CN202132064U - Single type overflow water-seal flame-arresting explosion-relief device - Google Patents
Single type overflow water-seal flame-arresting explosion-relief device Download PDFInfo
- Publication number
- CN202132064U CN202132064U CN201120224855U CN201120224855U CN202132064U CN 202132064 U CN202132064 U CN 202132064U CN 201120224855 U CN201120224855 U CN 201120224855U CN 201120224855 U CN201120224855 U CN 201120224855U CN 202132064 U CN202132064 U CN 202132064U
- Authority
- CN
- China
- Prior art keywords
- explosion
- water
- overflow
- liquid
- gas
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
A single type overflow water-seal flame-arresting explosion-relief device includes a gas transmitting system and a wet type fuel gas safe bleeding valve, wherein the wet type fuel gas safe bleeding valve is arranged on a bypass pipeline of the gas transmitting system. The single type overflow water-seal flame-arresting explosion-relief device is characterized by also including water-seal flame arrestors, wherein the water-seal flame arrestors are arranged at the head end and the tail end of the gas transmitting system, and the water-seal flame arrestor includes a housing, a gas inlet, a gas outlet, a gas transmitting pipe in a device, an explosion-relief opening, an overflow drainage tank and a liquid level control tank. The single type overflow water-seal flame-arresting explosion-relief device can effectively realize the functions of overflow water-seal flame-arresting explosion-relief. Threefold protection is adopted to stabilize the liquid level, firstly, a gas inlet tail end designed into sawteeth shape to cut big air bubbles; secondly, an underwater pore plate is used for enabling the air bubbles to be uniform; and thirdly, an overflow drainage tank realizes overflow control. Water drainage is infrequent, the overflow drainage tank has the function of water storage, the liquid level is stabilized, and the times for water refilling are reduced. The pressure on the explosion-relief opening can be set as required, explosion-relief rubber is easy to replace, guardrails are arranged at the periphery of the explosion-relief opening, and safety coefficient is high.
Description
Technical field
The utility model relates to a kind of monomer-type overflow water fiery explosion venting device of blockading.
Background technology
Along with the generation of gas engine, the gas that the concentration of colliery pump drainage is lower has had new purposes---fuel gas generation.At normal temperatures and pressures, the explosion limit scope of methane is 5～16%, greatly below 30%, belongs to low concentration gas by the gas density of coal mine gas pump drainage station pump drainage, exists bigger potential safety hazard in the transportation.The gas density and the total amount fluctuation range of pump drainage station, colliery pump drainage are very big, and the pipeline pressure in the transportation is difficult to control.Sometimes so stop the supple of gas or steam, also can cause the pressure in the gas conveyance conduit to heighten, jeopardize the safe operation of water ring vacuum pump under the coal mine with the gas distal process.For the better utilization low concentration gas, the safety of its transportation becomes problem demanding prompt solution.From preventing dangerous take place and aspect such as control disaster expansion is taken all factors into consideration, invented to be used for monomer-type overflow water that low concentration gas the carries fiery explosion venting device of blockading, comprise that mainly water seal spark arrester and wet type gas safe diffuse valve.The water seal spark arrester is installed in the top and the end of induction system respectively; Main effect is to let the pipeline that passes through of gas safe, if a certain link is blasted in the pipeline, the explosion-proof rubber of water seal spark arrester can pop; Discharge blast pressure, protect other links unaffected.It is auxiliary safety device that the wet type gas safe diffuses valve, is positioned on the by-pass line of conveyance conduit, and the venting of dust explosion mouth is connected with atmosphere, and when the conveyance conduit internal pressure was diffused the setting pressure of valve above the wet type gas safe, the venting of dust explosion mouth was opened.For the purpose that reaches prevention and eliminate danger, water seal spark arrester and wet type gas safe diffuse valve and all require the water level in the housing is controlled accurately.
The most complex structure of fiery explosion venting device of blockading of monomer-type overflow water in the market, liquid fluctuating is violent in the device, shortcomings such as system water supplement discharges water and acts frequently, pressure control inaccuracy.Therefore be badly in need of that development structure is simple, liquid level stabilizing, safe and reliable, the accurate monomer-type overflow water of control are blockaded fiery explosion venting device.
The utility model content
According to above deficiency of the prior art; The technical problem that the utility model will solve is: provide a kind of and can overcome above-mentioned defective, can effectively improve existing water seal spark arrester complex structure, liquid fluctuating is violent; The situation that system acting is frequent; And simple in structure, reliable, control the accurate monomer-type overflow water fiery explosion venting device of blockading.
