CN219873340U

CN219873340U - AC contactor contact

Info

Publication number: CN219873340U
Application number: CN202320387600.2U
Authority: CN
Inventors: 陈培亮; 邱先伟; 刘月芳; 周孚文
Original assignee: Yueqing Xingye Electric Co ltd
Current assignee: Yueqing Xingye Electric Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-10-20
Anticipated expiration: 2033-03-06

Abstract

The utility model relates to the technical field of alternating current contactors, in particular to an alternating current contactor contact which comprises a contactor main body, wherein an arc extinguishing device is arranged in the contactor main body, a wiring hole is formed in the side end face of the contactor main body, a wiring contact is arranged in the wiring hole, a first sliding hole is formed in the upper end face of the wiring hole, the first sliding hole penetrates through the wiring hole to the lower end of the wiring hole, a second sliding hole is formed in the upper end face of the wiring contact, a pressing rod is arranged in the first sliding hole, an insulating sleeve is arranged at the top of the pressing rod, a first threading hole is formed in the side end face of the wiring contact, and a second threading hole is formed in the side end face of the pressing rod. According to the utility model, the compression bar with the clamping strip is matched with the wiring contact with the clamping groove, so that the compression bar can press the wire into the wiring contact rapidly, the electric connection between the contactor main body and the wire is realized, the quick installation can be realized without an external tool, and the installation difficulty is greatly reduced.

Description

AC contactor contact

Technical Field

The utility model relates to the technical field of alternating-current contactors, in particular to an alternating-current contactor contact.

Background

The contactor is an automatic control electric appliance, is mainly used for frequently switching on or sectioning AC and DC circuits, has large control capacity, can be operated remotely, can realize timing operation, interlocking control, various quantitative control and voltage loss and under-voltage protection by matching with a relay, and is widely applied to an automatic control circuit, and the contactor is mainly used for controlling an object to enable a motor to be controlled and also can be used for controlling other electric loads such as an electric heater, illumination, an electric welder, a capacitor bank and the like.

The prior alternating current contactor is mostly connected with the wires through bolt type wiring contacts, but the connection mode is complex in operation, wiring is carried out by means of a screwdriver, wiring efficiency is affected, maintenance is inconvenient, bolts are easy to loosen, and accordingly electric arcs are generated due to virtual connection of the wires, potential safety hazards are formed, and therefore the alternating current contactor contacts are needed to solve the problems.

Disclosure of Invention

The utility model aims to provide an alternating current contactor contact to solve the problems that a wiring contact of an alternating current contactor is inconvenient to install and easy to loosen to cause safety accidents in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an alternating current contactor contact, includes the contactor main part, is provided with arc extinguishing device in the contactor main part, the side terminal surface of contactor main part is provided with the wiring hole, be provided with the wiring contact in the wiring hole, the up end of wiring hole is provided with first slide hole, and first slide hole runs through wiring hole to wiring hole lower extreme, the up end of wiring contact is provided with the second slide hole, be provided with the depression bar in the first slide hole, the top of depression bar is provided with insulating cover, the side terminal surface of wiring contact is provided with first through wires hole, the side terminal surface of depression bar is provided with the second through wires hole.

Preferably, the first threading hole is of a conical structure, so that the conducting wire is conveniently inserted into the second threading hole through the first threading hole.

Preferably, the compression bar is made of brass, a power measuring hole is formed in the center of the insulation sleeve, the lead is pressed into the second sliding hole through the compression bar, so that the lead is fully contacted with the wiring contact, and the power measuring Kong Fangbian overhauls the power measuring.

Preferably, the diameter of the electricity measuring hole is smaller than 0.5 cm, so that fingers cannot be inserted into the electricity measuring hole.

Preferably, the side end face of the pressure lever is provided with a clamping strip, the bottom of the side end face of the second sliding hole is provided with a clamping groove, the clamping strip is made of rubber materials, and the pressure lever and the wiring contact are clamped through the matching of the clamping strip and the clamping groove.

Preferably, the number of the clamping grooves is two, so that the pressing rods can be clamped when being inserted and pulled up.

Preferably, neodymium magnets are arranged at the lower ends of the insulating sleeves and the tops of the first sliding holes, insulating paint is sprayed at the outer ends of the neodymium magnets, and the surface compression bars spring up through adsorption of the neodymium magnets.

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

1. according to the utility model, the compression bar with the clamping strip is matched with the wiring contact with the clamping groove, so that the compression bar can press the wire into the wiring contact rapidly, the electric connection between the contactor main body and the wire is realized, the quick installation can be realized without an external tool, and the installation difficulty is greatly reduced.

2. According to the utility model, the clamping strip is matched with the clamping groove to enable the compression bar to be clamped with the wire contact, and then the compression bar is absorbed in the wiring contact by matching with the neodymium magnet for adsorption, so that the stability of connection is greatly improved, and circuit faults caused by virtual connection of wires are avoided.

