Water valve self-closing device
Technical field
The present invention relates to a kind of quantitative and regular automatical shutoff device of household water filter current.
Background technique
Household water filter, especially ceramic element water purifier, after use a period of time, current diminish, and particularly in the area of water quality inferiority, need often to filter core, scrub, and have therefore accelerated the loss of ceramic element.For capable of prolonging service life of filter elements, conventionally taking increases the mode of scrubbing the time lag, and this will make water purifier discharge water current more and more less, when water receiving amount is large, the tap valve of fetching boiling water need to be waited for the long period, when being busy with other affairs, may forget closed tap.
Summary of the invention
For avoiding waste, purify waste water, on the filter core water outlet of water purifier pedestal or the exhalant canal at existing water purifier, setting up one can be quantitatively or self-closing device regularly.
The present invention includes pedestal and case, it is characterized in that: on the filter core water outlet of water purifier pedestal or the exhalant canal at existing water purifier, setting up one can be quantitatively or self-closing device regularly.Utilize water meter measurement system or mechanical timer to castrate the valve system of prior art and the known solenoid valve of bell system, through the transformation of the way, be combined into water valve quantitatively or regular automatical shutoff device, wherein quantitative automatic turn-off device comprises magnetic force interlock quantitative system, slows down and control quarter-bell system and permanent-magnet valve system; Regular automatical shutoff device comprises mechanical timer and quarter-bell system, valve control system and permanent-magnet valve system.
Described magnetic force interlock quantitative system, adopt the working principle of the rotary wing type measure water-meter of prior art, by impeller box, multi beam current are pressed to the sense of rotation impact vane rotary that impeller is set from each water intake, it is characterized in that: original gear on impeller middle spindle is changed into the magnet that magnetic pole is cross setting, and cover has the excessive seal closure of waterproof, in the outside of seal closure, cover again the rotation of the magnetic with a central shaft skeleton, magnet on this skeleton wall on embedded magnet and impeller middle spindle is in same level position, two groups of inside and outside magnet of seal closure cylinder attract each other and can be along with impeller synchronously rotates, the central shaft on magnetic rotation skeleton top is shaped with gear, the large gear piece engagement of this gear and deceleration control system clutch, its vane rotary torsion output is to realize by the suction of corresponding magnet inside and outside seal closure cylinder.
Described deceleration is controlled quarter-bell system and is comprised of deceleration system, control system and quarter-bell system.It is characterized in that: deceleration system is by comprising that the large gear piece of damping that doubles as switching clutch gear, the third wheel of gear reduction function and be fixed on the friction damping device that can arbitrarily regulate predetermined value in rotating shaft forms; Control system is at the rotating shaft hypomere of the friction damping device forming with friction spring, the large gear piece of damping and rotating shaft, is fixed wtih successively the gear that winds up in valve controling rod, clutch gear spiral arm depression bar and quarter-bell system.At controlling rod and drive link end, all stud with magnet, drive link and depression bar are connected as a single entity, the axis hole frame of joint is supported by the support shaft on middle clamp plate edge, depression bar end is pressed on magnetic skeleton, when strengthening torsion and overcome the frictional force of friction damping device, make the knob arrow of rotating shaft upper end turn to counterclockwise normally open position by home position, or while turning to clockwise preset quantitative scale position, valve controling rod also rotates with axle and the corresponding position in knob arrow points, so, magnet on valve controling rod just could be close when knob arrow points home position and be attracted the magnet of drive link upper end, only have at this moment, under support shaft on middle clamp plate edge supports, the depression bar being connected as a single entity with drive link, the magnetic skeleton of compressed spring jack-up could be depressed, and drive magnetic conduction spool throttle down by the magnetic force of magnetic skeleton.Be fixed on clutch gear depression bar in rotating shaft just works when being rotated counterclockwise the position that knob arrow points " opens ", utilize its end to be shaped with downward slope by sense of rotation, by under clutch gear axial compression, the large gear piece of clutch gear and impeller driving gear are departed from, meanwhile controlling rod loses the control to valve system, and valve open is realized running water.Comprise with the known quarter-bell mechanism of the gear that winds up of quarter-bell, third wheel and being combined, when clockwise rotating knob and set metering, the quarter-bell gear that winds up rotates thereupon quarter-bell mechanism clockwork spring is winded up simultaneously, when metering finishes knob, returns to home position, quarter-bell rises noisy, and valve is closed automatically.
