CN203594864U - Manual gas-liquid mixing pump - Google Patents

Abstract

The utility model provides a manual gas-liquid mixing pump, and relates to a device for extracting viscous liquid and forming foam under the effect of manual pressure. The upper end of a straight-pipe-shaped cylinder body on the upper portion of a body is screwed with a valve cover. A taper pipe part is arranged at the lower end of the cylinder body and used for containing a lower bulb stopper. The upper portion of a hollow valve rod penetrates through the valve cover and is led outwards, and a center hole of the hollow valve rod is a stepped hole, wherein the lower portion of the stepped hole is smaller than the upper portion of the stepped hole, and a mesh is installed at the bottom end of the upper section of the center hole. A window is formed in the upper end of the cylinder body. A circular ring is arranged at the lower end of the valve rod to divide the interior of the cylinder body into an outer cavity and a gas storage cavity, wherein the outer cavity is communicated with the outside through the window. A small boss is arranged at the upper end of a center valve element, a taper hole is formed in the upper portion of the small boss and directly connected with an inner hole of the center valve element, a small flange is arranged on the periphery of the small boss, and the small boss is sleeved with an annular valve plate, and the annular valve plate covers a gas outlet in the root of the small flange and a gas inlet in the root of the circular ring. The center valve element is inserted into an inner hole of a center valve base at the bottom of the cylinder body to form a liquid storage cavity. The lower bulb stopper seals a liquid inlet of the liquid storage cavity. An upper bulb stopper is arranged in the taper hole of the small boss and seals a liquid outlet of the liquid storage cavity. A spring abuts against the position between the center valve base and the center valve element, and then the small boss and the upper bulb stopper stretch into an inner hole of the circular ring.

Description

Manually gas-liquid mixing pump

Technical field

The utility model relate to a kind of under Manual pressure effect the device of extracting liquid, particularly relate to and a kind ofly under Manual pressure effect, extract thick liquid and make it mix the device that produces foam with air.

Background technique

In existing soap feeding device, use manual soap pump that soap lye extracting from soap lye bottle is come and outwards output.A kind of manually soap lye pump structure, as shown in figure 12, it has body 61 ', lower bulb stopper 611 ', back-up ring 62 ', spring 63 ', center spool 64 ', upper bulb stopper 642 ', valve rod 65 ' and valve gap 66 '.

The top of body 61 ' is the cylinder body 6101 ' of straight tube-like, and cylinder body 6101 ' upper end screws togather valve gap 66 '.Valve gap 66 ' is provided with upwards extraction catheter 6601 '.The hollow valve rod 65 ' that evagination annulus 6503 ' is established in lower end is arranged in cylinder body 6101 ', and outwards draw through this conduit 6601 ' slidably on the top of valve rod 65 '.Less and the sidewall of the center hole epimere 65011 ' diameter of valve rod 65 ' has many guiding gutters; Center hole hypomere 65012 ' diameter is larger, the pipe 6401 ' on spool 64 ' top, grafting center.Large flange 6402 ' is established in the lower end of center spool 64 ', and the root of large flange 6402 ' has ring-shaped step and seal ring 641 ' is installed.Sealing circle 641 ' is divided into the inner chamber of cylinder body 6101 ' 6102 ' at the idle space of seal ring 641 ' top and the reservoir compartment 6103 ' below seal ring 641 '.Taper Pipe portion 6104 ' is established in the lower end of cylinder body 6101 ', and the bottom of Taper Pipe portion 6104 ' connects the lower straighttube 6105 ' of minor diameter; Wherein the underpart 61041 ' of Taper Pipe portion 6104 ' is stretched in lower straighttube 6105 '.The back-up ring 62 ' of disc is arranged on cylinder body 6101 ' reservoir compartment 6103 ' bottom.Spring 63 ' is contained in the reservoir compartment 6103 ' of cylinder body 6101 ', and back-up ring 62 ' is withstood in the lower end of spring 63 ', and the large flange 6402 ' of center spool 64 ' is withstood in the upper end of spring 63 '.The passage that the endoporus 621 ' of back-up ring 62 ' forms between reservoir compartment 6103 ' and the inner chamber 61042 ' of Taper Pipe portion 6104 '.Lower bulb stopper 611 ' is arranged in the inner chamber 61042 ' of Taper Pipe portion 6104 ', can seal the liquid entering hole of this reservoir compartment 6103 '.Upper bulb stopper 642 ' is arranged on the taper hole 6403 ' of center spool 64 ' endoporus 64011 ' upper end and locates, and can seal the liquid outlet of this reservoir compartment 6103 '.

Be not subject at valve rod 65 ' under the nature of external force pressure, the spring 63 ' in cylinder body 6101 ' stretches, because valve rod 65 ' and center spool 64 ' are subject to spring 63 ' election upwards, and the maximum soap lye that is also full of of the volume of reservoir compartment 6103 '.Lower bulb stopper 611 ' gets lodged in the underpart 61041 ' of Taper Pipe portion 6104 ', the liquid entering hole of sealing reservoir compartment 6103 '.Upper bulb stopper 642 ' gets lodged in the underpart of the taper hole 6403 ' of center spool 64 ' endoporus 64011 ' upper end, the liquid outlet of sealing reservoir compartment 6103 '.

