CN218161793U

CN218161793U - Mining trip protection device of preventing overriding

Info

Publication number: CN218161793U
Application number: CN202221982868.2U
Authority: CN
Inventors: 李斌
Original assignee: SHANGHAI NANZI CO Ltd
Current assignee: SHANGHAI NANZI CO Ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-27
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a mining trip protection device of preventing overriding, including the protective housing, the fixed heat dissipation case that is provided with of bottom surface in the protective housing, placed on the heat dissipation case and prevented overriding trip gear, it is fixed to prevent overriding trip gear both sides from receiving spacing centre gripping, spacing bottom of the body fixed connection is at heat dissipation roof portion, top surface fixedly connected with control box in the protective housing, control box both sides fixedly connected with fixed plate, fixed plate side fixed connection is on the protective housing inner wall, through installing the control box inside the protective housing, control preventing overriding trip gear, it is isolated to open fire to be provided with the baffle, be provided with the efficiency that the bucket of putting out a fire that the opening is decurrent accelerates to put out a fire, the security performance is improved, it places the bucket of putting out a fire direct whereabouts of bucket and damages to prevent overriding trip gear in addition, the security of device has been ensured, prevent large-scale conflagration, influence personnel's life and property safety, through setting up the fan, thereby prevent overriding trip gear to the top and cool down.

Description

Mining trip protection device of preventing overriding

Technical Field

The utility model relates to a switch protection technical field specifically is a mining tripping operation protection device of preventing overriding.

Background

The override trip is that when the power system has faults, the circuit breaker which is set to trip preferentially is used for removing the faults, but other circuit breakers are used for removing the faults due to the reason, the trip action is called override trip, the selection and the matching of the switches are strictly careful, one type of switch is selected in one power supply system as much as possible, and the tripping phenomenon of the switch caused by different protection modes is avoided;

the Chinese utility model patent with the publication number of CN210182795U discloses a tripping protection device for a high-voltage switch cabinet metering cabinet, which comprises a first screw, a first fixture block, a wire outlet, a wire hole and a pipe barrel, wherein a press plate penetrates through the inner side of the first screw, an outer frame is arranged below the press plate, an insulating pipe penetrates through the inner side of the outer frame, a wire inlet is arranged at the inner side of the insulating pipe, a switch is arranged below the wire inlet, a second screw penetrates through the outer wall of the switch, the first fixture block is arranged at the right side of the switch, a second fixture block is arranged at the right side of the first fixture block, a top plate is arranged below the second fixture block, and the wire outlet is arranged at the bottom of the switch, the wire hole runs through in the bottom of outrigger, the pipe bucket sets up in the left side of electric brake, and the outer wall of pipe bucket runs through there is the hole that lacks, this high tension switchgear measurement cabinet tripping operation protection device has the component part that becomes the machine, totally enclosed does not hinder production, use material safety, characteristics such as the regulation mode is nimble, the condition of tripping operation more often can take place more after the floodgate is used for a long time, the problem of tripping operation more often can appear taking place because of the short circuit when the electric brake is used among the prior art, and then can take place the electric spark because of the short circuit when taking place the short circuit, make and arouse the big fire very easily, cause the condition of threatening personnel's lives and properties installation, for this reason we provide a mining trip protection device that prevents more than grade and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mining tripping operation protection device of preventing overriding to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mine override trip prevention protection device comprises a protection box, wherein a heat dissipation box is fixedly arranged on the inner bottom surface of the protection box, an override trip prevention device is placed on the heat dissipation box, two sides of the override trip prevention device are clamped and fixed by limiting frames, and the bottoms of the limiting frames are fixedly connected to the top of the heat dissipation box;

the top surface in the protective box is fixedly connected with an operation box, two sides of the operation box are fixedly connected with fixed plates, and the side surfaces of the fixed plates are fixedly connected to the inner wall of the protective box;

be provided with the catch plate in the control box, catch plate both sides butt is on the control box inner wall, catch plate top fixedly connected with compression spring one end, compression spring other end fixed connection is on the top surface in the control box, catch plate bottom fixedly connected with bucket of putting out a fire, the bucket bottom butt of putting out a fire has the baffle, there is the fly leaf operation box bottom side through hinge swing joint, the fly leaf is provided with a pair ofly, fixedly connected with dead lever in the fly leaf bottom, carry out fixed connection through connecting the rope between the dead lever.

Preferably, the upper surface of the front side of the protective box is provided with a sliding door which is convenient to pull and corresponds to the position of the fire extinguishing barrel arranged inside, the lower surface of the front side of the protective box is movably connected with a cover plate through a rotating shaft, and the bottom of the surface of the cover plate is provided with a pulling groove.

Preferably, the cover plate is provided with a perspective window which is of a transparent glass material structure.

Preferably, the bottom of the cover plate is fixedly provided with a lock catch, and the bottom of the protective box is fixedly provided with a lock head matched with the lock catch.

Preferably, the heat dissipation box is fixedly connected to the inner bottom surface of the protection box through screws, the top of the heat dissipation box is provided with a circular arc-shaped heat dissipation opening, and the heat dissipation box is internally provided with a fan.

Compared with the prior art, the beneficial effects of the utility model are that: the anti-override trip device is controlled by the operating box arranged in the protective box, the partition plate is arranged to isolate open fire, the fire extinguishing barrel with the downward opening is arranged to accelerate the fire extinguishing efficiency and improve the safety performance, and the compression spring is arranged to place the fire extinguishing barrel to directly fall down to damage the anti-override trip device, so that the safety of the device is ensured, and the large fire is prevented from occurring to influence the life and property safety of personnel;

the fan is arranged, so that the override-preventing tripping device at the top is cooled, the phenomenon that the service life of the tripping protection device is shortened due to the fact that the tripping protection device cannot lower the temperature better after working for a long time is avoided, and the phenomenon that the override-preventing tripping device is damaged or short-circuited or exposed to fire due to overhigh working temperature for a long time is prevented;

through set up perspective window on the apron to make things convenient for the inside condition of viewing device, through the hasp cooperation of installing in the hasp of apron bottom and guard box bottom, thereby prevent that personnel from opening the apron at will.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the middle protection box of the present invention;

FIG. 3 is a schematic plan view of the internal structure of the protective box of the present invention;

fig. 4 is the overall structure schematic diagram of the middle heat dissipation box of the present invention.

In the figure: 1. a protective box; 11. the door is convenient to pull; 12. a cover plate; 13. a perspective window; 14. pulling the groove; 15. locking; 2. an operation box; 201. a fixing plate; 21. a compression spring; 22. a push plate; 23. a fire extinguishing bucket; 24. a partition plate; 25. a hinge; 26. a movable plate; 27. fixing the rod; 28. connecting ropes; 3. an override trip prevention device; 4. a limiting frame; 5. a heat dissipation box; 51. a screw; 52. a heat dissipation port; 53. a fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-4, the present invention provides a technical solution: a mine override trip prevention protection device comprises a protection box 1, wherein a heat dissipation box 5 is fixedly arranged on the inner bottom surface of the protection box 1, an override trip prevention device 3 is placed on the heat dissipation box 5, two sides of the override trip prevention device 3 are clamped and fixed by limiting frames 4, and the bottoms of the limiting frames 4 are fixedly connected to the top of the heat dissipation box 5;

referring to fig. 2-3, an operation box 2 is fixedly connected to the inner top surface of the protection box 1, fixing plates 201 are fixedly connected to the two sides of the operation box 2, and the side surfaces of the fixing plates 201 are fixedly connected to the inner wall of the protection box 1;

it should be noted that, be provided with impeller 22 in the control box 2, both sides butt of impeller 22 is on control box 2 inner wall, impeller 22 top fixedly connected with compression spring 21 one end, compression spring 21 other end fixed connection is on control box 2 internal top face, impeller 22 bottom fixedly connected with bucket 23 of putting out a fire, bucket 23 bottom butt of putting out a fire has baffle 24, the control box 2 bottom side has fly leaf 26 through hinge 25 swing joint, fly leaf 26 is provided with a pair ofly, fixedly connected with dead lever 27 in the fly leaf 26 bottom, carry out fixed connection through connecting rope 28 between the dead lever 27.

In the using process, when the anti-override tripping device 3 generates electric sparks due to short circuit and generates open fire, the connecting rope 28 is blown by the open fire, then the two movable plates 26 are opened towards the two sides of the operation box 2, the compression spring 21 drives the pushing plate 22 to move downwards, the pushing plate 22 pushes the fire extinguishing barrel 23 to move downwards, the fire extinguishing barrel 23 moves the partition plate 24, the partition plate 24 drops, fire extinguishing dry powder in the fire extinguishing barrel 23 falls, and the open fire on the anti-override tripping device 3 is extinguished.

Referring to fig. 4, the heat dissipation box 5 is fixedly connected to the inner bottom surface of the protection box 1 through screws 51, the top of the heat dissipation box 5 is provided with an arc-shaped heat dissipation opening 52, and a fan 53 is installed in the heat dissipation box 5.

When the override-proof tripping device 3 works normally, the heat dissipation box 5 cools the override-proof tripping device, the fan 53 is started, the heat dissipation port 52 cools the override-proof tripping device 3 at the top, the problem that the override-proof tripping device 3 cannot lower the temperature well after working for a long time is avoided, the service life of the override-proof tripping device 3 is shortened, the long-time working temperature is prevented from being too high, and the override-proof tripping device 3 is damaged or short-circuited or exposed to fire.

Referring to fig. 1, a sliding door 11 is mounted on the upper surface of the front side of a protection box 1, the sliding door 11 corresponds to a fire extinguishing barrel 23 arranged inside the protection box, a cover plate 12 is movably connected to the lower surface of the front side of the protection box 1 through a rotating shaft, and a pulling groove 14 is formed in the bottom of the surface of the cover plate 12.

In addition, a transparent window 13 is arranged on the cover plate 12, and the transparent window 13 is made of transparent glass.

It should be noted that the bottom of the cover plate 12 is fixedly provided with a lock catch 15, and the bottom of the protective box 1 is fixedly provided with a lock matched with the lock catch 15.

Through set up perspective window 13 on apron 12 to make things convenient for the inside condition of viewing device, through installing the hasp 15 and the cooperation of protective housing 1 in apron 12 bottom, thereby prevent that personnel from opening apron 12 at will.

The working principle is as follows: in the use process of the utility model, when the anti-override trip device 3 generates electric sparks due to short circuit and generates open fire, the open fire blows the connecting rope 28, then the two movable plates 26 are opened towards the two sides of the operation box 2, the compression spring 21 drives the pushing plate 22 to move downwards, the pushing plate 22 pushes the fire extinguishing barrel 23 to move downwards, the fire extinguishing barrel 23 moves the partition plate 24, the partition plate 24 drops, so that fire extinguishing dry powder in the fire extinguishing barrel 23 falls down, and the open fire on the anti-override trip device 3 is extinguished;

when the override-proof tripping device 3 works normally, the heat dissipation box 5 is used for cooling the override-proof tripping device 3, the fan 53 is started, the heat dissipation port 52 is used for cooling the override-proof tripping device 3 at the top, the problem that the override-proof tripping device 3 cannot reduce the temperature better after working for a long time is avoided, the service life of the override-proof tripping device 3 is shortened, the over-high working temperature for a long time is prevented, and the override-proof tripping device 3 is damaged or short circuit and open fire are prevented.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 trip protection device of preventing bypassing immediate leadership, includes protective housing (1), its characterized in that: a heat dissipation box (5) is fixedly arranged on the inner bottom surface of the protection box (1), an override-preventing tripping device (3) is placed on the heat dissipation box (5), two sides of the override-preventing tripping device (3) are clamped and fixed by limiting frames (4), and the bottom of each limiting frame (4) is fixedly connected to the top of the heat dissipation box (5);

the inner top surface of the protective box (1) is fixedly connected with an operating box (2), two sides of the operating box (2) are fixedly connected with fixing plates (201), and the side surfaces of the fixing plates (201) are fixedly connected to the inner wall of the protective box (1);

be provided with slurcam (22) in control box (2), slurcam (22) both sides butt is on control box (2) inner wall, slurcam (22) top fixedly connected with compression spring (21) one end, compression spring (21) other end fixed connection is on control box (2) internal top face, slurcam (22) bottom fixedly connected with bucket (23) of putting out a fire, bucket (23) bottom butt of putting out a fire has baffle (24), there is fly leaf (26) operation box (2) bottom side through hinge (25) swing joint, fly leaf (26) are provided with a pair ofly, fixedly connected with dead lever (27) in fly leaf (26) end, carry out fixed connection through connecting rope (28) between dead lever (27).

2. The mining override-proof trip protection device according to claim 1, wherein: the heat dissipation box (5) is fixedly connected to the inner bottom surface of the protection box (1) through a screw (51), the top of the heat dissipation box (5) is provided with a circular arc-shaped heat dissipation opening (52), and a fan (53) is installed in the heat dissipation box (5).

3. The mining override-proof trip protection device according to claim 1, wherein: protection box (1) front side upper surface mounting has just to pull door (11) just pull door (11) position corresponds inside fire extinguishing barrel (23) position of placing, protection box (1) front side lower surface has apron (12) through axis of rotation swing joint, pulling groove (14) have been seted up to apron (12) surface bottom.

4. The mining override-proof trip protection device according to claim 3, wherein: be provided with perspective window (13) on apron (12), perspective window (13) set up to transparent glass material structure.

5. The mining override-proof trip protection device according to claim 4, wherein: the bottom fixed mounting of apron (12) has hasp (15), the bottom fixed mounting of guard box (1) has the tapered end with hasp (15) assorted.