Described permanent-magnet valve system is to utilize the solenoid valve transformation of the way of prior art to form, it is characterized in that: electromagnetic coil is partly changed into and can endwisely slip and be embedded with the magnetic skeleton of permanent magnet along conduit, skeleton bottom is supported by Compress Spring, top contacts with depression bar, and conduit is built-in with the spool being comprised of magnetic conduction or permanent magnet piston, spool post and valve gap.Under control system effect, along with the depression bar end of being controlled by controlling rod is lifted or depressed, magnetic skeleton synchronously moves up and down drive conduit inner spool, realizes the switching function of valve.
The operating procedure of fixed weight water valve self-closing device:
On case, around knob clockwise direction, be shaped with successively " opening ", " pass " and metering scale, the knob that turns clockwise makes its arrow points arbitrarily behind predetermined quantitative scale position, has current and export and start and measure.When reaching predetermined value, valve is closed automatically, and quarter-bell rises noisy, knob arrow self-zeroing (pass), when inhour rotation knob, the position that arrow points " is opened ", i.e. running water.
Timing water valve self-closing device
Described valve control system feature is: in the rotating shaft of mechanical timer and quarter-bell system, be fixed wtih controlling rod, at controlling rod and drive link end, all stud with magnet.When water purifier is during in closed condition, the magnet positions of drive link upper end is pointed in valve controling rod end, two magnet attract each other, drive link and depression bar one, the axis hole frame of joint is supported by the support shaft of rotating plate outer end being fixed on regularly with often opening the friction damping device of COMM communication, depression bar one end is pressed on the magnetic skeleton being supported by Compress Spring, and magnetic skeleton is pressed towards the next, and the magnetic conduction spool in conduit moves down throttle down thereupon.When making controlling rod, turning knob rotates with rotating shaft, its end magnet during away from drive link upper magnet, loses gravitation, the magnetic skeleton decompression of depression bar to valve system each other, the compressed spring of magnetic skeleton is upspring, and drives the up valve of opening of magnetic conduction spool in conduit; Described timing is on punch holder, to establish a friction damping device being comprised of transaxle, rotating plate, friction spring with often opening COMM communication, little knob is equipped with in transaxle upper end, for limiting transaxle and rotating plate rotation angle, at the punch holder of transaxle both sides, fix respectively a stop bit nail that leaves rotating plate edge certain distance.When turning clockwise little knob, rotating plate make that it is supporting and with the drive link end magnet of its rotation away from the magnet on controlling rod, lose each other gravitation, the compressed spring of magnetic skeleton decompression is upspring, spool lifts valve open thereupon, in running water state.When making little knob return to home position, valve is closed again.The lifting height of the level pressure that is limited bar end when transaxle is switched to normally open position is shaped with a positive stop below punch holder.
Described permanent-magnet valve system is identical with the permanent-magnet valve structure of aforementioned fixed weight water valve self-closing device, no longer carefully states.
