CN204138441U - From flushing water-purifying machine - Google Patents
From flushing water-purifying machine Download PDFInfo
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- CN204138441U CN204138441U CN201420574866.9U CN201420574866U CN204138441U CN 204138441 U CN204138441 U CN 204138441U CN 201420574866 U CN201420574866 U CN 201420574866U CN 204138441 U CN204138441 U CN 204138441U
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Abstract
The utility model belongs to water-purifying machine field, and especially from rinsing water-purifying machine, the described core component certainly rinsing water-purifying machine is electromagnetic switch reversing valve; Electromagnetic switch reversing valve, comprise, longitudinally insert upper pipe, longitudinally insert suitable for reading, socket snap cover B, socket seal ring B, insert gear, unidirectional valve spring, valve seat B, check valve B, longitudinal socket Connection Block, spool assembly wall, uuper valve chamber skew wall, spool before wear ring, cross walkway, armature spool, copper seal ring, increasing back sealing ring, lower valve chamber wall, big envelope circular nut, big envelope ring wear ring, armature spool guide rail, socket, armature spool spring, solenoid B, bonnet B under longitudinal passage; Be provided with check valve in described electromagnetic switch reversing valve, be installed on the two ends of high-pressure pump or filter core, there is the effect switching water-flowing path; In addition, different mode of connection, can implement automatically flushing operation forward or backwards to water-purifying machine filter core and realize the function that a pump rinses multiple filter core, described flushing operation be controlled by mcu programming, automatically operates.
Description
Technical field
The invention belongs to water-purifying machine field, especially a kind of from rinsing water-purifying machine.
Background technology
Water-purifying machine is when water operation processed, and understand a large amount of objectionable impurities of filtering and impurity, these materials can be attached to the surface of filter core, greatly have impact on the working efficiency of filter core, more renew cartridge causes waste, is folded down cleaning pretty troublesome again, just not saying time-consuming, want the act of thoroughly cleaning also not readily.
The object of the present invention, solves an above-mentioned difficult problem exactly, opens a kind of water-purifying machine with automatic flushing function to society.
Summary of the invention
The invention belongs to water-purifying machine field, especially from rinsing water-purifying machine electromagnetic switch reversing valve, described electromagnetic switch reversing valve, comprise, longitudinally insert upper pipe, longitudinally insert suitable for reading, socket snap cover B, socket seal ring B, insert gear, unidirectional valve spring, valve seat B, check valve B, longitudinal socket Connection Block, spool assembly wall, uuper valve chamber skew wall, wear ring before spool, cross walkway, armature spool, copper seal ring, increasing back sealing ring, lower valve chamber wall, big envelope circular nut, big envelope ring wear ring, armature spool guide rail, socket under longitudinal passage, armature spool spring, solenoid B, bonnet B, described electromagnetic switch reversing valve, is attached to check valve, is installed on the two ends of high-pressure pump or filter core, has the effect switching water-flowing path, in addition, different mode of connection, can implement automatically flushing operation forward or backwards to water-purifying machine filter core and realize the function that a pump rinses multiple filter core, described flushing operation be controlled by mcu programming, automatically operates.
The invention has the advantages that.
Solenoid operated directional valve, compact compact construction.
Auto-flushing.For water operation processed brings great convenience.
Working efficiency and life cycle significantly improve.Be provided with A, B, C tri-flushing paths of auto-flushing filter core, in water process processed, be provided with the program of timing automatic filter cartridge flushing, significantly improve filter core working efficiency and life cycle.
Technical side of the present invention realizes like this.
The invention belongs to water-purifying machine field, especially a kind of water-purifying machine had from pre-washing function.
From flushing water-purifying machine, comprise, municipal water pipe (1), solenoid operated directional valve A(2), PPF filter core (3), path A(4), path A lower interface (5), solenoid operated directional valve B(7), interface (6) on path A, backwater is for pipe (8), electromagnetism three road four-way valve (10), check valve A(9), interface (11) on path B, path B(12), low pressure inductive switch B(14), path B lower interface (13), high-pressure pump A(15), low pressure inductive switch A(16), pressure of return water tank top threeway (17), the general pipe of Inlet and outlet water (18), water supply electromagnetic valve (19), pressure of return water tank (20), pressure of return water tank reducing valve (21), flushing pollution discharge device (22), low pressure line (23), domestic water pipeline (24), return main (25), UDF filter core water inlet port (26), UDF filter core (27), UDF filter core water outlet port (28), CTO filter core water outlet port (29), CTO filter core (30), check valve B(31), CTO filter core water inlet port (32), high-pressure pump B water inlet interface (33), high-pressure pump B(34), from flushing by-pass tee (35), from flushing bypass tube (36), RO membrane cartridge water inlet port (37), backwater proportioner (38), RO membrane cartridge (39), RO membrane cartridge backwater outlet (40), electromagnetic switch reversing valve C(41), RO membrane cartridge water outlet port (42), rearmounted activated carbon exit end (43), high voltage induction switch (44), post active carbon filter core (45), pressure duct A(46), carbon filter core threeway (47), pressure duct B(48), water purification terminal pipe network (49), distributed clear water faucet (50), hydrostatic pressure tank water-in (51), the general pipe of hydrostatic pressure tank Inlet and outlet water (52), hydrostatic pressure tank reducing valve (53), hydrostatic pressure tank (54), blow-off line (55) and wash water valve (56).