The utility model solves the technical scheme that its technical problem adopted: a kind of monomer-type overflow water fiery explosion venting device of blockading; Comprise that gas feed system and wet type gas safe diffuse valve; The wet type gas safe diffuses on the bypass duct that valve is arranged on gas feed system, and it is characterized in that: also comprise the water seal spark arrester, the water seal spark arrester is arranged on the top and the end of gas feed system; Described water seal spark arrester comprises appendix, venting of dust explosion mouth, Overflow drainage case, level control box in housing, air inlet port, gas outlet, the device; Be placed with anti-flaming liquid in the housing, air inlet port and gas outlet are arranged on the both sides of housing, are positioned on the same horizon; The interior appendix of device is fixed on enclosure interior and is connected with air inlet port, and its end is positioned at below the normal level of liquid of anti-flaming liquid; The venting of dust explosion mouth is arranged on the top of housing; Overflow drainage case and level control box are arranged on the bottom of housing, and the normal level of liquid of Overflow drainage case and anti-flaming liquid maintains an equal level, and level control box is arranged on the normal level of liquid top of anti-flaming liquid.
The end of appendix is a laciniation in the described device.Be used to cut air pocket.
Described venting of dust explosion mouth is connected with explosion-proof rubber, is provided with safety guide rail around the venting of dust explosion mouth.When the housing internal gas pressure was big, explosion-proof rubber action guaranteed the safety of whole device, and safety guide rail further increases safety factor, prevented that high pressure draught from causing injury to device or people on every side.
Described Overflow drainage case connects drainage pipe through first fluid level transmitter.When the liquid in the Overflow drainage case reached the setting value of first fluid level transmitter, first fluid level transmitter was opened the drainage pipe draining.
Described level control box bottom is connected with housing through aperture, is externally connected to the glass-tube liquid level meter and second fluid level transmitter, and second fluid level transmitter connects the moisturizing pipeline through electromagnetic valve.Glass-tube liquid level meter is used to observe and show the level change situation of anti-flaming liquid.Second fluid level transmitter is experienced the pressure signal in the level control box; When reaching its setting value, open electromagnetic valve through the moisturizing in whole device of moisturizing pipeline, level control box and overflow control cabinet match and guarantee the liquid level stabilizing of the anti-flaming liquid in the whole device.
In the described housing orifice plate is housed, orifice plate is positioned at below the anti-flaming liquid liquid level, and the degree of depth of its anti-flaming liquid that submerges is less than the submerge degree of depth of anti-flaming liquid of appendix in the device.Orifice plate with the device in appendix match, the device in appendix air pocket is cut into minute bubbles, when minute bubbles up overflow through becoming more even behind the orifice plate.Strengthen safety factor.
The beneficial effect that the utility model had is: simple in structure, can effectively realize the effect that overflow water is blockaded fiery venting of dust explosion.This device device provides triple protection for stablizing liquid level: one, air inlet is terminal for zigzag, cuts apart air pocket; Two, orifice plate under water makes bubble even; Three, Overflow drainage case overflow control.The frequent degree of draining is low, and the Overflow drainage case has the function of water storage, unified discharging when its inner water level reach a certain height; Liquid level stabilizing, the moisturizing action frequency is few.The venting of dust explosion mouth can carry out pressure as required to be set, and explosion-proof rubber is prone to change, and is provided with guardrail around the venting of dust explosion mouth, and safety factor is high.
Description of drawings
Fig. 1 is the utility model structural representation;
Among the figure: 1, housing; 2, air inlet port; 3, appendix in the device; 4, moisturizing pipeline; 5, orifice plate; 6, level control box; 7, second fluid level transmitter; 8, glass-tube liquid level meter; 9, drainage pipe; 10, first fluid level transmitter; 11, Overflow drainage case; 12, gas outlet; 13, safety guide rail; 14, venting of dust explosion mouth.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done and to further describe:
As shown in Figure 1; A kind of monomer-type overflow water fiery explosion venting device of blockading comprises that gas feed system and wet type gas safe diffuse valve, and the wet type gas safe diffuses on the bypass duct that valve is arranged on gas feed system; Also comprise the water seal spark arrester; The water seal spark arrester is arranged on the top and the end of gas feed system, and described water seal spark arrester comprises appendix 3, venting of dust explosion mouth 14, Overflow drainage case 11, level control box 6 in housing 1, air inlet port 2, gas outlet 12, the device, is placed with anti-flaming liquid in the housing 1; Air inlet port 2 and gas outlet 3 are arranged on the both sides of housing 1, are positioned on the same horizon; The interior appendix 3 of device is fixed on housing 1 inside and is connected with air inlet port 2, and its end is positioned at below the normal level of liquid of anti-flaming liquid; Venting of dust explosion mouth 14 is arranged on the top of housing 1; Overflow drainage case 11 and level control box 6 are arranged on the bottom of housing 1, and Overflow drainage case 11 maintains an equal level with the normal level of liquid of anti-flaming liquid, and level control box 6 is arranged on the normal level of liquid top of anti-flaming liquid.The end of appendix 3 is a laciniation in the device.Be used to cut air pocket.Venting of dust explosion mouth 14 is connected with explosion-proof rubber, is provided with safety guide rail 13 around the venting of dust explosion mouth 14.When housing 1 internal gas pressure was big, explosion-proof rubber action guaranteed the safety of whole device, and safety guide rail 13 further increases safety factor, prevent high pressure draught to around device or people cause injury.Overflow drainage case 11 connects drainage pipe 9 through first fluid level transmitter 10.When the liquid in the Overflow drainage case 11 reached the setting value of first fluid level transmitter 10, first fluid level transmitter 10 was opened drainage pipe 9 drainings.Level control box 6 bottoms are connected with housing 1 through aperture, are externally connected to glass-tube liquid level meter 8 and second fluid level transmitter, 7, the second fluid level transmitters 7 through electromagnetic valve connection moisturizing pipeline 4.Second fluid level transmitter 7 is experienced the pressure signal in the level control box 6; When reaching its setting value, open electromagnetic valve through moisturizing pipeline 4 moisturizing in whole device, level control box 6 matches with overflow control cabinet 11 and guarantees the liquid level stabilizing of the anti-flaming liquid in the whole device.Appendix 3 ends are coated with orifice plate 5 in the device, and orifice plate 5 is arranged on below the normal level of liquid of anti-flaming liquid, and the degree of depth of its anti-flaming liquid that submerges is appendix 3 the half the of the anti-flaming liquid degree of depth that submerge in the device.Appendix 3 matches in orifice plate 5 and the device, and appendix 3 cuts into minute bubbles with air pocket in the device, when minute bubbles up overflow through becoming more even behind the orifice plate 5.Strengthen safety factor.Wherein anti-flaming liquid is preferentially selected water for use.
Its course of work is: gas is through appendix 3 in air inlet port 2 accesss to plant; Get under water through appendix in installing 3; Appendix 3 is terminal in the device is cut into minute bubbles for laciniation with air pocket, and minute bubbles upwards overflow after crossing water, becomes even more through the cutting of orifice plate 5 and overflows the water surface after tiny; Collect in the housing 1, the gas that becomes after wetting is discharged through the gas outlet 12 of housing 1.
This device is at first set the discharge pressure and the moisturizing pressure of first fluid level transmitter 10 and second fluid level transmitter 7 before use, carries out moisturizing through moisturizing pipeline 4, makes water level reach suitable height.In device during appendix 3 gas transmissions; Water level raising in the meeting compressing housing 1 after gas gets under water, the water of raising just flows into Overflow drainage case 11 and waits for discharge, also has part water simultaneously and flows into level control box 6; When the hydraulic pressure in Overflow drainage case 11 and the level control box 6 reaches the setting numerical value of first fluid level transmitter 10 and second fluid level transmitter 7; 11 drainings of Overflow drainage case, level control box 6 moisturizings make the water level of whole device remain stable.If the conveying capacity of gas is bigger, when housing 1 internal pressure exceeded normal range (NR), the explosion-proof rubber work abrupt release pressure of the venting of dust explosion mouth 14 at housing 1 top guaranteed the safety of whole device.
Claims (6)
1. a monomer-type overflow water fiery explosion venting device of blockading; Comprise that gas feed system and wet type gas safe diffuse valve; The wet type gas safe diffuses on the bypass duct that valve is arranged on gas feed system, and it is characterized in that: also comprise the water seal spark arrester, the water seal spark arrester is arranged on the top and the end of gas feed system; Described water seal spark arrester comprises appendix, venting of dust explosion mouth, Overflow drainage case, level control box in housing, air inlet port, gas outlet, the device; Be placed with anti-flaming liquid in the housing, air inlet port and gas outlet are arranged on the both sides of housing, are positioned on the same horizon; The interior appendix of device is fixed on enclosure interior and is connected with air inlet port, and its end is positioned at below the normal level of liquid of anti-flaming liquid; The venting of dust explosion mouth is arranged on the top of housing; Overflow drainage case and level control box are arranged on the bottom of housing, and the normal level of liquid of Overflow drainage case and anti-flaming liquid maintains an equal level, and level control box is arranged on the normal level of liquid top of anti-flaming liquid.
2. the monomer-type overflow water according to claim 1 fiery explosion venting device of blockading is characterized in that: the end of appendix is a laciniation in the described device.
3. the monomer-type overflow water according to claim 1 fiery explosion venting device of blockading, it is characterized in that: described venting of dust explosion mouth is connected with explosion-proof rubber, is provided with safety guide rail around the venting of dust explosion mouth.
4. the monomer-type overflow water according to claim 1 fiery explosion venting device of blockading is characterized in that: described Overflow drainage case connects drainage pipe through first fluid level transmitter.
5. the monomer-type overflow water according to claim 1 fiery explosion venting device of blockading; It is characterized in that: described level control box bottom is connected with housing through aperture; Be externally connected to the glass-tube liquid level meter and second fluid level transmitter, second fluid level transmitter connects the moisturizing pipeline through electromagnetic valve.
6. the monomer-type overflow water according to claim 1 and 2 fiery explosion venting device of blockading; It is characterized in that: in the described housing orifice plate is housed; Orifice plate is positioned at below the anti-flaming liquid liquid level, and the degree of depth of its anti-flaming liquid that submerges is less than the submerge degree of depth of anti-flaming liquid of appendix in the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120224855U CN202132064U (en) | 2011-06-29 | 2011-06-29 | Single type overflow water-seal flame-arresting explosion-relief device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120224855U CN202132064U (en) | 2011-06-29 | 2011-06-29 | Single type overflow water-seal flame-arresting explosion-relief device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202132064U true CN202132064U (en) | 2012-02-01 |
Family
ID=45520837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120224855U Expired - Lifetime CN202132064U (en) | 2011-06-29 | 2011-06-29 | Single type overflow water-seal flame-arresting explosion-relief device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202132064U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278133A (en) * | 2011-06-29 | 2011-12-14 | 淄博淄柴新能源有限公司 | Individual overflow water seal fire relief and explosion release device |
| CN103656931A (en) * | 2013-12-13 | 2014-03-26 | 贵州盘江煤层气开发利用有限责任公司 | Water-sealing type explosion prevention device with water level automatic-control function |
| CN113833855A (en) * | 2021-09-27 | 2021-12-24 | 淄博淄柴新能源有限公司 | Water seal fire-retardant explosion venting device |
-
2011
- 2011-06-29 CN CN201120224855U patent/CN202132064U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278133A (en) * | 2011-06-29 | 2011-12-14 | 淄博淄柴新能源有限公司 | Individual overflow water seal fire relief and explosion release device |
| CN103656931A (en) * | 2013-12-13 | 2014-03-26 | 贵州盘江煤层气开发利用有限责任公司 | Water-sealing type explosion prevention device with water level automatic-control function |
| CN113833855A (en) * | 2021-09-27 | 2021-12-24 | 淄博淄柴新能源有限公司 | Water seal fire-retardant explosion venting device |
| CN113833855B (en) * | 2021-09-27 | 2023-08-11 | 淄博淄柴新能源有限公司 | Water seal fire-retarding explosion venting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102278133B (en) | Individual overflow water seal fire relief and explosion release device | |
| CN202132064U (en) | Single type overflow water-seal flame-arresting explosion-relief device | |
| CN106979457B (en) | Water seal explosion venting device and control method thereof | |
| CN104763878A (en) | Water seal fire-retardant explosion venting device | |
| CN104909419A (en) | Gas well fracturing flow-back fluid separation device | |
| CN203638048U (en) | Daily fuel oil tank ventilation device for preventing mechanical collisions and sea water encroachment | |
| CN204358429U (en) | A kind of positive/negative pressure protection device | |
| CN204535977U (en) | A kind of performance test apparatus of high-speed ventilation valve | |
| CN204675853U (en) | A kind of gas well fracturing returns discharge opeing tripping device | |
| CN104849032A (en) | Performance test device for high-speed ventilation valve | |
| CN107914982B (en) | Communication type bi-directional voltage stabilizing water seal arrangement and operation method | |
| CN205872942U (en) | Oil holding vessel | |
| CN204534140U (en) | Water seal fire-retardant explosion venting device | |
| CN201368335Y (en) | Water seal fire arrestor | |
| CN210033385U (en) | Ancient natural gas containing sulfur and ancient natural gas not containing sulfur co-production system | |
| CN203879539U (en) | Oxygen supplying device for coal mine refuge chamber | |
| CN202252854U (en) | Natural gas filling alcohol atomization device | |
| CN206669337U (en) | A kind of water seal explosion venting device | |
| CN208102950U (en) | A kind of N-butyl raw material finished product storage tank nitrogen seal device | |
| CN202769276U (en) | Gas hemispheric water-sealed valve device with safe high-level water tank | |
| CN204879446U (en) | Contain sulphur natural gas gas collection integration device | |
| CN206905026U (en) | A kind of marsh gas power generation air inlet protection device | |
| CN205189935U (en) | Water -sealing fire -retarding explosion venting device | |
| CN206409270U (en) | A kind of water-level control apparatus of the explosion-proof backfire controller of ground gas extraction hydrolock | |
| CN211871541U (en) | Anaerobic water seal device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120201 Effective date of abandoning: 20130605 |
|
| RGAV | Abandon patent right to avoid regrant |