Regular automatical shutoff device operating procedure: when not needing timing, the little knob that turns clockwise makes the position of " opening " on arrow points case, valve open, the little knob of inhour rotation makes the position of its arrow points " pass ", valve closing.When needs timing, the large knob that turns clockwise makes the Preset Time scale position on arrow points case, valve open countdown, and when knob pointer is got back to zero-bit, valve is closed and jingle bell automatically.The invention has the beneficial effects as follows:
Disclose a kind of household water filter current quantitatively and regular automatical shutoff device, especially coordinate ceramic element water purifier to use, both can extend ceramic element working life, can avoid waste and purify waste water again.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described:
Fig. 1 is the fundamental diagram of fixed weight water valve self-closing device;
Fig. 2. be the local longitudinal profile schematic diagram of metering and micro-control permanent-magnet valve system;
Fig. 3 is arranged on the metering self acting stop valve longitudinal profile schematic diagram on water purifier pedestal;
Fig. 4 is arranged on the timing self-closing device longitudinal profile schematic diagram on water purifier pedestal.
In figure: 1, pressing plate, 2, die holder, 3, cross opinion axle, 4, intake tunnel, 5, clutch small gear, 6, clutch tooth wheel shaft, 7, return shell fragment, 8, magnet, 9, seal closure, 10, impeller middle spindle, 11, impeller, 12, magnet ring, 13, magnet, 14, magnetic rotation skeleton, 15, skeleton axle, 16, the quarter-bell gear that winds up, 17, quarter-bell third wheel, 18, quarter-bell, 19, magnet, 20, valve port, 21, valve gap, 22, water outlet, 23, Compress Spring, 24, large gear piece, 25, case, 26, magnetic conduction piston, 27, magnet, 28, spool conduit, 29, magnetic skeleton, 30, support shaft, 31, drive link, 32, magnet, 33, depression bar, 34, middle clamp plate, 35, third wheel small gear, 36, punch holder, 37, the large gear piece of clutch, 38, spiral arm depression bar, 39, small gear, 40, rotating shaft, 41, knob, 42, friction spring, 43, the large gear piece of damping device, 44, controlling rod, 45, position-limited nail, 46, magnet, 47, quarter-bell mechanism, 48, pedestal, 49, impeller box, 50, thimble, 51, flow channel, 52, other hole, 53, barrier film, 54, center hole, 55, spool post, 56, valve port, 57, O-ring seal, 58, plug, 59, retaining ring, 60, shell cylinder, 61, O-ring seal, 62, diaphragm plate, 63, sewage draining exit, 64, little knob, 65, friction spring, 66, transaxle, 67, rotating plate, 68, stop bit nail, 69, support shaft, 70, back pressure chamber, 71, stop bit nail, 72, positive stop, 73, quarter-bell timing system, 74, punch holder, 75, intake chamber.
Embodiment
Fig. 1 is the fundamental diagram of fixed weight water valve self-closing device, in figure, the intake tunnel 4 of fixed weight water valve self-closing device joins with the water outlet of existing water purifier, between intake tunnel 4 and flow channel 51, be provided with impeller 11, the upper lateral of impeller middle spindle 10 is embedded with magnetic stripe or is tightly overlapping the magnet ring 12 that a magnetic pole is substantially horizontal, the top of axle is inserted in seal closure 9 axis holes (blind hole) made from non-magnet material, impeller middle spindle lower end is supported by thimble 50, and seal closure is enclosed in impeller, magnet ring etc. in purified water passage.At the outer tip end center of seal closure 9, be also shaped with axis hole (blind hole), the outside of seal closure is being overlapped and is being embedded with magnet 8, 13 magnetic rotation skeleton 14, and be all provided with concentric skeleton axle 15 at this skeleton top inside and outside, inner concentric axle is inserted in the axis hole of seal closure, the magnetic rotation skeleton being enclosed within on seal closure can freely rotate, the embedded magnet of this skeleton is corresponding