CN221126851U - Bus duct jack box - Google Patents

Abstract

The utility model relates to the technical field of bus ducts and discloses a bus duct plug box, which comprises a box body, wherein an insulating shell is fixedly penetrated through the top surface of the box body by a fixing bolt, the inner side of the insulating shell is fixedly penetrated through an insulating liner connected with the box body, an L-shaped conducting bar and a linear conducting bar are fixedly penetrated through the insulating liner, a plastic shell circuit breaker is fixedly arranged in the center of the box body, stroke unit blocks are fixedly arranged on the top surface and the bottom surface of the plastic shell circuit breaker, a closed circuit system is fixedly penetrated through the plastic shell circuit breaker, a closer is fixedly arranged on the closed circuit system, and a flow dividing hole is formed in one end, far away from the plastic shell circuit breaker, of the stroke unit block. The utility model has the advantages that the whole jack box plays a role in connection, the connected cables are led into the distribution box, the bus duct is connected with the jack box by the conducting plate, the plastic shell breaker in the jack box is protected by the switch, the bus inlet cabinet can be connected to the bus bar in the cabinet by adopting the copper bar, and the connection between the bus and the distribution box is realized by the bus duct jack box through the cables.

Description

Bus duct jack box

Technical Field

The utility model relates to the technical field of bus ducts, in particular to a bus duct plug wire box.

Background

The bus duct is a strip-shaped iron box for placing cables, and a cover is covered from above to seal distribution cables (cables for supplying power to a main power supply are not necessarily copper bars, and the copper bars are not allowed to be sealed) in the strip-shaped iron box. Because the bus bar is often very long, so the iron box is in fact a plurality of sections of connection together, every section of iron box joint end needs to be connected with each other with the patchcord (generally soft copper tape), finally makes good ground at end department to guarantee that electric leakage is unlikely to hurt the human body. A Power strip (Power strip) is a multifunctional Power distribution device, and is generally provided with a plurality of sockets, so that a plurality of electrical devices can be charged or connected with Power at the same time. The jack box typically has a main power cord interface to connect power to a main power source through the outlets and distribute power to the individual outlets through internal circuitry.

According to the search, chinese patent literature, bulletin number: CN209389645U, have disclosed a bus duct jack box, through adopting this scheme, box and box door need not the hinge, through the close fit of appearance of section bar itself, it is simple and convenient to install, box and box door can rotate relatively freely through the circular structure, have replaced the hinge; the two sides of the box body are symmetrical structures, so that the mass production of the box body is facilitated, the production efficiency is improved, and the left side and the right side do not need to be distinguished during installation; the door can be opened conveniently by the design of the curled edge. However, the above-mentioned technique has disadvantages in that although the above-mentioned prior art designs a case which is easy to operate, there is no protection measure against occurrence of an accident due to leakage of electricity.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a bus duct jack box which has the advantages of adapting to the configuration of most bus ducts in the market and multiple insulation protection, avoids the possibility of accidents and solves the technical problems.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bus duct jack box, includes the box, the box is rotated by the door hinge and is connected the chamber door, one side that the door kept away from the door hinge is by fixed screw threaded connection in the box, the top surface of box is run through by the gim peg and is fixed with insulating housing, insulating housing inboard through-connection has insulating liner in the box, through-connection has L type conducting strip and sharp conducting strip in the insulating liner, the inside central authorities of box install and are connected with moulded case circuit breaker, moulded case circuit breaker top surface and bottom surface are all installed and are fixed with stroke unit piece, run through on the moulded case circuit breaker and be fixed with closed circuit system, closed circuit system central authorities install and are connected with the closer, the branch flow hole has been seted up to one end that moulded case circuit breaker was kept away from to the stroke unit piece.

Preferably, the L-shaped conductive bars and the linear conductive bars penetrate through the insulating liner and the insulating shell to be connected with the wire box.

Through above-mentioned technical scheme, because the bus duct is the mode of segmentation connection, so connect the jack box of bus duct and need be connected the bus duct by the busbar adaptation, rethread wire box connecting cable switch on other subassemblies, insulating liner has good elasticity and resilience, can adapt to pressure variation and temperature fluctuation have appropriate compliance, can laminate well with the contact surface, does not harden when low temperature, the shrinkage is little, closely laminating the busbar, processability is good, the installation, compress tightly convenient, do not bond sealed face, dismantle advantages such as easy.

