CN216976836U

CN216976836U - Quick explosion suppression device

Info

Publication number: CN216976836U
Application number: CN202220578160.4U
Authority: CN
Inventors: 张雄辉; 胡红革
Original assignee: Sichuan Kunhong Yuanxiang Technology Co ltd
Current assignee: Sichuan Kunhong Yuanxiang Technology Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-15
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a quick explosion-extinguishing device, which comprises: the detonation tank is internally provided with a detonation chamber, and one end of the detonation tank is provided with an opening; the sealing assembly is arranged at the opening of the detonation tank and is used for controlling the opening of the detonation tank to be opened and closed; fire the subassembly, fire the subassembly and include: the bearing shell, the telescopic piece and the push plate are arranged; the bearing shell is arranged at one end of the closed assembly far away from the detonation tank; the telescopic piece is connected to the bearing shell in a sliding mode along the axial direction of the explosion chamber. When the telescopic end does telescopic motion along the axial direction of the deflagration tank, the push plate is pushed to open the sealing component, and then the sealing component is quickly penetrated through and quickly reaches the interior of the deflagration chamber, so that the flame-retardant deflagration phenomenon is subjected to flame-retardant deflagration-extinguishing motion. The defect that the experimental efficiency is influenced because the rapid flame retardance and the explosion suppression cannot be realized in the prior art is also solved. The detection efficiency of the detonation test is indirectly improved.

Description

Quick explosion suppression device

Technical Field

The utility model relates to the technical field of deflagration experiments, in particular to a quick explosion suppression device.

Background

The deflagration experiment is an experimental technology for researching the generation and development rules of deflagration phenomena and the mechanical effect of explosion. Generally used for detecting the purity of combustible gas. And measuring the effect of the oxygen content in the combustible gas on the combustible gas.

In the prior art, detonation data is collected for a combustible gas. The next experiment can be closed or repeated only after the combustible gas in the deflagration tank is burnt out. Therefore, after the detonation test is finished, the rapid flame retardance and the detonation cannot be rapidly quenched, and a long waiting time is needed, so that the test time is extremely long. Greatly affecting the experimental efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that in the prior art, the experiment efficiency is affected because the flame retardance and the explosion suppression cannot be carried out quickly, and provides a quick explosion suppression device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a rapid explosion suppression apparatus, comprising: the detonation tank is internally provided with a detonation chamber, and one end of the detonation tank is provided with an opening;

the sealing assembly is arranged at the opening of the detonation tank and used for controlling the opening and the closing of the detonation tank;

a fire extinguishing assembly, the fire extinguishing assembly comprising: the bearing shell, the telescopic piece and the push plate; the bearing shell is arranged at one end of the closed assembly, which is far away from the detonation tank; the extensible member is followed the axial direction sliding connection of explosion chamber is in bear on the casing, the push pedal sets up in the bearing housing, just the push pedal with the flexible end of extensible member is connected, makes flexible end is followed promote when the concertina movement is to axial direction the push pedal is opened the seal assembly gets into in the explosion chamber.

Optionally, the closure assembly comprises:

the cover body is in a nut shape, is arranged at the opening and is in threaded connection with the deflagration tank;

the sealing plates are distributed in an annular array mode according to the central axis of the cover body and are rotatably connected with the inner wall of the cover body;

and one end of each spring is arranged on the inner wall of the cover body, and the other end of each spring is arranged on the sealing plate.

Optionally, the telescopic part is an electric push rod.

Optionally, the method further includes: an intake hub and an igniter; the intake hub includes:

one end of the gas pipe is communicated with the explosion chamber;

the air inlet pipe head is connected with the other end of the air conveying pipe;

the valve is arranged on the air inlet pipe head.

Optionally, the igniter is a capacitive igniter.

Optionally, the detonation chamber is further provided with:

the heat insulation plate is arranged in clearance fit with the detonation chamber;

and the sealing ring is arranged on the heat insulation plate, and the heat insulation plate is in transition fit with the inner wall of the detonation chamber through the sealing ring.

Optionally, the sealing ring is a fluororubber O-ring.

Optionally, the method further includes: the supporting seat, the supporting seat sets up the outside of detonation jar, just the supporting seat with detonation jar is fixed continuous.

The utility model has the beneficial effects that:

when telescopic motion is made along the axial direction of deflagration jar through flexible end, promote the push pedal and open the seal assembly, then run through the seal assembly fast, the inside of rapid through deflagration room carries out fire-retardant explosion-proof motion to the burning phenomenon. The defect that the experimental efficiency is influenced because the rapid flame retardance and the explosion suppression cannot be realized in the prior art is also solved. The detection efficiency of the detonation test is indirectly improved.

