CN109920699A - Electric circuit contactor with protective cover plate - Google Patents

Abstract

The invention provides an electric line contactor with a protective cover plate, wherein the protective cover plate is arranged, the protective cover plate is connected with an electric line contactor shell through a hinge, a connecting point is arranged at the upper part of the electric line contactor shell, the protective cover plate is turned over to be opened and closed through the hinge, radiating holes are further formed in two sides of the electric line contactor shell, radiating fins are arranged on the inner wall of the electric line contactor shell inside the radiating holes, the outer sides of the radiating fins are coated with heat-conducting silica gel, an operator can be effectively prevented from accidentally touching an electrified body, operation safety is ensured, meanwhile, the radiating fins are arranged, the outer sides of the radiating fins are coated with the heat-conducting silica gel, heat is radiated through the radiating holes, and safe use of the electric line contactor is ensured.

Description

A kind of electric wiring contactor with protective cover plate

Technical field

The present invention relates to electric wiring control component more particularly to a kind of electric wiring contactors with protective cover plate.

Background technique

Electric wiring contactor is divided into alternating-current electric line contactor (voltage AC) and DC electrical line contactor (voltage DC), it is applied to the control of electric wiring.Electric wiring contactor broadly refers to flow through in industrial electric route using coil Magnetic field is generated when electric current, makes contact closure, to achieve the purpose that be switched on or switched off route.In electrotechnics, electric wiring contact Device can also be used as the device for being frequently switched on or disconnecting control circuit for quickly cutting off exchange and direct current major loop.It is electricity Critical elements in the automatic control system of road.

Problem is, existing electric wiring contactor be all at work with other breakers, relay, sensor and Electronic instrument is commonly mounted on inside power distribution cabinet, when operator operates, is accidentally possible to touching electrical body It causes to get an electric shock, if electric shock accidents occurs, personal injury will be caused, it is also possible to cause entire electric wiring to be paralysed, cause great damage It loses.

Summary of the invention

In order to solve existing issue, the present invention provides a kind of electric wiring contactor with protective cover plate, due to setting Protective cover plate, effectively prevents operator and accidentally touches the danger of electrical body, simultaneously as being additionally arranged fin and heat dissipation Hole solves heat dissipation problem.Efficiently solve prior art problem.

The present invention solve technical problem the technical solution adopted is that, a kind of electric wiring contactor with protective cover plate, packet Contactor shell, electric wiring contactor main body and back panel wiring mechanism are included, is set above the electric wiring contactor shell It is equipped with wiring hole, electric wire is entered inside electric wiring contactor by the wiring hole and is fixed on the wiring mechanism, electricity Source is connected to the contactor main body from the wiring mechanism, is opened or closed by contactor main body control route, characterized in that Protective cover plate is also set up, adopts and is hinged and tie point between the protective cover plate and the electric wiring contactor shell Setting realizes overturning opening and closing, the electric wiring contactor shell by the hinge in top, the protective cover plate Two sides be additionally provided with heat release hole, be located on the inside of the heat release hole in the contactor enclosure interior and be additionally provided with radiating fin, Heat conductive silica gel is coated on the outside of the radiating fin.

Preferably, the two sides of the electric wiring contactor shell are provided with mounting blocks, and peace is provided on the mounting blocks Hole is filled, the contactor is installed by mounting hole and fixed.

Preferably, the surface of the protective cover plate is equipped with observation window.

Preferably, the surface of the protective cover plate plate is equipped with plug, the bottom peace of the electric wiring contactor shell Equipped with eye-splice, the plug is fixedly connected with eye-splice.

Preferably, gasket is also set up between the protective cover plate plate and the contact surface of the electric wiring contactor shell Circle.

Preferably, the wiring mechanism includes fixed block, screw rod, movable block, wing nut, card slot and rubber pad, described Fixed block is fixedly installed in the electric wiring contactor enclosure interior below wiring hole, and the side of the fixed block is equipped with spiral shell Bar, the surface of the screw rod are equipped with movable block, and the screw rod of the movable block side is equipped with wing nut, the fixed block and The inside of movable block is all provided with card slot, and the surface of the card slot is equipped with rubber pad.

