CN213782540U

CN213782540U - Electric power engineering prevents electrostatic interference switch board

Info

Publication number: CN213782540U
Application number: CN202022021365.6U
Authority: CN
Inventors: 毛炳暖
Original assignee: Chongqing Transsut Technology Co ltd
Current assignee: Chongqing Transsut Technology Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-07-23
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses an electric power engineering prevents electrostatic interference switch board belongs to distribution equipment technical field, an electric power engineering prevents electrostatic interference switch board, including first iron-clad, first iron-clad inside is equipped with the second iron-clad, fixedly connected with insulating layer between first iron-clad and the second iron-clad, second iron-clad downside inside fixedly connected with two vertical set up bracing pieces, bracing piece other end fixedly connected with same first iron sheet, second iron-clad left and right sides inner wall all fixedly connected with telescopic link, two telescopic link relative one end all fixedly connected with the second iron sheet, the telescopic link is overlapped and is equipped with compression spring, and compression spring both ends respectively with second iron-clad inner wall and second iron sheet fixed connection, it can realize improving the anti-interference ability of switch board to static, not only can discharge the dry air in the switch board, still be convenient for dispel the heat to the switch board inside, effectively reducing the occurrence probability of static electricity.

Description

Electric power engineering prevents electrostatic interference switch board

Technical Field

The utility model relates to a distribution equipment technical field, more specifically say, relate to an electrostatic interference switch board is prevented to electric power engineering.

Background

The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.

In the failure case of circuits and electronic components, electrostatic damage accounts for a large proportion, and particularly a low-voltage control circuit with poor anti-interference capability is very easy to be interfered by static electricity to cause a control chip to be halted and unable to work, so that the circuit for restraining the electrostatic interference, which is simple and reliable in design, is particularly important for improving the reliability of the circuit.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an electric power engineering prevents electrostatic interference switch board, it can realize improving the switch board to the interference killing feature of static, not only can discharge the inside dry air of switch board, still is convenient for dispel the heat to switch board inside, effectively reduces the emergence probability of static.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An anti-static-interference power distribution cabinet for power engineering comprises a first iron shell, wherein a second iron shell is arranged inside the first iron shell, an insulating layer is fixedly connected between the first iron shell and the second iron shell, two vertical supporting rods are fixedly connected inside the lower side of the second iron shell, the other end of each supporting rod is fixedly connected with the same first iron sheet, telescopic rods are fixedly connected to the inner walls of the left side and the right side of the second iron shell, the opposite ends of the two telescopic rods are fixedly connected with the second iron sheet, a compression spring is sleeved on each telescopic rod, the two ends of each compression spring are respectively fixedly connected with the inner wall of the second iron shell and the second iron sheet, a power distribution box is arranged inside the second iron shell, the left side wall and the lower side wall of the power distribution box are respectively contacted with the second iron sheet and the first iron sheet, and a first lead is fixedly connected between the second iron sheet and the inner side wall of the second iron shell, first iron sheet and second iron casing downside inner wall fixedly connected with second wire, fixedly connected with earth connection on the second iron casing lateral wall, and the earth connection runs through second iron casing and insulating layer fixedly connected with ground connection box, and ground connection box is located the below ground, the guard gate is installed to the lateral wall before the first iron casing, can realize improving the switch board to the interference killing feature of static, not only can discharge the inside dry air of switch board, still is convenient for dispel the heat to switch board inside, effectively reduces the emergence probability of static.

Further, a plurality of vertical bracing pieces of first iron clad upper end fixedly connected with, first iron clad upside be equipped with two bracing piece fixed connection's ceiling, avoid rainwater and dust to get into from the fan.

Further, the fan is installed to first iron-clad upper end, install a plurality of ventilation pipes on the first iron-clad lateral wall, and the ventilation pipe runs through second iron-clad and insulating layer setting, makes the inside circulation of air of second iron-clad, avoids inside air drying and produces static, can dispel the heat to the switch board simultaneously.

Furthermore, a plurality of the inside fixedly connected with filter screen of ventilation pipe can the dust in the filtered air, and the reduction of certain degree produces static because of the dust gets into.

Furthermore, the insulating layer is made of insulating materials, and can effectively isolate external static electricity.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize improving the switch board to the interference killing feature of static, not only can discharge the inside dry air of switch board, still is convenient for dispel the heat to switch board inside, effectively reduces the emergence probability of static.

(2) A plurality of vertical bracing pieces of first iron clad upper end fixedly connected with, first iron clad upside be equipped with two bracing piece fixed connection's ceiling, avoid rainwater and dust to get into from the fan.

(3) The fan is installed to first iron-clad upper end, installs a plurality of ventilation pipes on the first iron-clad lateral wall, and the ventilation pipe runs through second iron-clad and insulating layer setting, makes the inside circulation of air of second iron-clad, avoids inside air drying and produces static, can dispel the heat to the switch board simultaneously.

(4) The filter screen is fixedly connected in the ventilation pipes, dust in the air can be filtered, and static electricity is generated due to the fact that the dust enters the ventilation pipes to a certain degree.

(5) The insulating layer adopts insulating material, can effectively isolated external static.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is an external view of the present invention.

The reference numbers in the figures illustrate:

1 first iron shell, 2 second iron shells, 3 insulating layers, 4 supporting rods, 5 first iron sheets, 6 telescopic rods, 7 second iron sheets, 8 compression springs, 9 distribution boxes, 10 first leads, 11 second leads, 12 supporting rods, 13 ceilings, 14 fans, 15 ventilation pipes, 16 grounding wires, 17 grounding boxes and 18 protective doors.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-2, an anti-electrostatic interference power distribution cabinet for power engineering includes a first iron shell 1, a second iron shell 2 is disposed inside the first iron shell 1, an insulating layer 3 is fixedly connected between the first iron shell 1 and the second iron shell 2, and the insulating layer 3 is made of an insulating material and can effectively isolate external static electricity. Two vertical supporting rods 4 are fixedly connected inside the lower side of a second iron shell 2, the other end of each supporting rod 4 is fixedly connected with the same first iron sheet 5, the inner walls of the left side and the right side of the second iron shell 2 are fixedly connected with telescopic rods 6, the opposite ends of the two telescopic rods 6 are fixedly connected with a second iron sheet 7, a compression spring 8 is sleeved on each telescopic rod 6, the two ends of each compression spring 8 are respectively and fixedly connected with the inner wall of the second iron shell 2 and the second iron sheet 7, a distribution box 9 is arranged inside the second iron shell 2, the left side wall, the right side wall and the lower side wall of the distribution box 9 are respectively contacted with the second iron sheet 7 and the first iron sheet 5, a first lead 10 is fixedly connected between the second iron sheet 7 and the inner side wall of the second iron shell 2, a second lead 11 is fixedly connected with the inner walls of the lower sides of the first iron sheet 5 and the second iron shell 2, a ground lead 16 is fixedly connected with the side wall of the second iron shell 2, and the ground lead 16 penetrates through the second iron shell 2 and an insulating layer 3 and is fixedly connected with a ground box 17, and ground connection box 17 is located the underground, and the lateral wall is installed the first iron-clad 1 of guard gate 18, second iron-clad 2, first iron sheet 5 and second iron sheet 7 and is electrically conductive material before the first iron-clad 1 for realize the conduction of static.

Referring to fig. 1-2, a plurality of vertical support rods 12 are fixedly connected to the upper end of the first iron shell 1, and a ceiling 13 fixedly connected to the two support rods 12 is disposed on the upper side of the first iron shell 1 to prevent rain water and dust from entering the blower 14.

Please refer to fig. 1-2, the fan 14 is installed at the upper end of the first iron shell 1, the air exhaust position of the fan 14 is upward, the air inside the second iron shell 2 can be exhausted, the structure and principle of the fan 14 are the prior art, which is not described herein any more, the plurality of ventilation pipes 15 are installed on the side wall of the first iron shell 1, and the ventilation pipes 15 penetrate through the second iron shell 2 and the insulating layer 3, so that the air inside the second iron shell 2 circulates, thereby avoiding the drying of the inside air and generating static electricity, and simultaneously, the heat dissipation of the power distribution cabinet can be performed.

Referring to fig. 1, a filter screen is fixedly connected to the inside of the plurality of ventilation pipes 15, so as to filter dust in the air and reduce static electricity generated by the dust.

The working principle is as follows: the static electricity outside is isolated through the insulating layer 3, the interference of the static electricity generated by the friction and the contact outside to the distribution box 9 is effectively avoided, meanwhile, the static electricity can be transmitted to the grounding box 17 through the grounding wire 16 to lead the current to the underground, the first lead wire 10 and the second lead wire 11 can transmit the static electricity outside the distribution box 9 to the second iron shell 2 and lead the static electricity to the underground through the grounding wire 16, the anti-interference capability of the static electricity of the distribution box 9 is improved, after the fan 14 is started, the fan 14 can discharge the dry air in the second iron shell 2 and introduce the air outside through the plurality of ventilation pipes 15, the filter screen inside the ventilation pipe 15 can filter the dust in the air to a certain degree, and the static electricity times generated by the dust inside the second iron shell 2 is reduced, the utility model discloses can realize the improvement of the anti-interference capability of the distribution cabinet to the static electricity, and can discharge the dry air inside the distribution cabinet, still be convenient for dispel the heat to switch board inside, effectively reduce the emergence probability of static.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an electric power engineering prevents electrostatic interference switch board, includes first iron-clad (1), its characterized in that: the iron shell comprises a first iron shell (1), a second iron shell (2) is arranged in the first iron shell (1), an insulating layer (3) is fixedly connected between the first iron shell (1) and the second iron shell (2), two vertical supporting rods (4) are fixedly connected in the lower side of the second iron shell (2), the other end of each supporting rod (4) is fixedly connected with the same first iron sheet (5), the inner walls of the left side and the right side of the second iron shell (2) are fixedly connected with telescopic rods (6), the opposite ends of the two telescopic rods (6) are fixedly connected with second iron sheets (7), a compression spring (8) is sleeved on each telescopic rod (6), the two ends of each compression spring (8) are respectively and fixedly connected with the inner wall of the second iron shell (2) and the second iron sheets (7), a distribution box (9) is arranged in the second iron shell (2), and the left side wall, the right side wall and the lower side wall of the distribution box (9) are respectively contacted with the second iron sheets (7) and the first iron sheets (5), first wire (10) of fixedly connected with between second iron sheet (7) and second iron shell (2) inside wall, first iron sheet (5) and second iron shell (2) downside inner wall fixedly connected with second wire (11), fixedly connected with earth connection (16) on second iron shell (2) lateral wall, and earth connection (16) run through second iron shell (2) and insulating layer (3) fixedly connected with ground connection box (17), and ground connection box (17) are located the below ground, guard gate (18) are installed to the lateral wall before first iron shell (1).

2. The power distribution cabinet for preventing electrostatic interference in power engineering according to claim 1, characterized in that: the first iron shell (1) is fixedly connected with a plurality of vertical supporting rods (12) at the upper end, and a ceiling (13) fixedly connected with the two supporting rods (12) is arranged on the upper side of the first iron shell (1).

3. The power distribution cabinet for preventing electrostatic interference in power engineering according to claim 1, characterized in that: fan (14) are installed to first iron-clad (1) upper end, install a plurality of ventilation pipes (15) on first iron-clad (1) lateral wall, and ventilation pipe (15) run through second iron-clad (2) and insulating layer (3) setting.

4. The power distribution cabinet for preventing electrostatic interference in power engineering according to claim 3, characterized in that: a filter screen is fixedly connected inside the ventilation pipes (15).

5. The power distribution cabinet for preventing electrostatic interference in power engineering according to claim 1, characterized in that: the insulating layer (3) is made of insulating materials.