CN214313056U

CN214313056U - AC contactor

Info

Publication number: CN214313056U
Application number: CN202120657599.1U
Authority: CN
Inventors: 周忠炼; 瞿长征; 周忠化; 王树昱; 瞿新光
Original assignee: Zhejiang Jiukang Electric Co ltd
Current assignee: Zhejiang Jiukang Electric Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-09-28
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to an alternating current contactor, including the contactor body, be equipped with the wiring row on the contactor body, the wiring row sets up along the horizontal symmetry of contactor body, and the wiring row sets up wiring groove, its characterized in that for a plurality of intervals each other: still including the installation casing, the upper and lower both ends at contactor body are fixed to the installation casing, be equipped with on the installation casing and compress tightly the subassembly, it is a plurality of and corresponding with a plurality of wiring grooves respectively to compress tightly the subassembly, it includes the longitudinal rail to compress tightly the subassembly, the slider and compresses tightly the piece, the longitudinal rail is fixed on the installation casing lateral wall, the slider constitutes the cooperation of sliding with the guide rail, the slider is vertical relative with the wiring groove, it fixes in one side of slider towards the wiring groove to compress tightly the piece, it is equipped with the arc wall of upwards sunken formation to compress tightly on the piece, the arc wall is a plurality of and interval setting each other. The utility model has the advantages of it is following and effect: the wiring can be more convenient and the wiring efficiency can be improved.

Description

AC contactor

Technical Field

The utility model relates to a contactor equipment technical field, concretely relates to alternating current contactor.

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 occasions. The contactor is an electric appliance which utilizes a coil to flow current to generate a magnetic field in industrial electricity to close a contact so as to control a load. The working principle of the contactor is as follows: when the coil of the contactor is electrified, the coil current can generate a magnetic field, the generated magnetic field enables the static iron core to generate electromagnetic attraction to attract the movable iron core and drive the alternating current contactor to act, the normally closed contact is opened, the normally open contact is closed, and the normally closed contact and the normally open contact are linked. When the coil is powered off, the electromagnetic attraction disappears, the armature is released under the action of the release spring, the contact is restored, the normally open contact is disconnected, and the normally closed contact is closed.

The wiring groove that has a plurality of intervals to set up that distributes on the current ac contactor has the conducting strip that links to each other with inside iron core and can lock the preforming in the wiring groove through the retaining member in this wiring groove, places the wire during the wiring and fixes the wire between preforming and conducting strip through the retaining member with the conducting strip locking afterwards between flattening, and this mode of connection wiring efficiency is lower and comparatively inconvenient.

Disclosure of Invention

Not enough to prior art exists, the utility model aims to provide an ac contactor can make the wiring more convenient and improve wiring efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an alternating current contactor, includes the contactor body, be equipped with the line bank on the contactor body, the line bank is followed the horizontal symmetry of contactor body sets up, the line bank sets up wiring groove, its characterized in that for a plurality of intervals each other: still including the installation casing, the installation casing is fixed contactor body's upper and lower both ends, be equipped with on the installation casing and compress tightly the subassembly, compress tightly the subassembly be a plurality of and respectively with a plurality of the wiring groove is corresponding, it includes longitudinal rail, slider and compresses tightly the piece to compress tightly the subassembly, the longitudinal rail is fixed on the installation casing lateral wall, the slider with the guide rail constitutes the cooperation of sliding, the slider with the wiring groove is vertical relative, it fixes to compress tightly the piece the slider orientation one side of wiring groove, it is equipped with the arc wall of undercut formation to compress tightly, the arc wall is a plurality of and interval setting each other.

The utility model discloses further set up to: the wire connecting structure is characterized by further comprising a spring, wherein the groove bottom of the wire connecting groove is sunken downwards to form a placing part used for placing a conducting strip, the periphery of the placing part is used as a connecting part, one end of the spring is fixed to the bottom of the sliding block, and the other end of the spring is fixed to the connecting part.

The utility model discloses further set up to: the side wall of the sliding block is provided with a lifting part, one side of the lifting part facing the wiring groove is provided with a plurality of sawtooth grooves which are arranged at intervals.

