CN210467726U

CN210467726U - Multi-gear electromagnetic switch

Info

Publication number: CN210467726U
Application number: CN201921868652.1U
Authority: CN
Inventors: 薛明; 杜秋漪
Original assignee: Changzhou Jiuan Electric Appliance Manufacturing Co Ltd
Current assignee: Changzhou Jiuan Electric Appliance Manufacturing Co Ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-05-05
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a many gears electromagnetic switch, including shell, control mechanism and actuating mechanism, control mechanism sets up the inside at the shell, actuating mechanism sets up the inside at the shell, control mechanism includes the fixed plate, the fixed plate is installed on the inner wall of shell, the telescopic link is all installed to the left and right sides at fixed plate top, and fly leaf fixed connection is passed through on the top of two telescopic links. The utility model discloses a mutual cooperation of telescopic link, fly leaf, buffer spring, supporting shoe, iron plate, electro-magnet, logical groove, miniature cylinder, firm board, fixed contact, first contact, second contact and third contact has realized a many gears electromagnetic switch, the suitability when having improved electromagnetic switch greatly for electromagnetic switch can control different switches as required, thereby realize controlling the electric current of difference, electromagnetic switch's practicality has been improved greatly, bring very big facility for the user.

Description

Multi-gear electromagnetic switch

Technical Field

The utility model relates to an electromagnetic switch technical field specifically is a many gears electromagnetic switch.

Background

In an electromagnetic switch such as an electromagnetic relay or an electromagnetic contactor, the electromagnetic switch generally includes an electromagnetic device having an excitation coil and a movable iron core and a contact mechanism having a fixed contact and a movable contact, the movable iron core is driven by the magnetic force generated by the exciting coil, and the current in the exciting coil is switched on and off in sequence, so that the movable iron core can perform reciprocating linear motion relative to the exciting coil, this reciprocating linear motion can push the contact mechanism constituted by the movable contact piece and the fixed contact piece from a closed state to an open state or from an open state to a closed state, but a common electromagnetic switch is mostly one shift position, the electromagnetic switch can be limited to a certain extent when in use, different currents can not be controlled through one electromagnetic switch, the applicability of the electromagnetic switch is greatly reduced, and great inconvenience is brought to a user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a many gears electromagnetic switch to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-gear electromagnetic switch comprises a shell, a control mechanism and a driving mechanism, wherein the control mechanism is arranged inside the shell, and the driving mechanism is arranged inside the shell;

the control mechanism comprises a fixed plate, the fixed plate is installed on the inner wall of the shell, telescopic rods are installed on the left side and the right side of the top of the fixed plate, the top ends of the two telescopic rods are fixedly connected through a movable plate, a buffer spring is sleeved on the surface of each telescopic rod, supporting blocks are installed on the left side and the right side of the top of the movable plate, an iron block is installed on the top of each supporting block, an electromagnet is installed on the inner wall of the shell and above the iron block, and a through groove is formed in the top of the electromagnet;

actuating mechanism includes the diaphragm, the diaphragm is installed on the inner wall of shell and is located the top of electro-magnet, the connecting block is installed in the left side of diaphragm bottom, miniature cylinder is installed in the left side of connecting block, miniature cylinder's right side through connection piece just extends to its outside, firm board is installed on miniature cylinder's right side, the bottom of firm board is run through logical groove and is extended to its outside, fixed contact is installed to the bottom of firm board, the top of fly leaf and the position that is located between two supporting shoes are installed in proper order from a left side to the right side with first contact, second contact and the third contact of fixed contact looks adaptation.

Preferably, the bottom of the movable plate is fixedly connected with the top of the fixed plate through a buffer spring.

Preferably, the spout has all been seted up to the left and right sides of shell inner wall and the position that corresponds the fly leaf, the slider is all installed to the left and right sides of fly leaf, one side that the slider is close to the spout runs through the spout and extends to the inside of spout and the inner wall sliding connection of spout.

Preferably, the surface of the transverse plate and the position corresponding to the stabilizing plate are connected with a moving block in a sliding mode, and the bottom of the moving block is fixedly connected with the top of the stabilizing plate.

Preferably, the surface of the outer shell is provided with a fireproof coating.

Compared with the prior art, this real neotype beneficial effect as follows:

1. the utility model discloses a mutual cooperation of telescopic link, fly leaf, buffer spring, supporting shoe, iron plate, electro-magnet, logical groove, miniature cylinder, firm board, fixed contact, first contact, second contact and third contact has realized a many gears electromagnetic switch, the suitability when having improved electromagnetic switch greatly for electromagnetic switch can control different switches as required, thereby realize controlling the electric current of difference, electromagnetic switch's practicality has been improved greatly, bring very big facility for the user.