Beneficial effects of the present invention: a kind of electric wiring contactor with protective cover plate proposed by the present invention passes through setting Protective cover plate, adopted between the protective cover plate and the electric wiring contactor shell be hinged and tie point setting exist Top, the protective cover plate realize overturning opening and closing, the two sides of the electric wiring contactor shell by the hinge It is additionally provided with heat release hole, radiating fin is installed in the electric wiring contactor inner walls on the inside of the heat release hole, it is described to dissipate It is coated with heat conductive silica gel on the outside of hot fin, effectively can prevent operator from surprisingly touching electrical body, it is ensured that safe operation, Simultaneously as radiating fin is arranged and is coated with heat conductive silica gel on the outside of radiating fin, heat is shed by heat release hole, it is ensured that The safe handling of electric wiring contactor.

Detailed description of the invention

Fig. 1-Fig. 4 is the structural schematic diagram of one implementation of the present invention, wherein Fig. 1 is main view, and Fig. 2 is Fig. 4 at A-A Cross-sectional view, Fig. 3 is left view, and Fig. 4 is schematic diagram of internal structure.

In figure:

1. electric wiring contactor shell；

2. electric wiring contactor main body (mainly including coil and iron core)；

3. eye-splice；

4. mounting blocks；

5. heat conductive silica gel；

6. radiating fin；

7. heat release hole；

8. screw；

9. seal washer；

10. back panel wiring mechanism；

11. plug；

12. wiring hole；

13. hinge (hinge)；

14. protective cover plate；

15. observation window；

16. fixed block；

17. screw rod；

18. movable block；

19. wing nut；

20. card slot；

21. rubber pad.

Specific embodiment

Fig. 1-Fig. 4 is the structural schematic diagram of one implementation of the present invention, wherein Fig. 1 is main view, and Fig. 2 is Fig. 4 at A-A Cross-sectional view, Fig. 3 is left view, and Fig. 4 is schematic diagram of internal structure.

It is shown in figure, in this example, a kind of electric wiring contactor with protective cover plate, including contactor shell 1, electric wire Road contactor main body 2 and back panel wiring mechanism 10 are provided with wiring hole 12, electric wire in the top of electric wiring contactor shell 1 Enter the inside of electric wiring contactor shell 1 by wiring hole 12 and be fixed in back panel wiring mechanism 10, power supply is from patching machine Structure 10 is connected to contactor main body 2, controls route by contactor main body 2 and is opened or closed, unlike the prior art, this example In, protective cover plate 14 is also set up, between protective cover plate 14 and electric wiring contactor shell 1 simultaneously using the connection of hinge (hinge) 13 And tie point setting, on top, protective cover plate 14 realizes overturning opening and closing, electric wiring contactor shell 1 by hinge 13 Two sides be additionally provided with heat release hole 7, be internally located on the inside of heat release hole 7 in contactor shell 1 and be additionally provided with radiating fin 6, radiate The outside of fin 6 is coated with heat conductive silica gel 5, the heat absorption for being generated electric wiring contactor main body 2 using heat conductive silica gel 5, It recycles radiating fin 6 that heat sheds by heat release hole 7, to complete circulation rapid cooling, makes the present invention that there is excellent dissipate Heat function avoids heat damages electric wiring contactor main body 2, improves the service life of electric wiring contactor main body 2

Wiring mechanism 10 includes fixed block 16, screw rod 17, movable block 18, wing nut 19, card slot 20 and rubber pad 21, Gu Determine block 16 to be fixedly installed in inside the electric wiring contactor shell 1 of 12 lower section of wiring hole, the side of fixed block 16 is equipped with spiral shell Bar 17, the surface of screw rod 17 are equipped with movable block 18, and 17 surface of screw rod of 18 side of movable block is equipped with wing nut 19, fixed The inside of block 16 and movable block 18 is all provided with card slot 20, and the surface of card slot 20 is equipped with rubber pad 21.

