CN213184100U

CN213184100U - Ultra-large current AC low-voltage vacuum contactor

Info

Publication number: CN213184100U
Application number: CN202022409919.XU
Authority: CN
Inventors: 朱华; 周晓红
Original assignee: Wuxi Haibang Mechanics And Electric Appliance Manufacturing Co ltd
Current assignee: Wuxi Haibang Mechanics And Electric Appliance Manufacturing Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-05-11
Anticipated expiration: 2030-10-27

Abstract

The utility model belongs to the technical field of vacuum contactors, in particular to an ultra-large current alternating current low-voltage vacuum contactor, which comprises a vacuum contactor body and a mounting seat frame, wherein the mounting seat frame is arranged at the bottom end of the vacuum contactor body, the bottom end of the vacuum contactor body is mutually embedded with the mounting seat frame, one ventilation groove is respectively arranged at two sides of the inner wall of the mounting seat frame, a plurality of one ventilation through holes are respectively arranged at two sides of the mounting seat frame, two ventilation grooves are respectively arranged at the other two sides of the inner wall of the mounting seat frame, a plurality of two ventilation through holes are respectively arranged at the other two sides of the mounting seat frame, positioning holes are respectively arranged at the left end and the right end of the outer wall at two sides of the vacuum contactor body, positioning rods are respectively connected at two sides of the mounting seat frame in a penetrating way, and the vacuum contactor body can be conveniently dismounted and maintained, the operation is simple, the use is convenient, and the use of the vacuum contactor body is convenient.

Description

Ultra-large current AC low-voltage vacuum contactor

Technical Field

The utility model belongs to the technical field of vacuum contactor, concretely relates to super large current exchanges low pressure vacuum contactor.

Background

The vacuum contactor utilizes a vacuum arc extinguishing chamber to extinguish arc for frequently switching on and switching off normal working current, when an electromagnetic coil passes through control voltage, an armature drives a crank arm to rotate, so that a main contact in a vacuum switch tube is switched on, and after the electromagnetic coil is switched off, the main contact is switched off due to the action of a switching-off spring, so that the main contact is disconnected, the vacuum contactor is widely applied to industries such as coal mines, electric power, metallurgy, textile, high-rise buildings and the like at present, along with the increasing size and the increasing weight of industrial equipment in China, in the field of electric control, particularly in the medium and low voltage range of 1.14 KV-3.6 KV, the demand on a vacuum contactor with large current is larger and larger, so that a plurality of ultra-large current alternating-current low-voltage vacuum contactors are produced, and play an important role in the field of electric: vacuum contactor passes through the mode that the fixed screw bolt is direct with its bottom and outside object fixed connection for vacuum contactor tears open in the future and trades the maintenance inconvenient, thereby makes vacuum contactor's use comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides an ultra-large current exchanges low pressure vacuum contactor has and tears the convenient and convenient characteristics of use open and trade.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ultra-large current exchanges low pressure vacuum contactor, includes vacuum contactor body and mount pad frame, the bottom of vacuum contactor body sets up the mount pad frame, the bottom and the mutual gomphosis of mount pad frame of vacuum contactor body, a ventilation recess has all been seted up to the inner wall both sides of mount pad frame, a plurality of ventilation through-hole has all been seted up to the both sides of mount pad frame, No. two ventilation recesses have all been seted up to the other both sides of inner wall of mount pad frame, No. two ventilation through-holes of a plurality of have all been seted up to the other both sides of mount pad frame, the locating hole has all been seted up at both ends about the both sides outer wall of vacuum contactor body, the both sides of mount pad frame all wear to close and are connected with.

As the utility model discloses a preferred technical scheme of super large current alternating-current low-voltage vacuum contactor, the mount pad frame is the plastic component, No. one ventilation recess and No. two ventilation recesses are the arc structure and are the symmetry and set up, No. one ventilation through-hole is the equidistance and sets up, No. two ventilation through-holes are the symmetry and set up.

As the utility model discloses a preferred technical scheme of super large current alternating-current low pressure vacuum contactor, a ventilation through-hole communicates with each other with a ventilation recess is inside, No. two ventilation through-holes communicate with each other with No. two ventilation recess are inside.

As the utility model discloses a preferred technical scheme of super large electric current alternating-current low pressure vacuum contactor, the both ends of locating lever are L shape structure, the both ends of locating lever all insert each other with the locating hole and close.

As the utility model discloses a preferred technical scheme of super large current alternating-current low-voltage vacuum contactor, one side outer wall fixedly connected with cover pad all around of locating lever, the outer wall integrated into one piece of cover pad has a plurality of antiskid protruding.

As the utility model discloses a preferred technical scheme of super large current alternating-current low-voltage vacuum contactor, the equal integrated into one piece in both ends has the frame protruding about the both sides of mount pad frame, the frame is protruding to be the arc structure.

