CN204212800U - A kind of colliery fire-fighting automatic powder spraying explosion suppressor - Google Patents
A kind of colliery fire-fighting automatic powder spraying explosion suppressor Download PDFInfo
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- CN204212800U CN204212800U CN201420647440.1U CN201420647440U CN204212800U CN 204212800 U CN204212800 U CN 204212800U CN 201420647440 U CN201420647440 U CN 201420647440U CN 204212800 U CN204212800 U CN 204212800U
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Abstract
A kind of colliery fire-fighting automatic powder spraying explosion suppressor, relate to a kind of fire-fighting explosion suppressor, the lower end of storage powder steel cylinder is fixed with sheath, sheath and adpting flange seal to dock and fix, power connector is fixed on sheath, is arranged on gas tube by adpting flange, sealing ring, and spout body is arranged on clamp flange, spout body is equipped with explosion-protection equipment, and flange is fixed on storage powder steel cylinder lower end; Install filling valve on rear side of flange, pressure switch is arranged on flange front, and starter is fixed on the right side of clamp flange; Electric detonator is arranged in starter housing, and the push rod with sealing ring is installed in front end, is fixed and clamped by clamp nut; In clamp flange endoporus, horizontal lever is set.This explosion suppressor structure of dusting is simple, safe and reliable, start and jet velocity is fast, meet environmental requirement.
Description
Technical field
The utility model relates to a kind of fire-fighting equipment, particularly a kind of colliery fire-fighting automatic powder spraying explosion suppressor.
Background technology
Blast in Cemented filling to prevent coal mine gas, need on gas conveyer tube, install automatic powder spraying explosion suppressor, this automatic powder spraying explosion suppressor can start rapidly (start-up time≤5ms, effective discharge time≤150ms) enforcement and dust datonation-inhibition after gas fires.Existing explosion suppressor complicated structure, function are also more single, start and jet velocity and sensitivity all not ideal enough.
Summary of the invention
The purpose of this utility model is to provide a kind of colliery fire-fighting automatic powder spraying explosion suppressor, this explosion suppressor is for Large Copacity automatic powder spraying explosion suppressor, propose the technical problem of the driving gas pressure property monitored in new form of structure, valve opening mode, extinguishing chemical type of drive and steel cylinder, the explosion suppressor structure of dusting provided is simple, safe and reliable, start and jet velocity is fast, meet environmental requirement.
The purpose of this utility model is achieved through the following technical solutions:
A kind of colliery fire-fighting automatic powder spraying explosion suppressor, described explosion suppressor comprises storage powder steel cylinder, sheath, short circuit cap, power connector, locking for cap, sealing ring, flange, filling valve, seal membrane, clamp flange, lever, shearing ring, spout body, adpting flange, explosion-protection equipment, gland, gland, sunk screw, sealing ring, conical nozzle, clamp nut assembly, electric detonator, starter, bolt combination, pressure switch; The lower end of storage powder steel cylinder is fixed with sheath, sheath and adpting flange seal to dock and fix, power connector is fixed on sheath, be arranged on gas tube by adpting flange, sealing ring, spout body is arranged on clamp flange, spout body is equipped with explosion-protection equipment, and flange is fixed on storage powder steel cylinder lower end; Install filling valve on rear side of flange, pressure switch is arranged on flange front, and starter is fixed on the right side of clamp flange; Electric detonator is arranged in starter housing, and the push rod with sealing ring is installed in front end, is fixed and clamped by clamp nut; In clamp flange endoporus, horizontal lever is set.
Described a kind of colliery fire-fighting automatic powder spraying explosion suppressor, described lever opposing seal diaphragm side is provided with a cutting edge, and cutting edge is 270 °.
Described a kind of colliery fire-fighting automatic powder spraying explosion suppressor, described automatic powder spraying explosion suppressor is provided with pressure switch.
Advantage of the present utility model and effect are:
1. valve opening mode of the present utility model is the active force by producing when electric detonator detonates in starter, push rod moves forward, lever pushing shearing ring is made to be die-cut into about 270 ° circular cuts to seal membrane, in steel cylinder driving gas pressure effect under, outside folding turns over, cutting edge on lever makes the seal membrane dimidiation of shearing twist to both sides, make seal membrane cut large and consistent size, effective guarantor unit time fire-fighting powder injection flow, there is structure simple, the advantages such as safe and reliable and storage powder steel cylinder capacity is large.