The two sides of electric wiring contactor shell 1 are provided with mounting blocks 4, and mounting hole, electric wiring are provided on mounting blocks 4 Contactor is installed by mounting hole and is fixed.Observation window 15, the surface peace of protective cover plate 14 are installed on the surface of protective cover plate 14 Equipped with plug 11, the bottom of electric wiring contactor shell 1 is equipped with eye-splice 3, plug 11 and the mutual plug fixing of eye-splice 3.

Seal washer 9 is installed in the bottom of protective cover plate 14, by protective cover plate 14 and electric wiring contactor shell 1 it Between gap it is closed, avoid the entrance of extraneous dust.

In the top of electric wiring contactor shell 1, wiring hole 12, the electric wiring contactor of 12 lower section of wiring hole are set Wiring mechanism 10 is installed inside shell 1, by extraneous conducting wire pass through wiring hole 12 import 1 inside of electric wiring contactor shell with Electric wiring contactor main body 2 connects, then conducting wire is put into the card slot 20 in wiring mechanism 10, by movable block 18 and fixed block 16 closures, are rotated on screw rod 17 using wing nut 19, lock movable block 18, and the rubber pad 21 inside card slot 20 avoids Conducting wire is worn, to effectively protect electric wiring contactor main body 2.

In this example, by be arranged protective cover plate 14, protective cover plate 14 and the two sides of electric wiring contactor shell 1 also It is provided with heat release hole, effectively can either prevent operator from surprisingly touching electrical body, it is ensured that safe operation, simultaneously as setting It sets radiating fin and is coated with heat conductive silica gel on the outside of radiating fin, heat is shed by heat release hole, it is ensured that electric wiring connects Tentaculum safe handling.

Claims (5)

1. An electrical circuit contactor with a protective cover, comprising a contactor housing, an electrical circuit contactor main body and an internal wiring mechanism, a wiring hole is provided above the electrical circuit contactor housing, and wires pass through the wiring The hole enters the inside of the electrical circuit contactor and is fixed on the wiring mechanism. The power supply is connected from the wiring mechanism to the contactor body, and the contactor body controls the circuit to be disconnected or closed. It is characterized in that a protective cover is also provided. , the protective cover plate and the electrical circuit contactor housing are connected by a hinge and the connection point is arranged on the upper part, the protective cover plate can be flipped open and closed through the hinge, and the electrical circuit contactor housing Heat dissipation holes are also provided on both sides of the contactor housing, and heat dissipation fins are also provided inside the heat dissipation holes inside the contactor housing, and the outer sides of the heat dissipation fins are coated with thermally conductive silica gel. 2 . The electrical circuit contactor with a protective cover plate according to claim 1 , wherein mounting blocks are provided on both sides of the housing of the electrical circuit contactor, and mounting holes are provided on the mounting blocks. 3 . The contactor is installed and fixed through the mounting hole. 3 . The electrical circuit contactor with a protective cover plate according to claim 1 , wherein an observation window is installed on the surface of the protective cover plate. 4 . 4 . The electrical circuit contactor with a protective cover plate according to claim 1 , wherein a sealing gasket is further provided between the protective cover plate and the contact surface of the electrical circuit contactor housing. 5 . 5. The electrical circuit contactor with a protective cover plate according to claim 1, wherein the wiring mechanism comprises a fixed block, a screw rod, a movable block, a wing nut, a clamping groove and a rubber pad, and the fixed block It is fixedly installed inside the electrical circuit contactor housing below the wiring hole, a screw rod is installed on one side of the fixed block, a movable block is installed on the surface of the screw rod, and a wing nut is installed on the screw rod on one side of the movable block. Both the inner side of the fixed block and the movable block are provided with a card slot, and a rubber pad is installed on the surface of the card slot.