Drawings

Fig. 1 is a schematic overall structure diagram of a rapid explosion suppression device provided in an embodiment of the present invention;

fig. 2 is a plan sectional view showing the overall structure of a rapid explosion suppression device provided in an embodiment of the present invention;

fig. 3 is a schematic plan view (in a top view) of a sealing plate structure of a rapid explosion suppression device according to an embodiment of the present invention.

The symbols in the figures are as follows:

1. a deflagration tank;

11. an air inlet hub; 111. a gas delivery pipe; 112. an air inlet pipe head; 113. a valve; 12. an explosion chamber; 121. a heat insulation plate; 122. a seal ring; 13. an igniter;

2. a closure assembly; 21. a cover body; 211. a spring; 212. closing the plate; 213. connecting holes;

3. a fire extinguishing assembly; 31. a load bearing housing; 32. a telescoping member; 321. pushing the plate;

4. and (4) supporting the base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Examples

Referring to fig. 1 to 3, a rapid explosion suppression apparatus, the explosion suppression apparatus comprising: deflagration jar 1, fire extinguishing assembly 3 and closure assembly 2. The inside of detonation tank 1 is provided with detonation chamber 12, just one end is the opening on the detonation tank 1. Be provided with some firearm 13 and the pivot 11 that admits air on the detonation tank 1, through the pivot 11 that admits air towards let in combustible gas and required oxygen in the detonation tank 1, then some firearm 13 ignites for the combustible gas is in the combustion reaction is carried out in the inside of detonation tank 1. The seal assembly 2 sets up the opening part of burning pipe goes out, the seal assembly 2 is used for sealing the whole of detonation tank 1, prevents that the inside combustible gas of detonation tank 1 from overflowing. The subassembly 3 that fires sets up seal assembly 2 is last, just the subassembly 3 that fires is followed the axis setting of deflagration jar 1 is so that the subassembly 3 that fires is right the inside that fires the jar that fires carries out the fast fire that fires. Specifically, the fire extinguishing assembly 3 includes: push plate 321, load bearing housing 31 and telescoping member 32. The carrier housing 31 is arranged above the closure assembly 2 for carrying the extinguishing movement. The bearing shell 31 is arranged at one end of the cover assembly 2 far away from the detonation tank 1; expansion piece 32 is followed the axial direction sliding connection of explosion chamber 11 is in bear on the casing 31, push pedal 321 sets up bear in the casing 31, just push pedal 321 with the flexible end of expansion piece 32 is connected, makes flexible end is followed promote when the telescopic motion is done to axial direction push pedal 321 opens seal assembly 2, the push pedal runs through seal assembly 2 fast, and the rapid detonation jar 1 is inside in the explosion chamber 11, carries out fire-retardant explosion-extinguishing motion to the burning phenomenon. The defect that the experimental efficiency is influenced because the rapid flame retardance and the explosion suppression cannot be realized in the prior art is also solved. The detection efficiency of the detonation test is indirectly improved. In this embodiment, the telescopic part 32 is an electric push rod of IP3000X type, and can push the push plate 321 into the explosion tank 1 quickly, so as to extinguish the explosion quickly.

In the present embodiment, the closure assembly 2 comprises: cover 21, spring 211 and cover plate 212. The lid 21 is nut-shaped, has even hole 213, just the lid 21 with the opening part screw thread of detonation tank 1 links to each other. That is to say be provided with the external screw thread on the outer wall of detonation tank 1, with the internal thread screw thread of lid 21 links to each other to guarantee lid 21 with the joint strength of detonation tank 1. The sealing plates 212 are arranged in three, and the three sealing plates 212 are distributed in an annular array with the central axis of the cover body 21, and the three sealing plates 212 seal the cover body 21, so that the cover body 21 seals the connecting hole 213 through the sealing plates 212, and indirectly seals the deflagration can. In this embodiment, the closure assembly 2 is easily reusable. The closing plate 212 is rotatably connected to the inner wall of the cover 21, one end of the spring 211 is disposed at the bottom end of the closing plate 212, and the other end of the spring 211 is connected to the inner wall of the cover 21. In this embodiment, the closing plate 212 is pushed away by the push plate 321, at this time, the push plate 321 is forced to move towards the inside of the deflagration tank, the spring 211 is compressed, and at this time, the closing plate 212 is opened by the push plate 321 to continue to move towards the inside of the deflagration tank, so that the flame-retardant deflagration and deflagration work is performed. After the fire-retardant explosion is over, the extensible member 32 drives the push plate 321 to reset upwards, and after the closing plate 212, the closing plate 212 resets by rotating along with the reset deformation force of the spring 211, so that the sealing assembly 2 can repeatedly seal the explosion tank 1. In this embodiment, the number of shrouding 212 can set up to the multiunit, the multiunit can be two sets of or more than two sets of, also can be a set of, the lid 21 passes through shrouding 212 seals the opening of detonation tank 1 can.

