CN204610919U - Pipeline burst self-closing valve - Google Patents
Pipeline burst self-closing valve Download PDFInfo
- Publication number
- CN204610919U CN204610919U CN201520328560.XU CN201520328560U CN204610919U CN 204610919 U CN204610919 U CN 204610919U CN 201520328560 U CN201520328560 U CN 201520328560U CN 204610919 U CN204610919 U CN 204610919U
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- CN
- China
- Prior art keywords
- flashboard
- self
- closing valve
- spool
- valve body
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- Expired - Fee Related
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Abstract
The utility model discloses pipeline burst self-closing valve, comprise valve body, spool, fault transmitter and reset hand wheel system, valve body two ends are provided with the interface corresponding to pipe network, and valve body is provided with fault transmitter and reset hand wheel system, valve body is connected with spool by screw.Burst failure is there is by self-driven impeller identification pipe network by the unexpected increasing of pipe network rate of flow of fluid, impeller is moved through transmission system and passes to flashboard closedown executive system by actuation gear, rely on pressure and the flow velocity of pipeline itself, automatic connection valve flashboard drive system, emergency cut-off valve flashboard, and trouble signal is uploaded in time control centre's notice maintenance, after failture evacuation, by reset hand wheel system, valve flashboard is reset to opening state.
Description
Technical field
The utility model belongs to liquid switch device technique field, relates to pipeline burst self-closing valve.
Background technique
Valve is industrial a kind of important fluid control devices, relates to national economy many departments, is the development fundamental equipments of national economy.Along with the quickening of Development of China's Urbanization and the raising of the level of socializations, people are more and more tight to the dependence of public infrastructure, and as town water supply, air feed, petroleum pipeline conveying etc., these all be unable to do without valve.
Existing self-closing valve one class is delay-self-closing, and a class is that decompression is self-closing, also has a class electronic self-closing.Delay-self-closing and decompression is self-closing multiplexly makes small-sized household or public health infrastructure; Electronicly self-closingly be used for industry spot, as large chemical complex, must power supply be had; And to picture town water supply, air feed and oil supply bar's net, generally all there is no power supply easily, and overpressure is very high, once occur that abnormal explosion consequence will be very serious.Therefore design one not electricity consumption, the valve self-closing by pressure itself will be very meaningful.
Model utility content
The purpose of this utility model is to provide pipeline burst self-closing valve, after the abnormal explosion of pipeline, need by other external force, and dependence pressure itself just can automatic-closing valve.
The technological scheme that the utility model adopts is: pipeline burst self-closing valve, comprises valve body, and valve body two ends are provided with the interface corresponding to pipe network, and valve body is provided with fault transmitter and reset hand wheel system, valve body is connected with spool by screw.
Feature of the present utility model is also:
Spool comprises valve core and spool bottom, and between spool bottom and spool, vertical direction is arranged with impeller shaft, jack shaft and output shaft in parallel.
Fault transmitter is provided with position switch, and position switch is contacted with output shaft by eccentric bushing.
Impeller shaft is provided with self-pressure drives impeller system, output shaft is provided with flashboard shutdown system, impeller shaft, between jack shaft and output shaft by transmission system transferring power.
Impeller shaft is connected with transmission system by centrifugal clutch.
Flashboard shutdown system comprises flashboard support, flashboard return spring, flashboard positioning work piece and locking nut, flashboard is fixed on output shaft by flashboard support, flashboard return spring and locking nut, and flashboard positioning work piece is connected with valve core in spool outlet port by screw.
Transmission system comprises actuation gear, intermediate gear and working gear.
Working gear one end is connected with output shaft by key, and the other end engages with intermediate gear.
The beneficial effects of the utility model are: the utility model is pipeline burst self-closing valve, burst failure is there is by self-driven impeller identification pipe network by the unexpected increasing of pipe network rate of flow of fluid, impeller is moved through transmission system and passes to flashboard closedown executive system by actuation gear, rely on pressure and the flow velocity of pipeline itself, automatic connection valve flashboard drive system, emergency cut-off valve flashboard, and trouble signal is uploaded in time control centre's notice maintenance, after failture evacuation, by reset hand wheel system, valve flashboard is reset to opening state.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model pipeline burst self-closing valve;
Fig. 2 is the structural representation of spool in the utility model pipeline burst self-closing valve;
Fig. 3 is the sectional view of the utility model pipeline burst self-closing valve;
Fig. 4 is the plan view of the utility model pipeline burst self-closing valve.
In figure, 1. valve body, 2. spool, 3. fault transmitter, 4. reset hand wheel system, 5. spool bottom, 6. positioning spigot, 7. valve core, 8. self-pressure drives impeller system, 9. transmission system, 10. impeller shaft, 11. output shafts, 12. flashboard shutdown systems, 13. flashboards, 14. flashboard supports, 15. return springs, 16. locking nuts, 17. flashboard positioning work pieces, 18. eccentric bushings, 19. position switchs, 20. sun-generated electric powers, 21. actuation gears, 22. intermediate gears, 23. working gears, 24. keys.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The structure of pipeline burst self-closing valve as shown in Figure 1, comprises valve body 1 and spool 2, and valve body 1 two ends are provided with the interface corresponding to pipe network, valve body 1 is provided with fault transmitter 3 and reset hand wheel system 4, and valve body 1 is tightly connected by screw and spool 2;
As shown in Figure 2, spool 2 comprises valve core 7 and spool bottom 5, between spool bottom 5 and spool 2, vertical direction is arranged with impeller shaft 10, jack shaft and output shaft 11 in parallel, impeller shaft 10 is provided with self-pressure drives impeller system 8, output shaft 11 is provided with flashboard shutdown system 12, by transmission system 9 transferring power between each axle; Impeller shaft 10 is connected with transmission system 9 by centrifugal clutch;
As shown in Figure 3, position switch 18 is contacted with output shaft 11 by eccentric bushing 19; Transmission system 9 comprises actuation gear 21, intermediate gear 22 and working gear 23, working gear 23 one end is connected with output shaft 11 by key 24, the other end engages with intermediate gear 22, flashboard shutdown system 12 comprises flashboard 13, and flashboard 13 is fixed on output shaft 11 by flashboard support 14, flashboard return spring 15 and locking nut 16;
As shown in Figure 4, flashboard shutdown system 12 also comprises and is fixed on spool 2 outlet port and the flashboard positioning work piece 17 be connected with valve core 7.