The described flushing from flushing water-purifying machine is to liking PPF filter core (3) and RO membrane cartridge (39); Described implements the power of flushing respectively by high-pressure pump A(15 to PPF filter core (3) and RO membrane cartridge (39)) and high-pressure pump B(34) provide; Described rinses, by high-pressure pump A(15 PPF filter core (3)) implement recoil pattern; Specific implementation method: on the water inlet port of described PPF filter core (3) and water outlet port, be respectively arranged with the solenoid operated directional valve B(7 of same specifications and models) and solenoid operated directional valve A(2); Described solenoid operated directional valve B(7) upper port be connected with the water inlet port of PPF filter core (3), solenoid operated directional valve B(7) lower port be connected with interface (6) on the path A in electromagnetism three road four-way valve (10), solenoid operated directional valve B(7) transverse port on, be provided with draining skirt; Described solenoid operated directional valve A(2) lower port be connected with the water outlet port of PPF filter core (3), solenoid operated directional valve A(2) upper port be connected with low pressure line (23), solenoid operated directional valve A(2) transverse port and high-pressure pump A(15) high-pressure outlet of one end is connected; Described high-pressure pump A(15) the other end, be connected for manage (8) with the backwater of pressure of return water tank (20), high-pressure pump A(15) absorption recoil water from pressure of return water tank (20); Described high-pressure pump A(15) implement recoil operation time, described solenoid operated directional valve A(2) and solenoid operated directional valve B(7) cross walkway take away position, road, longitudinal passage gets closed circuit position, backwash high pressure current are from solenoid operated directional valve A(2) inject, from being arranged on solenoid operated directional valve B(7) draining skirt cross walkway discharges; Described high-pressure pump B(34), implement to rinse RO membrane cartridge (39) forward; Described high-pressure pump B(34), be serially connected with in the path that CTO filter core water outlet port (29) and RO membrane cartridge intake between port (37); Described high-pressure pump B(34) to RO membrane cartridge (39) implement forward rinse time, being positioned at the electromagnetic switch reversing valve C(41 of RO membrane cartridge backwater outlet (40) below) longitudinal passage that is communicated with backwater proportioner (38) gets closed circuit, and certainly rinses the cross walkway that bypass tube (36) is communicated with and takes away road; Electromagnetic switch reversing valve C(41) switch the action of water (flow) direction instantaneously, make RO membrane cartridge (39) obtain unexpected release, make to be attached to the dirt on RO membrane cartridge (39) surface and filter out impurities and be peeling effect, and being washed away outside filter core by High-Pressure Water; The described backwater after high pressure washing, via certainly rinsing bypass tube (36) and certainly rinsing by-pass tee (35) access return main (25), comes together in pressure of return water tank (20).
The top of described pressure of return water tank (20) and below, be respectively equipped with pressure of return water tank reducing valve (21), pressure of return water tank top threeway (17) and flushing pollution discharge device (22).
Described pressure of return water tank top threeway (17), in its lower port, is connected with the general pipe of Inlet and outlet water (18) stretching into pressure of return water tank (20) bottom; The both sides of described pressure of return water tank top threeway (17), are respectively equipped with return main (25) and backwater supplies pipe (8).
Front end and the electromagnetic switch reversing valve C(41 being positioned at RO membrane cartridge (39) lower port of described return main (25)) be connected.
On described return main (25), be serially connected with sequence: backwater proportioner (38), certainly rinse by-pass tee (35) and check valve B(31); Described pressure of return water tank (20), collects from the backwater through reclaiming after rinsing certainly rinsed in bypass tube (36) and the backwater shunted via backwater proportioner (38).
The described backwater come together in pressure of return water tank (20), having under pressure condition, the press-in general pipe of Inlet and outlet water (18), via: be positioned at pressure of return water tank top threeway (17) opposite side, be serially connected with low pressure inductive switch B(14) and check valve A(9), the backwater that is connected with interface (11) on path B is for managing (8), the path B(12 on electromagnetism three road four-way valve (10)), enter the domestic water pipeline (24) be connected with path B lower interface (13), incorporate domestic water ranks.
Described water-purifying machine solenoid operated directional valve, is attached to check valve C(87); Described check valve C(87) section, in the structure of " entirely " font, check valve C(87) cone head, through assembled one-way valve seat B(86), under the elastic force effect of unidirectional valve spring (85), be fixed on assembled one-way valve seat B(86) reverse side.
Described check valve C(87) edge of circular afterbody, be provided with that limit unidirectional valve spring (85) position, protruding circumference gear; Described assembled one-way valve seat B(86), installation by adhering to be spirally connected the inner side of position in longitudinally inserting (81) suitable for reading and longitudinal socket Connection Block (88).
Described assembled one-way valve seat B(86) centre, be provided with water hole; On the edge of the positive side of described water hole, be provided with and check valve C(87) circular tail edge consistent, protruding circumference keeps off; Described unidirectional valve spring (85) is limited to be installed on described check valve C(87) circular tail edge location gear and assembled one-way valve seat B(86) in location on water hole edge keeps off.
Being defined and the elastic force effect of unidirectional valve spring (85) of described unidirectional valve spring (85), makes check valve C(87) assembled is installed on and longitudinally inserts in unidirectional valve pocket that (81) suitable for reading and longitudinal socket Connection Block (88) formed.
Described check valve C(87), can need according to operation the setting making different directions; Described armature spool (93), the column structure in length and breadth in " ten " type, laterally the head of right side cylinder, can stretch in cross walkway (92), to block cross walkway; Described horizontal cylinder and two confluces of longitudinal cylinder, to be provided with before spool seal ring (95) after seal ring (91) and spool.
The upper and lower sides of described laterally left side cylinder, is provided with the spool guide rail (99) supporting with copper big envelope (94), to advise the movement locus of positive armature spool (93).
Described copper big envelope (94), its section " L " structure symmetrically, the cylindrical parts of copper big envelope (94), passes spool assembly wall (89), is spirally connected with big envelope nut (97), is fixedly installed on spool assembly wall (89).
Described copper big envelope (94) is provided with big envelope wear ring (98) with the joint of spool assembly wall (89), forms the double seal measure of solenoid operated directional valve with seal ring after spool (95).
The end of described laterally left side cylinder, is provided with the accommodating cavity of spool spring (101), described bonnet B(103) inner side, be provided with the set ring of spool spring (101), spool spring (101) is installed between the two; Described armature spool (93), at spool spring (101) and solenoid B(102) the reactive force translational motion that can do or enter or move back when driving, with the flow direction of permeable medium.
Described electromagnetism three road four-way valve (10), is serially connected with between municipal water pipe (1) and domestic water pipeline (24).
Described electromagnetism three road four-way valve (10) and solenoid operated directional valve B(7) become the straggly closed regime mode of interworking; At ordinary times, solenoid operated directional valve B(7) get closed circuit state, electromagnetism three road four-way valve (10) takes away line state, not affect daily water consumption.
Start water operation processed, switch on power, armature spool (68) in electromagnetism three road four-way valve (10) closes with valve pocket, the cross walkway on electromagnetism three road four-way valve (10) is cut off, and makes electromagnetism three road four-way valve (10) form path A(4 that is non-interfering, that take their own roads) and path B(12).
Further, meanwhile, with the solenoid operated directional valve B(7 of the keying straggly of electromagnetism three road four-way valve (10) interworking) synchronization action and connects via path A(4) municipal water sources, to water-purifying machine supply process former water.
