CN212210169U - Block terminal that electrical engineering used - Google Patents

Abstract

The utility model discloses a distribution box for electrical engineering, which comprises a main box, an auxiliary box, an air inlet chamber and an air outlet chamber. The outer walls on both sides of the main box are fixedly connected with auxiliary boxes by welding, and the inside of the auxiliary box is A partition plate is fixedly connected by welding, and the top of the auxiliary box located on one side is divided into an air inlet chamber by the partition plate. The air is drawn into the air intake chamber, and after being filtered by the filter element, the outside air contacts with the circulating cooling water pipe to cool down, and then the cooled air is sent to the inside of the main box through the cooling fan to cool the electrical components inside the main box to ensure the cooling effect. At the same time, it prevents external dust from entering the main box and causing pollution to the electrical components. The partition inside the auxiliary box is convenient for the maintenance of the electrical components in the distribution box, which is convenient for the storage of tools and spare parts, and easy for maintenance personnel to take.

Description

A distribution box for electrical engineering

technical field

The utility model relates to the technical field of electrical engineering, in particular to a distribution box for electrical engineering.

Background technique

The distribution box is a mass of parameters on the data, which generally constitutes a low-voltage forest. According to the electrical wiring, switchgear, measuring instruments, protective appliances and auxiliary equipment are required to be assembled in a closed or semi-enclosed metal cabinet or on the screen to form a low-voltage power distribution. box. During normal operation, the circuit can be switched on or off by means of manual or automatic switches. The distribution box has the characteristics of small size, easy installation, special technical performance, fixed location, unique configuration function, no site restrictions, common application, stable and reliable operation, high space utilization, small footprint and environmental protection effects. The purpose of the distribution box: to distribute electric energy reasonably and to facilitate the opening and closing operation of the circuit. It has a high safety protection level and can visually display the conduction state of the circuit.

However, there are some drawbacks in the use of traditional electrical engineering distribution boxes, such as:

1. When the traditional distribution box for electrical engineering is in use, due to the large number of electrical components inside the distribution box, these electrical components will generate a lot of heat during operation. The traditional distribution box mostly uses heat dissipation windows to passively dissipate heat. The efficiency is low, and at the same time, during the heat dissipation process, the external dust easily enters the inside of the distribution box and causes damage to the electrical components.

2. When the traditional distribution box for electrical engineering is in use, it needs to be repaired and maintained regularly. However, during the maintenance process, there are many maintenance tools, and the temporary storage of spare parts and tools cannot be carried out during the maintenance process, resulting in maintenance and repair. Personnel constantly switch back and forth between the distribution box and the maintenance device, which affects the maintenance efficiency.

Utility model content

The purpose of the present invention is to provide a distribution box for electrical engineering to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a power distribution box for electrical engineering, comprising: a main box, an auxiliary box, an air inlet chamber and an air outlet chamber, and the outer walls on both sides of the main box are fixedly connected by welding. Auxiliary box, the interior of the auxiliary box is fixedly connected with a partition by welding, the top of the auxiliary box located on one side is separated by a partition plate, and an intake chamber is separated by a partition plate, and the bottom of the auxiliary box located on the side away from the intake chamber is separated by a partition plate Separated with an air outlet, the auxiliary box is provided with a ventilation grille at the air inlet chamber and the outer wall of the air outlet. A storage box door is pivotally connected to the outside of the storage room through a hinge.

Further, the main box further includes: a protective net and a main box door, the main box is located on the central inner wall of the air inlet chamber and the air outlet chamber, and is fixedly connected with a protective net by clamping, and the outer side of the main box is connected with a hinge through rotation. Main compartment door.

Further, the air inlet chamber also includes: a cooling fan, a filter element, a circulating cooling water pipe and a fan fixing plate, the inner wall of the air inlet chamber close to the ventilation grille side is fixedly connected with a filter element by clamping, and the upper and lower parts of the air inlet chamber are connected. The inner walls on both sides are fixedly connected with circulating cooling water pipes by clamping, the air inlet inner wall is fixedly connected with a fan fixing plate by screws, the center of the fan fixing plate is fixedly connected with a cooling fan through a bracket, and the outside of the air inlet is connected by a hinge. The air intake box door is connected by rotation. When in use, the outside air is drawn into the air intake chamber through the rotation of the cooling fan. After filtering through the filter element, the outside air contacts with the circulating cooling water pipe to cool down, and then the cooled air passes through the cooling fan. It is sent into the main box to cool the electrical components inside the main box, and then discharged from the ventilation grille on one side of the air outlet to ensure cooling and prevent external dust from entering the main box and causing pollution to the electrical components.

Further, the air outlet chamber further comprises: an air outlet box door, an air outlet box door is rotatably connected to the outside of the air outlet chamber through a hinge, and a sealing strip is fixedly connected to the contact part of the air outlet box door and the air outlet chamber by clamping, for air outlet. The sealing of the chamber prevents external dust from entering the outlet chamber.

Further, one end of the water inlet of the circulating cooling water pipe is fixedly connected with a circulating water pump through a pipe joint, and one end of the water outlet of the circulating cooling water pipe is connected with a cooling water tank through a pipe.

Further, a sealing strip is fixedly connected to the contact part between the air intake box door and the air intake chamber by clamping, which is convenient for the sealing of the air intake chamber, and it is convenient for the wind blown by the cooling fan to enter the main box, and it is convenient for the hot air in the main box. Perform heat exchange to accelerate heat dissipation in the main box.

Compared with the prior art, the beneficial effects of the present utility model are:

1. Through the main box, the auxiliary box and the air intake chamber, the utility model realizes that when the distribution box for electrical engineering is used, the outside air is drawn into the air intake chamber through the rotation of the cooling fan, and filtered through the filter element. After that, the outside air contacts the circulating cooling water pipe to cool down, and then the cooled air is sent into the main box through the cooling fan to cool the electrical components inside the main box, and then discharged from the ventilation grille on the side of the air outlet to ensure cooling. At the same time, it prevents external dust from entering the main box and causing pollution to the electrical components.

2. Through the main box, the auxiliary box and the air intake chamber, the utility model realizes that when the distribution box for electrical engineering is used, the partition inside the auxiliary box is convenient for the maintenance of the electrical components in the distribution box. , easy to store tools and spare parts, easy for maintenance personnel to take, to ensure the smooth progress of maintenance work.

Description of drawings

1 is a schematic cross-sectional view of the overall front view structure of the present utility model;

Figure 2 is a schematic cross-sectional view of the overall left-view structure of the present utility model;

3 is a schematic diagram of the overall front structure of the utility model;

FIG. 4 is a schematic structural diagram of the main view of the Xunhuang cooling water pipe of the present utility model.

In Figure 1-4: 1-main box; 101-protective net; 102-main box door; 2-auxiliary box; 201-ventilation grille; 202-partition; 203-storage room; 204-storage box door ; 3- intake chamber; 301- cooling fan; 302- filter element; 303- circulating cooling water pipe; 304- fan fixing plate; 305- intake box door; 4- air outlet chamber; 401- air box door.

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 power distribution box for electrical engineering, including: a main box 1, an auxiliary box 2, an air inlet chamber 3 and an air outlet chamber 4, the two sides of the main box 1 are The outer wall is fixedly connected with the auxiliary box 2 by welding, and the interior of the auxiliary box 2 is fixedly connected with a partition 202 by welding. The bottom of the auxiliary box 2 is divided into an air outlet chamber 4 by a partition 202. The auxiliary box 2 is located at the outer wall of the air inlet chamber 3 and the air outlet chamber 4 with a ventilation grille 201. The inside of the auxiliary box 2 is located at the bottom of the air inlet chamber 3 and the air outlet chamber 4. The top is separated by a partition 202 with a storage room 203, and a storage box door 204 is connected to the outer side of the storage room 203 through hinges. The main box 1 also includes: a protective net 101 and a main box door 102. 3 and the inner wall of the center of the air outlet chamber 4 are fixedly connected with a protective net 101 through a snap connection, and a main box door 102 is rotatably connected to the outer side of the main box 1 through a hinge.

The air intake chamber 3 also includes: a cooling fan 301, a filter element 302, a circulating cooling water pipe 303 and a fan fixing plate 304. The inner wall of the air intake chamber 3 close to the ventilation grille 201 is fixedly connected with a filter element 302 by clamping, and the air intake chamber 3 is up and down. The inner walls of the two sides are fixedly connected with circulating cooling water pipes 303 by clamping, the inner wall of the intake chamber 3 is fixedly connected with a fan fixing plate 304 by screws, the center of the fan fixing plate 304 is fixedly connected with a cooling fan 301 through a bracket, and the outer side of the intake chamber 3 is connected by a hinge The air intake box door 305 is rotatably connected. When in use, the outside air is drawn into the air intake chamber 3 through the rotation of the cooling fan 301. After being filtered by the filter element 302, the outside air contacts with the circulating cooling water pipe 303 to cool down, and then after cooling The air is sent into the main box 1 through the cooling fan 301 to cool the electrical components inside the main box 1, and then discharged from the ventilation grille 201 on the side of the air outlet 4 to ensure cooling and prevent external dust from entering the inside of the main box 1. Contamination of electrical components.

