CN203442155U - Area selecting valve for gas fire-extinguishing system - Google Patents
Area selecting valve for gas fire-extinguishing system Download PDFInfo
- Publication number
- CN203442155U CN203442155U CN201320562886.XU CN201320562886U CN203442155U CN 203442155 U CN203442155 U CN 203442155U CN 201320562886 U CN201320562886 U CN 201320562886U CN 203442155 U CN203442155 U CN 203442155U
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- Prior art keywords
- valve body
- piston
- valve
- upper cover
- extinguishing system
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- 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
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 229920000459 Nitrile rubber Polymers 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 238000012856 packing Methods 0.000 claims description 7
- 239000003380 propellant Substances 0.000 claims description 4
- 230000007547 defect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Fluid-Driven Valves (AREA)
Abstract
The utility model relates to the technical field of intelligent gas fire-extinguishing system equipment, in particular to an area selecting valve for a gas fire-extinguishing system. The area selecting valve for the gas fire-extinguishing system comprises a valve body, and is characterized in that the inlet and the outlet of the selecting valve are of a vertical straight-through type structure, a valve body upper cover is arranged on the upper portion of the valve body, a piston is arranged inside the valve body, a guide plate is arranged between the valve body and the piston, a base is arranged on the lower portion of the valve body, a reset spring is arranged in the piston, the upper end of the reset spring is clamped on the step in the piston, the lower end of the reset spring is clamped on the base, a manual starting device and a starting linkage outlet are mounted on the two sides of the valve body respectively, the manual starting device is communicated with the lower portion inside the valve body through a manual starting pipeline, an upper cover assembly is mounted on the lower portion of the valve body upper cover, the piston and the valve body upper cover are in conical surface contact sealing, and a drive gas inlet is further formed in the side portion of the valve body. The area selecting valve for the gas fire-extinguishing system is compact in integral structure, attractive in appearance, safe and reliable, the vertical straight-through type design is adopted, equivalent length is small, and the reliable running of the whole system can be guaranteed.
Description
Technical field
The utility model relates to for intelligent gas suppression system equipment technical field, is specifically related to gas extinguishing system region selector valve.
Background technique
Intelligent gas suppression system of the prior art region selector valve generally adopts Press arm structure, plane sealing; suction port and air outlet are 90 degree, and outlet conventionally will add two elbows and could lead to zone of protection, so equivalent length is long; the pressure loss is large, and the speed of response that causes putting out a fire is slow.
Summary of the invention
The purpose of this utility model is to avoid the cost of prior art high, installation is inconvenient, short defect of life-span provides a kind of gas extinguishing system region selector valve, thereby effectively solves the defect existing in prior art.
For achieving the above object, the technological scheme that the utility model is taked is: described gas extinguishing system region selector valve, comprise valve body, be characterized in that it is upper and lower straight-through structure that described selector valve is imported and exported, described valve body top is provided with valve upper cover, valve inner is provided with piston, guide plate is arranged between valve body and piston, valve body lower portion is provided with base, in piston, be provided with Returnning spring, Returnning spring upper end is stuck on the step in piston, Returnning spring lower end is stuck on base, manual start device and startup interlock air outlet are arranged on respectively valve body both sides, manual start device is connected with the bottom in valve body by manually booting pipeline, cover assembly is arranged on valve upper cover bottom, described piston is that the conical surface contacts sealing with valve upper cover, valve body sidepiece is also provided with propellant suction port.
Described piston contacts conical surface angle with valve upper cover be 45 °, and piston contacts conical surface place and is provided with the second piston packing with valve upper cover, between piston middle part and valve body, is provided with first piston seal ring.
Described first piston seal ring and the second piston packing are the O RunddichtringO of nitrile butadiene rubber material.
Described guide plate is arranged between the valve body and piston on base top, is provided with guide plate inner seal ring between guide plate and piston, is provided with guide plate exterior seal ring between guide plate and valve body.
Described guide plate inner seal ring and guide plate exterior seal ring are the O RunddichtringO of nitrile butadiene rubber material.
Between described base and valve body, be provided with base seal circle, base seal circle is the O RunddichtringO of nitrile butadiene rubber material.
Described valve body is connected by screw thread with valve upper cover, is provided with upper cover seal ring between valve body and valve upper cover, and upper cover seal ring is the O RunddichtringO of nitrile butadiene rubber material.
The beneficial effects of the utility model are: described gas extinguishing system region selector valve, it is imported and exported as upper and lower straight-through structure, inner carrier is 45 ° of conical surface seal circle sealings, compact structure, when saving connecting bend, reduce equivalent length, there is no the pressure loss, effectively shorten the agent application time, improve fire-fighting efficiency.Compact overall structure, beautiful shape, safe and reliable, upper and lower straight-through type design, equivalent length is little, guarantees total system reliable operation.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is the utility model sectional structure principle schematic;
Fig. 2 is the right TV structure principle schematic of the utility model Fig. 1.
In figure: 1. valve body; 2. piston; 3. upper cover seal ring; 4. first piston seal ring; 5. guide plate inner seal ring; 6. guide plate; 7. guide plate exterior seal ring; 8. base seal circle; 9. valve upper cover; 10. the second piston packing; 11. cover assemblies; 12. manual start devices; 13. bases; 14. Returnning springs; 15. propellant suction ports; 16. start interlock air outlet; 17. manually boot pipeline.
Embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, described gas extinguishing system region selector valve, comprise valve body 1, be characterized in that it is upper and lower straight-through structure that described selector valve is imported and exported, described valve body 1 top is provided with valve upper cover 9, valve body 1 inside is provided with piston 2, guide plate 6 is arranged between valve body 1 and piston 2, valve body 1 bottom is provided with base 13, in piston 2, be provided with Returnning spring 14, Returnning spring 14 upper ends are stuck on the step in piston 2, Returnning spring 14 lower ends are stuck on base 13, manual start device 12 and startup interlock air outlet 16 are arranged on respectively valve body 1 both sides, manual start device 12 is connected with the bottom in valve body 1 by manually booting pipeline 17, cover assembly 11 is arranged on valve body 1 upper cover bottom, described piston 2 and valve upper cover 9 contact sealing for the conical surface, valve body 1 sidepiece is also provided with propellant suction port 15.
Further, described piston 2 contacts conical surface angle with valve upper cover 9 be 45 °, and piston 2 contacts conical surface place and is provided with the second piston packing 10 with valve upper cover 9, between piston 2 middle parts and valve body 1, be provided with first piston seal ring 4.
Further, described first piston seal ring 4 and the second piston packing 10 are the O RunddichtringO of nitrile butadiene rubber material.
Further, described guide plate 6 is arranged between the valve body 1 and piston 2 on base 13 tops, between guide plate 6 and piston 2, is provided with guide plate inner seal ring 5, between guide plate 6 and valve body 1, is provided with guide plate exterior seal ring 7.
Further, described guide plate inner seal ring 5 and guide plate exterior seal ring 7 are the O RunddichtringO of nitrile butadiene rubber material.
Further, between described base 13 and valve body 1, be provided with base seal circle 8, base seal circle 8 is the O RunddichtringO of nitrile butadiene rubber material.
Further, described valve body 1 is connected by screw thread with valve upper cover 9, between valve body 1 and valve upper cover 9, is provided with upper cover seal ring 3, and upper cover seal ring 3 is the O RunddichtringO of nitrile butadiene rubber material.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a gas extinguishing system region selector valve, comprise valve body, be characterized in that it is upper and lower straight-through structure that described selector valve is imported and exported, described valve body top is provided with valve upper cover, valve inner is provided with piston, guide plate is arranged between valve body and piston, valve body lower portion is provided with base, in piston, be provided with Returnning spring, Returnning spring upper end is stuck on the step in piston, Returnning spring lower end is stuck on base, manual start device and startup interlock air outlet are arranged on respectively valve body both sides, manual start device is connected with the bottom in valve body by manually booting pipeline, cover assembly is arranged on valve upper cover bottom, described piston is that the conical surface contacts sealing with valve upper cover, valve body sidepiece is also provided with propellant suction port.