Described electromagnetism three road four-way valve (10), in the structure of similar " industry " font, in the middle of the cross walkway of similar " industry " character form structure, be provided with armature spool (68), when armature spool (68) is closed, the port of four intercommunications originally, is separated into binary channel that is non-interfering, symmetrically " L " shape structure, that is: path A(4) and path B(12).
Described path A(4) two ends, be respectively equipped with interface (6) on path A lower interface (5) and path A.
Described path A lower interface (5) is connected with municipal water pipe (1).
Interface (6) and solenoid operated directional valve B(7 on described path A) be connected.
Described path B(12) two ends, be respectively equipped with interface (11) and path B lower interface (13) on path B.
On described path B interface (11) be serially connected with check valve A(9) backwater be connected for the lower port of managing (8).
Described path B lower interface (13) and domestic water pipeline (24) are connected, and the backwater in pressure of return water tank (20) is imported in domestic water pipeline (24), and domestic water now obtains separately from pressure of return water tank (20); Otherwise, when water operation processed stops, solenoid operated directional valve B(7) and when getting closed circuit operating mode, electromagnetism three road four-way valve (10) takes away road operating mode, domestic water this moment, depending on pressure of return water tank (20) pressure change, obtains respectively from municipal water pipe (1) or pressure of return water tank (20).
Accompanying drawing explanation
Accompanying drawing 1 is present invention process schematic flow sheet.
Accompanying drawing 2 is solenoid operated directional valve cross walkway open-circuit condition schematic diagram of the present invention.
Accompanying drawing 3 is solenoid operated directional valve longitudinal passage open-circuit condition schematic diagram of the present invention.
Accompanying drawing 4 is electromagnetism three road of the present invention four-way valve A, B path closed circuit state structure principle chart.
Accompanying drawing 5 is electromagnetism three road four-way valve A of the present invention--B path open-circuit condition structure principle chart.
Fig. 1 token name is called: municipal water pipe (1), solenoid operated directional valve A(2), PPF filter core (3), path A(4), path A lower interface (5), interface (6) on path A, solenoid operated directional valve B(7), backwater is for pipe (8), check valve A(9), electromagnetism three road four-way valve (10), interface (11) on path B, path B(12), path B lower interface (13), low pressure inductive switch B(14), high-pressure pump A(15), low pressure inductive switch A(16), pressure of return water tank top threeway (17), the general pipe of Inlet and outlet water (18), water supply electromagnetic valve (19), pressure of return water tank (20), pressure of return water tank reducing valve (21), flushing pollution discharge device (22), low pressure line (23), domestic water pipeline (24), return main (25), UDF filter core water inlet port (26), UDF filter core (27), UDF filter core water outlet port (28), CTO filter core water outlet port (29), CTO filter core (30), check valve B(31), CTO filter core water inlet port (32), high-pressure pump B water inlet interface (33), high-pressure pump B(34), from flushing by-pass tee (35), from flushing bypass tube (36), RO membrane cartridge water inlet port (37), backwater proportioner (38), RO membrane cartridge (39), RO membrane cartridge backwater outlet (40), electromagnetic switch reversing valve C(41), RO membrane cartridge water outlet port (42), rearmounted activated carbon exit end (43), high voltage induction switch (44), post active carbon filter core (45), pressure duct A(46), carbon filter core threeway (47), pressure duct B(48), water purification terminal pipe network (49), distributed clear water faucet (50), hydrostatic pressure tank water-in (51), the general pipe of hydrostatic pressure tank Inlet and outlet water (52), hydrostatic pressure tank reducing valve (53), hydrostatic pressure tank (54), blow-off line (55) and wash water valve (56).
Fig. 2, Fig. 3 token name is called: longitudinally insert upper pipe (80), longitudinally insert (81) suitable for reading, socket snap cover B(82), socket seal ring B(83), insert gear (84), unidirectional valve spring (85), valve seat B(86), check valve C(87), longitudinal socket Connection Block (88), spool assembly wall (89), uuper valve chamber skew wall (90), wear ring (91) before spool, cross walkway (92), armature spool (93), copper big envelope (94), increasing back sealing ring (95), lower valve chamber wall (96), big envelope circular nut (97), big envelope ring wear ring (98), armature spool guide rail (99), socket (100) under longitudinal passage, armature spool spring (101), solenoid B(102), bonnet B(103).
Fig. 4, the token name that Fig. 5 is unified is called: municipal water pipe (1), path A(4), path A lower interface (5), interface (6) on path A, interface (11) on path B, path B(12), path B lower interface (13), domestic water pipeline (24), socket snap cover A(61), socket seal ring A(62), socket limiting block (63), unidirectional valve spring C(64), assembled one-way valve seat D(65), check valve D(66), horizontal interface Connection Block (67), check valve E(68), solenoid A(69), longitudinal interface mount pad (70), armature spool A(71), armature spool spring A(72), armature valve pocket (73), check valve F(74), bonnet A(75), screw togather interface in formula (76) and A-B path (77).
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
As shown in Figure 1, the described flushing from flushing water-purifying machine is to liking PPF filter core (3) and RO membrane cartridge (39); Described power PPF filter core (3) and RO membrane cartridge (39) being implemented to flushing, respectively by high-pressure pump A(15) and high-pressure pump B(34) provide.
As shown in Figure 1, described PPF filter core (3) to be rinsed, by high-pressure pump A(15) implement recoil pattern; On the water inlet port of described PPF filter core (3) and water outlet port, be respectively arranged with the solenoid operated directional valve B(7 of same specifications and models) and solenoid operated directional valve A(2).
As shown in Figure 1, described solenoid operated directional valve B(7) upper port be connected with the water inlet port of PPF filter core (3), solenoid operated directional valve B(7) lower port be connected with interface (6) on the path A in electromagnetism three road four-way valve (10), solenoid operated directional valve B(7) transverse port on, be provided with draining skirt.
As shown in Figure 1, described solenoid operated directional valve A(2) lower port be connected with the water outlet port of PPF filter core (3), solenoid operated directional valve A(2) upper port be connected with low pressure line (23), solenoid operated directional valve A(2) transverse port and high-pressure pump A(15) high-pressure outlet of one end is connected.
As shown in Figure 1, described high-pressure pump A(15) the other end, be connected for manage (8) with the backwater of pressure of return water tank (20), high-pressure pump A(15) absorption recoil water from pressure of return water tank (20).