2. the utility model startup and jet velocity are soon, start-up time≤3ms, effective discharge time≤120ms.
3. valve opening mode of the present utility model be electric detonator detonate produce power, act on shearing ring by push rod, clamp flange upper lever in starter, shearing ring cuts into 270 ° of circular cuts to seal membrane.Large and the consistent size of cut, effective guarantor unit time fire-fighting powder injection flow.
4. fire-fighting powder type of drive of the present utility model adopts stored-pressure type, and nitrogen drives, and after fire-fighting powder ejection, diffusion velocity is fast, and rate of residual extinguishing medium is low, and guard plot deflagration suppression concentration is formed rapidly.
5. automatic powder spraying explosion suppressor of the present utility model is equipped with pressure switch, when driving gas pressure is lower than effective operating pressure in steel cylinder, sends alarm signal by control system.
Accompanying drawing explanation
Fig. 1 is the generalized section of the utility model structure;
Fig. 2 is that explosion suppressor of the present utility model is to top view.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the utility model is described in further detail.
Embodiment:
In figure: 1 storage powder steel cylinder, 2 sheaths, 3 short circuit caps, 4 power connectors, 5 lockings standby cap, 6 sealing rings, 7 flange, 8 filling valves, 9 seal membranes, 10 clamp flanges, 11 levers, 12 shearing rings, 13 spout bodies, 14 adpting flanges, 15 explosion-protection equipments, 16 glands, 17 glands, 18 sunk screws, 19 sealing rings, 20 conical nozzles, 21 clamp nut assemblies, 22 electric detonators, 23 starters, 24 bolt combination, 25 pressure switches.
The standby cap 5 of locking is fixed on storage powder steel cylinder lower end sheath 2, power connector 4 is fixed by screws on sheath 2, short circuit cap 3 is arranged on power connector 4, sheath 2 is fixed by stainless steel bolt, nut, bullet pad, plain cushion with in the middle of adpting flange 14 together with sealing ring, and adpting flange 14 is arranged on gas tube abutted flange by asbestos thin plate, fluid sealant, stainless steel bolt, nut, bullet pad, plain cushion.Spout body 13 is arranged on clamp flange 10, spout body 13 is equipped with explosion-protection equipment 15.When explosion suppressor is arranged on gas tube, prevent gas from infiltrating sheath 2 and adpting flange 14 space by spout body 13, meet accident when prevention explosion suppressor starts blast.Clamp flange 10 is fixedly connected with by stainless steel bolt with flange 7, seal membrane 9 is provided with between it, flange 7 is fixed on storage powder steel cylinder 1 lower end by screw thread, and filling valve 8 is installed in flange 7 front, and filling valve 8 effect is the valve that storage powder steel cylinder 1 fills driving gas.Pressure switch 25 is arranged on rear side of flange 7, and whether the driving gas pressure that pressure switch 25 can monitor storage powder interior of steel bottle is normal.Electric detonator 22 is arranged in the starter housing on the right side of clamp flange 10, be fixed and clamped by clamp nut assembly 21, when electric detonator detonates, in starter, push rod applies the impact force of more than 42kg to the lever 11 on clamp flange 10, make shearing ring 12 circumferentially shearing sealing diaphragm 9, produce under the effect of storage powder steel cylinder 1 internal drive gas pressure and break, make seal membrane 9 cut large and consistent size, and do not produce fragment.Simultaneously powder extinguishing agent breaks through explosion-protection equipment 15 along spout body 13 endoporus and sprays into gas tube fast, can be datonation-inhibition when in gas tube, the concentration of powder extinguishing agent reaches more than 11%.Produce more than 42 kilograms active forces when electric detonator detonates, push rod is moved forward and promotes lever work.Therefore starter project organization is exquisite, sealing performance and electrical insulation capability good, safe and reliable.Arrange horizontal lever in clamp flange endoporus, it is when electric detonator detonates, and in starter under push rod, leverage, makes shearing ring be that 270 ° of circular arcs cut brokenly seal membrane.Lever opposing seal diaphragm side is provided with a cutting edge, it makes in about 270 °, seal membrane middle incision under the effect of storage powder interior of steel bottle driving gas pressure that circular arc is cut brokenly, becomes two thin slices that twist, make seal membrane Break size enough large, and do not produce fragment.Automatic powder spraying explosion suppressor is equipped with pressure switch, when driving gas pressure is lower than effective operating pressure in steel cylinder, sends alarm signal by control system.
Automatic powder spraying explosion suppressor basic mechanical design feature index: start-up time≤3ms; Effective discharge time≤120ms; Rate of residual extinguishing medium≤1%; Explosion suppressor leakage rate per year≤3%; Serviceability temperature-40 DEG C ~+55 DEG C; Electric detonator initiation current 350 ~ 400 mA; Safe current 50 mA; Dielectric strength >=500V.
Explosion suppressor lower end of the present utility model is fixed with sheath, sheath is provided with adpting flange, short circuit cap and power connector are fixed on sheath, adpting flange is arranged on gas tube abutted flange by O-ring seal stainless steel bolt, spout body is arranged on clamp flange, spout body is equipped with explosion-protection equipment, flange is fixed on explosion suppressor storage powder steel cylinder lower end, between clamp flange and flange, seal membrane be housed and be joined with bolts, the front and back sides of flange arranges filling valve and pressure switch respectively, electric detonator, starter is arranged on the right side of clamp flange.
Claims (3)
1. a colliery fire-fighting automatic powder spraying explosion suppressor, it is characterized in that, described explosion suppressor comprises storage powder steel cylinder (1), sheath (2), short circuit cap (3), power connector (4), the standby cap (5) of locking, sealing ring (6), flange (7), filling valve (8), seal membrane (9), clamp flange (10), lever (11), shearing ring (12), spout body (13), adpting flange (14), explosion-protection equipment (15), gland (16), gland (17), sunk screw (18), sealing ring (19), conical nozzle (20), clamp nut assembly (21), electric detonator (22), starter (23), bolt combination (24), pressure switch (25), the lower end of storage powder steel cylinder is fixed with sheath, sheath and adpting flange seal to dock and fix, power connector is fixed on sheath, be arranged on gas tube by adpting flange, sealing ring, spout body is arranged on clamp flange, spout body is equipped with explosion-protection equipment, and flange is fixed on storage powder steel cylinder lower end, install filling valve on rear side of flange, pressure switch is arranged on flange front, and starter is fixed on the right side of clamp flange, electric detonator is arranged in starter housing, and the push rod with sealing ring is installed in front end, is fixed and clamped by clamp nut, in clamp flange endoporus, horizontal lever is set.
2. a kind of colliery fire-fighting automatic powder spraying explosion suppressor according to claim 1, it is characterized in that, described lever opposing seal diaphragm side is provided with a cutting edge, and cutting edge is 270 °.
3. a kind of colliery fire-fighting automatic powder spraying explosion suppressor according to claim 1, is characterized in that, described automatic powder spraying explosion suppressor is provided with pressure switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647440.1U CN204212800U (en) | 2014-11-03 | 2014-11-03 | A kind of colliery fire-fighting automatic powder spraying explosion suppressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647440.1U CN204212800U (en) | 2014-11-03 | 2014-11-03 | A kind of colliery fire-fighting automatic powder spraying explosion suppressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204212800U true CN204212800U (en) | 2015-03-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420647440.1U Expired - Fee Related CN204212800U (en) | 2014-11-03 | 2014-11-03 | A kind of colliery fire-fighting automatic powder spraying explosion suppressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204212800U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329112A (en) * | 2014-11-03 | 2015-02-04 | 沈阳险峰机械厂 | Automatic powder spraying explosion suppressor for coal mine fire protection |
| CN106178363A (en) * | 2015-05-08 | 2016-12-07 | 抚顺市沃尔普机电设备有限公司 | Gas tube automatic powder spraying explosion-suppressing device |
-
2014
- 2014-11-03 CN CN201420647440.1U patent/CN204212800U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329112A (en) * | 2014-11-03 | 2015-02-04 | 沈阳险峰机械厂 | Automatic powder spraying explosion suppressor for coal mine fire protection |
| CN106178363A (en) * | 2015-05-08 | 2016-12-07 | 抚顺市沃尔普机电设备有限公司 | Gas tube automatic powder spraying explosion-suppressing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20161103 |