CN211974791U - Protective explosion-proof wave valve - Google Patents

Abstract

The utility model discloses a protection explosion-proof ripples valve, including door frame, hanger plate and a water storage section of thick bamboo, the inboard of door frame articulates there is the outer door, and the inboard of outer door is provided with the inner door to the blow vent has been seted up to outer door and inner door inside between them, the surface bolted fixation of inner door has the articulated elements, and the below of articulated elements is connected with the hanger plate, the recess has been seted up to the inside of inner door, and the inside of inner door is provided with the fixture block, spacing hole has been seted up to the side of hanger plate, the back of inner door is provided with a water storage section of thick bamboo, and the inboard of a water storage section of thick bamboo is provided with. This protection explosion-proof ripples valve can prevent that the hanger plate from closing the in-process and taking place to bounce under the reaction force influence, avoids the hanger plate to close not tightly and influence the barrier propterty of explosion-proof ripples valve, can spray the cooling water to the explosion-proof ripples valve outside automatically when receiving the shock wave effect simultaneously to can play cooling, dust removal effect to explosion-proof ripples valve, improve the practicality of device.

Description

Protective explosion-proof wave valve

Technical Field

The utility model relates to a civil air defense engineering equipment technical field specifically is a protection explosion-proof ripples valve.

Background

Explosion-proof ripples valve is an important protection ventilation equipment in the civil air defense engineering, generally installs in the vent part of diffusion chamber, is in the state of opening when the hanger plate of explosion-proof ripples valve is flat, in order to keep the inside ventilation of civil air defense engineering, when the shock wave that external explosion produced reachs outdoors, the hanger plate can be automatic shutdown under the wind pressure effect of shock wave, thereby subduct, block that the shock wave leads to the fact the injury to personnel in the people's air defense area, but the explosion-proof ripples valve on the existing market still has some not enoughly, for example:

1. the shock wave is overlarge when reaching the outer side of the explosion-proof valve, but most of the explosion-proof valves in the current market are inconvenient to limit and fix the suspension plate in the closing process, so that the suspension plate is easy to bounce off under the action of a reaction force when contacting and colliding with a door body, the suspension plate is not closed tightly, and the sealing protection effect of the explosion-proof valve is influenced;

2. because can produce a large amount of heats and dust among the explosion process, but current explosion-proof ripples valve function singleness, the inconvenient dust removal processing that removes dust to the dust that produces, the inconvenient processing of cooling down to the explosion-proof ripples valve simultaneously prevents that the explosion-proof ripples valve from being heated too big emergence deformation, has certain usage defect.

We have therefore proposed a protective blast-proof shutter in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection explosion-proof ripples valve to solve the inconvenient problem that prevents that the hanging deck from closing the in-process bullet and opening and inconvenient preliminary dust removal to the dust of explosion-proof ripples valve on the existing market that the above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection blast resistant valve, includes a door frame, a hanging deck and a water storage section of thick bamboo, the inboard of door frame articulates there is the outer door, and the inboard of outer door is provided with the inner door to the blow vent has been seted up to outer door and inner door both inside, the surface bolted fixation of inner door has the articulated elements, and the below of articulated elements is connected with the hanging deck to the outside bolted fixation of inner door has the support frame, the inside of inner door has seted up flutedly, and the inside of inner door is provided with the fixture block to be connected with the spring between fixture block and the inner door, spacing hole has been seted up to the side of hanging deck, the back of inner door is provided with a water storage section of thick bamboo, and the inboard of a water storage section of thick bamboo is provided with the piston.

Preferably, the outer door and the inner door are in clearance fit, the outer door and the piston are of an integrated structure, and the piston is in clearance fit with the water storage barrel.

Preferably, the suspension plate is in clearance fit with the vent, the side face of the suspension plate is provided with the sealing rubber block, the section of the sealing rubber block is of a trapezoid structure, and the sealing rubber block is in concave-convex fit with the groove.

Preferably, the clamping block is of an L-shaped structure, and the clamping block and the inner door form an elastic telescopic structure through a spring.

Preferably, the limiting hole and the clamping block form a clamping structure, and the lower end of the clamping block is in an inclined plane structure.

Preferably, the water storage cylinders are equidistantly distributed on the back of the inner door, the side faces of the water storage cylinders are uniformly provided with drain holes, and the adjacent water storage cylinders are communicated with each other.