Preferably, a square insulation port is formed in the bottom end of the wire box, and four wire holes are formed in the square insulation port in a transverse mode.

According to the technical scheme, the electric energy guided by the wire box is connected to the plastic-case circuit breaker in the center of the box body through the wire guide, and the wire guide is provided with the insulating material because of the need of manually contacting the circuit, and the insulating material has the function of isolating charged parts with different electric potentials in electrical equipment, so that the insulating material has higher insulating resistance and compressive strength, accidents such as electric leakage and breakdown can be avoided, and the heat resistance is good, and aging and deterioration caused by long-term overheating are avoided; in addition, the heat conduction, the moisture resistance, the lightning protection, the high mechanical strength, the convenient processing and the like are also required.

Preferably, the four groups of wire guide holes are correspondingly connected with the shunt holes on the travel unit block by cables and are fixed in the molded case circuit breaker by the insulating wire connector, and the molded case circuit breaker consists of a frame, an operating system, contacts, an arc extinguisher, a release and other general components.

Through the technical scheme, the plastic shell frame is made of firm insulating materials such as glass polyester or thermosetting composite resin (plastic frame), the release is used for disconnecting or opening the operating mechanism when long-time overload or short-circuit faults (such as thermal overload, short-circuit current and special faults) occur, the action of the plastic shell circuit breaker is very critical, when electric leakage exists in a load, a person carelessly touches an electrified body, current flows to the ground through a human body, and at the moment, the closed circuit system trips to prevent accidents caused by electric shock of the human body, and the current circulation can be restarted by manually stirring the closer.

Preferably, the bottom fixed mounting has the wiring row in the box, the wiring is put up and is offered the through wires hole, the wiring row bottom sets up and installs insulating connector.

Through above-mentioned technical scheme, the effect of wiring row is a guide assembly that needs to guide out the jack box when the cable through moulded case circuit breaker's protection, and the jack box is only responsible for leading from the bus duct to needs department, has the switch in the jack box, and jack box one end inserts in the bus duct simultaneously, and one end is connected is the cable, rethread cable to floor block terminal.

Preferably, the L-shaped conductive bars and the linear conductive bars are connected to the wire box through cables, then are connected to the single stroke unit blocks through wire boxes in a branching mode, and are fixedly connected to the plastic shell circuit breaker through the insulating wire connectors, the plastic shell circuit breaker is connected to the wire threading holes in the wire bars through cables connected in series through the stroke unit blocks, and finally, the wire threading holes are fixed through the insulating wire connectors, so that a whole bus duct plugging system is formed.

Through above-mentioned technical scheme, whole jack box has played a connection effect, and the cable of connection is finally guided into the block terminal, and the bus duct is connected the jack box by L type busbar 7 and sharp busbar, and the moulded case circuit breaker in the jack box has the switch protection, and the bus advances the cabinet and can adopt the copper bar to be connected to the interior bus of cabinet on arranging, and the bus utilizes the bus duct jack box to pass through cable junction with the connection of block terminal.

Compared with the prior art, the utility model provides the bus duct jack box, which has the following beneficial effects:

1. The electric energy guided by the lead box is connected to the plastic shell circuit breaker in the center of the box body through the lead hole, and the lead hole is provided with the insulating material because of the need of manually contacting with a circuit, and the insulating material has the function of isolating charged parts with different electric potentials in electric equipment, so that the insulating material has higher insulating resistance and compressive strength, can avoid accidents such as electric leakage and breakdown, has good heat resistance and can avoid aging and deterioration caused by long-term overheating; in addition, the heat conduction, the moisture resistance, the lightning protection, the high mechanical strength, the convenient processing and the like are also required.

2. The utility model plays a role of connection through the whole jack box, the connected cable is finally led into the distribution box, the bus duct is connected with the jack box by the conducting plate, the plastic shell breaker in the jack box is protected by the switch, the bus inlet cabinet can be connected to the bus bar in the cabinet by adopting the copper bar, and the connection between the bus and the distribution box is realized by the bus duct jack box through the cable.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

Fig. 4 is a schematic plan view of the structure of the present utility model.

Wherein: 1. a case; 2. a door; 21. a set screw; 22. door hinges; 3. an insulating housing; 31. a fixing bolt; 4. a wire box; 41. square insulating port; 42. a wire guide; 5. a molded case circuit breaker; 51. a stroke unit block; 53. a closer; 54. a closed circuit system; 55. a diversion aperture; 6. a wiring row; 61. a threading hole; 62. an insulated wire connector; 7. an L-shaped conductive bar; 76. a linear conductive bar; 8. an insulating liner.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a bus duct jack box comprises a box body 1, the box body 1 is rotationally connected with a box door 2 through a door hinge 22, one side, far away from the door hinge 22, of the box door 2 is connected with the box body 1 through a fixing screw 21, an insulating shell 3 is fixedly penetrated through a fixing bolt 31, the inner side of the insulating shell 3 is fixedly penetrated through an insulating liner 8 which is connected with the box body 1, an L-shaped conducting bar 7 and a linear conducting bar 76 are fixedly penetrated through the insulating liner 8, a molded case circuit breaker 5 is fixedly installed in the middle of the inner side of the box body 1, a travel unit block 51 is fixedly installed on the top surface and the bottom surface of the molded case circuit breaker 5, a closed circuit system 54 is fixedly penetrated through the molded case circuit breaker 5, a closer 53 is fixedly installed in the middle of the closed circuit system 54, and a tapping hole 55 is formed in one end, far away from the molded case circuit breaker 5, of the travel unit block 51.

Specifically, the L-shaped conductive bars 7 and the linear conductive bars 76 penetrate the insulating pad 8 and the insulating housing 3 to connect the wire box 4 with the box body 1. The insulation gasket 8 has good elasticity and restorability, can adapt to pressure change and temperature fluctuation and has proper flexibility, can be well attached to a contact surface, does not harden at low temperature, has small shrinkage, is tightly attached to the conductive bar, has good processability, is convenient to install and compress, and is not adhered to a sealing surface, easy to detach and the like.

Specifically, a square insulation port 41 is formed at the bottom end of the wire box 4, and four wire holes 42 are transversely formed in the square insulation port 41. The plastic-case circuit breaker has the advantages that the electric energy guided by the wire box 4 connects an external cable to the plastic-case circuit breaker 5 in the center of the box body 1 through the wire hole 42, and the wire hole 42 is provided with an insulating material because of the need of manually contacting a circuit, and the insulating material has the function of isolating charged parts with different electric potentials in electric equipment, so that the insulating material has higher insulating resistance and compressive strength at first, can avoid accidents such as electric leakage and breakdown, has good heat resistance and can avoid aging and deterioration caused by long-term overheating; in addition, the heat conduction, the moisture resistance, the lightning protection, the high mechanical strength, the convenient processing and the like are also required.

Specifically, the four groups of wire guide holes 42 are correspondingly connected with the shunt holes 55 on the stroke unit block 51 by cables, and are fixed in the molded case circuit breaker 5 by the insulating wire connector 62, and the molded case circuit breaker 5 is composed of general components such as a frame, an operating system, contacts, an arc extinguisher, a release and the like. The advantage is that the plastic shell frame is made of firm insulating materials such as glass polyester or thermosetting composite resin (plastic frame), and the release is used for disengaging or opening the operating mechanism when overload or short-circuit fault (such as thermal overload, short-circuit current and special fault) occurs for a long time, and the action of the plastic shell circuit breaker 5 is very critical, when electric leakage exists in the load, people carelessly touch the electrified body, current can flow to the ground through the human body, and at the moment, the closed circuit system 54 can trip to prevent accidents caused by electric shock of the human body, and the current circulation can be restarted by manually stirring the closer 53.

Specifically, the inner bottom end of the box body 1 is fixedly provided with a wiring row 6, the wiring row 6 is provided with a threading hole 61, and the bottom of the wiring row 6 is provided with an insulating wiring connector 62. The advantage is that the effect of wiring row 6 is that when the cable needs to be guided out a guide component of jack box through the protection of moulded case circuit breaker 5, the jack box is only responsible for leading the point to needs department in the bus duct, has the switch in the jack box, and jack box one end inserts in the bus duct simultaneously, and one end is connected is the cable, rethread cable to floor block terminal.

