment cavity 2 are in communication with the air inlet cavity 4 through the two air inlet holes 8; a front air outlet hole 6 and a rear air outlet hole 7 are formed between the air outlet cavity 5 and the equipment cavity 2, the front air outlet hole 6 is in communication with the front chamber of the equipment cavity 2, and the rear air outlet hole 7 is in communication with the rear chamber of the equipment cavity 2; an adjusting baffle 9 is slidably arranged below the front air outlet hole 6 and the rear air outlet hole 7, and the proportion of the opening size of the front air outlet hole 6 and the rear air outlet hole 7 can be adjusted by changing the position of the adjusting baffle 9.

[0017] Among them, the side of the air inlet cavity 4 away from the air inlet hole 8 is an open end, and a filter plate 17 is fixedly arranged in the air inlet cavity 4, and the air entering the box body 1 is filtered through the filter plate 17.

[0018] Among them, the filter plate 17 is arranged obliquely, which improves the filtering area.

[0019] Among them, an air outlet cylinder 15 in communication with the outside of the box body 1 is fixedly arranged in the air outlet cavity 5, and a fan 16 is arranged in the air outlet cylinder 15, the outside air enters the equipment cavity 2 through the air inlet cavity 4 by the fan 16 discharging gas, and finally is discharged through the air outlet cylinder 15.

[0020] Among them, a threaded rod 10 is rotatably arranged in the air outlet cavity 5, the adjusting baffle 9 is screwed on the threaded rod 10, one end of the threaded rod 10 extends to the outside of the box body 1 and is fixedly provided with a knob 18, rotating the knob 18 can make the threaded rod 10 rotate, and then drive the adjusting baffle 9 to move.

[0021] Among them, a control panel 19 is fixedly arranged on the front surface of the box body 1.

[0022] Among them, a recess 11 is arranged in the equipment cavity 2, and the mounting plate 3 is slidably arranged in the recess 11, and the sealing performance of the connection between the mounting plate 3 and the equipment cavity 2 can be improved through the recess 11.

[0023] Among them, a stop block one 13 is fixedly arranged on the mounting plate 3, and a stop block two 14 corresponding to the stop block one 13 is fixedly arranged on the recess 11, so as to prevent the mounting plate 3 from being completely pulled out of the equipment cavity 2 during maintenance.

[0024] The working principle and use process of the present application: in use, the low-heat electrical components are installed on the front surface of the mounting plate 3, the high-heat electrical components are installed on the rear surface of the mounting plate 3, the mounting plate 3 is pushed into the equipment cavity 2, at this time the low-heat electrical components are in the front chamber of the equipment cavity 2, the high-heat electrical components are in the rear chamber of the equipment cavity 2, the fan 16 is started to exhaust air outside the box 1 to form a negative pressure inside the box 1, the external air first enters the air inlet cavity 4, is filtered by the filter plate 17, and then enters the front chamber and the rear chamber of the equipment cavity 2 through the two air inlet holes 8 respectively to cool the internal electrical components respectively, the position of the adjusting baffle 9 can be changed by rotating the knob 18, the proportion of the opening size of the front air exhaust hole 6 and the rear air exhaust hole 7 can be adjusted by changing the position of the adjusting baffle 9, the gas flow in the front chamber and the rear chamber of the equipment cavity 2 can be controlled by changing the proportion of the front air exhaust hole 6 and the rear air exhaust hole 7, and more gas flows in the rear chamber to meet the heat dissipation requirement of the high-heat electrical components, and at the same time, a small amount of gas flows in the front chamber to meet the heat dissipation requirement of the low-heat electrical components, and high-efficiency use of cooling air is realized.

[0025] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A heat dissipation structure of a high-power charging pile, characterized in that, The utility model relates to a kind of air supply and exhaust device, including: Box (1), the box (1) is opened by upper to lower respectively in air inlet cavity (4), equipment cavity (2), exhaust cavity (5), the right side wall of equipment cavity (2) is open end;Mounting plate (3) is inserted into equipment cavity (2) by the open end of equipment cavity (2), and its end portion is fixedly provided with side baffle (12) for plugging the open end of equipment cavity (2), when the mounting plate (3) is inserted into equipment cavity (2) will the equipment cavity (2) is divided into front chamber and rear chamber;Air inlet hole (8), the number is two and is opened between air inlet cavity (4) and equipment cavity (2), the front chamber and rear chamber of equipment cavity (2) are communicated with air inlet cavity (4) by two air inlet holes (8);Front air extraction hole (6) and rear air extraction hole (7) are opened between exhaust cavity (5) and equipment cavity (2), the front air extraction hole (6) is communicated with the front chamber of equipment cavity (2), and the rear air extraction hole (7) is communicated with the rear chamber of equipment cavity (2);Adjusting baffle (9) is slidably arranged below front air extraction hole (6) and rear air extraction hole (7), and the proportion of the opening size of front air extraction hole (6) and rear air extraction hole (7) can be adjusted by changing the position of adjusting baffle (9).

2. The heat dissipation structure of a high-power charging pile according to claim 1, characterized in that, The side of air inlet cavity (4) away from air inlet hole (8) is open end, and filter plate (17) is fixedly arranged in air inlet cavity (4).

3. The heat dissipation structure of a high-power charging pile according to claim 2, characterized in that, The filter plate (17) is arranged obliquely.

4. The heat dissipation structure of a high-power charging pile according to claim 1, characterized in that, Exhaust cylinder (15) is fixedly arranged in exhaust cavity (5) and communicated with the outside of box (1), and fan (16) is arranged in exhaust cylinder (15).

5. The heat dissipation structure of a high-power charging pile according to claim 1, characterized in that, Screw rod (10) is rotatably arranged in exhaust cavity (5), adjusting baffle (9) is screwed on screw rod (10), and one end of screw rod (10) extends to the outside of box (1) and is fixedly provided with knob (18).

6. The heat dissipation structure of a high-power charging pile according to claim 1, characterized in that, Control panel (19) is fixedly arranged on the front surface of box (1).

7. The heat dissipation structure of a high-power charging pile according to claim 1, characterized in that, Groove (11) is arranged in equipment cavity (2), and mounting plate (3) is slidably arranged in groove (11).

8. The heat dissipation structure of a high-power charging pile according to claim 1, characterized in that, Stop block one (13) is fixedly arranged on mounting plate (3), and stop block two (14) corresponding to stop block one (13) is fixedly arranged on groove (11).

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