CN107171263B - A kind of bus duct power distribution equipment - Google Patents

Abstract

The invention provides a bus duct power distribution device, which includes a port box for power supply, a bus duct body connected to the port box to transmit current, and a socket box connected to the bus duct body to receive current. The body is an inverted trough structure with an opening on the lower side. An insulating support is arranged inside the busway trough along the direction of the channel. The insulating support includes several conductor accommodating cavities arranged side by side along the direction of the channel. The fixing mechanism installed and connected with the bus duct body, and the conductive mechanism used to contact with the conductor to lead out the current; the bus duct body of the present invention is extremely small, takes up little space during installation, and has a simple and beautiful appearance, and at the same time, the bus duct body The reduced volume also reduces the production cost, facilitates large-scale production and sales, and increases production efficiency. The installation process of the connector box and the bus duct body of the present invention is simple and convenient, saves time and effort, and also improves the work efficiency in the power distribution process. efficiency.

Description

A busway power distribution device

technical field

The invention relates to the field of power distribution equipment, in particular to a bus duct power distribution device.

Background technique

With the rapid development of urban and rural areas in modern society, the corresponding demand for power supply is also advancing by leaps and bounds. Especially in large computer rooms, large production workshops and high-rise buildings, the traditional cable power transmission method has become increasingly unable to meet the power supply requirements, so busway This power distribution device.

Busway is an efficient power distribution device, which has excellent effects in rational power distribution and high-current safe transmission, especially suitable for high-rise buildings and large-scale production of electricity; busway usually includes port boxes for power supply, current transmission The bus duct body and the socket box that connects the current to the load, wherein the bus duct body is made of a metal plate as the shell, the conductive bar is used as the power transmission conductor, the insulating material is used as the isolation layer, and other related components are used to form a power transmission device. Cooperate with the socket box to connect the conductive bar to connect the current to the load. The busway system meets the needs of modern power transmission, such as flexibility, plug-and-play, hot-swappable, and all-point-with-point new power supply characteristics, and can excellently complete large-current power transmission in modern industrial power consumption and residential power consumption Work.

The Chinese patent with the application number CN201420457180 proposes a busway device, which connects the current through the rotation and cooperation of two symmetrically arranged conductors and connectors, which basically meets the power supply requirements of the busway device. There are considerable deficiencies, among which: in order to accommodate the connectors, the bus duct body is huge, and it needs to occupy a large space during installation, which is not conducive to the wiring in data centers or small factory workshops, and also wastes a lot of raw materials. Production cost; the connection box and the main body of the busway are connected by connecting bolts and connecting parts, and two sets of bolts need to be loaded and unloaded during installation and disassembly, which is cumbersome and time-consuming, and the work efficiency is low.

Contents of the invention

Aiming at the deficiencies in the prior art, the present invention provides a busway power distribution device to solve the problem that the existing busway power distribution device has a large volume of the busway body and a large installation space caused by the structure of the existing busway power distribution device. The manufacturing cost is high, and at the same time, the structure of the connecting part between the plug box and the main body of the busway is complex, so the installation process is also cumbersome and time-consuming, and the work efficiency is low.

To achieve the above object, the present invention adopts the following technical solutions:

A bus duct power distribution device, including a port box for power supply, a bus duct body connected to the port box to transmit current, and a socket box connected to the bus duct body to receive current, the bus duct body is Inverted groove structure with opening on the lower side, and inward card grooves are provided on the two side walls. An insulating bracket is arranged inside the bus duct along the direction of the channel. The top of the insulating bracket is connected to the inner wall of the channel. The insulating bracket includes Several conductor accommodation cavities arranged side by side along the direction of the channel, the lower side of the conductor accommodation cavity is open, and a symmetrical protrusion is formed inward near the bottom end, and a conductor with a cross-section of "Π" is arranged in the conductor accommodation cavity;

The socket box includes a housing, a fixing mechanism for mounting and connecting with the bus duct body, a conductive mechanism for contacting with a conductor to derive current, and a working element arranged in the housing, and the upper side of the housing corresponds to the conductor. The position and direction of the cavity are provided with a strip-shaped opening; the fixing mechanism includes clamping plates whose cross-sections are square brackets “[” and “]” shaped symmetrically along the direction of the strip-shaped opening, the clamping plate The clip head protruding inward at the top cooperates with the card slot on the side wall of the bus duct body to fix the connector box on the bus duct body; The conductive sheet is connected to the joystick provided outside the casing through the transmission device, so as to control the contact and separation of the conductive sheet and the conductor.