Compared with the prior art, the beneficial effects of the utility model are that: this protection blast protection valve:

1. the suspension plate, the fixture block and the limiting hole are arranged, when the suspension plate is influenced by the wind pressure of shock waves, the suspension plate can be automatically rotated and closed, when the suspension plate is close to the vent, the suspension plate can extrude the fixture block, so that the fixture block is elastically contracted, when the fixture block corresponds to the limiting hole in position, the fixture block can be automatically clamped into the limiting hole, so that the suspension plate is limited and fixed, the suspension plate can be prevented from bouncing under the influence of reaction force in the closing process of the suspension plate through the structure, and the influence of the untight closing of the suspension plate on the protection performance of the explosion wave-proof valve is avoided;

2. be provided with a water storage section of thick bamboo and piston, when the explosion-proof ripples valve received the shock wave wind pressure effect, the inboard that the outer door can be followed to the inner door removes, the piston removes along a water storage section of thick bamboo simultaneously, then can extrude the inside cooling water of a water storage section of thick bamboo through the wash port this moment, make the explosion-proof ripples valve spray the cooling water to the explosion-proof ripples valve outside that can be automatic when receiving the shock wave effect through this structure to can play the cooling, dust removal effect to the explosion-proof ripples valve, the practicality of device has been improved.

Drawings

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

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

FIG. 3 is a rear view of the inner door of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 5 is a schematic side sectional view of the water storage tank of the present invention.

In the figure: 1. a door frame; 2. an outer door; 3. an inner door; 4. a vent; 5. an articulation member; 6. a suspension plate; 601. sealing the rubber block; 7. a support frame; 8. a groove; 9. a clamping block; 10. a spring; 11. a limiting hole; 12. a water storage cylinder; 1201. a drain hole; 13. a piston; 14. and sealing the oiled paper.

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. 1-5, the present invention provides a technical solution: a protective explosion wave-proof valve comprises a door frame 1, an outer door 2, an inner door 3, a vent 4, an articulated piece 5, a suspension plate 6, a support frame 7, a groove 8, a clamping block 9, a spring 10, a limiting hole 11, a water storage cylinder 12, a piston 13 and sealing oilpaper 14, wherein the inner side of the door frame 1 is articulated with the outer door 2, the inner side of the outer door 2 is provided with the inner door 3, the insides of the outer door 2 and the inner door 3 are provided with the vent 4, the surface of the inner door 3 is fixed with the articulated piece 5 by a bolt, the lower part of the articulated piece 5 is connected with the suspension plate 6, the outside of the inner door 3 is fixed with the support frame 7 by a bolt, the inside of the inner door 3 is provided with the groove 8, the inside of the inner door 3 is provided with the clamping block 9, the spring 10 is connected between the clamping block 9 and the inner door 3, the side of the suspension plate 6 is provided with the limiting hole 11, and the outside of the water storage cylinder 12 is adhered with a sealing oilpaper 14;

the outer door 2 and the inner door 3 are in clearance fit, the outer door 2 and the piston 13 are of an integrated structure, the piston 13 is in clearance fit with the water storage cylinder 12, when shock waves are generated outside the anti-explosion wave valve, the inner door 3 can slide along the inner side of the outer door 2, meanwhile, the piston 13 can slide along the inner side of the water storage cylinder 12, cooling water on the inner side of the water storage cylinder 12 can play a certain buffering role, and deformation caused by overlarge impact force on the anti-explosion wave valve is avoided;

the suspension plate 6 is in clearance fit with the vent 4, the sealing rubber block 601 is arranged on the side face of the suspension plate 6, the section of the sealing rubber block 601 is in a trapezoidal structure, and meanwhile, the sealing rubber block 601 is in concave-convex fit with the groove 8, so that the sealing performance between the suspension plate 6 and the vent 4 can be effectively improved through the structure, and dust generated in the explosion process is effectively prevented from entering the interior of a civil air defense project;

the clamping block 9 is in an L-shaped structure, the clamping block 9 and the inner door 3 form an elastic telescopic structure through the spring 10, and the position of the clamping block 9 can be conveniently controlled through the elastic force action of the spring 10, so that the clamping block 9 is disengaged from the suspension plate 6;

the limiting hole 11 and the clamping block 9 form a clamping structure, the lower end of the clamping block 9 is of an inclined plane structure, the clamping block 9 is pushed to move in the closing process of the suspension plate 6 through the structure, and when the clamping block 9 corresponds to the limiting hole 11 in position, the clamping block 9 can be automatically clamped into the limiting hole 11, so that the suspension plate 6 can be prevented from bouncing off under the action of a reaction force, and the closing sealing performance of the suspension plate 6 is improved;

the water storage cylinder 12 is equidistantly distributed on the back of the inner door 3, the side face of the water storage cylinder 12 is uniformly provided with the drain holes 1201, the adjacent water storage cylinders 12 are communicated with each other, through the structure, the piston 13 can slide along the inner wall of the water storage cylinder 12 under the action of shock wave air pressure, cooling water inside the water storage cylinder 12 can be uniformly sprayed out of the explosion-proof wave valve through the drain holes 1201, the explosion-proof wave valve can be cooled and dedusted, and the practicability of the device is improved.

