CN109235679A - A kind of fire-proof and explosion-proof pressure reductor - Google Patents

A kind of fire-proof and explosion-proof pressure reductor Download PDF

Info

Publication number
CN109235679A
CN109235679A CN201811004425.4A CN201811004425A CN109235679A CN 109235679 A CN109235679 A CN 109235679A CN 201811004425 A CN201811004425 A CN 201811004425A CN 109235679 A CN109235679 A CN 109235679A
Authority
CN
China
Prior art keywords
pressure reductor
proof
main body
explosion
fire
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811004425.4A
Other languages
Chinese (zh)
Other versions
CN109235679B (en
Inventor
张泽江
朱辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sichuan Fire Research Institute of Ministry of Public Security
Original Assignee
Sichuan Fire Research Institute of Ministry of Public Security
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sichuan Fire Research Institute of Ministry of Public Security filed Critical Sichuan Fire Research Institute of Ministry of Public Security
Priority to CN201811004425.4A priority Critical patent/CN109235679B/en
Publication of CN109235679A publication Critical patent/CN109235679A/en
Application granted granted Critical
Publication of CN109235679B publication Critical patent/CN109235679B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/14Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against other dangerous influences, e.g. tornadoes, floods

Abstract

The invention discloses a kind of fire-proof and explosion-proof pressure reductors, including pressure reductor main body, several grooves are uniformly provided in the pressure reductor main body, it further include backboard, the backboard is arranged at the pressure reductor main body back side, and the air cavity of sealing is formed between groove, make entire pressure reductor main body in backboard, air cavity, pressure reductor main body three-decker.Nian Jie between the backboard and pressure reductor main body, integrally formed or bolt seal connection.The pressure reductor main body and backboard are made of non-ferromagnetic metal plate;And the non-ferromagnetic metal plate is non-magnetic rustproof steel plate.Air or helium are filled in the air cavity.The explosion-proof pressure reductor main body is applicable in the enclosed environments such as fire, explosion, and can play the role of good explosion-proof impact.

