CN210489492U

CN210489492U - Safety switch for electrical control

Info

Publication number: CN210489492U
Application number: CN201921481337.3U
Authority: CN
Inventors: 史玉立
Original assignee: Changzhou Liu Guojun Vocational Technology College
Current assignee: Changzhou Liu Guojun Vocational Technology College
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-05-08
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a safety switch for electrical control, include: the electric switch comprises an electric switch seat, a first connecting rack and a second connecting rack, wherein the center position of the electric switch seat is rotatably connected with a rotating gear disc, and two limiting sleeve frames are symmetrically fixed on two sides of the rotating gear disc on the electric switch seat. The utility model discloses in, drive through rotating the knob and rotate the toothed disc, drive two connecting rack through rotating the toothed disc and carry out synchronous motion, make two connecting rack peg graft on two connection terminal, realize control switch, compare and traditional clamp the plug-in strip through the floodgate mouth and realize being connected, this safety switch for electrical control passes through plug-in strip and connects more stability, prevent bad phenomenon of contact, it can support spacingly to two connecting rack to rotate the toothed disc simultaneously, further improve the stability of connecting, prevent that bad contact from leading to electrical equipment to break down.

Description

Safety switch for electrical control

Technical Field

The utility model relates to an electrical control switch technical field especially relates to a safety switch for electrical control.

Background

The important role played by electric power in our life and production is not neglected, which brings great convenience to our production and life, the most critical factor for normal operation and transmission of electric power in a power plant is electric equipment, the electric equipment is more and more widely used, the electric equipment is large in size and is in great convenience for the life of people in enterprise factories and each household in a small track, the efficiency is improved for the development of industry, the electric equipment can not be used for opening electric power, and a circuit is controlled by connecting a switch for switching on the circuit of the electric equipment, so that a safety switch for electric control becomes an indispensable accessory when the electric equipment is used, most of the traditional control switches are knife switches, the circuit can be opened and closed by pushing the knife switches, but the circuit is not stable enough when being connected, and the equipment is easy to fail due to poor contact, and also has poor safety in operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a safety switch for electrical control.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a safety switch for electrical control, comprising: the electric switch seat, the first connecting rack and the second connecting rack;

the center of the electric switch base is rotatably connected with a rotating gear disc, two limiting sleeve frames are symmetrically fixed on the electric switch base on two sides of the rotating gear disc, and a first wire holder and a second wire holder are respectively and spirally fixed at the bottom and the top of the electric switch base;

the first connecting rack and the second connecting rack are respectively embedded into the two limiting sleeve frames in a sliding mode, the positions of the first connecting rack and the second connecting rack correspond to the positions of the first wire holder and the second wire holder respectively, and the first connecting rack and the second connecting rack are connected in a mutually-fitted mode through connecting pieces.

As a further description of the above technical solution:

the first connecting rack and the second connecting rack are both composed of an insulating sleeve and a conductive connecting sheet, wherein the conductive connecting sheet is embedded in the insulating sleeve.

As a further description of the above technical solution:

and the outer side of the insulating sleeve is equidistantly provided with adjusting tooth grooves, wherein the adjusting tooth grooves are meshed and connected with the rotating gear disc.

As a further description of the above technical solution:

the connecting groove has all been seted up in first wire holder and the second wire holder, and has electrically conductive connecting seat through supporting spring connection in the connecting groove.

As a further description of the above technical solution:

also includes an electrical switch cover;

the electric switch cover is fixed on the surface of the electric switch base in a spiral mode, the surface of the electric switch cover is connected with a rotating knob in a rotating mode, the rotating knob is connected with a rotating gear disc in a rotating mode, and a limiting groove is formed in the surface of the rotating knob.

As a further description of the above technical solution:

the electric switch cover is located above the rotary knob and is rotatably connected with a connecting rod through a rotary connecting piece, and the top end of the connecting rod is connected with a limiting convex tooth matched with the limiting groove for use.

