CN202032133U - Fireproof diversion check valve - Google Patents
Fireproof diversion check valve Download PDFInfo
- Publication number
- CN202032133U CN202032133U CN2011200870730U CN201120087073U CN202032133U CN 202032133 U CN202032133 U CN 202032133U CN 2011200870730 U CN2011200870730 U CN 2011200870730U CN 201120087073 U CN201120087073 U CN 201120087073U CN 202032133 U CN202032133 U CN 202032133U
- Authority
- CN
- China
- Prior art keywords
- smoke evacuation
- return
- hot melt
- valve seat
- melt sheet
- 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 - Fee Related
Links
Images
Landscapes
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a fireproof diversion check valve, which comprises a valve seat hinged with a single-open or multi-open smoke exhaust check cover of a one-way closed smoke exhaust channel. As the improvement on the utility model, a hot-melt piece and a locker for locking the smoke exhaust check cover are connected onto the valve seat, and the locker is matched with the hot-melt piece; and the hot-melt piece keeps the locker being matched with the smoke exhaust check cover, and locks the trend of the smoke exhaust check cover. The locker for locking the smoke exhaust check cover is arranged on the smoke exhaust check cover, the locker is matched with the hot-melt piece, and the smoke exhaust check cover has basic functions and is simultaneously used as a valve for preventing the spread of fire, so that a smoke exhaust system structure is simplified so as to be convenient for installation. The fireproof diversion check valve has the advantages of simple structure, low cost and safe and reliable fire prevention.
Description
Technical field
The utility model relates to a kind of water conservancy diversion fire-preventing check valve.
Background technique
The water conservancy diversion fire-preventing check valve is mainly used in the discharge flue gas, prevents smoke backflow by smoke evacuation non-return lid; According to designing requirement, discharge flue need be installed the fire-closing valve of often opening, prevent that the random string of fire from spreading, the fire-closing valve of often opening is provided with the valve that cooperates with the hot melt sheet, if breaking out of fire reaches the transition point of bearing of hot melt sheet, the distortion of hot melt sheet, valve breaks away from the hot melt sheet, and valve locking is closed, and avoids spreading of fire.Present water conservancy diversion fire-preventing check valve and fire-closing valve are used usually, are installed in the discharge flue, and the two designs separately, and function singleness causes the purging system overall structure not compact, and inconvenience is installed, and design wordy.
Summary of the invention
There is the separately design separately of water conservancy diversion fire-preventing check valve in the utility model for solving prior art in use, and problems such as waste resource provide a kind of water conservancy diversion fire-preventing check valve simple in structure.
The technological scheme that the utility model solves existing issue is: a kind of water conservancy diversion fire-preventing check valve, comprise valve seat, valve seat is hinged with singly opening of unidirectional blocking discharge flue or the cigarette non-return that begins to rehearse lid more, as improvement of the present utility model, be connected with the locking device of hot melt sheet and locking smoke evacuation non-return lid on the described valve seat, described locking device cooperates with the hot melt sheet, and the hot melt sheet device that keeps Locked is treated to cooperate, lock the trend that non-return covers of discharging fume with the non-return lid of discharging fume.
As further improvement of the utility model, described locking device is to cooperate elastic rod or diving board with smoke evacuation non-return lid, and described elastic rod or shell fragment match with the hot melt sheet, and the hot melt sheet keeps the elastic potential energy of elastic rod or shell fragment locking smoke evacuation non-return lid.
As further improvement of the utility model, open spring till the described locking device, the described spring that only opens cooperates the elastic potential energy that keeps treating to cooperate, lock with the non-return lid of discharging fume smoke evacuation non-return lid with the hot melt sheet.
As further improvement of the utility model, described smoke evacuation non-return lid spin axis or the face that is articulated on the valve seat departs from horizontal line, and described discharge flue matches with the smoke evacuation non-return lid that departs from spin axis.On the basis that does not increase cost, rotate point till death in the non-return that prevents from the to discharge fume lid smoke evacuation process, can not return.
As further improvement of the utility model, described smoke evacuation non-return covers and is provided with the counterweight that keeps the nature lid to place trend on the discharge flue, returns after the smoke evacuation of the non-return of further being convenient to discharge fume lid to reset the sealing discharge flue.
As further improvement of the utility model, the described smoke evacuation non-return lid that is articulated on the valve seat is connected on the valve seat by rotating shaft.
As further improvement of the utility model, described valve seat is provided with a connecting plate, and described smoke evacuation non-return lid is connected on the connecting plate by rotating shaft, and described hot melt sheet is fixed on the connecting plate.