Description

A kind of fire-proof and explosion-proof pressure reductor
Technical field
The present invention relates to a kind of fire-proof and explosion-proof pressure reductors.
Background technique
Pressure reductor main body is mainly used for various closed fire hazard environments, such as tunnel, interior, passes through setting for pressure reductor main body It sets, the impact forces such as explosion occurred after can generating to fire carry out certain buffering, and then weaken it and cause to scene facility Destruction, prevent fire spread, the intensity of a fire expand, cause quadratic loss.
However, as shown in Figure 1, existing pressure reductor main body is usually by single layer general steel plate or the processing life of non-magnetic rustproof steel plate It produces, the groove that surface is process is Open architecture, can also be applicable in common fire hazard environment, however, quick-fried In fried environment, pressure reductor main body only relies on groove itself to resist impact force, it is generally the case that it is limited by its material and structure, Existing pressure reductor main body can only at most bear the impact force of 0.2Pa/s, still, in actual conditions, the impact force for generation of exploding It is greater than 0.2Pa/s, existing pressure reductor main body is also much unable to satisfy actual demand, therefore needs to improve.
Summary of the invention
The purpose of the present invention is to solve above-mentioned technical problems, provide a kind of fire-proof and explosion-proof pressure reductor, the explosion-proof decompression Plate main body is applicable in the enclosed environments such as fire, explosion, and can play the role of good explosion-proof impact.
To achieve the above object, The technical solution adopted by the invention is as follows:
A kind of fire-proof and explosion-proof pressure reductor, including pressure reductor main body are uniformly provided with several grooves in the pressure reductor main body, also Including backboard, the backboard is arranged at the pressure reductor main body back side, and the air cavity of sealing is formed between groove, makes entire pressure reductor Main body in backboard, air cavity, pressure reductor main body three-decker.
Preferably, Nian Jie, integrally formed or bolt seal connection between the backboard and pressure reductor main body.
As another preferred embodiment, the pressure reductor main body and backboard are made of non-ferromagnetic metal plate;And it is described non- Ferromagnetic metal plate is non-magnetic rustproof steel plate.
Further, air is filled in the air cavity.
As another preferred embodiment, helium is filled in the air cavity.
Preferably, on the longitudinal section of the pressure reductor main body, the fluted entirety of institute is wavy.
Preferably, the longitudinal section of the groove is in the small isosceles trapezoid shape that is open.
Preferably, the longitudinal section of the groove is in rectangular shape.
As another preferred embodiment, the groove includes the barrel-shaped through slot being set up directly in pressure reductor main body, and is set Set the dovetail groove in barrel-shaped through slot movable end;The opening of the dovetail groove is greater than its bottom.
Compared with prior art, the invention has the following advantages:
(1) present invention is sealed the groove in pressure reductor main body using backboard, and air/helium in groove is made also to form one Fixed blocking effect, meanwhile, backboard can also realize certain blocking effect to impact force, to make entire pressure reductor main body shape At groove, air, backboard three-decker, the three layers of blocking effect resisted layer by layer are formed to the impact force that explosion generates, reinforcing subtracts Pressing plate main body improves its comprehensive performance to the blocking reduced pressure capabilities of impact force.
(2) groove of the invention is different from the big dovetail groove of existing circular groove or opening, effectively raises back Contact area between plate and pressure reductor main body improves pressure reductor main body to the resistivity of impact force, and then improves recessed The impact resistance of slot, and it is avoided that the impact force of groove surface pair impacts the plane position of pressure reductor main body.
(3) pressure reductor main body of the invention and backboard are all made of nonmagnetic metal and are made, and take into account hardness and wilfulness, resist The effective raising that impact capacity obtains, greatly strengthens its comprehensive performance.
Detailed description of the invention
Fig. 1 is pressure reductor schematic diagram in the prior art.
Fig. 2 is the pressure reductor structural schematic diagram of drops groove of the present invention.
Fig. 3 is the pressure reductor structural schematic diagram of isosceles trapezoid shape groove of the present invention.
Fig. 4 is the pressure reductor structural schematic diagram of tubbiness groove of the present invention.
Fig. 5 is the pressure reductor structural schematic diagram of present invention combination groove.
Wherein, the corresponding title of appended drawing reference are as follows:
1- pressure reductor main body, 2- groove, 3- backboard, 4- air cavity.
Specific embodiment
The invention will be further described with embodiment for explanation with reference to the accompanying drawing, and mode of the invention includes but not only limits In following embodiment.
The present embodiment be in order to solve pressure reductor main body in the prior art can not explosion-proof impact force and the helium that designs is anti- Quick-fried pressure reductor main body, the pressure reductor main body can be used for various closed fire, explosion environment and pass through pressure reductor such as tunnel, interior The setting of main body can realize buffering to the impact force that explosion generates, and then weaken and even explosion be blocked to cause scene facility Destruction, and explode cause fire can also be depressurized plate main body blocking, prevent fire spread, the intensity of a fire expand, cause secondary Loss.
