CN211208319U

CN211208319U - Mining ground protection device based on permanent magnetism monopole vacuum contactor

Info

Publication number: CN211208319U
Application number: CN201922489686.6U
Authority: CN
Inventors: 刘峰
Original assignee: Rizhao Nanrui Electric Technology Co ltd
Current assignee: Rizhao Zhongbo Electrical Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-07
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a mining ground protection device based on permanent magnetism monopole vacuum contactor, comprising a base plate, the top fixedly connected with support frame of bottom plate, the front side swing joint of support frame has the casing, the movable groove has been seted up to the bottom of casing front side, two stop gear of inner wall fixedly connected with of casing, stop gear's rear side runs through to the rear side of casing. Through setting up the bottom plate, tension mechanism, the pull ring, the button, tensile pole, stop gear, the sliding plate, the extension spring, the gag lever post, the activity groove, a housing, the support frame, spacing hole, the activity hole, the spout, the slider, the cooperation of dovetail and dovetail piece is used, it does not have the device to its protection after the installation to have solved current earth connection, thereby can lead to the earth connection often to expose the phenomenon that can take place rusty and drop outside, thereby make contact failure's phenomenon take place, lead to the unable normal use of earthing device, the problem that very inconvenient user used.

Description

Mining ground protection device based on permanent magnetism monopole vacuum contactor

Technical Field

The utility model belongs to the technical field of vacuum contactor, especially, relate to a mining ground protection device based on permanent magnetism monopole vacuum contactor.

Background

The vacuum contactor utilizes a vacuum arc extinguish chamber to extinguish arc so as to frequently switch on and off normal working current, is particularly suitable for industries such as coal mines, chemical engineering and the like, and is more suitable for being combined with a fuse and a protection device to replace a vacuum circuit breaker.

In actual life, in many electrical equipment, vacuum contactor mostly can be used, and vacuum contactor needs the installation earth connection when using, so need protect the earth connection, to sum up, current earth connection does not have the device to its protection after the installation to can lead to the earth connection often to expose the phenomenon that can take place rusty and drop outside, thereby make contact failure's phenomenon take place, lead to the unable normal use of earthing device, inconvenient user's use very much.

SUMMERY OF THE UTILITY MODEL

The problem to prior art exists, the utility model provides a mining ground protection device based on permanent magnetism monopole vacuum contactor possesses the advantage of protecting to the earth connection, has solved current earth connection and has not had the device to its protection after the installation to can lead to the earth connection often to expose the phenomenon that can take place to rust and drop outside, thereby make contact failure's phenomenon take place, lead to the unable normal use of earthing device, the problem that inconvenient user used very much.

The utility model discloses a realize like this, a mining ground protection device based on permanent magnetism monopole vacuum contactor, comprising a base plate, the top fixedly connected with support frame of bottom plate, the front side swing joint of support frame has the casing, the movable groove has been seted up to the bottom of casing front side, two stop gear of inner wall fixedly connected with of casing, stop gear's rear side runs through to the rear side of casing, stop gear's front side fixedly connected with tension mechanism, tension mechanism's front side runs through to the front side of casing.

As the utility model discloses it is preferred, stretching mechanism includes the pull ring, the rear side fixedly connected with button of pull ring, the tensile pole of rear side fixedly connected with of button, the rear side of tensile pole run through to the inner chamber of casing and with stop gear fixed connection.

As the utility model discloses it is preferred, stop gear includes the sliding plate, the front side and the tensile pole fixed connection of sliding plate, fixedly connected with extension spring and gag lever post respectively of rear side of sliding plate, the surface of gag lever post is located to the extension spring cover, the rear side of extension spring and the inner wall fixed connection of casing, the rear side of gag lever post runs through to the rear side of casing.

As the utility model discloses it is preferred, the equal fixedly connected with slider in top and the bottom of sliding plate, the spout that uses with the slider cooperation has been seted up to the inner wall of casing.

As the utility model discloses it is preferred, the movable hole that uses with tensile pole and gag lever post cooperation is all seted up to the front side and the rear side of casing, the spacing hole that uses with the gag lever post cooperation is all seted up to the top and the bottom of support frame front side.

As the utility model discloses it is preferred, the equal fixedly connected with dovetail block in both sides of casing rear side, the dovetail that uses with the cooperation of dovetail block is opened to the front side of support frame.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model is provided with a bottom plate, a drawing mechanism, a pull ring, a button, a drawing rod, a limiting mechanism, a sliding plate, a tension spring, a limiting rod, a movable groove, a shell, a supporting frame, a limiting hole, a movable hole, a sliding groove, a sliding block, a dovetail groove and a dovetail block, when a user needs to protect the grounding wire, the user presses the shell to move the shell to the position contacting with the bottom plate, then the limiting rod enters the inner cavity of the limiting hole through the counterforce of the tension spring, thereby limiting the shell, achieving the purpose of protecting the ground wire, solving the problem that the prior ground wire has no device for protecting the ground wire after being installed, therefore, the grounding wire is often exposed outside and rusted and falls off, so that poor contact occurs, the grounding device cannot be normally used, and the use of a user is inconvenient.

2. The utility model discloses a set up stop gear, can make the gag lever post get into behind the inner chamber in spacing hole, carry on spacingly to the casing, make the casing can not take place the phenomenon of skew and droing, made things convenient for user's use.

3. The utility model discloses a set up stretching mechanism, made things convenient for when the user need install the earth connection, the user only needs to make the gag lever post break away from the inner chamber in spacing hole through the pulling pull ring to reached the purpose of installation earth connection, simultaneously very big increase the convenience.

4. The utility model discloses a cooperation that sets up slider and spout is used, can make the sliding plate reduce when removing and the casing between friction and the collision, still can play the effect of noise reduction simultaneously, make tensile in-process easier.

5. The utility model discloses a set up the activity hole, can make tensile pole and gag lever post when removing, reduce and the casing between friction and the collision, can make the gag lever post get into the inner chamber in spacing hole through setting up spacing hole after, carry on spacingly to the casing to the mesh to the ground wire protection has been reached.

6. The utility model discloses a cooperation that sets up dovetail block and dovetail is used, can make the casing drive the dovetail block and remove at the inner chamber of dovetail to make the casing reduce when removing and the friction and the collision between the support frame, the user is easier when the pulling casing.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a right side cross-sectional view of a partial structure provided by an embodiment of the present invention;

fig. 3 is a top cross-sectional view of a housing according to an embodiment of the present invention;

fig. 4 is a partial enlarged view of a in fig. 1 according to an embodiment of the present invention.

In the figure: 1. a base plate; 2. a stretching mechanism; 201. a pull ring; 202. a button; 203. a stretch rod; 3. a limiting mechanism; 301. a sliding plate; 302. a tension spring; 303. a limiting rod; 4. a movable groove; 5. a housing; 6. a support frame; 7. a limiting hole; 8. a movable hole; 9. a chute; 10. a slider; 11. a dovetail groove; 12. a dovetail block.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the embodiment of the utility model provides a pair of mining ground protection device based on permanent magnetism monopole vacuum contactor, including bottom plate 1, the top fixedly connected with support frame 6 of bottom plate 1, the front side swing joint of support frame 6 has casing 5, and movable groove 4 has been seted up to the bottom of casing 5 front side, two stop gear 3 of inner wall fixedly connected with of casing 5, and the rear side of stop gear 3 runs through to the rear side of casing 5, and the front side fixedly connected with stretching mechanism 2 of stop gear 3, the front side of stretching mechanism 2 runs through to the front side of casing 5.

Referring to fig. 2, the stretching mechanism 2 includes a pull ring 201, a button 202 is fixedly connected to a rear side of the pull ring 201, a stretching rod 203 is fixedly connected to a rear side of the button 202, and a rear side of the stretching rod 203 penetrates through an inner cavity of the housing 5 and is fixedly connected to the limiting mechanism 3.

Adopt above-mentioned scheme: through setting up stop gear 3, can make gag lever post 303 get into behind the inner chamber of spacing hole 7, carry on spacingly to casing 5, make casing 5 can not take place the phenomenon of skew and droing, made things convenient for user's use.

Referring to fig. 2, the limiting mechanism 3 includes a sliding plate 301, a front side of the sliding plate 301 is fixedly connected to the stretching rod 203, a rear side of the sliding plate 301 is fixedly connected to a tension spring 302 and a limiting rod 303, respectively, the tension spring 302 is sleeved on a surface of the limiting rod 303, a rear side of the tension spring 302 is fixedly connected to an inner wall of the housing 5, and a rear side of the limiting rod 303 penetrates through to a rear side of the housing 5.

Adopt above-mentioned scheme: through setting up stretching mechanism 2, when having made things convenient for the user to need the installation earth connection, the user only needs can make gag lever post 303 break away from the inner chamber of spacing hole 7 through pulling pull ring 201 to reached the purpose of installation earth connection, simultaneously very big increase the convenience.

Referring to fig. 2, the sliding plate 301 is fixedly connected with sliding blocks 10 at the top and the bottom, and the inner wall of the housing 5 is provided with sliding grooves 9 used in cooperation with the sliding blocks 10.

Adopt above-mentioned scheme: through the cooperation of the slide block 10 and the slide groove 9, the friction and the collision between the slide plate 301 and the shell 5 can be reduced when the slide plate moves, and meanwhile, the slide plate can play a role in reducing noise, so that the stretching process is easier.

Referring to fig. 2, the front side and the rear side of the housing 5 are both provided with movable holes 8 used in cooperation with the stretching rod 203 and the limiting rod 303, and the top and the bottom of the front side of the support frame 6 are both provided with limiting holes 7 used in cooperation with the limiting rod 303.

Adopt above-mentioned scheme: through setting up movable hole 8, can make tensile pole 203 and gag lever post 303 when removing, reduce and the casing 5 between friction and the collision, can make gag lever post 303 after the inner chamber that gets into spacing hole 7 through setting up spacing hole 7, spacing to casing 5 to the mesh of ground wire protection has been reached.