Drawings

FIG. 1 is a top view of the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1 A-A in accordance with the present utility model;

FIG. 3 is an enlarged view of FIG. 2B in accordance with the present utility model;

fig. 4 is a front view of the present utility model.

In the figure: the contact comprises a contact body 1, an arc extinguishing device 11, a first sliding hole 12, a clamping groove 121, a wiring hole 13, a wiring contact 2, a first threading hole 21, a second sliding hole 22, a pressing rod 3, a second threading hole 31, a clamping strip 32, an insulating sleeve 4, an electricity measuring hole 41 and a neodymium magnet 42.

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.

Example 1

Referring to fig. 1 to 4, an ac contactor contact in the drawings includes a contactor main body 1, an arc extinguishing device 11 is disposed in the contactor main body 1, a wiring hole 13 is disposed on a side end surface of the contactor main body 1, a wiring contact 2 is disposed in the wiring hole 13, a first sliding hole 12 is disposed on an upper end surface of the wiring hole 13, the first sliding hole 12 penetrates through the wiring hole 13 to a lower end of the wiring hole 13, a second sliding hole 22 is disposed on an upper end surface of the wiring contact 2, a compression bar 3 is disposed in the first sliding hole 12, an insulation sleeve 4 is disposed at a top of the compression bar 3, a first threading hole 21 is disposed on a side end surface of the wiring contact 2, and a second threading hole 31 is disposed on a side end surface of the compression bar 3.

The first threading hole 21 has a conical structure, so that a wire can be conveniently inserted into the second threading hole 31 through the first threading hole 21.

The compression bar 3 is made of brass, the center of the insulating sleeve 4 is provided with a electricity measuring hole 41, and the lead is pressed into the second sliding hole 22 through the compression bar 3, so that the lead is fully contacted with the wiring contact 2, and the electricity measuring hole 41 is convenient for overhauling and electricity measuring.

The diameter of the electricity measuring hole 41 is smaller than 0.5 cm, so that the finger cannot be inserted into the electricity measuring hole 41.

The side end face of the pressure lever 3 is provided with a clamping strip 32, the bottom of the side end face of the second sliding hole 22 is provided with a clamping groove 121, the clamping strip 32 is made of rubber materials, and the pressure lever 3 is clamped with the wiring contact 2 through the cooperation of the clamping strip 32 and the clamping groove 121.

The number of the clamping grooves 121 is two, so that the pressing rod 3 can be clamped when being inserted and pulled up.

The lower extreme of insulating cover 4 and the top of first slide hole 12 are provided with neodymium magnet 42, and the outer end spraying of neodymium magnet 42 has the insulating varnish, through neodymium magnet 42 absorption, and surface depression bar 3 pops up.

The contactor is used when in use: the wire is inserted into the first threading hole 21, then the wire sequentially passes through the first threading hole 21 and the second threading hole 31, then the insulating sleeve 4 is held, the insulating sleeve 4 is pressed with force, the pressing rod 3 presses the wire into the second sliding hole 22 until the clamping strip 32 is clamped into the clamping groove 121 at the bottom, and meanwhile, the insulating sleeve 4 and the contactor main body 1 are adsorbed and fixed through the neodymium magnet 42, so that the wire is contacted with the wire contact, and the electrical connection of the wire and the contactor main body 1 is completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. An ac contactor contact, comprising:

the contactor comprises a contactor main body (1), wherein an arc extinguishing device (11) is arranged in the contactor main body (1), a wiring hole (13) is formed in the side end face of the contactor main body (1), a wiring contact (2) is arranged in the wiring hole (13), a first sliding hole (12) is formed in the upper end face of the wiring hole (13), the first sliding hole (12) penetrates through the wiring hole (13) to the lower end of the wiring hole (13), a second sliding hole (22) is formed in the upper end face of the wiring contact (2), a pressing rod (3) is arranged in the first sliding hole (12), an insulating sleeve (4) is arranged at the top of the pressing rod (3), a first threading hole (21) is formed in the side end face of the wiring contact (2), and a second threading hole (31) is formed in the side end face of the pressing rod (3).

2. An ac contactor contact as claimed in claim 1, wherein: the first threading hole (21) is of a conical structure.

3. An ac contactor contact as claimed in claim 1, wherein: the compression bar (3) is made of brass, and a power measuring hole (41) is formed in the center of the insulating sleeve (4).

4. An ac contactor contact according to claim 3, wherein: the diameter of the electricity measuring hole (41) is smaller than 0.5 cm.

5. An ac contactor contact as claimed in claim 1, wherein: the side end face of the compression bar (3) is provided with a clamping strip (32), the bottom of the side end face of the second sliding hole (22) is provided with a clamping groove (121), and the clamping strip (32) is made of rubber materials.

6. An ac contactor contact as recited in claim 5, wherein: the number of the clamping grooves (121) is two.

7. An ac contactor contact as claimed in claim 1, wherein: the lower end of the insulating sleeve (4) and the top of the first sliding hole (12) are provided with neodymium magnets (42), and insulating paint is sprayed at the outer ends of the neodymium magnets (42).