CN211701203U - A cooling device for box-type substation - Google Patents

Abstract

The utility model relates to the technical field of substations, in particular to a cooling device for a box-type substation, comprising a box body, a box door is hinged at the front end of the box body, and an inner cavity of the box body is mainly divided by a vertical partition plate and two transverse partition plates Box room, air extraction room, cooling room, drying room. One side of the air extraction room is provided with an air inlet pipe running through the vertical partition, and the other side is fixed with an exhaust fan; the drying room is horizontally plugged with a drying board, and the drying board is fixed by bolts. On the box body, the bottom end of the vertical partition is provided with an air outlet pipe; the top end of the cooling chamber away from the vertical partition is provided with a liquid inlet pipe, the bottom end is provided with a liquid outlet pipe, the cooling chamber is provided with a serpentine pipe, and one end of the serpentine pipe is provided The upper diaphragm is connected to the air inlet pipe, the other end of the serpentine pipe is connected to the drying chamber, the curved part of one side of the serpentine pipe is arranged on the outside of the box body, and the serpentine pipe placed on the outside of the box body is provided with radiating fins; the utility model adopts The sealed design has the effect of dustproof and moisture-proof, and under the action of coolant and heat sink, the cooling effect is good.

Description

A cooling device for box-type substation

technical field

The utility model relates to the technical field of substations, in particular to a cooling device for a box-type substation.

Background technique

Box-type substation, also known as prefabricated substation or prefabricated substation. It is a factory-prefabricated indoor and outdoor compact power distribution equipment with high-voltage switchgear, distribution transformer and low-voltage power distribution device arranged according to a certain wiring scheme. Box-type substations are suitable for mines, factories, oil and gas fields and wind power stations. During the operation of the box-type substation, the transformer and other electrical equipment generate heat, which increases the air temperature inside the box-type substation, and the equipment runs in a high temperature environment for a long time, which will cause damage to the components and reduce the service life. In the existing box-type substation, the heat dissipation of the box-type substation is mainly to install a fan inside or on the top of the box-type substation to extract the heat generated inside the box-type substation, and open heat dissipation holes in the corresponding position, but this method has poor cooling effect. At the same time, the inside of the box is connected to the outside through the fan and the heat dissipation hole, so that the inside of the box is easy to enter the dust, and at the same time, it cannot be moisture-proof.

Based on this, the utility model designs a cooling device for a box-type substation to solve the above problems.

Utility model content

The purpose of the present utility model is to solve the problems raised in the above-mentioned background technology, and to provide a cooling device for a box-type substation.

In order to achieve the above purpose, the utility model provides the following technical solutions: a cooling device for a box-type substation, comprising a box body, a box door is hinged at the front end of the box body, and the box inner cavity is composed of a vertical partition and two Each transverse partition is divided into a main box room, an air extraction room, a cooling room, and a drying room. One side of the main box room is provided with an upper and lower air extraction room, a cooling room, and a drying room. One side of the air extraction room is provided with a vertical partition. The air inlet pipe of the plate, the other side of the air extraction chamber is fixed with an exhaust fan, and the fan blades of the exhaust fan extend into the air inlet pipe; the drying chamber is horizontally plugged with a drying plate, and the drying plate is fixed by bolts. On the box body, the vertical partition plate is located at the lower end of the drying plate and is provided with an air outlet pipe; the cooling chamber is filled with cooling liquid, and the top of the cooling chamber away from the vertical partition plate is provided with a liquid inlet pipe, and the cooling chamber is provided with a liquid inlet pipe. A liquid outlet pipe is arranged at the bottom end of the chamber away from the vertical partition plate, and a serpentine pipe is arranged in the cooling chamber. The transverse partition is connected to the drying chamber, the curved part on one side of the serpentine tube is arranged on the outside of the box body, and the serpentine tube on the outside of the box body is provided with radiating fins.

Further, in the above cooling equipment, the drying plate includes a fixing block, a mounting frame is fixed on one side of the fixing block, a hollow partition is fixed on the bottom, and one end of the mounting frame is clamped on the vertical partition plate. card slot.

Further, in the above cooling device, the silica gel desiccant is stored in the installation frame of the drying plate.