Compared with the prior art, the beneficial effects of the utility model are that: when in use, the mounting seat frame is firstly fixedly mounted on an external object in advance, the bottom end of the vacuum contactor body is embedded in the mounting seat frame, and finally the positioning rods at the two sides of the mounting seat frame are pushed inwards to enable the positioning rods to be mutually inserted with the positioning holes at the two sides of the vacuum contactor body, thereby completing the installation of the vacuum contactor body, facilitating the future replacement and maintenance of the vacuum contactor body through the structure, having simple operation and convenient use, and simultaneously, when in use, the first ventilation grooves on the two sides of the inner wall of the mounting seat frame and the plurality of first ventilation through holes on the two sides of the mounting seat frame are arranged, and No. two ventilation grooves on the other two sides of the inner wall of the mounting seat frame and No. two ventilation through holes on the other two sides of the mounting seat frame facilitate the ventilation and heat dissipation on the periphery of the outer wall of the bottom end of the vacuum contactor body, and the vacuum contactor is simple in structure, convenient to use and convenient to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic top view of the positioning rod of the present invention;

in the figure: 1. a vacuum contactor body; 2. mounting a seat frame; 3. frame convex; 4. a first ventilating groove; 5. a first ventilation through hole; 6. a second ventilation groove; 7. a second ventilation through hole; 8. positioning holes; 9. positioning a rod; 10. sleeving a cushion; 11. and (4) anti-skid convex.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: an ultra-large current alternating current low-voltage vacuum contactor comprises a vacuum contactor body 1 and a mounting seat frame 2, wherein the mounting seat frame 2 is arranged at the bottom end of the vacuum contactor body 1, the bottom end of the vacuum contactor body 1 is mutually embedded with the mounting seat frame 2, a first ventilation groove 4 is respectively formed in each of two sides of the inner wall of the mounting seat frame 2, a plurality of first ventilation through holes 5 are respectively formed in each of two sides of the mounting seat frame 2, a second ventilation groove 6 is respectively formed in each of the other two sides of the inner wall of the mounting seat frame 2, a plurality of second ventilation through holes 7 are respectively formed in each of the other two sides of the mounting seat frame 2, positioning holes 8 are respectively formed in each of the left and right ends of the outer walls of the two sides of the vacuum contactor body 1, positioning rods 9 are respectively penetratingly connected to the two sides of the mounting seat frame 2, in the embodiment, the mounting seat frame 2 is fixedly mounted on an external object in, finally, inwards promote the locating lever 9 of mount pad frame 2 both sides to make locating lever 9 and the locating hole 8 of vacuum contactor body 1 both sides insert each other and close, thereby accomplish the installation of vacuum contactor body 1, be convenient for the maintenance of changing in vacuum contactor body 1 in the future through above-mentioned structure, moreover, the operation is simple, it is convenient to use, and simultaneously, when using, through the one ventilation recess 4 of mount pad frame 2 inner wall both sides and the one ventilation through-hole 5 of a plurality of mount pad frame 2 both sides, and the two ventilation recesses 6 of the other both sides of mount pad frame 2 inner wall and the two ventilation through-holes 7 of a plurality of the other both sides of mount pad frame 2, be convenient for vacuum contactor body 1 bottom outer wall ventilation and heat dissipation all around, moreover, the steam generator is simple in structure, it is convenient to use, thereby be convenient.

Specifically, the mounting seat frame 2 is a plastic component, the first ventilating grooves 4 and the second ventilating grooves 6 are both arc-shaped and symmetrically arranged, the first ventilating through holes 5 are equidistantly arranged, the second ventilating through holes 7 are symmetrically arranged, in the embodiment, the bottom end of the vacuum contactor body 1 is embedded with the mounting seat frame 2, so that the vacuum contactor body 1 is not easy to move back and forth, left and right, the first ventilation groove 4 and the second ventilation groove 6 are arc-shaped long grooves, the first ventilating groove 4 and the first ventilating through hole 5 are used for facilitating the ventilation and heat dissipation around the outer wall of the bottom end of the vacuum contactor body 1, the first ventilating through hole 5 and the second ventilating through hole 7 are both circular through holes, a ventilation groove 4 and a ventilation groove 6 and further ventilation and heat dissipation around the outer wall of the bottom end of the vacuum contactor body 1 are facilitated through a ventilation through hole 5 and a ventilation through hole 7.

Specifically, the first ventilation through hole 5 is communicated with the inside of the first ventilation groove 4, and the second ventilation through hole 7 is communicated with the inside of the second ventilation groove 6.

Specifically, the both ends of locating lever 9 are L shape structure, and the both ends of locating lever 9 all insert each other with locating hole 8 and close, in this embodiment, be convenient for vacuum contactor body 1 bottom further location after 2 gomphosis of relative mount pad frame through locating lever 9 for vacuum contactor body 1 is difficult for the activity from top to bottom to deviate from, and locating hole 8 is circular shrinkage pool, is equipped with the four places altogether.