The utility model discloses further set up to: the side wall of the mounting shell is provided with a plurality of limiting holes which penetrate through the mounting shell, and the limiting holes are corresponding to the arc-shaped grooves respectively.

The utility model discloses further set up to: the wiring groove, the longitudinal guide rail, the sliding block, the pressing piece and the lifting part are all made of non-conductive materials.

The utility model discloses further set up to: still include the retaining member, be equipped with first screw hole on the installation casing, first screw hole evenly distributed in around the installation casing, be equipped with on the contactor body with the corresponding second screw hole of first screw hole, the installation casing with the contactor body passes through the retaining member screw in proper order or screw out first screw hole and second screw hole are installed or are dismantled.

Compared with the prior art, the beneficial effects of the utility model reside in that:

owing to set up the subassembly that compresses tightly, this compress tightly the subassembly and include longitudinal rail, the slider and compress tightly the piece, when the wire inserts the wiring groove, constitute to slide the cooperation through slider and longitudinal rail and drive to compress tightly the piece and compress tightly the wire spacing, it is more convenient to compare in the mode that utilizes the retaining member to lock, so, effectively solved current ac contactor need utilize the retaining member to lock the wire when inserting the wire, the comparatively inconvenient technical problem of locking, and then can improve wiring efficiency.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the local enlargement at a position of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 3, the utility model discloses an ac contactor, which comprises a contactor body 1, wherein a wiring row is arranged on the contactor body 1, the wiring row is arranged along the contactor body 1 in a transverse symmetrical manner, the wiring row is provided with a plurality of wiring grooves 3 which are arranged at intervals, the ac contactor further comprises an installation shell 4, the installation shell 4 is fixed at the upper end and the lower end of the contactor body 1, a plurality of pressing components 5 are arranged on the installation shell 4, the pressing components 5 respectively correspond to the wiring grooves 3, each pressing component 5 comprises a longitudinal guide rail 51, a slider 52 and a pressing piece 53, the longitudinal guide rail 51 is fixed on the side wall of the installation shell 4, the slider 52 and the guide rail form a sliding fit, the slider 52 is vertically opposite to the wiring grooves 3, the pressing piece 53 is fixed on one side of the slider 52 facing the wiring grooves 3, the pressing piece 53 is provided with an arc groove 531 which is formed by upward sinking, the arc grooves 531 are arranged at intervals, when the wire inserts wiring groove 3, constitute through slider 52 and longitudinal rail 51 and slide the cooperation and drive to compress tightly piece 53 and compress tightly spacingly to the wire to can improve wiring efficiency and make the wiring more convenient, slide when compressing tightly piece 53 and wire counterbalance when slider 52, the arc wall 531 on compressing tightly piece 53 can be convenient for laminate mutually with the direction, thereby improve the degree of clamp to the wire, prevent wire and conducting strip contact failure.

Still include spring 6, the tank bottom undercut of wire connection tank 3 forms the portion of placing 31 that is used for placing the conducting strip, the periphery of portion of placing 31 is as connecting portion 32, spring 6 one end is fixed with slider 52 bottom, the other end is fixed mutually with connecting portion 32, place portion 31 through placing the conducting strip alone, can prevent that the electric current from leading to spring 6 to produce overheated and damage through spring 6 when switch on, and reduced the potential safety hazard, when inserting the wire, pressing member 53 is propped up by the wire, spring 6 is stretched to produce elasticity this moment, thereby spring 6 can be applyed on the wire through pressing member 53 by the tensile reaction force that produces, and then can further improve the degree of compression that compresses tightly subassembly 5, prevent that the wire and conducting strip contact are bad.

Be equipped with on the slider 52 lateral wall and carry pull portion 7, carry pull portion 7 to be located the one side towards wire chase 3 and be equipped with sawtooth slot 71, sawtooth slot 71 is a plurality of and the interval sets up each other, before the access wire, need upwards promote slider 52 and make the piece 53 that compresses tightly keep away from the conducting strip, can be convenient for the application of force through carrying pull portion 7, thereby make things convenient for the promotion of slider 52, and when carrying pull portion 7 through the hand, sawtooth slot 71 on the pull portion 7 can increase the friction between hand and the pull portion 7, thereby the application of force of being convenient for, make and use more convenient.

