CN201656375U

CN201656375U - Circuit series-connected terminal box

Info

Publication number: CN201656375U
Application number: CN2010203021257U
Authority: CN
Inventors: 陈健康
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-02-02
Filing date: 2010-02-02
Publication date: 2010-11-24
Anticipated expiration: 2020-02-02

Abstract

The utility model discloses a circuit series-connected terminal box, in particular to a circuit series-connected terminal box used for line splitting or the elongation of a power cord when the power cord is not long enough in an illuminating circuit. The series-connected circuit terminal box comprises a box body, the side wall of the box wall is provided with at least one hole, and the radial direction of the hole is provided with a threaded hole communicated with the hole; and the threaded hole is internally connected with a compression bolt. With the circuit series-connected terminal box, conductive parts of a power cord are connected tightly, the circuit series-connected terminal box not only can be used for a long term, but also can lead the conductive parts of the power cord at the joints to be tightly attached together under the condition that a conductive metal surface generates an oxidization layer, thereby eliminating the roots of the generation of high voltage fire striking and reducing factors causing fires; and the circuit series-connected terminal box can be widely applied to joint mounting of line splitting, line elongation and the like during the mounting of an illuminating circuit in household, hotels, rummery recreation places and industrial and mining enterprises.

Description

Circuit series wiring box

Technical field

The utility model relates to a kind of circuit series wiring box, and especially a kind of lighting circuit that is used for needs separated time or the power line employed circuit series wiring box when needing the spreading power line that falls short of.

Background technology

Carry out in 220 volts the mains lighting supply wiring or installation process for family, hotel, hotel, public place of entertainment and industrial and mining enterprises no matter be professional electrician operating personnel, still people carry out the maintenance of part power circuit etc. voluntarily at home, all inevitably can run into branch lines such as will telling illumination, wiring board from main line and power line and fall short of and need the situation of spreading power line.Handle at present this method that branch line or spreading wire terminal are linked together, usually be when branch line, the partial insulative layer of elder generation's strip off main line, again insulating barrier is peelled off in the end of branch line, and be wrapped on the metal conductive wire of main line with the end that branch line is peelled off insulating barrier, be wrapped with insulating tape; When needs spreading power line, be the end of directly peelling off two lines, current-carrying part is intertwined, be wrapped with insulating tape again.When adopting the said method wiring, no matter be which kind of situation, the current-carrying part of power line all can not fit together closely, just because of this can not the applying closely and cause switching lamp, the instantaneous pressure when starting power consumption equipment such as TV, make joint or separated time place because of high voltage arc, this high pressure is beaten and is gently then burnt out electric equipment, if serious in breaking out of fire when this sparking runs into inflammable gas or combustible material.In this in confused situation showing at installation initial stage, increase along with service time, power line current-carrying part surface inevitably goes out oxide layer, make the current-carrying part of power line be not easy more to fit closely, inevitably can produce high voltage arc when starting power consumption equipment, this just so-called power source aging causes the true cause of fire.

The utility model content

Technical problem to be solved in the utility model is: provide a kind of in circuit series connection particularly at the power supply circuit series wiring box that the electric conducting material that can make the joint when needing spreading fits tightly that falls short of.

The technical scheme that solves the problems of the technologies described above is: circuit series wiring box, described terminal box comprises a box body, on this box side wall, be provided with at least one hole, described hole radially be provided with the screwed hole that is connected with this hole, be connected with hold-down bolt in the described screwed hole.

Further be, described hole is the through hole that passes described box body two lateral walls, and described screwed hole is along at least one axial arranged screwed hole of described through hole, all is connected with described hold-down bolt in described each screwed hole.

Further be, described box body outside also is coated with an insulation crust, is provided with the suitable hole of shape, size and hold-down bolt, is provided with the hole that diameter equals or be slightly larger than the power line diameter with the screwed hole corresponding position with corresponding position, described hole on this insulation crust.

Further be the regular cube of described box body for being made into by red copper.

Further be, described shell for make by high-new anti-corrosion insulation material, with the suitable outter box of box body.

Further be that the described through hole that passes the box body two opposite side walls is two, and is parallel to each other.

The beneficial effects of the utility model are: by on a metallic wiring box hole being set, the power line that needs spreading or branch peelled off insert or pass metallic wiring box behind the insulating barrier, again with radially compressing mutually perpendicular to the bolt in described hole current-carrying part with the power line of joint, the current-carrying part of power line is engaged closely, both made in long-term use, electrically-conducting metal surface produces under the situation of oxide layer, the current-carrying part of joint power line is fit together closely, eliminated the root that produces high voltage arc, reduce the factor of breaking out of fire, be widely used in family, the hotel, the hotel, the installation of joints such as separated time and spreading line in public place of entertainment and the industrial and mining enterprises' lighting circuit installation process.

Description of drawings

Fig. 1 disassembles schematic diagram for the utility model circuit series wiring box;

Fig. 2 is the utility model circuit series wiring box overall schematic;

Fig. 3 is the scheme of installation that the utility model circuit series wiring box inserts a power line;

Fig. 4 is the scheme of installation that the utility model circuit series wiring box inserts many power lines.

Be labeled as among the figure: box body 1, hole 2, screwed hole 3, hold-down bolt 4, insulation crust 5, hole 6, hole 7.

Embodiment

As described in background information, people arrange and install family, the hotel, the hotel, during the lighting circuit power line of 220 volts of voltages in public place of entertainment and the industrial and mining enterprises, running into that separated time or power line fall short of when needing wiring all is the insulating barrier that adopts the strip off power line, the method that makes the mutual winding of electric conducting material of power line be wrapped with insulating tape again connects, this method is owing to fit not tight between the electric conducting material, or long-term use conductive metallic material surface, back to produce oxide layer to make and occur the gap between the conducting metal, the phenomenon of high voltage arc took place in the moment of opening power consumption equipment, the lighter burns out electric equipment, serious discovery fire.

