CN221747725U - A green exhaust device suitable for substations - Google Patents

Abstract

The utility model provides a green exhaust device suitable for transformer substation, relates to electrical equipment technical field, including the terminal box, electrical equipment has been placed to terminal box inside intermediate position department, terminal box both sides are equipped with air inlet and gas outlet, electrical equipment outer wall corresponds position department fixedly connected with first buffer tank with the air inlet, electrical equipment outer wall corresponds position department fixedly connected with second buffer tank with the gas outlet, one side that first buffer tank and second buffer tank are on the back mutually all is connected with filtering mechanism, electrical equipment one side is equipped with cooling mechanism, terminal box inside corresponds position department with the air inlet and is equipped with dehumidification mechanism. Through filtering mechanism, to air inlet and gas outlet air filtration, avoid dust and impurity to cause the harm to inside electrical equipment, can replace the filter screen simultaneously fast, through cooling mechanism, rely on three fan acceleration terminal box inside circulation of air, accelerate thermal giving off, through dehumidification mechanism, realize the drying to the air.

Description

A green exhaust device suitable for substations

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a green exhaust device suitable for a transformer substation.

Background Art

In modern society, people's life and work are inseparable from electricity. Electricity needs to rely on substations in the process of transmission. Substations are the assembly points for transmission and distribution in the entire power grid system. Starting from the assembly points, a power grid is formed under the design of the line, and substation terminal boxes are needed to transfer and mark branch lines. Substation terminal boxes can ensure the safe operation of main equipment and systems. Substation terminal boxes are generally placed outdoors, and power equipment is placed inside, such as transformers, power lines, etc. Power equipment will generate heat during operation. Too high or too low temperature will affect the normal use of power equipment, so ventilation and heat exchange are required. For example, the patent with patent announcement number CN216451035U records a low-noise substation dehumidification green exhaust device. The solution recorded therein uses a dehumidification device installed inside the substation terminal box to dry the air entering the substation terminal box during rainy and snowy weather through a drying plate, thereby reducing the humidity of the air entering the substation terminal box and ensuring the dryness of the inside of the substation terminal box. However, the solution in this case did not take into account that the air entering the interior through the air inlet may contain dust and impurities, which will have an adverse effect on the motor equipment parts, and the exhaust and heat dissipation efficiency is low, and the cooling effect is poor.

Based on this, a green exhaust device suitable for a substation is now provided, which can eliminate the disadvantages of the existing devices.

Utility Model Content

The utility model aims to provide a green exhaust device suitable for a transformer substation, so as to solve the problems in the background art that the incoming air is not filtered and the ventilation and heat dissipation efficiency is poor.

In order to achieve the above purpose, the utility model provides the following technical solutions:

A green exhaust device suitable for a substation comprises a terminal box, wherein an electrical device is placed at a middle position inside the terminal box, an air inlet and an air outlet are arranged on both sides of the terminal box, a first buffer box is fixedly connected to a position of the outer wall of the electrical device corresponding to the air inlet, and a second buffer box is fixedly connected to a position of the outer wall of the electrical device corresponding to the air outlet, a filtering mechanism for blocking dust and impurities in the air is connected to opposite sides of the first buffer box and the second buffer box, a heat dissipation mechanism for assisting the electrical device in quickly dissipating heat is arranged on one side, and a dehumidification mechanism for drying humid air is arranged at a position inside the terminal box corresponding to the air inlet.

Preferably, there are two groups of the filtering mechanisms, which are respectively arranged on opposite sides of the first buffer box and the second buffer box, and the two groups of filtering mechanisms have the same structure.

Preferably, the filtering mechanism includes a slide groove arranged on the top plate of the first buffer box, a first spring is arranged in the slide groove, two ends of the first spring are respectively fixedly connected to the slide groove wall and the pull rod, the front side of the pull rod is fixedly connected to a limit plate, the bottom surface of the limit plate is slidably connected to the top of the filter screen, the upper end of the filter screen is slidably connected to the open groove, and the open groove is arranged at the end of the top plate of the first buffer box away from the terminal box body.