As shown in Figure 1, described high-pressure pump A(15) implement recoil operation time, described solenoid operated directional valve A(2) and solenoid operated directional valve B(7) cross walkway take away position, road, longitudinal passage gets closed circuit position, backwash high pressure current are from solenoid operated directional valve A(2) transverse port inject, from being arranged on solenoid operated directional valve B(7) draining skirt cross walkway discharges.
As shown in Figure 1, described high-pressure pump B(34), implement to rinse RO membrane cartridge (39) forward.
As shown in Figure 1, described high-pressure pump B(34), be serially connected with in the path that CTO filter core water outlet port (29) and RO membrane cartridge intake between port (37).
As shown in Figure 1, described high-pressure pump B(34) to RO membrane cartridge (39) implement forward rinse time, be positioned at the electromagnetic switch reversing valve C(41 of RO membrane cartridge backwater outlet (40) below) get closed circuit with the longitudinal passage of backwater proportioner (38), take away road with the cross walkway of certainly rinsing bypass tube (36).
As shown in Figure 1, described electromagnetism three road four-way valve (10) switches the action of water (flow) direction instantaneously, make RO membrane cartridge (39) obtain unexpected release, make to be attached to the surperficial dirt of RO membrane cartridge (39) and to filter out impurities to be peeling effect, and washed away outside filter core by High-Pressure Water.
As shown in Figure 1, the described backwater after high pressure washing, via certainly rinsing bypass tube (36), certainly rinsing by-pass tee (35) access return main (25), comes together in pressure of return water tank (20).
As shown in Figure 1, the top of described pressure of return water tank (20) and below, be respectively equipped with pressure of return water tank reducing valve (21), pressure of return water tank top threeway (17) and flushing pollution discharge device (22).
As shown in Figure 1, described pressure of return water tank top threeway (17), in its lower port, is connected with the general pipe of Inlet and outlet water (18) stretching into pressure of return water tank (20) bottom.
As shown in Figure 1, the both sides of described pressure of return water tank top threeway (17), are respectively equipped with return main (25) and backwater supplies pipe (8).
As shown in Figure 1, front end and the electromagnetic switch reversing valve C(41 being positioned at RO membrane cartridge (39) lower port of described return main (25)) be connected.
As shown in Figure 1, on described return main (25), be serially connected with sequence: backwater proportioner (38), certainly rinse by-pass tee (35) and check valve B(31).
As shown in Figure 1, described pressure of return water tank (20), collects from the backwater through reclaiming after rinsing certainly rinsed in bypass tube (36) and the backwater shunted via backwater proportioner (38).
As shown in Figure 1, the described backwater come together in pressure of return water tank (20), having under pressure condition, the press-in general pipe of Inlet and outlet water (18), via: be positioned at pressure of return water tank top threeway (17) opposite side, be serially connected with low pressure inductive switch B(14) and check valve A(9), the backwater that is connected with interface (11) on path B is for managing (8), the path B(12 on electromagnetism three road four-way valve (10)), enter the domestic water pipeline (24) be connected with path B lower interface (13), incorporate domestic water ranks.
As shown in Figure 1, the described flushing from flushing water-purifying machine solenoid operated directional valve is to liking PPF filter core (3) and RO membrane cartridge (39).
As shown in Figure 1, described power PPF filter core (3) and RO membrane cartridge (39) being implemented to flushing, respectively by high-pressure pump A(15) and high-pressure pump B(34) provide.
As shown in Figure 1, further, described PPF filter core (3) to be rinsed, by high-pressure pump A(15) implement recoil pattern.
As shown in Figure 1, on the water inlet port of described PPF filter core (3) and water outlet port, the solenoid operated directional valve B(7 of same specifications and models is respectively arranged with) and solenoid operated directional valve A(2).
As shown in Figure 1, described solenoid operated directional valve B(7) upper port be connected with the water inlet port of PPF filter core (3), solenoid operated directional valve B(7) lower port be connected with interface (6) on the path A in electromagnetism three road four-way valve (10), solenoid operated directional valve B(7) transverse port on, be provided with draining skirt.
As shown in Figure 1, described solenoid operated directional valve A(2) lower port be connected with the water outlet port of PPF filter core (3), solenoid operated directional valve A(2) upper port be connected with low pressure line (23), solenoid operated directional valve A(2) transverse port and high-pressure pump A(15) high-pressure outlet of one end is connected.
As shown in Figure 1, described high-pressure pump A(15) the other end, be connected for manage (8) with the backwater of pressure of return water tank (20), high-pressure pump A(15) absorption recoil water from pressure of return water tank (20).
As shown in Figure 1, described high-pressure pump A(15) implement recoil operation time, described solenoid operated directional valve A(2) and solenoid operated directional valve B(7) cross walkway take away position, road, longitudinal passage gets closed circuit position, backwash high pressure current are from solenoid operated directional valve A(2) transverse port inject, from being arranged on solenoid operated directional valve B(7) draining skirt cross walkway discharges.
As shown in Figure 1, described high-pressure pump B(34), implement to rinse RO membrane cartridge (39) forward; Described high-pressure pump B(34), be serially connected with in the path that CTO filter core water outlet port (29) and RO membrane cartridge intake between port (37).
As shown in Figure 1, described high-pressure pump B(34) to RO membrane cartridge (39) implement forward rinse time, be positioned at the electromagnetic switch reversing valve C(41 of RO membrane cartridge backwater outlet (40) below) get closed circuit with the longitudinal passage of backwater proportioner (38), take away road with the cross walkway of certainly rinsing bypass tube (36).
As shown in Figure 1, further, electromagnetism three road four-way valve (10) switches the action of water (flow) direction instantaneously, makes RO membrane cartridge (39) obtain unexpected release, make to be attached to the surperficial dirt of RO membrane cartridge (39) and to filter out impurities to be peeling effect, and washed away outside filter core by High-Pressure Water.
As shown in Figure 1, the described backwater after high pressure washing, via certainly rinsing bypass tube (36), certainly rinsing by-pass tee (35) access return main (25), comes together in pressure of return water tank (20).
As shown in Figure 1, described electromagnetism three road four-way valve (10), is serially connected with between municipal water pipe (1) and domestic water pipeline (24).