Further, in the above cooling equipment, both the liquid inlet pipe and the liquid outlet pipe are provided with opening valves.

Further, in the above cooling equipment, the vertical partition plate is a heat insulation plate.

Further, in the above cooling equipment, the model of the exhaust fan is T35-4#.

Further, in the above cooling device, a gasket is fixed at the contact position of the serpentine tube and the box.

Compared with the prior art, the beneficial effects of the present utility model are as follows: firstly, through the integrated sealing design, the utility model prevents external dust from entering the box body and affects the substation; The desiccant in the drying plate dries the internal gas to prevent the inside of the box from getting damp and affecting the substation; thirdly, after the hot air flow in the main box passes through the cooling chamber of the exhaust fan, the heat is absorbed by the cooling liquid and the heat sink, and after cooling The air flows into the main box room again, and the heat is continuously taken away through the air circulation to realize the cooling and cooling of the box-type substation.

Description of drawings

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

Fig. 1 is the structural representation of the utility model;

Figure 2 is a schematic diagram of the front side structure of the utility model;

3 is a schematic diagram of the rear side structure of the utility model;

Figure 4 is a schematic diagram of the structure of the drying plate of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1-box body, 2-box door, 3-vertical partition, 4-transverse partition, 5-main box room, 6-exhaust room, 7-cooling room, 8-drying room, 9-serpentine pipe, 10 -Drying board, 601-exhaust fan, 602-fan blade, 603-air inlet pipe, 701-liquid inlet pipe, 702-liquid outlet pipe, 801-air outlet pipe, 901-heat sink, 1001-fixing block, 1002- Mounting frame, 1003-cutout partition.

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.

1-4, the present utility model provides a technical solution: a cooling device for a box-type substation, comprising a box body 1, a box door 2 is hinged at the front end of the box body 1, and the inner cavity of the box body 1 is composed of a vertical The partition plate 3 and the two transverse partition plates 4 are divided into the main box room 5, the air extraction room 6, the cooling room 7, and the drying room 8. The main box room 5 is provided with an air extraction room 6, a cooling room 7, and a drying room 8 side by side. . One side of the air extraction chamber 6 is provided with an air inlet pipe 603 penetrating the vertical partition 3 , and the other side of the air extraction chamber 6 is fixed with an air extraction fan 601 , and the fan blades 602 of the air extraction fan 601 extend into the air inlet pipe 603 . A drying plate 10 is inserted horizontally in the drying chamber 8, and the drying plate 10 is fixed on the box 1 by bolts. When the desiccant needs to be replaced, the bolts of the drying plate 10 can be removed, the drying plate 10 can be pulled out, and the desiccant can be replaced. . The vertical partition plate 3 is located at the lower end of the drying plate 10 and is provided with an air outlet duct 801 . The cooling chamber 7 is filled with cooling liquid, the top end of the cooling chamber 7 away from the vertical partition plate 3 is provided with a liquid inlet pipe 701, and the bottom end of the cooling chamber 7 away from the vertical partition plate 3 is provided with a liquid outlet pipe 702. A serpentine tube 9 is provided, and the arrangement of the serpentine tube makes the contact area between the tube wall and the cooling liquid larger, and can better cool the airflow. One end of the serpentine tube 9 penetrates the upper diaphragm 4 to connect to the air inlet pipe 603, and the other end of the serpentine tube 9 penetrates the lower diaphragm 4 to communicate with the drying chamber 8. A cooling fin 901 is provided on the outer serpentine tube 9 of the box body 1, and the cooling fin 901 is used to increase the heat dissipation area and enhance the heat dissipation effect.

The drying plate 10 includes a fixing block 1001 , a mounting frame 1002 is fixed on one side of the fixing block, and a hollow partition 1003 is fixed on the bottom. A silica gel desiccant is stored in the installation frame 1002 of the drying plate 10, and the silica gel desiccant has a good drying effect and can be reused. Both the liquid inlet pipe 701 and the liquid outlet pipe 702 are provided with opening valves, which are convenient for changing the cooling liquid. The vertical partition 3 is a heat insulation board. The model of the exhaust fan 601 is T35-4#. A gasket is fixed at the contact position of the serpentine tube 9 and the box body 1 to prevent leakage of the cooling liquid.

