CN220829912U - Contactor contact mechanism - Google Patents

Abstract

The utility model discloses a contactor contact mechanism which comprises a base, wherein an electrifying coil is arranged above the base, an insulating plate is arranged above the base, alternating current blocks are arranged at two ends of the insulating plate, a movable electrifying plate is arranged above the insulating plate, a connecting shell is arranged above the movable electrifying plate, a constant electrifying block is arranged on the bottom surface of the connecting shell, a movable button block is arranged on one side of the connecting shell, and a movable clamping plate is arranged inside the connecting shell. This contactor contact mechanism through the base and the connection shell that set up, can make whole contactor carry out the free installation and dismantle through the screw, through insulation board and the alternating current block that set up, movable circular telegram board, normal circular telegram piece, movable button piece, movable cardboard, can carry out free electric current exchange to the contactor, firmly support movable circular telegram board simultaneously, prevent to trip the contactor because of the mistake touches, mutually support and use, can effectively avoid fixed installation tripping operation and avoid the mistake to touch the button and make the problem of switch tripping operation.

Description

Contactor contact mechanism

Technical Field

The utility model relates to the technical field of switching appliances, in particular to a contactor contact mechanism.

Background

Contactors are classified into alternating current contactors (voltage AC) and direct current contactors (voltage DC), and are applied to electric power, distribution and power utilization. Contactors are broadly defined as electrical appliances that utilize current flowing through a coil to generate a magnetic field in industrial electricity to close contacts to achieve control of a load.

The contact of the contactor in the current market is mostly fixed when in connection, the method can return to the problem of sudden tripping during connection, meanwhile, a button is generally arranged when the alternating current contactor is used, but the button returns to the wrong touch condition during use, and the circuit can also be tripped.

Disclosure of utility model

The present utility model is directed to a contactor contact mechanism, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a contactor contact mechanism, includes the base, the top of base is provided with the power-on coil, the top of base is provided with the insulation board, the both ends of insulation board are provided with two and exchange the circular telegram piece, the top of insulation board is provided with movable circular telegram board, the top of movable circular telegram board is provided with the connection shell, the bottom surface both ends of connection shell are provided with two and always circulate the piece, one side of connection shell is provided with movable button piece, the inside of connection shell is provided with movable cardboard.

Preferably, four limit posts are arranged on the top surface of the insulating plate, and a first spring is arranged on the top surface of the insulating plate.

Preferably, two movable contacts are arranged at two ends of the movable electrifying plate, and a round iron sheet is arranged on the bottom surface of the movable electrifying plate.

Preferably, the bottom surface and the top surface of the movable button block are provided with limiting blocks, and one side of the movable button block is provided with a second spring.

Preferably, four insulating blocks are arranged at four corners of the top surface of the base, and the bottom surfaces of the insulating blocks are fixedly connected with the top surface of the base.

Preferably, the two sides of the base are provided with an electrified thin round rod, and one end of the electrified thin round rod is fixedly connected with the bottom end of the electrified coil.

Compared with the prior art, the utility model has the beneficial effects that:

This contactor contact mechanism through the base and the connection shell that set up, can make whole contactor freely install and dismantle through the screw nail, through the power-on coil and the insulation board that set up, alternating current power-on piece, movable power-on board, normal power-on piece, movable button piece, movable cardboard, can carry out free electric current exchange to the contactor, firmly support the movable power-on board simultaneously, prevent to trip the contactor because of the mistake touches, mutually support and use, can effectively avoid fixed installation tripping operation and avoid the mistake to touch the problem of button and making the electric brake trip.

According to the contactor contact mechanism, through the electrified slender round rod, the base and the electrified coil, the current path inside the contactor can be changed, so that the current state and the intensity are changed, and the current condition inside the contactor can be freely adjusted.

Drawings

FIG. 1 is an exploded perspective view of the present utility model;

FIG. 2 is an exploded perspective view of an insulating plate according to the present utility model;

FIG. 3 is an exploded view of the active power plate of the present utility model;

Fig. 4 is an exploded perspective view of the movable knob block according to the present utility model.

In the figure: 1. a base; 2. a power-on coil; 3. an insulating plate; 4. an alternating current energizing block; 5. a movable power-on plate; 6. a connection housing; 7. a normally-on block; 8. a movable button block; 9. a movable clamping plate; 10. an insulating block; 11. electrifying the thin round rod; 12. a limit column; 13. a first spring; 14. a movable contact; 15. round iron sheet; 16. a limiting block; 17. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the present utility model provides a technical solution: a contactor contact mechanism comprises a base 1, wherein the base 1 is used for supporting internal components, ensuring that the internal components work normally, an energizing coil 2 is arranged above the base 1, the energizing coil 2 is used for generating a strong magnetic field and is matched with a round iron sheet 15 for use for changing the condition of an internal circuit, an insulating plate 3 is arranged above the base 1, the insulating plate 3 is used for disconnecting a circuit below a movable energizing plate 5, ensuring that an alternating current energizing block 4 only contacts the movable energizing plate 5 and is communicated with the circuit, two alternating current energizing blocks 4 are arranged at two ends of the insulating plate 3, the alternating current energizing blocks 4 are used for being matched with the movable energizing plate 5, ensuring that a complete circuit can be formed when the alternating current energizing block 4 contacts the movable energizing plate 5, the movable energizing plate 5 is arranged above the insulating plate 3 and is used for changing the condition of the internal circuit, ensuring that the internal circuit can be freely changed, a connecting shell 6 is arranged above the movable electrifying plate 5, the connecting shell 6 is used for fixing the position of a contactor, ensuring that the contactor can be freely installed and detached, two normally-electrified blocks 7 are arranged at two ends of the bottom surface of the connecting shell 6, the normally-electrified blocks 7 are used for contacting the movable electrifying plate 5, ensuring that the circuit can be normally connected under the condition of not changing the circuit, one side of the connecting shell 6 is provided with a movable button block 8, the movable button block is used for controlling the position of a movable clamping plate 9, ensuring that the movable clamping plate 9 can be matched with a small square to firmly clamp the movable electrifying plate 5, the movable clamping plate 9 is arranged inside the connecting shell 6 and used for fixing the small square, ensuring that the small square can firmly clamp the movable electrifying plate 5, four limit columns 12 are arranged on the top surface of the insulating plate 3 and used for limiting the position of the movable electrifying plate 5, the movable electrifying plate 5 is ensured to move along a given track, the first spring 13 is arranged on the top surface of the insulating plate 3, the first spring 13 is used for bouncing the movable electrifying plate, the movable electrifying plate 5 is ensured to be in close contact with the normally-on block 7 when the electrifying coil 2 does not generate a magnetic field to be adsorbed by the circular iron sheet 15, two movable contacts 14 are arranged at two ends of the movable electrifying plate 5, the movable contacts 14 are used for contacting the normally-on block 7 and the normally-on block 4, the current route inside the contactor can be freely changed, the circular iron sheet 15 is arranged on the bottom surface of the movable electrifying plate 5, the circular iron sheet 15 is used for being matched with the electrifying coil 2, and the circular iron sheet 15 can be tightly adsorbed when the electrifying coil 2 generates the magnetic field when the electrifying coil 2 electrifies, so that the circuit route inside the contactor can be changed.