2. gas extinguishing system as claimed in claim 1 region selector valve, it is characterized in that: described piston contacts conical surface angle with valve upper cover be 45 °, piston contacts conical surface place and is provided with the second piston packing with valve upper cover, between piston middle part and valve body, be provided with first piston seal ring.
3. gas extinguishing system as claimed in claim 2 region selector valve, is characterized in that: described first piston seal ring and the second piston packing are the O RunddichtringO of nitrile butadiene rubber material.
4. gas extinguishing system as claimed in claim 1 region selector valve, it is characterized in that: described guide plate is arranged between the valve body and piston on base top, between guide plate and piston, be provided with guide plate inner seal ring, between guide plate and valve body, be provided with guide plate exterior seal ring.
5. gas extinguishing system as claimed in claim 4 region selector valve, is characterized in that: described guide plate inner seal ring and guide plate exterior seal ring are the O RunddichtringO of nitrile butadiene rubber material.
6. the gas extinguishing system region selector valve as described in claim 1 or 4, is characterized in that: between described base and valve body, be provided with base seal circle, base seal circle is the O RunddichtringO of nitrile butadiene rubber material.
7. gas extinguishing system as claimed in claim 1 region selector valve, is characterized in that: described valve body is connected by screw thread with valve upper cover, is provided with upper cover seal ring between valve body and valve upper cover, and upper cover seal ring is the O RunddichtringO of nitrile butadiene rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320562886.XU CN203442155U (en) | 2013-09-12 | 2013-09-12 | Area selecting valve for gas fire-extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320562886.XU CN203442155U (en) | 2013-09-12 | 2013-09-12 | Area selecting valve for gas fire-extinguishing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203442155U true CN203442155U (en) | 2014-02-19 |
Family
ID=50093212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320562886.XU Expired - Lifetime CN203442155U (en) | 2013-09-12 | 2013-09-12 | Area selecting valve for gas fire-extinguishing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203442155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390045A (en) * | 2014-11-17 | 2015-03-04 | 天津意安消防设备有限公司 | Automatic resetting selection valve for straight-through gas extinguishing system |
| CN108561560A (en) * | 2018-04-13 | 2018-09-21 | 宜兴市锦辉铜材有限公司 | A kind of selector valve for preventing valve body piston stuck |
| CN112524326A (en) * | 2021-01-17 | 2021-03-19 | 北京市正天齐消防设备有限公司 | Gas fire extinguishing system selection valve |
-
2013
- 2013-09-12 CN CN201320562886.XU patent/CN203442155U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390045A (en) * | 2014-11-17 | 2015-03-04 | 天津意安消防设备有限公司 | Automatic resetting selection valve for straight-through gas extinguishing system |
| CN108561560A (en) * | 2018-04-13 | 2018-09-21 | 宜兴市锦辉铜材有限公司 | A kind of selector valve for preventing valve body piston stuck |
| CN112524326A (en) * | 2021-01-17 | 2021-03-19 | 北京市正天齐消防设备有限公司 | Gas fire extinguishing system selection valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170208 Address after: 061600 Hebei Province, Qingxian County Pangu Township Industrial Park Patentee after: HEBEI XUFENG ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Address before: 061600 Hebei Province, Qingxian County Pangu Industrial Park Hebei Xufeng Fire Equipment Manufacturing Co Ltd Patentee before: Yin Xifeng |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Gas fire extinguishing system area selection valve Effective date of registration: 20230227 Granted publication date: 20140219 Pledgee: Agricultural Bank of China Limited Qingxian Sub-branch Pledgor: HEBEI XUFENG ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980033553 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140219 |