Heat dissipation device for high and low voltage power distribution cabinet

Abstract

The utility model provides a heat dissipation device for a high-low voltage power distribution cabinet. The heat dissipation device comprises a cabinet body; a mounting box is slidably connected to the right side of the cabinet body, a fan is arranged in the mounting box, clamping grooves are formed in the upper side and the lower side of the mounting box, pressing strips are slidably connected into the clamping grooves, pull rods are fixedly connected to the upper ends of the pressing strips, and side grooves are formed in the front side and the rear side of the mounting box. According to the heat dissipation device for the high-low voltage power distribution cabinet, the clamping strips are clamped into the inner sides of the side strips from top to bottom so that the installation box can be installed on the right side of the cabinet body, the pressing strips can move upwards by pulling the pull rods upwards, when the pressing strips move to the uppermost end, the upper ends of the dustproof nets can be placed at the bottoms of the pressing strips, and after the pull rods are loosened, the pressing strips are fixed. The pressing strip can be reset through the elastic force of the spring, at the moment, the upper end of the dustproof net can be pressed in the clamping groove through the pressing strip, the bottom end of the dustproof net is fixed in the same mode, and at the moment, the right side of the fan can be protected through the dustproof net, so that dust is prevented from entering the cabinet body during working.

Description

Technical Field

[0001] The utility model relates to the technical field of high and low voltage power distribution cabinets, in particular to a heat dissipation device for high and low voltage power distribution cabinets. Background Art

[0002] High and low voltage distribution cabinets are distribution equipment used for power distribution, control, metering and cable connection in power supply systems. Generally, power supply bureaus and substations use high voltage switch cabinets, which are then stepped down by transformers and led out to low voltage distribution cabinets. Low voltage distribution cabinets are then led to distribution boards, control boxes and switch boxes for each power user. The equipment inside is a distribution device that is assembled into one by some switches, circuit breakers, fuses, buttons, indicator lights, meters, wires and other protective devices to meet the design functional requirements.

[0003] After searching, the utility model patent with patent number CN212137074U discloses "a heat dissipation device for high and low voltage distribution cabinets". This heat dissipation device for high and low voltage distribution cabinets circulates the coolant in the cooling pipe, connecting pipe and circulating pump through the cooling fan and the circulating pump in the water-cooled heat dissipation device to take away the temperature in the distribution cabinet, so that the distribution cabinet can be cooled down quickly. The use of water cooling can significantly reduce the temperature in the distribution cabinet.

[0004] When the device is in use, external dust and light objects can easily enter the interior of the cabinet, making it inconvenient to keep the interior of the cabinet clean.

[0005] Therefore, it is necessary to provide a heat dissipation device for high and low voltage distribution cabinets to solve the above technical problems. Utility Model Content

[0006] The utility model provides a heat dissipation device for a high and low voltage power distribution cabinet, which solves the problem that external dust and light floating objects easily enter the interior of the cabinet, making it inconvenient to keep the interior of the cabinet clean.

[0007] In order to solve the above technical problems, the utility model provides a heat dissipation device for a high and low voltage power distribution cabinet, comprising: a cabinet body;

[0008] The right side of the cabinet is slidably connected to an installation box, and a fan is arranged inside the installation box. The installation box is provided with a card slot on the upper and lower sides, and a pressure strip is slidably connected inside the card slot. The upper end of the pressure strip is fixedly connected to a pull rod. The front and rear sides of the installation box are provided with side grooves, and a sliding rod is slidably connected inside the side grooves, the upper end of the sliding rod is fixedly connected to the pressure strip, the bottom end of the sliding rod is fixedly connected to a limiting plate, and a spring is sleeved on the side surface of the sliding rod, and the spring is located between one side of the inner wall of the side groove and the limiting plate. A dustproof net is arranged on the right side of the installation box, and the dustproof net is fixed to the right side of the installation box through the pressure strip. An air inlet is opened on the right side of the cabinet, and the right side of the cabinet is fixedly connected to a side strip, and two groups of side strips are provided. The bottom of the side strip is fixedly connected to a bottom strip, and the front and rear sides of the installation box are fixedly connected with card strips, and the card strips match the side strips.