As Fig. 1, 2, shown in 3, from flushing water-purifying machine solenoid operated directional valve, comprise, longitudinally insert upper pipe (80), longitudinally insert (81) suitable for reading, socket snap cover B(82), socket seal ring B(83), insert gear (84), unidirectional valve spring (85), assembled one-way valve seat B(86), check valve C(87), longitudinal socket Connection Block (88), spool assembly wall (89), uuper valve chamber skew wall (90), seal ring (91) before spool, cross walkway (92), armature spool (93), copper big envelope (94), seal ring (95) after spool, valve pocket lower wall (96), big envelope nut (97), big envelope wear ring (98), spool guide rail (99), socket (100) under longitudinal passage, spool spring (101), solenoid B(102), bonnet B(103).
As shown in Figure 1, 2, 3, described water-purifying machine solenoid operated directional valve, is attached to check valve C(87); Described check valve C(87) section, in the structure of " entirely " font, check valve C(87) cone head, through assembled one-way valve seat B(86), under the elastic force effect of unidirectional valve spring (85), be fixed on assembled one-way valve seat B(86) reverse side.
As shown in Figure 1, 2, 3, described check valve C(87) edge of circular afterbody, be provided with that limit unidirectional valve spring (85) position, protruding circumference gear.
As shown in Figure 1, 2, 3, described assembled one-way valve seat B(86), installation by adhering to be spirally connected the inner side of position in longitudinally inserting (81) suitable for reading and longitudinal socket Connection Block (88); Described assembled one-way valve seat B(86) centre, be provided with water hole.
As shown in Figure 1, 2, 3, on the edge of the positive side of described water hole, be provided with and check valve C(87) circular tail edge consistent, protruding circumference keeps off.
As shown in Figure 1, 2, 3, described unidirectional valve spring (85) is limited to be installed on described check valve C(87) circular tail edge location gear and assembled one-way valve seat B(86) in location on water hole edge keeps off.
Being defined and the elastic force effect of unidirectional valve spring (85) of unidirectional valve spring (85) described as shown in Figure 1, 2, 3, makes check valve C(87) assembled is installed on and longitudinally inserts in unidirectional valve pocket that (81) suitable for reading and longitudinal socket Connection Block (88) formed.
As shown in Figure 1, 2, 3, described check valve C(87), can need according to operation the setting making different directions.
As shown in Figure 1, 2, 3, described armature spool (93), the column structure in length and breadth in " ten " type, laterally the head of right side cylinder, can stretch in cross walkway (92), to block cross walkway.
As shown in Figure 1, 2, 3, described horizontal cylinder and two confluces of longitudinal cylinder, to be provided with before spool seal ring (95) after seal ring (91) and spool.
As shown in Figure 1, 2, 3, the upper and lower sides of described laterally left side cylinder, is provided with the spool guide rail (99) supporting with copper big envelope (94), to advise the movement locus of positive armature spool (93).
As shown in Figure 1, 2, 3, described copper big envelope (94), its section " L " structure symmetrically, the cylindrical parts of copper big envelope (94), passes spool assembly wall (89), is spirally connected with big envelope nut (97), is fixedly installed on spool assembly wall (89).
As shown in Figure 1, 2, 3, described copper big envelope (94) is provided with big envelope wear ring (98) with the joint of spool assembly wall (89).
As shown in Figure 1, 2, 3, seal ring (95) after described big envelope wear ring (98) and spool, defines the double seal measure of solenoid operated directional valve.
As shown in Figure 1, 2, 3, the end of described laterally left side cylinder is provided with the accommodating cavity of spool spring (101), bonnet B(103) inner side, be provided with the set ring of spool spring (101), described spool spring (101) is installed between the two.
As shown in Figure 1, 2, 3, described armature spool (93), at spool spring (101) and solenoid B(102) the reactive force translational motion that can do or enter or move back when driving, with the flow direction of permeable medium.
As shown in Fig. 1,4,5, described electromagnetism three road four-way valve (10), is serially connected with between municipal water pipe (1) and domestic water pipeline (24).
As shown in Fig. 1,4,5, described electromagnetism three road four-way valve (10) and solenoid operated directional valve B(7) become the straggly closed regime mode of interworking; At ordinary times, solenoid operated directional valve B(7) get closed circuit state, electromagnetism three road four-way valve (10) takes away line state, not affect daily water consumption.
As shown in Fig. 1,4,5, start water operation processed, switch on power, armature spool (68) in electromagnetism three road four-way valve (10) closes with valve pocket, the cross walkway on electromagnetism three road four-way valve (10) is cut off, and makes electromagnetism three road four-way valve (10) form path A(4 that is non-interfering, that take their own roads) and path B(12).
As shown in Fig. 1,4,5, further, meanwhile, with the solenoid operated directional valve B(7 of the keying straggly of electromagnetism three road four-way valve (10) interworking) synchronization action and connects via path A(4) municipal water sources, to water-purifying machine supply process former water.
As shown in Fig. 1,4,5, described electromagnetism three road four-way valve (10), in the structure of similar " industry " font, in the middle of the cross walkway of similar " industry " character form structure, be provided with armature spool (68), when armature spool (68) is closed, the port of four intercommunications originally, be separated into binary channel that is non-interfering, symmetrically " L " shape structure, that is: path A(4) and path B(12).
As shown in Fig. 1,4,5, described path A(4) two ends, be respectively equipped with interface (6) on path A lower interface (5) and path A.
As shown in Fig. 1,4,5, described path A lower interface (5) is connected with municipal water pipe (1).
As shown in Fig. 1,4,5, interface (6) and solenoid operated directional valve B(7 on described path A) be connected.
As shown in Fig. 1,4,5, described path B(12) two ends, be respectively equipped with interface (11) and path B lower interface (13) on path B.
As shown in Fig. 1,4,5, on described path B interface (11) be serially connected with check valve A(9) backwater be connected for the lower port of managing (8).
As shown in Fig. 1,4,5, described path B lower interface (13) and domestic water pipeline (24) are connected, backwater in pressure of return water tank (20) is imported in domestic water pipeline (24), and domestic water now obtains separately from pressure of return water tank (20); Otherwise, when water operation processed stops, solenoid operated directional valve B(7) and when getting closed circuit operating mode, electromagnetism three road four-way valve (10) takes away road operating mode, domestic water this moment, depending on pressure of return water tank (20) pressure change, obtains respectively from municipal water pipe (1) or pressure of return water tank (20).
As shown in Fig. 1,4,5, the path A lower interface (5) on described electromagnetism three road four-way valve (10) is connected with horizontal interface Connection Block (67), and on path A, on interface (6) and path B, interface (11) is connected with longitudinal interface mount pad (70); On described path A lower interface (5), path A on interface (6) and path B on interface (11), be attached to unidirectional valve spring D(64 respectively), check valve E(68) and check valve F(74).