When the utility model is practical, when the outdoor temperature is low, such as in winter, the hot air flow in the upper part of the main box chamber 5 is absorbed into the serpentine tube 9 by the exhaust fan 601, and the heat of the hot air flow is cooled by the wall of the serpentine tube 9 At the same time, a part of the heat is dissipated into the air through the fins 901 placed on the serpentine tube 9 outside the box 1, the cooled airflow passes through the drying chamber 8, and the moisture in the airflow passes through the desiccant in the drying plate 10. Absorption, to achieve the purpose of moisture-proof, the dry cold air enters the main box room 5 through the air outlet 801 again, and cools the main box room 5 to ensure the normal operation of the equipment. When the outdoor temperature is relatively high, such as in summer, the cooling liquid absorbs too much heat and the cooling effect is poor. The two ends of the liquid inlet pipe 701 and the liquid outlet pipe 702 can be connected to the water outlet and the water inlet of the cold water pump respectively. The cooling liquid in the cooling chamber 7 is circulated and refrigerated, thereby improving the cooling effect of the equipment. The model of the cold water pump is WUODOR GD65-250 (I) 60HZ cold water pump. When the desiccant needs to be replaced, remove the bolts at both ends of the fixing block 1001 of the drying plate 10, pull out the drying plate 10, replace the internal desiccant, and then insert the drying plate 10 back to the original position and fix it with bolts.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the contents of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. The utility model provides a cooling arrangement for box-type substation, includes box (1), box (1) front end articulates there is chamber door (2), its characterized in that: an inner cavity of the box body (1) is divided into a main box chamber (5), an air extracting chamber (6), a cooling chamber (7) and a drying chamber (8) by a vertical partition plate (3) and two transverse partition plates (4), the air extracting chamber (6), the cooling chamber (7) and the drying chamber (8) are arranged on one side of the main box chamber (5) in parallel from top to bottom, an air inlet pipe (603) penetrating through the vertical partition plate (3) is arranged on one side of the air extracting chamber (6), an exhaust fan (601) is fixed on the other side of the air extracting chamber (6), and fan blades (602) of the exhaust fan (601) extend into the air inlet pipe (603); a drying plate (10) is horizontally inserted into the drying chamber (8), the drying plate (10) is fixed on the box body (1) through bolts, and an air outlet pipe (801) is arranged on a plate body of the vertical partition plate (3) at the lower end of the drying plate (10); the cooling chamber (7) is filled with cooling liquid, the cooling chamber (7) is kept away from and is equipped with feed liquor pipe (701) on one side top of erecting baffle (3), cooling chamber (7) are kept away from and are equipped with drain pipe (702) on one side bottom of erecting baffle (3), be equipped with coiled pipe (9) in cooling chamber (7), upper portion cross slab (4) connection air-supply line (603) are run through to coiled pipe (9) one end, the coiled pipe (9) other end runs through lower part cross slab (4) intercommunication drying chamber (8), the flexion of one side of coiled pipe (9) sets up in the box (1) outside, arranges the box (1) outside in be equipped with fin (901) on coiled pipe (9).

2. A cooling device for a box substation according to claim 1, characterized in that: the drying plate (10) comprises a fixing block (1001), a mounting frame (1002) is fixed to one side of the fixing block, a hollowed-out partition plate (1003) is fixed to the bottom of the mounting frame (1002), and one end of the mounting frame (1002) is clamped in a clamping groove formed in the vertical partition plate (3).

3. A cooling device for a box substation according to claim 2, characterized in that: and a silica gel drying agent is stored in the mounting frame (1002) of the drying plate (10).

4. A cooling device for a box substation according to claim 1, characterized in that: the liquid inlet pipe (701) and the liquid outlet pipe (702) are both provided with an opening valve.

5. A cooling device for a box substation according to claim 1, characterized in that: the vertical clapboard (3) is a heat insulation board.

6. A cooling device for a box substation according to claim 1, characterized in that: the model of the exhaust fan (601) is T35-4 #.

7. A cooling device for a box substation according to claim 1, characterized in that: and a sealing gasket is fixed at the contact position of the coiled pipe (9) and the box body (1).

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