[0009] Preferably, a cabinet door is hinged on the front of the cabinet, a low box is fixedly connected to the bottom of the cabinet, and a protective net is fixedly connected to the front of the low box.

[0010] Preferably, the cabinet body is provided with air outlets at the bottom, and the air outlets are provided in multiple groups, and a partition is rotatably connected inside the air outlets.

[0011] Preferably, the inner wall of the air outlet is provided with a circular groove, and two groups of circular grooves are symmetrically provided. The peripheral side surface of the partition is fixedly connected with a rotating rod, and two groups of rotating rods are symmetrically arranged. The two groups of rotating rods are rotatably connected inside the circular grooves respectively.

[0012] Preferably, a counterweight block is fixedly connected to the bottom of the partition, and a rope groove is provided on the inner wall of the air outlet.

[0013] Preferably, an elastic rope is fixedly connected inside the rope groove, and the elastic rope is fixedly connected to the partition.

[0014] Compared with the related art, the heat dissipation device for high and low voltage distribution cabinets provided by the utility model has the following beneficial effects:

[0015] The utility model provides a heat dissipation device for high and low voltage distribution cabinets, wherein the mounting box can be mounted on the right side of the cabinet by inserting the card strip into the inner side of the side strip from top to bottom, and the pressure strip can be moved upward by pulling the pull rod upward, and when the pressure strip moves to the uppermost end, the upper end of the dust screen can be placed on the bottom of the pressure strip, and after the pull rod is released, the pressure strip can be reset by the elastic force of the spring. At this time, the upper end of the dust screen can be pressed into the card slot by the pressure strip, and the bottom end of the dust screen can be fixed in the same way. At this time, the right side of the fan can be protected by the setting of the dust screen, so as to prevent dust from entering the cabinet during operation. The mechanism is convenient for keeping the cabinet clean and the dust screen is convenient for replacement. When air is blown to cool the cabinet, the gas will squeeze the partition to rotate the partition clockwise by a certain angle, and the gas can be discharged from the air outlet. When the cooling mechanism stops working, the partition can be returned to a horizontal state by the pulling force of the elastic rope. The air outlet can be flexibly blocked by the mechanism to prevent dust from entering the cabinet from the air outlet, which is very convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic structural diagram of a preferred embodiment of a heat dissipation device for a high and low voltage power distribution cabinet provided by the utility model;

[0017] Figure 2 for Figure 1 The schematic diagram of the cross-sectional structure of the cabinet shown;

[0018] Figure 3 for Figure 1 The structural schematic diagram of the installation box shown;

[0019] Figure 4 for Figure 3 An enlarged schematic diagram of the structure of region A is shown;

[0020] Figure 5 for Figure 1 The front view cross-sectional structure diagram of the cabinet shown.

[0021] Numbers in the figure: 1. Cabinet body; 2. Installation box; 3. Fan; 4. Slot; 5. Pressure strip; 6. Pull rod; 7. Side slot; 8. Slide bar; 9. Limiting piece; 10. Spring; 11. Dust screen; 12. Air inlet; 13. Side strip; 14. Bottom strip; 15. Card strip; 16. Cabinet door; 17. Low box; 18. Protective net; 19. Air outlet; 20. Partition; 21. Circular slot; 22. Turn rod; 23. Counterweight; 24. Rope slot; 25. Elastic rope. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0023] Please refer to Figures 1 to 5 ,in Figure 1A schematic structural diagram of a preferred embodiment of a heat dissipation device for a high and low voltage power distribution cabinet provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the cross-sectional structure of the cabinet shown; Figure 3 for Figure 1 The structural schematic diagram of the installation box shown; Figure 4 for Figure 3 An enlarged schematic diagram of the structure of region A is shown; Figure 5 for Figure 1 The front view and cross-sectional structure diagram of the cabinet shown, a heat dissipation device for a high and low voltage power distribution cabinet, comprising: a cabinet 1;