As shown in Fig. 1,4,5, described check valve D(66), check valve E(68) and check valve F(74), it is the component of same structure and specification, check valve D(66), check valve E(68) and check valve F(74) section, structure in " entirely " font, for check valve D(66), check valve D(66) conical head, through assembled one-way valve seat D(65) water hole, at unidirectional valve spring D(64) elastic force effect under, be fixed on assembled one-way valve seat D(65) reverse side.
As shown in Fig. 1,4,5, described check valve D(66) edge of circular afterbody, be provided with and limit unidirectional valve spring D(64) position, protruding circumference gear.
As shown in Fig. 1,4,5, described assembled one-way valve seat D(65) installation by adhering is spirally connected in path A lower interface (5) and horizontal socket Connection Block (67) inner side of position; Described assembled one-way valve seat D(65) centre, be provided with water hole; On the edge of the positive side of described water hole, be provided with and check valve D(66) circular tail edge consistent, protruding circumference keeps off.
As shown in Fig. 1,4,5, described unidirectional valve spring D(64) be limited to be installed on described check valve D(64) circular tail edge location gear and assembled one-way valve seat D(65) in location on water hole edge keeps off; Unidirectional valve spring D(64) be defined and at unidirectional valve spring D(64) elastic force effect, make check valve D(66) assembled is installed in the unidirectional valve pocket that path A lower interface (5) and horizontal socket Connection Block (67) formed.
As shown in Fig. 1,4,5, described check valve D(66), check valve E(68) and check valve F(74), can need according to operation the setting making different directions.
Claims (6)
1., from rinsing water-purifying machine, comprise, municipal water pipe (1), solenoid operated directional valve A(2), PPF filter core (3), path A(4), path A lower interface (5), interface (6) on path A, solenoid operated directional valve B(7), backwater is for pipe (8), check valve A(9), electromagnetism three road four-way valve (10), interface (11) on path B, path B(12), path B lower interface (13), low pressure inductive switch B(14), high-pressure pump A(15), low pressure inductive switch A(16), pressure of return water tank top threeway (17), the general pipe of Inlet and outlet water (18), water supply electromagnetic valve (19), pressure of return water tank (20), pressure of return water tank reducing valve (21), flushing pollution discharge device (22), low pressure line (23), domestic water pipeline (24), return main (25), UDF filter core water inlet port (26), UDF filter core (27), UDF filter core water outlet port (28), CTO filter core water outlet port (29), CTO filter core (30), check valve B(31), CTO filter core water inlet port (32), high-pressure pump B water inlet interface (33), high-pressure pump B(34), from flushing by-pass tee (35), from flushing bypass tube (36), RO membrane cartridge water inlet port (37), backwater proportioner (38), RO membrane cartridge (39), RO membrane cartridge backwater outlet (40), electromagnetic switch reversing valve C(41), RO membrane cartridge water outlet port (42), rearmounted activated carbon exit end (43), high voltage induction switch (44), post active carbon filter core (45), pressure duct A(46), carbon filter core threeway (47), pressure duct B(48), water purification terminal pipe network (49), distributed clear water faucet (50), hydrostatic pressure tank water-in (51), the general pipe of hydrostatic pressure tank Inlet and outlet water (52), hydrostatic pressure tank reducing valve (53), hydrostatic pressure tank (54), blow-off line (55) and wash water valve (56), it is characterized in that, the described flushing from flushing water-purifying machine is to liking PPF filter core (3) and RO membrane cartridge (39), described implements the power of flushing respectively by high-pressure pump A(15 to PPF filter core (3) and RO membrane cartridge (39)) and high-pressure pump B(34) provide, described rinses, by high-pressure pump A(15 PPF filter core (3)) implement recoil pattern, specific implementation method: on the water inlet port of described PPF filter core (3) and water outlet port, be respectively arranged with the solenoid operated directional valve B(7 of same specifications and models) and solenoid operated directional valve A(2), described solenoid operated directional valve B(7) upper port be connected with the water inlet port of PPF filter core (3), solenoid operated directional valve B(7) lower port be connected with interface (6) on the path A in electromagnetism three road four-way valve (10), solenoid operated directional valve B(7) transverse port on, be provided with draining skirt, described solenoid operated directional valve A(2) lower port be connected with the water outlet port of PPF filter core (3), solenoid operated directional valve A(2) upper port be connected with low pressure line (23), solenoid operated directional valve A(2) transverse port and high-pressure pump A(15) high-pressure outlet of one end is connected, described high-pressure pump A(15) the other end, be connected for manage (8) with the backwater of pressure of return water tank (20), high-pressure pump A(15) absorption recoil water from pressure of return water tank (20), described high-pressure pump A(15) implement recoil operation time, described solenoid operated directional valve A(2) and solenoid operated directional valve B(7) cross walkway take away position, road, longitudinal passage gets closed circuit position, backwash high pressure current are from solenoid operated directional valve A(2) inject, from being arranged on solenoid operated directional valve B(7) draining skirt cross walkway discharges, described high-pressure pump B(34), implement to rinse RO membrane cartridge (39) forward, described high-pressure pump B(34), be serially connected with in the path that CTO filter core water outlet port (29) and RO membrane cartridge intake between port (37), described high-pressure pump B(34) to RO membrane cartridge (39) implement forward rinse time, being positioned at the electromagnetic switch reversing valve C(41 of RO membrane cartridge backwater outlet (40) below) longitudinal passage that is communicated with backwater proportioner (38) gets closed circuit, and certainly rinses the cross walkway that bypass tube (36) is communicated with and takes away road, electromagnetic switch reversing valve C(41) switch the action of water (flow) direction instantaneously, make RO membrane cartridge (39) obtain unexpected release, make to be attached to the dirt on RO membrane cartridge (39) surface and filter out impurities and be peeling effect, and being washed away outside filter core by High-Pressure Water, the described backwater after high pressure washing, via certainly rinsing bypass tube (36) and certainly rinsing by-pass tee (35) access return main (25), comes together in pressure of return water tank (20).
2. according to claim 1 from rinsing water-purifying machine, it is characterized in that, described from rinsing the water processed of water-purifying machine and rinsing the switching of operation, realized by solenoid operated directional valve and electromagnetism three road four-way valve conversion water-flowing path; Described solenoid operated directional valve and electromagnetism three road four-way valve, adopt the program control conversion water-flowing path of automatic control circuit; Described is serially connected with backwater for pipe (8) low pressure inductive switch B(14), the pressure state of perception pressure of return water tank (20), when the operation pressure overruns, cutting electromagnetism three road four-way valve (10) and solenoid operated directional valve B(7) interworking formula operating mode straggly implements to shut down; Described low pressure inductive switch A(16) and high voltage induction switch (44), be serially connected with low pressure line (23) and pressure duct A(46 respectively) in, the pressure state of perception water low-pressure stage and high pressure section respectively, when there is range pressure operating mode, implements to quit work; Described high-pressure pump A(15) and high-pressure pump B(34) implement the program of auto-flushing, controlled by the time relay in circuit card, the often water operation processed 20 minutes of setting-up time rly., rotation realizes auto-flushing 40 seconds to PPF filter core (3) and RO membrane cartridge (39).
3. according to claim 1 from rinsing water-purifying machine, it is characterized in that the top of described pressure of return water tank (20) and below are respectively equipped with pressure of return water tank reducing valve (21), pressure of return water tank top threeway (17) and flushing pollution discharge device (22); Described pressure of return water tank top threeway (17), in its lower port, is connected with the general pipe of Inlet and outlet water (18) stretching into pressure of return water tank (20) bottom; The both sides of described pressure of return water tank top threeway (17), are respectively equipped with return main (25) and backwater supplies pipe (8); Front end and the electromagnetic switch reversing valve C(41 being positioned at RO membrane cartridge (39) lower port of described return main (25)) be connected; On described return main (25), be serially connected with sequence: backwater proportioner (38), certainly rinse by-pass tee (35) and check valve B(31); Described pressure of return water tank (20), collects from the backwater through reclaiming after rinsing certainly rinsed in bypass tube (36) and the backwater shunted via backwater proportioner (38); The described backwater come together in pressure of return water tank (20), having under pressure condition, the press-in general pipe of Inlet and outlet water (18), via: be positioned at pressure of return water tank top threeway (17) opposite side, be serially connected with low pressure inductive switch B(14) and check valve A(9), the backwater that is connected with interface (11) on path B is for managing (8), the path B(12 on electromagnetism three road four-way valve (10)), enter the domestic water pipeline (24) be connected with path B lower interface (13), incorporate domestic water ranks.
4. according to claim 1 from rinsing water-purifying machine, it is characterized in that, described solenoid operated directional valve, comprise, longitudinally insert upper pipe (80), longitudinally insert (81) suitable for reading, socket snap cover B(82), socket seal ring B(83), insert gear (84), unidirectional valve spring (85), assembled one-way valve seat B(86), check valve C(87), longitudinal socket Connection Block (88), spool assembly wall (89), uuper valve chamber skew wall (90), seal ring (91) before spool, cross walkway (92), armature spool (93), copper big envelope (94), seal ring (95) after spool, valve pocket lower wall (96), big envelope nut (97), big envelope wear ring (98), spool guide rail (99), socket (100) under longitudinal passage, spool spring (101), solenoid B(102), bonnet B(103), it is characterized in that, described water-purifying machine solenoid operated directional valve, is attached to check valve C(87), described check valve C(87) section, in the structure of " entirely " font, check valve C(87) cone head, through assembled one-way valve seat B(86), under the elastic force effect of unidirectional valve spring (85), be fixed on assembled one-way valve seat B(86) reverse side, described check valve C(87) edge of circular afterbody, be provided with that limit unidirectional valve spring (85) position, protruding circumference gear, described assembled one-way valve seat B(86), installation by adhering to be spirally connected the inner side of position in longitudinally inserting (81) suitable for reading and longitudinal socket Connection Block (88), described assembled one-way valve seat B(86) centre, be provided with water hole, on the edge of the positive side of described water hole, be provided with and check valve C(87) circular tail edge consistent, protruding circumference keeps off, described unidirectional valve spring (85) is limited to be installed on described check valve C(87) circular tail edge location gear and assembled one-way valve seat B(86) in location on water hole edge keeps off, being defined and the elastic force effect of unidirectional valve spring (85) of unidirectional valve spring (85), makes check valve C(87) assembled is installed on and longitudinally inserts in unidirectional valve pocket that (81) suitable for reading and longitudinal socket Connection Block (88) formed, described check valve C(87), can need according to operation the setting making different directions, described armature spool (93), the column structure in length and breadth in " ten " type, laterally the head of right side cylinder, can stretch in cross walkway (92), to block cross walkway, described horizontal cylinder and two confluces of longitudinal cylinder, to be provided with before spool seal ring (95) after seal ring (91) and spool, the upper and lower sides of described laterally left side cylinder, be provided with the spool guide rail (99) supporting with copper big envelope (94), to advise the movement locus of positive armature spool (93), described copper big envelope (94), its section " L " structure symmetrically, the cylindrical parts of copper big envelope (94), passes spool assembly wall (89), be spirally connected with big envelope nut (97), be fixedly installed on spool assembly wall (89), described copper big envelope (94) is provided with big envelope wear ring (98) with the joint of spool assembly wall (89), forms the double seal measure of solenoid operated directional valve with seal ring after spool (95), the end of described laterally left side cylinder is provided with the accommodating cavity of spool spring (101), described bonnet B(103) inner side, be provided with the set ring of spool spring (101), spool spring (101) is installed between the two, described armature spool (93), at spool spring (101) and solenoid B(102) the reactive force translational motion that can do or enter or move back when driving, with the flow direction of permeable medium, described high-pressure pump B(34) to RO membrane cartridge (39) implement forward rinse time, electromagnetic switch reversing valve C(41) longitudinal passage that lower end is connected with backwater proportioner (38), get closed circuit, electromagnetic switch reversing valve C(41) with from rinsing the cross walkway that bypass tube (36) is connected, take away road, described high-pressure pump B(34) High-Pressure Water that produces injects from RO membrane cartridge water inlet port (37), via: RO membrane cartridge (39), membrane cartridge backwater outlet (40), with from the electromagnetic switch reversing valve C(41 rinsing bypass tube (36) and be connected) cross walkway, be positioned at by-pass tee (35) on return main (25) and check valve B(31), in remittance pressure of return water tank (20).
5. according to claim 1 from rinsing water-purifying machine, it is characterized in that, described electromagnetism three road four-way valve (10), comprise, described municipal water pipe (1), described path A(4), described path A lower interface (5), interface (6) on described path A, interface (11) on described path B, described path B(12), described path B lower interface (13), described domestic water pipeline (24), socket snap cover A(61), socket seal ring A(62), socket limiting block (63), unidirectional valve spring C(64), assembled one-way valve seat D(65), check valve D(66), horizontal interface Connection Block (67), check valve E(68), solenoid A(69), longitudinal interface mount pad (70), armature spool A(71), armature spool spring A(72), armature valve pocket (73), check valve F(74), bonnet A(75), screw togather interface in formula (76) and A-B path (77),
Described electromagnetism three road four-way valve (10), is serially connected with between municipal water pipe (1) and domestic water pipeline (24); Described electromagnetism three road four-way valve (10) and solenoid operated directional valve B(7) become the straggly closed regime mode of interworking; At ordinary times, solenoid operated directional valve B(7) get closed circuit state, electromagnetism three road four-way valve (10) takes away line state, not affect daily water consumption; Start water operation processed, switch on power, armature spool (68) in electromagnetism three road four-way valve (10) closes with valve pocket, the cross walkway on electromagnetism three road four-way valve (10) is cut off, and makes electromagnetism three road four-way valve (10) form twin-channel path A(4 that is non-interfering, that take their own roads) and path B(12); Meanwhile, with the solenoid operated directional valve B(7 of the keying straggly of electromagnetism three road four-way valve (10) interworking) synchronization action, connect via path A(4) municipal water sources and to water-purifying machine supply process former water; Described electromagnetism three road four-way valve (10), in the structure of similar " industry " font, in the middle of the cross walkway of similar " industry " character form structure, is provided with armature spool (68); Described armature spool (69), its front end is ladder type right cylinder, and its rear end is right cylinder, and the joint portion of front and back end is provided with and forms sealed structure inclined-plane ring with armature valve pocket (73); Its center of described armature spool (69) rear end, be provided with armature spool spring A(72) accommodating hole, armature spool spring A(72) be installed on wherein, armature spool spring A(72) the other end be installed on bonnet A(75) center preset armature spool spring accommodating hole in; Described longitudinal interface mount pad (70) inner side, is provided with the locating slot matched with armature spool (69) front end; Described armature spool (69) is at armature spool spring A(72) effect under, close with locating slot, A-B path in electromagnetism three road four-way valve (10) is cut off, and forms first and second path on not connected electromagnetism three road four-way valve (10), i.e. path A(4) and path B(12); Described armature spool (69) is at solenoid A(69) under magneticaction, be separated with locating slot, be inhaled in armature valve pocket (73), the A-B path in electromagnetism three road four-way valve (10) is open-minded, form the third path on electromagnetism three road four-way valve (10), i.e. A-B path (77); Described path A(4) two ends, be respectively equipped with interface (6) on path A lower interface (5) and path A; Described path A lower interface (5) is connected with municipal water pipe (1), interface (6) and solenoid operated directional valve B(7 on described path A) be connected; Described path B(12) two ends, be respectively equipped with interface (11) and path B lower interface (13) on path B; On described path B interface (11) be serially connected with check valve A(9) backwater be connected for the lower port of managing (8); Described path B lower interface (13) and domestic water pipeline (24) are connected, and the backwater in pressure of return water tank (20) is imported in domestic water pipeline (24), and domestic water now obtains separately from pressure of return water tank (20); Otherwise, when water operation processed stops, solenoid operated directional valve B(7) and when getting closed circuit operating mode, electromagnetism three road four-way valve (10) takes away road operating mode, domestic water this moment, depending on pressure of return water tank (20) pressure change, obtains respectively from municipal water pipe (1) or pressure of return water tank (20); The path A lower interface (5) on described electromagnetism three road four-way valve (10) is connected with horizontal interface Connection Block (67), and on path A, on interface (6) and path B, interface (11) is connected with longitudinal interface mount pad (70); On described path A lower interface (5), path A on interface (6) and path B on interface (11), be attached to unidirectional valve spring D(64 respectively), check valve E(68) and check valve F(74).
6. according to claim 1 from rinsing water-purifying machine, it is characterized in that, described check valve D(66), check valve E(68) and check valve F(74), it is the component of same structure and specification, check valve D(66), check valve E(68) and check valve F(74) section, structure in " entirely " font, for check valve D(66), check valve D(66) conical head, through assembled one-way valve seat D(65) water hole, at unidirectional valve spring D(64) elastic force effect under, be fixed on assembled one-way valve seat D(65) reverse side; Described check valve D(66) edge of circular afterbody, be provided with and limit unidirectional valve spring D(64) position, protruding circumference gear; Described assembled one-way valve seat D(65) installation by adhering is spirally connected in path A lower interface (5) and horizontal socket Connection Block (67) inner side of position; Described assembled one-way valve seat D(65) centre, be provided with water hole; On the edge of the positive side of described water hole, be provided with and check valve D(66) circular tail edge consistent, protruding circumference keeps off; Described unidirectional valve spring D(64) be limited to be installed on described check valve D(64) circular tail edge location gear and assembled one-way valve seat D(65) in location on water hole edge keeps off; Unidirectional valve spring D(64) be defined and at unidirectional valve spring D(64) elastic force effect, make check valve D(66) assembled is installed in the unidirectional valve pocket that path A lower interface (5) and horizontal socket Connection Block (67) formed; Described check valve D(66), check valve E(68) and check valve F(74), can need according to operation the setting making different directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420574866.9U CN204138441U (en) | 2014-10-08 | 2014-10-08 | From flushing water-purifying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420574866.9U CN204138441U (en) | 2014-10-08 | 2014-10-08 | From flushing water-purifying machine |
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| Publication Number | Publication Date |
|---|---|
| CN204138441U true CN204138441U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420574866.9U Withdrawn - After Issue CN204138441U (en) | 2014-10-08 | 2014-10-08 | From flushing water-purifying machine |
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| CN (1) | CN204138441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310615A (en) * | 2014-10-08 | 2015-01-28 | 宁波龙巍环境科技有限公司 | Self-flushing water purifier |
| CN106090329A (en) * | 2016-08-29 | 2016-11-09 | 温州大阳科技有限公司 | A kind of seven apertures in the human head valve |
-
2014
- 2014-10-08 CN CN201420574866.9U patent/CN204138441U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310615A (en) * | 2014-10-08 | 2015-01-28 | 宁波龙巍环境科技有限公司 | Self-flushing water purifier |
| CN106090329A (en) * | 2016-08-29 | 2016-11-09 | 温州大阳科技有限公司 | A kind of seven apertures in the human head valve |
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