The working principle is as follows: when the protective anti-explosion wave valve is used, firstly, as shown in fig. 1-2 and fig. 4, when the outer side of the anti-explosion wave valve explodes, the suspension plate 6 automatically rotates and closes under the action of shock wave wind pressure, so that the suspension plate 6 is attached to the vent 4, the suspension plate 6 extrudes the fixture block 9 in the closing process, the fixture block 9 is accommodated in the inner door 3, when the positions of the fixture block 9 and the limiting hole 11 correspond to each other, the fixture block 9 is automatically clamped into the limiting hole 11 under the action of the elastic force of the spring 10, so that the suspension plate 6 is limited and fixed, the suspension plate 6 is prevented from bouncing under the influence of the reaction force, meanwhile, the sealing rubber block 601 is in concave-convex fit with the groove 8, and the sealing performance of the anti-explosion wave valve can be effectively improved;

as shown in fig. 2-3 and fig. 5, the inner door 3 moves along the inner side of the outer door 2 under the action of the blast pressure of the shock wave, and the piston 13 moves along the inner side of the water storage cylinder 12, at this time, under the action of the water pressure, the inner door 3 can be damped and buffered, so that the inner door 3 is prevented from deforming, and at the same time, the piston 13 can extrude the cooling water inside the water storage cylinder 12 through the drain hole 1201, so that the sealing oil paper 14 falls off, and at this time, the cooling water can be uniformly sprayed on the outer side of the explosion-proof valve, so that the cooling and dust removal effects can be achieved, and when the suspension plate 6 is opened again later, the dust enters the interior of the civil air defense engineering, thereby completing a series of works.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a protection blast protection valve, includes door frame (1), hanger plate (6) and water storage section of thick bamboo (12), its characterized in that: the inner side of the door frame (1) is hinged with an outer door (2), the inner side of the outer door (2) is provided with an inner door (3), and the inner parts of the outer door (2) and the inner door (3) are provided with air vents (4), a hinged part (5) is fixed on the surface of the inner door (3) by bolts, a suspension plate (6) is connected below the hinged part (5), a supporting frame (7) is fixed on the outer side of the inner door (3) through bolts, a groove (8) is formed in the inner part of the inner door (3), a clamping block (9) is arranged in the inner part of the inner door (3), and a spring (10) is connected between the clamping block (9) and the inner door (3), a limit hole (11) is arranged on the side surface of the suspension plate (6), a water storage cylinder (12) is arranged on the back surface of the inner door (3), and a piston (13) is arranged on the inner side of the water storage cylinder (12), and sealing oil paper (14) is adhered on the outer side of the water storage cylinder (12).

2. A protective blast protected trap door as claimed in claim 1, wherein: the outer door (2) is in clearance fit with the inner door (3), the outer door (2) and the piston (13) are of an integrated structure, and the piston (13) is in clearance fit with the water storage barrel (12).

3. A protective blast protected trap door as claimed in claim 1, wherein: suspension plate (6) and vent (4) clearance fit, and the side of suspension plate (6) is provided with sealed gluey piece (601) to the section of sealed gluey piece (601) is trapezium structure, and sealed gluey piece (601) and recess (8) unsmooth cooperation simultaneously.

4. A protective blast protected trap door as claimed in claim 1, wherein: the clamping block (9) is of an L-shaped structure, and the clamping block (9) and the inner door (3) form an elastic telescopic structure through the spring (10).

5. A protective blast protected trap door as claimed in claim 1, wherein: the limiting hole (11) and the clamping block (9) form a clamping structure, and the lower end of the clamping block (9) is of an inclined plane structure.

6. A protective blast protected trap door as claimed in claim 1, wherein: the water storage cylinders (12) are equidistantly distributed on the back of the inner door (3), the side faces of the water storage cylinders (12) are uniformly provided with drain holes (1201), and the adjacent water storage cylinders (12) are communicated with each other.

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