Specifically, as shown in Figure 2-5, the explosion-proof pressure reductor main body of the present embodiment includes pressure reductor main body 1 and backboard 3, is incited somebody to action From the point of view of pressure reductor main body 1 and backboard 3 tile, the pressure reductor main body is located at lowest level, if being uniformly provided with above pressure reductor main body Dry groove 2, the backboard 1 are arranged above pressure reductor main body 1, and the air cavity 4 of sealing is formed between groove, in the air cavity also Fillable gas so that entire pressure reductor main body in backboard, gas, pressure reductor main body three-decker, explosion generation is rushed It hits power and forms the three layers of blocking effect resisted layer by layer, enhance the present embodiment pressure reductor main body and energy is depressurized to the blocking of impact force Power.
Wherein, the gas of filling can be helium, be also possible to air, what the present embodiment was selected is helium, because of helium For relative atmospheric, medium is dredged for wave, mechanical wave is reflected in the interface of air and helium, and is reflected and occurred in air When side, back wave is without half-wave loss.Different from there is the back wave of half-wave loss, the back wave and incidence wave of no half-wave loss are folded Add the standing wave of generation, amplitude is smaller compared with incidence wave, therefore its impact resistance is stronger.And it is with reeded pressure reductor main body Whole is in wave structure, and helium is filled in its air cavity, it is assumed that pressure spike P1, P2 for generation of exploding is by the metal of pressure reductor main body Structure is destroyed, and since process is very fast, helium is still in original position, with incident waveform at standing wave contact and will weaken air vibration, It form pressure spike P3 reduction even can not, to reach the protecting effect to facility.
Here, groove is generally circular or trapezium structure, this formation are mainly in view of in existing pressure reductor main body In order to easy to process, cost is reduced, but it is to the buffering effect of impact force and bad, especially circular groove, it is easy to will rush Hit the plane that power guides un-grooved in pressure reductor main body into, and the plane position in pressure reductor main body liquidate hit power resistivity it is weak In groove position, it can so aggravate the breakage of entire pressure reductor main body.Therefore, the present embodiment spy is by round or trapezoidal groove knot Structure is improved.In the present embodiment, as shown in Fig. 2, groove can be in drops, i.e. groove cross section is parabolic, from From the point of view of the longitudinal section of pressure reductor main body, the fluted entirety of institute on longitudinal section is wavy, and (in the present embodiment, institute is fluted can To be transverse and longitudinal equidistant arrangement, it is also possible to be arranged at random) setting makes itself and backboard point contact, and it is more to contact point pole, and it is recessed Gas can also be connected between slot and groove, furthermore the arcwall face structure of groove parabolic shape, when certain a part is impacted, The performance of its cushion impact forces is stronger;Or as shown in figure 3, set the small isosceles trapezoid shape that is open for groove, it is different from The small isosceles trapezoid shape of existing opening, the setting can increase the area of pressure reductor subject plane part, on the one hand make itself and back Plate connection is stronger, on the other hand, when groove is impacted, due to itself structure and the gassiness reason of Qi Nei, There can be better buffering effect;As shown in figure 4, groove can also be directly disposed as cylindrical shape, with isosceles trapezoid principle class Seemingly, manufacture difficulty is relatively lower, and this will not be repeated here;In addition, as shown in figure 5, groove can also include being set up directly on pressure reductor Barrel-shaped through slot in main body 1, and the dovetail groove of barrel-shaped through slot movable end is set;The opening of the dovetail groove is greater than its bottom Portion, on the one hand avoids the defect of existing trapezoidal groove, for another aspect, when groove-bottom is impacted, can transmit simultaneously To gas in barrel-shaped through slot and slot, the two shares pressure, can also play the role of good shock resistance.The present embodiment is to groove structure Improvement, the impact resistance of groove can not only be improved, moreover it is possible to effectively avoid the impact force of groove surface pair to pressure reductor main body Plane position impact.
In the present embodiment, as long as being capable of fixing connection between the backboard 3 and pressure reductor main body 1, and keep backboard close Seal groove, specific connection type can be bonding, be integrally formed or bolt seal connect in any one, Three kinds of connection types be it is very mature, this will not be repeated here.
In addition, it is contemplated that existing pressure reductor is usually calcium silicate board and cement vermiculite plate, calcium silicate board hardness is high, but toughness Difference, and the toughness of cement vermiculite plate is strong, but intensity is inadequate, therefore, the present embodiment is special non-ferromagnetic with no 304 stainless steel plate of magnetic etc. Property metal plate is made to make pressure reductor main body and backboard.
Above-described embodiment is only one of the preferred embodiment of the present invention, should not be taken to limit protection model of the invention It encloses, as long as that in body design thought of the invention and mentally makes has no the change of essential meaning or polishing, is solved The technical issues of it is still consistent with the present invention, should all be included within protection scope of the present invention.