Specifically, the L-shaped conductive bar 7 and the linear conductive bar 76 are connected to the wire box 4 through cables, then are connected to the single stroke unit block 51 through wires by the wire box 4, and are fixedly connected to the molded case circuit breaker 5 through the insulating wire connector 62, and the molded case circuit breaker 5 is connected to the threading hole 61 on the wire bar 6 through the cables connected in series with the stroke unit block 51, and finally are fixed through the insulating wire connector 62, so that a whole set of bus duct plugging system is formed. The advantage is that whole jack box has played a connection effect, and the cable of connection finally guides into the block terminal, and the bus duct is connected the jack box by L type busbar 7 and sharp conducting bar 76, and moulded case circuit breaker 5 in the jack box has the switch protection, and the bus advances the cabinet and can adopts the copper bar to be connected to the interior bus bar of cabinet on, and the bus passes through cable connection with the bus duct jack box with the connection of block terminal.

When the circuit breaker is used, the plastic shell frame is made of solid insulating materials such as glass polyester or thermosetting composite resin (plastic frame), the release is used for disconnecting or opening the operating mechanism when long-time overload or short-circuit faults (such as thermal overload, short-circuit current and special faults) occur, the action of the plastic shell circuit breaker 5 is very critical, when electric leakage exists in the load, people carelessly touch a charged body, current flows to the ground through a human body, at the moment, the closed circuit system 54 can trip to prevent accidents caused by electric shock of the human body, and the current circulation can be restarted by manually pulling the closer 53. The whole jack box plays a role in connection, a connected cable is finally guided into the distribution box, a bus duct is connected with the jack box through an L-shaped conducting bar 7 and a linear conducting bar 76, a plastic shell breaker 5 in the jack box is protected by a switch, a bus can be connected onto a bus bar in the cabinet through a copper bar, and the bus is connected with the distribution box through the cable by utilizing the bus duct jack box.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a bus duct jack box, includes box (1), its characterized in that: the box body (1) is rotationally connected with the box door (2) through the door hinge (22), one side, far away from the door hinge (22), of the box door (2) is connected with the box body (1) through a fixing screw (21) in a threaded manner, the top surface of the box body (1) is fixedly penetrated by a fixing bolt (31) to form an insulating shell (3), the inner side of the insulating shell (3) is fixedly penetrated by an insulating liner (8) which is connected with the box body (1) in a penetrating manner, an L-shaped conducting bar (7) and a linear conducting bar (76) are penetrated by the insulating liner (8), the plastic shell circuit breaker is characterized in that a plastic shell circuit breaker (5) is installed and connected in the center of the inside of the box body (1), stroke unit blocks (51) are installed and fixed on the top surface and the bottom surface of the plastic shell circuit breaker (5), a closed circuit system (54) is fixedly penetrated on the plastic shell circuit breaker (5), a closer (53) is installed and connected in the center of the closed circuit system (54), and a flow dividing hole (55) is formed in one end, far away from the plastic shell circuit breaker (5), of the stroke unit blocks (51).

2. The bus duct jack of claim 1, wherein: the L-shaped conducting bar (7) and the linear conducting bar (76) penetrate through the insulating liner (8) and the insulating shell (3) to be connected with the box body (1) through the wire box (4).

3. A busway jack box according to claim 2, wherein: square insulating mouth (41) have been seted up to wire box (4) bottom, four wire guide (42) have transversely been seted up on square insulating mouth (41).

4. A bus duct jack as in claim 3 wherein: the four groups of wire guide holes (42) are correspondingly connected with the shunt holes (55) on the travel unit block (51) by cables, and are fixed in the molded case circuit breaker (5) by the insulating wire connector (62), and the molded case circuit breaker (5) is composed of universal components such as a frame, an operating system, contacts, an arc extinguisher, a release and the like.

5. The bus duct jack of claim 1, wherein: the wiring board is characterized in that a wiring board (6) is fixedly arranged at the inner bottom end of the box body (1), a threading hole (61) is formed in the wiring board (6), and an insulating wiring device (62) is arranged at the bottom of the wiring board (6).

6. The bus duct jack of claim 1, wherein: the L-shaped conducting bar (7) and the linear conducting bar (76) are connected to the wire box (4) through cables, then the wire box (4) is connected to the single travel unit block (51) through wires in a branching mode, the wire box is fixedly connected to the plastic shell circuit breaker (5) through the insulating wire connector (62), the plastic shell circuit breaker (5) is connected to the wire through holes (61) on the wire connecting bar (6) through cables connected in series through the travel unit block (51), and finally the wire through holes are fixed through the insulating wire connector (62) to form a whole bus duct plugging system.