Specifically, fixedly connected with cover pad 10 all around on one side outer wall of locating lever 9, the outer wall integrated into one piece of cover pad 10 has the protruding 11 of a plurality of antiskid, and in this embodiment, cover pad 10 is the rubber material, and the protruding 11 of antiskid is the arc protruding, through the protruding 11 antiskid push-and-pull of locating lever 9 of being convenient for of cover pad 10 and antiskid.

Specifically, both ends are all integrated into one piece about the both sides of mount pad frame 2 have frame protruding 3, and frame protruding 3 is the arc structure, and in this embodiment, frame protruding 3 is arc protruding, is convenient for the pre-installation between the relative external object of mount pad frame 2 through frame protruding 3 to the vacuum contactor body 1 installation of being convenient for.

The utility model discloses a theory of operation and use flow: when the vacuum contactor is used, the frame protrusions 3 at the left end and the right end of the two sides of the mounting seat frame 2 are fixed on an external object through the holes and the screw bolts, so that the mounting seat frame 2 is preassembled, the bottom end of the vacuum contactor body 1 is embedded into the mounting seat frame 2 from top to bottom, the vacuum contactor body 1 is not easy to move front and back, left and right, the positioning rods 9 at the two sides of the mounting seat frame 2 are pushed inwards, the two ends of the positioning rods 9 are mutually inserted into the positioning holes 8 at the left end and the right end of the outer wall at the two sides of the vacuum contactor body 1, the vacuum contactor body 1 is not easy to move up and down and is not easy to disengage, and then the vacuum contactor body 1;

in the use process of the vacuum contactor body 1, the periphery of the outer wall of the bottom end of the vacuum contactor body 1 is not mutually attached to the periphery of the inner wall of the mounting base frame 2 through the first ventilating grooves 4 on two sides of the inner wall of the mounting base frame 2 and the second ventilating grooves 6 on the other two sides of the inner wall of the mounting base frame 2, so that the ventilation and the heat dissipation on the periphery of the outer wall of the bottom end of the vacuum contactor body 1 are facilitated, and meanwhile, the first ventilating grooves 4 and the first ventilating holes 5 and the periphery of the outer wall of the bottom end of the vacuum contactor body 1 are facilitated through the plurality of first ventilating holes 5 communicated with the inside of the first ventilating grooves 4 on two sides of the mounting base frame 2 and the plurality of second ventilating holes 7 communicated with the inside of the second ventilating grooves 6 on the other two sides of the mounting base frame;

if the vacuum contactor body 1 is to be detached, the positioning rod 9 is pulled outwards, two ends of the positioning rod 9 are separated from the positioning hole 8, and then the vacuum contactor body 1 is lifted out from the inside of the mounting base frame 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an ultra-large current exchanges low pressure vacuum contactor which characterized in that: including vacuum contactor body (1) and mount pad frame (2), the bottom of vacuum contactor body (1) sets up mount pad frame (2), the bottom and the mutual gomphosis of mount pad frame (2) of vacuum contactor body (1), No. one ventilation recess (4) have all been seted up to the inner wall both sides of mount pad frame (2), a plurality of ventilation through-hole (5) have all been seted up to the both sides of mount pad frame (2), No. two ventilation recess (6) have all been seted up to the other both sides of inner wall of mount pad frame (2), No. two ventilation through-hole (7) of a plurality of have all been seted up to the other both sides of mount pad frame (2), locating hole (8) have all been seted up at both ends about the both sides outer wall of vacuum contactor body (1), the both sides of mount pad frame (2) all wear to close and are connected with locating lever (9).

2. The ultra-high current ac low voltage vacuum contactor of claim 1, wherein: the mounting base frame (2) is a plastic component, the first ventilating groove (4) and the second ventilating groove (6) are of arc structures and are symmetrically arranged, the first ventilating through holes (5) are equidistantly arranged, and the second ventilating through holes (7) are symmetrically arranged.

3. The ultra-high current ac low voltage vacuum contactor of claim 2, wherein: a ventilation through hole (5) communicates with each other with the inside of a ventilation recess (4), No. two ventilation through holes (7) communicate with each other with the inside of No. two ventilation recesses (6).

4. The ultra-high current ac low voltage vacuum contactor of claim 1, wherein: the two ends of the positioning rod (9) are both L-shaped structures, and the two ends of the positioning rod (9) are inserted into the positioning holes (8) mutually.

5. The ultra-high current ac low voltage vacuum contactor of claim 4, wherein: the anti-skid device is characterized in that a sleeve gasket (10) is fixedly connected to the periphery of the outer wall of one side of the positioning rod (9), and a plurality of anti-skid protrusions (11) are integrally formed on the outer wall of the sleeve gasket (10).

6. The ultra-high current ac low voltage vacuum contactor of claim 1, wherein: both ends all integrated into one piece have frame protruding (3) about the both sides of mount pad frame (2), frame protruding (3) are the arc structure.