CN2789990Y

CN2789990Y - Moving bus bar

Info

Publication number: CN2789990Y
Application number: CN 200520041975
Authority: CN
Inventors: 王国良; 赵建余
Original assignee: SHANGHAI UPUN ELECTRIC CO Ltd
Current assignee: SHANGHAI UPUN ELECTRIC CO Ltd
Priority date: 2005-05-30
Filing date: 2005-05-30
Publication date: 2006-06-21
Anticipated expiration: 2015-05-30

Abstract

The utility model relates to a current collector in complete-set electrical equipment, particularly to a current collector for a small circuit breaker. The utility model is characterized in that the utility model comprises a joint piece, a current collecting conductor, an insulated supporting tube, a bus bar wire pressing frame, a current connecting screw and a terminal box, wherein the bus bar wire pressing frame is penetrated on the current collecting conductor; the joint piece is fixed between the current collecting conductor and the bus bar wire pressing frame through the current collecting screw; the current collecting conductor is arranged in the insulated supporting tube, and one end of the current collecting conductor is fixed in the terminal box. The utility model has the advantages that because the bus bar wire pressing frame of a connecting plug and the current collecting screw are fixed on the current collecting conductor, the connecting plug can be optionally moved along the current collecting conductor, the utility model is suitable for modular circuit breakers with different specifications, has good versatility and large area of current-carrying conductor, and can meet small circuit breaker of 100A; the terminal box has the function of conversion as well as the function of connecting and leading out conducting wires so that the utility model is convenient for users.

Description

Portable bus-bar

Technical field

The utility model relates to the collector-shoe gear in a kind of complete sets of electric switchgears and control devices equipment, particularly relates to a kind of collector-shoe gear that is used for miniature circuit breaker.

Background technology

In the high-low pressure complete set of equipments, the bus-bar that traditional realization circuit breaker is connected with cable is made up of conductor frame and connector lug, and connector lug and conductor frame are one, wherein the fixed distance between the connector lug.This bus-bar can only be applicable to the circuit breaker of identical modulus, and can not be general with the circuit breaker of any modulus, and the assembly technology trouble, is not easy to standard and installs.

Summary of the invention

It is good that the purpose of this utility model provides a kind of versatility, can be applicable to the portable bus-bar of various different modulus circuit breakers.

Portable bus-bar of the present utility model comprises tab, the conductor that confluxes, insulation supporting tube, bus-bar pressing line frame, conflux screw and terminal box;

A plurality of pressing line frames that conflux are through on the conductor that confluxes;

The end of tab is clipped in the conductor and confluxing between the pressing line frame of confluxing, and by the screw of confluxing, the tab external part can have multiple different shape;

The conductor that confluxes passes and is placed in movably in the insulation supporting tube, and an end of the conductor that confluxes is fixed in the terminal box;

Insulation supporting tube is the hollow pipe of strip, and hollow pipe one side has the straight line space, and tab stretches out from the space;

The tube section of insulation supporting tube is a square;

Terminal box comprises terminal box insulator, terminal box insulating lid, terminal box pressing line frame and terminal screw, and terminal screw and terminal box pressing line frame spin, and terminal screw and terminal box pressing line frame are in the terminal box insulator, and the terminal box insulating lid covers on the terminal box insulator;

Have plug wire hole on the terminal box insulating lid;

One side of terminal box insulator has and allows the jack that conductor inserts that confluxes.

The beneficial effects of the utility model are: owing to having adopted connector lug bus-bar pressing line frame and having confluxed screw on the conductor that confluxes, therefore connector lug can be moved arbitrarily along the conductor that confluxes, be applicable to the circuit breaker of different size modulus, versatility is good, the current area is big, can satisfy the miniature circuit breaker of 100A; The effect of the existing conversion of terminal box has the effect that inserts and draw lead again, has greatly made things convenient for the user.

Description of drawings

Fig. 1 is the schematic diagram of first kind of embodiment of the utility model: 7. insulator stay pipe; 8. pressing line frame confluxes; 9. screw confluxes.

Fig. 2 is Fig. 1 along A-A line profile: 1. tab; 2. terminal box insulator; 3. terminal box screw; 4. terminal box pressing line frame; 5. conductor confluxes; 6. terminal box insulating lid; 10. plug wire hole.

Fig. 3 is the schematic diagram of second kind of embodiment of the utility model.

Fig. 4 is that Fig. 3 is along B-B line profile.

Fig. 5 is the schematic diagram of the third embodiment of the utility model.

Fig. 6 is that Fig. 5 is along C-C line profile.

Fig. 7 is the schematic diagram of the 4th kind of embodiment of the utility model.

Fig. 8 is that Fig. 7 is along D-D line profile.

Embodiment

Further specify the utility model below in conjunction with accompanying drawing.

Embodiment 1:

As shown in Figure 1, portable bus-bar of the present utility model is that single-phase movable type moves row, and model is UP2-100Y, comprises tab 1, the conductor 5 that confluxes, insulation supporting tube 7, bus-bar pressing line frame 8, conflux screw 9 and terminal box;

A plurality of pressing line frames 8 that conflux are through on the conductor 5 that confluxes;

The end of tab 1 is clipped in the conductor 5 and confluxing between the pressing line frame 8 of confluxing, and fixing by the screw 9 that confluxes, and tab 1 external part can have multiple different shape;

Insulation supporting tube 7 is the hollow pipe of strip, and hollow pipe one side has the straight line space, and tab 1 stretches out from the space, and the tube section of insulation supporting tube 7 is a square;

As shown in Figure 2, terminal box comprises terminal box insulator 2, terminal box insulating lid 6, terminal box pressing line frame 4 and terminal screw 3, terminal screw 3 spins with terminal box pressing line frame 4, terminal screw 3 and terminal box pressing line frame 4 are in terminal box insulator 2, and terminal box insulating lid 6 covers on terminal box insulator 2;

Have plug wire hole 10 on the terminal box insulating lid 6, be used for socket power inlet wire and lead-out wire and switching;

One side of terminal box insulator has and allows the jack that conductor 5 inserts that confluxes;

The conductor 5 that confluxes passes and is placed in movably in the insulation supporting tube 7, and an end of the conductor 5 that confluxes inserts in the jack of terminal box.

During use, by the centre-to-centre spacing between required circuit loop number and each loop required pressing line frame 8 that confluxes is penetrated the conductor 5 that confluxes, the required lug plate 1 of packing into, tighten the screw 9 that confluxes, put insulation supporting tube 7 and can insert in the miniature circuit breaker, connector lug 1 has different shapes for satisfying the different inlet wire structure of various circuit breakers.

Embodiment 2:

Fig. 3 and shown in Figure 4 be the portable bus-bar of two-phase, present embodiment installs one again additional and forms bus-bar by the terminal box and the part of confluxing in that single-phase mobile bus-bar is other on the basis of embodiment 1, promptly allows the conflux two ends of conductor 5 insert separately in the terminal box on both sides.

Realize confluxing of two-phase currents and transfer with two portable bus-bars.

Embodiment 3:

Fig. 5 and shown in Figure 6 be the portable bus-bar of three-phase, present embodiment installs a bus-bar of being made up of the terminal box and the part of confluxing additional again on the portable bus-bar of two-phase on the basis of embodiment 2, confluxing and transfer with the realization three-phase current.

Embodiment 4:

Fig. 7 and shown in Figure 8 be four phase shift dynamic formula bus-bars, it is made up of the portable bus-bars stack of two groups of two-phases.As shown in Figure 8, the tab of the portable bus-bar of last one group of two-phase and the tab that next organizes portable bus-bar link together, and realize confluxing of four phase currents and transfer with this.

Claims

1. a portable bus-bar is characterized in that, comprises tab (1), the conductor that confluxes (5), insulation supporting tube (7), bus-bar pressing line frame (8), the screw that confluxes (9) and terminal box, and the pressing line frame that confluxes (8) is through on the conductor that confluxes (5); Tab (1) is fixed between conductor that confluxes (5) and the pressing line frame that confluxes (8) by the screw that confluxes (9); Conflux conductor (5) in insulation supporting tube (7), and an end of the conductor that confluxes (5) is fixed in the terminal box.

2. portable bus-bar as claimed in claim 1 is characterized in that, insulation supporting tube (7) is the hollow pipe of strip, and hollow pipe one side has the straight line space, and tab (1) stretches out from the space.

3. portable bus-bar as claimed in claim 2 is characterized in that, the tube section of insulation supporting tube (7) is a square.

4. portable bus-bar as claimed in claim 1, it is characterized in that, terminal box comprises terminal box insulator (2), terminal box insulating lid (6), terminal box pressing line frame (4) and terminal screw (3), terminal screw (3) spins with terminal box pressing line frame (4), terminal screw (3) and terminal box pressing line frame (4) are in terminal box insulator (2), and terminal box insulating lid (6) covers on terminal box insulator (2).

5. portable bus-bar as claimed in claim 4 is characterized in that, has plug wire hole (10) on the terminal box insulating lid (6).

6. as claim 4,5 described portable bus-bars, it is characterized in that, one side having of terminal box insulator allows the jack that conductor (5) inserts that confluxes.

7. as arbitrary described portable bus-bar among the claim 1-5, it is characterized in that two groups of bus-bars are connected to form the portable bus-bar of two-phase by tab (1).

8. as arbitrary described portable bus-bar among the claim 1-5, it is characterized in that three groups of bus-bars are connected to form the portable bus-bar of three-phase by tab (1).

9. as arbitrary described portable bus-bar among the claim 1-5, it is characterized in that four groups of bus-bars are by the four phase shift dynamic formula bus-bars that are connected to form of tab (1).