Preferably, the heat dissipation mechanism includes a blower unit fixedly connected to the middle position inside the first buffer box, a first exhaust fan unit is fixedly connected to the middle position of the top surface inside the terminal box through a mounting plate, the first exhaust fan unit is arranged above the electrical equipment, a second exhaust fan unit is fixedly connected to the middle position inside the second buffer box, and a heat conduction component is provided on the electrical equipment near the air outlet side.

Preferably, the heat conductive component comprises an installation frame fixedly connected to the inner wall of the terminal box, a heat conductive gasket is fixedly connected in the installation frame, a liquid cooling pipe is provided on the side of the heat conductive gasket close to the air outlet, and the heat conductive gasket and the liquid cooling pipe are adapted to each other and are both curved.

Preferably, the dehumidification mechanism includes two slide rails fixedly connected to the inner side walls of the terminal box, a drying plate is slidably connected between the slide rails, sliders are fixedly connected at both ends of the drying plate, an installation groove is opened on the back plate of the slide rail, a slide rod is fixedly connected in the installation groove, the slider is slidably connected to the slide rod, a second spring is sleeved on the upper end of the outer surface of the slide rod, the two ends of the second spring are respectively fixedly connected to the slider and the installation groove, and the outer side of the slider is fixedly connected to the upper limit assembly.

Preferably, the limit assembly includes a telescopic rod fixedly connected to the slider, a limit block fixedly connected to the outer side of the telescopic rod, a movable groove corresponding to the position of the telescopic rod is opened on the side wall of the terminal box, the telescopic rod passes through the rectangular groove and extends to the outside, a limit groove is provided at the lower end of the rectangular groove, and the limit groove is clamped with the limit block.

Preferably, the bottom surfaces of the two filter screens are fixedly connected with positioning blocks, and the bottom plates of the first buffer box and the second buffer box are provided with grooves matching with the positioning blocks at corresponding positions.

Compared with the prior art, the beneficial effects of the present invention are as follows:

1. This application achieves filtration of air at the air inlet and outlet through the cooperation of the slide groove, the pull rod, the first spring, the opening groove, the limit plate, the filter, and the positioning block to prevent dust and impurities from damaging the internal electrical equipment, and the filter can be quickly replaced.

2. This application relies on the coordination of a blower unit, a first exhaust unit, a second exhaust unit, a mounting frame, a thermally conductive gasket, and a liquid cooling pipe to accelerate the air circulation inside the terminal box and the heat dissipation.

3. The present application realizes drying of the air entering the terminal box through the cooperation of the slide rail, the drying plate, the slide rod, the second spring, the slider, the telescopic rod, the limit block and the mounting groove to ensure the dryness inside. The position of the drying plate is controlled by the telescopic rod and the limit rod. When the weather is cold and humid, the drying plate is pulled down to the air inlet position to dry the air. When the weather is clear, the drying plate rebounds to the initial position, so that the ventilation and heat dissipation effect inside the terminal box is better.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of the utility model.

FIG. 2 is a cross-sectional view of the utility model.

FIG. 3 is an enlarged view of A in FIG. 2 of the present invention.

FIG. 4 is a schematic structural diagram of the installation frame of the present invention.

FIG5 is a schematic structural diagram of the dehumidification mechanism of the present utility model.

FIG. 6 is an enlarged view of B in FIG. 5 of the present invention.

Notes on figure marks: terminal box 101, electrical equipment 102, air inlet 103, air outlet 104, first buffer box 105, second buffer box 106, limit groove 107, filter mechanism 200, slide groove 201, pull rod 202, first spring 203, opening groove 204, limit plate 205, filter screen 206, positioning block 207, heat dissipation mechanism 300, blower unit 301, first exhaust fan unit 302, second exhaust fan unit 303, installation frame 304, thermal gasket 305, liquid cooling pipe 306, dehumidification mechanism 400, slide rail 401, drying plate 402, slide rod 403, second spring 404, slider 405, telescopic rod 406, limit block 407, installation groove 408.