Under valve rod 65 ' is subject to state that external force presses down, spring 63 ' compression in reservoir compartment 6103 ', because center spool 64 moves downward with the relative body 61 ' of valve rod 65 ' and valve gap 66 ', soap lye in reservoir compartment 6103 ' is squeezed, the soap lye of pressurized makes lower bulb stopper 611 ' still get lodged in the underpart 61041 ' of body 61 ' Taper Pipe portion 6104 ' on the one hand, the liquid entering hole of sealing reservoir compartment 6103 '; Force on the other hand bulb stopper 642 ' to leave the underpart of the taper hole 6403 ' of center spool 64 ' endoporus 64011 ' upper end, open the liquid outlet of reservoir compartment 6103 ', the guiding gutter of the soap lye in reservoir compartment 6103 ' in valve rod 65 ' center hole epimere 65011 ' and the gap between upper bulb stopper 642 ' enter valve rod 65 ' center hole epimere 65011 ' and discharge.

Referring to Figure 13: remove the external force that valve rod 65 ' is pressed down, the upwards resilience of spring 63 ' in reservoir compartment 6103 ', valve rod 65 ' body 61 ' relative to center spool 64 ' moves upward with valve gap 66 ', the volume increase of reservoir compartment 6103 '; In reservoir compartment 6103 ', produce negative pressure, make bulb stopper 642 ' get back to the underpart of the taper hole 6403 ' of center spool 64 ' endoporus 64011 ' upper end, the liquid outlet of sealing reservoir compartment 6103 ', and make lower bulb stopper 611 ' leave the underpart 61041 ' of body 61 ' Taper Pipe portion 6104 ', the liquid entering hole of reservoir compartment 6103 ' is open, and soap lye constantly enters reservoir compartment 6103 ' through the endoporus 61051 ' of the lower straighttube 6105 ' of cylinder body 6101 ' lower end.

But manually soap pump can only quantitatively be exported soap lye, and the soap lye that contains gas foam can't be quantitatively provided, being not suitable with in various Modern Families and public place is the demand that washbasin is equipped with soap lye foam.

Model utility content

The utility model aims to provide a kind of manual gas-liquid mixing pump that soap lye foam can be quantitatively provided.

The technical solution of the utility model is: manually gas-liquid mixing pump, and it has body, lower bulb stopper, spring, center spool, upper bulb stopper, valve rod and valve gap; Body top is the cylinder body of straight tube-like, and cylinder body upper end screws togather valve gap; The evagination annulus of hollow valve rod lower end is arranged in cylinder body, and outwards draw through the conduit on valve gap slidably on the top of valve rod; Center spool, upper bulb stopper and spring are contained in cylinder body, and the lower end of cylinder body is established Taper Pipe portion and held lower bulb stopper, and the bottom of Taper Pipe portion connects the lower straighttube of minor diameter; It also has center valve seat, valve block and net sheet; The upper end portion of cylinder body has multiple windows; The center hole of valve rod is lower little large shoulder hole, and center hole hypomere sidewall has guiding gutter, and net sheet is installed in epimere bottom; Valve rod lower end annulus is divided into cylinder interior the air storing cavity of the exocoel that is in communication with the outside through each window and contained spring, center spool, center valve seat; The annulus endoporus of valve rod be large end under shoulder hole, the root of annulus has the inlet hole of multiple through annulus endoporus step surfaces, large flange and small boss are established in the upper end of center spool, small boss top has the endoporus of the straight-through center of taper hole spool; The periphery of small boss is established little flange, and the valve block of annular is sleeved on the periphery of small boss upper end and hides each air outlet hole of root of little flange, and it is protruding that the external lateral portion of valve block surmounts little flange; Valve seat upper end, columnar center is opened wide, diapire has multiple via holes; Center valve seat is arranged on the cylinder base of body, and center spool is inserted in the endoporus of center valve seat, makes to form reservoir compartment between the Taper Pipe portion endoporus of the endoporus of center spool and the endoporus of center valve seat and body; Lower bulb stopper seals the liquid entering hole of this reservoir compartment; Upper bulb stopper is arranged on the taper hole place of small boss on the spool of center, seals the liquid outlet of this reservoir compartment; Spring lower end withstands on the valve seat of center, and the large flange of center spool is withstood in spring upper end, and the small boss of spool upper end, center and upper bulb stopper are stretched in the annulus endoporus of valve rod, and the external lateral portion of valve block hides each inlet hole.

Be not subject at valve rod under the nature of external force pressure, spring stretches, and the underpart of center spool is inserted in the endoporus upper end portion of center valve seat.Lower bulb stopper gets lodged in the underpart of body Taper Pipe portion, the liquid entering hole of sealing reservoir compartment.Upper bulb stopper gets lodged in the underpart of the taper hole of small boss on the spool of center, the liquid outlet of sealing reservoir compartment.The volume maximum of reservoir compartment is also full of soap lye.Valve block hides each inlet hole on each air outlet hole and the valve rod annulus on the spool of center completely.The air storing cavity volume of valve block sealing is maximum and be full of air.