Compared with the prior art, the present invention has the following beneficial effects:

1. The conductors in the bus duct body of the present invention are closely arranged side by side, and the bus duct body is extremely small, which only accommodates necessary conductors and insulating support structures, and takes up little space during installation, which is beneficial for data centers and small factory workshops It is easy to use, and the appearance is simple and beautiful. At the same time, the volume of the bus duct body is reduced, which also reduces the production cost, facilitates large-scale production and sales, and increases production efficiency;

2. The plug-in box and the bus duct body of the present invention are connected through the clamping plate and the card slot, and the loading and unloading of the plug-in box can be completed without any other auxiliary accessories, and the installation process only needs to slide the clamping plate back and forth and fix it separately. It is simple and convenient, saves time and effort, and also improves the work efficiency in the process of power distribution.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the cross-sectional view of the busway groove body of the present invention;

Fig. 3 is the schematic diagram of splice box of the present invention;

Fig. 4 is the schematic diagram of connection mechanism of the present invention;

Fig. 5 is the connection schematic diagram of plug box and busway groove body among the present invention;

Fig. 6 is the schematic diagram of transmission device in the embodiment 1 of the present invention;

Fig. 7 is the schematic diagram of transmission device in the embodiment 2 of the present invention;

8 is a schematic diagram of a conductor in Embodiment 1 of the present invention;

9 is a schematic diagram of a conductor in Embodiment 3 of the present invention;

In the figure: 1 port box, 2 bus duct body, 3 socket box, 4 connecting mechanism, 5 slot body plug, 21 insulating bracket, 22 conductor, 23 card slot, 24 protrusion, 25 conductor accommodation cavity, 31 pieces Shaped opening, 32 card board, 33 card head, 34 conductive sheet, 35 joystick, 37 elastic grounding gasket, 41 connecting piece, 42 fixed bracket, 43 insulating support rod, 44 cover plate, 321 chute, 361 transmission rod, 362 driven rods, 363 gears, 364 connecting rods, 365 connecting brackets.

Detailed ways

The technical solutions in the present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Example 1:

As shown in Figures 1-6 and Figure 8, the present invention proposes a busway power distribution device, including a port box 1 for power supply, a busway body 2 connected to the port box 1 to transmit current, and a busway body 2 connected to the busway The socket box 3 connected to the current on the tank body 2, wherein:

The bus duct body 2 is an inverted trough structure with an opening on the lower side, and inward card slots 23 are arranged on both side walls, and an insulating bracket 21 is arranged inside the bus duct body 2 along the direction of the channel. The top of the support 21 is connected to the inner wall of the channel. The insulating support 21 includes several conductor accommodation cavities 25 arranged side by side along the direction of the channel. In this embodiment, the number of conductor accommodation cavities 25 is four. , a symmetrical protrusion 24 is formed inward near the bottom end, and a conductor 22 with a "Π"-shaped cross section is arranged in the conductor accommodation cavity 25, and the conductor 22 is clamped and fixed in the conductor accommodation cavity 25 through the above-mentioned protrusion 24. In the embodiment, the conductor 22 has an outer flange structure, which can better match the shape of the conductor receiving cavity 25 to fix the conductor 22, and can also enhance the elasticity and toughness of the conductor 22 and prolong its service life.

It also includes a connection mechanism 4 for connecting and fixing different busway slot bodies 2. The connection mechanism 4 includes connecting pieces 41 that match the conductors 22 and have a corresponding number. The connecting pieces 41 are penetrated by the fixing bracket 42 and connected to the conductors 22 One-to-one fixed, the bottom of the fixed bracket 42 is provided with an insulating support rod 43, and the connecting mechanism 4 also includes a cover plate 44 arranged symmetrically up and down. Closed and closed connecting piece 41; also includes a tank plug 5 arranged at the end of the bus duct tank 2, the shape of the tank plug 5 matches the cross-sectional shape of the bus duct tank 2, and the corresponding conductor 22 is provided with a package The cover can accommodate the conductor 22 in the packaging cover and close the end of the bus duct body 2 .