Referring to fig. 3, dovetail blocks 12 are fixedly connected to both sides of the rear side of the housing 5, and a dovetail groove 11 used in cooperation with the dovetail blocks 12 is formed in the front side of the supporting frame 6.

Adopt above-mentioned scheme: through the cooperation of setting up dovetail 12 and dovetail 11, can make casing 5 drive dovetail 12 and move at the inner chamber of dovetail 11 to make casing 5 reduce when moving and support frame 6 between friction and the collision, the user is easier when pulling casing 5.

The utility model discloses a theory of operation:

when the protective device is used, when a user needs to protect the installed ground wire, the user pulls the pull ring 201 to drive the button 202, the movement of the button 202 drives the stretching rod 203 to move, the stretching rod 203 drives the sliding plate 301 to move while moving, the movement of the sliding plate 301 drives the limiting rod 303 to move and pulls the tension spring 302 simultaneously, so that the limiting rod 303 is separated from the inner cavity of the top limiting hole 7 at the front side of the supporting frame 6, when the limiting rod 303 is separated from the inner cavity of the limiting hole 7, the user presses the shell 5, so that the shell 5 moves to the position contacting with the bottom plate 1, the grounding wire enters the inner cavity of the movable groove 4, at the moment, the user loosens the pull ring 201, so that the limiting rod 303 enters the inner cavity of the limiting hole 7 at the bottom of the front side of the support frame 6, therefore, the shell 5 is limited, so that the shell 5 cannot deviate or fall off, the aim of protecting the ground wire is fulfilled, and the use of a user is facilitated.

In summary, the following steps: this mining ground protection device based on permanent magnetism monopole vacuum contactor, through setting up bottom plate 1, straining device 2, pull ring 201, button 202, tensile pole 203, stop gear 3, sliding plate 301, extension spring 302, gag lever post 303, activity groove 4, casing 5, support frame 6, spacing hole 7, activity hole 8, spout 9, slider 10, the cooperation of dovetail 11 and forked tail piece 12 is used, it does not have the device to its protection to have solved current earth connection after the installation, thereby can lead to the earth connection often to expose the phenomenon that can take place rusty and drop outside, thereby make contact failure's phenomenon take place, lead to the unable normal use of earthing device, the problem that inconvenient user used very much.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 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 mining ground protection device based on permanent magnetism monopole vacuum contactor, includes bottom plate (1), its characterized in that: the top fixedly connected with support frame (6) of bottom plate (1), the front side swing joint of support frame (6) has casing (5), movable groove (4) have been seted up to the bottom of casing (5) front side, two stop gear (3) of the inner wall fixedly connected with of casing (5), the rear side of stop gear (3) runs through to the rear side of casing (5), the front side fixedly connected with stretching mechanism (2) of stop gear (3), the front side of stretching mechanism (2) runs through to the front side of casing (5).

2. The mining grounding protection device based on the permanent magnet single-pole vacuum contactor as claimed in claim 1, wherein: the stretching mechanism (2) comprises a pull ring (201), a button (202) is fixedly connected to the rear side of the pull ring (201), a stretching rod (203) is fixedly connected to the rear side of the button (202), and the rear side of the stretching rod (203) penetrates through the inner cavity of the shell (5) and is fixedly connected with the limiting mechanism (3).

3. The mining grounding protection device based on the permanent magnet single-pole vacuum contactor as claimed in claim 2, wherein: limiting mechanism (3) include sliding plate (301), the front side and the tensile pole (203) fixed connection of sliding plate (301), the rear side fixedly connected with extension spring (302) and gag lever post (303) respectively of sliding plate (301), the surface of gag lever post (303) is located to extension spring (302) cover, the rear side of extension spring (302) and the inner wall fixed connection of casing (5), the rear side of gag lever post (303) runs through to the rear side of casing (5).

4. The mining grounding protection device based on the permanent magnet monopole vacuum contactor as claimed in claim 3, wherein: the top and the bottom of the sliding plate (301) are both fixedly connected with sliding blocks (10), and the inner wall of the shell (5) is provided with a sliding groove (9) matched with the sliding blocks (10) for use.

5. The mining grounding protection device based on the permanent magnet monopole vacuum contactor as claimed in claim 3, wherein: the front side and the rear side of the shell (5) are provided with movable holes (8) matched with the stretching rods (203) and the limiting rods (303) for use, and the top and the bottom of the front side of the support frame (6) are provided with limiting holes (7) matched with the limiting rods (303) for use.

6. The mining grounding protection device based on the permanent magnet single-pole vacuum contactor as claimed in claim 1, wherein: the improved portable multifunctional portable electronic device is characterized in that two sides of the rear side of the shell (5) are fixedly connected with dovetail blocks (12), and dovetail grooves (11) matched with the dovetail blocks (12) are formed in the front side of the supporting frame (6).