Background technology
Existing for the switch/socket terminal box of accommodating power line with the fixing switch/socket be connected with power line in terminal box, mainly be divided into bright dress and concealed installation two kinds, and the switch/socket of different manufacturers, brand substantially realizes standardization, so can both support the use mutually.
When existing switch/socket is connected with the power line of drawing from terminal box, the main mode adopting directly connection, advantage connects simply, do not need to increase extra equipment.Usual employing key screw power line is fixed on the binding post on switch/socket, following situation is often run into: one is if reserved power line length is shorter in installation process, mounting distance between switch/socket panel and terminal box is also less, makes the activity space deficiency of erecting tools cause installing difficulty; Two is if reserved power line length is longer, although overcome above-mentioned problem, due to the limited space of terminal box, a large amount of power lines be put into limited space also more difficult; If when wiring quantity is more or assign direction is more or wire diameter is larger, terminal box is just more difficult has received.
Therefore, need find a kind of easily installation and connect more simple switch/socket terminal box.
Summary of the invention
The object of this invention is to provide a kind of easily installation and the more simple switch/socket terminal box of connection.
Technical scheme of the present invention is: a kind of switch/socket terminal box, form primarily of box body 1, box body 1 is provided with the string holes 11 power supply source line turnover in five directions, the junction block 12 for fixing input power cord and out-put supply line is provided with in box body 1, described junction block 12 is provided with binding post 13 and jack 14, the quantity of described binding post 13 sets according to the figure place of the number of phases of input power and switch control rule, and each binding post 13 is made up of the connection jaws of the mutual conducting of two or more; The corresponding jack 14 of each binding post 13; Described binding post 13 and jack 14 mutually conducting are also vertical; Input power cord and out-put supply line are connected with the binding post 13 on junction block 12; The switch/socket be arranged in switch/socket terminal box is connected with input power cord and out-put supply line by jack 14; Every phase input power or the corresponding binding post 13 of every bit switch control line.
Input power cord enters in box body 1 from string holes 11, and the arbitrary connection jaws on the binding post 13 of the metallic portion access corresponding phase that power supply the end of a thread is exposed is also fixing, and electrical signal transfer gives same other connection jaws of group and the jack 14 of conducting with it; The metallic portion access that one end of homophase out-put supply line is exposed is also fixing with the connection jaws of group, and the other end exports through the string holes 11 of end box.
Described binding post 13, jack 14 are arranged in the groove of junction block 12 inside.
Described binding post 13 is provided with wire fixing device.
Described wire fixing device is screw or snap ring.
Described jack 14 is connected with the plug of corresponding switch or socket.
Described box body 1 adopts Separated type combination structure with junction block 12.
Beneficial effect:
1, input power cord and out-put supply line realize Fast Installation with the switch/socket be arranged in terminal box by jack, make installation and maintenance all more simple and fast.
2, the power line entering terminal box is fixed with corresponding binding post in advance by its phase place, and the volume of the power line of storage in terminal box is significantly reduced.
The installation that terminal box and switch/socket panel 3, can be realized and the standardization be connected.
Embodiment
As shown in Fig. 1 to Fig. 5, a kind of switch/socket terminal box, form primarily of box body 1, box body 1 is provided with the string holes 11 power supply source line turnover in five directions, the junction block 12 for fixing input power cord and out-put supply line is provided with in box body 1, described junction block 12 is provided with binding post 13 and jack 14, and the quantity of described binding post 13 exports according to the number of phases of input power and switch and controls figure place setting, every phase input power or the corresponding binding post 13 of every bit switch control line.
During for mounting receptacle, arrange the quantity of binding post by number of phases, when input is single phase poaer supply, and use three binding posts 13, these three binding posts 13 are respectively used to fixing live wire, ground wire and zero line; When input be three phase mains time, use four or five binding posts 13, use four binding posts 13 to be respectively used to fixing A phase, B phase, C phase and zero line, use five binding posts to be respectively used to fixing A phase, B phase, C phase, zero line and ground wire.
During for installing switch, export by switch and control the quantity that figure place arranges binding post, then add a binding post for connecting input power cord, namely the quantity of binding post is switch figure place+1.Such as, a single control switch adopts two binding posts 13, for being connected with the output control line of this switch, and another one is individual for connecting input power cord; In like manner, two double control switches adopt five binding posts 13, and wherein four for connecting output control line, and one for connecting input power cord; So analogize.
Not only is not only hybrid switch when what adopt, when having switch but also have socket, adds that switch exports by number of phases and control figure place binding post is set.Such as, when input be single phase poaer supply time, the quantity of binding post 13 is that 3+ switch exports and controls figure place.Such as, when input be single phase poaer supply time, a three-plug connector adds two single control switches, and arrange 3+2 i.e. 5 binding posts 13, three and be respectively used to connect live wire, zero line, ground wire, two other is respectively used to the output control line of connecting valve.
Each binding post 13 is made up of the connection jaws of the mutual conducting of two or more; The corresponding jack 14 of each binding post 13; The conducting adopt mutually perpendicular layout mutually of described binding post 13 and jack 14; Input power cord and out-put supply line are connected with the binding post 13 on junction block 12; The switch/socket be arranged in switch/socket terminal box is connected with input power cord and out-put supply line by jack 14.
The input power cord entering same binding post is communicated with the connection jaws of out-put supply line by mutual conducting.
Be communicated with by wire or guide card between the connection jaws belonging to same binding post.
Jack 14 is communicated with by wire or guide card with the binding post of homophase.
Described binding post and jack are arranged on junction block inside.
Described wire or guide card are arranged on junction block inside.
The signal of telecommunication is introduced by the plug matched with jack 14 by switch/socket.
Described junction block adopts insulating material to make, and described binding post 13, jack 14 adopt electric conducting material to make, as copper sheet.
Described binding post 13, jack 14 are arranged in the groove in junction block 12, and the opening of groove is positioned at junction block surface.
Described binding post 13 is provided with electric source wire securing device.
Described electric source wire securing device is screw or snap ring.
Described jack 14 is connected with the plug of corresponding switch or socket.
Input power cord enters in box body 1 from string holes 11, during installation, first for power line part insulator is removed, exposed part metal, accessed the arbitrary connection jaws on the binding post 13 of corresponding phase again and fix, electrical signal transfer gives the jack 14 with other connection jaws organized and conducting with it; One end access of homophase out-put supply line is also fixing with the connection jaws of group, and the other end exports through the string holes 11 of end box.
Described box body 1 adopts fabricated structure with junction block 12, also can adopt integral structure.
Described junction block 12 keeps to the side to settle in box body, or settles, as long as match with the connector position of switch/socket in the middle part of box body.
Adopt switch/socket terminal box of the present invention, not only install simple, safeguard and change easily, and can standardization.
Above-described embodiment is only used to interpretation purposes of the present invention, and is not limitation of the present invention, those skilled in the art, in essential scope of the present invention, makes a variety of changes or substitutes, also should belong to protection category of the present invention.