CN209484010U - A kind of passive fire emergency fuses valve automatically - Google Patents
A kind of passive fire emergency fuses valve automatically Download PDFInfo
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- CN209484010U CN209484010U CN201822236312.9U CN201822236312U CN209484010U CN 209484010 U CN209484010 U CN 209484010U CN 201822236312 U CN201822236312 U CN 201822236312U CN 209484010 U CN209484010 U CN 209484010U
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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 utility model 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.
Utility model content
The purpose of the present utility model: be directed to it is a kind of can cut off in time hazardous fluids in pipeline convey it is passive
Fire emergency fuses valve automatically, solves security risk present in high-risk fluid conveying at present, improve operation safety and can
By property.
The purpose of above-mentioned utility model 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；In the piston 12
The lower bottom part of the step-like boss in portion is equipped with a placement hole, and valve rod 29 in one section is equipped in the placement hole, described
The end of middle valve rod 29 is pierced by cylinder body bottom cover 26 and is connected with lower valve rod 4 in piston component, and composition valve component and automatic control fill
The linkage conducting structure set；
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 terminal pad is additionally provided in 26 bottom of cylinder body bottom cover
28；
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 schematic diagram of the utility model；
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 the manipulation schematic diagram of the utility model.
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 spindle gland 26- cylinder body bottom 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 in middle valve rod 30- primary and secondary block 31-
D- air duct G-be fixedly welded a little.
Specific embodiment
The utility model is further described below in conjunction with Figure of description, and provides the embodiments of the present invention.
The core intention of the utility model is: having cylinder body by one added on medium-sized valve component
Automatic control device is matched using the return spring being arranged in cylinder automatic control device, the section bottom placed in the spring
Have the connecting rod of piston and piston/cylinder lower cover side, fusing plug screw equipped with air duct be set, at the same further through with work
Another lower valve rod composition and the lower valve rod linkage structure in valve component for filling in lower part connection, make valve body by external high temperature
When state, 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 valve
Valve and pushing away at present achievees the purpose that close runner.
Fig. 1 gives the overall structure diagram of the utility model.
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；In the piston 12
The lower bottom part of the step-like boss in portion is equipped with a placement hole, and valve rod 29 in one section is equipped in the placement hole, described
The end of middle valve rod 29 is pierced by cylinder body bottom cover 26 and is connected with lower valve rod 4 in piston component, and composition valve component and automatic control fill
The linkage conducting structure set；
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 terminal pad is additionally provided in 26 bottom of cylinder body bottom cover
28；
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.
The utility model relates to this passive fire emergency fuse automatically valve, the control process of working principle such as Fig. 4-
Shown in Fig. 9；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；Under
Valve rod 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 valve
It is in running order.
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 melt, due to 13 dilating effect of spring compressed in cylinder body, piston 12 is depressed into cylinder base, will be in cylinder
Compressed air be all discharged, meanwhile, lower valve rod 4 and flap 2 also move down under spring force, final plant closure valve
Door.
It is only the embodiments of the present invention that the applicant provides according to technical solution below, it is practical new does not represent this
The whole of type, 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
In technical solution, the scope of the utility model protection 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:The valve component is made of valve body (1), flap (2), flap gland (3) and lower valve rod (4)；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；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 one is additionally provided in cylinder body bottom cover (26) bottom Terminal pad (28)；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 |
|---|---|---|---|
| CN201822236312.9U CN209484010U (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 |
|---|---|---|---|
| CN201822236312.9U CN209484010U (en) | 2018-12-28 | 2018-12-28 | A kind of passive fire emergency fuses valve automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209484010U true CN209484010U (en) | 2019-10-11 |
Family
ID=68129161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822236312.9U Active CN209484010U (en) | 2018-12-28 | 2018-12-28 | A kind of passive fire emergency fuses valve automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209484010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458478A (en) * | 2018-12-28 | 2019-03-12 | 明珠阀门集团有限公司 | A kind of passive fire emergency fuses valve automatically |
-
2018
- 2018-12-28 CN CN201822236312.9U patent/CN209484010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458478A (en) * | 2018-12-28 | 2019-03-12 | 明珠阀门集团有限公司 | A kind of passive fire emergency fuses valve automatically |
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