As further improvement of the utility model, the described spring that only opens is the torsion spring that is arranged in the rotating shaft of smoke evacuation non-return lid, and described torsion spring one is turned round arm and propped up connecting plate, and another is turned round arm and cooperates maintenance to treat to cooperate elasticity trend with the non-return lid of discharging fume with the hot melt sheet.
As further improvement of the utility model, described hot melt sheet be provided with and the locking device between be provided with the fixture block that cooperatively interacts and guiding dop.
As further improvement of the utility model, be connected with the elbow guide pipe on the described valve seat.
The utility model covers the locking device that locking smoke evacuation non-return lid is set at the smoke evacuation non-return compared with prior art, and the locking device cooperates with the hot melt sheet, its beneficial effect is, the double valve that prevents fire spread of doing when smoke evacuation non-return lid possesses fundamental function is simplified the purging system structure, is convenient to install.The utility model is simple in structure, and is with low cost, and fire safety is reliable.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the tight structural representation of the utility model case study on implementation 1 smoke evacuation non-return cover lock.
Fig. 3 is Fig. 1 a place enlarged diagram.
Fig. 4 is the structural representation of the utility model case study on implementation 2.
Fig. 5 is the structural representation under Fig. 4 A-A cutaway view Amplified image smoke evacuation non-return lid nature.
Fig. 6 is the tight structural representations of case study on implementation 2 smoke evacuation non-return cover locks.
Embodiment
Referring to Fig. 1-3, case study on implementation 1:
Comprise valve seat 1, valve seat 1 is hinged with that nature lid places on the discharge flue 9, the cigarette non-return lid 2 singly opened or beginning to rehearse more of individual event sealing discharge flue 9, to adapt to multiple installation environment, smoke evacuation non-return lid 2 is preferably singly and opens in the implementation case, smoke evacuation non-return lid 2 is provided with the counterweight that keeps the nature lid to place trend on the discharge flue 9, be connected with the locking device of hot melt sheet 3 and locking smoke evacuation non-return lid 2 on the valve seat 1, the locking device cooperates with hot melt sheet 3, and hot melt sheet 3 device that keeps Locked treats that cooperating, lock the non-return of discharging fume with the non-return lid 2 of discharging fume covers 2 trend; Be provided with the fixture block 31 and the guiding dop 32 that cooperatively interact between hot melt sheet 3 and the locking device.
As preferably, be articulated in that smoke evacuation non-return on the valve seat 1 covers 2 spin axiss or face departs from horizontal line, discharge flue 9 matches with the smoke evacuation non-return lid 2 that departs from spin axis, i.e. discharge flue exit face inclination matches with the smoke evacuation non-return lid 2 that shaft axis departs from the horizontal line inclination.The non-return that prevents to discharge fume covers and rotates point till death in the 2 smoke evacuation processes, can not return.
The locking device is to cooperate elastic rod 21 or diving board with smoke evacuation non-return lid 2, or shell fragment matches the elastic potential energy of the locking smoke evacuation non-return lid 2 of hot melt sheet 3 maintenance elastic rods or shell fragment with the hot melt sheet.In addition, be connected with elbow guide pipe 8 on the valve seat 1.
Be that example is set forth the utility model with elastic rod 21 elastic rods in the implementation case.
The elastic rod 21 that is provided with reseting handle passes valve seat 1 and treats on one side to cooperate with the non-return lid 2 of discharging fume, reseting handle is arranged at the outside of valve seat 1, hot melt sheet 3 is arranged in the valve seat 1, elastic rod 21 is provided with the guiding dop 32 that matches with fixture block 31, guiding dop 32 is for being arranged at the projection on the elastic rod 21, the pressure spring of elastic rod 21 is arranged between projection and valve seat 1 inwall, and for the ease of resetting, fixture block 31 is provided with the guide edge 33 that the dop 32 of being convenient to lead resets.Hot melt sheet 3 with fixture block 31 match with the guiding dop 32 of elastic rod 21, keep elastic rod 21 to treat to cover 2 elastic potential energys that match as original state (shown in Fig. 1,3) with the non-return of discharging fume, if run into fire, hot melt sheet 3 temporarily is out of shape, guiding dop 32 breaks away from fixture block 32, and elastic rod 21 elastic potential energys discharge, and elastic rod 21 advances, block smoke evacuation non-return lid 2, thoroughly shut smoke evacuation non-return lid 2 and prevent fire spread (shown in Figure 2).After fire was removed, 3 refresh memories of hot melt sheet resetted, and manually were arranged at the handle of the elastic rod 21 outside the valve seat 1, and elastic rod 21 is pulled back, and cooperated again with fixture block 31 until guiding dop 32.