with seal closure internal magnet ring 12 horizontal positions and attract each other, in the concentric shafts of outside, skeleton top, be shaped with small gear 39, in when metering, it meshes with the large gear piece 37 of clutch, by the small gear 5 on it, passed through the large gear piece 24 on wheel shaft 3 again, third wheel small gear 35 forms a deceleration system with the large gear piece 43 of damping device in rotating shaft 40.In rotating shaft 40 below damping device, be fixed wtih successively controlling rod 44, clutch gear spiral arm depression bar 38 and the quarter-bell gear 16 that winds up, comprise that the quarter-bell system 47 of the gear 16 that winds up, quarter-bell third wheel 17 and quarter-bell 18 is identical with the quarter-bell system architecture principle of existing machinery timer, no longer carefully states here.Clutch gear spiral arm depression bar 38 ends in rotating shaft 40 are shaped with a downward slope (failing in figure to show) by sense of rotation, Ci position, clutch gear spiral arm depression bar end can, by under clutch gear axial compression, depart from the large gear piece of clutch gear and small gear 39.The controlling rod 44 and drive link 31 ends that are fixed in rotating shaft 40 are fixed wtih respectively magnet 46 and 32, and drive link and depression bar 33 connection parts are shaped with axis hole frame, by the support shaft 30 being fixed on middle clamp plate, are supported, and can pass through the open and close of depression bar control valve system.Permanent-magnet valve system in Fig. 1 is a simple principle assumption diagram, at the spool conduit 28 of non-magnetizer, is built-in with the spool being comprised of magnetic conduction piston 26, valve gap 21.On the external diameter of conduit 28, overlapping a magnetic skeleton 29 that can slide up and down, on skeleton, be embedded with magnet, the magnetic conduction piston 26 of spool is because being affected by the magnetic field gravitation of magnetic skeleton, all the time with skeleton on magnet keep horizontal position, magnetic skeleton below is supported by Compress Spring 23, and when needs valve closing, magnetic skeleton is along with depression bar 33 is exerted pressure descending, the magnetic conduction piston of spool also synchronously moves down, and makes valve gap 21 sealing valve ports 20.Otherwise magnetic skeleton loses the downward pressure of depression bar, compressed spring is upspring and is set back, valve open.
When the knob 41 that turns clockwise makes scale position predetermined on its arrow points case 25, controlling rod 44 end magnet 46 are separated with drive link 31 upper end magnet 32, the clutch gear spiral arm depression bar 38 being fixed in rotating shaft 40 leaves clutch tooth wheel shaft 6 tops, clutch tooth wheel shaft 6 is fixed on return shell fragment 7 bullets on die holder upward, the large gear piece 37 of clutch and small gear 39 engagements.The gear 16 that winds up of quarter-bell system 47 (in dotted line frame) tightens quarter-bell clockwork spring by third wheel 17, at this moment because valve is opened, having current to promote impeller 11 rotates and measures, knob 41 starts to turn to convolution, when reaching predetermined value, knob 41 is got back to zero-bit, and valve gap 21 is closed automatically with valve port 20, quarter-bell 18 sounding jingle bells, when counter-clockwise manual rotation knob makes position that arrow points offset from zero scale several angle " opens ", valve is in normally open position, and current can not closed automatically.The clutch gear depression bar 38 being fixed in rotating shaft 40 reverses thereupon, and end is pressed in clutch tooth wheel shaft 6 upper ends moves down it, and the large gear piece 37 of clutch departs from small gear 39, and impeller is at this moment in idle running, loses metering effect.Offside when manually inhour is adjusted for restriction knob 41, on middle clamp plate 34, fix a position-limited nail, in figure, drawn arrow is water (flow) direction.
