CN203836351U

CN203836351U - Water self-closing valve after water supply failure under central control

Info

Publication number: CN203836351U
Application number: CN201420277873.2U
Authority: CN
Inventors: 罗平忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-05-28
Filing date: 2014-05-28
Publication date: 2014-09-17
Anticipated expiration: 2024-05-28

Abstract

The utility model provides a water self-closing valve after water supply failure under central control which is mounted on a main water supply pipe to collectively control all water taps and indoor water pipes connected to the main pipe, can work in a wide water pressure range, can perform detection and intelligent control on the opening and closing states of all the water taps and the sealing conditions of the indoor water pipes, can keep smooth humanized water flow when short-time water failure occurs, and can detect and control small leakage of a water outlet exactly. The water self-closing valve after water supply failure under central control has such a structure that comprises a ceramic valve A, a ceramic valve B, an executing valve, a time delay valve, a water tank, a floating ball, a floating ball rod, a single-way valve, a boosting valve, an anti-vibration selector valve, a safety valve, a filter A, a water inlet pipe, a water inlet, a water outlet pipe, the water outlet, a pressure measuring pipe, a water filling pipe and a pipeline.

Description

Center-control cut off the water after water Self-closed water valve

Technical field

The utility model relates to a kind of center-control cut off the water after water Self-closed water valve, to belong to water supply valve technical field, relate to the physical principles such as fluid control, liquid buoyancy, equalising torque, negative pressure of vacuum, be applied to centralized control, be connected in a plurality of water outlets on supervisor on vibration means for main pipe for supplying water.

Background technique

Known Household water tap all has water intake, water outlet, three opening ends of handle, while often occurring cutting off the water in actual applications, forget the situation of closed tap, after resuming water supply, water tap is metalled run out, cause water resource waste, even when floor drain stops up " water logging seven armies ", flood floor, wall, furniture, cause any property loss to oneself and neighbours.

Many patents that address this is that are disclosed at present, as ZL992322340, CN952036177, CN85203289, ZL2010205577120 etc. are Self-closed water tap for stopping water, just for single water outlet, control, in practical application, one family need to be changed all water taps in family simultaneously, just can reach the effect of water-stopping self-closing while forgetting closed tap, cause the dual waste of economy and property; In addition, these patents, owing to being arranged on outlet terminal, occur that for indoor water pipe the situation of leaking can not effectively detect and protect; Have, these patents adopt is all the mode that moment closes while cutting off the water again, can closed tap if run into cutting off the water in short-term also of frequent appearance in actual waters supply, use very inconvenient; Also has disclosed utility model patent ZL2013202225778 intelligent pressure/differential formula Water valve self-closed in water cut, realize a plurality of water taps of centralized control, when cutting off the water in short-term, kept the unimpeded effect that supplies water, but in the situation that water outlet only has tiny leakage, be difficult to accurate control.

Summary of the invention

In order to solve ordinary faucet, there is no water-stopping self-closing function, Self-closed water tap for stopping water can only be controlled single water outlet, cannot leak by sensing chamber's inner conduit, the closed tap impersonality immediately of cutting off the water in short-term, intelligent pressure/differential formula Water valve self-closed in water cut is difficult to accurately detect the defect of controlling water outlet tiny leakage, the utility model provides a kind of being arranged on vibration means for main pipe for supplying water to be connected in all water taps and the indoor water pipe on supervisor with centralized control, can wide hydraulic pressure work, open and-shut mode that can be to all water taps, the sealing situation of indoor water pipe detects simultaneously, intelligent control, can when occurring that the short time cuts off the water, keep hommization to supply water unimpeded, the center-control that can water outlet minute leakage accurately be detected and be controlled cut off the water after water Self-closed water valve.

The technological scheme that the utility model solves the problems of the technologies described above or defect adopts: the utility model structure comprises ceramic valve A, ceramic valve B, carries out valve, time-delay valve, water tank, ball float, ball lever, one-way valve, booster valve, anti-shake selector valve, safety valve, filter A and intake pipe, water intake, outlet pipe, water outlet, pressure pipe, charging pipe, pipeline.

Described ceramic valve A is by declutch shift shaft A, fastening piece A, shift fork A, moving plate A, fixed plate A, valve pocket A and import A, outlet A, filling opening, pressure tappings, silicone-rubber seals A, flange A, bolt hole A forms, and moving plate A is by osculum A, osculum B, groove A, shift fork hole A forms, and described fixed plate A is by water inlet A, water inlet B, filling port, pressure-taking hole, projection A forms, the working surface laminating of moving plate A and fixed plate A, and the sense of rotation of moving plate A is clockwise, angle of swing is 135 degree to the maximum, water inlet A, water inlet B is that angle is the covering of the fan through hole of 45 degree, both horizontal symmetrical layouts, and osculum B is and water inlet B shape, covering of the fan through hole of the same size, osculum A is also that angle is the covering of the fan through hole of 45 degree, the outer arc radius of its outer arc radius and water inlet A is isometric, described in inner arc radius ratio, the outer arc radius of groove A is bigger, osculum A, osculum B is also that horizontal symmetrical is arranged on moving plate A, water inlet A and osculum A during original state, water inlet B and osculum B connect, the angle of pressure-taking hole and the fixed plate A line of centres is upwards 67.5 degree of level, the distance at itself and fixed plate A center is between the arc end radius of osculum B, the angle of filling port and the fixed plate A line of centres is downward 82.5 degree of level, the distance at itself and fixed plate A center is between the arc end radius of groove A, the covering of the fan angle of groove A is 157.5 degree, on it, along the line with moving plate A center, be upwards 22.5 degree of level, its lower edge is downward 45 degree of level with the line at moving plate A center, groove A is the non-penetrating blind slot that is positioned at moving plate A working surface, shift fork hole A is two blind holes that are positioned at the vertical symmetry of moving plate A shift fork face, silicone-rubber seals A is by seal ring A, seal ring B, seal ring C forms, and seal ring A size is coincide with the outer of fixed plate A, and the diameter of seal ring B is more bigger than pressure-taking hole, and the diameter of seal ring C is more bigger than filling port, and the bottom of valve pocket A has import A, filling opening, 3 through holes of pressure tappings, side has the screens groove A corresponding with protruding A, and middle part has the through hole of outlet A, has the bolt hole A that 4 through holes form on flange A, presses silicone-rubber seals A during assembling from bottom to top, fixed plate A, moving plate A, shift fork A, the assembled in sequence of declutch shift shaft A is in valve pocket A, fastening piece A is inserted in and is fixed on the top of valve pocket A from declutch shift shaft A upper end, import A and described intake pipe are connected, outlet A and described outlet pipe are connected, filling opening and described charging pipe are connected, pressure tappings and described pressure pipe are connected, and flange A is fixed on a perpendicular end surface of described water tank, and declutch shift shaft A penetrates water tank and described ball lever one end is fixed from this perpendicular end surface.

Described ceramic valve B is by declutch shift shaft B, fastening piece B, shift fork B, moving plate B, fixed plate B, valve pocket B and import B, outlet B, silicone-rubber seals B, flange B, bolt hole B, push rod A forms, moving plate B working surface and the laminating of fixed plate B working surface during normal work, push rod A one end has square hole, the other end has penetrating groove B, and moving plate B left end has out pressure hole, is that angle is the covering of the fan through hole of 45 degree, moving plate B shift fork face middle part Vertical direction has shift fork hole B, it comprises two symmetrical blind holes, has an entrance pressure hole B on fixed plate B, and its position is at moving plate B, during the initial position of fixed plate B working surface laminating, be positioned in the middle of the lower end radius in pressure hole, the sense of rotation of moving plate B is clockwise, angle of swing is 90 degree to the maximum, projection B is Vertical direction, silicone-rubber seals B is O type silica gel sealing ring, its size is coincide with the outer of fixed plate B, the bottom of valve pocket B has import B through hole, and side has the screens groove B corresponding with protruding B, and middle part has the through hole of outlet B, on flange B, have the bolt hole B that 4 through holes form, during assembling, press silicone-rubber seals B from bottom to top, fixed plate B, moving plate B, shift fork B, the assembled in sequence of declutch shift shaft B is in valve pocket B, fastening piece B is inserted in and is fixed on the top of valve pocket B from declutch shift shaft B upper end, the square hole on push rod A and declutch shift shaft B fix, and groove B is set on the push rod B of described time-delay valve, import B and described pressure pipe are connected, the straight-through atmosphere of outlet B.

Described execution valve is two-position four-way valve, by valve A, entrance pressure hole A, piston A, elastic component A, shoulder A, through hole A, shoulder B, Sealing A, piston rod A, through hole B, through hole C, Sealing B, through hole D forms, piston A is fixed on one end of piston rod A, Sealing B is fixed on the middle part of piston rod A and is positioned at shoulder A, between shoulder B, Sealing A is fixed on the other end of piston rod A, elastic component A is installed between piston A and shoulder A, entrance pressure hole A and described pressure pipe are connected, through hole D leads directly to atmosphere, through hole C and described charging pipe are connected, the inflow termination of one end of through hole B and described anti-shake selector valve and described one-way valve is logical, through hole A and described water tank bottom outlet are connected.

Described time-delay valve is by valve B, entrance pressure hole C, piston B, elastic component B, damping hole, fastening piece C, filter B, seal ring D, piston rod B, push rod B, air chamber, through hole E forms, damping hole is the through hole on valve B, fastening piece C is fixed on filter B between damping hole and valve B, fastening piece C middle part has through hole E, entrance pressure hole C connects by described pipeline and described intake pipe, damping hole passes through filter B, through hole E leads directly to atmosphere, push rod B is vertically fixed on one end of piston rod B, push rod B stretches in the groove B of described ceramic valve B, and can in groove B, be free to slide.

Described ball lever is positioned at described water tank, and one end and described ball float are fixed, and the other end and described declutch shift shaft A fix, and ball lever and be fixed on the line that the ball float of ball lever one end forms is downward 60 to spend with horizontal line angle when normality.

Described ball float is the stainless steel spheroid of hollow, and the described ball lever that is centered close to of ball float extends axially on line, and ball lever and horizontal line angle are downward 60 degree; Ball float is positioned at the bottom of described water tank when normality.

Described booster valve is common two-position switch valve, during normality, turn-offs, and manually can open, and one end and described pressure pipe are connected, and the other end and described intake pipe are connected.

Described anti-shake selector valve is common two-position switch valve, has and opens and turn-off two working staties, and one end and described pressure pipe are connected, and the through hole B of the other end and described execution valve connects.

Described one-way valve is known liquid non-return valve, and it flows into end and connects with the through hole B of described execution valve, and its outflow end and described pressure pipe are connected.

Described safety valve is known general purpose single entrance safety valve, is arranged on intake pipe.

Described filter A is Stainless Steel Wrap Wire web filter, is arranged between described water intake and intake pipe.

Described water tank is the uncovered barrel shaped structure in upper end, the uncovered straight-through atmosphere in upper-end surface, and water tank bottom has water tank bottom outlet, and the through hole A of water tank bottom outlet and described execution valve connects; Flange A on the fixing described ceramic valve A of a perpendicular end surface of water tank, described declutch shift shaft A penetrates water tank, and perforating position carries out waterproof sealing.

Described water intake is communicated with outside water pipe, and water outlet is communicated with indoor water pipe.

The beneficial effects of the utility model: the utility model center-control cut off the water after water Self-closed water valve be arranged on vibration means for main pipe for supplying water, with centralized detecting and control, be arranged on a plurality of water taps and the indoor water pipe on water outlet, possess tap forget close or when indoor water pipe leaks water automatically close for water passage, tap Close All and indoor water pipe water when leaking keeps supplying water unimpeded automatically, while occurring cutting off the water in short-term in normal water utilizing process, automatically keep the unimpeded function that supplies water, can water outlet minute leakage accurately be detected and be controlled, and wide hydraulic pressure work, compact structure, long service life, act on the features such as obvious, be particularly suitable for the production of retrofiting of water valve producer.

Accompanying drawing explanation:

Fig. 1 is general structure schematic diagram of the present utility model;

Fig. 2 is the structural representation of carrying out valve 17;

Fig. 3 is the external interface schematic diagram of ceramic valve A1;

Fig. 4 is the structural representation of ceramic valve A1;

Fig. 5 is the face structure schematic diagram of fixed plate A39;

Fig. 6 is the shift fork face structural representation of moving plate A45;

Fig. 7 is the face structure schematic diagram of moving plate A45;

Fig. 8 is the structural representation of silicone-rubber seals A55;

Fig. 9 is the structural representation of ceramic valve B18;

Figure 10 is the face structure schematic diagram of fixed plate B64;

Figure 11 is the shift fork face structural representation of moving plate B63;

Figure 12 is the structural representation of time-delay valve 19;

Figure 13 is the structural representation of push rod A70;

Figure 14 is the structure worm's eye view of valve pocket A42;

Figure 15 is the structure worm's eye view of valve pocket B67;

Table 1 is the working state table of each interface of ceramic valve A1;

Table 2 is interfaces state tables of ceramic valve B18;

Table 3 is break-make relation tables of carrying out valve 17 each through holes.

Description of reference numerals: 1. ceramic valve A, 2. declutch shift shaft A, 3. ball lever, 4. ball float, 5. water tank, 6. pressure pipe, 7. outlet pipe, 8. water outlet, 9. anti-shake selector valve, 10. booster valve, 11. intake pipes, 12. safety valves, 13. filter A, 14. water intakes, 15. pipelines, 16. one-way valves, 17. carry out valve, 18. ceramic valve B, 19. time-delay valves, 20. water tank bottom outlets, 21. charging pipes, 22. elastic component A, 23. shoulder A, 24. through hole A, 25. shoulder B, 26. Sealing A, 27. piston rod A, 28. through hole D, 29. Sealing B, 30. through hole C, 31. through hole B, 32. valve As, 33. entrance pressure hole A, 34. piston A, 35. pressure tappings, 36. outlet A, 37. import A, 38. filling openings, 39. fixed plate A, 40. flange A, 41. bolt hole A, 42. valve pocket A, 43. fastening piece A, 44. shift fork A, 45. moving plate A, 46. water inlet B, 47. protruding A, 48. pressure-taking holes, 49. water inlet A, 50. filling ports, 51. osculum B, 52. shift fork hole A, 53. osculum A, 54. groove A, 55. silicone-rubber seals A, 56. seal ring B, 57. seal ring C, 58. seal ring A, 59. declutch shift shaft B, 60. fastening piece B, 61. shift fork B, 62. outlet B, 63. moving plate B, 64. fixed plate B, 65. import B, 66. silicone-rubber seals B, 67. valve pocket B, 68. flange B, 69. bolt hole B, 70. push rod A, 71. groove B, 72. entrance pressure hole B, 73. protruding B, 74. go out to press hole, 75. shift fork hole B, 76. valve Bs, 77. entrance pressure hole C, 78. piston B, 79. elastic component B, 80. damping holes, 81. fastening piece C, 82. filter B, 83. seal ring D, 84. push rod B, 85. piston rod B, 86. air chambers, 87. square holes, 88. screens groove A, 89. screens groove B, 90. through hole E.

Embodiment: with reference to accompanying drawing 1～15, table 1～3, the utility model comprises: ceramic valve A1, declutch shift shaft A2, ball lever 3, ball float 4, water tank 5, pressure pipe 6, outlet pipe 7, water outlet 8, anti-shake selector valve 9, booster valve 10, intake pipe 11, safety valve 12, filter A13, water intake 14, pipeline 15, one-way valve 16, carry out valve 17, ceramic valve B18, time-delay valve 19, water tank bottom outlet 20, charging pipe 21, elastic component A22, shoulder A23, through hole A24, shoulder B25, Sealing A26, piston rod A27, through hole D28, Sealing B29, through hole C30, through hole B31, valve A 32, entrance pressure hole A33, piston A34, pressure tappings 35, outlet A36, import A37, filling opening 38, fixed plate A39, flange A40, bolt hole A41, valve pocket A42, fastening piece A43, shift fork A44, moving plate A45, water inlet B46, projection A47, pressure-taking hole 48, water inlet A49, filling port 50, osculum B51, shift fork hole A52, osculum A53, groove A54, silicone-rubber seals A55, seal ring B56, seal ring C57, seal ring A58, declutch shift shaft B59, fastening piece B60, shift fork B61, outlet B62, moving plate B63, fixed plate B64, import B65, silicone-rubber seals B66, valve pocket B67, flange B68, bolt hole B69, push rod A70, groove B71, entrance pressure hole B72, projection B73, go out to press hole 74, shift fork hole B75, valve B 76, entrance pressure hole C77, piston B78, elastic component B79, damping hole 80, fastening piece C81, filter B 82, seal ring D83, push rod B84, piston rod B85, air chamber 86, square hole 87, screens groove A88, screens groove B89, through hole E90.

The import A37 of described ceramic valve A1 is by the space between seal ring A58 and seal ring B56, seal ring C57 and water inlet A49, water inlet B46 Heng Tong, filling opening 38-seal ring C57-filling port 50 Heng Tongs, pressure tappings 35-seal ring B56-pressure-taking hole 48 Heng Tongs, outlet A36 is by the gap between shift fork A44 and valve pocket A42 and osculum A53, osculum B51 Heng Tong; Ceramic valve A1 is in initial position, be moving plate A45 while not rotating: water inlet B46 and osculum B51, water inlet A49 and osculum A53 connect respectively, be that import A37-outlet A36 connects, filling port 50 is connected with groove A54 connection, groove A54 and water inlet A49, and import A37-filling opening 38 is connected; Moving plate A45 shift fork face turns clockwise while spending over 22.5: import A37-outlet A36 still connects, and the left edge of groove A54 starts to connect with water inlet B46, and the right edge of groove A54 is in the A49 of water inlet, and import A37-filling opening 38 is connected; Moving plate A45 shift fork face turns clockwise while spending over 45: water inlet B46 and osculum B51, water inlet A49 and osculum A53 turn-off simultaneously, be that import A37-outlet A36 turn-offs, groove A54's is right along departing from water inlet A49, but groove A54 and water inlet B46 connect, import A37-filling opening 38 is connected; When the dextrorotation of moving plate A45 shift fork face turn 90 degrees: import A37-outlet A36 still turn-offs, and import A37-filling opening 38 is still connected, osculum B51 and pressure-taking hole 48 start to connect, and export A36-pressure tappings 35 and start to connect; Moving plate A45 shift fork face turns clockwise 105 while spending: import A37-outlet A36 still turn-offs, and outlet A36-pressure tappings 35 is still connected, and groove A54 departs from filling port 50 completely, i.e. import A37-filling opening 38 shutoffs; The working state of each interface of ceramic valve A1 is in Table 1.

The working state table of each interface of table 1 ceramic valve A1.

The import B65 of described ceramic valve B18 is by hollow space and the entrance pressure hole B72 Heng Tong of silicone-rubber seals B66, and outlet B62 is by Yu Chuya hole, gap 74 Heng Tongs between shift fork B61 and valve pocket B67; When moving plate B63 does not rotate: entrance pressure hole B72-go out to press hole 74 to connect, i.e. import B65-outlet B62 connects; After moving plate B63 starts to turn clockwise: entrance pressure hole B72-go out to press hole 74 to turn-off, i.e. import B65-outlet B62 turn-offs; The interfaces state of ceramic valve B18 is in Table 2.

The interfaces state table of table 2 ceramic valve B18.

The moving plate B63 angle beta that turns clockwise	0 degree	0 degree < β≤90 degree
			Import B65-outlet B62	Connect	Turn-off

Described execution valve 17 is two-position four-way valves, when entrance pressure hole A33 is with no pressure, piston A34 is subject to the active force of elastic component A22 to remain on the left side of valve A 32 inside, Sealing B29 sealing shoulder A23, turn-off the passage between through hole A24 and through hole D28, through hole A24 and through hole C30 connect simultaneously, and Sealing A26 sealing shoulder B25, turn-offs the passage between through hole B31 and through hole C30, through hole A24; When entrance pressure hole A33 has pressure, piston A34 is subject to active force to the right, active force and surface friction drag promotion piston A34 that this active force overcomes elastic component A22 move right, Sealing B29 sealing shoulder B25, turn-off the passage between through hole A24 and through hole C30, through hole A24 and through hole D28 connect simultaneously, and Sealing A26 opens the passage between rear connection through hole B31 and through hole C30; Carry out the break-make relation of valve 17 each through holes in Table 3.

Table 3 is carried out the break-make relation table of valve 17 each through holes.

When the entrance pressure hole C77 of described time-delay valve 19 is with no pressure, piston B78 is subject to elastic component B79 force retaining left in the left side of air chamber 86; When entrance pressure hole C77 has pressure, piston B78 is subject to active force to the right, this active force overcomes elastic component B79 power and surface friction drag promotion piston B78 left and moves right, air in air chamber 86 is compressed, pressurized gas will hinder the motion of piston B78, along with pressurized gas through damping hole 80, filter B 82, through hole E90 to external leakage, the pressure decreased of air chamber 86, piston B78 recovers to move right, that is to say that piston B78 motion is to the right slowly, final piston B78 stops after moving to the right side of air chamber 86; During entrance pressure hole C77 decompression, the rebounding force of compressed elastic component B79 promotes piston B78 to left movement after overcoming surface friction drag, due to the effect of damping hole 80, the air outside valve B 76 can only slowly enter air chamber 86, in the movement velocity of the interior formation negative pressure of vacuum of air chamber 86 retardation piston B78; That is to say, piston B78 moves to another one end face from any one end face of air chamber 86 all needs time delay; The effect of filter B 82 is to filter tiny dust, with what guarantee to enter air chamber 86, is clean air.

Described ball lever 3 one end and described ball float 4 are fixing, and the other end and declutch shift shaft A2 fix, and when the water level in water tank 5 raises, ball float 4 is floated by floating function counterclockwise, and declutch shift shaft A2 is synchronously rotated counterclockwise; Shift fork A44 drives moving plate A45 to turn clockwise in the direction shown in Fig. 6; Otherwise when the water level in water tank 5 reduces, ball float 4 falls clockwise, declutch shift shaft A2 synchronously turns clockwise; Shift fork A44 drives moving plate A45 to be rotated counterclockwise in the direction shown in Fig. 6; The rotation of moving plate A45 causes the break-make relation between each interface of ceramic valve A1 change (in Table 1).

Described booster valve 10 is common two-position switch valve, during normality, turn-offs, and manually can open.

Described anti-shake selector valve 9 is common two-position switch valve, has and opens and turn-off two positions, and user can select to open or turn-off two kinds of working staties as required.

Described one-way valve 16 is known liquid non-return valve, when it flows into end pressure higher than outflow end, flows into end and connects with outflow end; Otherwise, while flowing into end pressure lower than outflow end, flow into end and turn-off with outflow end.

Described safety valve 12 is known general purpose single entrance safety valve, consider that municipal tap water pressure range is between 0.10～0.6Mpa, it is 0.8 Mpa that the operating pressure of safety valve 12 is set up, hydraulic pressure in intake pipe 11 is during lower than 0.8 Mpa, safety valve 12 not pressure releases, and hydraulic pressure in intake pipe 11 is during higher than 0.8 Mpa, safety valve 12 is opened outside pressure release, to guarantee that this installs each member trouble free service.

Described filter A13 has been mainly the effect of filtrate rationality impurity, guarantees that this installs each member trouble free service.

Working principle of the present utility model is described as follows, shown in accompanying drawing 1～15, table 1～3.

Embodiment 1, anti-shake selector valve 9 open without anti-shake mode of operation.

1., while cutting off the water, each member is in the initial position shown in accompanying drawing 1.

2. recover water, in intake pipe 11, be filled with the water of pressure: (1) import A37-outlet A36 connects (in Table 1), current through intake pipe 11 → import A37 → outlet A36 → outlet pipe 7 → water outlet 8 to indoor water pipe water-filling; (2) import A37-filling opening 38 is connected, current enter water tank 5 through intake pipe 11 → import A37 → filling opening 38 → charging pipe 21 → through hole C30 → through hole A24 → water tank bottom outlet 20, the interior water level of water tank 5 constantly raises, ball float 4 is floated by floating function counterclockwise, and declutch shift shaft A2 drives moving plate A45 to turn clockwise in the direction shown in accompanying drawing 6; (3) hydraulic pressure of intake pipe 11 enters the entrance pressure hole C77 of time-delay valve 19 by pipeline 15, promote piston B78 motion, push rod B84 promotes groove B71, drive moving plate B63 rotation, import B65-outlet B62 turn-offs rapidly, at moving plate B63, start rotation until in the process of 90 degree, import B65-outlet B62 turn-offs all the time.

3. moving plate A45 turns clockwise 45 while spending: (1) import A37-outlet A36 turn-offs, and intake pipe 11-water outlet 8 synchronously turn-offs, and current will no longer enter indoor water pipe; (2) import A37-filling opening 38 is still connected, and the water level in water tank 5 continues to raise, and moving plate A45 continues to turn clockwise in the direction shown in accompanying drawing 6.

4. when moving plate A45 dextrorotation turn 90 degrees: import A37-outlet A36 turn-offs, import A37-filling opening 38 is connected, and outlet A36-pressure tappings 35 is connected, and import B65-outlet B62 turn-offs.

(1) indoor all water taps are all closed, and indoor water pipe is without leakage.

1. at moving plate A45, turn clockwise and 45～90 spend in journey, although current no longer enter indoor water pipe, the pressure P 1 of the water that indoor water pipe has been full of is not leaked; Pressure P 1 is through outlet A36 → pressure tappings 35 → pressure pipe, 6 → entrance pressure hole A33, now anti-shake selector valve 9 is opened, one-way valve 16 oppositely turn-offs, booster valve 10 turn-offs, import B65-outlet B62 of ceramic valve B18 turn-offs, pressure P 1 does not have leakage way, and P1 moves right promotion piston A34; Because through hole B31-through hole C30 connects, the hydraulic pressure P of intake pipe 11 enters pressure pipe 6, entrance pressure hole A33 by import A37 → filling opening 38 → charging pipe 21 → through hole C30 → through hole B31 → anti-shake selector valve 9, consolidates the operating state of carrying out valve 17; Through hole A24-through hole D28 connects, and the water in water tank 5 starts to leak, and through hole A24-through hole C30 turn-offs simultaneously, and water tank 5 does not have current to supplement, and the water in water tank 5 will all leak, and ball float 4 is got back to the bottom of water tank 5; Import A37-outlet A36 connects completely, is also that intake pipe 11 is connected with outlet pipe 7.

Visible: indoor all water taps all close and the leak free situation of indoor water pipe under, supply water that it is unimpeded to be able to, possess the condition of normal water.

2. normal water: when fetching boiling water leading water, hydraulic pressure in outlet pipe 7, intake pipe 11 can decrease, owing to now exporting, A36-pressure tappings 35 turn-offs, anti-shake selector valve 9 is opened, through hole B31-through hole C30 connects, hydraulic pressure in pressure pipe 6 is the same with hydraulic pressure P in intake pipe 11 also can decrease, but entrance pressure hole A33 is still in there being pressure condition, carries out valve 17 and keeps operating states, guaranteed that water tank 5 is in anhydrous state, intake pipe 11-outlet pipe 7 keeps connecting; During closed tap, the hydraulic pressure in outlet pipe 7, intake pipe 11, pressure pipe 6 raises again, guarantees that entrance pressure hole A33 is in there being pressure condition, and intake pipe 11-outlet pipe 7 keeps connecting.

Visible: no matter water tap is opened is still closed, and carries out valve 17 and remains operating state, and intake pipe 11-outlet pipe 7 remains connection, has realized normal water.

3. again cut off the water: the hydraulic pressure in pressure pipe 6 leaks to intake pipe 11 rapidly through the anti-shake selector valve 9 → through hole B31 → through hole C30 opening, carry out the rapid decompression of entrance pressure hole A33 of valve 17, carry out valve 17 and get back to original state, time-delay valve 19 is also got back to initial position after t time delay, import B65-outlet B62 connects, and makes the pressure in pressure pipe 6 leak to 0 completely; Again after water, will again detect, control.

(2) indoor have water tap to forget to close or indoor water pipe has leakage.

1. at moving plate A45, turn clockwise and 45～90 spend in journey, because current no longer enter indoor water pipe, the pressure P 1 of the water that indoor water pipe has been full of will be leaked complete, and A33 is with no pressure for pressure tappings 35, pressure pipe 6, entrance pressure hole, carry out valve 17 and keep initial position, water tank 5 water levels continue to raise; 2. moving plate A45 turns clockwise 105 while spending: import A37-filling opening 38 turn-offs, and water tank 5 water levels no longer raise; Now import A37-outlet A36 turn-offs, and intake pipe 11-outlet pipe 7 turn-offs.

Visible: indoor, have water tap to forget to close or indoor water pipe has leakage in the situation that, realized water self-closing.

If 3. again cut off the water: because outlet pipe 7 is interior with no pressure, pressure pipe 6, entrance pressure hole 33 are with no pressure, to carry out valve 17 and keep original states, the water level in water tank 5 remains at high water level; Again after water, will can again not detect, control.

4. manual power assisting: open booster valve 10, hydraulic pressure in intake pipe 11 promotes piston A34 through booster valve 10 → pressure pipe, 6 → entrance pressure hole A33 and moves right, thereafter with embodiment 1,4.(1) 1. same, carry out valve 17 actions, intake pipe 11 recovers to connect with outlet pipe 7, recovers normal water.

The anti-shake mode of operation that embodiment 2, anti-shake selector valve 9 are closed.

4. when moving plate A45 dextrorotation turn 90 degrees: import A37-outlet A36 turn-offs, import A37-filling opening 38 is connected, and outlet A36-pressure tappings 35 is connected,, import B65-outlet B62 turn-offs.

1. at moving plate A45, turn clockwise and 45～90 spend in journey, although current no longer enter indoor water pipe, the pressure P 1 of the water that indoor water pipe has been full of is not leaked; Pressure P 1 is through water outlet 8 → outlet pipe 7 → outlet A36 → pressure tappings 35 → pressure pipe, 6 → entrance pressure hole A33, now anti-shake selector valve 9 cuts out, one-way valve 16 oppositely turn-offs, booster valve 10 turn-offs, import B65-outlet B62 of ceramic valve B18 turn-offs, pressure P 1 moves right promotion piston A34, through hole A24-through hole D28 connects, water in water tank 5 starts to leak, through hole A24-through hole C30 turn-offs simultaneously, water tank 5 does not have current to supplement, water in water tank 5 will all leak, and ball float 4 is got back to the bottom of water tank 5; Import A37-outlet A36 connects, and is also that intake pipe 11 is connected with outlet pipe 7.

2. normal water: when fetching boiling water leading water, hydraulic pressure in outlet pipe 7, intake pipe 11 can decrease, owing to now exporting, A36-pressure tappings 35 turn-offs, anti-shake selector valve 9 cuts out, one-way valve 16 oppositely turn-offs, through hole B31-through hole C30 connects, hydraulic pressure in pressure pipe 6 can not reduce, and entrance pressure hole A33, all the time in there being pressure condition, carries out valve 17 and keeps operating state, guaranteed that water tank 5 is in anhydrous state, intake pipe 11-outlet pipe 7 keeps connecting; During closed tap, hydraulic pressure in outlet pipe 7, intake pipe 11 raises again, this pressure P 2 during higher than hydraulic pressure in pressure pipe 6 one-way valve 16 connect, hydraulic pressure in pressure pipe 6 will rise to P2, if this pressure P 2 during lower than hydraulic pressure in pressure pipe 6 one-way valve 16 oppositely turn-off, hydraulic pressure in pressure pipe 6 can not change, and guarantees that entrance pressure hole A33 is in there being pressure condition, and intake pipe 11-outlet pipe 7 keeps connecting.

Visible: to have realized normal water; And the pressure in pressure pipe 6 can reach the moment maximum pressure in water supply.

3. cut off the water in short-term: because outlet A36-pressure tappings 35 turn-offs, anti-shake selector valve 9 turn-offs, booster valve 10 turn-offs, one-way valve 16 oppositely turn-offs, import B65-outlet B62 turn-offs, hydraulic pressure in pressure pipe 6 does not have leakage way, the entrance pressure hole A33 that carries out valve 17 has maintained pressure, carries out valve 17 and keeps operating state; The entrance pressure hole C77 decompression of time-delay valve 19, piston B78 will be slowly to left movement, and import B65-outlet B62 keeps turn-offing; Only have through time delay t piston B78 and just can get back to the left side of air chamber 86, import B65-outlet B62 recovers conducting, pressure in pressure pipe 6, is carried out valve 17 and is got back to original state to large gas leakage through import B65 → outlet B62, again after water, will again detect, control.

As long as recover water between 0～t, the entrance pressure hole C77 of time-delay valve 19 recovers to have pressure condition, piston B78 will slowly move right, import B65-outlet B62 keeps turn-offing, pressure in pressure pipe 6 does not have leakage way, the entrance pressure hole A33 that carries out valve 17 has maintained pressure, carries out valve 17 and keeps operating state, and intake pipe 11-outlet pipe 7 keeps connecting.

Visible: in normal water utilizing process, occur being less than cutting off the water in short-term of t, intake pipe 11-outlet pipe 7 keeps connecting, and this has just realized anti-shake function; Only have water stopping time to surpass t, this device just can be got back to original state.

(2) indoor have water tap to forget to close or indoor water pipe has leakage.

1. at moving plate A45, turn clockwise and 45～90 spend in journey, because current no longer enter indoor water pipe, the pressure P 1 of the water that indoor water pipe has been full of will be leaked complete; A33 is with no pressure for pressure tappings 35, pressure pipe 6, entrance pressure hole, carries out valve 17 and keeps initial position, and water tank 5 water levels continue to raise.

2. moving plate A45 turns clockwise 105 while spending: import A37-filling opening 38 turn-offs, and water tank 5 water levels no longer raise; Now import A37-outlet A36 turn-offs, and intake pipe 11-outlet pipe 7 turn-offs.

3. again cut off the water: because outlet pipe 7 is interior anhydrous, pressure pipe 6, entrance pressure hole 33 are with no pressure, carry out valve 17 and keep original states, the water level in water tank 5 remains at high water level; Again after water, will can again not detect, control.

4. manual power assisting: open booster valve 10, hydraulic pressure in intake pipe 11 promotes piston A34 through booster valve 10 → pressure pipe, 6 → entrance pressure hole A33 and moves right, thereafter with embodiment 2,4.(1) 1. same, carry out valve 17 actions, intake pipe 11 recovers to connect with outlet pipe 7, normally water.

Claims

Center-control cut off the water after a water Self-closed water valve, structure comprises ceramic valve A, ceramic valve B, carries out valve, time-delay valve, water tank, ball float, ball lever, one-way valve, booster valve, anti-shake selector valve, safety valve, filter A and intake pipe, water intake, outlet pipe, water outlet, pressure pipe, charging pipe, pipeline, it is characterized in that: described ceramic valve A is by declutch shift shaft A, fastening piece A, shift fork A, moving plate A, fixed plate A, valve pocket A and import A, outlet A, filling opening, pressure tappings, silicone-rubber seals A, flange A, bolt hole A forms, and moving plate A is by osculum A, osculum B, groove A, shift fork hole A forms, and described fixed plate A is by water inlet A, water inlet B, filling port, pressure-taking hole, projection A forms, the working surface laminating of moving plate A and fixed plate A, and the sense of rotation of moving plate A is clockwise, angle of swing is 135 degree to the maximum, water inlet A, water inlet B is that angle is the covering of the fan through hole of 45 degree, both horizontal symmetrical layouts, and osculum B is and water inlet B shape, covering of the fan through hole of the same size, osculum A is also that angle is the covering of the fan through hole of 45 degree, the outer arc footpath of its outer arc footpath and water inlet A is isometric, inner arc footpath is more bigger than the outer arc footpath of described groove A, osculum A, osculum B is also that horizontal symmetrical is arranged on moving plate A, water inlet A and osculum A during original state, water inlet B and osculum B connect, the angle of pressure-taking hole and the fixed plate A line of centres is upwards 67.5 degree of level, the distance at itself and fixed plate A center is between the arc end radius of osculum B, the angle of filling port and the fixed plate A line of centres is downward 82.5 degree of level, the distance at itself and fixed plate A center is between the arc end radius of groove A, the covering of the fan angle of groove A is 157.5 degree, on it, along the line with moving plate A center, be upwards 22.5 degree of level, its lower edge is downward 45 degree of level with the line at moving plate A center, groove A is the non-penetrating blind slot that is positioned at moving plate A working surface, shift fork hole A is two blind holes that are positioned at the vertical symmetry of moving plate A shift fork face, silicone-rubber seals A is by seal ring A, seal ring B, seal ring C forms, and seal ring A size is coincide with the outer of fixed plate A, and the diameter of seal ring B is more bigger than pressure-taking hole, and the diameter of seal ring C is more bigger than filling port, and the bottom of valve pocket A has import A, filling opening, 3 through holes of pressure tappings, side has the screens groove A corresponding with protruding A, and middle part has the through hole of outlet A, has the bolt hole A that 4 through holes form on flange A, presses silicone-rubber seals A during assembling from bottom to top, fixed plate A, moving plate A, shift fork A, the assembled in sequence of declutch shift shaft A is in valve pocket A, fastening piece A is inserted in and is fixed on the top of valve pocket A from declutch shift shaft A upper end, import A and described intake pipe are connected, outlet A and described outlet pipe are connected, filling opening and described charging pipe are connected, pressure tappings and described pressure pipe are connected, and flange A is fixed on a perpendicular end surface of described water tank, and declutch shift shaft A penetrates water tank and described ball lever one end is fixed from this perpendicular end surface.
A kind of center-control according to claim 1 cut off the water after water Self-closed water valve, it is characterized in that: described ceramic valve B is by declutch shift shaft B, fastening piece B, shift fork B, moving plate B, fixed plate B, valve pocket B and import B, outlet B, silicone-rubber seals B, flange B, bolt hole B, push rod A forms, moving plate B working surface and the laminating of fixed plate B working surface during normal work, push rod A one end has square hole, the other end has penetrating groove B, and moving plate B left end has out pressure hole, is that angle is the covering of the fan through hole of 45 degree, moving plate B shift fork face middle part Vertical direction has shift fork hole B, it comprises two symmetrical blind holes, has an entrance pressure hole B on fixed plate B, and its position is at moving plate B, during the initial position of fixed plate B working surface laminating, be positioned in the middle of the lower end radius in pressure hole, the sense of rotation of moving plate B is clockwise, angle of swing is 90 degree to the maximum, projection B is Vertical direction, silicone-rubber seals B is O type silica gel sealing ring, its size is coincide with the outer of fixed plate B, the bottom of valve pocket B has import B through hole, and side has the screens groove B corresponding with protruding B, and middle part has the through hole of outlet B, on flange B, have the bolt hole B that 4 through holes form, during assembling, press silicone-rubber seals B from bottom to top, fixed plate B, moving plate B, shift fork B, the assembled in sequence of declutch shift shaft B is in valve pocket B, fastening piece B is inserted in and is fixed on the top of valve pocket B from declutch shift shaft B upper end, the square hole on push rod A and declutch shift shaft B fix, and groove B is set on the push rod B of described time-delay valve, import B and described pressure pipe are connected, the straight-through atmosphere of outlet B.
A kind of center-control according to claim 1 cut off the water after water Self-closed water valve, it is characterized in that: described execution valve is two-position four-way valve, by valve A, entrance pressure hole A, piston A, elastic component A, shoulder A, through hole A, shoulder B, Sealing A, piston rod A, through hole B, through hole C, Sealing B, through hole D forms, piston A is fixed on one end of piston rod A, Sealing B is fixed on the middle part of piston rod A and is positioned at shoulder A, between shoulder B, Sealing A is fixed on the other end of piston rod A, elastic component A is installed between piston A and shoulder A, entrance pressure hole A and described pressure pipe are connected, through hole D leads directly to atmosphere, through hole C and described charging pipe are connected, the inflow termination of one end of through hole B and described anti-shake selector valve and described one-way valve is logical, through hole A and described water tank bottom outlet are connected.
A kind of center-control according to claim 1 cut off the water after water Self-closed water valve, it is characterized in that: described time-delay valve is by valve B, entrance pressure hole C, piston B, elastic component B, damping hole, fastening piece C, filter B, seal ring D, piston rod B, push rod B, air chamber forms, damping hole is the through hole on valve B, fastening piece C is fixed on filter B between damping hole and valve B, fastening piece C middle part has through hole E, entrance pressure hole C connects by described pipeline and described intake pipe, damping hole passes through filter B, through hole E leads directly to atmosphere, push rod B is vertically fixed on one end of piston rod B, push rod B stretches in the groove B of described ceramic valve B, and can in groove B, be free to slide.
A kind of center-control according to claim 1 cut off the water after water Self-closed water valve, it is characterized in that: described ball lever is positioned at described water tank, one end and described ball float are fixed, the other end and described declutch shift shaft A fix, ball lever and be fixed on the line that the ball float of ball lever one end forms is downward 60 to spend with horizontal line angle when normality; Described ball float is the stainless steel spheroid of hollow, and the described ball lever that is centered close to of ball float extends axially on line, and ball lever and horizontal line angle are downward 60 degree; Ball float is positioned at the bottom of described water tank when normality.
A kind of center-control according to claim 1 cut off the water after water Self-closed water valve, it is characterized in that: described booster valve is common two-position switch valve, during normality, turn-offs, manually can open, one end and described pressure pipe are connected, the other end and the connection of described intake pipe; Described anti-shake selector valve is common two-position switch valve, has and opens and turn-off two working staties, and one end and described pressure pipe are connected, and the through hole B of the other end and described execution valve connects; Described one-way valve is known liquid non-return valve, and it flows into end and connects with the through hole B of described execution valve, and its outflow end and described pressure pipe are connected; Described safety valve is known general purpose single entrance safety valve, is arranged on intake pipe; Described filter A is Stainless Steel Wrap Wire web filter, is arranged between described water intake and intake pipe; Described water tank is the uncovered barrel shaped structure in upper end, the uncovered straight-through atmosphere in upper-end surface, and water tank bottom has water tank bottom outlet, and the through hole A of water tank bottom outlet and described execution valve connects; Flange A on the fixing described ceramic valve A of a perpendicular end surface of water tank, described declutch shift shaft A penetrates water tank, and perforating position carries out waterproof sealing; Described water intake is communicated with outside water pipe, and water outlet is communicated with indoor water pipe.