2. The utility model discloses a set up spout and slider, the steadiness when having improved the fly leaf motion, through setting up the movable block, steadiness when having improved the motion of firm board through setting up fire retardant coating, has improved the fire behavior of shell to the security has been improved.

Drawings

FIG. 1 is a structural section view in elevation of the present invention;

fig. 2 is a partial enlarged view of a-a in fig. 1 according to the present invention.

In the figure: the device comprises a shell 1, a control mechanism 2, a fixed plate 21, a telescopic rod 22, a movable plate 23, a buffer spring 24, a supporting block 25, an iron block 26, an electromagnet 27, a through groove 28, a driving mechanism 3, a transverse plate 31, a connecting block 32, a miniature cylinder 33, a stabilizing plate 34, a fixed contact 35, a first contact 36, a second contact 37, a third contact 38, a sliding groove 4, a sliding block 5, a movable block 6 and fireproof paint 7.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a multi-gear electromagnetic switch includes a housing 1, a control mechanism 2 and a driving mechanism 3, wherein the control mechanism 2 is disposed inside the housing 1, the driving mechanism 3 is disposed inside the housing 1, a fireproof coating 7 is disposed on the surface of the housing 1, and the fireproof performance of the housing 1 is improved by disposing the fireproof coating 7, thereby improving the safety.

Referring to fig. 1, a control mechanism 2 includes a fixed plate 21, the fixed plate 21 is installed on an inner wall of a housing 1, telescopic rods 22 are fixedly connected to left and right sides of a top of the fixed plate 21, top ends of the two telescopic rods 22 are fixedly connected through a movable plate 23, a buffer spring 24 is sleeved on a surface of the telescopic rod 22, a bottom of the movable plate 23 is fixedly connected to a top of the fixed plate 21 through the buffer spring 24, sliding grooves 4 are formed in left and right sides of the inner wall of the housing 1 and corresponding to positions of the movable plate 23, sliding blocks 5 are fixedly connected to left and right sides of the movable plate 23, one side of the sliding block 5 near the sliding groove 4 penetrates through the sliding groove 4 and extends to an inner portion of the sliding groove 4 to be slidably connected to an inner wall of the sliding groove 4, stability of the movable plate 23 during movement is improved by arranging the sliding grooves 4 and the sliding, an electromagnet 27 is fixedly connected to the inner wall of the housing 1 and above the iron block 26, and a through groove 28 is formed in the top of the electromagnet 27.

Referring to fig. 1-2, the driving mechanism 3 includes a transverse plate 31, the transverse plate 31 is mounted on the inner wall of the housing 1 and located above the electromagnet 27, the left side of the bottom of the transverse plate 31 is fixedly connected with a connecting block 32, the left side of the connecting block 32 is fixedly connected with a micro cylinder 33, the right side of the micro cylinder 33 penetrates through the connecting block 32 and extends to the outside thereof, the right side of the micro cylinder 33 is fixedly connected with a stabilizing plate 34, the surface of the transverse plate 31 and the position corresponding to the stabilizing plate 34 are slidably connected with a moving block 6, the bottom of the moving block 6 is fixedly connected with the top of the stabilizing plate 34, by providing the moving block 6, the stability of the stabilizing plate 34 during movement is improved, the bottom of the stabilizing plate 34 penetrates through the through groove 28 and extends to the outside thereof, the bottom of the stabilizing plate 34 is fixedly connected with a fixed contact piece 35, and the top of the moving plate 23 and the position between the two, The second contact piece 37 and the third contact piece 38, the first contact piece 36, the second contact piece 37 and the third contact piece 38 are respectively connected with different switches and currents outside, so when the fixed contact piece 35 contacts with different contact pieces, different switches and different currents outside can be triggered, the applicability of the electromagnetic switch is greatly improved, the micro cylinder 33 is controlled by an external controller, the fixed contact piece 35 can be moved to the first contact piece 36, the second contact piece 37 or the third contact piece 38, the telescopic rod 22, the movable plate 23, the buffer spring 24, the supporting block 25, the iron block 26, the electromagnet 27, the through groove 28, the micro cylinder 33, the stabilizing plate 34, the fixed contact piece 35, the first contact piece 36, the second contact piece 37 and the third contact piece 38 are matched with each other, the multi-gear electromagnetic switch is realized, the applicability of the electromagnetic switch in use is greatly improved, and the electromagnetic switch can control different switches as required, therefore, different currents are controlled, the practicability of the electromagnetic switch is greatly improved, and great convenience is brought to a user.