The air outlet chamber 4 also includes: an air outlet box door 401, an air outlet box door 401 is connected to the outside of the air outlet chamber 4 through a hinge rotation, and the contact part of the air outlet box door 401 and the air outlet chamber 4 is fixedly connected with a sealing strip by clamping, which is used for the air outlet chamber 401. It is sealed to prevent external dust from entering the air outlet chamber 401. One end of the water inlet of the circulating cooling water pipe 303 is fixedly connected with a circulating water pump through a pipe joint, and one end of the water outlet of the circulating cooling water pipe 303 is connected with a cooling water tank through a pipeline. 3. The contact part is fixedly connected with a sealing strip by clamping, which is convenient for the sealing of the air intake chamber 3, and it is convenient for the air blown by the cooling fan 301 to enter the main box 1, and conduct heat exchange with the hot air in the main box 1 to accelerate the main box 1. heat dissipation inside.

Working principle: When the power distribution box for electrical engineering is used, the outside air is drawn into the air intake chamber 3 through the rotation of the cooling fan 301, and after being filtered by the filter element 302, the outside air contacts with the circulating cooling water pipe 303 to cool down, and then The cooled air is sent into the main box 1 through the cooling fan 301 to cool the electrical components inside the main box 1, and then discharged from the ventilation grille 201 on the side of the air outlet chamber 4 to ensure cooling and prevent external dust from entering the main box. 1. The interior will pollute the electrical components. Through the partitions inside the auxiliary box 2, it is convenient for the electrical components in the distribution box to be repaired, and it is convenient for the storage of tools and spare parts, and for the maintenance personnel to take it, so as to ensure the smooth progress of the maintenance work.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. a power distribution box for electrical engineering, is characterized in that, comprises: main box (1); Auxiliary box (2); Intake chamber (3); outlet chamber (4), Wherein, the outer walls of the two sides of the main box (1) are fixedly connected with the auxiliary box (2) by welding, the interior of the auxiliary box (2) is fixedly connected with a partition (202) by welding, and the auxiliary box on one side is (2) The air inlet chamber (3) is separated at the top by the partition plate (202), and the air outlet chamber (4) is separated at the bottom of the auxiliary tank (2) on the side away from the air inlet chamber (3) by the partition plate (202). ), the auxiliary box (2) is located at the outer wall of the air inlet chamber (3) and the air outlet chamber (4) with a ventilation grille (201), and the inside of the auxiliary box (2) is located at the bottom of the air inlet chamber (3) and A storage chamber (203) is separated from the top of the air outlet chamber (4) by a partition plate (202), and a storage box door (204) is rotatably connected to the outer side of the storage chamber (203) through a hinge. 2. A power distribution box for electrical engineering according to claim 1, characterized in that: the main box (1) further comprises: protective net (101); main compartment door (102), Wherein, the main box (1) is located on the central inner wall of the air inlet chamber (3) and the air outlet chamber (4) and is fixedly connected with a protective net (101) by clamping, and the outer side of the main box (1) is pivotally connected with a hinge Main compartment door (102). 3. A power distribution box for electrical engineering according to claim 1, characterized in that: the air intake chamber (3) further comprises: cooling fan (301); filter element (302); Circulating cooling water pipe (303); Fan fixing plate (304), Wherein, a filter element (302) is fixedly connected to the inner wall of the air inlet chamber (3) near the ventilation grille (201) by clamping, and the inner walls of the upper and lower sides of the air inlet chamber (3) are fixedly connected by clamping to have a circulation A cooling water pipe (303), a fan fixing plate (304) is fixedly connected to the inner wall of the air inlet chamber (3) by screws, and a cooling fan (301) is fixedly connected to the center of the fan fixing plate (304) through a bracket. An air intake box door (305) is rotatably connected to the outside of the air chamber (3) through a hinge. 4. A power distribution box for electrical engineering according to claim 1, characterized in that: the air outlet chamber (4) further comprises: an air outlet box door (401), the outside of the air outlet chamber (4) is connected by a hinge A gas outlet box door (401) is rotatably connected, and a sealing strip is fixedly connected with the contact part of the gas outlet box door (401) and the gas outlet chamber (4) by clamping. 5. A power distribution box for electrical engineering according to claim 3, characterized in that: one end of the water inlet of the circulating cooling water pipe (303) is fixedly connected with a circulating water pump through a pipe joint, and the circulating cooling water pipe (303) ) One end of the water outlet is connected with a cooling water tank through a pipeline. 6. A power distribution box for electrical engineering according to claim 3, characterized in that: a sealing strip is fixedly connected to the contact part of the air inlet box door (305) and the air inlet chamber (3) by clamping.

Images