The bottom surface and the top surface of activity button piece 8 are provided with stopper 16, stopper 16 is used for restricting the track that activity button piece 8 moved, ensure that activity button piece 8 moves along given track, one side of activity button piece 8 is provided with second spring 17, second spring 17 is used for kick-backing activity button piece 8, ensure that activity cardboard 9 can firmly block the small square, the top surface four corners of base 1 are provided with four insulating pieces 10, insulating pieces 10 are used for supporting alternating current block 4, ensure that alternating current block 4 is static not influenced by external force, the bottom surface of insulating pieces 10 and the top surface fixed connection of base 1, ensure that insulating pieces 10 and base 1 are as an organic whole, ensure that insulating pieces 10 can firmly support alternating current block 4, make alternating current block 4 static, the both sides of base 1 are provided with circular telegram thin round bar 11, circular telegram bar 11 is used for switching-in the circuit, ensure that circular telegram coil 2 can produce powerful magnetic field, circular telegram thin one end of circular telegram bar 11 and the bottom fixed connection of circular telegram coil 2 ensure that circular telegram thin round bar 11 and circular telegram coil 2 are integrative, ensure that circular telegram thin round bar 11 can freely adjust the powerful magnetic field that produces and coil 2 dissipates.

Working principle: the staff fixes the contact device on the contactor through the hole and the screw nail on the connecting shell 6, dials the movable button block 8 to put the small square block from the hole of the connecting shell 6 and fixedly install on the top surface of the movable electrifying plate 5, then loosens the movable button block 8, the movable contact 14 springs up the movable button block 8 and drives the movable clamping plate 9, the movable clamping plate 9 and the movable clamping plate 9 seal the hole of the connecting shell 6, then the electrified thin round rod 11 is connected with the power supply, the alternating current electrifying block 4 and the normal electrifying block 7 are connected with different power supplies, the electrified thin round rod 11 is electrified and connected with the electrifying coil 2 to generate a strong magnetic field, the strong magnetic field of the electrifying coil 2 attracts the round iron sheet 15, the round iron sheet 15 drives the movable electrifying plate 5, the movable contact 14 on the movable electrifying plate 5 is contacted with the alternating current electrifying block 4 to form a complete circuit, the first spring 13 springs up the movable electrifying plate 5, the movable contact 14 is moved to drive the movable contact 14 to be contacted with the normal electrifying block 7 to form a normal complete circuit.

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

Claims (6)

1. A contactor contact mechanism comprising a base (1), characterized in that: the utility model discloses a portable electric power source, including base (1), insulation board (3), movable switch board (5), connection shell (6) are provided with in the top of base (1), the top of base (1) is provided with switch-on coil (2), the top of base (1) is provided with insulation board (3), the both ends of insulation board (3) are provided with two switch-on blocks (4), the top of insulation board (3) is provided with movable switch-on board (5), the bottom surface both ends of connection shell (6) are provided with two switch-on blocks (7), one side of connection shell (6) is provided with movable button piece (8), the inside of connection shell (6) is provided with movable cardboard (9).

2. A contactor contact mechanism according to claim 1, wherein: four limit posts (12) are arranged on the top surface of the insulating plate (3), and a first spring (13) is arranged on the top surface of the insulating plate (3).

3. A contactor contact mechanism according to claim 1, wherein: two movable contacts (14) are arranged at two ends of the movable electrifying plate (5), and a round iron sheet (15) is arranged on the bottom surface of the movable electrifying plate (5).

4. A contactor contact mechanism according to claim 1, wherein: limiting blocks (16) are arranged on the bottom surface and the top surface of the movable button block (8), and a second spring (17) is arranged on one side of the movable button block (8).

5. A contactor contact mechanism according to claim 1, wherein: four insulating blocks (10) are arranged at four corners of the top surface of the base (1), and the bottom surface of each insulating block (10) is fixedly connected with the top surface of the base (1).

6. A contactor contact mechanism according to claim 1, wherein: the two sides of the base (1) are provided with an electrified thin round rod (11), and one end of the electrified thin round rod (11) is fixedly connected with the bottom end of the electrified coil (2).