[0024] The right side of the cabinet 1 is slidably connected with an installation box 2, a fan 3 is arranged inside the installation box 2, a card slot 4 is opened on both the upper and lower sides of the installation box 2, a pressure strip 5 is slidably connected inside the card slot 4, and a pull rod 6 is fixedly connected to the upper end of the pressure strip 5, and a side groove 7 is opened on both the front and rear sides of the installation box 2, a slide bar 8 is slidably connected inside the side groove 7, the upper end of the slide bar 8 is fixedly connected to the pressure strip 5, and the bottom end of the slide bar 8 is fixedly connected to a limit plate 9, and a spring 10 is sleeved on the side of the slide bar 8, and the spring 10 is located on one side of the inner wall of the side groove 7 A dustproof net 11 is arranged on the right side of the installation box 2 between the limiting piece 9, and the dustproof net 11 is fixed to the right side of the installation box 2 through the pressure strip 5. An air inlet 12 is opened on the right side of the cabinet body 1, and a side strip 13 is fixedly connected to the right side of the cabinet body 1, and two groups of side strips 13 are arranged, and a bottom strip 14 is fixedly connected to the bottom of the side strip 13. The front and rear sides of the installation box 2 are fixedly connected with clamping strips 15, and the clamping strips 15 match the side strips 13. The cooperation between the side strips 13 and the clamping strips 15 is convenient for the installation and disassembly of the installation box 2.

[0025] A cabinet door 16 is hinged on the front of the cabinet body 1, a low box 17 is fixedly connected to the bottom of the cabinet body 1, and a protective net 18 is fixedly connected to the front of the low box 17. The low box 17 is a shell without a cover on the top, and the gas inside the low box 17 can be discharged through the protective net 18.

[0026] An air outlet 19 is provided at the bottom of the cabinet 1 , and the air outlet 19 is provided in multiple groups. A partition 20 is rotatably connected inside the air outlet 19 , and the partition 20 can prevent dust from entering the cabinet 1 .

[0027] The air outlet 19 has an inner wall with a circular groove 21 symmetrically provided in two groups. The partition 20 has a side surface fixedly connected with a rotating rod 22 symmetrically provided in two groups. The rotating rods 22 of the two groups are rotatably connected in the circular groove 21 .

[0028] A counterweight block 23 is fixedly connected to the bottom of the partition plate 20 , and a rope groove 24 is formed on the inner wall of the air outlet 19 .

[0029] An elastic rope 25 is fixedly connected inside the rope groove 24 , and the elastic rope 25 is fixedly connected to the partition 20 . The tension of the elastic rope 25 can keep the partition 20 in a horizontal state. The setting of the counterweight block 23 can facilitate the clockwise rotation of the partition 20 through the rotating rod 22 .

[0030] The working principle of a heat dissipation device for high and low voltage distribution cabinets provided by the utility model is as follows:

[0031] Step 1: When in use, the installation box 2 can be installed on the right side of the cabinet 1 by inserting the card strip 15 into the inner side of the side strip 13 from top to bottom. The pressure strip 5 can be moved upward by pulling the pull rod 6 upward. When the pressure strip 5 moves to the uppermost end, the upper end of the dustproof net 11 can be placed on the bottom of the pressure strip 5. After releasing the pull rod 6, the pressure strip 5 can be reset by the elastic force of the spring 10. At this time, the upper end of the dustproof net 11 can be pressed into the card slot 4 through the pressure strip 5. The bottom end of the dustproof net 11 is fixed in the same way. At this time, the right side of the fan 3 can be protected by the setting of the dustproof net 11, thereby preventing dust from entering the cabinet 1 during operation.

[0032] Step 2: When the cabinet 1 is cooled by blowing air, the gas will squeeze the partition 20, causing the partition 20 to rotate clockwise by a certain angle. At this time, the gas can be discharged from the air outlet 19. When the cooling mechanism stops working, the partition 20 can return to a horizontal state due to the tension of the elastic rope 25.

[0033] Compared with the related art, the heat dissipation device for high and low voltage distribution cabinets provided by the utility model has the following beneficial effects:

[0034] The installation box 2 can be installed on the right side of the cabinet 1 by inserting the card strip 15 into the inner side of the side strip 13 from top to bottom. The pressure strip 5 can be moved upward by pulling the pull rod 6 upward. When the pressure strip 5 moves to the uppermost end, the upper end of the dust screen 11 can be placed on the bottom of the pressure strip 5. After releasing the pull rod 6, the pressure strip 5 can be reset by the elastic force of the spring 10. At this time, the upper end of the dust screen 11 can be pressed into the card slot 4 by the pressure strip 5. The bottom end of the dust screen 11 is fixed in the same way. At this time, the right side of the fan 3 can be protected by the setting of the dust screen 11, thereby preventing When working, dust enters the interior of the cabinet 1. This mechanism makes it easy to keep the interior of the cabinet 1 clean, and the dustproof net 11 is easy to replace. When the interior of the cabinet 1 is cooled by blowing air, the gas will squeeze the partition 20, causing the partition 20 to rotate clockwise at a certain angle. At this time, the gas can be discharged from the air outlet 19. When the cooling mechanism stops working, the partition 20 can return to a horizontal state due to the tension of the elastic rope 25. The air outlet 19 can be flexibly blocked by this mechanism to prevent dust from entering the interior of the cabinet 1 through the air outlet 19. It is very easy to use.

[0035] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A heat dissipation device for high and low voltage distribution cabinets, characterized in that: include: Cabinet (1); The cabinet (1) is slidably connected to the right side with an installation box (2), a fan (3) is arranged inside the installation box (2), the installation box (2) is provided with a card slot (4) on both the upper and lower sides, a pressure strip (5) is slidably connected inside the card slot (4), a pull rod (6) is fixedly connected to the upper end of the pressure strip (5), the installation box (2) is provided with a side groove (7) on both the front and rear sides, a slide bar (8) is slidably connected inside the side groove (7), the upper end of the slide bar (8) is fixedly connected to the pressure strip (5), the bottom end of the slide bar (8) is fixedly connected to a limit plate (9), and the slide bar (8) A spring (10) is sleeved on the peripheral side surface, and the spring (10) is located between one side of the inner wall of the side groove (7) and the limiting plate (9). A dustproof net (11) is arranged on the right side of the installation box (2), and the dustproof net (11) is fixed to the right side of the installation box (2) through a pressure strip (5). An air inlet (12) is opened on the right side of the cabinet (1). The right side of the cabinet (1) is fixedly connected with a side strip (13), and the side strip (13) is provided with two groups. The bottom of the side strip (13) is fixedly connected with a bottom strip (14), and the front and rear sides of the installation box (2) are fixedly connected with clamping strips (15).

2. The heat dissipation device for high and low voltage distribution cabinets according to claim 1 is characterized in that: The cabinet body (1) has a cabinet door (16) hinged on the front, the cabinet body (1) has a low box (17) fixedly connected to the bottom, and the low box (17) has a protective net (18) fixedly connected to the front.

3. The heat dissipation device for high and low voltage distribution cabinets according to claim 2 is characterized in that: The cabinet (1) is provided with an air outlet (19) at the bottom, and the air outlet (19) is provided in multiple groups, and a partition plate (20) is rotatably connected inside the air outlet (19).

4. The heat dissipation device for high and low voltage distribution cabinets according to claim 3 is characterized in that: The inner wall of the air outlet (19) is provided with a circular groove (21), and two groups of the circular grooves (21) are symmetrically provided. The peripheral side surface of the partition (20) is fixedly connected with a rotating rod (22), and two groups of the rotating rods (22) are symmetrically provided. The two groups of the rotating rods (22) are rotatably connected inside the circular groove (21) respectively.

5. The heat dissipation device for high and low voltage distribution cabinets according to claim 4 is characterized in that: A counterweight block (23) is fixedly connected to the bottom of the partition plate (20), and a rope groove (24) is provided on the inner wall of the air outlet (19).

6. The heat dissipation device for high and low voltage distribution cabinets according to claim 5, characterized in that: An elastic rope (25) is fixedly connected inside the rope groove (24), and the elastic rope (25) is fixedly connected to the partition plate (20).

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