CN201764197U - Water leakage protection valve - Google Patents
Water leakage protection valve Download PDFInfo
- Publication number
- CN201764197U CN201764197U CN2010201855894U CN201020185589U CN201764197U CN 201764197 U CN201764197 U CN 201764197U CN 2010201855894 U CN2010201855894 U CN 2010201855894U CN 201020185589 U CN201020185589 U CN 201020185589U CN 201764197 U CN201764197 U CN 201764197U
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- CN
- China
- Prior art keywords
- kelly
- piston
- eccentric wheel
- gear
- door
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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 - Fee Related
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Abstract
The utility model relates to a water leakage protection valve. A seal door (15) is arranged in a casing (1) in the gravity direction; the top end of the rod of the seal door (15) passes through a lever (16); a second reset spring (14) is sleeved at the bottom of the rod of the seal door (15); the lever (16) is connected with a gear (17) and an eccentric wheel (18); the gear (17) and the eccentric wheel (18) are connected to the same shaft; the eccentric wheel (18) passes through a clamping rod (13) inside a tripping mechanism; and the gravity center of the eccentric wheel (18) is offset at one end. The water leakage protection valve defines water leakage by taking the flow rate of water continuously passing through the water leakage protection valve in one step as reference.
Description
Technical field
The utility model relates to a kind of water leakage preventing valve door, particularly a kind ofly is used to find the situation of leaking and cuts off automatically prevent the mechanical device that leaks.
Background technique
Be used for finding the situation of leaking and cut off automatically preventing that the mechanical device that leaks from having the following disadvantages for the utility model patent of (2009201557233) provides a kind of in patent; 1. current promote two-way sealing up a door (11) certain initiating flow, to promote the amplitude of two-way sealing up a door (11) too small even can't promote at all when current when too little or too small of leaking, and just causes piston can't drive tooth plate guide groove (13) in the movable base and final stage gear (29) interlock and leak like this and just can't close when too little or too small; 2. interact between Returnning spring (19) and the Returnning spring (20) and active force opposite, the initiating flow that the elastic force that must increase Returnning spring (20) has so just increased current two-way the sealing up a door of promotion (11) directly causes the leak validity error of situation of discovery bigger than normal; 3. the power of gear train can be delivered on the bar of sealing up a door (10) by movable base, frictional force between bar of sealing up a door (10) and bearing (d), the bearing (e) is increased influences separating of movable base and the bar of sealing up a door (10), also can influence tooth plate guide groove (13) in the movable base and separate with final stage gear (29) and reset.
Summary of the invention
The utility model provides a kind of protection valve that leaks to overcome these deficiencies that exist in the utility model patent (2009201557233).
Highi degree of accuracy piston-type leak stop of the present utility model is made up of shell, impeller, clutch, tripping mechanism and reduction gear.Tripping mechanism is by spring, piston, first Returnning spring, pedestal and kelly are formed, pedestal is provided with the passage that can allow piston pass, pedestal is provided with the kelly passage, kelly is provided with bayonet socket, piston be provided with kelly in the draw-in groove of bayonet socket coupling, piston should be vertically downward, first Returnning spring is enclosed within on the piston rod, spring is arranged in the kelly passage on the pedestal, spring and kelly successively are inserted in the kelly passage on the pedestal, piston successively passes passage on the pedestal and the bayonet socket on the kelly, when the draw-in groove that is provided with on the piston during by the bayonet socket on the kelly, the draw-in groove of kelly on seized piston under the effect of spring is stuck piston and kelly together, and first Returnning spring is compressed.Clutch by second Returnning spring, seal up a door, lever, gear and eccentric wheel form.The masthead end of sealing up a door passes lever, and second Returnning spring is enclosed within the bar bottom of sealing up a door, and lever connects end tooth wheel and eccentric wheel, and gear and eccentric wheel are connected on the same axle, and eccentric wheel passes the kelly in the tripping mechanism, and eccentric deviation of gravity center at one end.Be installed in series water outlet at water meter of the protection valve that leaks is used for directly replacing flowing water Valve.Working as leakage point that water meter beyond the water intake of water meter when leaking is can not walk table, that water meter is walked to show cannot stop beyond the water outlet of leakage point at water meter, general family and commercial water have the characteristics (ducted current should cut in and out) of discontinuity, disposable continuous water can not surpass certain flow value basically, can judge that so basically pipeline or the water consumption device of the water outlet of water meter in getting home leaking if disposable continuous water surpasses this flow value.Originally the drip-preventing function principle of protecting valve of leaking is the standard (this current value can be provided with according to the water situation of different home) of leaking as judgement with the disposable current value of protecting valve by leaking continuously according to These characteristics; continuously the current value current that do not reach setting of the water flow by the protection valve that leaks stop by leaking the protection valve that make zero at once and restart to count flow, as long as disposable (can not there be any pause the centre) continuously the current value that reaches setting of the water flow by the protection valve that the leaks protection valve that leaks close automatically and prevent to leak.