Advantageous effects

The utility model provides a safety switch for electrical control. The method has the following beneficial effects:

(1): this safety switch for electrical control drives through rotating the knob and rotates the toothed disc, drive two connecting rack through rotating the toothed disc and carry out synchronous motion, make two connecting rack peg graft on two connection terminal, realize control switch, compare and traditional clamp the plug-in strip through the floodgate mouth and realize connecting, this safety switch for electrical control passes through plug-in strip and connects more stability, prevent bad phenomenon of contact, it can support spacingly to rotate the toothed disc simultaneously to two connecting rack, further improve the stability of connecting, prevent that bad contact from leading to electrical equipment to break down, and first connecting rack and second connecting rack all connect electrically conductive connection piece through insulating cover and constitute, make first connecting rack and second connecting rack be insulating, security when improving control and regulation.

(2): this safety switch for electrical control is connected with the connecting rod through rotating the connecting piece on electrical switch covers, and the top of connecting rod is connected with spacing dogtooth, accomplishes the back in the regulation of rotating the knob, rotates the upset to the connecting rod through rotating the connecting piece for the spacing dogtooth embedding on connecting rod top is in the spacing groove on rotating the knob, realizes locking rotating the knob, improves the stability that this safety switch for electrical control connects.

Drawings

Fig. 1 is a schematic view of an overall structure of a safety switch for electrical control according to the present invention;

fig. 2 is a schematic structural view of the connecting rack of the present invention;

FIG. 3 is a schematic structural view of the wire holder of the present invention;

fig. 4 is a schematic structural diagram of the middle electric switch cover of the present invention.

Illustration of the drawings:

1. an electrical switch base; 2. rotating the gear plate; 3. a first connecting rack; 4. an electrical switch cover; 5. a first wire holder; 6. a second wire holder; 7. a second connecting rack; 71. an insulating sleeve; 72. a conductive connecting sheet; 73. adjusting the tooth socket; 8. connecting sheets; 9. a limiting sleeve frame; 10. connecting grooves; 11. a conductive connecting seat; 12. a support spring; 13. rotating the knob; 14. a limiting groove; 15. rotating the connecting piece; 16. a connecting rod; 17. and limiting convex teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1, 2 and 3, a safety switch for electrical control includes: the electric switch base 1, the first connecting rack 3 and the second connecting rack 7;

the center position of the electric switch base 1 is rotationally connected with a rotating gear disc 2, two limiting sleeve frames 9 are symmetrically fixed on the electric switch base 1 at two sides of the rotating gear disc 2, and a first wire holder 5 and a second wire holder 6 are respectively and spirally fixed at the bottom and the top of the electric switch base 1;

the first connecting rack 3 and the second connecting rack 7 are respectively embedded into the two limiting sleeve frames 9 in a sliding mode, the positions of the first connecting rack 3 and the second connecting rack 7 correspond to the positions of the first wire holder 5 and the second wire holder 6 respectively, and the first connecting rack 3 and the second connecting rack 7 are connected in a mutually-fitted mode through the connecting piece 8.

The first connecting rack 3 and the second connecting rack 7 are each composed of an insulating sleeve 71 and a conductive connecting piece 72, wherein the conductive connecting piece 72 is embedded in the insulating sleeve 71.

The outer side of the insulating sleeve 71 is equidistantly provided with adjusting tooth grooves 73, wherein the adjusting tooth grooves 73 are meshed and connected with the rotating gear disc 2.

Connecting groove 10 has all been seted up in first wire holder 5 and the second wire holder 6, and is connected with electrically conductive connecting seat 11 through supporting spring 12 in the connecting groove 10, supports electrically conductive connecting seat 11 through supporting spring 12, strengthens the stability that electrically conductive connecting seat 11 connects.