Under valve rod is subject to state that external force presses down, spring-compressed, the endoporus bottom of center valve seat is stretched in the underpart of center spool.Lower bulb stopper still gets lodged in the underpart of body Taper Pipe portion, the liquid entering hole of sealing reservoir compartment.Along with the volume of reservoir compartment reduces, the soap lye in reservoir compartment forces bulb stopper to leave the underpart of the taper hole of small boss on the spool of center, opens the liquid outlet of reservoir compartment, and the soap lye in reservoir compartment enters center hole hypomere through the guiding gutter of valve rod center hole hypomere.Meanwhile, the air in cylinder body air storing cavity makes each inlet hole of the complete shutoff of valve block by the large end of valve rod lower end annulus endoporus; Air in cylinder body air storing cavity is by each air outlet hole on the spool of center, enter center hole hypomere through the guiding gutter of valve rod center hole hypomere.At this moment, the soap lye of discharging in reservoir compartment mixes in valve rod center hole hypomere with the air of discharging in cylinder body air storing cavity, enters center hole epimere and form soap lye foam after this strand of mixed solution mixes more equably by fine and closely woven net sheet, outwards flows out.

Remove the external force that valve rod is pressed down, spring is resilience upwards, and spool underpart, center moves upward from the endoporus bottom of center valve seat, and the volume of reservoir compartment increases; The volume of cylinder body air storing cavity is also increasing.In reservoir compartment, produce negative pressure, make lower bulb stopper leave the underpart of body Taper Pipe portion, the liquid entering hole of reservoir compartment is open, and upper bulb stopper is got back to the underpart of the taper hole of small boss on the spool of center, the liquid outlet of sealing reservoir compartment, and outside soap lye constantly enters reservoir compartment.Meanwhile, also produce negative pressure in cylinder body air storing cavity, this negative pressure forces valve block to seal closely each air outlet hole by each air outlet hole on the spool of center.This negative pressure forces under the lateral of valve block and turns over, and each inlet hole on valve rod annulus is communicated with cylinder body air storing cavity; Air in cylinder body exocoel each inlet hole on the annulus of valve rod lower end enters air storing cavity.Until spring is stretched over highest order, spool underpart, center is raised to the endoporus upper end portion of center valve seat.Lower bulb stopper falls automatically, blocks body Taper Pipe subordinate end, the liquid entering hole of sealing reservoir compartment.The volume of reservoir compartment reaches maximum and is full of soap lye.The exocoel volume of cylinder body is reduced to minimum and air storing cavity volume reaches maximum and be full of air.The outside nature resilience of valve block, valve block hides each air outlet hole and each inlet hole completely.Manually gas-liquid mixing pump is got back to nature again.

Quantitatively provide the goal of the invention of soap lye foam thereby reached the utility model.

Implement in structure preferred: on the step surface of described valve rod lower end annulus endoporus, the inner side of each inlet hole is provided with the pressure ring to lower convexity together, this pressure ring coordinates with the little flange of center spool, and valve block is divided into the outside endless belt that hides each inlet hole and the inner side endless belt that hides each air outlet hole.

This pressure ring coordinates the clamping structure that clamps valve block central ring band with the little flange of center spool, can avoid the interference between endless belt and inner side endless belt outside valve block, guarantees the reliability that air inlet action, exhaust are moved.

Implement in structure preferred: the lower end surface of described valve rod lower end annulus is provided with multiple projections that stretch out downwards, and these projections head on the large flange of center spool.

These projections can carry out spacing simply, reliably to the axial lifting position of the relative valve rod of center spool, the passage that can also provide air storing cavity gas to exchange, circulate between valve rod annulus and the large flange of center spool.

Implement in structure preferred: the top of described body is the cylinder body of diameter maximum, the curve necking part that diameter reduces is gradually established in the bottom of cylinder body, the medium upper straight tube of lower end connection diameter of curve necking part, the Taper Pipe portion that the lower end connection diameter of upper straight tube reduces gradually; Outward flange is established at the middle part of center valve seat; The bottom of center valve seat is inserted in the endoporus of upper straight tube of body; The outward flange of center valve seat drops on the bottom of this body curve necking part endoporus, thereby the center valve seat of making is arranged in the lower straighttube of body and the inner space of curve necking part; The bottom of spring is sleeved on the periphery on valve seat top, center, and the outward flange of center valve seat is withstood in the lower end of spring.

This structural type of body and center valve seat, can improve on the one hand the compactedness of structure, position structure that on the other hand can center of reduction valve seat, workload and difficulty while reducing to assemble; The more important thing is, can position spring, improve the stability of spring.

And then: the external diameter on valve seat top, described center is less than the external diameter of bottom, and the periphery of bottom has annular groove, and in this annular groove, lower seal is installed; The bottom of center valve seat is inserted in the endoporus of upper straight tube of body together with lower seal.