During use, the interface that valve body 1 two ends are arranged is connected with corresponding pipe network, when abnormal explosion appears in pipe network, when velocity in pipes is accelerated to a certain extent, impeller shaft 10 moves and automatically to connect with the actuation gear in transmission system 9 by the centrifugal clutch in self-pressure drives impeller system 8, actuation gear passes through transmission system 9 by transmission of power to flashboard shutdown system 12, illustrate when flashboard cuts out that fault occurs, now, fault transmitter 3 circuit ON, sends to control centre and reports and submits information and accurate location; Flashboard 13 is reset to opening state by reset hand wheel system 4 after failture evacuation.
The utility model is pipeline burst self-closing valve, burst failure is there is by self-driven impeller identification pipe network by the unexpected increasing of pipe network rate of flow of fluid, impeller is moved through transmission system and passes to flashboard closedown executive system by actuation gear, rely on pressure and the flow velocity of pipeline itself, automatic connection valve flashboard drive system, emergency cut-off valve flashboard, and trouble signal is uploaded in time control centre's notice maintenance, after failture evacuation, by reset hand wheel system, valve flashboard is reset to opening state.
Claims (8)
1. pipeline burst self-closing valve, it is characterized in that, comprise valve body (1), valve body (1) two ends are provided with the interface corresponding to pipe network, valve body (1) is provided with fault transmitter (3) and reset hand wheel system (4), described valve body (1) is tightly connected by screw and spool (2).
2. pipeline burst self-closing valve according to claim 1, it is characterized in that, described spool (2) comprises valve core (7) and spool bottom (5), and between described spool bottom (5) and spool (2), vertical direction is arranged with impeller shaft (10), jack shaft and output shaft (11) in parallel.
3. the pipeline burst self-closing valve according to claims 1 or 2, it is characterized in that, described fault transmitter (3) is provided with position switch (19), and position switch (19) is contacted with output shaft (11) by eccentric bushing (18).
4. pipeline burst self-closing valve according to claim 2, it is characterized in that, described impeller shaft (10) is provided with self-pressure drives impeller system (8), described output shaft (11) is provided with flashboard shutdown system (12), described impeller shaft (10), between jack shaft and output shaft (11) by transmission system (9) transferring power.
5. pipeline burst self-closing valve according to claim 4, is characterized in that, described impeller shaft (10) is connected with transmission system (9) by centrifugal clutch.
6. pipeline burst self-closing valve according to claim 4, it is characterized in that, described flashboard shutdown system (12) comprises flashboard (13), described flashboard (13) is fixed on output shaft (11) by flashboard support (14), flashboard return spring (15) and locking nut (16), flashboard shutdown system (12) also comprises flashboard positioning work piece (17), and described flashboard positioning work piece (17) is connected with valve core (7) in spool (2) outlet port by screw.
7. pipeline burst self-closing valve according to claim 4, is characterized in that, described transmission system (9) comprises actuation gear (21), intermediate gear (22) and working gear (23).
8. pipeline burst self-closing valve according to claim 7, it is characterized in that, described working gear (23) one end is connected with output shaft (11) by key (24), and the other end engages with intermediate gear (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328560.XU CN204610919U (en) | 2015-05-20 | 2015-05-20 | Pipeline burst self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328560.XU CN204610919U (en) | 2015-05-20 | 2015-05-20 | Pipeline burst self-closing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204610919U true CN204610919U (en) | 2015-09-02 |
Family
ID=53963486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520328560.XU Expired - Fee Related CN204610919U (en) | 2015-05-20 | 2015-05-20 | Pipeline burst self-closing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204610919U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864111A (en) * | 2015-05-20 | 2015-08-26 | 陕西理工学院 | Pipeline burst self-closed type valve |
| CN108692048A (en) * | 2018-04-17 | 2018-10-23 | 永嘉县恒正阀门有限公司 | Gate valve |
-
2015
- 2015-05-20 CN CN201520328560.XU patent/CN204610919U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104864111A (en) * | 2015-05-20 | 2015-08-26 | 陕西理工学院 | Pipeline burst self-closed type valve |
| CN104864111B (en) * | 2015-05-20 | 2017-12-29 | 陕西理工学院 | A kind of pipeline burst self-closing valve |
| CN108692048A (en) * | 2018-04-17 | 2018-10-23 | 永嘉县恒正阀门有限公司 | Gate valve |
| CN108692048B (en) * | 2018-04-17 | 2019-08-20 | 永嘉县恒正阀门有限公司 | Gate valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20180520 |