CN103252043A - Oil-penetration-preventing fire extinguishing nozzle - Google Patents
Oil-penetration-preventing fire extinguishing nozzle Download PDFInfo
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- CN103252043A CN103252043A CN2013101549505A CN201310154950A CN103252043A CN 103252043 A CN103252043 A CN 103252043A CN 2013101549505 A CN2013101549505 A CN 2013101549505A CN 201310154950 A CN201310154950 A CN 201310154950A CN 103252043 A CN103252043 A CN 103252043A
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- proof oil
- oil
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Abstract
The invention discloses an oil-penetration-preventing fire extinguishing nozzle, and relates to the fire technology field. An oil-penetration-preventing diaphragm (4) is arranged between a joint A (2) and a joint B (3), and the oil-penetration-preventing diaphragm is fixed between the joint A and the joint B through a locknut (1), so that sealing performance achieves ANSI VI level. The fire extinguishing nozzle has the characteristics of convenience in disassembling and maintenance, good sealing performance and the like, and really realizes both functions of carbon dioxide fire extinguishment and oil penetration prevention in special environments of a smoke vent, an oil mist recovery and purification device and other sealed protection areas containing oil mist; meanwhile, the fire extinguishing nozzle avoids environmental pollution and damage to equipment as well; and most importantly, the fire extinguishing nozzle improves the reliability of a carbon dioxide fire extinguishing system of rolling mill equipment, and reduces and avoids unsafe factors in a fire extinguishing process and a production process, thus guaranteeing the safety and reliability in operation of the carbon dioxide fire extinguishing system of the rolling mill.
Description
[technical field]
The present invention relates to the fire prevention field; relate in particular to a kind of seepage-proof oil fighting nozzle, be specifically related to a kind ofly contain the seepage-proof oil fighting nozzle that mist of oil close and protect zone arranges for non-ferrous metal process equipment CO at milling train smoke discharging pipe and mist of oil reclaiming clean device or other.
[background technology]
Known, milling train employed technological lubrication main body of oil of milling train when sheet metal strips such as rolling stainless steel, copper, aluminium is kerosene, cause milling train can produce a large amount of smog in the course of the work, reasons such as overheated because of machinery in the case, static, broken belt are easy to light smog and cause fire, in order to prevent the generation of fire, usually dispose carbon dioxide automatic fire extinguishing system in places such as each zone of production line and basements, fire extinguishing system can in time be ejected into carbon dioxide extinguishing agent protected area enforcement fire extinguishing by discharging pipe network and nozzle when breaking out of fire; In the actual production process of milling train; the smoke discharging pipe of production line of rolling mill and mist of oil reclaiming clean device inside etc. contain the mist of oil closed area; generally by blower fan smog is discharged or is transported to mist of oil reclaiming clean device and handle; this zone disposes carbon dioxide automatic fire extinguishing system protection equally; because can produce blast during fan operation; so the fighting nozzle that requires to arrange should have the function that prevents the mist of oil seepage; when fire extinguishing, must have the function of normal ejection extinguishing chemical simultaneously; in order to realize this demand; in existing production process; contain the carbon-dioxide fire engine nozzle of installing in the mist of oil closed area; be generally open type nozzle or anti-oil burner nozzle in general sense; grease proofing weak effect or do not possess oil-resistant function substantially; the blast that produces during the fan operation smoke evacuation; cause mist of oil to enter to the carbon-dioxide fire engine pipeline through nozzle; generation for fear of above-mentioned situation; those skilled in the art change the carbon-dioxide fire engine nozzle into the check valve gate-type; when the device interior blower fan is in static off-duty state; can play certain reverse closing function; but because the ROLLING OIL penetration is extremely strong; the pressure that fan starting operation back produces can cause occurring the problems referred to above equally; as allow ROLLING OIL and mist of oil infiltrate to the carbon-dioxide fire engine pipeline through nozzle; not only pollute relief valve and conduit component; and can increase because fire extinguishing pipeline internal memory has the ROLLING OIL deposition to spurt the carbon dioxide resistance when causing putting out a fire; long-time running; be accumulated in the fire extinguishing pipeline having a large amount of ROLLING OIL precipitations; produce a large amount of greasy dirts and pollute parts even obstruction pipeline and nozzles such as pipeline and valve; influence the fire extinguishing effect or fire extinguishing system was lost efficacy; cause tremendous loss to rolling line simultaneously, operating personnel's life is brought danger etc.
[summary of the invention]
In order to overcome the deficiency that exists in the background technology; the invention provides a kind of seepage-proof oil fighting nozzle; the present invention is by arranging the seepage-proof oil diaphragm between joint A and joint B; and by locking nut the seepage-proof oil diaphragm is fixed between joint A and the joint B; make sealing property reach ANSI VI; the present invention has characteristics such as dismounting and easy to maintenance, good seal performance, has really realized in smoke discharging pipe and mist of oil reclaiming clean device etc. containing the fire extinguishing of carbon dioxide in the regional particular surroundings of mist of oil close and protect and two global functions of seepage-proof oil.
For realizing aforesaid goal of the invention, the present invention adopts technical scheme as described below:
A kind of seepage-proof oil fighting nozzle, comprise locking nut, joint A, joint B and seepage-proof oil diaphragm, described joint A and joint B are coaxial setting, be provided with the seepage-proof oil diaphragm between joint A and joint B, described seepage-proof oil diaphragm is fixed on by the locking nut 1 that is socketed in joint A and joint B end and forms described seepage-proof oil fighting nozzle between joint A and the joint B.
Described seepage-proof oil fighting nozzle, described joint A is circular configuration, end at joint A outer edge surface is provided with outward extending annular boss, the other end at joint A outer edge surface is provided with at least two positions that are installed that are parallel to each other, and the inner edge surface that is provided with the endoporus at the one end middle part, position that is installed at joint A is provided with internal thread.
Described seepage-proof oil fighting nozzle, described joint B is circular configuration, end at joint B outer edge surface is provided with at least two positions that are installed that are parallel to each other, and is provided with external screw thread at the other end of joint B outer edge surface, and an inner edge surface that is provided with the endoporus at the one end middle part, position that is installed at joint B is provided with internal thread.
Described seepage-proof oil fighting nozzle, the internal threaded end of described joint A or joint B connect control stream joint, and described control stream joint connects the extinguishing chemical releasing tube.
Described seepage-proof oil fighting nozzle, the outer edge surface of described locking nut are provided with at least two positions that are installed that are parallel to each other, and are provided with the annular boss that extends internally at an end of locking nut endoporus, are provided with internal thread at the other end of locking nut endoporus.
Described seepage-proof oil fighting nozzle, described internal thread are taper pipe thread.
Described seepage-proof oil fighting nozzle, described control stream joint is DD type control stream joint, model is HPb59-1.
Described seepage-proof oil fighting nozzle, described seepage-proof oil diaphragm is the sex change diaphragm, burst pressure is greater than 0.02 Mpa.
Adopt aforesaid technical scheme, the present invention has superiority as described below:
A kind of seepage-proof oil fighting nozzle of the present invention; the present invention is by arranging the seepage-proof oil diaphragm between joint A and joint B; and by locking nut the seepage-proof oil diaphragm is fixed between joint A and the joint B; make sealing property reach ANSI VI; the present invention has dismounting and easy to maintenance; characteristics such as good seal performance; the fire extinguishing of carbon dioxide in the particular surroundings of mist of oil close and protect zone and two global functions of seepage-proof oil have really been realized in smoke discharging pipe and mist of oil reclaiming clean device etc. containing; also avoided environmental pollution simultaneously and to the damage of equipment; main is the reliability that has improved the milling equipment CO; avoid and reduce the generation of unsafe factor in fire extinguishing procedure and the production process; be milling train CO safety; the effect that escorts has been played in operation reliably; to improve milling equipment Production Line efficient; the present invention has good social benefit and economic benefit, possesses advantages of high practicability and promotional value are arranged.
[description of drawings]
Fig. 1 is the structural representation of seepage-proof oil fighting nozzle of the present invention;
In the drawings: 1, locking nut; 2, joint A; 3, joint B; 4, seepage-proof oil diaphragm; 5, control stream joint.
[specific embodiment]
Can explain the present invention in more detail by the following examples, the present invention is not limited to the following examples;
1 described a kind of seepage-proof oil fighting nozzle by reference to the accompanying drawings, comprise locking nut 1, joint A2, joint B3 and seepage-proof oil diaphragm 4, described joint A2 and joint B3 are coaxial setting, described joint A2 is circular configuration, end at joint A2 outer edge surface is provided with outward extending annular boss for fixing and locking nut 1, the other end at joint A2 outer edge surface is provided with at least two for the position that is installed that is parallel to each other of screwing, the inner edge surface that is provided with the endoporus at the one end middle part, position that is installed at joint A2 is provided with for the internal thread that connects control stream joint 5, described joint B3 is circular configuration, end at joint B3 outer edge surface is provided with at least two for the position that is installed that is parallel to each other of screwing, the other end at joint B3 outer edge surface is provided with for the external screw thread that connects locking nut 1, the inner edge surface that is provided with the endoporus at the one end middle part, position that is installed at joint B3 is provided with for the internal thread that connects control stream joint 5, the latus rectum specification of its center tap A2 and joint B3 is set to DN20, its structural design not only is convenient to assembling and not fragile seepage-proof oil diaphragm 4, and be convenient to the replacing of seepage-proof oil diaphragm 4, the internal threaded end of described joint A2 or joint B3 connects control stream joint 5, described control stream joint 5 is DD type control stream joint, model is HPb59-1, described control stream joint 5 connects the extinguishing chemical releasing tube, wherein DD type control stream unit parameters meets the requirement of national standard " CO and parts general technical specifications " the relevant nozzle of GB16669-2010, wherein equivalent single hole diameter is processed into different size, select according to designing requirement, be assembled to extinguishing chemical then and discharge pipe network, between joint A2 and joint B3, be provided with seepage-proof oil diaphragm 4, described seepage-proof oil diaphragm 4 is that sex change diaphragm and the combination of high pressure sealing pad process, burst pressure is greater than 0.02 Mpa, when system normally moves, the blast (less than 0.004MPa) that seepage-proof oil diaphragm 4 can bear fan starting running generation remains intact, the infiltration of blocking-up and isolation ROLLING OIL and mist of oil, during normal the fire extinguishing, the carbon dioxide extinguishing agent that discharges breaks up the antiseepage oil film, 4 implement fire extinguishing, wherein seepage-proof oil diaphragm 4 is fixed on by the locking nut 1 that is socketed in joint A2 and joint B3 end and forms described seepage-proof oil fighting nozzle between joint A2 and the joint B3, the outer edge surface of described locking nut 1 is provided with at least two positions that are installed that are parallel to each other, end at locking nut 1 endoporus is provided with the annular boss that extends internally, the other end at locking nut 1 endoporus is provided with internal thread, and described internal thread is taper pipe thread.
The present invention has following technical parameter:
Internal thread specification: R1/2 ", R3/4 ", R1 ";
Code name equivalence single hole diameter: press GB16669-2010;
Pneumatic test pressure 12.4MPa;
Discharge characteristic: meet GB GB16669-2010;
Seepage-proof oil diaphragm burst pressure P: greater than 0.02 Mpa;
Sealing property reaches ANSI VI.
The present invention's operation principle in use is:: the present invention is installed in the end that discharges pipeline and contains the mist of oil close and protect zone mouth of pipe of putting out a fire and be connected; after containing the fan starting operation of mist of oil close and protect zone; the present invention can bear the blast (containing mist of oil closed area internal work pressure less than 0.004Mpa) that the blower fan running produces; seepage-proof oil diaphragm 4 remains intact; the infiltration of the present invention's blocking-up and isolation ROLLING OIL and mist of oil; guarantee that the seepage-proof oil fighting nozzle is not subjected to the pollution of ROLLING OIL to the relief valve of put out a fire pipe network and respective regions; stop up and damage; if carbon dioxide automatic fire extinguishing system detects the fire signal that contains mist of oil close and protect zone; to start the fire extinguishing program; after the driven unlatching of fire-suppression bottle group; the carbon dioxide extinguishing agent that discharges is delivered to the fire extinguishing pipe network through relief valve and arrives the seepage-proof oil fighting nozzle; after the carbon dioxide extinguishing agent that spurts (relating to pressure greater than 1.0Mpa) breaks up seepage-proof oil diaphragm 4 among the present invention; spray into and contain mist of oil close and protect intra-zone enforcement fire extinguishing; fire extinguishing finishes, and in time changes seepage-proof oil diaphragm 4 and gets final product.
The gas that the present invention goes for the territory, oil-containing fog-zone in other industries such as stainless steel milling train and field equally goes out in the system.
Part not in the detailed description of the invention is prior art.
The embodiment that selects for use in this article in order to disclose purpose of the present invention currently thinks to suit, and still, will be appreciated that the present invention is intended to comprise that all belong to all changes and the improvement of the embodiment in this design and the invention scope.
Claims (8)
1. seepage-proof oil fighting nozzle, comprise locking nut (1), joint A(2), joint B(3) and seepage-proof oil diaphragm (4), it is characterized in that: described joint A(2) and joint B(3) for coaxial setting, at joint A(2) and joint B(3) between be provided with seepage-proof oil diaphragm (4), described seepage-proof oil diaphragm (4) is by being socketed in joint A(2) and joint B(3) locking nut (1) of end is fixed on joint A(2) and joint B(3) between form described seepage-proof oil fighting nozzle.
2. seepage-proof oil fighting nozzle according to claim 1, it is characterized in that: described joint A(2) be circular configuration, at joint A(2) end of outer edge surface is provided with outward extending annular boss, at joint A(2) other end of outer edge surface is provided with at least two positions that are installed that are parallel to each other, at joint A(2) inner edge surface that is provided with the endoporus at the one end middle part, position that is installed is provided with internal thread.
3. seepage-proof oil fighting nozzle according to claim 1, it is characterized in that: described joint B(3) be circular configuration, at joint B(3) end of outer edge surface is provided with at least two positions that are installed that are parallel to each other, at joint B(3) other end of outer edge surface is provided with external screw thread, at joint B(3) inner edge surface that is provided with the endoporus at the one end middle part, position that is installed is provided with internal thread.
4. according to claim 2 or the described seepage-proof oil fighting nozzle of 3 arbitrary claims, it is characterized in that: described joint A(2) or joint B(3) internal threaded end connect control stream joint (5), described control stream joint (5) connects the extinguishing chemical releasing tube.
5. seepage-proof oil fighting nozzle according to claim 1, it is characterized in that: the outer edge surface of described locking nut (1) is provided with at least two positions that are installed that are parallel to each other, end at locking nut (1) endoporus is provided with the annular boss that extends internally, and is provided with internal thread at the other end of locking nut (1) endoporus.
6. according to claim 2 or the described seepage-proof oil fighting nozzle of 3 or 5 arbitrary claims, it is characterized in that: described internal thread is taper pipe thread.
7. seepage-proof oil fighting nozzle according to claim 4 is characterized in that: described control stream joint (5) is DD type control stream joint, and model is HPb59-1.
8. seepage-proof oil fighting nozzle according to claim 1, it is characterized in that: described seepage-proof oil diaphragm (4) is the sex change diaphragm, and burst pressure is greater than 0.02 Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310154950.5A CN103252043B (en) | 2013-04-28 | 2013-04-28 | A kind of seepage-proof oil fighting nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310154950.5A CN103252043B (en) | 2013-04-28 | 2013-04-28 | A kind of seepage-proof oil fighting nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103252043A true CN103252043A (en) | 2013-08-21 |
| CN103252043B CN103252043B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310154950.5A Active CN103252043B (en) | 2013-04-28 | 2013-04-28 | A kind of seepage-proof oil fighting nozzle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111617418A (en) * | 2020-06-09 | 2020-09-04 | 中色科技股份有限公司 | Nozzle for carbon dioxide fire extinguishing system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2139725A (en) * | 1983-04-27 | 1984-11-14 | Thomas Barnett Saunders | Fluid adapters |
| CN101588742A (en) * | 2006-12-22 | 2009-11-25 | 安苏公司 | Fryer fire suppression system |
| CN202355748U (en) * | 2011-12-06 | 2012-08-01 | 西安新竹实业有限责任公司 | Side-wall-type sprayer used for smoke flue |
| CN202768134U (en) * | 2012-08-21 | 2013-03-06 | 浙江方圆机电设备制造有限公司 | Novel piston cooling nozzle assembly |
| CN202961617U (en) * | 2012-11-16 | 2013-06-05 | 中色科技股份有限公司 | Anti-oil leakage fire-extinguishing spray nozzle of carbon dioxide fire-extinguishing system of nonferrous metal processing device |
-
2013
- 2013-04-28 CN CN201310154950.5A patent/CN103252043B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2139725A (en) * | 1983-04-27 | 1984-11-14 | Thomas Barnett Saunders | Fluid adapters |
| CN101588742A (en) * | 2006-12-22 | 2009-11-25 | 安苏公司 | Fryer fire suppression system |
| CN202355748U (en) * | 2011-12-06 | 2012-08-01 | 西安新竹实业有限责任公司 | Side-wall-type sprayer used for smoke flue |
| CN202768134U (en) * | 2012-08-21 | 2013-03-06 | 浙江方圆机电设备制造有限公司 | Novel piston cooling nozzle assembly |
| CN202961617U (en) * | 2012-11-16 | 2013-06-05 | 中色科技股份有限公司 | Anti-oil leakage fire-extinguishing spray nozzle of carbon dioxide fire-extinguishing system of nonferrous metal processing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111617418A (en) * | 2020-06-09 | 2020-09-04 | 中色科技股份有限公司 | Nozzle for carbon dioxide fire extinguishing system |
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| Publication number | Publication date |
|---|---|
| CN103252043B (en) | 2015-11-18 |
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