Utilize lower seal isolation air storing cavity and reservoir compartment, can improve stability and the reliability of complete machine long-time running.

Implement in structure preferred: the main body of described valve gap is the round box that Open Side Down, described conduit through bottom this circle box from protruding in box; The wall lower end surface of this circle box is provided with multiple legs that stretch out downwards; The valve rod that the sheathed catheter residence of this valve gap is stated; Each leg of described valve gap is pressed on the annulus of described valve rod.

This structure can increase the effective length of conduit, thereby increases the stationarity of stem movement.Meanwhile, with each leg below valve gap wall, the annulus of valve rod is carried out spacing, the axial lifting position of restriction valve rod.The limit structure of this valve rod axial motion is simple, reliable.

The manual gas-liquid mixing pump of the utility model, on the basic structure basis of existing manual soap pump, by changing the structure of center spool, interpolation center valve seat, valve block and net sheet, only can outside the function of weight feed soap lye, add the functions such as gas storage, aerating and gas-liquid mixed original, realize the target that soap lye foam is quantitatively provided.Its additional structure is simple, and fringe cost is low, and using effect is good, durable in use, is easy to manufacture and promote the use of.Experiment showed, in the situation that both hands are stained with greasy dirt, the clean effect that the soap lye foam that adopts the manual gas-liquid mixing pump of the utility model once to be produced by 0.4 milliliter of soap lye is washed one's hands is equivalent to the clean effect that 1.2 milliliters of simple soap lyes are washed one's hands.So adopt the manual gas-liquid mixing pump of the utility model can save in a large number soap lye, there is energy-conservation and progressive meaning environmental protection; Be, in washbasin is equipped with the demand of soap lye foam, can also reduce the expenditure for soap lye meeting various Modern Families and public place.

Accompanying drawing explanation

Fig. 1 is an embodiment's of the manual gas-liquid mixing pump of the utility model decomposition texture schematic diagram.

Fig. 2 is Fig. 1 embodiment's perspective view.

Fig. 3 is the cross-sectional view that Fig. 1 embodiment dissects vertically.

Fig. 4 is the partial enlarged drawing of A portion in Fig. 3.

Fig. 5 is a perspective view that has used Fig. 1 embodiment's foam type soap feeding device.

Fig. 6 is the cross-sectional view that Fig. 5 foam type soap feeding device dissects vertically in the time of normality.

Fig. 7 is the partial enlarged drawing of B portion in Fig. 6.

Fig. 8 is the cross-sectional view that Fig. 5 foam type soap feeding device dissects vertically in the time that gland is depressed.

Fig. 9 is the partial enlarged drawing of C portion in Fig. 8.

Figure 10 is the cross-sectional view that Fig. 5 foam type soap feeding device dissects vertically in the time that gland gos up.

Figure 11 is the partial enlarged drawing of D portion in Figure 10.

Figure 12 be in existing soap feeding device manually soap pump in the cross-sectional view to soap state.

Figure 13 be in existing soap feeding device manually soap pump in the cross-sectional view of storage soap state.

Embodiment

An embodiment's of the manual gas-liquid mixing pump of the utility model decomposition texture, as shown in Figure 1, it has body 61, lower bulb stopper 611, center valve seat 62, spring 63, center spool 64, upper bulb stopper 642, valve block 643, valve rod 65, valve gap 66 and net sheet 67.

Please refer to Fig. 2 and Fig. 3, the top of body 61 is cylinder bodies 6101 of diameter maximum, and the inwall of cylinder body 6101 upper end portions is established internal thread 61011.The curve necking part 6102 that diameter reduces is gradually established in the bottom of cylinder body 6101, the medium upper straight tube 6103 of lower end connection diameter of curve necking part 6102, the Taper Pipe portion 6104 that the lower end connection diameter of upper straight tube 6103 reduces gradually, the lower straighttube 6105 of the bottom connection diameter minimum of Taper Pipe portion 6104; Wherein the underpart 61041 of Taper Pipe portion 6104 is stretched in lower straighttube 6105.

Opening's edge in cylinder body 6101 upper ends is established outward flange 6106, has multiple windows 6107 in the upper end portion of cylinder body 6101; Be provided with many short raised line 6108 and the long raised lines 6109 from outward flange 6106 to downward-extension in the periphery compartment of terrain of cylinder body 6101.When these short raised lines 6108 and long raised line 6109 both can be used as assembling, screwing togather the force application part of operation with valve gap 66, is also the position point that prevents rotation while applying.

Columnar center valve seat 62, upper end is opened wide, diapire has multiple via holes 6205 that its endoporus 6203 is in communication with the outside.The external diameter on center valve seat 62 tops 6201 is less than the external diameter of bottom 6204, and the periphery of bottom 6204 has annular groove 62041, and outward flange 6202 is established at the middle part of center valve seat 62.In the annular groove 62041 of center valve seat 62, lower seal 621 is installed; The bottom 6204 of center valve seat 62 is inserted in the endoporus 61031 of upper straight tube 6103 of body 61 together with lower seal 621.The outward flange 6202 of center valve seat 62 drops on the bottom of body 61 curve necking part 6102 endoporus, thereby center valve seat 62 is arranged in the lower straighttube 6105 of body 61 and the inner space of curve necking part 6102.

The main body of center spool 64 is pipe 6401, large flange 6402 is established in the upper end of this pipe 6401, small boss 6403 is established at the center of large flange 6402, and the top of small boss 6403 has taper hole 64031, and this taper hole 64031 is the endoporus 64011 of the straight-through pipe 6401 of extension straight hole of small end below.The periphery at small boss 6403 middle parts is established little flange 6404, and the root of little flange 6404 has multiple air outlet holes 64041 of arranging circlewise.The periphery of pipe 6401 bottoms have annular groove 64012 and in this annular groove 64012 install in seal ring 641.The valve block 643 of annular is sleeved on the periphery of small boss 6403 and hides each air outlet hole 64041 little flange 6404 from upside, and it is protruding that the external lateral portion of valve block 643 surmounts little flange 6404.

The pipe 6401 of center spool 64 is inserted in the endoporus 6203 of center valve seat 62, middle seal ring 641 seals the gap between pipe 6401 and center valve seat 62 endoporus 6203 sidewalls, makes to form a reservoir compartment between Taper Pipe portion 6104 endoporus 64042 of the endoporus 64011 of center spool 64 pipes 6401 and the endoporus 6203 of center valve seat 62 and body 61.Lower bulb stopper 611 is arranged in the inner chamber 61042 of body 61 Taper Pipe portions 6104, can seal the liquid entering hole of this reservoir compartment.Upper bulb stopper 642 is arranged on taper hole 64031 places of small boss 6403 on center spool 64, can seal the liquid outlet of this reservoir compartment.

The bottom of spring 63 is sleeved on the periphery on center valve seat 62 tops 6201, and the outward flange 6202 of center valve seat 62 is withstood in the lower end of spring 63; The top of spring 63 is sleeved on the periphery of center spool 64 pipes 6401, and the large flange 6402 of center spool 64 is withstood in the upper end of spring 63.

Please refer to Fig. 4, the main body of valve rod 65 is hollow round bars 6501, and the center hole of this round bar 6501 is divided into hypomere 65011 and the larger epimere 65012 of diameter that diameter is less, and net sheet 67 is arranged on the bottom of center hole epimere 65012.Center hole hypomere 65011 sidewalls of this round bar 6501 have many guiding gutters that connect upper and lower two ends.The hollow round table 6502 of evagination is established in the lower end of this round bar 6501, and the annulus 6503 of outwardly convex is established in the bottom of this hollow round table 6502.The periphery of annulus 6503 has in annular groove 65031 this annular groove 65031 and installs seal ring 651.The endoporus of annulus 6503 are large ends under shoulder hole.The root of annulus 6503 has multiple inlet holes 65033 of arranging in the form of a ring, and the step surface of these inlet hole 65033 through annulus 6503 endoporus, has a segment distance between the wall of the large end 65032 of endoporus of each inlet hole 65033 and annulus 6503.On the step surface of annulus 6503 endoporus, the inner side of each inlet hole 65033 is provided with the pressure ring 65035 to lower convexity together.The lower end surface of annulus 6503 is provided with multiple projections that stretch out 6504 downwards.The endoporus 65021 of hollow round table 6502 forms the changeover portion of annulus 6503 endoporus small ends 65036 and round bar 6501 center hole hypomeres 65011.

The main body of valve gap 66 is round boxes that Open Side Down, the bottom 6602 periphery convexes of this circle box.Conduit 6601 from protruding in box, exceeds bottom 6602 upper surfaces of round box through central authorities of this circle box bottom 6602.Wall 6603 peripheries of this circle box are established outside thread 66031.The lower end surface of wall 6603 is provided with multiple legs that stretch out 6605 downwards.Bottom 6602 upper surfaces of this circle box and conduit 6601 exceed and between the part of bottom 6602 upper surfaces of round box, are provided with polylith and strengthen gusset 6606.These strengthen gusset 6606 in the time of assembling, can be used as the force application part that screws togather operation.

The annulus 6503 of valve rod 65 is inserted in the cylinder body 6101 of body 61, pressure ring 65035 on annulus 6503 endoporus step surfaces coordinates the middle endless belt of valve block 643 is tightly clamped with the little flange 6404 of center spool 64, the little flange 6404 that makes the inner side endless belt of valve block 643 can only be in the center spool 64 that reclines hides the flattened state of each air outlet hole 64041 on the little flange 6404 of center spool 64 completely, or leave the little flange 6404 of center spool 64 open each air outlet holes 64041 on turn over state; The outside endless belt of valve block 643 can only be in the step surface of valve rod 65 annulus 6503 endoporus that recline and hide the flattened state of each inlet hole 65033 on the step surface of valve rod 65 annulus 6503 endoporus completely, or leaves the step surface of annulus 6503 endoporus the down turning shape state of open each inlet hole 65033 of valve rod 65.The upper seal ring 651 of valve rod 65 underpart annulus 6503 peripheries is divided into the inner space of cylinder body 6101 air storing cavity 61013 that is directly communicated with exocoel 61012 and is sealed by valve block 643 with each window 6107.

The conduit 6601 of valve gap 66 entangles the round bar 6501 of valve rod 65; The outside thread 66031 of valve gap 66 walls 6603 is screwed with the internal thread 61011 of body 61 cylinder body 6101 upper end portions, and valve gap 66 walls 6603 each leg 6605 is below pressed on the annulus 6503 of valve rod 65, the axial lifting position of restriction valve rod 65.Valve rod 65 annulus 6503 each projection 6504 is below pressed on the large flange 6402 of center spool 64, the axial lifting position of restriction center spool 64 relative valve rods 65, passage simultaneously that provide air storing cavity 61013 gases to exchange, circulate between valve rod 65 annulus 6503 and the large flange 6402 of center spool 64.

This is gas-liquid mixing pump embodiment's usage mode manually, describes in connection with the foam type soap feeding device shown in Fig. 5.

Please refer to Fig. 5 and Fig. 6: this foam type soap feeding device has soap lye bottle 1, mounting pipe 2, mounting nuts 21, flange 3, inhales soap pipe 4, button 5 and the manual several major components of gas-liquid mixing pump 6.The bottleneck 11 of soap lye bottle 1 upper end is threaded with the underpart 201 of mounting pipe 2.The periphery of mounting pipe 2 is by thread set mounting nuts 21.The upper end portion 202 of mounting pipe 2 is also by thread set flange 3.Manually in gas-liquid mixing pump 6, cylinder body 6101 parts of body 61 are arranged in the straight tube 31 on flange 3, and manually the part of body 61 cylinder bodies of gas-liquid mixing pump 6 below 6101 stretches in mounting pipe 2.The upper end portion of the interior fixing main suction soap pipe 4 of lower straighttube 6105 of body 61 lower ends, the lower end of inhaling soap pipe 4 reaches the bottom in soap lye bottle 1.Mounting nuts 21 can periphery rotate up and down in mounting pipe 2, to coordinate flange 3 that this foam type soap feeding device is fixed on certain mounting point.Button 5 has external riser 51, top board 52, internal riser 53 and 54 4 main parts of transverse tube, and the upper end of the upper end of external riser 51 and internal riser 53 is fixedly connected with top board 52; External riser 51 is sleeved on straight tube 31 peripheries on flange 3, leaves gap between the two.Internal riser 53 is installed on round bar 6501 upper end portions 65013 of the valve rod 65 of manual gas-liquid mixing pump 6.One end of transverse tube 54 is connected with the upper end portion of internal riser 53 through external riser 51, and the endoporus 541 of transverse tube 54 is communicated with through the center hole epimere 65012 of the endoporus 531 of internal riser 53 and the round bar 6501 of valve rod 65.

Please refer to Fig. 6 and Fig. 7, be not subject at button 5 under the nature of external force pressure, the external riser 51 of button 5 is enclosed within straight tube 31 upper end portions on flange 3, manually the spring 63 in gas-liquid mixing pump 6 stretches, because valve rod 65He center spool 64 is subject to spring 63 election upwards, pipe 6401 underparts of center spool 64 are inserted in endoporus 6203 upper end portions of center valve seat 62.Lower bulb stopper 611 gets lodged in the underpart 61041 of body 61 Taper Pipe portions 6104, the liquid entering hole of sealing reservoir compartment.Upper bulb stopper 642 gets lodged in the underpart of the taper hole 64031 of small boss 6403 on center spool 64, the liquid outlet of sealing reservoir compartment.The volume maximum of reservoir compartment is also full of soap lye.Valve block 643 is in complete open and flat state, and the recline little flange 6404 of center spool 64 of the inner side endless belt of valve block 643 hides each air outlet hole 64041 on the little flange 6404 of center spool 64 completely; The outside endless belt of valve block 643 recline valve rod 65 annulus 6503 endoporus step surface and hide each inlet hole 65033 on the step surface of valve rod 65 annulus 6503 endoporus completely.Because the annulus 6503 of valve rod 65 lower ends approaches each window 6107 on cylinder body 6101, the minimum and air storing cavity 61013 volume maximums of being sealed by valve block 643 of the exocoel of cylinder body 6,101 61012 volumes.In air storing cavity 61013, be full of air.

Outside air can enter through the gap between straight tube 31 and button 5 external risers 51 of flange 3 inner space 511 of external riser 51, pass through again the gap between straight tube 31 and manual gas-liquid mixing pump 6 valve gaps 66 and the body 61 on flange 3, enter the exocoel 61012 of cylinder body 6101 from each window 6107, from the gap between mounting pipe 2 and manual gas-liquid mixing pump 6 bodies 61, enter soap lye bottle 1 from the endoporus of mounting pipe 2.

Please refer to Fig. 8 and Fig. 9, under button 5 is subject to state that external force presses down, the external riser 51 of button 5 stretches to straight tube 31 middle parts of flange 3, manually the spring 63 in gas-liquid mixing pump 6 compresses, because valve rod 65He center spool 64 moves downward with the relative body 61 of button 5 and valve gap 66, endoporus 6203 bottoms of center valve seat 62 are stretched in pipe 6401 underparts of center spool 64.Lower bulb stopper 611 still gets lodged in the underpart 61041 of body 61 Taper Pipe portions 6104, the liquid entering hole of sealing reservoir compartment.Along with the volume of reservoir compartment reduces, soap lye in reservoir compartment forces bulb stopper 642 to leave the underpart of the taper hole 64031 of small boss 6403 on center spool 64, open the liquid outlet of reservoir compartment, the guiding gutter of the soap lye in reservoir compartment in endoporus 65021, the round bar 6501 center hole hypomeres 65011 of valve rod 65 hollow round tables 6502 enters round bar 6501 center hole hypomeres 65011.

Meanwhile, each inlet hole 65033 that the air in cylinder body 6101 air storing cavities 61013 reclines on the step surface of valve rod 65 annulus 6503 endoporus the step surface of complete shutoff valve rod 65 annulus 6503 endoporus the outside endless belt of valve block 643 by the large end 65032 of valve rod 65 lower end annulus 6503 endoporus more closely; Air in cylinder body 6101 air storing cavities 61013 forces the inner side endless belt of valve block 643 upwards to be dug by each air outlet hole 64041 on the little flange 6404 of center spool 64, and these air also guiding gutter in endoporus 65021, the round bar 6501 center hole hypomeres 65011 of valve rod 65 hollow round tables 6502 enter round bar 6501 center hole hypomeres 65011.

At this moment, the soap lye of discharging in reservoir compartment mixes in valve rod 65 round bar 6501 center hole hypomeres 65011 with the air of discharging in cylinder body 6101 air storing cavities 61013, after this strand of mixed solution mixes more equably by fine and closely woven net sheet 67, enter round bar 6501 center hole epimeres 65012 and form soap lye foam, finally outwards flow out from the endoporus 541 of button 5 transverse tubes 54.Air storing cavity 61013 volumes that sealed by valve block 643 until exocoel 61012 volumes of cylinder body 6101 are increased to maximum are reduced to minimum.So we claim that valve rod 65 round bar 6501 center hole hypomeres 65011 are mixing chamber, valve rod 65 round bar 6501 center hole epimeres 65012 are foaming chamber.

Please refer to Figure 10 and Figure 11, remove the external force that button 5 is pressed down, the manually upwards resilience of spring 63 in gas-liquid mixing pump 6, the relative body 61 of valve rod 65He center spool 64 and valve gap 66 move upward, and the external riser 51 of button 5 also and then moves upward from straight tube 31 middle parts of flange 3.Pipe 6401 underparts of center spool 64 move upward from endoporus 6203 bottoms of center valve seat 62, and the volume of reservoir compartment increases; The volume of cylinder body 6101 air storing cavities 61013 is also increasing.

In reservoir compartment, produce negative pressure, make lower bulb stopper 611 leave the underpart 61041 of body 61 Taper Pipe portions 6104, the liquid entering hole of reservoir compartment is open, upper bulb stopper 642 is got back to the underpart of the taper hole 64031 of small boss 6403 on center spool 64, the liquid outlet of sealing reservoir compartment, the soap lye in soap lye bottle 1 constantly enters reservoir compartment through inhaling soap pipe 4.

Meanwhile, in cylinder body 6101 air storing cavities 61013, also produce negative pressure, this negative pressure forces the inner side endless belt of valve block 643 to translate into flattened state downwards by each air outlet hole 64041 on the little flange 6404 of center spool 64, closely each air outlet hole 64041 on the little flange 6404 of blocked center spool 64.This negative pressure forces the outside endless belt of valve block 643 to turn over downwards by the large end 65032 of valve rod 65 lower end annulus 6503 endoporus, and leave the step surface of valve rod 65 annulus 6503 endoporus, each inlet hole 65033 on the step surface of valve rod 65 annulus 6503 endoporus is communicated with cylinder body 6101 air storing cavities 61013; Air in cylinder body 6101 exocoels 61012 each inlet hole 65033 on valve rod 65 lower end annulus 6503 enters the air storing cavity 61013 of cylinder body 6101.

Until spring 63 is stretched over highest order, the annulus 6503 of valve rod 65 pushes up each leg 6605 on valve gap 66 walls 6603.Pipe 6401 underparts of center spool 64 are raised to endoporus 6203 upper end portions of center valve seat 62.Lower bulb stopper 611 falls automatically, blocks body 61 Taper Pipe portion 6104 underparts 61041, the liquid entering hole of sealing reservoir compartment.The volume of reservoir compartment reaches maximum and is full of soap lye.The annulus 6503 of valve rod 65 lower ends approaches each window 6107 on cylinder body 6101 again, and exocoel 61012 volumes of cylinder body 6101 are reduced to air storing cavity 61013 volumes minimum and that sealed by valve block 643 and reached maximum and be full of air.The outside endless belt nature resilience of valve block 643, valve block 643 is in open and flat state completely, and the recline little flange 6404 of center spool 64 of the inner side endless belt of valve block 643 hides each air outlet hole 64041 on the little flange 6404 of center spool 64 completely; The outside endless belt of valve block 643 recline valve rod 65 annulus 6503 endoporus step surface and hide each inlet hole 65033 on the step surface of valve rod 65 annulus 6503 endoporus completely.Manually gas-liquid mixing pump 6 is got back to the nature shown in Fig. 6 and Fig. 7 again, gets ready for press button 5 next time.

The above, be only the utility model preferred embodiment, do not limit with this scope that the utility model is implemented, and the equivalence of doing according to the technical solution of the utility model and description changes and modifies, and all should belong to the scope that the utility model is contained.

Claims (6)

1. manual gas-liquid mixing pump, it has body, lower bulb stopper, spring, center spool, upper bulb stopper, valve rod and valve gap; Body top is the cylinder body of straight tube-like, and cylinder body upper end screws togather valve gap; The evagination annulus of hollow valve rod lower end is arranged in cylinder body, and outwards draw through the conduit on valve gap slidably on the top of valve rod; Center spool, upper bulb stopper and spring are contained in cylinder body, and the lower end of cylinder body is established Taper Pipe portion and held lower bulb stopper, and the bottom of Taper Pipe portion connects the lower straighttube of minor diameter; It is characterized in that: it also has center valve seat, valve block and net sheet; The upper end portion of cylinder body has multiple windows; The center hole of valve rod is lower little large shoulder hole, and center hole hypomere sidewall has guiding gutter, and net sheet is installed in epimere bottom; Valve rod lower end annulus is divided into cylinder interior the air storing cavity of the exocoel that is in communication with the outside through each window and contained spring, center spool, center valve seat; The annulus endoporus of valve rod be large end under shoulder hole, the root of annulus has the inlet hole of multiple through annulus endoporus step surfaces, large flange and small boss are established in the upper end of center spool, small boss top has the endoporus of the straight-through center of taper hole spool; The periphery of small boss is established little flange, and the valve block of annular is sleeved on the periphery of small boss upper end and hides each air outlet hole of root of little flange, and it is protruding that the external lateral portion of valve block surmounts little flange; Valve seat upper end, columnar center is opened wide, diapire has multiple via holes; Center valve seat is arranged on the cylinder base of body, and center spool is inserted in the endoporus of center valve seat, makes to form reservoir compartment between the Taper Pipe portion endoporus of the endoporus of center spool and the endoporus of center valve seat and body; Lower bulb stopper seals the liquid entering hole of this reservoir compartment; Upper bulb stopper is arranged on the taper hole place of small boss on the spool of center, seals the liquid outlet of this reservoir compartment; Spring lower end withstands on the valve seat of center, and the large flange of center spool is withstood in spring upper end, and the small boss of spool upper end, center and upper bulb stopper are stretched in the annulus endoporus of valve rod, and the external lateral portion of valve block hides each inlet hole.

2. manual gas-liquid mixing pump according to claim 1, it is characterized in that: on the step surface of described valve rod lower end annulus endoporus, the inner side of each inlet hole is provided with the pressure ring to lower convexity together, this pressure ring coordinates with the little flange of center spool, and valve block is divided into the outside endless belt that hides each inlet hole and the inner side endless belt that hides each air outlet hole.

3. manual gas-liquid mixing pump according to claim 1, is characterized in that: the lower end surface of described valve rod lower end annulus is provided with multiple projections that stretch out downwards, and these projections head on the large flange of center spool.

4. according to the manual gas-liquid mixing pump described in claim 1 or 2 or 3, it is characterized in that: the top of described body is the cylinder body of diameter maximum, the curve necking part that diameter reduces is gradually established in the bottom of cylinder body, the medium upper straight tube of lower end connection diameter of curve necking part, the Taper Pipe portion that the lower end connection diameter of upper straight tube reduces gradually; Outward flange is established at the middle part of center valve seat; The bottom of center valve seat is inserted in the endoporus of upper straight tube of body; The outward flange of center valve seat drops on the bottom of this body curve necking part endoporus, thereby the center valve seat of making is arranged in the lower straighttube of body and the inner space of curve necking part; The bottom of spring is sleeved on the periphery on valve seat top, center, and the outward flange of center valve seat is withstood in the lower end of spring.

5. manual gas-liquid mixing pump according to claim 4, is characterized in that: the external diameter on valve seat top, described center is less than the external diameter of bottom, and the periphery of bottom has annular groove, and in this annular groove, lower seal is installed; The bottom of center valve seat is inserted in the endoporus of upper straight tube of body together with lower seal.

6. according to the manual gas-liquid mixing pump described in claim 1 or 2 or 3, it is characterized in that: the main body of described valve gap is the round box that Open Side Down, described conduit through this circle box bottom from protruding in box; The wall lower end surface of this circle box is provided with multiple legs that stretch out downwards; The valve rod that the sheathed catheter residence of this valve gap is stated; Each leg of described valve gap is pressed on the annulus of described valve rod.

Images