When the device is used, the electromagnet 27 is started through an external controller, so that the electromagnet 27 has magnetic force, the electromagnet 27 drives the iron block 26 to move upwards through suction force, the iron block 26 and the electromagnet 27 attract each other, the iron block 26 drives the movable plate 23 to move upwards through the supporting block 25, the movable plate 23 drives the sliding block 5 to move in the sliding chute 4, the movable plate 23 stretches the telescopic rod 22 and the buffer spring 24 to move, so that the first contact piece 36 and the fixed contact piece 35 are in a mutually contacted and closed state, so as to connect a controlled circuit, when different switches need to be controlled, the electromagnet 27 is closed firstly, then the micro air cylinder 33 is started through the external controller, the micro air cylinder 33 drives the fixed plate 34 to move rightwards, the fixed contact piece 34 drives the fixed contact piece 35 to move rightwards, and the fixed contact piece 35 can be moved rightwards to the second contact piece 37 or the third contact piece 38 through the control, then, when the electromagnet 27 is activated, the fixed contact piece 35 and the second contact piece 37 or the fixed contact piece 35 and the third contact piece 38 are brought into contact with each other, and then the controlled circuit is completed.

In summary, the following steps: the multi-gear electromagnetic switch solves the problems in the background art through the mutual matching of the telescopic rod 22, the movable plate 23, the buffer spring 24, the supporting block 25, the iron block 26, the electromagnet 27, the through groove 28, the micro cylinder 33, the stabilizing plate 34, the fixed contact piece 35, the first contact piece 36, the second contact piece 37 and the third contact piece 38.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a many gears electromagnetic switch, includes shell (1), control mechanism (2) and actuating mechanism (3), its characterized in that: the control mechanism (2) is arranged inside the shell (1), and the driving mechanism (3) is arranged inside the shell (1);

the control mechanism (2) comprises a fixed plate (21), the fixed plate (21) is installed on the inner wall of the shell (1), telescopic rods (22) are installed on the left side and the right side of the top of the fixed plate (21), the top ends of the two telescopic rods (22) are fixedly connected through a movable plate (23), a buffer spring (24) is sleeved on the surface of each telescopic rod (22), supporting blocks (25) are installed on the left side and the right side of the top of the movable plate (23), iron blocks (26) are installed on the top of each supporting block (25), an electromagnet (27) is installed on the inner wall of the shell (1) and located above each iron block (26), and a through groove (28) is formed in the top of each electromagnet (27);

the driving mechanism (3) comprises a transverse plate (31), the transverse plate (31) is arranged on the inner wall of the shell (1) and is positioned above the electromagnet (27), a connecting block (32) is arranged on the left side of the bottom of the transverse plate (31), a micro cylinder (33) is arranged on the left side of the connecting block (32), the right side of the micro cylinder (33) penetrates through the connecting block (32) and extends to the outside of the connecting block, a stabilizing plate (34) is arranged on the right side of the micro cylinder (33), the bottom of the stabilizing plate (34) penetrates through the through groove (28) and extends to the outside of the through groove, the bottom of the stabilizing plate (34) is provided with a fixed contact piece (35), and the top of the movable plate (23) and the position between the two supporting blocks (25) are sequentially provided with a first contact piece (36), a second contact piece (37) and a third contact piece (38) which are matched with the fixed contact piece (35) from left to right.

2. A multi-position electromagnetic switch according to claim 1, characterized in that: the bottom of the movable plate (23) is fixedly connected with the top of the fixed plate (21) through a buffer spring (24).

3. A multi-position electromagnetic switch according to claim 1, characterized in that: spout (4) have all been seted up to the left and right sides of shell (1) inner wall and the position that corresponds fly leaf (23), slider (5) are all installed to the left and right sides of fly leaf (23), one side that slider (5) are close to spout (4) runs through spout (4) and extends to the inside of spout (4) and the inner wall sliding connection of spout (4).

4. A multi-position electromagnetic switch according to claim 1, characterized in that: the surface of the transverse plate (31) is connected with a moving block (6) in a sliding mode at a position corresponding to the stabilizing plate (34), and the bottom of the moving block (6) is fixedly connected with the top of the stabilizing plate (34).

5. A multi-position electromagnetic switch according to claim 1, characterized in that: and the surface of the shell (1) is provided with fireproof paint (7).