CN217820780U - Low-current branch box - Google Patents

Abstract

The application provides a undercurrent feeder pillar and device, last box (1) and lower box (2) including assembling from top to bottom, it adopts non-metallic material to make to go up box (1), lower box (2) adopt metal material to make, it has the protection casing to go up box (1) embeds, install circuit element in the protection casing, the top of lower box (2) is provided with industry socket (21) of being connected with the circuit element electricity in last box (1), the panel of industry socket (21) is the inner space towards lower box (2) downwards, with connection industry plug (3), the lateral wall opening of lower box (2), come in and go out with the cable that supplies industry plug (3), it has corresponding cabinet door separately to go up box (1) and lower box (2). The application provides a undercurrent feeder pillar is difficult to contact naked electrified position when the operation, adopts non-metallic material's shell, and insulating properties is good, is difficult to take place the electric shock accident, can carry out real-time supervision to equipment through instrument observation equipment's situation.

Description

Low-current branch box

Technical Field

The application belongs to the technical field of electric power facility design, in particular to a low-current branch box.

Background

The low-current multi-path outgoing line branch box can be used indoors and outdoors. The device can be used as a temporary power supply device, and can also be fixed on the ground to operate for a long time.

In general, the low-current branch box is a box body made of metal. A plurality of switching elements are installed inside. In general, a miniature circuit breaker is adopted, and an earth leakage protection element with special requirements is added. The current of the incoming line switch does not exceed 125A generally, and the incoming line switch is connected to the electric equipment through a single-core or multi-core cable. The current common low-current branch box mainly has the following problems: 1. the box is metal casing, belongs to easy conducting medium, when components and parts take place the short circuit or ground fault, leads to the box shell electrified, and operating personnel is under the condition of not knowing, probably takes place the electric shock accident. 2. The live part of the component in the box is exposed, and the live part is easy to contact with during the operation process of personnel to cause accidents. 3. The surface of the box body shell is treated in a paint spraying or plastic spraying mode. Scratches and cracks on the outer surface, or long-term ultraviolet irradiation, rain and snow weather and the like can cause the damage of the paint surface and the corrosion of the shell. 4. The miniature circuit breaker is small in size and compact in installation space, and easily touches an electrified element of an accessory in a cable connection process, so that an electric shock accident or a short circuit is caused. If the safety is ensured, the operation is required after power failure. 5. No visualization equipment is available, and supervision on the operation state of the element is lacked.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the technical problems, the application provides a low-current branch box which can be monitored in real time and is safe and reliable to operate. While improving upon the above-described drawbacks or shortcomings.

This undercurrent feeder pillar is including last box and lower box of assembling from top to bottom, it adopts non-metallic material to make to go up the box, the lower box adopts metal material to make, it has the protection casing to go up the box internal, install circuit element in the protection casing, the top of lower box is provided with the industry socket of being connected with the circuit element electricity in the last box, the panel of industry socket is the inner space of box downwards towards, with the connection industry plug, the lateral wall opening of lower box, come in and go out with the cable that supplies the industry plug, it has the cabinet door that corresponds separately to go up box and lower box.

Preferably, the top cover of the branch box is a slanted top, and the middle of the slanted top is upwardly protruded and extends obliquely downwards from the protruded part towards the peripheral direction.

Preferably, an opening of the side wall of the lower box body is provided with a detachable baffle.

Preferably, the baffle is provided with a wire passing hole for the cable to pass through.

Preferably, the bottom of the lower box body is provided with a side plate extending outwards.

Preferably, the industrial socket adopts an IP67 protection grade industrial socket.

Preferably, the protection casing divide into two parts, goes up the part protection casing and is the instrument installation room, and internally mounted has instrument class circuit element, and lower part protection casing is the switch element installation room, and internally mounted has switch operation class circuit element, and lower part protection casing has the opening, switch operation class circuit element's operating handle can certainly the opening part is arranged in outside the protection casing.

Preferably, the lower protective cover is provided with a first transparent window for observing a power indicator of the circuit element in the lower protective cover; the upper part of the protective cover is provided with a second transparent window for observing the instrument in the upper part of the protective cover.

The application provides a undercurrent feeder pillar is difficult to contact naked electrified position when the operation, and the safety rating is high. The shell made of nonmetal materials is good in insulating property, electric shock accidents are not prone to happening, and real-time monitoring can be conducted on equipment through observing the condition of the equipment through the instrument.

Drawings

Fig. 1 is a front view of the external structure of a preferred embodiment of the low current branch box of the present application.

Fig. 2 is a side view of the embodiment of fig. 1 of the present application.

Fig. 3 is a front view of the internal structure of a preferred embodiment of the low current branch box of the present application.

Fig. 4 is a side view of the embodiment of fig. 3 of the present application.

Fig. 5 is a schematic diagram of the embodiment of fig. 3 of the present application for connecting an industrial plug.

The system comprises an upper box body 1, an instrument installation chamber 11, a switch element installation chamber 12, a lower box body 2, an industrial socket 21, a baffle 22, a side plate 23, an industrial plug 3, an operating handle 41, a power indicator 42 and an instrument 43.

Detailed Description

In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all embodiments of the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application, and should not be construed as limiting the present application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application. Embodiments of the present application will be described in detail below with reference to the drawings.

The application provides a undercurrent feeder pillar, including last box 1 and lower box 2 of assembling from top to bottom, it makes to go up box 1 and adopt non-metallic material, lower box 2 adopts metal material to make, it has the protection casing to go up box 1 built-in, install circuit element in the protection casing, the top of lower box 2 is provided with the industry socket 21 of being connected with the circuit element electricity in last box 1, the inside space of box 2 is down faced downwards to industry socket 21's panel, with connection industry plug 3, the lateral wall opening of lower box 2, in order to supply the cable of industry plug 3 to come in and go out, it has the cabinet door that corresponds separately to go up box 1 and lower box 2.

The box body is formed by assembling 2 parts, the upper half part is made of non-metal materials, corrosion resistance and ultraviolet resistance are high, ageing is not prone to occurring, and the non-metal materials are good in insulating property, safe and reliable; the latter half adopts metal material for the installation of whole box is fixed, and metal material intensity is good, can prevent the destruction that produces behind the slight striking.

In some optional embodiments, the top cover of the branch box is a slanted top, and the middle of the slanted top is upwardly protruded and extends obliquely downwardly from the protruded portion toward the circumferential direction. It can be understood that the outdoor rainproof top cover is formed through the inclined structure, and the application scene of the branch box is expanded. In an alternative embodiment, the pitched roof is an arc-shaped structure.

In some alternative embodiments, the side wall opening of the lower box body 2 is provided with a detachable baffle plate 22. In some alternative embodiments, the baffle 22 is provided with a wire passing hole for the cable to pass through.

It should be noted that each way of switch in the box body is connected with an industrial quick socket, and in the using process, the industrial quick socket is connected to the circuit through the industrial plug and the industrial socket, so that the disassembly and the assembly of elements and the cable connection are not needed, and the operation is convenient and quick. The industrial plug 3 is worn out at the opening part of the lower box side wall, the closing of the lower box cabinet door cannot be influenced, and meanwhile, maintenance personnel can maintain the socket or the plug through the cabinet door of the lower box body conveniently.

In some alternative embodiments, the bottom of the lower housing 2 is provided with outwardly extending side panels 23. An anti-toppling supporting structure is formed by the side plates 23, so that the box body is stably stored on the ground.

In some alternative embodiments, the industrial outlet 3 is an IP67 protection class industrial outlet. The industrial socket is arranged between the upper layer and the lower layer of the box body, the protection grade of the industrial socket is IP67, and the protection grade of the box body is IP44, so that the safety and the reliability of the operation process can be ensured.

In some optional embodiments, the protection casing divide into two parts, and the upper portion protection casing is instrument installation room 11, and internally mounted has instrument class circuit element, and lower part protection casing is switch element installation room 12, and internally mounted has switch operation class circuit element, and lower part protection casing has the opening, switch operation class circuit element's operating handle 41 can certainly the opening part is arranged in outside the protection casing. In this embodiment, the protection casing is installed additional to the component of incasement in inside after the installation is accomplished, covers electrified position, only exposes operating handle, prevents that operating personnel from touching electrified position by mistake and taking place the accident.

In some alternative embodiments, the lower protective cover has a first transparent window thereon for viewing the power indicator 42 of the circuit components within the lower protective cover; the upper portion shield has a second transparent window thereon for viewing the meter 43 within the upper portion shield.

It can be understood that the switch element in the box body is additionally provided with the information acquisition module, and the current, the voltage, the switching-on/off state and the fault information of the element can be acquired in real time. It should be noted that the information may be displayed locally, or uploaded to a background monitoring room through a transmission terminal, and remotely monitored, and displayed locally through the meter 43 and through a transparent window of the shield.

Furthermore, a temperature and humidity sensor, a smoke alarm sensor and a condensation sensor can be additionally arranged in the box body, and non-electric quantity information such as the temperature, the humidity, harmful gases (carbon monoxide, nitric oxide and the like), surface condensation and the like in the box body can be collected.

The application provides a undercurrent feeder pillar is difficult to contact naked electrified position when the operation, and the safety rating is high. The shell made of nonmetal materials is good in insulating property, electric shock accidents are not prone to happening, and real-time monitoring can be conducted on equipment through observing the condition of the equipment through the instrument.

The application can be applied to the user equipment with low voltage and low current, and can be installed by a wall, so that the occupied area is small, and the installation is avoided. When in use, the cable plugging device is convenient and quick to operate and can be used for plugging and unplugging the cable quickly. The method can also be applied to temporary electricity utilization, news broadcasting, lighting, sound and the like of important events, meetings and large-scale activities; the data are monitored in real time, so that the fault point can be positioned quickly, and the power supply reliability is ensured.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a undercurrent feeder pillar, a serial communication port, including last box (1) and lower box (2) of assembling from top to bottom, go up box (1) and adopt non-metallic material to make, lower box (2) adopt metal material to make, it has the protection casing to go up box (1) embeds, install circuit element in the protection casing, the top of lower box (2) is provided with industry socket (21) of being connected with the circuit element electricity in last box (1), the panel of industry socket (21) is the inner space of box (2) down towards, with connection industry plug (3), the lateral wall opening of lower box (2), come in and go out with the cable that supplies industry plug (3), go up box (1) and lower box (2) have the cabinet door that corresponds separately.

2. The small current branch box according to claim 1, wherein the top cover of the branch box is a slanted top, and a middle portion of the slanted top is upwardly protruded and downwardly extended from the protruded portion in a direction of a circumferential side.

3. The low current branch box according to claim 1, wherein the side wall opening of the lower box body (2) is provided with a detachable baffle plate (22).

4. The low current branch box according to claim 3, wherein the baffle plate (22) is provided with a wire passing hole for the cable to pass through.

5. The low current branch box according to claim 1, wherein the bottom of the lower box body (2) is provided with outwardly extending side plates (23).

6. The low current branch box according to claim 1, wherein the industrial socket (21) employs an IP67 protection class industrial socket.

7. The low current branch box according to claim 1, wherein the protection cover is divided into two parts, the upper part protection cover is an instrument installation chamber (11) in which the instrument type circuit components are installed, the lower part protection cover is a switch component installation chamber (12) in which the switch operation type circuit components are installed, the lower part protection cover has an opening, and an operation handle (41) of the switch operation type circuit components can be placed outside the protection cover from the opening.

8. The low current branch box of claim 7 wherein the lower protective enclosure has a first transparent window thereon for viewing a power indicator (42) of the circuit components within the lower protective enclosure; the upper protective cover has a second transparent window for viewing instrumentation (43) within the upper protective cover.

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