CN109458478A - A kind of passive fire emergency fuses valve automatically - Google Patents
A kind of passive fire emergency fuses valve automatically Download PDFInfo
- Publication number
- CN109458478A CN109458478A CN201811627231.XA CN201811627231A CN109458478A CN 109458478 A CN109458478 A CN 109458478A CN 201811627231 A CN201811627231 A CN 201811627231A CN 109458478 A CN109458478 A CN 109458478A
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- China
- Prior art keywords
- cylinder
- valve
- piston
- cylinder body
- valve rod
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims description 12
- 210000004907 gland Anatomy 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910000743 fusible alloy Inorganic materials 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/40—Safety valves; Equalising valves, e.g. pressure relief valves with a fracturing member, e.g. fracturing diaphragm, glass, fusible joint
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
A kind of passive fire emergency fuses valve automatically, it is made of valve component and an automatic control device, the automatic control device by cylinder body, piston, cylinder cover, cylinder body bottom cover, spring, the upper valve rod being set in inside and outside cylinder body, middle valve rod, valve rod, the cylinder body by cylinder cover, cylinder body bottom cover, be set in cylinder cover, the upper valve rod in cylinder body bottom cover forms cylinder cavity;Piston and spring, and the tubular guide sleeve equipped with guide sleeve cover is arranged in cylinder inside cavity;The upper valve rod is pierced by cylinder cover, and top is connect with handwheel;The lower bottom part of piston is equipped with a placement hole, is equipped with valve rod in one section in hole, and the lower end of middle valve rod is pierced by cylinder body bottom cover and is connected with lower valve rod in piston component, forms linkage from top to bottom conducting structure;There is fusing plug screw air duct in the side establishing of cylinder body bottom cover, another outlet is abutted with the bottom of the intracorporal piston of cylinder;The cylinder body and valve component of automatic control device are connected by connecting bracket.
Description
Technical field
The present invention relates to a kind of fusing valve, especially a kind of passive fire emergency fuses valve automatically.
Background technique
It is many kinds of applied to the control valve of fluid conveying at present, it is being designed by introduction, digestion and absorption for many years
Significant progress is technically had been achieved with, but is being directed to inflammable gas, liquid type and explosive, inflammable and other presence
In the high risk system of flow ducts of potential danger medium, still generally grasped at present using hand off valve
Control.Although also gradually having been used with the application of electronic technology since in recent years by electric or pneumatic valve control device
To these fields.But the control mode of these valves, during the accidents such as fire and explosion occur, due to
The particularity of environment: possible control valve is not located at the site of the accident, or due to electrical equipment failure and other reasons can not and
The reasons such as Shi Qidong or the mal-condition of the scene of the accident cut operator can not in time promptly at the scene or close to stop valve
The purpose of disconnected pipeline.The conveying for cutting off harmful fluids in pipeline in time is not simply failed to, to make because pipeline can not close in time
At the further expansion of Accidents Disasters.
Therefore it provides a kind of automatic fusing valve that can be realized automatic control, solution above-mentioned technical problem just become current row
Industry technical staff needs the project solved.
Summary of the invention
It is an object of the present invention to provide one kind can cut off the passive fire emergency that hazardous fluids convey in pipeline in time
Automatic fusing valve, solves security risk present in high-risk fluid conveying at present, improves the safety and reliability of operation.
The purpose of foregoing invention is achieved through the following technical solutions:
This passive fire emergency fuses valve automatically, including valve component and combined automatic with valve component
Control device, it is characterised in that:
A, the valve component is made of valve body 1, flap 2, flap gland 3 and lower valve rod 4;
B, the automatic control device include cylinder body 17, piston 12, cylinder cover 18, cylinder body bottom cover 26, spring 13, with
And it is set in the upper valve rod 16 of inner chamber of cylinder block, the cylinder body 17 and set up cylinder cover 18, the cylinder body bottom cover above and below cylinder body separately
26 are set in cylinder cover 18, the connection composition cylinder cavity of valve rod 14 in cylinder body bottom cover 26;The cylinder cavity it is interior
Piston 12 is arranged in portion, and the piston 12 is inverted T-type piston top and is equipped with the bullet until 18 bottom of cylinder cover in T-type is inverted
The step-like boss of spring 13,12 middle part of piston is equipped with the tubular guide sleeve 24 that top is furnished with guide sleeve cover 15, the tubular
Be equipped in the cavity of guide sleeve 24 one can upper and lower displacement in the cavity upper valve rod 16, the 16 top body of rod of upper valve rod is pierced by cylinder
Body upper cover 18, top are fixedly connected with handwheel 20, constitute the manual regulating wheel of automatic control device;The middle part of the piston 12
The lower bottom part of step-like boss be equipped with a placement hole, be equipped with valve rod 29 in one section in the placement hole, it is described in
The end of valve rod 29 is pierced by cylinder body bottom cover 26 and is connected with lower valve rod 4 in piston component, forms valve component and automatic control device
Linkage conducting structure;
C, the side of the cylinder body bottom cover 26 is equipped with air duct D, and the collar extension of the air duct D is equipped with fusing plug screw
27, another outlet is directly abutted with the bottom of the intracorporal piston 12 of cylinder;And a connection is additionally provided in 26 bottom of cylinder body lower bottom cover
Disk 26;
D, connecting bracket 10 is equipped between 17 bottom of cylinder body and piston component of the automatic control device.
Preferably, the guide sleeve cover 15 and tubular guide sleeve 24 are to be welded to connect, 24 lower part of tubular guide sleeve and piston
12 also in welded connecting.
Preferably, the middle valve rod 29 is connect by the primary and secondary block 30 of body of rod lower end with the lower valve rod 4 in valve body establishment.
Preferably, the medial surface of the bracket 10 is equipped with lifting indicating piece 9.
Preferably, the edge of the piston 12 is equipped with O-ring 32 and sealing ring 33.
Preferably, the bottom cover position between the middle valve rod 29 and cylinder body bottom cover 26 is equipped with 33 sealing gland of sealing ring
34, airtight and watertight padding 35.
It is fused automatically valve according to this passive fire emergency that above technical scheme proposes, due to devising energy on valve body
The conveying of enough timely automated cutting tube fluids, therefore for conveying for the pipeline with risk fluid, not only overcome hand
The defect of dynamic control, and dangerous defect existing for remote electric control and pneumatic control can be abandoned;To prevent fires, prevent letting out
Leakage conveying provides technical support.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the partial enlarged view in the portion Figure 1A;
Fig. 3 is the partial enlarged view in the portion Figure 1B;
Fig. 4-Fig. 9 is manipulation schematic diagram of the invention.
In figure: flange gasket 6- studs 7- filler in 1- valve body 2- flap 3- flap gland 4- lower valve rod 5-
Letter 8- gland 9- indicating piece 10- connecting bracket 11- hex bolts 12- piston 13- spring 14- valve rod 15- is led
Upper shield 16- upper valve rod 17- cylinder body 18- cylinder cover 19- handwheel 20- hand wheel nut 21- locknut 22- valve rod spiral shell
Valve in valve spindle gland 26- cylinder body lower cover 27- fusing plug screw 28- terminal pad 29- in female 23- nut 24- tubular guide sleeve 25-
Hexagonal chapiter screw 32-O type circle 33- sealing ring 34- sealing gland 35- airtight and watertight padding D- in bar 30- primary and secondary block 31-
Air duct G-be fixedly welded a little.
Specific embodiment
Below in conjunction with Figure of description, the present invention is further explained, and provides the embodiment of the present invention.
Core of the invention intention is: automatic with cylinder body by one added on medium-sized valve component
Control device is furnished with work using the return spring being arranged in cylinder automatic control device, the section bottom placed in the spring
The connecting rod of plug and piston/cylinder lower cover side, fusing plug screw equipped with air duct are set, at the same further through under piston
Another lower valve rod composition and the lower valve rod linkage structure in valve component of portion's connection, make valve body by external high temperature state
When, due to the thawing of the fusible alloy in fusing plug screw, the compressed air in cylinder body is discharged in time, under the action of the spring flap and
At present it pushes away and achievees the purpose that close runner.
Fig. 1 gives overall structure diagram of the invention.
This passive fire emergency shown in Fig. 1 fuses valve automatically, including valve component and in conjunction with valve component
Automatic control device together, in which:
A, the valve component is made of valve body 1, flap 2, flap gland 3 and lower valve rod 4;
B, the automatic control device include cylinder body 17, piston 12, cylinder cover 18, cylinder body bottom cover 26, spring 13, with
And it is set in the upper valve rod 16 of inner chamber of cylinder block, the cylinder body 17 and set up cylinder cover 18, the cylinder body bottom cover above and below cylinder body separately
26 are set in cylinder cover 18, the connection composition cylinder cavity of lever 14 in cylinder body bottom cover 26;The cylinder cavity it is interior
Piston 12 is arranged in portion, and the piston 12 is inverted T-type piston top and is equipped with the bullet until 18 bottom of cylinder cover in T-type is inverted
The step-like boss of spring 13,12 middle part of piston is equipped with the tubular guide sleeve 24 that top is furnished with guide sleeve cover 15, the tubular
Be equipped in the cavity of guide sleeve 24 one can upper and lower displacement in the cavity upper valve rod 16, the 16 top body of rod of upper valve rod is pierced by cylinder
Body upper cover 18, top are fixedly connected with handwheel 20, constitute the manual regulating wheel of automatic control device;The middle part of the piston 12
The lower bottom part of step-like boss be equipped with a placement hole, be equipped with valve rod 29 in one section in the placement hole, it is described in
The end of valve rod 29 is pierced by cylinder body bottom cover 26 and is connected with lower valve rod 4 in piston component, forms valve component and automatic control device
Linkage conducting structure;
C, the side of the cylinder body bottom cover 26 is equipped with air duct D, and the collar extension of the air duct D is equipped with fusing plug screw
27, another outlet is directly abutted with the bottom of the intracorporal piston 12 of cylinder;And a connection is additionally provided in 26 bottom of cylinder body lower bottom cover
Disk 26;
D, connecting bracket 10 is equipped between 17 bottom of cylinder body and piston component of the automatic control device.
The guide sleeve cover 15 and tubular guide sleeve 24 is to be welded to connect, and 24 lower part of movable guide bush and piston are also in welding
Connection.
The middle valve rod 29 is connect by the primary and secondary block 30 of body of rod lower end with the lower valve rod 4 in valve component.
The medial surface of the connecting bracket 10 is equipped with lifting indicating piece 9.
The edge of the piston 12 is equipped with O-ring 32 and sealing ring 33.
Bottom cover position between the middle valve rod 29 and cylinder body bottom cover 26 is equipped with 33 sealing gland 34 of sealing ring, sealing is filled out
Material 35.
This passive fire emergency of the present invention fuses valve automatically, the control process of working principle such as Fig. 4-Fig. 9
It is shown;The spring in cylinder body is omitted in Fig. 4-Fig. 9.
Fig. 4 provide be valve body closed state schematic diagram;Valve is in illegal state at this time.
Original state when what Fig. 5 was provided is valve starting;As handwheel 19 rotates counterclockwise, upper valve rod 16 rises, directly
It is contacted to 16 lower part of upper valve rod with guide sleeve cover 15, flap 2 is in close state at this time.
What Fig. 6 was provided be valve starting when, handwheel continue counterclockwise rotation when state;Fusing plug screw 27 is screwed off, with
Handwheel 19 continues to rotate counterclockwise, and upper valve rod 16 rises with piston 12, lower valve rod 4, flap 2, until flap 2 and flap gland
3 contacts, until can not being further continued for rising, the spring 13 in cylinder body is gathered tension by compression at this time;It is extraneous empty in the process
Gas is entered in cylinder inner cavity by air duct D, and fusing plug screw is screwed in air inlet;The inner cavity of valve body 1 is in and leads completely at this time
Logical state.
When Fig. 7 state, handwheel 19 is rotated clockwise, and upper valve rod 16 declines, and lower valve rod 4 and flap 2 are in 13 tension of spring
It is moved down under effect, until the power that the compressed air of 12 lower space of piston in spring force and cylinder body generates reaches balance, this
When lower valve rod 4 and flap 2 be in resting position;There are flow-passing surfaces for the inner cavity of valve body 1.
Fig. 8 provides status diagram when valve working;As handwheel 19 rotates clockwise, decline in lower valve rod 4;Lower valve
Bar 4 and flap 2 are remain stationary until top valve rod 16 and the holding smaller or just contact position of piston 12, at this time at valve
In working condition.
What Fig. 9 was provided is the action schematic diagram of the device when fire occurs;When fire occurs, in the plug screw 27 that fuses
Fusible metal melts, and due to 13 dilating effect of spring compressed in cylinder body, piston 12 is depressed into cylinder base, will be in cylinder
Compressed air is all discharged, meanwhile, lower valve rod 4 and flap 2 also move down under spring force, final plant closure valve
Door.
The embodiment of the present invention that be only the applicant below provide according to technical solution does not represent of the invention complete
Portion, the improvement that the technical staff of the industry makes according to above-mentioned technical concept, as long as its basic conception is still within this technology side
In case, the scope that the present invention protects should belong to.
Claims (6)
- The valve 1. a kind of passive fire emergency fuses automatically, including valve component and with the combined automatic control of valve component Device processed, it is characterised in that:A, the valve component is made of valve body (1), flap (2), flap gland (3) and lower valve rod (4);B, the automatic control device includes cylinder body (17), piston (12), cylinder cover (18), cylinder body bottom cover (26), spring (13) it and is set in the upper valve rod (16) of inner chamber of cylinder block, the cylinder body (17) and sets up the cylinder cover above and below cylinder body separately (18), cylinder body bottom cover (26) is set in cylinder cover (18), lever (14) the connection composition cylinder chamber in cylinder body bottom cover (26) Body;Piston (12) are arranged in the inside of the cylinder cavity, and the piston (12) is inverted T-type piston top and is set in T-type is inverted There is the spring (13) until cylinder cover (18) bottom, the step-like boss in the middle part of piston (12) is equipped with top and is furnished with guide sleeve Cover a tubular guide sleeve (24) of (15), be equipped in the cavity of the tubular guide sleeve (24) one can upper and lower displacement in the cavity it is upper Valve rod (16), the upper valve rod (16) top body of rod are pierced by cylinder cover (18), and top is fixedly connected with handwheel (20), structure At the manual regulating wheel of automatic control device;The lower bottom part of the step-like boss at the middle part of the piston 12 is equipped with a placement Hole, is equipped with valve rod (29) in one section in the placement hole, the end of the middle valve rod (29) be pierced by cylinder body bottom cover (26) with Lower valve rod (4) is connected in piston component, forms the linkage conducting structure of valve component and automatic control device;C, the side of the cylinder body bottom cover (26) is equipped with air duct (D), and the collar extension of the air duct (D) is equipped with fusing plug screw (27), another outlet is directly abutted with the bottom of the intracorporal piston of cylinder (12);And it is additionally provided in cylinder body lower bottom cover (26) bottom One terminal pad (26);D, connecting bracket (10) are equipped between the bottom cylinder (17) and piston component of the automatic control device.
- The valve 2. a kind of passive fire emergency as described in claim 1 fuses automatically, it is characterised in that: the guide sleeve cover (15) It is to be welded to connect with tubular guide sleeve (24), tubular guide sleeve (24) lower part and piston are also in be welded to connect.
- The valve 3. a kind of passive fire emergency as described in claim 1 fuses automatically, it is characterised in that: the middle valve rod (29) It is connect by the primary and secondary block (30) of body of rod lower end with the lower valve rod (4) in valve component.
- The valve 4. a kind of passive fire emergency as described in claim 1 fuses automatically, it is characterised in that: the connecting bracket (10) Medial surface be equipped with lifting indicating piece (9).
- The valve 5. a kind of passive fire emergency as described in claim 1 fuses automatically, it is characterised in that: the piston (12) Edge is equipped with O-ring (32) sealing ring (33).
- The valve 6. a kind of passive fire emergency as described in claim 1 fuses automatically, it is characterised in that: the middle valve rod (29) Bottom cover position between cylinder body bottom cover (26) is equipped with sealing ring (33) sealing gland (34), airtight and watertight padding (35).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811627231.XA CN109458478A (en) | 2018-12-28 | 2018-12-28 | A kind of passive fire emergency fuses valve automatically |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811627231.XA CN109458478A (en) | 2018-12-28 | 2018-12-28 | A kind of passive fire emergency fuses valve automatically |
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CN109458478A true CN109458478A (en) | 2019-03-12 |
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CN201811627231.XA Pending CN109458478A (en) | 2018-12-28 | 2018-12-28 | A kind of passive fire emergency fuses valve automatically |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110425327A (en) * | 2019-08-21 | 2019-11-08 | 山西新思备科技股份有限公司 | The rotary limit of impact removes wink valve opening |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1336173A (en) * | 1971-05-20 | 1973-11-07 | Firesnow Ltd | Automatic valve for fire extinguisher systems |
CN203906813U (en) * | 2014-06-06 | 2014-10-29 | 永嘉县嘉仕达阀门有限公司 | Pneumatic and manual normally-open emergency cut-off valve |
CN204127447U (en) * | 2014-09-29 | 2015-01-28 | 保一集团有限公司 | A kind of adjustable Emergeny Cutoff Valves |
CN106090421A (en) * | 2016-06-16 | 2016-11-09 | 日照海达尔加气设备有限公司 | A kind of reliable emergency shutoff device of low temperature inflammable medium tank valve hot environment |
KR20180083716A (en) * | 2017-01-13 | 2018-07-23 | 이송원 | Mechanical emergency shut-off valve |
CN209484010U (en) * | 2018-12-28 | 2019-10-11 | 明珠阀门集团有限公司 | A kind of passive fire emergency fuses valve automatically |
-
2018
- 2018-12-28 CN CN201811627231.XA patent/CN109458478A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1336173A (en) * | 1971-05-20 | 1973-11-07 | Firesnow Ltd | Automatic valve for fire extinguisher systems |
CN203906813U (en) * | 2014-06-06 | 2014-10-29 | 永嘉县嘉仕达阀门有限公司 | Pneumatic and manual normally-open emergency cut-off valve |
CN204127447U (en) * | 2014-09-29 | 2015-01-28 | 保一集团有限公司 | A kind of adjustable Emergeny Cutoff Valves |
CN106090421A (en) * | 2016-06-16 | 2016-11-09 | 日照海达尔加气设备有限公司 | A kind of reliable emergency shutoff device of low temperature inflammable medium tank valve hot environment |
KR20180083716A (en) * | 2017-01-13 | 2018-07-23 | 이송원 | Mechanical emergency shut-off valve |
CN209484010U (en) * | 2018-12-28 | 2019-10-11 | 明珠阀门集团有限公司 | A kind of passive fire emergency fuses valve automatically |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110425327A (en) * | 2019-08-21 | 2019-11-08 | 山西新思备科技股份有限公司 | The rotary limit of impact removes wink valve opening |
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