The socket box 3 includes a housing, a fixing mechanism for installing and connecting with the bus duct body 2, a conductive mechanism for contacting with the conductor 22 to derive current, and working elements arranged in the housing. The upper side of the housing Corresponding to the position and direction of the conductor accommodating chamber 25, a bar-shaped opening 31 is provided; the fixing mechanism includes cards whose sections are symmetrically arranged along the direction of the bar-shaped opening 31 on the upper edge of the housing, and whose sections are in the shape of square brackets "[" and "]". plate 32, the card head 33 protruding inward from the top of the card plate 32 cooperates with the card slot 23 on the side wall of the bus duct body 2 so as to fix the socket box 3 on the bus duct body 2, and the two clamp plates 32, one is fixed on the housing, and the other has a slide groove 321 at the bottom end, which can be used for the sliding of the card plate 32 in the direction of the vertical busway tank body 2, so as to disassemble or install the socket box 3, and the housing is provided with a through slide The screws in the groove 321 are fixed; the conductive mechanism includes a conductive piece 34 that is correspondingly arranged in the strip opening 31 and cooperates with the conductor 22, and the conductive piece 34 is connected with the joystick 35 arranged on the outside of the housing through a transmission device. Thereby controlling the contact and separation of the conductive sheet 34 and the conductor 22, in the present embodiment, the transmission device includes a transmission rod 361 and a driven rod 362 arranged vertically to the conductive sheet 34, and the transmission rod 361 is connected with the joystick 35, from The driving rod 362 is connected with the conductive sheet 34, and the transmission rod 361 and the driven rod 362 are driven and connected by a gear 363. When the operating handle 35 drives the transmission rod 361 to rotate, the transmission rod 361 transmits power to the driven rod 362 through the gear 363, Drive the driven rod 362 to rotate, so that the conductive sheet 34 horizontally arranged in the housing is rotated to a vertical state, passes through the strip-shaped opening 31 and snaps into the conductor 22; There are also two elastic grounding pads 37 arranged symmetrically beside the 31, one end of the elastic grounding pads 37 is fixed on the shell, and the other end is inclined outwards, abutting against the bottom of the insulating support 21 can play a role of safety protection for grounding , and at the same time, the connector box 3 can be pressed down to prevent the connector box 3 from sliding on the bus duct body 2 due to external force.

The installation and use process of the present invention is as follows:

During installation, first of all, according to the pre-measurement and setting, the bus duct body 2 of each segment is hoisted and fixed at the predetermined position, and the port box 1 is connected and installed at the beginning of the bus duct body 2; During this period, the connecting piece 41 of the connecting mechanism 4 is correspondingly snapped into the “Π” shaped groove of the conductor 22, and then the upper and lower cover plates 44 are aligned with the position of the connecting piece 41 and fixed accordingly. At this time, the insulation under the fixing bracket 42 The support rod 43 is in close contact with the lower cover plate 44, and the connecting piece 41 is fixed against the conductor 22; at the end of the bus duct body 2, the sealing cover of the slot body plug 5 is covered corresponding to the conductor 22, thereby closing the bus duct The tank body 2 prevents dust and other sundries from entering the bus duct tank body 2.

When it is necessary to connect the current to the load, first slide out the movable clamping plate 32 of the socket box 3, insert the socket box 3 from the lower direction of the bus duct body 2, and align the clamping head 33 with the clamping groove 23 position and slide the clamping plate 32 inward, and then tighten the screw to fix the clamping plate 32. At this time, the upper end of the elastic grounding gasket 37 is elastically deformed against the bottom end of the insulating bracket 21, and the shell of the socket box 3 is formed. Downward pressure, so as to fix the socket box 3 on the bus duct body 2, prevent accidental sliding, and then rotate the joystick 35, rotate the conductive sheet 34 upward through the transmission device, extend the strip opening 31 and snap into it correspondingly into the "Π"-shaped groove of the conductor 22, thereby connecting the conductor 22 and leading down the power; when the connector box 3 is not installed on the bus duct body 2, the conductive piece 34 is screwed into the bar-shaped opening by operating the handle 35 31 below, retracted to the inside of the housing to prevent factors such as collisions from damaging the conductive sheet 34.

Example 2:

As shown in Figure 7, the content of this embodiment is basically the same as that of Embodiment 1, the difference is that the transmission device includes a connecting rod 364 of the vertical conductive sheet 34, and the connecting rod 364 is fixedly connected with the joystick 35, A connecting bracket 365 is connected through the connecting rod 364, and the connecting bracket 365 is detachably connected with the conductive sheet 34 one by one. When the joystick rotates 35, the connecting rod 364 is driven, thereby directly driving the conductive sheet 34 to rotate through the connecting bracket 365. The snap-in or separation operation between the conductive sheet 34 and the conductor 22 is completed.

Example 3:

As shown in FIG. 9 , the content of this embodiment is basically the same as that of Embodiment 1, except that the conductor 22 has an inward flanging structure.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present invention without limitation. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be carried out Modifications or equivalent replacements without departing from the spirit and scope of the technical solution of the present invention shall be covered by the claims of the present invention.

Claims (8)

1. A busway power distribution device, comprising a busway body for transmitting current and a plug-in box connected to the busway body to take out current, characterized in that: the busway body is open on the lower side Inverted trough-type structure, and the two side walls are provided with inward card slots, the inside of the bus duct body is provided with an insulating bracket along the direction of the channel, the top of the insulating bracket is connected to the inner wall of the channel, and the insulating bracket includes Several conductor accommodation cavities arranged side by side in the direction, the lower side of the conductor accommodation cavity is open, and symmetrical protrusions are formed inward near the bottom end, and a conductor with a cross-section of "Π" shape is arranged in the conductor accommodation cavity; The socket box includes a housing, a fixing mechanism for mounting and connecting with the bus duct body, a conductive mechanism for contacting with a conductor to derive current, and a working element arranged in the housing, and the upper side of the housing corresponds to the conductor. The position and direction of the cavity are provided with a strip-shaped opening; the fixing mechanism includes clamping plates whose cross-sections are square brackets “[” and “]” shaped symmetrically along the direction of the strip-shaped opening, the clamping plate The clip head protruding inward at the top cooperates with the card slot on the side wall of the bus duct body to fix the connector box on the bus duct body; The conductive sheet is connected to the joystick provided outside the casing through the transmission device, so as to control the contact and separation of the conductive sheet and the conductor. 2. A bus duct power distribution device according to claim 1, characterized in that it also includes a connection mechanism for connecting and fixing different bus duct bodies, and the connection mechanism includes a number of corresponding connecting conductors that match the conductors. The connecting piece is penetrated by the fixing bracket and fixed one by one with the conductors; the connecting mechanism also includes a cover plate arranged symmetrically up and down. 3. A bus duct power distribution device as claimed in claim 1, characterized in that: it also includes a slot body plug arranged at the end of the bus slot body, the shape of the slot body plug is the same as that of the bus slot body section The shapes match each other, and an encapsulation cover is provided corresponding to the conductor. 4. A busway power distribution device according to claim 1, characterized in that: two elastic grounding pads are arranged symmetrically beside the strip-shaped opening on the housing of the plug-in box, and the elastic grounding pads One end is fixed on the shell, and the other end is tilted outwards, pressing against the bottom of the insulating bracket to press down on the sub-box for fixing. 5. A busway power distribution device according to claim 1, characterized in that: the transmission device includes a transmission rod and a driven rod arranged with vertical conductive plates, the transmission rod is connected with the joystick, and the slave rod The driving rod is connected with the conductive sheet, and the driving rod and the driven rod are driven and connected through gears. 6. A bus duct power distribution device according to claim 1, characterized in that: the transmission device includes a connecting rod with a vertical conductive sheet, the connecting rod is fixedly connected with the joystick, and a connecting rod is provided through the connecting rod. A bracket, the connecting bracket is detachably connected to the conductive sheet in one-to-one correspondence. 7. A busway power distribution device according to claim 1, characterized in that: among the two clamping plates of the fixing mechanism, one is fixed on the housing, and the other is provided with a chute at the bottom end for The clamping plate slides vertically in the direction of the bus duct body, so as to disassemble or install the plug box, and the housing is fixed with screws passing through the chute. 8. A busway power distribution device according to claim 1, characterized in that: said conductor has an outer flange structure or an inner flange structure.