Referring to Fig. 4-6, case study on implementation 2:
Comprise valve seat 1, valve seat 1 is hinged with the smoke evacuation non-return lid 2 that the nature lid places on the discharge flue 9, discharge flue 9 is sealed in individual event, smoke evacuation non-return lid 2 is provided with the counterweight that keeps the nature lid to place trend on the discharge flue 9, be connected with the locking device of hot melt sheet 3 and locking smoke evacuation non-return lid 2 on the valve seat 1, the locking device cooperates with hot melt sheet 3, and hot melt sheet 3 device that keeps Locked treats that cooperating, lock the non-return of discharging fume with the non-return lid 2 of discharging fume covers 2 trend; Be provided with the fixture block 31 and the guiding dop 32 that cooperatively interact between hot melt sheet 3 and the locking device.
As preferably, be articulated in that smoke evacuation non-return on the valve seat 1 covers 2 spin axiss or face departs from horizontal line, discharge flue 9 matches with the smoke evacuation non-return lid 2 that departs from spin axis, i.e. discharge flue exit face inclination matches with the smoke evacuation non-return lid 2 that shaft axis departs from the horizontal line inclination.The non-return that prevents to discharge fume covers and rotates point till death in the 2 smoke evacuation processes, can not return.
Open spring 4 in the implementation case till the locking device, only open spring 4 and cooperate the elastic potential energy that keeps treating to cooperate, lock smoke evacuation non-return lid 2 with hot melt sheet 3 with the non-return lid 2 of discharging fume.
The smoke evacuation non-return lid 2 that is articulated on the valve seat 1 is connected on the valve seat 1 by rotating shaft 5.Valve seat 1 is provided with a connecting plate 6, and smoke evacuation non-return lid 2 is connected on the connecting plate 6 by rotating shaft 5, and hot melt sheet 3 is fixed on the connecting plate 6.In addition, be connected with elbow guide pipe (not drawing among the figure in the implementation case) on the valve seat 1.
Its termination is opened spring 4 and is preferably and is arranged at the smoke evacuation non-return and covers torsion spring in 2 rotating shafts, torsion spring one is turned round arm and is propped up connecting plate 6, another is turned round arm and is provided with guiding dop 32 and cooperates maintenance to treat that covering 2 with the non-return of discharging fume cooperates elasticity trend with fixture block 31 on the hot melt sheet 3, as preferably, fixture block 31 is provided with the guide edge 33 that resets with the dop 32 of being convenient to lead.
Claims (10)
1. water conservancy diversion fire-preventing check valve, comprise valve seat, valve seat is hinged with the cigarette non-return lid of singly opening or begin to rehearse more with individual event sealing discharge flue, it is characterized in that: the locking device that is connected with hot melt sheet and locking smoke evacuation non-return lid on the described valve seat, described locking device cooperates with the hot melt sheet, and the hot melt sheet device that keeps Locked is treated to cooperate, lock the trend that non-return covers of discharging fume with the non-return lid of discharging fume.
2. water conservancy diversion fire-preventing check valve as claimed in claim 1, it is characterized in that: described locking device is for cooperating elastic rod or diving board with smoke evacuation non-return lid, described elastic rod or shell fragment match with the hot melt sheet, and the hot melt sheet keeps the elastic potential energy of elastic rod or shell fragment locking smoke evacuation non-return lid.
3. water conservancy diversion fire-preventing check valve as claimed in claim 1 is characterized in that: open spring till the described locking device, the described spring that only opens cooperates the elastic potential energy that keeps treating to cooperate, lock with the non-return lid of discharging fume smoke evacuation non-return lid with the hot melt sheet.
4. water conservancy diversion fire-preventing check valve as claimed in claim 1 is characterized in that: described smoke evacuation non-return lid spin axis or the face that is articulated on the valve seat departs from horizontal line, and described discharge flue mouth matches with the smoke evacuation non-return lid that departs from spin axis.
5. as any described water conservancy diversion fire-preventing check valve of claim 1-4, it is characterized in that: described smoke evacuation non-return covers and is provided with the counterweight that keeps the nature lid to place trend on the discharge flue.
6. water conservancy diversion fire-preventing check valve as claimed in claim 5 is characterized in that: the described smoke evacuation non-return lid that is articulated on the valve seat is connected on the valve seat by rotating shaft.