DETAILED DESCRIPTION

In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

Example 1

Please refer to Figures 1 to 6, a green exhaust device suitable for a substation includes a terminal box 101, an electrical device 102 is placed in the middle position inside the terminal box 101, and an air inlet 103 and an air outlet 104 are arranged on both sides of the terminal box 101. A first buffer box 105 is fixedly connected to the outer wall of the electrical device 102 at a position corresponding to the air inlet 103, and a second buffer box 106 is fixedly connected to the outer wall of the electrical device 102 at a position corresponding to the air outlet 104. The first buffer box 105 and the second buffer box 106 are connected to the opposite sides of each other with a filtering mechanism 200 for blocking dust and impurities in the air, a heat dissipation mechanism 300 is arranged on one side of the electrical device 102 to assist it in quickly dissipating heat, and a dehumidification mechanism 400 for drying humid air is arranged at a position corresponding to the air inlet 103 inside the terminal box 101.

Please refer to Figures 1 and 2. There are two groups of filtering mechanisms 200. The two groups of filtering mechanisms 200 are respectively arranged on the opposite sides of the first buffer box 105 and the second buffer box 106. The two groups of filtering mechanisms 200 have the same structure and filter the air entering the terminal box 101, blocking dust and impurities outside the terminal box 101, so as to prevent dust or impurities from entering the terminal box 101 and causing damage to the internal parts.

Please refer to Figures 2-3. The filtering mechanism 200 includes a chute 201 provided on the top plate of the first buffer box 105. A first spring 203 is provided in the chute 201. The two ends of the first spring 203 are respectively fixedly connected to the chute wall of the chute 201 and the pull rod 202. The elastic force of the first spring 203 can realize the reset of the pull rod 202. The front side of the pull rod 202 is fixedly connected to a limit plate 205. The limit plate 205 is fixedly connected to the front side of the pull rod 202. The bottom surface is slidably connected with the top of the filter screen 206, and the upper end of the filter screen 206 is slidably connected with the open groove 204. The pull rod 202 is pulled inward, and the pull rod 202 slides in the slide groove 201. The pull rod 202 drives the limit plate 205 to slide away from the upper end of the filter screen 206, and the filter screen 206 is pulled upward to realize the rapid replacement of the filter screen 206. The open groove 204 is provided at the end of the top plate of the first buffer box 105 away from the terminal box body 101.

Please refer to Figure 2, the heat dissipation mechanism 300 includes a blower unit 301 fixedly connected to the middle position inside the first buffer box 105, a first exhaust unit 302 is fixedly connected to the middle position of the top surface inside the terminal box 101 through a mounting plate, the first exhaust unit 302 is arranged above the electrical equipment 102, and a second exhaust unit 303 is fixedly connected to the middle position inside the second buffer box 106. A heat conduction component is provided on the side of the electrical equipment 102 close to the air outlet 104. Under the joint action of the blower unit 301, the first exhaust unit 302 and the second exhaust unit 303, blowing and exhausting air accelerate the internal air circulation and quickly take away the heat.

Please refer to Figure 4. The heat-conducting component includes a mounting frame 304 fixedly connected to the inner wall of the terminal box 101, and a heat-conducting gasket 305 is fixedly connected in the mounting frame 304. A liquid cooling pipe 306 is provided on the side of the heat-conducting gasket 305 close to the air outlet 104. The heat-conducting gasket 305 and the liquid cooling pipe 306 are adapted to each other and are both curved. The heat-conducting gasket 305 conducts heat away from the electrical equipment 102, and the liquid cooling pipe 306 accelerates cooling.

Please refer to Figure 5. The dehumidification mechanism 400 includes two slide rails 401 fixedly connected to the inner side walls of the terminal box 101. A drying plate 402 is slidably connected between the slide rails 401 to realize the movement of the drying plate 402 on the slide rails 401. Slide blocks 405 are fixedly connected at both ends of the drying plate 402. A mounting groove 408 is opened on the back plate of the slide rail 401. A slide bar 403 is fixedly connected in the mounting groove 408. The slide block 405 is slidably connected to the slide bar 403. The slide block 405 moves on the slide bar 403, thereby driving the drying plate 402 to move synchronously. A second spring 404 is sleeved on the upper end of the outer surface of the slide bar 403. The two ends of the second spring 404 are respectively fixedly connected to the slide block 405 and the mounting groove 408. The second spring 404 provides a resetting elastic force for the drying plate 402. The outer side of the slide block 405 is fixedly connected with a limiting component.

Example 2

Please refer to Figure 6, the limit assembly includes a telescopic rod 406 fixedly connected to the slider 405, the outer side of the telescopic rod 406 is fixedly connected to the limit block 407, the side wall of the terminal box 101 is provided with a movable groove corresponding to the position of the telescopic rod 406, the telescopic rod 406 passes through the rectangular groove and extends to the outside, and the lower end of the rectangular groove is pulled to provide a limit groove 107, the telescopic rod 406 drives the limit block 407 to move to the position of the limit groove 107, the limit groove 107 is engaged with the limit block 407, and the limit groove 107 and the limit block 407 are engaged to fix the position of the drying plate 402.

Please refer to Figure 2. The bottom surfaces of the two filter screens 206 are fixedly connected with positioning blocks 207. The bottom plates of the first buffer box 105 and the second buffer box 106 are provided with matching grooves at corresponding positions. The positioning blocks 207 and the grooves are matched to achieve the positioning of the filter screens 206.

When in use, the filter 206 arranged at the air inlet 103 and the air outlet 104 can filter the incoming air, and dust and impurities will be blocked by the filter 206 outside the terminal box 101. When the filter 206 is damaged, the pull rod 202 is pulled toward the terminal box 101, and the pull rod 202 drives the limit plate 205 to move. The upper end of the filter 206 is not blocked, and the filter 206 can be pulled out therefrom to be replaced. The thermal pad 305 and the liquid cooling pipe 306 provided on one side of the electrical equipment 102 quickly conduct and dissipate the heat generated by the electrical equipment 102. When rapid heat dissipation is required, the blower unit 301, the first exhaust unit 302 and the second exhaust unit 303 are started to accelerate As air circulates inside the terminal box 101, heat is quickly taken away. When it is rainy or snowy, pull the telescopic rod 406 downward to make the limit block 407 correspond to the limit slot 107, and press the telescopic rod 406 inward to make the limit block 407 and the limit slot 107 engage. At this time, the drying plate 402 and the air inlet 103 correspond to each other. Under the action of the drying plate 402, the air entering the interior becomes dry, preventing the electrical equipment 102 from getting damp and causing damage to internal components. When the weather is clear, operate the telescopic rod 406 in the reverse direction. Under the action of the second spring 404, the drying plate 402 returns to the initial position, the air inlet 103 intakes air more smoothly, and the ventilation and heat dissipation effect inside the terminal box 101 is better.

The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims (8)

1. The utility model provides a green exhaust device suitable for transformer substation, includes terminal box (101), inside intermediate position department of terminal box (101) has placed electrical equipment (102), terminal box (101) both sides are equipped with air inlet (103) and gas outlet (104), electrical equipment (102) outer wall and air inlet (103) correspond position department fixedly connected with first buffer tank (105), electrical equipment (102) outer wall and gas outlet (104) correspond position department fixedly connected with second buffer tank (106), a serial communication port, one side that first buffer tank (105) and second buffer tank (106) are on the back all is connected with and is used for carrying out the straining device (200) that blocks dust and impurity in the air, electrical equipment (102) one side is equipped with and assists its quick radiating cooling body (300), terminal box (101) are inside to be equipped with the dehumidification mechanism (400) that carries out the drying process with air inlet (103) corresponding position department.

2. The green exhaust device suitable for the transformer substation according to claim 1, wherein the two groups of the filtering mechanisms (200) are arranged together, the two groups of the filtering mechanisms (200) are respectively arranged on one side of the first buffer tank (105) and one side of the second buffer tank (106) opposite to each other, and the two groups of the filtering mechanisms (200) are identical in structure.

3. The green exhaust device suitable for the transformer substation according to claim 2, wherein the filtering mechanism (200) comprises a chute (201) arranged on a top plate of the first buffer box (105), a first spring (203) is arranged in the chute (201), two ends of the first spring (203) are fixedly connected with a chute wall of the chute (201) and a pulling rod (202) respectively, a limiting plate (205) is fixedly connected to the front side of the pulling rod (202), the bottom surface of the limiting plate (205) is slidably connected with the top end of a filter screen (206), the upper end of the filter screen (206) is slidably connected with an open slot (204), and the open slot (204) is arranged at the end part of the top plate of the first buffer box (105) away from one side of the terminal box body (101).

4. The green exhaust device suitable for the transformer substation according to claim 1, wherein the heat dissipation mechanism (300) comprises a blower unit (301) fixedly connected with the middle position inside the first buffer box (105), the middle position of the top surface inside the terminal box (101) is fixedly connected with a first exhaust unit (302) through a mounting plate, the first exhaust unit (302) is arranged above the electrical equipment (102), the middle position inside the second buffer box (106) is fixedly connected with a second exhaust unit (303), and a heat conduction assembly is arranged on one side, close to the air outlet (104), of the electrical equipment (102).

5. The green exhaust device suitable for the transformer substation according to claim 4, wherein the heat conducting component comprises a mounting frame (304) fixedly connected with the inner wall of the terminal box body (101), a heat conducting gasket (305) is fixedly connected in the mounting frame (304), a liquid cooling pipe (306) is arranged on one side, close to the air outlet (104), of the heat conducting gasket (305), and the heat conducting gasket (305) and the liquid cooling pipe (306) are matched and are both curved.

6. The green exhaust device suitable for the transformer substation according to claim 1, wherein the dehumidification mechanism (400) comprises two sliding rails (401) fixedly connected with two side walls inside the terminal box body (101), a drying plate (402) is slidably connected between the sliding rails (401), two ends of the drying plate (402) are fixedly connected with sliding blocks (405), mounting grooves (408) are formed in the back plate of the sliding rails (401), sliding rods (403) are fixedly connected in the mounting grooves (408), the sliding blocks (405) are slidably connected with the sliding rods (403), second springs (404) are sleeved at the upper ends of the outer surfaces of the sliding rods (403), two ends of each second spring (404) are fixedly connected with the corresponding sliding blocks (405) and the corresponding mounting grooves (408), and limiting components are fixedly connected to the outer sides of the corresponding sliding blocks (405).

7. The green exhaust device suitable for the transformer substation according to claim 6, wherein the limiting component comprises a telescopic rod (406) fixedly connected with the sliding block (405), a limiting block (407) is fixedly connected to the outer side of the telescopic rod (406), a movable groove corresponding to the position of the telescopic rod (406) is formed in the side wall of the terminal box body (101), the telescopic rod (406) penetrates through the rectangular groove to extend to the outside, a limiting groove (107) is formed in the lower end of the rectangular groove, and the limiting groove (107) is clamped with the limiting block (407).

8. A green exhaust device suitable for a transformer substation according to claim 3, characterized in that the bottom surfaces of the two filter screens (206) are fixedly connected with positioning blocks (207), and grooves matched with the bottom plates of the first buffer tank (105) and the second buffer tank (106) are arranged at the corresponding positions of the bottom plates.