Claims (10)

1. a kind of fire-proof and explosion-proof pressure reductor, including pressure reductor main body (1), several grooves are uniformly provided in the pressure reductor main body (2), which is characterized in that further include backboard (3), the backboard is arranged at pressure reductor main body (1) back side, and is formed between groove The air cavity (4) of sealing, make entire pressure reductor main body in backboard, air cavity, pressure reductor main body three-decker.
2. a kind of fire-proof and explosion-proof pressure reductor according to claim 1, which is characterized in that the backboard and pressure reductor main body it Between bonding, be integrally formed or bolt seal connection.
3. a kind of fire-proof and explosion-proof pressure reductor according to claim 2, which is characterized in that the pressure reductor main body (1) and back Plate (3) is made of non-ferromagnetic metal plate.
4. a kind of fire-proof and explosion-proof pressure reductor according to claim 3, which is characterized in that the non-ferromagnetic metal plate is nothing Magnetic stainless steel plate.
5. a kind of fire-proof and explosion-proof pressure reductor according to claim 4, which is characterized in that filling is free in the air cavity (4) Gas.
6. a kind of fire-proof and explosion-proof pressure reductor according to claim 4, which is characterized in that be filled with helium in the air cavity (4) Gas.
7. a kind of fire-proof and explosion-proof pressure reductor described in any one according to claim 1~6, which is characterized in that the pressure reductor On the longitudinal section of main body, institute fluted (2) is whole wavy.
8. a kind of fire-proof and explosion-proof pressure reductor described in any one according to claim 1~6, which is characterized in that the groove (2) Longitudinal section in the small isosceles trapezoid shape of being open.
9. a kind of fire-proof and explosion-proof pressure reductor described in any one according to claim 1~6, which is characterized in that the groove (2) Longitudinal section it is in rectangular shape.
10. a kind of fire-proof and explosion-proof pressure reductor described in any one according to claim 1~6, which is characterized in that the groove (2) include the barrel-shaped through slot being set up directly on pressure reductor main body (1), and the dovetail groove of barrel-shaped through slot movable end is set;Institute The opening for stating dovetail groove is greater than its bottom.
CN201811004425.4A 2018-08-30 2018-08-30 Fireproof and explosion-proof pressure reducing plate Active CN109235679B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811004425.4A CN109235679B (en) 2018-08-30 2018-08-30 Fireproof and explosion-proof pressure reducing plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811004425.4A CN109235679B (en) 2018-08-30 2018-08-30 Fireproof and explosion-proof pressure reducing plate

Publications (2)

Publication Number Publication Date
CN109235679A true CN109235679A (en) 2019-01-18
CN109235679B CN109235679B (en) 2021-01-08

Family

ID=65068957

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811004425.4A Active CN109235679B (en) 2018-08-30 2018-08-30 Fireproof and explosion-proof pressure reducing plate

Country Status (1)

Country Link
CN (1) CN109235679B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110952688A (en) * 2019-11-01 2020-04-03 中冶建筑研究总院有限公司 Antiknock wall body
CN112031493A (en) * 2020-07-28 2020-12-04 中国南方电网有限责任公司超高压输电公司检修试验中心 Novel valve hall plugging structure and anti-explosion checking method
CN112031492A (en) * 2020-07-28 2020-12-04 中国南方电网有限责任公司超高压输电公司检修试验中心 Novel valve hall plugging structure and fire-resistant checking method

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86105349A (en) * 1986-09-01 1988-03-16 公安部天津消防科学研究所 A kind of new use for explosive pressure relief plate
CN2039328U (en) * 1988-03-31 1989-06-14 公安部天津消防科学研究所 General explosive decompression plate
US6200664B1 (en) * 1999-11-01 2001-03-13 Ward Figge Explosion barrier
CA2368716A1 (en) * 2002-01-22 2003-07-22 Vladimir Ponomarev Blast compression wave absorbing device
US20030167726A1 (en) * 2001-10-15 2003-09-11 Kim Dunleavy Oxygen fire and blast fragment barriers
CN1820132A (en) * 2003-07-11 2006-08-16 史蒂夫·A·斯莱特 Sectional interlocking barrier bags
WO2006107325A2 (en) * 2004-08-27 2006-10-12 The Regents Of The University Of Michigan Blast reducing structures
CN106747069A (en) * 2016-12-02 2017-05-31 湖北硅金凝节能减排科技有限公司 A kind of bursting diaphragm and preparation method thereof
JP2018127874A (en) * 2016-07-19 2018-08-16 征一 ▲高▼木 Mold prevention tool