Be equipped with the spacing hole 41 that runs through installation casing 4 on the lateral wall of installation casing 4, spacing hole 41 is a plurality of and corresponding with a plurality of arc walls 531 respectively, and when inserting the wire, can insert the one end of wire and spacing by spacing hole 41 in the spacing hole 41 spacing to further fix the wire, prevent wire malfunction and conducting strip contact failure.

The wiring slot 3, the longitudinal guide rail 51, the sliding block 52, the pressing piece 53 and the lifting part 7 are all made of non-conductive materials, so that when the power supply is switched on, current is prevented from flowing into the wiring slot 3, the longitudinal guide rail 51, the sliding block 52, the pressing piece 53 and the lifting part 7, the wiring slot is prevented from being damaged due to overheating, and potential safety hazards are reduced.

Still include retaining member 2, be equipped with first screw hole on the installation casing 4, first screw hole evenly distributed is around installation casing 4, be equipped with the second screw hole corresponding with first screw hole on the contactor body 1, installation casing 4 and contactor body 1 are installed or are dismantled through retaining member 2 screw in proper order or first screw hole of back-out and second screw hole, through first screw hole, the installation or the dismantlement of installation casing 4 and contactor body 1 can be convenient for through second screw hole and retaining member 2, thereby it is more convenient to the change that compresses tightly subassembly 5.

The utility model discloses the use as follows:

when a lead is connected, the pulling part 7 is applied with force to push the slider 52 to slide upwards along the longitudinal guide rail 51, then the lead is placed in the wiring slot 3, one end of the lead is inserted into the limiting hole 41, then the pulling part 7 is applied with force to push the slider 52 to slide downwards along the longitudinal guide rail 51 until the arc-shaped groove 531 of the pressing part 53 is abutted against and attached to the lead, at the moment, the reaction force generated by the stretching of the spring 6 can be applied to the lead through the pressing part 53, and the poor contact between the lead and the conducting sheet is prevented.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides an alternating current contactor, includes the contactor body, be equipped with the line bank on the contactor body, the line bank is followed the horizontal symmetry of contactor body sets up, the line bank sets up wiring groove, its characterized in that for a plurality of intervals each other: still including the installation casing, the installation casing is fixed contactor body's upper and lower both ends, be equipped with on the installation casing and compress tightly the subassembly, compress tightly the subassembly be a plurality of and respectively with a plurality of the wiring groove is corresponding, it includes longitudinal rail, slider and compresses tightly the piece to compress tightly the subassembly, the longitudinal rail is fixed on the installation casing lateral wall, the slider with the guide rail constitutes the cooperation of sliding, the slider with the wiring groove is vertical relative, it fixes to compress tightly the piece the slider orientation one side of wiring groove, it is equipped with the arc wall of undercut formation to compress tightly, the arc wall is a plurality of and interval setting each other.

2. An ac contactor as claimed in claim 1, wherein: the wire connecting structure is characterized by further comprising a spring, wherein the groove bottom of the wire connecting groove is sunken downwards to form a placing part used for placing a conducting strip, the periphery of the placing part is used as a connecting part, one end of the spring is fixed to the bottom of the sliding block, and the other end of the spring is fixed to the connecting part.

3. An ac contactor as claimed in claim 2, wherein: the side wall of the sliding block is provided with a lifting part, one side of the lifting part facing the wiring groove is provided with a plurality of sawtooth grooves which are arranged at intervals.

4. An ac contactor as claimed in claim 1, wherein: the side wall of the mounting shell is provided with a plurality of limiting holes which penetrate through the mounting shell, and the limiting holes are corresponding to the arc-shaped grooves respectively.

5. An ac contactor as claimed in claim 3, wherein: the wiring groove, the longitudinal guide rail, the sliding block, the pressing piece and the lifting part are all made of non-conductive materials.

6. An ac contactor as claimed in claim 1, wherein: still include the retaining member, be equipped with first screw hole on the installation casing, first screw hole evenly distributed in around the installation casing, be equipped with on the contactor body with the corresponding second screw hole of first screw hole, the installation casing with the contactor body passes through the retaining member screw in proper order or screw out first screw hole and second screw hole are installed or are dismantled.