7. as claim 2 or 6 described water conservancy diversion fire-preventing check valves, it is characterized in that: described valve seat is provided with a connecting plate, and described smoke evacuation non-return lid is connected on the connecting plate by rotating shaft, and described hot melt sheet is fixed on the connecting plate.
8. water conservancy diversion fire-preventing check valve as claimed in claim 3, it is characterized in that: the described spring that only opens is the torsion spring that is arranged in the rotating shaft of smoke evacuation non-return lid, described torsion spring one is turned round arm and is propped up connecting plate, and another is turned round arm and cooperates with the hot melt sheet, keeps treating covering with the non-return of discharging fume cooperating elasticity trend.
9. water conservancy diversion fire-preventing check valve as claimed in claim 1 is characterized in that: be provided with the fixture block and the guiding dop that cooperatively interact between described hot melt sheet and the locking device that matches.
10. water conservancy diversion fire-preventing check valve as claimed in claim 1 is characterized in that: be connected with the elbow guide pipe on the described valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200870730U CN202032133U (en) | 2011-03-29 | 2011-03-29 | Fireproof diversion check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200870730U CN202032133U (en) | 2011-03-29 | 2011-03-29 | Fireproof diversion check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202032133U true CN202032133U (en) | 2011-11-09 |
Family
ID=44894430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200870730U Expired - Fee Related CN202032133U (en) | 2011-03-29 | 2011-03-29 | Fireproof diversion check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202032133U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135198A (en) * | 2011-03-29 | 2011-07-27 | 李武鸿 | Guide fireproofing check valve |
| CN104948789A (en) * | 2014-03-25 | 2015-09-30 | 深圳市博德维建筑技术有限公司 | Pressure relief device |
| CN115324466A (en) * | 2022-08-29 | 2022-11-11 | 中国建筑科学研究院有限公司 | Fireproof door and window |
-
2011
- 2011-03-29 CN CN2011200870730U patent/CN202032133U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135198A (en) * | 2011-03-29 | 2011-07-27 | 李武鸿 | Guide fireproofing check valve |
| CN104948789A (en) * | 2014-03-25 | 2015-09-30 | 深圳市博德维建筑技术有限公司 | Pressure relief device |
| CN104948789B (en) * | 2014-03-25 | 2019-09-20 | 深圳市博德维环境技术股份有限公司 | Pressure relief device |
| CN115324466A (en) * | 2022-08-29 | 2022-11-11 | 中国建筑科学研究院有限公司 | Fireproof door and window |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102135198A (en) | Guide fireproofing check valve | |
| CN202032133U (en) | Fireproof diversion check valve | |
| CN104213792A (en) | Pneumatic window with multiple opening functions | |
| CN204002249U (en) | There is the pneumatic window of multiple open function | |
| CN102808553A (en) | Fireproof pipeline lock | |
| RU2447365C1 (en) | Mechanism for gas removal from fuel hopper at filling through filling rotating hatch | |
| CN204569749U (en) | Kitchen garbage fermentation barrel | |
| CN205064972U (en) | A fire prevention valve for lampblack absorber flue | |
| CN203809796U (en) | Dry type alarm valve | |
| EP2423549B1 (en) | Safety relief device for two-way sealed metal valve pocket | |
| CN201496628U (en) | Smoke/fire-preventing one-way valve in flues | |
| CN206244717U (en) | A kind of very bleeding device diffused for coke oven top smoke catching cover accident | |
| CN204573206U (en) | Lampblack-preventing check fire valve | |
| CN206680439U (en) | A kind of very bleeding device diffused for smoke catching cover accident at the top of coke oven | |
| CN205639723U (en) | Can observe fire prevention valve of degree of opening and shutting | |
| CN103939646B (en) | A kind of dry type alarm valve | |
| CN206874824U (en) | Gas pipeline water-proof plug valve | |
| CN101749533B (en) | Drain water seal | |
| CN208605091U (en) | A kind of movable sill protective airtight partition door | |
| CN103205995A (en) | Filtering anti-collision alarm self-closing fire hydrant | |
| CN105716071A (en) | Internally-arranged temperature and pressure reducer structure | |
| CN207598943U (en) | Automatic timing fuel gas shutoff device | |
| CN205534266U (en) | Low pressure seal gate valve | |
| CN106381159A (en) | Abnormal bleeding device (II) for accident bleeding of smoke collecting cover at top of coke stove | |
| CN209210839U (en) | A kind of blast furnace roof bleeding device of tranquility environmental protection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20170329 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |