CN1407188A

CN1407188A - Two-functional hydraulic water-saving cistern fittings

Info

Publication number: CN1407188A
Application number: CN 01125317
Authority: CN
Inventors: 刘建平; 李正修
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-08-10
Filing date: 2001-08-10
Publication date: 2003-04-02

Abstract

A water-saving hydraulic cistern for flushing toilet features that two push bottoms can be selectively pressed for flushing toilet with different water flows. The drainage value with hollow spherical crown and spring are used for closing the water pipe tightly without leakage. A soft contact between pump axle and pump body can ensure that the drinage is not affected by water quality. The water pressure is used for sealing the water inlet value without leakage. A small cistern and a one-way value are used for constant level of water. A filter is installed in water inlet tube.

Description

Two-functional hydraulic water-saving cistern fittings

The present invention relates to the valve technology, and Hydraulic Power Transmission System, be a kind of accessory of tank for excrement pan.It belongs to daily class.

Utility model 98244727.2 hydraulic pressure toilet cistern accessories receive praises from customers after coming out.But a fly in the ointment is also arranged, do not have size shelves button, be unfavorable for water saving as control member; The excessive demand that impurity must not be arranged in the water; During high hydraulic pressure, the operation of button is laid particular stress on; When hydraulic pressure was lower than 0.03MPa, draining valve can not promote; Environment for use and scope are restricted etc.So be necessary the cistern fittings that otherwise designed is new.

The objective of the invention is to develop a kind of light and handy click switch, be provided with tangible two grades of operating mechanisms of quantitatively washing by water, adapt to various hydraulic pressure environment, multiple functional, every performance all can meet or exceed national high-class product standard.It is a kind of watertight, fault rate is extremely low, the toilet cistern accessory of long service life, can adapt to the supporting of multiple water tank.Under current China serious water shortage situation, the present invention has quite high social benefit and economic benefit.

Realize that the object of the invention technical scheme is such: control member is to utilize the hydraulic drive operating principle.The click switch button is opened pressure relief valve, the pressure differential that the controlled valve upper and lower cavity produces, and hydraulic pressure is pushed valve open, and the water of water inlet pipe just can be transported to the pump housing by outlet pipe, thereby promotes draining valve and draining.By the restoring force of spring the draining valve vertical is fallen, seal the draining mouth of pipe tightly, reach the complete watertight purpose of draining valve by the draining valve of the hollow spherical crown of reinforcement and the pressure of spring.Contact for water seal is soft between the pump shaft of water drainage part and the pump housing, make drainage works more reliable, and be not subjected to impurity effect in the water.Utilize two Switches ﹠ buttons and tee piece, piston to reach the purpose of size retaining draining.Water level rising when water tank, be enclosed within float in the little water tank when reaching water level, seal water intaking valve door closure aperture by lever and pad, it is poor to make the inlet valve upper and lower cavity produce counter-pressure, inlet valve has sealed water inlet pipe mouth, has just reached the watertight purpose of water intaking valve.Outside float, add a little water tank and an one way valve in addition, rise and fall time, be implemented in when hanging down hydraulic pressure and guarantee operation freely to postpone float, but and moment sealing inlet valve.Make toilet cistern water level constant, be not subjected to the influence of variation in water pressure, guarantee each displacement equalization, reach the purpose that once washes down and economize on water at certain altitude.

Concrete structure of the present invention is provided by following examples and accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4.

Accompanying drawing 1 is a water inlet member section of structure of the present invention.Wherein: 1. water inlet pipe, 2.O type circle, 3. water inlet main body, 4. nut, 5. strainer, 6. valve, 7. water nozzle, 8. valve seat, 9. cross head, 10. disk, 11 valve covers, 12. aperture, 13. protruding button, 14. rush down pressure pipe, 15. nut, 16. aperture, 17. connecting rod, 18. lever, 19. float, 20 little water tanks, 21. buckle, 22. aperture, 23. one way valve, 24. rubber cushion, 25. lever dolly, 26. water nozzle, 27. filling pipe, 28. screw, 29. outlet pipe, 30. water outlet is taken over, 31. outlet conduit, 32. faucet, 33. epicoele, 34. cavity of resorption.

Accompanying drawing 2 is sectional drawings of control member structure of the present invention.Wherein: 35. switch main bodies, 36. water inlet pipes, 37. outlet pipe A, 38. outlet pipe B, 39. inner cylinders, 40. outer cylinder, 41. annulus, 42. valves, 43. outer grooves, 44. inner groovies, 45. apertures, 46. valve seats, 47. decussate textures, 48. apertures, 49. annulus, 50. valve covers, 51. annulus, 52. cylinders, 53. push rods, 54. button A, 55. button B, 56. pistons, 57. switch brackets, 58. apertures, 59. disks, 60. springs, 61. nuts.

Accompanying drawing 3 is two grades of draining device for interchanging of control member of the present invention.Wherein: 62. conduits, 63. pump housing interfaces, 64. rush down presses hole, 65. limit casing A, 66. limit casing B, 67. pistons, 68. cylinder A, 69. cylinder B, 70. piston rods, 71. little springs, 72. water inlet A, 73. water inlet B.

Accompanying drawing 4 is sectional drawings of water drainage part structure of the present invention.Wherein: 74. water seal circles, 75. cylinders, 76. annulus, 77. annulus, 78. pump housings, 79. pump housing framves, 80. conduits, the 81. draining mouths of pipe, 82. water inlet pipe mouths, 83. little cylinders, 84. pump shafts, 85. annulus, 86. grooves, 87. draining valves, 88. overflow pipes, 89. large cylinders, 90. little cylinders, 91. pump covers, 92. nuts, 93. springs, 94.V RunddichtringO, 95. rush down indent, 96. pressure relief vents, 97 screws, 98. grooves, 99. annulus, 100. seal.

Concrete structure of the present invention and working condition now are described in detail in detail in conjunction with the accompanying drawings:

1, water inlet member

The outer wall of water inlet pipe (1) adds O type circle (2) and is enclosed within the inner chamber of water main body (3), can move up and down, with the water surface elevation and the water yield that adapts to various different needs.The first half of nut (4) is meshed with water inlet main body (3), and Lower Half and water inlet pipe (1) be buckle mutually.Strainer (5) is equipped with in the water inlet of water inlet pipe (1).Water enters the into cavity of resorption (34) and water nozzle (7) of water main body (3) by strainer (5).Water nozzle (7) is connected with the water inlet pipe (36) of control member with flexible pipe.

Valve seat (8) top is the annulus of arc transition, and the centre is disk (10), and the bottom is cross head (9), and protruding button (13) is arranged on the bottom margin of disk (10).

Valve (6) is divided into epicoele (33) and cavity of resorption (34) to water inlet main body (3) in faucet (32) position, and the inner chamber of valve (6) is enclosed within on the exocoel of valve cover (11), and the circle hole sleeve in the middle of the valve (6) is on the disk (10) of valve seat (8).Aperture (12) on the valve (6) is enclosed within on the protruding button (13) of valve seat (8).Aperture is arranged in the middle of the protruding button (13), epicoele (33) and cavity of resorption (34) are communicated with, valve (6) bottom margin is fixed by valve cover (11) and water inlet main body (3).With nut (15) valve cover (11) tightly is locked in on the water main body (3).The water nozzle (26) of outlet conduit (31) is connected with filling pipe (27).

Float connecting rod (17) one ends are connected with lever (18), and the other end is connected with float (19).Little water tank (20) is with buckle and water inlet main body (3) chucking.Float (19) can fluctuate in little water tank (20).Aperture (22) is arranged at little water tank (20) bottom, and one way valve (23) is arranged in the aperture (22).The other end of lever (18) has a rubber cushion (24), and rubber cushion (24) is positioned at the upper end of valve cover aperture (12).The rotating shaft of lever (18) is positioned on the lever dolly (25).

Water flows into water inlet main body (3), cavity of resorption (34) and water nozzle (7) through strainer (5), flows into master cock by flexible pipe.

During the tank for excrement pan draining, float (19) descends.Pulling connecting rod (17) and lever (18) make rubber cushion (24) leave aperture (16), the water of epicoele (33) overflows from valve cover aperture (16), at this moment, the hydraulic pressure of cavity of resorption (34) is greater than the hydraulic pressure of epicoele (33), push away valve (6) and valve seat (8) moves up, open faucet (32), water flows into water tank and filling pipe (27) through outlet conduit (31).Because the effect of screw (28) dash forces most water to take over (30) and outlet pipe (29) inflow water tank through water outlet, little part water flows out to filling pipe (27) through water nozzle (26).Screw (31) adjustable throttle realizes that to the flow of filling pipe (27) rate of water make-up is adjustable.When cistern water level arrives aperture (22) water level of little water tank (20), buoyancy of water holds up one way valve (23), seal aperture (22), water level continues to rise, too small water tank (20) end face that overflows flows into little water tank (20), float (19) is floated, float (19) rises, drive on the float connecting rod (17) and move, make rubber cushion (24) push down valve cover aperture (12) by lever (17), water flows into epicoele (33) from cavity of resorption (34) through aperture (16), and the pressure of valve (6) epicoele (33) and cavity of resorption (34) equates.Because the area of valve (6) epicoele (33) is greater than the area of cavity of resorption (34), hydraulic pressure moves down valve (6), seals faucet (32).When in fact tank for excrement pan began draining, toilet cistern water level descended rapidly, and the water level of little water tank (20) is because the effect of one way valve (23) still keeps original water level.After toilet cistern water level drops to little water tank (20) bottom, water in the little water tank (20) is just oozed out by aperture (22), float (19) slowly descends, realization delays float (19) fall time, also just delay into water, making has enough hydraulic pressure to promote draining valve (87) by the unlikely water tank that is diverted to of hydraulic pressure when hanging down hydraulic pressure, realizes low hydraulic pressure reliable operation.

2. control member:

Control member is made up of switch two symmetries, that structure is identical.

Switch main body (35) is made up of water inlet pipe (36), outlet pipe A (37), outlet pipe B (38), inner cylinder (39), outer cylinder (40) and (41) seven parts of annulus.Water inlet pipe (36) communicates with the sidewall of inner cylinder (39).The top of inner cylinder (39) communicates with outer cylinder (40) and outlet pipe A (37).There are outer groove (43) and inner groovy (44) in the edge of the valve that the high-quality plastic cement is made (42).Aperture (45) is arranged at the bottom of valve (42).Decussate texture (47) and aperture (48) are arranged at valve seat (46) bottom.The central circular hole of valve (42) passes decussate texture (47) and is enclosed within on the valve seat (46) aperture (45) alignment apertures (48).The decussate texture (47) of valve seat (46) is inserted in the inner cylinder (39), and its top annulus (49) is pushed down valve (42), and the annulus (41) that links to each other with switch main body (35) embeds in the inner groovy (44).

The bottom of valve cover (50) is pressed in the top of switch main body (35), and annulus (51) embeds in the outer groove (43).Push rod (53) inserts in the cylinder (52) of valve cover (50), and push rod (53) bottom is hemispherical piston (56), and it just seals the mouth of cylinder (52), and its top contacts with button A (54).Nut (61) and valve cover (50) be buckle mutually, and valve cover (50) is meshed with switch main body (35) by nut (61).Button A (54) or button B (55) all are enclosed within the switch bracket (57).Central authorities have the disk (59) of aperture (58) to embed the bottom of cylinder (52), and circular cone compression spring (60) is housed in the cylinder (52), and piston (56) is just touched at its top.

The auxiliary tool of control member is two retaining draining device for interchanging.It is by conduit (62), pump housing interface (63) and rush down the tee piece of pressing hole (64) to form.Respectively there are spacing sleeve A (65) and limit casing B (66) in two of conduit (62).There is piston (67) at conduit (62) middle part, and piston (67) is made up of the cylinder A (68) and the cylinder B (69) at piston rod (70) and piston rod (70) two ends, can be free to slide in conduit (62).Between cylinder A (68) and limit casing A (65), spring (71) is arranged, between cylinder B (69) and limit casing B (66), one section space is arranged.The pump housing interface (63) at conduit (62) middle part is meshed with the water inlet pipe mouth (82) of the water drainage part pump housing (78), conduit (62) one end water inlet A (72) and fastening connection of flexible pipe outlet pipe (38), the other end water inlet B (73) of conduit (62) and fastening connection of flexible pipe outlet pipe (37).Have on the tube wall of the conduit (62) on the opposite of pump housing interface (63) to rush down and press hole (64).

Large stall water

Button click A (54) makes push rod (53) fine motion, the light pressing spring (60) of piston (56), and the water in the cylinder (52) is discharged and is overflowed in the water tank from the top aperture (53) of cylinder (52).Produce negative pressure between valve cover (50) and the valve (46), enter the hydraulic pressure jack-up valve (42) of inner cylinder (39) from water inlet pipe (36), water enters outer cylinder (40) from inner cylinder (39) top and flows through outlet pipe A (37), arrive the water inlet A (65) of conduit (62) again from flexible pipe, promote piston (67), the limited sleeve pipe B of cylinder B (69) (66) blocks.Cylinder A this moment (68) closes to rush down and presses hole (64), opens the passage of pump housing interface (63) simultaneously.Water promotes pump shaft (84) and draining valve (87) through the water inlet pipe mouth (82) of pump housing interface (63) inflow water drainage part, the beginning draining.

Release button A (54), because the restoring force of spring (60), piston (56) has been sealed the outlet of cylinder (52), the water of cylinder (52) enters valve seat (46) through aperture (53), because of the area of valve seat (46) epicoele area greater than cavity of resorption, hydraulic pressure is passed valve (42) downwards, has sealed the end face of inner cylinder (39), has just stopped water outlet.The piston rod (70) that loses hydraulic pressure is motionless in position, because the restoring force of the spring (93) of water drainage part promotes pump shaft (84) and draining valve (87) downwards, hydraulic pressure in the draining pump housing (78) can't rush down pressure rapidly, can only press hole (64) to ooze out on a small quantity from the pressure relief vent (96) and the rushing down of control member of water drainage part, the pump shaft (84) and the draining valve (87) of water drainage part are slowly fallen after rise, reach the time-delay closing draining mouth of pipe (81), realize big yield draining purpose.

Little retaining draining

As a same reason, if button click B (55), then arrive the conduit (62) of two grades of device for interchanging through flexible pipe from outlet pipe B (4) by identical construction of switch water, hydraulic pressure is the water inlet B of piston rod (70) (73), promote piston rod (70), cylinder A (68) compression little spring (71) is to limit casing A (65), cylinder B (69) sealing is rushed down and is pressed hole (64), open pump housing interface (63) passage simultaneously, water flows into draining valve water inlet pipe mouth (82), promotes pump shaft (84) and draining valve (87) and carries out draining.As a same reason, when release button B (55), switch stops to supply water.Because the restoring force of spring (71) promotes the piston rod that loses hydraulic pressure (70) backward, return to drift to spring (71) and end, rush down this moment and press hole (64) to open, the water in the draining pump housing (78) presses hole (64) to discharge from rushing down rapidly.Pump shaft (84) and draining valve (87) also just fall rapidly, close the draining mouth of pipe (81), realize the purpose of little shelves draining.

2, water drainage part

The draining valve that the high-quality plastic cement is made (87) is a reinforcement hollow spherical crown structure, and edge thickness strengthens gradually along external diameter.The terminal central part that embeds draining valve (87) just of pump shaft (84).

Form by three ones with the water seal circle (74) that the high-quality plastic cement is made: cylinder (75), annulus (76) and cross section are leg-of-mutton seal (100).The pump housing (78) is made up of pump housing frame (79), conduit (80), the draining mouth of pipe (81) and water inlet pipe mouth (82).The bossed little cylinder in the pump housing (78) top (83).There are annulus (85) and groove (86) in the pump shaft of hollow (84) middle part.The top of pump shaft (84) is with overflow pipe (88).The piston cylinder that large cylinder (89) that couples together with annulus (99) and little cylinder (90) constitute, it is fixed on annulus (85) bottom surface of pump shaft (84) by little cylinder (90), and the external surface of its large cylinder (89) just is enclosed within on the edge of seal (100).The top of the annulus (76) of water seal circle (74) is being pressed by pump cover (91), and its bottom interior wall nestles up little cylinder (83).The annulus (77) of nut (92) is pressing pump cover (91), and meshes with the pump housing (78).The inwall of seal (100) simultaneously nestles up the outer wall of large cylinder (89).Spring (93) is enclosed within on the pump shaft (84), is pressed between annulus (85) and the pump cover (91), and water seal circle (74) is relative with the opening of V-shaped seal ring (94), the little cylinder (83) that is installed in the pump housing (78) respectively go up and pump shaft (84) on groove (86) on.V-shaped seal ring (94) and in pump shaft (84) is inserted in conduit (80), from then on anti-sealing flows out.Pressure relief groove (95) is arranged at conduit (80) top.A water inlet pipe mouth (82) and pressure relief vent (96) are respectively arranged at the pump housing (78) bottom, and water inlet pipe mouth (82) and pump housing interface (63) engagement have adjustment screw (97) in the pressure relief vent (96), and adjusting on screw (97) screw thread has a tapered groove (98).

By soft contact of conduit (80) and V-shaped seal ring (94), lean on soft contact of water seal circle (74) between large cylinder (89) and the pump housing (78) between pump shaft (84) and the pump housing (78), make pump shaft (84) mobile flexibly up and down.When water enters in the pump housing (78) from water inlet pipe mouth (82), water seal circle (74) and V-shaped seal ring (94) stop water not flow out in the pump housing (78), large cylinder (89) along water seal circle (74) slide and on, drive pump shaft (84) and promote draining valve (87) and draining, spring (93) is compressed simultaneously.Locate when V-shaped seal ring (94) is raised to pressure relief groove (95), the water in the pump housing (78) spews out in the water tank from pressure relief groove (95), and the hydraulic pressure in the pump housing (78) descends, and pump shaft (84) no longer raises.When water inlet member stops into water, pump shaft (84) is done vertical by the restoring force of spring (93), water in the pump housing (78) presses hole (64) to discharge or discharge from the pressure relief vent (96) of the pump housing (78) from water inlet pipe mouth (82) through rushing down of two grades of device for interchanging, till draining valve (87) falls back to the draining mouth of pipe (81) and seals water.The water pouring amount that the screw (97) that adjusting pressure relief vent (96) is located can be regulated the pump housing (78), the length that realizes regulating water discharge time, that is the number of control displacement.

Hydraulic pressure formula water saving two row's cistern parts for flushing toilets of the present invention have following advantage:

1, scientifically utilize the pressure of running water to realize the operation of draining and the control of big or small displacement, operation lightly can Lean on.

2, the transmission of hydraulic pressure flexible pipe is not subjected to the restriction of how much sizes of tank for excrement pan, and is convenient and reliable, is suitable for various tank for excrement pan peaces Dress uses.

3, the applied hydraulic pressure scope is wide, can be in operate as normal under 0.02Mpa～0.9Mpa, and the inflow displacement is adjustable, and can keep constant two grades of baths of size, guarantees at every turn the wash by water purpose of effect and water saving of closet.

4, because tunable performance is fit to various style closet functions and requirement, realize reaching best bath effect with the water of economizing most.

5, draining valve utilizes the spring pressure water shutoff, and is reliable and watertight.

6, filtration system is arranged, the safe and reliable use of protection accessory, and make things convenient for the own disassembly, cleaning of user.

Claims

1, two-functional hydraulic water-saving cistern fittings comprises: 1. water inlet pipe, 2.O type circle, 3. water inlet main body, 4. nut, 5. strainer, 6. valve, 7. water nozzle, 8. valve seat, 9. cross head, 10. disk, 11 valve covers, 12. aperture, 13. protruding button, 14. rush down pressure pipe, 15. nut, 16. aperture, 17. connecting rod, 18. lever, 19. float, 20 little water tanks, 21. buckle, 22. aperture, 23. one way valve, 24. rubber cushion, 25. lever dolly, 26. water nozzle, 27. filling pipe, 28. screw, 29. outlet pipe, 30. water outlet is taken over, 31. outlet conduit, 32. faucet, 33. epicoele, 34: cavity of resorption, 35. switch main body, 36. water inlet pipe, 37. outlet pipe A, 38. outlet pipe B, 39. inner cylinder, 40. outer cylinder, 41. annulus, 42. valve, 43. outer groove, 44. inner groovy, 45. aperture, 46. valve seat, 47. decussate texture, 48. aperture, 49. annulus, 50. valve cover, 51. annulus, 52. cylinder, 53. push rod, 54. button A, 55. button B, 56. piston, 57. switch bracket, 58. aperture, 59. disk, 60. spring, 61. nut, 62. conduit, 63. pump housing interface, press the hole 64. rush down, 65. limit casing A, 66. limit casing B, 67. piston, 68. cylinder A, 69. cylinder B, 70. piston rod, 71. little spring, 72. water inlet A, 73. water inlet B, 74. water seal circle, 75. cylinder, 76. annulus, 77. annulus, 78. the pump housing, 79. pump housing frame, 80. conduit, 81. the draining mouth of pipe, 82. water inlet pipe mouth, 83. little cylinder, 84. pump shaft, 85. annulus, 86. groove, 87. draining valve, 88. overflow pipe, 89. large cylinder, 90. little cylinder, 91. pump cover, 92. nut, 93. spring, 94.V RunddichtringO, 95. rush down indent, 96. pressure relief vent, 97. screw, 98. groove, 99. annulus, 100. seal, the outer wall that it is characterized in that water inlet pipe (1) adds O type circle (2) and is enclosed within the inner chamber of water main body (3), can move up and down, with the water surface elevation and the water yield that adapts to various different needs, the first half of nut (4) is meshed with water inlet main body (3), Lower Half and water inlet pipe (1) be buckle mutually, strainer (5) is equipped with in the water inlet of water inlet pipe (1), water enters the into cavity of resorption (34) and water nozzle (7) of water main body (3) by strainer (5), and water nozzle (7) is connected with the water inlet pipe (36) of control member with flexible pipe.

2, two-functional hydraulic water-saving cistern fittings according to claim 1, it is characterized in that valve seat (8) top is the annulus of arc transition, the centre is disk (10), the bottom is cross head (9), protruding button (13) is arranged on the bottom margin of disk (10), valve (6) is divided into epicoele (33) and cavity of resorption (34) to water inlet main body (3) in faucet (32) position, the inner chamber of valve (6) is enclosed within on the exocoel of valve cover (11), circle hole sleeve in the middle of the valve (6) is on the disk (10) of valve seat (8), aperture (12) on the valve (6) is enclosed within on the protruding button (13) of valve seat (8), aperture is arranged in the middle of the protruding button (13), epicoele (33) and cavity of resorption (34) are communicated with, valve (6) bottom margin is fixed by valve cover (11) and water inlet main body (3), with nut (15) valve cover (11) tightly is locked in on the water main body (3), the water nozzle (26) of outlet conduit (31) is connected with filling pipe (27).

3, two-functional hydraulic water-saving cistern fittings according to claim 1, it is characterized in that float connecting rod (17) one ends are connected with lever (18), the other end is connected with float (19), little water tank (20) is with buckle and water inlet main body (3) chucking, float (19) can fluctuate in little water tank (20), aperture (22) is arranged at little water tank (20) bottom, one way valve (23) is arranged in the aperture (22), the other end of lever (18) has a rubber cushion (24), rubber cushion (24) is positioned at the upper end of valve cover aperture (12), and the rotating shaft of lever (18) is positioned on the lever dolly (25).

4, two-functional hydraulic water-saving cistern fittings according to claim 1 is characterized in that control member is made up of switch two symmetries, that structure is identical.

5, two-functional hydraulic water-saving cistern fittings according to claim 1, it is characterized in that switch main body (35) is by water inlet pipe (36), outlet pipe A (37), outlet pipe B (38), inner cylinder (39), (41) seven parts of outer cylinder (40) and annulus are formed, water inlet pipe (36) communicates with the sidewall of inner cylinder (39), the top of inner cylinder (39) communicates with outer cylinder (40) and outlet pipe A (37), there are outer groove (43) and inner groovy (44) in the edge of the valve that the high-quality plastic cement is made (42), aperture (45) is arranged at the bottom of valve (42), decussate texture (47) and aperture (48) are arranged at valve seat (46) bottom, the central circular hole of valve (42) passes decussate texture (47) and is enclosed within on the valve seat (46), aperture (45) alignment apertures (48), the decussate texture (47) of valve seat (46) is inserted in the inner cylinder (39), its top annulus (49) is pushed down valve (42), and the annulus (41) that links to each other with switch main body (35) embeds in the inner groovy (44).

6, two-functional hydraulic water-saving cistern fittings according to claim 1, it is characterized in that the bottom of valve cover (50) is pressed in the top of switch main body (35), and annulus (51) embeds in the outer groove (43), push rod (53) inserts in the cylinder (52) of valve cover (50), push rod (53) bottom is hemispherical piston (56), it just seals the mouth of cylinder (52), its top contacts with button A (54), nut (61) and valve cover (50) be buckle mutually, valve cover (50) is meshed with switch main body (35) by nut (61), button A (54) or button B (55) all are enclosed within the switch bracket (57), central authorities have the disk (59) of aperture (58) to embed the bottom of cylinder (52), circular cone compression spring (60) is housed in the cylinder (52), and piston (56) is just touched at its top.

7, two-functional hydraulic water-saving cistern fittings according to claim 1, the auxiliary tool that it is characterized in that control member is two retaining draining device for interchanging, it is by conduit (62), pump housing interface (63) and rush down the tee piece of pressing hole (64) to form, respectively there are spacing sleeve A (65) and limit casing B (66) in two of conduit (62), there is piston (67) at conduit (62) middle part, piston (67) is made up of the cylinder A (68) and the cylinder B (69) at piston rod (70) and piston rod (70) two ends, can in conduit (62), be free to slide, between cylinder A (68) and limit casing A (65), spring (71) is arranged, between cylinder B (69) and limit casing B (66), one section space is arranged, the pump housing interface (63) at conduit (62) middle part is meshed with the water inlet pipe mouth (82) of the water drainage part pump housing (78), conduit (62) one end water inlet A (72) and fastening connection of flexible pipe outlet pipe (38), the other end water inlet B (73) of conduit (62) and fastening connection of flexible pipe outlet pipe (37) have on the tube wall of the conduit (62) on the opposite of pump housing interface (63) to rush down and press hole (64).

8, two-functional hydraulic water-saving cistern fittings according to claim 1, it is characterized in that the draining valve (87) that the high-quality plastic cement is made is reinforcement hollow spherical crown structure, edge thickness strengthens gradually along external diameter, the terminal central part that embeds draining valve (87) just of pump shaft (84).

9, two-functional hydraulic water-saving cistern fittings according to claim 1, it is characterized in that the water seal circle made from the high-quality plastic cement (74) forms by three ones: cylinder (75), annulus (76) and cross section are leg-of-mutton seal (100), the pump housing (78) is by pump housing frame (79), conduit (80), the draining mouth of pipe (81) and water inlet pipe mouth (82) are formed, the bossed little cylinder in the pump housing (78) top (83), there are annulus (85) and groove (86) in the pump shaft of hollow (84) middle part, the top of pump shaft (84) is with overflow pipe (88), the piston cylinder that large cylinder (89) that couples together with annulus (99) and little cylinder (90) constitute, it is fixed on annulus (85) bottom surface of pump shaft (84) by little cylinder (90), the external surface of its large cylinder (89) just is enclosed within on the edge of seal (100), the top of the annulus (76) of water seal circle (74) is being pressed by pump cover (91), its bottom interior wall nestles up little cylinder (83), the annulus (77) of nut (92) is pressing pump cover (91), and mesh with the pump housing (78), the inwall of seal (100) simultaneously nestles up the outer wall of large cylinder (89), spring (93) is enclosed within on the pump shaft (84), be pressed between annulus (85) and the pump cover (91), water seal circle (74) is relative with the opening of V-shaped seal ring (94), the little cylinder (83) that is installed in the pump housing (78) respectively go up and pump shaft (84) on groove (86) on, V-shaped seal ring (94) and in pump shaft (84) is inserted in conduit (80), from then on anti-sealing flows out, pressure relief groove (95) is arranged at conduit (80) top, a water inlet pipe mouth (82) and pressure relief vent (96) are respectively arranged at the pump housing (78) bottom, water inlet pipe mouth (82) and pump housing interface (63) engagement, adjustment screw (97) is arranged in the pressure relief vent (96), adjust on screw (97) screw thread a tapered groove (98) is arranged, between pump shaft (84) and the pump housing (78) by soft contact of conduit (80) and V-shaped seal ring (94), by soft contact of water seal circle (74), pump shaft (84) is moved flexibly up and down between large cylinder (89) and the pump housing (78).