CN217159078U - Based on electric power electric wire netting is with gas holder heat radiation structure - Google Patents

Abstract

The electric cabinet heat dissipation structure for the power grid comprises a box body, wherein a door plate and a back plate are respectively installed on two opposite side faces of the box body, a partition plate is vertically and fixedly connected in an inner cavity of the box body, a plurality of installation frames are vertically and fixedly connected to one side, close to the door plate, of the partition plate, an air inlet is formed in the middle of the back plate, and a fan is installed in the air inlet; the partition board is provided with a through hole, one side of the partition board close to the back board is provided with an induced air flow distribution mechanism, and the mounting frame is provided with an adjusting mechanism at a position close to the through hole; a plurality of air outlet has been seted up to the double-phase opposite side face of box perpendicular to baffle, the utility model discloses can fall into the inspiratory cold air of fan stranded air current to carry to the electric elements place region of different levels, cool down the electric elements of different levels simultaneously, it is more even to cool down, and can adjust the wind gap position, make the wind gap just to the more serious electric elements that generate heat, make the radiating effect better.

Description

Based on the heat dissipation structure of the electrical cabinet for the power grid

technical field

The utility model relates to the technical field of power equipment, in particular to a heat dissipation structure of an electrical cabinet based on a power grid.

Background technique

An electrical cabinet is a cabinet that integrates electrical components for power distribution. Its function is to distribute power to various load parts by power distribution control, and to perform power-off protection when the circuit is short-circuited, overloaded and leaked. At present, electrical cabinets have been widely used. Applied to various fields.

When the electrical components work, heat will be generated. If the heat dissipation is not carried out in time, the normal use of these electrical components will be affected. Therefore, a heat dissipation structure is provided on the cabinet body, and the conventional heat dissipation structure is often installed on the cabinet body. There is a fan, and the air outlet is opened at a position far from the fan. The fan draws the cold air from the outside into the cabinet, and the cold air flows out from the air outlet after absorbing the heat of the electrical components. However, the electrical components in the electrical cabinet are often arranged in rows. It is arranged in layers, so the cold air entering the cabinet will contact the electrical components of different layers in turn, and the temperature will become higher and higher during the flow process, which will lead to the lower temperature of the cold air that is in contact with the electrical components close to the fan. , the heat dissipation effect is good, but the temperature of the cold air in contact with the electrical components far from the fan is high, and the heat dissipation effect is poor. In addition, the heat generation rate of different electrical components is also different, and the heat dissipation mechanism cannot target the electrical components with serious heat. Heat dissipation, reduce the heat dissipation effect.

Utility model content

The purpose of the present utility model is to provide a heat dissipation structure for an electrical cabinet based on a power grid, so as to solve the above-mentioned problems in the prior art.

Based on the heat dissipation structure of an electrical cabinet for a power grid, it includes a box body, two opposite sides of the box body are respectively provided with a first through slot and a second through slot, a door panel is installed in the first through slot, and the second through slot is installed in the first through slot. A back plate is installed in the groove, a partition plate is fixed vertically in the inner cavity of the box, a number of mounting brackets are fixed vertically along the side of the partition plate close to the door plate, and an air inlet is opened in the middle of the back plate , a fan is installed in the air inlet; a through hole is opened above the position of the partition plate and the positions corresponding to the mounting brackets; An adjustment mechanism is installed at the position of the mounting frame close to the through hole; and two opposite sides of the box body perpendicular to the partition plate are provided with a number of air outlets.

Preferably, the air-inducing and diverting mechanism includes a diverter plate fixed vertically in the middle of the partition plate, the diverter plate corresponds to the air inlet, and the diverter groove in the diverter plate is fixed on both sides of the end with a guide plate. A guide plate, a guide cavity is formed between two adjacent guide plates, a plurality of the guide cavities and a plurality of the through holes are in one-to-one correspondence and communicated, and one end of the guide plate away from the flow distribution plate is connected to the A sealing plate is fixed between the adjacent air guide plates, and the through holes are defined in the corresponding air guide chambers.

Preferably, the adjustment mechanism includes a guide rod vertically fixed on the top surface of the mounting frame, a first sliding sleeve is slidably arranged on the guide rod, and a screw rod is also vertically fixed on the top surface of the mounting frame, and the A second sliding sleeve is slidably arranged on the screw rod, a stopper is threadedly connected to the position of the screw rod under the second sliding sleeve, and several sliding sleeves are fixedly connected between the first sliding sleeve and the second sliding sleeve A sliding block is slidably arranged on the sliding rod, a corrugated tube is communicated with the through hole, and one end of the bellows pipe away from the through hole penetrates the sliding block and is fixedly connected with the sliding block.

Preferably, the side wall of the slider is provided with a bolt, the bolt is threadedly connected with the slider, and the end of the bolt is in abutment with the sliding rod.

Preferably, a card slot is fixedly connected to the position of the through hole on the side of the partition plate close to the back plate; a wind deflector is placed in the card slot.

Preferably, a placement slot is fixedly fixed to the position of the partition plate close to the card slot.

Preferably, rubber strips are fixed on one side of the flow distribution plate, the air guide plate and the sealing plate close to the back plate, and the rubber strip is in contact with the back plate.

The utility model discloses the following technical effects:

1. The utility model can divide the cold air sucked by the fan into multiple airflows, and transport it to the area where the electrical components of different levels are located, and at the same time continue to cool down the electrical components of different levels, and the cooling effect of the position close to the air inlet will not be good. , the cooling effect of the position close to the air outlet is poor, so that the cooling is more uniform.

2. The utility model can adjust the position of the tuyere, so that the tuyere faces the electrical components with serious heat generation, so that the heat dissipation effect is better.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

1 is a schematic view of the internal structure of the present utility model;

Fig. 2 is the side view internal structure schematic diagram of the utility model;

FIG. 3 is a schematic diagram of the rear view of the internal structure of the utility model.

in:

1. Box body; 2. The first through slot; 3. The second through slot; 4. Door panel; 5. Back panel; 6. Partition; 7. Mounting frame; 8. Air inlet; Hole; 11. Diverter plate; 12. Guide plate; 13. Guide cavity; 14. Sealing plate; 15. Air outlet; 16. Guide rod; 17. First sliding sleeve; 18. Screw; 19. Second sliding sleeve; 20, stopper; 21, sliding rod; 22, slider; 23, bellows; 24, bolt; 25, card slot; 26, wind deflector; 27, placement slot; 28, rubber strip.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In order to make the above objects, features and advantages of the present utility model more clearly understood, the present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

Referring to Figures 1-3, based on the heat dissipation structure of an electrical cabinet for a power grid, it includes a box body 1, and two opposite sides of the box body 1 are respectively provided with a first through slot 2 and a second through slot 3, and the first through slot 2 is installed in the There is a door plate 4, a back plate 5 is installed in the second through groove 3, a partition plate 6 is fixed vertically in the inner cavity of the box body 1, and a number of mounting brackets 7 are fixed vertically along the side of the partition plate 6 close to the door plate 4. There is an air inlet 8 in the middle of the back plate 5, and a fan 9 is installed in the air inlet 8; a through hole 10 is opened above the position corresponding to the partition plate 6 and a number of mounting brackets 7, and the side of the partition plate 6 close to the back plate 5 is fixedly installed. For the air-inducing and diverting mechanism, an adjusting mechanism is installed on the mounting frame 7 near the through hole 10 ; two opposite sides of the box body 1 perpendicular to the partition 6 are provided with several air outlets 15 .

The electronic components are fixedly installed on the side of the top surface of the mounting frame 7 close to the door panel 4; one end of the door panel 4 is hinged with the groove wall of the first through slot 2 through hinges, and the other end is detachable from the groove wall of the first through slot 2 through a lock The installation method of the back panel 5 is the same as that of the door panel 4. Both the door panel 4 and the back panel 5 are sealed with the box body 1, which can slow down the speed of cold air leakage. To different through holes 10, in the area above the mounting frame 7 through the through holes 10, the electronic components of different layers are cooled, and finally flow out from the air outlet 15. The position of the air outlet 15 corresponds to the installation frame 7 and is opened. In the position where the box body 1 is located above the mounting frame 7, the cold air flowing into the through holes 10 of this layer is not easy to affect the cold air of other layers, and the air flow is more stable; filters are installed at the positions of the air inlet 8 and the air outlet 15 (not shown in the figure), to prevent external dust from entering the electrical cabinet and contaminating the electrical components, the user can manually open the door panel 4 to operate the electrical components, or open the back panel 5 to operate the draft-distribution mechanism.

To further optimize the solution, the air-inducing and diverting mechanism includes a diverter plate 11 fixed vertically in the middle of the partition plate 6, the diverter plate 11 corresponds to the air inlet 8, and the diverter plate 11 is fixed on both sides of the end of the diverter groove. A guide cavity 13 is formed between two adjacent guide plates 12 , and a plurality of guide cavities 13 are in one-to-one correspondence with a plurality of through holes 10 and communicate with each other. A sealing plate 14 is indirectly fixed, and the through hole 10 is defined in its corresponding guide cavity 13 .

The distribution plate 11 is composed of a plurality of square plates. One end of these square plates is fixed, and the other end extends radially outward. A distribution groove is formed between two adjacent square plates. The number of square plates is determined by the number of through holes 10 . Determined by the number, it is necessary to ensure that one shunt slot corresponds to one through hole 10, and the center of the shunt plate 11 corresponds to the center of the air inlet 8, that is, the fixed end of these square plates corresponds to the center of the air inlet 8. In this way, the air inlet 8 The incoming cold air will enter into different distribution grooves equally, and then flow out from different through holes 10; Gas will not escape.

To further optimize the solution, the adjustment mechanism includes a guide rod 16 vertically fixed on the top surface of the mounting frame 7, a first sliding sleeve 17 is slidably arranged on the guide rod 16, and a screw rod 18 is also vertically fixed on the top surface of the mounting frame 7. The screw rod A second sliding sleeve 19 is slidably arranged on the 18, a stopper 20 is threadedly connected to the position of the screw 18 under the second sliding sleeve 19, and several sliding rods 21 are fixedly connected between the first sliding sleeve 17 and the second sliding sleeve 19. The sliding rod 21 is slidably provided with a sliding block 22 , the through hole 10 is communicated with a bellows 23 , and one end of the bellows 23 away from the through hole 10 penetrates the sliding block 22 and is fixedly connected with the sliding block 22 .

The guide rod 16 and the screw rod 18 are arranged on both sides of the mounting frame 7 near the side wall of the inner cavity of the box body 1. The inner diameter of the second sliding sleeve 19 is larger than the diameter of the screw rod 18. The first sliding sleeve 17 and the second sliding sleeve 19 are located at At the same height and fixedly connected by the sliding rod 21, it can move up and down at the same time, the block 20 can be manually rotated by the user, and then the height of the block 20 on the screw 18 can be changed, and the second sliding sleeve 19 will abut the block 20. The position of the first sliding sleeve 17 and the second sliding sleeve 19 is fixed, and the height adjustment of the bellows 23 is realized. Adjustment, through the adjustment of the height and the horizontal position, the position of the air outlet end of the bellows 23, that is, the position of the end passing through the slider 22, can be adjusted, so that the air outlet is facing a certain electrical component with serious heat, so as to achieve more accurate and effective cooling. Heat dissipation; the bellows 23 can be bent and stretched to a certain extent, which belongs to the adjustment that can adapt to the positions of both ends.

To further optimize the solution, the side wall of the slider 22 is provided with a bolt 24, the bolt 24 is threadedly connected with the slider 22, and the end of the bolt 24 is in contact with the sliding rod 21; the operator manually rotates the bolt 24, and rotates the bolt 24 to realize the shaft When the end of the bolt 24 inside the sliding block 22 is in contact with the sliding rod 21, the position of the sliding block 22 can be fixed and the sliding block 22 can be prevented from horizontal displacement due to vibration.

To further optimize the solution, a card slot 25 is fixed at the position of the through hole 10 on the side of the partition plate 6 close to the back plate 5; a wind shield 26 is placed in the card slot 25; When installing electrical components, it is not necessary to inject cold air into this layer, so the wind shield 26 can be inserted into the card slot 25, and then the through hole 10 can be sealed, so that the airflow will not pass through, and all the gas can flow into the slot 25. The layer with electrical components is removed, and the cold air is more effectively used for heat dissipation; the card slot 25 is fixed on both sides and below the through hole 10 in a semi-enclosed shape, and the wind shield 26 can be inserted from the top of the card slot 25 .

To further optimize the solution, a placement slot 27 is fixed at the position of the partition plate 6 close to the card slot 25. The placement slot 27 can be used to place the unused windshield 26 to avoid loss, and can be easily taken and used at any time.

To further optimize the solution, the side of the splitter plate 11, the guide plate 12, and the sealing plate 14 close to the back plate 5 are all fixed with a rubber strip 28, and the rubber strip 28 is in contact with the back plate 5; the rubber strip 28 can increase the split plate 11, The air tightness between the deflector 12 , the sealing plate 14 and the back plate 5 reduces gas leakage.

The user opens the door panel 4, installs the required electrical components on the mounting frame 7, and adjusts the position of the slider 22 according to the degree of heat generation, so that the air outlet of the bellows 23 is facing the electrical component with the most severe heat, closes the door panel 4, opens the For the back plate 5, according to the installation situation of the electrical components, insert the corresponding through holes 10 on the first layer without electrical components, and insert the wind shield 26 into the card slot 25 for sealing, and then close the back plate 5 and turn on the fan 9, and it will work normally. use.

Working principle: The fan 9 sends the cold air into the box 1, and then disperses into a plurality of airflows under the action of the distribution plate 11, enters the different guide cavities 13, and then flows from the through holes 10 corresponding to the different guide cavities 13. Enter the corresponding bellows 23, and then blow out from the other end of the bellows 23 to cool and dissipate the electrical components, and finally flow out from the air outlets 15 on both sides.

In the description of the present invention, it should be understood that the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indications of orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present utility model, not Indicates or implies that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention.

The above-mentioned embodiments are only to describe the preferred mode of the present invention, and do not limit the scope of the present invention. Under the premise of not departing from the design spirit of the present invention, those of ordinary skill in the art can make the technical solutions of the present invention. Various deformations and improvements made shall fall within the protection scope determined by the claims of the present utility model.

Claims (7)

1. Based on electric power is electric cabinet heat radiation structure for electric wire netting, its characterized in that includes: the refrigerator comprises a box body (1), wherein a first through groove (2) and a second through groove (3) are respectively formed in two opposite side faces of the box body (1), a door plate (4) is installed in the first through groove (2), a back plate (5) is installed in the second through groove (3), a partition plate (6) is vertically and fixedly connected to an inner cavity of the box body (1), a plurality of mounting frames (7) are vertically and fixedly connected to one side, close to the door plate (4), of the partition plate (6), an air inlet (8) is formed in the middle of the back plate (5), and a fan (9) is installed in the air inlet (8); through holes (10) are formed above positions, corresponding to the mounting frames (7), of the partition board (6), an induced draft shunting mechanism is fixedly mounted on one side, close to the back plate (5), of the partition board (6), and an adjusting mechanism is mounted on the position, close to the through holes (10), of the mounting frame (7); the box body (1) is vertical to two opposite side faces of the partition board (6) and is provided with a plurality of air outlets (15).

2. The electric cabinet heat radiation structure for power grid based on claim 1, characterized in that: induced air reposition of redundant personnel mechanism includes perpendicular rigid coupling and is in flow distribution plate (11) at baffle (6) middle part, flow distribution plate (11) with air intake (8) correspond, the diversion trench tip both sides rigid coupling in flow distribution plate (11) has guide plate (12), adjacent two be formed with water conservancy diversion chamber (13), a plurality of between guide plate (12) water conservancy diversion chamber (13) and a plurality of through-hole (10) one-to-one and intercommunication, guide plate (12) are kept away from flow distribution plate (11) one end and adjacent the rigid coupling has closing plate (14) between guide plate (12), through-hole (10) are injectd rather than corresponding in water conservancy diversion chamber (13).

3. The electric cabinet heat radiation structure for power grid based on claim 1, characterized in that: adjustment mechanism includes guide arm (16) of vertical rigid coupling at mounting bracket (7) top surface, it is provided with first sliding sleeve (17) to slide on guide arm (16), mounting bracket (7) top surface still vertical rigid coupling has screw rod (18), it is provided with second sliding sleeve (19) to slide on screw rod (18), screw rod (18) are located position threaded connection of second sliding sleeve (19) below has dog (20), first sliding sleeve (17) with fixedly connected with a plurality of slide bar (21) between second sliding sleeve (19), it is provided with slider (22) to slide on slide bar (21), through-hole (10) intercommunication has bellows (23), bellows (23) are kept away from the one end of through-hole (10) is run through slider (22) and with slider (22) fixed connection.

4. The electric cabinet heat radiation structure for power grid based on claim 3, characterized in that: the side wall of the sliding block (22) is provided with a bolt (24) in a penetrating mode, the bolt (24) is in threaded connection with the sliding block (22), and the end portion of the bolt (24) is abutted to the sliding rod (21).

5. The electric cabinet heat radiation structure for power grid based on claim 1, characterized in that: a clamping groove (25) is fixedly connected to one side, close to the back plate (5), of the partition plate (6) at the position of the through hole (10); and a wind shield (26) is placed in the clamping groove (25).

6. The electric cabinet heat radiation structure for power grid based on claim 5, characterized in that: a placing groove (27) is fixedly connected to the position, close to the clamping groove (25), of the partition board (6).

7. The electric cabinet heat radiation structure for power grid based on claim 2, characterized in that: the flow distribution plate (11), the flow guide plate (12) and the sealing plate (14) are all fixedly connected with rubber strips (28) on one side close to the back plate (5), and the rubber strips (28) are abutted to the back plate (5).

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