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN86105349A (en) * 1986-09-01 1988-03-16 公安部天津消防科学研究所 A kind of new use for explosive pressure relief plate
CN2039328U (en) * 1988-03-31 1989-06-14 公安部天津消防科学研究所 General explosive decompression plate
US6200664B1 (en) * 1999-11-01 2001-03-13 Ward Figge Explosion barrier
US20030167726A1 (en) * 2001-10-15 2003-09-11 Kim Dunleavy Oxygen fire and blast fragment barriers
CA2368716A1 (en) * 2002-01-22 2003-07-22 Vladimir Ponomarev Blast compression wave absorbing device
CN1820132A (en) * 2003-07-11 2006-08-16 史蒂夫·A·斯莱特 Sectional interlocking barrier bags
WO2006107325A2 (en) * 2004-08-27 2006-10-12 The Regents Of The University Of Michigan Blast reducing structures
JP2018127874A (en) * 2016-07-19 2018-08-16 征一 ▲高▼木 Mold prevention tool
CN106747069A (en) * 2016-12-02 2017-05-31 湖北硅金凝节能减排科技有限公司 A kind of bursting diaphragm and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110952688A (en) * 2019-11-01 2020-04-03 中冶建筑研究总院有限公司 Antiknock wall body
CN112031493A (en) * 2020-07-28 2020-12-04 中国南方电网有限责任公司超高压输电公司检修试验中心 Novel valve hall plugging structure and anti-explosion checking method
CN112031492A (en) * 2020-07-28 2020-12-04 中国南方电网有限责任公司超高压输电公司检修试验中心 Novel valve hall plugging structure and fire-resistant checking method

Also Published As

Publication number Publication date
CN109235679B (en) 2021-01-08

Similar Documents

Publication Publication Date Title
CN109235679A (en) A kind of fire-proof and explosion-proof pressure reductor
CN209011350U (en) A kind of fire-proof and explosion-proof pressure reductor
CN203654512U (en) Magnetic damping device for building
CN106641059B (en) A kind of the resonance free peak vibration isolator and its damping module of F shapes damp type
CN101949184B (en) Movable blast wall
CN106969675B (en) A kind of tunnel geological forecast blasthole filling blocking device and method
CN103669637A (en) Energy dissipation enhanced-type replaceable coupling beam
CN204630498U (en) A kind of blasting flyrock protector
US20180306339A1 (en) Antiknock valve with both sides resisting shock wave and valve body thereof
CN201801972U (en) Movable explosion-proof wall
CN201535112U (en) Fire and water resistant safe
CN206346154U (en) New harbour tunnel bank protecting component
CN204356814U (en) A kind of damping device of building
CN103644788B (en) A kind of coal mine roadway burn cut eye increases prestige loading method
CN209011363U (en) A kind of fire-proof and explosion-proof wall using in inflammable and explosive environment
CN109138197A (en) Installation method of the fire-proof and explosion-proof pressure reductor on metope
CN207944419U (en) A kind of hydraulic engineering soil-baffling structure
CN207651403U (en) A kind of disconnecting switch that the good leakproofness of anti-seismic performance is strong
CN204185785U (en) Acoustical tile
CN104669208B (en) A kind of Pneumatic knocking hammer
JP3183269U (en) Bound-type case for portable electronic device and bound-type portable electronic device
CN109227961A (en) A kind of processing method of the explosion-proof pressure reductor of helium
CN209011356U (en) A kind of rectangular vent pressure reductor
CN201232365Y (en) Novel closely-knitted safety net
CN209011355U (en) A kind of new type explosion proof pressure reductor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant