CN216529994U - A low-voltage power distribution cabinet that is easy to move - Google Patents

Abstract

The utility model belongs to the technical field of power distribution cabinets, and particularly relates to a low-voltage power distribution cabinet convenient to move. The low-voltage power distribution cabinet is convenient for operators to move when overhauling, maintaining or replacing elements, so that the working efficiency is improved; the cooling liquid circulation cooling and the ventilation fan ventilation cooling are matched with each other to dissipate heat, so that the temperature in the low-voltage power distribution cabinet is controlled; the loss is lower, and the wearing parts are convenient to change, can reduce use cost.

Description

A low-voltage power distribution cabinet that is easy to move

technical field

The utility model belongs to the technical field of power distribution cabinets, in particular to a low-voltage power distribution cabinet that is easy to move.

Background technique

Low-voltage switchgear and control equipment are commonly known as low-voltage switchgear, also known as low-voltage power distribution cabinet. The rated current of the low-voltage power distribution cabinet is AC 50Hz, and the power distribution system with a rated voltage of 380V is used as power, lighting and power distribution. Electric energy conversion and control. use. The product has the characteristics of strong breaking capacity, good dynamic and thermal stability, flexible electrical scheme introduction, convenient combination, strong series, practicability, and novel structure. With the construction and implementation of smart grid, infrastructure, investment in manufacturing and the development of new energy industry, my country's low-voltage distribution cabinet market has maintained a rapid growth trend.

However, most of the existing low-voltage power distribution cabinets are fixedly installed or placed. When technicians need to replace or maintain the power distribution cabinet, the work intensity is often increased due to the inconvenient movement of the power distribution cabinet, the working time is longer, and the work efficiency is difficult to improve. At the same time, the heat dissipation effect is poor, which affects the working efficiency and service life of the internal components during operation.

Utility model content

The purpose of the utility model is to provide a low-voltage power distribution cabinet that is easy to move.

The technical scheme adopted by the present utility model is as follows:

A low-voltage power distribution cabinet that is easy to move includes an air intake box, first air intake plates are arranged on both sides of the air intake box, and second air intake plates are arranged on both sides of the air intake box. A roller seat is arranged under the box, a roller is arranged under the roller seat, a power distribution cabinet is arranged above the air intake box, a ventilation fan casing is arranged above the power distribution cabinet, and a protective cover is arranged above the ventilation fan casing, so The power distribution cabinet is provided with a cabinet door at the front and back, a handle is arranged on the cabinet door, a cooling liquid tank is arranged in the air intake box, and a first tee joint is arranged on one side of the cooling liquid box, and the first three-way joint is arranged on one side of the cooling liquid box. A first circulation pipe is arranged at the front and rear of the tee joint, a connecting pipe is arranged on the side of the cooling liquid tank away from the first tee joint, and a circulating pump is arranged on the side of the connecting pipe away from the cooling liquid tank , the side of the circulating pump away from the cooling liquid tank is provided with a second three-way joint, the front and rear of the second three-way joint are provided with a second circulating pipe, and a baffle is arranged above the cooling liquid tank, so An air hole is provided on the partition, an element bracket is arranged above the partition, a main cable hole is arranged on the element bracket, a component installation hole is arranged between the main cable holes, and a component bracket is arranged above the element bracket. There is a motor, a motor frame is arranged in the casing of the ventilation fan, and a fan blade is arranged at the output end of the motor.

Preferably, the air intake box and the first air intake plate are connected by bolts, the air intake box and the second air intake plate are connected by bolts, and the air intake box and the roller seat are connected by screws , the roller seat is connected with the roller by threads, the air intake box is connected with the power distribution cabinet by bolts, the power distribution cabinet is connected with the ventilation fan casing by bolts, and the ventilation fan casing is connected with the protective The cover is connected by threads, the power distribution cabinet is connected with the cabinet door through hinges, and the cabinet door is welded with the handle.

In this way, the first air intake plate, the second air intake plate, the roller seat and other components are arranged and installed through the air intake box, and the first air intake plate and the second air intake are installed through the first air intake plate and the second air intake plate. The plate facilitates the entry of outside air into the power distribution cabinet, the rollers are installed on the air intake box through the roller seat, so as to realize the convenient movement of the device, and the partitions, The component bracket and other components are used to provide the required position for component installation. The motor frame is installed through the ventilation fan housing to realize air circulation inside the power distribution cabinet. The shield prevents objects that can cause component damage from high altitude. When falling into the power distribution cabinet, the cabinet door facilitates the separation of energized equipment such as cables and components arranged in the power distribution cabinet from the outside world, and the handle facilitates the opening and closing of the cabinet door.

Preferably, the air intake tank and the cooling liquid tank are connected by bolts, the cooling liquid tank and the first three-way joint are connected by threads, and the first three-way joint and the first circulation pipe pass through threaded connection, the coolant tank and the circulating pump are all connected with the connecting pipe through a threaded connection, the circulating pump is connected with the second three-way joint by a screw, and the second three-way joint is connected with the third three-way joint. The second circulation pipe is connected by threads, the first circulation pipe and the second circulation pipe are connected by threads, and both the first circulation pipe and the second circulation pipe are slidably connected with the partition plate.

In this way, by adding cooling liquid to the cooling liquid tank, the circulating pump works to make the cooling liquid in the cooling liquid tank flow along the first three-way joint, the first circulation pipe, the second The circulation pipe, the second three-way joint, the circulation pump, the connecting pipe, and the cooling liquid tank conduct flow and circulation, so as to reduce the temperature in the power distribution cabinet.

Preferably: the power distribution cabinet and the partition are connected by bolts, the partition and the air hole are integrally formed, the power distribution cabinet and the component bracket are connected by bolts, and the component bracket and the main The cable hole is integrally formed, and the component support and the component mounting hole are integrally formed.

In this way, the parts are prevented from accidentally falling and damaging the coolant tank, the circulating pump and other components by the partition plate, the air is easy to enter the power distribution cabinet through the air holes, and the component brackets are used to remove the components. The areas in the power distribution cabinet are separated, and the main cables are installed behind the component brackets, and the main cables are connected to the components through the main cable holes, and are installed in front of the component brackets through the component installation holes element.

Preferably, the motor and the motor frame are connected by bolts, the ventilating fan casing is welded with the motor frame, and the motor output end and the fan blade are threadedly connected and fixed by nuts.

In this way, the motor is installed on the housing of the ventilation fan through the motor frame, the fan blade is driven by the motor frame, and the air intake box and the power distribution cabinet are accelerated through the rotation of the fan blade. The cooling liquid circulation system composed of the circulating pump and other components ensures that the low-voltage power distribution cabinet can fully dissipate heat during operation.

The beneficial effects of the present utility model are:

1. It is convenient for the operator to move the low-voltage power distribution cabinet when overhauling and maintaining or replacing components to improve work efficiency;

2. It is convenient to dissipate heat through the cooperation of cooling liquid circulation cooling and ventilation fan ventilation cooling, so as to control the temperature in the low-voltage power distribution cabinet;

3. The loss is low, and the wearing parts are easy to replace, which can reduce the cost of use.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification, and together with the following specific embodiments, are used to explain the present utility model, but do not constitute a limitation to the present utility model. In the attached image:

Fig. 1 is the isometric structure schematic diagram of a kind of easy-to-move low-voltage power distribution cabinet according to the present utility model;

Figure 2 is a schematic front view of the structure of a low-voltage power distribution cabinet that is easy to move according to the present invention;

Fig. 3 is a left-view structural schematic diagram of a low-voltage power distribution cabinet that is easy to move according to the present invention;

4 is a schematic isometric view of a low-voltage power distribution cabinet according to the present utility model after removing the air inlet plate, the cabinet door and the protective cover;

Figure 5 is a schematic front view of the structure of a low-voltage power distribution cabinet that is easy to move according to the present invention after removing the air inlet plate, the cabinet door and the protective cover;

FIG. 6 is a schematic top view of a low-voltage power distribution cabinet that is easy to move according to the present utility model after removing the air inlet plate, the cabinet door and the protective cover.

The reference numerals are explained as follows:

101, air intake box; 102, first air intake plate; 103, second air intake plate; 104, roller seat; 105, roller; 106, power distribution cabinet; 107, ventilation fan housing; 108, shield; 109, cabinet Door; 110, handle; 201, coolant tank; 202, first tee joint; 203, first circulation pipe; 204, connecting pipe; 205, circulating pump; 206, second tee joint; 207, second circulation 301, partition plate; 302, air hole; 303, component bracket; 304, main cable hole; 305, component mounting hole; 401, motor; 402, motor frame; 403, fan blade.

Detailed ways

In the description of the present invention, it should be understood that the terms "center", "portrait", "horizontal", "top", "bottom", "front", "rear", "left", "right", " The orientation or positional relationship indicated by vertical, horizontal, top, bottom, inner, outer, etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and The description is simplified rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", etc., may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations.

The present utility model is further described below through the embodiments in conjunction with the accompanying drawings.

As shown in FIGS. 1-6 , a low-voltage power distribution cabinet that is easy to move includes an air intake box 101 , first air intake plates 102 are arranged on both sides of the air intake box 101 , and second air intake plates 102 are arranged on both sides of the air intake box 101 . Two air intake plates 103, a roller seat 104 is provided below the air intake box 101, a roller 105 is provided below the roller seat 104, a power distribution cabinet 106 is provided above the air intake box 101, and a ventilation fan casing 107 is provided above the power distribution cabinet 106. The ventilation fan A shield 108 is arranged above the outer shell 107, a cabinet door 109 is arranged at the front and rear of the power distribution cabinet 106, a handle 110 is arranged on the cabinet door 109, a cooling liquid tank 201 is arranged in the air intake box 101, and a first cooling liquid tank 201 is arranged on one side. A three-way joint 202, the first three-way joint 202 is provided with a first circulation pipe 203 at the front and rear, and a connecting pipe 204 is disposed on the side of the coolant tank 201 away from the first three-way joint 202, and the connecting pipe 204 is far away from the coolant tank 201 A circulating pump 205 is provided on one side of the cooling liquid tank 205, and a second three-way joint 206 is provided on the side of the circulating pump 205 away from the cooling liquid tank 201. A partition 301 is provided, an air hole 302 is provided on the partition 301, an element bracket 303 is arranged above the partition 301, a main cable hole 304 is arranged on the element bracket 303, and an element mounting hole 305 is arranged between the main cable holes 304 , a motor 401 is arranged above the component support 303 , a motor frame 402 is arranged in the ventilation fan casing 107 , and a fan blade 403 is arranged at the output end of the motor 401 .

Preferably, the air intake box 101 and the first air intake plate 102 are connected by bolts, the air intake box 101 and the second air intake plate 103 are connected by bolts, the air intake box 101 and the roller seat 104 are connected by screws, and the roller seat 104 is connected with the roller 105 is connected by screws, the air intake box 101 is connected with the power distribution cabinet 106 by bolts, the power distribution cabinet 106 is connected with the ventilation fan housing 107 by screws, the ventilation fan housing 107 is connected with the shield 108 by screws, and the power distribution cabinet 106 is connected with the cabinet door 109 The hinge is connected, and the cabinet door 109 is welded with the handle 110; the intake box 101 and the coolant tank 201 are connected by bolts, the coolant tank 201 is connected with the first three-way joint 202 by screws, and the first three-way joint 202 is connected with the first circulation The pipe 203 is connected by threads, the coolant tank 201 and the circulating pump 205 are connected with the connecting pipe 204 by threads, the circulating pump 205 is connected with the second three-way joint 206 by the screw, and the second three-way joint 206 and the second circulation pipe 207 are connected by screws Threaded connection, the first circulation pipe 203 and the second circulation pipe 207 are connected by threads, and the first circulation pipe 203 and the second circulation pipe 207 are both slidably connected to the partition plate 301; the power distribution cabinet 106 and the partition plate 301 are connected by bolts, The plate 301 and the air hole 302 are integrally formed, the power distribution cabinet 106 and the component bracket 303 are connected by bolts, the component bracket 303 and the main cable hole 304 are integrally formed, and the component bracket 303 and the component mounting hole 305 are integrally formed; the motor 401 and the motor frame 402 pass through Bolted connection, the ventilating fan housing 107 is welded with the motor frame 402, and the output end of the motor 401 and the fan blade 403 are connected by screws and fixed by nuts.

Working principle: When the low-voltage power distribution cabinet is installed for practical application, the first air intake plate 102, the second air intake plate 103, the roller seat 104 and other components are arranged and installed through the air intake box 101, and the first air intake plate 102, The second air intake plate 103 facilitates the entry of outside air into the power distribution cabinet. The roller 105 is installed on the air intake box 101 through the roller seat 104 to realize the convenient movement of the device. The installation partitions 301, Components such as component brackets 303 are used to provide the position required for component installation. The motor frame 402 is installed through the ventilating fan housing 107 to realize air circulation inside the power distribution cabinet. The protective cover 108 prevents objects that can cause component damage from falling into the equipment from a high altitude. In the electrical cabinet, the electrical equipment such as cables and components arranged in the power distribution cabinet 106 are easily separated from the outside by the cabinet door 109, and the opening and closing of the cabinet door 109 is facilitated by the handle 110; For the cooling liquid, the circulating pump 205 works so that the cooling liquid in the cooling liquid tank 201 flows along the first three-way joint 202 , the first circulating pipe 203 , the second circulating pipe 207 , the second three-way joint 206 , the circulating pump 205 and the connecting pipe 204 2. Flow circulation in the direction of the coolant tank 201 to reduce the temperature in the power distribution cabinet 106; the partition plate 301 prevents the components from accidentally falling and smashes the coolant tank 201, the circulating pump 205 and other components, and the air hole 302 facilitates the air entering the power distribution board In the cabinet 106, the area in the power distribution cabinet 106 is separated by the component bracket 303, the main cable is installed behind the component bracket 303, and the main cable is connected to the component through the main cable hole 304, in front of the component bracket 303 Install the components through the component mounting holes 305; install the motor 401 on the ventilation fan housing 107 through the motor frame 402, drive the fan blade 403 through the motor frame 402, and accelerate the air circulation in the air intake box 101 and the power distribution cabinet 106 through the rotation of the fan blade 403 and circulation speed, and the cooling liquid circulation system composed of circulating pump 205 and other components ensures that the low-voltage power distribution cabinet can fully dissipate heat during operation.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those skilled in the art, the present utility model can also be used without departing from the purpose of the present utility model. Various changes are made under the premise.

Claims (5)

1. The utility model provides a low-voltage distribution cabinet convenient to remove which characterized in that: the air inlet box comprises an air inlet box (101), wherein first air inlet plates (102) are arranged on two sides of the air inlet box (101), second air inlet plates (103) are arranged on the front portion and the rear portion of the air inlet box (101), roller seats (104) are arranged below the air inlet box (101), rollers (105) are arranged below the roller seats (104), a power distribution cabinet (106) is arranged above the air inlet box (101), a ventilation fan shell (107) is arranged above the power distribution cabinet (106), a protective cover (108) is arranged above the ventilation fan shell (107), cabinet doors (109) are arranged on the front portion and the rear portion of the power distribution cabinet (106), a handle (110) is arranged on each cabinet door (109), a cooling liquid box (201) is arranged in the air inlet box (101), a first three-way joint (202) is arranged on one side of the cooling liquid box (201), and first circulating pipes (203) are arranged on the front portion and the rear portion of the first three-way joint (202), a connecting pipe (204) is arranged on one side, away from the first three-way joint (202), of the cooling liquid tank (201), a circulating pump (205) is arranged on one side, away from the cooling liquid tank (201), of the connecting pipe (204), a second three-way joint (206) is arranged on one side, away from the cooling liquid tank (201), of the circulating pump (205), second circulating pipes (207) are arranged on the front and the back of the second three-way joint (206), a partition plate (301) is arranged above the cooling liquid tank (201), an air hole (302) is arranged on the partition plate (301), an element support (303) is arranged above the partition plate (301), a main cable hole (304) is arranged on the element support (303), an element mounting hole (305) is arranged between the main cable holes (304), a motor (401) is arranged above the element support (303), and a motor frame (402) is arranged in the ventilation fan shell (107), the output end of the motor (401) is provided with fan blades (403).

2. The low-voltage distribution cabinet convenient to move according to claim 1, characterized in that: the air inlet box (101) is connected with the first air inlet plate (102) through bolts, the air inlet box (101) is connected with the second air inlet plate (103) through bolts, the air inlet box (101) is connected with the roller seat (104) through threads, the roller seat (104) is connected with the roller (105) through threads, the air inlet box (101) is connected with the power distribution cabinet (106) through bolts, the power distribution cabinet (106) is connected with the ventilator shell (107) through bolts, the ventilator shell (107) is connected with the protective cover (108) through threads, the power distribution cabinet (106) is connected with the cabinet door (109) through hinges, and the cabinet door (109) is welded with the handle (110).

3. The low-voltage distribution cabinet convenient to move according to claim 1, characterized in that: the air inlet box (101) is connected with the cooling liquid box (201) through bolts, the cooling liquid box (201) is connected with the first three-way joint (202) through threads, the first three-way joint (202) is connected with the first circulating pipe (203) through threads, the cooling liquid box (201) and the circulating pump (205) are connected with the connecting pipe (204) through threads, the circulating pump (205) is connected with the second three-way joint (206) through threads, the second three-way joint (206) is connected with the second circulating pipe (207) through threads, the first circulating pipe (203) is connected with the second circulating pipe (207) through threads, and the first circulating pipe (203) and the second circulating pipe (207) are connected with the partition plate (301) in a sliding mode.

4. The low-voltage distribution cabinet convenient to move according to claim 1, characterized in that: the power distribution cabinet (106) is connected with the partition plate (301) through bolts, the partition plate (301) is integrally formed with the air hole (302), the power distribution cabinet (106) is connected with the element support (303) through bolts, the element support (303) is integrally formed with the main cable hole (304), and the element support (303) is integrally formed with the element mounting hole (305).

5. The low-voltage distribution cabinet convenient to move according to claim 1, characterized in that: the fan is characterized in that the motor (401) is connected with the motor frame (402) through bolts, the ventilator shell (107) is welded with the motor frame (402), and the output end of the motor (401) is connected with the fan blades (403) through threads and fixed through nuts.

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