The working principle is as follows: when this safety switch for electrical control uses, drive first connecting rack 3 and second connecting rack 7 through rotating toothed disc 2 in step and remove, make the electrically conductive connection piece 72 in first connecting rack 3 and the second connecting rack 7 imbed respectively in first connection terminal 5 and second connection terminal 6, make this electrical control switch on, safety switch for electrical control passes through plug-in type and connects more stability, prevent the phenomenon of contact failure, it is spacing to rotate toothed disc 2 simultaneously and can support first connecting rack 3 and second connecting rack 7, further improve the stability of first connecting rack 3 and the connection of second connecting rack 7, prevent that contact failure from appearing and lead to electrical equipment to break down.

Referring to fig. 4, an electrical switch cover 4 is further included;

the electrical switch cover 4 is fixed on the surface of the electrical switch base 1 in a spiral mode, the surface of the electrical switch cover 4 is connected with a rotating knob 13 in a rotating mode, the rotating knob 13 is connected with the rotating gear disc 2 in a rotating mode, and a limiting groove 14 is formed in the surface of the rotating knob 13.

The electric switch cover 4 is rotatably connected with a connecting rod 16 above the rotating knob 13 through a rotating connecting piece 15, and the top end of the connecting rod 16 is connected with a limit convex tooth 17 matched with the limit groove 14 for use.

Can rotate knob 13 through the rotation knob 13 drive and rotate pinion disc 2, thereby realize adjusting first connecting rack 3 and second connecting rack 7, simultaneously after rotatory the completion, rotate the upset through rotating connecting piece 15 to connecting rod 16, make the spacing dogtooth 17 embedding on connecting rod 16 top in the spacing groove 14 on rotating knob 13, the realization is locked rotating knob 13, further improve the stability that this safety switch for electrical control connects.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A safety switch for electrical control, comprising: the electric switch seat (1), the first connecting rack (3) and the second connecting rack (7);

a rotary gear disc (2) is rotatably connected to the center of the electric switch base (1), two limit sleeve frames (9) are symmetrically fixed to two sides of the rotary gear disc (2) on the electric switch base (1), and a first wire holder (5) and a second wire holder (6) are respectively and spirally fixed to the bottom and the top of the electric switch base (1);

first connecting rack (3) and second connecting rack (7) slide respectively and imbed two in stop collar frame (9), and the position of first connecting rack (3) and second connecting rack (7) corresponds with the position of first connection terminal (5) and second connection terminal (6) respectively each other, through connection piece (8) connection of laminating each other between first connecting rack (3) and the second connecting rack (7).

2. An electrical control safety switch according to claim 1, characterized in that the first and second connecting racks (3, 7) are each composed of an insulating sleeve (71) and a conductive connecting piece (72), wherein the conductive connecting piece (72) is embedded in the insulating sleeve (71).

3. The safety switch for electric control according to claim 2, characterized in that the outside of the insulating sleeve (71) is provided with an equally spaced adjusting tooth slot (73), wherein the adjusting tooth slot (73) is engaged with the rotating gear plate (2).

4. A safety switch for electrical control according to claim 1, wherein the first wire holder (5) and the second wire holder (6) each have a connecting slot (10) formed therein, and the connecting slots (10) are connected to a conductive connecting socket (11) by a support spring (12).

5. A safety switch for electrical control according to claim 1, further comprising an electrical switch cover (4);

the electric switch cover (4) is spirally fixed on the surface of the electric switch base (1), the surface of the electric switch cover (4) is rotatably connected with a rotating knob (13), the rotating knob (13) is rotatably connected with the rotating gear disc (2), and a limiting groove (14) is formed in the surface of the rotating knob (13).

6. The safety switch for electric control according to claim 5, wherein a connecting rod (16) is rotatably connected to the electric switch cover (4) above the rotary knob (13) through a rotary connecting member (15), and a limit protruding tooth (17) used in cooperation with the limit groove (14) is connected to the top end of the connecting rod (16).