The beneficial effects of the utility model are simple in structure, reliable operation.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is that the utility model tripping mechanism combination of protection in the valve of leaking separates stereogram.
Fig. 2 is the combination separation stereogram that the utility model leaks and protects the clutch in the valve.
Fig. 3 is that the utility model clutch and tripping mechanism each other the position of protection in the valve that leak concerns stereogram.
Fig. 4 is the utility model protection valve working procedure section plan that leaks
Fig. 5 is the utility model protection valve working procedure sectional axonometric drawing that leaks.
Fig. 6 is the utility model protection valve working procedure sectional axonometric drawing that leaks.
1. shells among the figure, 2. water intake, 3. water outlet, 4. wheel chamber, 5. control chamber, 6. impeller, 7. final stage gear, 8. elementary speed change gear, 9. spring, 10. piston, 11. first Returnning spring, 12. pedestals, 13. kellies, 14. second Returnning spring, 15. seal up a door, 16. levers, 17. gear, 18. eccentric wheels
Embodiment
The utility model leaks and protects the tripping mechanism in the valve to form (as shown in Figure 1) by spring (9), piston (10), first Returnning spring (11), pedestal (12) and kelly (13).Pedestal (12) is provided with the passage that can allow piston (10) pass, and pedestal (12) is provided with kelly (13) passage, and kelly (13) is provided with bayonet socket (as shown in Figure 1).Piston (10) be provided with and kelly (13) in the draw-in groove of bayonet socket coupling, piston (10) should be vertically downward, first Returnning spring (11) is enclosed within on piston (10) bar, spring (9) is arranged in kelly (13) passage on the pedestal (12) (as shown in Figure 1).Spring (9) and kelly (13) successively are inserted in kelly (13) passage on the pedestal (12), piston (10) successively passes passage on the pedestal (12) and the bayonet socket on the kelly (13), when draw-in groove that piston (10) go up to be provided with during by the bayonet socket on the kelly (13), the draw-in groove of kelly (13) on seized piston (10) under the effect of spring (9) is stuck piston (10) and kelly (13) together, and first Returnning spring (11) is compressed (as shown in Figure 1).
The utility model leaks and protects the clutch in the valve to form (as shown in Figure 2) by second Returnning spring (14), seal up a door (15), lever (16), gear (17) and eccentric wheel (18).(15) position in shell (1) of sealing up a door is consistent with gravitational direction, and (15) the masthead end of sealing up a door passes lever (16), and second Returnning spring (14) is enclosed within (15) bar bottom of sealing up a door.Lever (16) connects end tooth wheel (17) and eccentric wheel (18), gear (17) and eccentric wheel (18) are connected on the same axle, eccentric wheel (18) passes the kelly (13) (as shown in Figure 3) in the tripping mechanism, the deviation of gravity center of eccentric wheel (18) at one end, lever (16) plays flow amplification (as shown in Figure 2).
The water outlet that (15) seal under the effect of second Returnning spring (19) of sealing up a door, seal up a door simultaneously (15) promote levers (16) and rise and make the gear (17) that is installed in lever (16) one ends and the final stage gear (7) in the train of reduction gears be in separated state, at this moment the final stage gear (7) in gear (17) and the train of reduction gears is in separated state, and eccentric wheel (18) is deviation of gravity center at one end (as shown in Figure 4) under the effect of gravity.
Embodiment one
The protection valve that leaks in the present embodiment is formed (as shown in Figure 4) by shell (1), impeller (6), clutch, tripping mechanism and reduction gear.Driving gear on the impeller (6) and elementary speed change gear (8) interlock in the train of reduction gears, impeller (6) drive the train of reduction gears rotation of slowing down step by step under current promote.Spring (9) and kelly (13) successively are inserted in kelly (13) passage on the pedestal (12), piston (10) passes the passage on the pedestal (12), when draw-in groove that piston (10) go up to be provided with during by the bayonet socket on the kelly (13), the draw-in groove of kelly (13) on seized piston (10) under the effect of spring (9) is stuck piston (10) and kelly (13) together, and first Returnning spring (11) is compressed (as shown in Figure 1).(15) position in shell (1) of sealing up a door is consistent with gravitational direction, and (15) the masthead end of sealing up a door passes lever (16), and second Returnning spring (14) is enclosed within (15) bar bottom of sealing up a door.Lever (16) one end connection gear (17) and eccentric wheel (18), gear (17) and eccentric wheel (18) are connected on the same axle, and eccentric wheel (18) passes the kelly (13) in the tripping mechanism, and the deviation of gravity center of eccentric wheel (18) is (as shown in Figure 3) at one end.Be the disposable current value (as the gear of 2 tons of water) of valve of protecting by leaking continuously of protection valve setpoint that leaks; do not have current by the time water outlet that (15) seal under the effect of second Returnning spring (19) of sealing up a door; seal up a door simultaneously (15) promote levers (16) and rise and make the gear (17) that is installed in lever (16) one ends and the final stage gear (7) in the train of reduction gears be in separated state; at this moment the final stage gear (7) in gear (17) and the train of reduction gears is in separated state, and eccentric wheel (18) is deviation of gravity center at one end (as shown in Figure 4) under the effect of gravity.
Impeller when having current to pass through (6) drives the train of reduction gears rotation of slowing down step by step under current promote, current promote to seal up a door (15) move downward, at this moment seal up a door (15) unclamp the lever (16) that withstands, final stage gear (7) interlock of gear (17) under the effect of gravity and in the gear train, final stage gear (7) driven gear (17) motion, at this moment and gear (17) be connected same axle and go up eccentric wheel (18) and also and then rotate together, second Returnning spring (14) is compressed (as shown in Figure 5).Flow value (the 2 tons of water) current that do not reach setting when the disposable water flow of protecting valve by leaking continuously stop by the protection valve that leaks; at this moment be connected on and drive seal up a door (15) on (15) bar of sealing up a door rise to the top again and upwards seal water outlet under the effect of second Returnning spring (14), seal up a door (15) push lever (16) open makes the gear (17) that is installed in lever (16) one ends separate with final stage gear (7) in the train of reduction gears.Eccentric wheel (18) is partial to an end again under the effect of gravity, flow measurement is made zero and waited for that again current are by the protection valve (as shown in Figure 4) that leaks next time.
If the disposable 2 tons of water (middle without any pause) that reach continuously setting by the water yield of the protection valve that leaks; gear (17) and eccentric wheel (18) produce enough rotations under the drive of final stage gear (7); eccentric wheel (18) is stirred the kelly (13) in the tripping mechanism; make the draw-in groove on the bayonet socket disengaging piston (10) on the kelly (13); piston (10) separates with kelly (13) under the promotion of first Returnning spring (11); the elastic force of first Returnning spring (11) is much larger than the elastic force of second Returnning spring (14), and piston (10) (15) the water outlet current that seal up a door (15) are blocked that descend that promote to seal up a door can not be in closed condition (as shown in Figure 6) by the protection valve that leaks.
Claims (1)
1. protection valve that leaks, it is characterized in that tripping mechanism is by spring (9), piston (10), first Returnning spring (11), pedestal (12) and kelly (13) are formed, pedestal (12) is provided with the passage that can allow piston (10) pass, pedestal (12) is provided with kelly (13) passage, kelly (13) is provided with bayonet socket, piston (10) be provided with and kelly (13) in the draw-in groove of bayonet socket coupling, piston (10) should be vertically downward, first Returnning spring (11) is enclosed within on piston (10) bar, spring (9) is arranged in kelly (13) passage on the pedestal (12), spring (9) and kelly (13) successively are inserted in kelly (13) passage on the pedestal (12), piston (10) successively passes passage on the pedestal (12) and the bayonet socket on the kelly (13), when draw-in groove that piston (10) go up to be provided with during by the bayonet socket on the kelly (13), the draw-in groove of kelly (13) on seized piston (10) under the effect of spring (9) is stuck piston (10) and kelly (13) together, and first Returnning spring (11) is compressed;
Clutch is by second Returnning spring (14), seal up a door (15), lever (16), gear (17). and eccentric wheel (18) is formed, (15) the masthead end of sealing up a door passes lever (16), second Returnning spring (14) is enclosed within (15) bar bottom of sealing up a door, lever (16) connects end tooth wheel (17) and eccentric wheel (18), gear (17) and eccentric wheel (18) are connected on the same axle, eccentric wheel (18) passes the kelly (13) in the tripping mechanism, and the deviation of gravity center of eccentric wheel (18) at one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201855894U CN201764197U (en) | 2010-04-20 | 2010-04-20 | Water leakage protection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201855894U CN201764197U (en) | 2010-04-20 | 2010-04-20 | Water leakage protection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201764197U true CN201764197U (en) | 2011-03-16 |
Family
ID=43716802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201855894U Expired - Fee Related CN201764197U (en) | 2010-04-20 | 2010-04-20 | Water leakage protection valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201764197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927402A (en) * | 2012-11-08 | 2013-02-13 | 刘绍康 | Fixedly plugging method and device by using cone, eccentric wheels and wedges |
-
2010
- 2010-04-20 CN CN2010201855894U patent/CN201764197U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927402A (en) * | 2012-11-08 | 2013-02-13 | 刘绍康 | Fixedly plugging method and device by using cone, eccentric wheels and wedges |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Shen Qi Document name: Notification of Acceptance of Patent Application |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110316 Termination date: 20110420 |