CN211267356U

CN211267356U - Flame-proof type PLC switch board

Info

Publication number: CN211267356U
Application number: CN201922248537.0U
Authority: CN
Inventors: 张凯
Original assignee: Shanxi Xingxin Safety Production Technology Service Co ltd
Current assignee: Shanxi Xingxin Safety Production Technology Service Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-14
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a flame-proof type PLC switch board, the control cabinet comprises a control cabinet body, the right side of switch board is equipped with the several relief valve, the left side of switch board is equipped with the lid, the right side fixedly connected with rubber pad of lid, the right side of rubber pad offsets tightly with the switch board, the top of switch board is equipped with the mechanism of putting out a fire. This flame-proof type PLC switch board, it is explosion-proof effectual, the security is higher, concrete beneficial effect is as follows, this flame-proof type PLC switch board passes through the box body, the rubber ball, cooperation between nozzle stub and the lug, the twinkling of an eye of explosion has been realized, spill the temporality portion at the switch board with the dry powder, avoid producing the conflagration because of the explosion, prevent the loss and enlarge, the security has been improved, this flame-proof type PLC switch board, through the relief valve, the bolt, first support, the second support, cooperation between round bar and the threaded rod, when carrying out good fixed to the lid, can carry out the pressure release to the inside of switch board, the effect of protection has been played to switch board and lid.

Description

Flame-proof type PLC switch board

Technical Field

The utility model relates to the technical field, specifically be a flame-proof type PLC switch board.

Background

The PLC integrated control cabinet has the protection functions of overload, short circuit, open-phase protection and the like, is mainly composed of a control cabinet body and PLC control components arranged inside the control cabinet, and can cause explosion danger due to improper operation or accidental damage and other reasons.

Although the PLC switch board among the prior art has realized the flame proof, in case inside is on fire, then can cause bigger damage, will lose and enlarge to during the explosion, the inside pressure of switch board increases in the twinkling of an eye, leads to cabinet body itself to damage easily, and the lid part collapses out easily, and is very dangerous, so prior art can't satisfy people's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flame-proof type PLC switch board to the PLC switch board who proposes among the prior art among the above-mentioned background art of solution has realized the flame proof, but in case inside is on fire, then can cause bigger damage, with the problem of loss expansion.

In order to achieve the above object, the utility model provides a following technical scheme: a flame-proof type PLC control cabinet comprises a control cabinet, wherein a plurality of pressure release valves are arranged on the right side of the control cabinet, the input ends of the pressure release valves are communicated with the inside of the control cabinet, a cover body is arranged on the left side of the control cabinet, a rubber pad is fixedly connected to the right side of the cover body, the right side of the rubber pad is tightly abutted to the control cabinet, and a fire extinguishing mechanism is arranged at the top of the control cabinet;

the fire extinguishing mechanism comprises a box body, a short pipe, a rubber ball and a bump;

the bottom of the box body is communicated with the top of the short pipe, the bottom of the short pipe is communicated with the top of the control cabinet, the bottom of the box body is fixedly connected with the top of the control cabinet, the inner wall of the short pipe is in interference fit with the outer wall of the rubber ball, and lugs are fixedly connected above the left side and the right side of the inner wall of the short pipe.

Preferably, the projections are tapered.

Preferably, a rotating assembly is arranged above the left side of the cover body;

the rotating assembly comprises a first support, a round rod, a second support, a hanging ring, a hook and a threaded rod;

the right-hand member of first support is in the same place with the left side top fixed connection of switch board, the inner wall of first support links to each other with the outer wall activity of round bar, the bottom of round bar is in the same place with the top fixed connection of second support, the end of second support is in the same place with the left side top fixed connection of lid, the right side of link is in the same place with the left side fixed connection of lid, the bottom left side of first support links to each other with the top activity of couple, the outer wall of threaded rod runs through the left side of second support, and the outer wall of threaded rod links to each other with second support screw thread.

Preferably, the top of the second bracket is flush with the top of the cover.

Preferably, a fixing mechanism is arranged below the left side of the cover body;

the fixing mechanism comprises a bolt, a spring, a supporting rod and a sliding block transverse plate;

the outer wall below and the switch board clearance fit of bolt, the bottom of bolt and the top fixed connection of spring are in the same place, the bottom and the switch board fixed connection of spring are in the same place, the right side of bolt and the left side of lid offset tightly, the top of bolt and the bottom laminating of branch, the left side top of branch is in the same place with the right-hand member fixed connection of diaphragm, the right side of branch is in the same place with the left side fixed connection of slider, the outer wall right side of slider and the left side internal surface slip joint of lid are in the same place.

Preferably, the top of the transverse plate is provided with grinding grains.