In this embodiment, the inside of detonation tank 1 is provided with explosion chamber 12, just explosion chamber 12 with the hub 11 that admits air is linked together to pass through the hub 11 that admits air towards the inside combustible gas that lets in of explosion chamber 12. The air intake hub 11 includes: an air inlet pipe head 112, a valve 113 and an air delivery pipe 111. One end of the gas pipe 111 is communicated with the explosion chamber 12. The air inlet pipe head 112 is arranged outside the detonation tank 1, and the air inlet pipe head 112 is connected with the other end of the air conveying pipe 111. The valve 113 is arranged on the air inlet pipe head 112 and is used for controlling the communication between the air inlet pipe head 112 and the air conveying pipe 111. In this embodiment, the air inlet hubs 11 are arranged in two groups, one group of air inlet hubs 11 is used for introducing combustible air, and the other group of air inlet hubs 11 is used for inputting oxygen. In this embodiment, a set of air inlet hinges 11 may be further disposed, and the air inlet hinges 11 are used for air inlet to enable the air pressure inside the explosion chamber to be normal, so that the explosion component 3 and the sealing component 2 are separated from the explosion tank.

In one embodiment, the igniter 13 is a capacitive igniter 13, so as to control the ignition timing at any time.

In one embodiment, to ensure that combustible gas in the chamber 12 does not escape the chamber 12 prior to combustion. A sealing ring 122 and a heat insulation plate 121 are arranged above the explosion chamber 12. The heat insulation plate 121 is disc-shaped, and the heat insulation plate 121 is in transition fit with the aperture of the detonation chamber, so that the heat insulation plate 121 is closed by the heat insulation plate 121. In order to further ensure that the combustible gas does not overflow from the heat insulation plate 121 and the inner wall of the detonation tank 1, the sealing ring 122 is disposed on the heat insulation plate 121. That is, the heat insulation plate 121 cooperates with the sealing ring 122 to completely close the explosion chamber, and at this time, a combustion experiment of combustible gas occurs below the heat insulation plate 121. Preferably, sealing washer 122 is fluororubber O type circle, heat insulating board 121 is elastic material, when sealing washer 122 was fluororubber O type circle, sealing washer 122 is high temperature resistant high pressure resistant, and possesses elasticity, and when pushing the deflagration room fast at push pedal 321, push pedal 321 contacted sealing washer 122 and baffle earlier, lets both deformations, then push pedal 321 continues to push down, and push pedal 321 pushes the bottom of deflagration room always, and the combustion phenomenon in the deflagration room is suppressed. The combustion phenomenon inside the explosion chamber 12 is extinguished and explosion-blocked. Thereafter, the packing 122 and the heat insulating plate 121 are taken out from the inside of the knock tank 1 and reused.

In one embodiment, in order to ensure that the fire extinguishing assembly 3 can perform rapid fire-retardant fire extinguishing in the interior of the detonation tank 1, the generated interaction force enables the detonation tank 1 to topple. The explosion suppression device further comprises: a support seat 4. The supporting seat 4 is arranged at the bottom of the outer wall of the deflagration tank 1, and the supporting seat 4 is fixedly connected with the deflagration tank 1. The cross section of the supporting seat 4 is trapezoidal, and the trapezoidal bottom edge of the supporting seat 4 is horizontally placed on the ground or a workbench. So as to ensure that the supporting seat 4 supports the deflagration tank 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A quick explosion suppression device is characterized by comprising:

the detonation tank is internally provided with a detonation chamber, and one end of the detonation tank is provided with an opening;

fire the subassembly, fire the subassembly and include: the bearing shell, the telescopic piece and the push plate are arranged; the bearing shell is arranged at one end of the closed assembly, which is far away from the detonation tank; the extensible member is followed the axial direction sliding connection of explosion chamber is in bear on the casing, the push pedal sets up in the bearing housing, just the push pedal with the flexible end of extensible member is connected, makes flexible end is followed promote when the concertina movement is done to axial direction the push pedal is opened the seal assembly to it is indoor to enter the detonation.

2. A rapid detonation device according to claim 1, characterised in that said closure assembly comprises:

3. A quick-acting explosion suppression apparatus as claimed in claim 2, wherein said telescoping member is an electric ram.

4. A rapid explosion suppression device according to claim 3, further comprising: an intake hub and an igniter; the intake hub comprises:

one end of the gas pipe is communicated with the explosion chamber;

the valve is arranged on the air inlet pipe head.

5. A rapid explosion suppression device according to claim 4, wherein said igniter is a capacitive igniter.

6. A rapid explosion suppression device according to any one of claims 1 to 5, wherein the explosion chamber is further provided with:

7. A quick-acting explosion suppression device according to claim 6, wherein said sealing ring is a viton O-ring.

8. A rapid detonation device according to claim 1 and also comprising: the supporting seat, the supporting seat sets up the outside of detonation jar, just the supporting seat with detonation jar is fixed continuous.