Be to understand the problems referred to above, the utility model provide a kind of in the circuit series connection particularly at the power supply circuit series wiring box that the electric conducting material that can make the joint when needing spreading fits tightly that falls short of.

Engaging accompanying drawing below is further described the utility model.

As shown in Figure 1 and Figure 2, be a kind of circuit series wiring box that the utility model provides, this terminal box comprises a box body 1, is provided with at least one hole 2 on this box body 1 sidewall, described hole 2 radially be provided with the screwed hole 3 that is connected with this hole 2, be connected with hold-down bolt 4 in the described screwed hole 3.During use, peel off the insulating barrier of the joint of two power lines that need the peace spreading earlier, again these two exposed power cord connectors are inserted in the described hole 2, and make two joints exceed the length of at least one hold-down bolt 4 diameter mutually, with hold-down bolt 4 logical screwed holes 3 two power cord connectors are compressed again, just can make the joint keep fitting tightly state, eliminate because of the joint root because of high voltage arc of fitting tightly in moment of starting power consumption equipment.

Hole 2 on the described box body 1 can be a blind hole, this moment, two power cord connectors were from the same side patchhole 2 of box body 1, but that this structure is installed is inconvenient, and open-wire line is arranged center tap clearly, not attractive in appearance at the indoor utmost point, the joint that while hold-down bolt 4 compresses two power lines is also insecure.As shown in Figure 3, hole described in the utility model 2 is for to pass the through hole of described box body 1 two lateral walls, and described screwed hole 3 is along at least one axial arranged screwed hole 3 of described through hole, all is connected with described hold-down bolt 4 in described each screwed hole 3.When adopting such structure to install, only need the joint of two power lines is penetrated the box body 1 from box body 1 both sides, simultaneously the super head part of lengthening, make two hold-down bolts compress power cord connector simultaneously and get final product, easy for installation, when open-wire line is installed, power cord connector is also not obvious, and coupling compression joint is also firm.

Described box body 1 can be an insulating material, also can be electric conducting material, in order to make the joint conductive effect better, and option metal material preferably.Just cause the joint charged when adopting metal material, be absolutely unsafe outside if expose.As shown in Figure 1 and Figure 2, box body described in the utility model 1 outside also is coated with an insulation crust 5, on this insulation crust 5 with 2 corresponding positions, described hole be provided with the adaptive hole 6 of shape, size and hold-down bolt 4, and screwed hole 3 corresponding positions be provided with the hole 7 that diameter equals or be slightly larger than the power line diameter.The power cord connector of installation just can not expose outside like this, can not stay potential safety hazard to use yet.

The described metal material of making box body 1 can be electric conducting materials such as general steel, aluminium, copper, and the described insulating material of making shell 5 can be General Purpose Rubber, insulation macromolecular material etc.For conduct electricity, insulation effect is better, safer, good looking appearance simultaneously, the regular cube of box body 1 described in the utility model for being made into by red copper; Described shell 5 for make by high-new anti-corrosion insulation material, with the suitable outter box of box body 1.No matter be that concealed wire is installed, still open-wire line is installed like this, can with indoor environment facies adaptation.

Above-mentioned have only a structure of passing the through hole of box body 1 relative both sides, installs very inconvenient to the joint of the power line that needs separated time.As shown in Figure 4, installation requirement for the power cord connector of the separated time of satisfying the demand, the described through hole that passes box body 1 two lateral walls is two, and is parallel to each other, and adding box body 1 is again the fabulous red copper material of conductive effect, in the installation of the power line that needs separated time, only need an input is inserted in the box body 1, just can pick out three branch power supply lines, when needing more separated time, only need as aforementioned one minute three, three minutes nine branch to go down, just can satisfy the requirement of separated time.Use very conveniently, fitting closely in the joint, has eliminated the potential safety hazard in the use, is suitable for extensively applying in the lighting circuit power line wiring of arranging and installing 220 volts of voltages in family, hotel, hotel, public place of entertainment and the industrial and mining enterprises.

Claims

1. circuit series wiring box, it is characterized in that: described terminal box comprises a box body (1), on this box body (1) sidewall, be provided with at least one hole (2), described hole (2) radially be provided with the screwed hole (3) that is connected with this hole (2), be connected with hold-down bolt (4) in the described screwed hole (3).

2. circuit series wiring box according to claim 1, it is characterized in that: described hole (2) are for passing the through hole of described box body (1) two lateral walls, described screwed hole (3) is along axial arranged at least one screwed hole (3) of described through hole, all is connected with described hold-down bolt (4) in described each screwed hole (3).

3. circuit series wiring box according to claim 1 and 2, it is characterized in that: described box body (1) outside also is coated with an insulation crust (5), goes up with corresponding position, described hole (2) at this insulation crust (5) to be provided with hold-down bolt (4) shape, big or small suitable hole (6), to be provided with the hole (7) that diameter equals or be slightly larger than the power line diameter with screwed hole (3) corresponding position.

4. circuit series wiring box according to claim 3 is characterized in that: described shell (5) for make by high-new anti-corrosion insulation material, with the suitable outter box of box body (1).

5. circuit series wiring box according to claim 1 is characterized in that: the regular cube of described box body (1) for being made into by red copper.

6. circuit series wiring box according to claim 5 is characterized in that: the described through hole that passes box body (1) two lateral walls is two, and is parallel to each other.