Compared with the prior art, the beneficial effects of the utility model are that: this flame-proof type PLC switch board, it is explosion-proof effectual, the security is higher, and specific beneficial effect is as follows:

this flame-proof type PLC switch board has realized the moment of explosion through the cooperation between box body, rubber ball, nozzle stub and the lug, spills dry powder in the temple of switch board, avoids producing the conflagration because the explosion, prevents that the loss from expanding, has improved the security.

This flame-proof type PLC switch board through the cooperation between relief valve, bolt, first support, second support, round bar and the threaded rod, carries out good fixed the lid simultaneously, can carry out the pressure release to the inside of switch board, avoids because the explosion leads to the inside pressure of switch board too big, has played the effect of protection to switch board and lid.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the latch, the slider and the cross plate in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the first bracket, the second bracket and the threaded rod in FIG. 1;

fig. 4 is a schematic view of the connection relationship between the box body, the short pipe and the rubber ball in fig. 1.

In the figure: 1. the fire extinguishing mechanism comprises a fire extinguishing mechanism body 101, a box body 102, short pipes 103, rubber balls 104, bumps 2, a rotating assembly 201, a first support 202, a round rod 203, a second support 204, a hanging ring 205, hooks 206, a threaded rod 3, a fixing mechanism 301, a bolt 302, a spring 303, a support rod 304, a sliding block 305, a transverse plate 4, a control cabinet 5, a pressure release valve 6, a cover body 7 and a rubber pad.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a flameproof PLC control cabinet comprises a control cabinet 4, a PLC control assembly is placed in the control cabinet 4, a plurality of pressure relief valves 5 are arranged on the right side of the control cabinet 4, when the pressure inside the control cabinet 4 is increased, redundant gas is discharged through the pressure relief valves 5, the input ends of the pressure relief valves 5 are communicated with the inside of the control cabinet 4, a cover body 6 is arranged on the left side of the control cabinet 4, a rubber pad 7 is fixedly connected to the right side of the cover body 6, the rubber pad 7 ensures the sealing between the cover body 6 and the control cabinet 4, the right side of the rubber pad 7 is tightly abutted to the control cabinet 4, a fire extinguishing mechanism 1 is arranged on the top of the control cabinet 4, the fire extinguishing mechanism 1 comprises a box body 101, a short pipe 102, a rubber ball 103 and a bump 104, the bottom of the box body 101 is communicated with the top of the short pipe 102, the bottom of the short pipe 102 is communicated with the top of the control cabinet, the inner wall of nozzle stub 102 and the outer wall interference fit of rubber ball 103, rubber ball 103 plays sealed effect to nozzle stub 102, the equal fixedly connected with lug 104 in the inner wall left and right sides top of nozzle stub 102, lug 104 makes rubber ball 103 break away from nozzle stub 102 inside in case, is not convenient for get into the inside of nozzle stub 102, the lug 104 be the toper.

The rotating assembly 2 is arranged above the left side of the cover body 6, the rotating assembly 2 comprises a first support 201, a round rod 202, a second support 203, a hanging ring 204, a hook 205 and a threaded rod 206, the right end of the first support 201 is fixedly connected with the upper left side of the control cabinet 4, the inner wall of the first support 201 is movably connected with the outer wall of the round rod 202, the first support 201 and the round rod 202 support the cover body 6, the bottom of the round rod 202 is fixedly connected with the top of the second support 203, the tail end of the second support 203 is fixedly connected with the upper left side of the cover body 6, the right side of the hanging ring 204 is fixedly connected with the left side of the cover body 6, the left side of the bottom of the first support 201 is movably connected with the top of the hook 205, the hook 205 is matched with the hanging ring 204 and can fix the cover body 6, the outer wall of the threaded rod 206 penetrates through the left side of the second support 203, and the outer wall of the threaded rod 206 is in threaded connection, the threaded rod 206 may act as a stop for the rod 202, and the top of the second bracket 203 may be flush with the top of the cover 6.

The left side of the cover body 6 is provided with a fixing mechanism 3, the fixing mechanism 3 comprises a bolt 301, a spring 302, a support rod 303 and a sliding block 304 horizontal plate 305, the lower part of the outer wall of the bolt 301 is in clearance fit with the control cabinet 4, the bottom of the bolt 301 is fixedly connected with the top of the spring 302, the spring 302 provides upward elastic force for the bolt 301, the bottom of the spring 302 is fixedly connected with the control cabinet 4, the right side of the bolt 301 is tightly propped against the left side of the cover body 6, the top of the bolt 301 is attached to the bottom of the support rod 303, the upper part of the left side of the support rod 303 is fixedly connected with the right end of the horizontal plate 305, the support rod 303 can provide downward force for the bolt 301 when moving downwards so as to compress the spring 302, the right side of the support rod 303 is fixedly connected with the left side of the sliding block 304, the right side of the outer wall of the sliding block 304 is slidably, the top of the horizontal plate 305 is machined with grinding lines.

When the flameproof PLC control cabinet is used, an operator steps on a transverse plate 305, the transverse plate 305 drives a supporting rod 303 to move downwards, a spring 302 is compressed at the moment, a bolt 301 is separated from a cover body 6, the cover body 6 is pulled at the moment, the cover body 6 drives a round rod 202 to move leftwards along the inner wall of a first support 201 through a second support 203, when the cover body 6 is separated from the control cabinet 4, the cover body 6 is rotated, the cover body 6 drives the round rod 202 to rotate on the inner wall of the first support 201, then the cover body 6 is fixed through a hook 205 and a hanging ring 204, then an external PLC control assembly is installed inside the control cabinet 4, then the cover body 6 is closed, the bolt 301 is used for fixing the cover body 6, once the PLC control assembly inside the control cabinet 4 explodes, the pressure inside the control cabinet 4 is increased, under the action of the pressure, a rubber ball 103 moves upwards along the inner wall of a short pipe 102, and breaks the blockage of a bump 104 and flies out from the, the inside dry powder of box body 101 drops in the inside of switch board 4 this moment, prevents to catch fire, and along with the increase of atmospheric pressure, the inside unnecessary gas outgoing of switch board 4 is prevented to the relief valve 5, prevents that switch board 4 from exploding and splitting.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, 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, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 flame-proof type PLC switch board, includes switch board (4), its characterized in that: a plurality of pressure release valves (5) are arranged on the right side of the control cabinet (4), the input ends of the pressure release valves (5) are communicated with the inside of the control cabinet (4), a cover body (6) is arranged on the left side of the control cabinet (4), a rubber pad (7) is fixedly connected to the right side of the cover body (6), the right side of the rubber pad (7) is tightly abutted to the control cabinet (4), and a fire extinguishing mechanism (1) is arranged at the top of the control cabinet (4);

the fire extinguishing mechanism (1) comprises a box body (101), a short pipe (102), a rubber ball (103) and a bump (104);

the bottom of the box body (101) is communicated with the top of the short pipe (102), the bottom of the short pipe (102) is communicated with the top of the control cabinet (4), the bottom of the box body (101) is fixedly connected with the top of the control cabinet (4), the inner wall of the short pipe (102) is in interference fit with the outer wall of the rubber ball (103), and the upper parts of the left side and the right side of the inner wall of the short pipe (102) are fixedly connected with the convex blocks (104).

2. The flameproof PLC control cabinet according to claim 1, characterized in that: the bumps (104) are tapered.

3. The flameproof PLC control cabinet according to claim 1, characterized in that: a rotating assembly (2) is arranged above the left side of the cover body (6);

the rotating assembly (2) comprises a first support (201), a round rod (202), a second support (203), a hanging ring (204), a hook (205) and a threaded rod (206);

the right-hand member of first support (201) is in the same place with the left side top fixed connection of switch board (4), the inner wall of first support (201) links to each other with the outer wall activity of round bar (202), the bottom of round bar (202) is in the same place with the top fixed connection of second support (203), the end of second support (203) is in the same place with the left side top fixed connection of lid (6), the right side of link (204) is in the same place with the left side fixed connection of lid (6), the bottom left side of first support (201) links to each other with the top activity of couple (205), the outer wall of threaded rod (206) runs through the left side of second support (203), and the outer wall of threaded rod (206) links to each other with second support (203) screw thread.

4. The flameproof PLC control cabinet according to claim 3, characterized in that: the top of the second bracket (203) is level with the top of the cover body (6).

5. The flameproof PLC control cabinet according to claim 1, characterized in that: a fixing mechanism (3) is arranged below the left side of the cover body (6);

the fixing mechanism (3) comprises a bolt (301), a spring (302), a support rod (303) and a sliding block (304) and a transverse plate (305);

the outer wall below and the switch board (4) clearance fit of bolt (301), the bottom of bolt (301) is in the same place with the top fixed connection of spring (302), the bottom of spring (302) is in the same place with switch board (4) fixed connection, the right side of bolt (301) offsets tightly with the left side of lid (6), the top of bolt (301) is laminated with the bottom of branch (303), the left side top of branch (303) is in the same place with the right-hand member fixed connection of diaphragm (305), the right side of branch (303) is in the same place with the left side fixed connection of slider (304), the outer wall right side of slider (304) is in the same place with the left side internal surface slip joint of lid (6).

6. The flameproof PLC control cabinet according to claim 5, characterized in that: the top of the transverse plate (305) is provided with grinding grains.