Fig. 2 is metering and the micro-control power permanent-magnet valve system longitudinal profile schematic diagram of fixed weight water valve self-closing device example, in figure, between the intake tunnel 4 and flow channel 51 being connected with existing water purifier discharge water passage (not drawing in figure), be provided with impeller 11, a magnet ring 12 (or being laterally embedded with magnetic stripe) is overlapped on the top of impeller middle spindle, the top of axle is inserted in the axis hole (blind hole) of the seal closure 9 made from non-magnet material, impeller shaft lower end is supported by thimble 50, one, impeller outside cover on box wall direct-axis to the impeller box 49 that has many water conservancy diversion gaps (not shown in FIG.), current are by the oblique impeller blades in water conservancy diversion gap, impeller is rotated by direction initialization.The round mouth that the lower end of seal closure 9 radially extends out is withheld on leakproof cushion rubber 57 by pressing plate 1.The outer tip end center of seal closure is also shaped with axis hole (blind hole), the magnetic rotation skeleton 14 that is embedded with magnet 8,13 is being overlapped in the outside of seal closure, and inside and outside this skeleton top, be provided with concentric shafts 15, inner concentric axle is inserted in the axis hole of seal closure, being enclosed within magnetic on seal closure rotation skeleton can freely rotate, and the embedded magnet of this skeleton is corresponding with seal closure internal magnet ring position and attract each other.In the concentric shafts of outside, skeleton top, be shaped with small gear 39, with large gear piece 37 engagements of clutch in Fig. 1.In figure, a barrier film 53 that is embedded with diaphragm plate 62 is put in space above the valve port 56 of the pedestal 48 between the flow channel 51 of purifying waste water and water outlet 22, diaphragm plate is provided with other hole 52 and center hole 54, and the round mouth that spool conduit 28 lower ends radially extend out is withheld on barrier film edge seal by pressing plate 1.At spool conduit 28 outside covers, have and can slide up and down and stud with along it magnetic skeleton 29 of permanent magnet 19,27, skeleton bottom is supported by Compress Spring 23.Spool conduit 28 is built-in with spool, spool is comprised of magnetic conduction piston 26 (or permanent magnetic piston), spool post 55 and valve gap 21, magnet on magnetic conduction piston and magnetic skeleton remains in the same horizontal line, can by valve rod, drive valve gap up and down with magnetic skeleton.Micro-control power permanent-magnet valve System Working Principle is: when depression bar is exerted pressure to magnetic skeleton 29, magnetic skeleton band movable valve plug is descending, and valve gap 21 has sealed the center hole 54 on diaphragm plate, center hole in one end of back pressure chamber 70 in sealing state.Water enters back pressure chamber 70 by the other hole 52 of flow channel 51, intake chamber 75 and diaphragm plate 62, and the hydraulic pressure in back pressure chamber raises rapidly, and barrier film is pressed on valve port 56, seals current, has closed water outlet 22.When magnetic skeleton 29 loses the pressure of depression bar, the compressed spring of magnetic skeleton is upspring, the center hole 54 that valve gap 21 departs from diaphragm plate, and the water in back pressure chamber 70 flows to the water outlet 22 of valve port 56 by center hole 54.Because the aperture of center hole 54 is greater than the aperture in other hole 52, make the water intake velocity in back pressure chamber be less than out water speed, cause the hydraulic pressure in back pressure chamber to decline.Diaphragm plate is greater than at the suffered pressure of intake chamber one side the pressure bearing in the one side of back pressure chamber 70, makes diaphragm plate away from valve port 56, and valve port is no longer sealed by barrier film, and current directly flow out from valve port water outlet 22.
The advantage of above-mentioned micro-control power permanent-magnet valve structure is, than the valve shown in Fig. 1 schematic diagram, to open and close the less dynamics of controlling that only needs.
Fig. 3 is the part-structure schematic diagram that fixed weight water valve self-closing device and water purifier pedestal are combined, its main structure is identical with Fig. 2, only that filter core exhalant canal 56 (dotted portion) is placed in water clarifier shell cylinder 60 center, current are by the line gap on impeller box wall, promote vane rotary, although (dotted line in figure) 56 of the filter core water outlet pipeline in drawing intersects with flow channel 51, but, two pipeline reality are not in same plane, mutually isolated, for convenience of showing, sewage draining exit 63 in figure and treated water outlet 22 are for being arranged above and below, actual should being arranged in parallel, to reduce pedestal height.
Fig. 4 is the structural representation that timing water valve self-closing device and water purifier pedestal are combined, and valve system and Fig. 2,3 relevant portions are identical, no longer carefully state, and difference is only mechanical timer and switched system.It is the prior art of utilizing with the mechanical timer system of quarter-bell, engage the technological scheme of this device, set up to the control of valve and regularly with often open switched system, it is characterized in that: in the rotating shaft 40 of mechanical timer system 73 that comprises quarter-bell 18, be fixed wtih controlling rod 44, its end is provided with magnet 46, match with the magnet 32 on drive link 31, drive link is connected with depression bar 33 by the axis hole frame being fixed on the rotating plate 67 outer end support shafts 69 of friction damping device, when controlling rod rotates with rotating shaft 40, its end magnet 46 is during near drive link 31 end magnet 32, drive link magnet is inhaled closely, the magnetic skeleton 29 of 33 pairs of valve systems of depression bar is exerted pressure, magnetic skeleton overcomes Compress Spring 23 elastic force and moves down and drive the spool throttle down in conduit 28, be regularly on punch holder 74, to establish a friction damping device being comprised of transaxle 66, rotating plate 67, friction spring 65 with often opening switched system, little knob 64 is equipped with in transaxle 66 upper ends, for limiting transaxle and rotating plate rotation angle.At the punch holder 74 of transaxle both sides, fix respectively a stop bit nail 68 and 71 that leaves rotating plate edge certain distance.The level pressure that is limited bar 33 is switched to the position while often opening at transaxle, is shaped with a positive stop 72 below punch holder.It is pointed out that because the depression bar 33 in Fig. 4 can rotate a tilt fixing along with transaxle 66 is synchronous, so depression bar (tabular) will have certain cover width with the contact position of magnetic skeleton 29 and positive stop 72.
For dwindling the volume of water valve self-closing device, also can omit and (to comprise that wind up gear 16, quarter-bell of quarter-bell in each figure cross opinion 17, quarter-bell 18 castrating bell system, only retain the regularly timing system of water valve self-closing device), like this, for timing water valve self-closing device, also can utilize the institute such as known electric fan, regular convenience receptacle to adopt to take the prior art of the mechanical timing that clockwork spring is power.
For avoiding magnetic rotation skeleton 14 to influence each other with the magnetic field on magnetic skeleton 29, increase the suction to piston, at magnetic rotation skeleton and each tight cover one magnetic guiding loop (not shown in FIG.) of magnetic skeleton external diameter.
For improving quantitatively and control accuracy regularly, magnet on controlling rod and drive link, preferably adopt separately two small magnet pieces, same towards one side by opposed polarity, be spaced in groups, be separately fixed on controlling rod and drive link, the one side that magnet piece contacts with drive link with controlling rod should be magnet case.
Seal closure 9 in above-mentioned each figure and conduit 28 lower ends are withheld on the edge of leakproof cushion rubber 57 and barrier film 53 by pressing plate 1, and also available two threaded pressure rings of side system are tightened on the inwall of pedestal 48 and seal closure and conduit lower end corresponding position.By seal closure and spool conduit lower end compacting sealing.
In figure, between upper, middle and lower clamping plate and pedestal, by cylinder, by nut or screw, fix and support (not shown in FIG.).
Below the knob arrow of fixed weight water valve self-closing device, on case, around knob circumference, be shaped with metering scale.On timing water valve self-closing device, large knob below is shaped with timing scale on the case of knob circumference, and little knob below is shaped with the switch flag of " opening " and " pass ", if case is transparent material, its scale is preferably located in cover.
Water valve self-closing device of the present invention can be made one with the pedestal combination of various water purifiers, also can be separately made monomer, is connected on various water purifier discharge water mouths or uses as water tap.
Schematic diagram is only embodiment, and non-limiting practical range, and these mode of executions are made to various changes or modifications, within all should dropping on technical scope of the present invention.