CN105292729A - Quantifying device used for distributing liquid dosages - Google Patents

Quantifying device used for distributing liquid dosages Download PDF

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Publication number
CN105292729A
CN105292729A CN201510873114.1A CN201510873114A CN105292729A CN 105292729 A CN105292729 A CN 105292729A CN 201510873114 A CN201510873114 A CN 201510873114A CN 105292729 A CN105292729 A CN 105292729A
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CN
China
Prior art keywords
liquid
pump housing
inlet
bottle
piston
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201510873114.1A
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Chinese (zh)
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CN105292729B (en
Inventor
桂仁东
杨爱文
王功福
毛寅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Sheng Qi Industrial Co., Ltd.
Original Assignee
YUYAO SHENGQI PLASTIC CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by YUYAO SHENGQI PLASTIC CO Ltd filed Critical YUYAO SHENGQI PLASTIC CO Ltd
Priority to CN201510873114.1A priority Critical patent/CN105292729B/en
Publication of CN105292729A publication Critical patent/CN105292729A/en
Priority to CN201680080744.6A priority patent/CN109073435B/en
Priority to PL16787518T priority patent/PL3384249T3/en
Priority to PCT/GB2016/053201 priority patent/WO2017093707A1/en
Priority to AU2016363926A priority patent/AU2016363926B2/en
Priority to EP16787518.6A priority patent/EP3384249B1/en
Priority to US15/780,892 priority patent/US11187565B2/en
Priority to CA3007034A priority patent/CA3007034C/en
Priority to DK16787518.6T priority patent/DK3384249T3/en
Priority to GB1617514.3A priority patent/GB2545063B/en
Application granted granted Critical
Publication of CN105292729B publication Critical patent/CN105292729B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a quantifying device used for distributing liquid dosages. An elastic valve is arranged based on the prior art. In the process of completing one time of quantitative liquid discharging and primarily inverting a bottle body, a first liquid outlet is sealed through a sealing piece, so that liquid is prevented from flowing out while not reaching the quantitative volume. In the squeezing process, an elastic piece inclines towards the inner side of a pump body, so that liquid flows into the pump body from the first liquid inlet. After squeezing is finished, the bottle body is released, negative pressure is formed in a bottle, and the elastic piece is tightly attached to a first liquid inlet, so that the liquid in the pump body is prevented from flowing out from the first liquid inlet. The sealing piece blocks the liquid in the pump body, so that the liquid is prevented from flowing out of the first liquid outlet of a bottle cap, and air enters the bottle body from a second liquid outlet to prepare the next time of quantitative liquid discharging. The elastic valve is arranged, so that actual quantitative liquid dosage distribution is realized. The viscosity application range of liquid of the quantifying device is increased, and the viscosity application range of the liquid can reach 1-2000 mPa.s.

Description

A kind of proportioning device for dispense liquid dosage
Technical field
The present invention relates to a kind of proportioning device for dispense liquid dosage.
Background technology
At present, portable liquid is mostly contained in plastic bottles, during use, need bottle cap to open and tilt the liquid in bottle is poured out by bottle, but such structure causes the amount of liquid at every turn poured out all to be difficult to fixing quantity.
In order to solve the problem, applicant is in 2014, SEPARATE APPLICATION in 2015 liquid quantitative squeezer of the different extrusion principle of employing and scheme, comprise Chinese invention patent application " bottle cap for liquid quantitative the is extruded " (application number: 201410086594.2) that application publication number is CN103818630A, application publication number is Chinese invention patent application " a kind of liquid quantitative squeezer " (application number: 201510253847.5) of CN104943973A, application publication number is Chinese invention patent application " the liquid quantitative squeezer " (application number: 201510248840.4) etc. of CN104943972A, said structure all can realize the object of rationed liquid dosages to a certain extent.But, above-mentioned each structure is adopted to there is a larger defect, namely when extrusion bottle is complete and after unclamping bottle, partially liq can flow out from the liquid outlet of bottle cap, meanwhile, owing to being in negative pressure state in bottle after unclamping bottle, the partially liq in the pump housing can be back in bottle from the inlet of the pump housing, cause that relatively large deviation is existed to the rationed of liquid dosages, cannot realize real rationed.
Therefore, for the current proportioning device for dispense liquid dosage, await doing further improvement.
Summary of the invention
Technical matters to be solved by this invention is the present situation for prior art, provide a kind of simple and reasonable, can really realize liquid quantitative distribute the proportioning device for dispense liquid dosage.
Another technical matters to be solved by this invention is the present situation for prior art, provides the proportioning device for dispense liquid dosage that a kind of applicable liquid viscosity scope is large.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of proportioning device for dispense liquid dosage, comprises
Bottle cap, top has the first liquid outlet, for described proportioning device is connected to bottle;
The pump housing, has the inner chamber for measuring liquid, and this pump housing upper end is connected to the inside top of described bottle cap and is surrounded wherein by the first liquid outlet, and described pump housing top has the first inlet circumferentially offered, and has the second inlet bottom the described pump housing;
Piston, what can move up and down is located in the inner chamber of the described pump housing, and the first liquid outlet of bottle cap can seal by upward movement, moves downward and the second inlet of the pump housing can be sealed;
It is characterized in that: also comprise the feather valve be located at inside described Bottle cap top, this valve comprises a valve body, valve body is provided with an opening-closing structure matched with the pump housing first inlet, is made that the first inlet of the pump housing is opened under barotropic state in bottle, the first inlet of the pump housing is closed under negative pressure state in bottle by this opening-closing structure.
In such scheme, described opening-closing structure includes flexure strip, described valve body offers a through hole, described flexure strip is located on the lower surface of body top around through hole periphery, under assembling completion status, the top pad of described valve body is put between bottle cap inner top surface and pump housing upper surface, and described flexure strip adheres on inside the first inlet of the pump housing.Form barotropic state in bottle under, described flexure strip is to pump housing offset inboard thus liquid is flowed in the pump housing from the first inlet; Form negative pressure state in bottle under, described flexure strip to be close on the first inlet thus to prevent the liquid in the pump housing from flowing out from here; The setting of said structure limits the turnover of the pump housing first inlet place's liquid and gas, is convenient to the present invention and realizes real quantitative liquid-discharging.
As improvement, described valve body also have seal strip and delivery pipe, described seal strip is arranged in the through hole of valve body and is connected with through-hole wall, sealing sheet has the second liquid outlet extruded for liquid, and the bottom margin of described seal strip extends to form described delivery pipe downwards.Be pump cylinder accumulation liquid stage when bottle stands upside down and do not extrude, the setting of seal strip can guarantee that liquid can not flow out from the first liquid outlet of bottle cap within this stage, provides guarantee for the present invention realizes real quantitative liquid-discharging further.
As preferably, above-mentioned feather valve is molded as one part.
In above-mentioned each scheme, bottom the described pump housing, be provided with a constrictor that the second inlet can be sealed, in the middle part of this constrictor, have the 3rd inlet in inflow pump intracoelomic cavity for liquid.The setting of this constrictor is convenient to liquid is progressed into when entering in the pump housing, also provides condition for preventing gas from revealing bottom the pump housing.
Preferably, described constrictor can on the clamping ring being connected to bottom the pump housing of elasticity activity, and form a gap between the periphery of described constrictor and the inner circumferential of clamping ring, the periphery wall of described second inlet has the flange collar of arranging downwards, under assembling completion status, described constrictor and flange collar offset, and under forming negative pressure state in bottle, described constrictor is downward away from flange collar under airflow function.Adopt such structure, when being convenient to form negative pressure in bottle, ambient atmos is entered in bottle by gap.
Preferably, described upper piston area is circumferentially spaced apart floating sheet, and described piston lower portion is shaped to the outstanding curved portions in bottom downwards, has the sealing end for being sealed by the first liquid outlet of bottle cap in the middle part of described piston.Compared with the piston of Split type structure in prior art, adopt such structure, can in the pump housing, during feed liquor, make piston float faster; Concrete, after a quantitative liquid-discharging, the liquid outlet of gas on bottle cap enters in the pump housing, now, owing to having a certain amount of liquid in the pump housing, the gas entered and liquid comes into contact can form bubble, this bubble is fixing by the absorption of the upper surface of curved portions, thus utilizing the rising of this bubble, the piston that makes be more prone to floats fast, for squeezing out quantitative liquid is prepared.
As preferably, described piston structure can be also another kind of scheme, and described piston comprises floating part and ball float, and the first liquid outlet of bottle cap seals by described piston upwards floating part, and described piston moves downward ball float and sealed by the second inlet bottom the pump housing.
Preferably, described floating part top has circumferentially the spaced apart first floating sheet, and described floating part bottom has circumferentially spaced apart multiple elastic claw pin, and what described ball float can move up and down is located in the cavity of each elastic claw bottoms conjunction.Described floating part has the through hole flow through for liquid, the lower surface of described floating part is formed with the mounting ring arranged around this through hole periphery, and the internal perisporium of this mounting ring is shaped to the arcwall face that can agree with mutually with the outer peripheral face of described ball float.
Preferably, floating part and ball float also can be provided separately, and the inwall of the described pump housing form a platform that can flow through for liquid, and what described floating part can move up and down is located at above this platform, described ball float bottom platform lower surface and the pump housing between.Described platform keeps to the side and offers multiple circumferentially spaced apart first through hole, there is in the middle part of described platform the extension extended to the first liquid outlet direction, this extension offers the second through hole, and the internal perisporium of the second through hole is shaped to the arcwall face that can agree with mutually with the outer peripheral face of described ball float.The lower surface of described floating part is formed with the groove that can stretch into for the extension of platform.
Further improvement, the side of described pump housing bottom also has with intracavity inter-connection and the adjustment mouth of energy adjustment quantitative fluid volume, the adjustment mouth in the present invention is preferably three and interval is arranged on the outer peripheral face of the pump housing.Large I by controlling to adjust mouth during production plays the effect adjusting liquid measure size.
Compared with prior art, the invention has the advantages that: result advantages of simple of the present invention, be provided with feather valve on the basis of existing technology, the inside top of bottle cap is located at by this feather valve, during use, bottle is stood upside down, liquid enters in the pump housing from the first inlet, the second inlet, piston floats under liquid buoyancy effect, extrusion bottle, form malleation in bottle, liquid flows to the first liquid outlet direction, and promote piston and move until blocked by the first liquid outlet to the first liquid outlet direction, thus complete a quantitative liquid-discharging; In this process, when tentatively being stood upside down by bottle, the first liquid outlet seals by the seal strip of feather valve, prevent liquid do not complete determined volume accumulation before flow out, in crumpling process, to pump housing offset inboard thus make liquid from first inlet inflow the pump housing in; After extruding, unclamp bottle, now, negative pressure is formed in bottle, flexure strip to be close on the first inlet thus to prevent the liquid in the pump housing from flowing out from here, and seal strip stops the liquid in the pump housing thus prevents it from flowing out from the first liquid outlet of bottle cap, and gas can the second liquid outlet of self sealss sheet enter in bottle, thus make piston revert original position, for quantitative liquid-discharging is prepared next time; Visible, the setting of above-mentioned feather valve makes the rationed liquid dosages that present invention achieves truly; And, the setting of feather valve makes the present invention in bottle, prevent gas from entering in bottle from the first inlet under negative pressure state, thus increasing the liquid viscosity Applicable scope of proportioning device, liquid viscosity Applicable scope of the present invention can reach 1 ~ 2000mPas.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the exploded drawings of Fig. 1;
Fig. 3 is the cutaway view of Fig. 1;
Fig. 4 is the structural representation of Fig. 2 Elastic valve;
Fig. 5 is the structural representation of another angle of Fig. 4;
Fig. 6 is the structural representation of Fig. 2 middle pump body;
Fig. 7 is the structural representation of piston in Fig. 2;
Fig. 8 is the virgin state figure of the embodiment of the present invention 1;
Fig. 9 is the preliminary handstand state figure of bottle of the embodiment of the present invention 1;
Figure 10 is that in the embodiment of the present invention 1, liquid enters the constitution diagram in the pump housing;
Figure 11 is the constitution diagram that in the embodiment of the present invention 1, extrusion bottle to time quantitative liquid-discharging completes;
Figure 12 is the constitution diagram sending uncork body to quantitative liquid-discharging to be next time ready to complete in the embodiment of the present invention 1;
Figure 13 is the structural representation of the embodiment of the present invention 2;
Figure 14 is the structural representation of the embodiment of the present invention 3;
Figure 15 is the structural representation of the embodiment of the present invention 4.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Fig. 1 ~ 7, the proportioning device for dispense liquid dosage of the present embodiment comprises bottle cap 1, the pump housing 2, piston 3 and feather valve 4, the internal perisporium of bottle cap 1 has the negative thread matched with the outside thread of bottleneck, for proportioning device is connected to bottle.The top of bottle cap 1 has the first liquid outlet 11, the side of bottle cap 1 is hinged with an enclosing cover 12, the inner side of this enclosing cover 12 has the mouth-sealed portion 121 that the upper end of the first liquid outlet 11 can be sealed, and this enclosing cover 12 can avoid extraneous dust etc. to pollute the liquid of the first liquid outlet 11.
In the present embodiment, as shown in Fig. 2,3,6, the pump housing 2 has the inner chamber 20 for measuring liquid, this pump housing 2 upper end is connected to the inside top of bottle cap 1 and surrounds wherein by the first liquid outlet 11, the pump housing 2 top has the first inlet 21 circumferentially offered, and has the second inlet 22 bottom the pump housing 2.Be provided with a constrictor 5 that the second inlet 22 can be sealed bottom the pump housing 2, in the middle part of this constrictor 5, have the 3rd inlet 51 flowed into for liquid in the pump housing 2 inner chamber 20.Constrictor 5 in the present embodiment can on the clamping ring 52 being connected to bottom the pump housing 2 of elasticity activity, and between the inner circumferential of the periphery of constrictor 5 and clamping ring 52, form a gap 53, constrictor 5 in the present embodiment is molded as one with clamping ring 52, constrictor 5 is processed into thinner muscle sheet by one and is connected with the inwall of clamping ring 52, thus make constrictor 5 have certain elasticity relative to clamping ring 52, can be up and down.The periphery wall of the second inlet 22 has the flange collar 23 of layout downwards, under assembling completion status, constrictor 5 and flange collar 23 offset, and under forming negative pressure state in bottle, constrictor 5 is downward away from flange collar 23 under airflow function.
As shown in Fig. 2,3,7, what piston 3 can move up and down is located in the inner chamber 20 of the pump housing 2, and the first liquid outlet 11 of bottle cap 1 can seal by upward movement, moves downward and the second inlet 22 of the pump housing 2 can be sealed.As shown in Figure 7, piston 3 top of the present embodiment is circumferentially spaced apart floating sheet 31, and piston 3 bottom is shaped to the outstanding curved portions 32 in bottom downwards, has the sealing end 33 for being sealed by the first liquid outlet 11 of bottle cap in the middle part of piston 3.Adopt such structure, can in the pump housing 2, during feed liquor, make piston 3 float faster; Concrete, after a quantitative liquid-discharging, first liquid outlet 11 of gas on bottle cap 1 enters in the pump housing 2, now, owing to there is a certain amount of liquid in the pump housing 2, the gas entered and liquid comes into contact can form either large or small bubble 200, as shown in figure 11, the curved portions 32 upper surface absorption of the sealed end 33 of larger bubble and inner circumferential thereof is fixing, the curved portions 32 upper surface absorption of less bubble sealed end 33 periphery is fixing, thus utilizing the rising of this bubble, the piston that makes be more prone to floats fast, for squeezing out quantitative liquid is prepared.
As shown in Fig. 2,3,4,5, the inside top of bottle cap 1 is located at by feather valve 4, and the feather valve 4 in the present embodiment is for making the first inlet 21 of the pump housing 2 open, making the first inlet 21 of the pump housing 2 cut out in bottle under negative pressure state under barotropic state in bottle.Concrete, the feather valve 4 of the present embodiment is integrated part, comprise integrated valve body 40, this valve body 40 have seal strip 41, flexure strip 42 and delivery pipe 43, a through hole 401 is offered in the middle part of valve body 40, flexure strip 42 is located on the lower surface at valve body 40 top around through hole 401 periphery, and the flexure strip 42 in the present embodiment can be spaced apart multi-disc, the first inlet 21 can be made to open or closed opening-closing structure for forming.Under assembling completion status, the top pad of valve body 40 is put between bottle cap 1 inner top surface and the pump housing 2 upper surface, plays the effect of gasket seal.Flexure strip 42 adheres on inside the first inlet 21 of the pump housing 2, because feather valve 4 adopts comparatively soft material to make, therefore, flexure strip 42 can be close to mutually with the first inlet 21 of the pump housing 2 or be separated under air-flow or pressure effect, thus makes the first inlet 21 close or open.Form barotropic state in bottle under, flexure strip 42 is to the pump housing 2 offset inboard thus make liquid flow in the pump housing 2 from the first inlet 21; Form negative pressure state in bottle under, flexure strip 42 to be close on the first inlet 21 thus to prevent the liquid in the pump housing 2 from flowing out from here.Seal strip 41 to be located in the through hole 401 of valve body 40 and to be connected with through hole 401 inwall, and sealing sheet 41 has the second liquid outlet 411 extruded for liquid, the bottom margin of seal strip 41 extends to form delivery pipe 43 downwards.Be accumulate liquid stage in the pump housing 2 when bottle stands upside down and do not extrude, the setting of seal strip 41 can guarantee that liquid can not flow out from the first liquid outlet 11 of bottle cap 1 within this stage.
In the present embodiment, the side of the pump housing 2 bottom also has the adjustment mouth 29 be connected with inner chamber 20, the adjustment mouth 29 in the present embodiment is three and interval is arranged on the outer peripheral face of the pump housing 2.Large I by controlling to adjust mouth 29 during production plays the effect adjusting liquid measure size, concrete, when discharging liquid by extruding, liquid in bottle can to enter in the pump housing 2 thus promotes piston and to move downward and the liquid promoted in the pump housing 2 flows out from the first liquid outlet 11 further by self-regulation mouth 29, when regulating mouth 29 larger, then to enter in the pump housing 2 and the fluid flow being positioned at piston 3 top can promote rapidly more greatly piston moves towards bottle cap direction, because piston 3 moves comparatively fast, now the volume of a quantitative liquid-discharging is relatively little; When regulating mouth 29 less, then to enter in the pump housing 2 and to be positioned at the fluid flow at piston 3 top less, promote piston 3 comparatively slow towards the speed of bottle cap 1 direction movement, now the volume of a quantitative liquid-discharging is relatively large.Visible, the present embodiment regulates mouth 29 by offering on the side of the pump housing 2 bottom, and controls to adjust the size of mouth 29, when the pump housing 2 constancy of volume, can realize the control to a quantitative liquid-discharging volume.
Under not using state, under the state that the proportioning device of the present embodiment is in as shown in Figure 8, now, piston 3 falls into bottom the pump housing 2 at self gravitation, and the curved portions 32 of piston 3 coordinates and is pressed on the second inlet 22 of the pump housing 2.When bringing into use the proportioning device of the present embodiment, bottle is stood upside down, now, as shown in Figure 9, piston 3 under self gravitation effect under slide near the first inlet 21 end in the pump housing 2, and the liquid in bottle starts to flow in the inner chamber 20 of the pump housing 2, in this process from the first inlet 21, second inlet 22, first liquid outlet 11 seals by the seal strip 41 of feather valve 4, prevents liquid from flowing out before not completing determined volume accumulation, along with the liquid flowed in the pump housing 2 increases, piston 3 floats under the buoyancy of liquid, as shown in Figure 10, extrusion bottle, make to form malleation in bottle, the flexure strip 42 of feather valve 4 is to the pump housing 2 offset inboard, in bottle, liquid to enter the pump housing 2 in thus promotion piston 3 moves down from the first inlet 21, second inlet 22 under squeese pressure, the second liquid outlet 411 in this process on seal strip 41 is outwards opened and is extruded for liquid, offset with the delivery pipe 43 of feather valve 4 when piston 3 moves to sealing end 33, as shown in figure 11, complete a quantitative liquid-discharging, unclamp bottle, now form negative pressure in bottle, second liquid outlet 411 of ambient atmos on seal strip 41 enters in the inner chamber 20 of the pump housing 2, under suction function, now the flexure strip 42 of feather valve 4 is close on the first inlet 21, gas in the pump housing 2 cannot enter in bottle from the first inlet 21, liquid in bottle also cannot enter in the pump housing 2 from the first inlet 21, piston 3 moves up under the promotion of gas, and in this process, constrictor 5 under the promotion of gas away from the flange collar 23 bottom the pump housing 2, gas can enter in bottle from gap 53, until as shown in figure 12, the curved portions 32 of piston 3 abuts against on the second inlet 22 of the pump housing 2, for second time quantitative liquid-discharging is ready.
Embodiment 2:
As shown in figure 13, the difference of the present embodiment and embodiment 1 is: the piston 3 in the present embodiment comprises floating part 34 and ball float 35, first liquid outlet 11 of bottle cap 1 seals by piston 3 upward movement floating part 34, and piston 3 moves downward ball float 35 and sealed by the second inlet 22 bottom the pump housing 2.Concrete, floating part 34 top has circumferentially the spaced apart first floating sheet 341, and floating part 34 bottom has circumferentially spaced apart multiple elastic claw pin 342, in what ball float 35 can move up and down be located at cavity that each elastic claw pin 342 encloses.Floating part 34 has the through hole 343 flow through for liquid, the lower surface of floating part 34 is formed with the mounting ring 344 arranged around this through hole 343 periphery, and the internal perisporium of this mounting ring 344 is shaped to the arcwall face that can agree with mutually with the outer peripheral face of ball float 35.
Adopt the piston structure of the present embodiment, its use procedure is identical with embodiment 1.
Embodiment 3:
As shown in figure 14, the difference of the present embodiment and embodiment 2 is: the floating part 34 ' in the present embodiment is provided separately with ball float 35 ', corresponding, the inner structure of the pump housing 2 is also different.The inwall of the pump housing 2 forms a platform that can flow through for liquid 25, what floating part 34 ' can move up and down is located at above this platform 25, ball float 35 ' bottom platform 25 lower surface and the pump housing 2 between.Platform 25 keeps to the side and offers multiple circumferentially spaced apart first through hole 251, there is in the middle part of platform 25 extension 252 extended to the first liquid outlet 11 direction, this extension 252 offers the second through hole 253, and the internal perisporium of the second through hole 253 is shaped to the arcwall face that can agree with mutually with the outer peripheral face of ball float 35 ', the lower surface of floating part 34 ' is formed with the groove that can stretch into for the extension 252 of platform 25.
Adopt the piston structure of the present embodiment, after being stood upside down by bottle, floating part 34 ' is free fall to the first liquid outlet 11 place under gravity, and ball float 35 ' under gravity free fall extremely fits with the arcwall face of platform 25; Liquid in bottle enters in the pump housing 2 from the first inlet 21, second inlet 22, and floating part 34 ' and ball float 35 ' float under buoyancy; Extrusion bottle, malleation is formed in bottle, ball float 35 ' moves down and offsets with the arcwall face of platform 25 thus blocked by the second through hole 253, the liquid on platform 25 top can from the first through hole 251 to the pump housing 2 lower flow, floating part 34 ' moves down under fluid forces, until the first liquid outlet 11 is blocked by floating part 34 ', complete a quantitative liquid-discharging; Upright bottle, outside air enters in bottle from the first liquid outlet 11 under suction function, and floating part 34 ', ball float 35 ' return back to original position under gravity, for second time quantitative liquid-discharging is ready.
Embodiment 4:
As shown in figure 15, the difference of the present embodiment and embodiment 1 is: the piston structure of the present embodiment also comprises a ball float 35 ', and piston 3 body construction is then identical with embodiment 1, simultaneously, in order to coordinate with ball float 35 ', in the present embodiment, be also provided with platform 25 structure in the same manner as in Example 3.
Adopt the piston structure of the present embodiment, its use procedure is identical with embodiment 3.
It should be noted that, the piston structure in the present invention can be multiple, as long as the pump housing can be coordinated to reach the effect extruded by the liquid quantitative in the pump housing.

Claims (10)

1., for a proportioning device for dispense liquid dosage, comprise
Bottle cap, top has the first liquid outlet, for described proportioning device is connected to bottle;
The pump housing, has the inner chamber for measuring liquid, and this pump housing upper end is connected to the inside top of described bottle cap and is surrounded wherein by the first liquid outlet, and described pump housing top has the first inlet circumferentially offered, and has the second inlet bottom the described pump housing;
Piston, what can move up and down is located in the inner chamber of the described pump housing, and the first liquid outlet of bottle cap can seal by upward movement, moves downward and the second inlet of the pump housing can be sealed;
It is characterized in that: also comprise the feather valve be located at inside described Bottle cap top, this valve comprises a valve body, valve body is provided with an opening-closing structure matched with the pump housing first inlet, is made that the first inlet of the pump housing is opened under barotropic state in bottle, the first inlet of the pump housing is closed under negative pressure state in bottle by this opening-closing structure.
2. the proportioning device for dispense liquid dosage according to claim 1, it is characterized in that: described opening-closing structure includes flexure strip, described valve body offers a through hole, described flexure strip is located on the lower surface of body top around through hole periphery, under assembling completion status, the top pad of described valve body is put between bottle cap inner top surface and pump housing upper surface, and described flexure strip adheres on inside the first inlet of the pump housing.
3. the proportioning device for dispense liquid dosage according to claim 2, it is characterized in that: described valve body also has seal strip and delivery pipe, described seal strip is arranged in the through hole of valve body and is connected with through-hole wall, sealing sheet has the second liquid outlet extruded for liquid, the bottom margin of described seal strip extends to form described delivery pipe downwards.
4. the proportioning device for dispense liquid dosage according to claim 1 or 2 or 3, it is characterized in that: bottom the described pump housing, be provided with a constrictor that the second inlet can be sealed, in the middle part of this constrictor, have the 3rd inlet in inflow pump intracoelomic cavity for liquid.
5. the proportioning device for dispense liquid dosage according to claim 4, it is characterized in that: described constrictor can on the clamping ring being connected to bottom the pump housing of elasticity activity, and form a gap between the periphery of described constrictor and the inner circumferential of clamping ring, the periphery wall of described second inlet has the flange collar of arranging downwards, under assembling completion status, described constrictor and flange collar offset, and under forming negative pressure state in bottle, described constrictor is downward away from flange collar under airflow function.
6. the proportioning device for dispense liquid dosage according to claim 1 or 2 or 3, is characterized in that: the side of described pump housing bottom also has with intracavity inter-connection and the adjustment mouth of energy adjustment quantitative fluid volume.
7. the proportioning device for dispense liquid dosage according to claim 1 or 2 or 3, it is characterized in that: described upper piston area is circumferentially spaced apart floating sheet, described piston lower portion is shaped to the outstanding curved portions in bottom downwards, has the sealing end for being sealed by the first liquid outlet of bottle cap in the middle part of described piston.
8. the proportioning device for dispense liquid dosage according to claim 1 or 2 or 3, it is characterized in that: described piston comprises floating part and ball float, first liquid outlet of bottle cap seals by described piston upwards floating part, and described piston moves downward ball float and sealed by the second inlet bottom the pump housing.
9. the proportioning device for dispense liquid dosage according to claim 8, it is characterized in that: described floating part top has circumferentially the spaced apart first floating sheet, described floating part bottom has circumferentially spaced apart multiple elastic claw pin, and what described ball float can move up and down is located in the cavity of each elastic claw bottoms conjunction.
10. the proportioning device for dispense liquid dosage according to claim 8, it is characterized in that: the inwall of the described pump housing forms a platform that can flow through for liquid, what described floating part can move up and down is located at above this platform, described ball float bottom platform lower surface and the pump housing between.
CN201510873114.1A 2015-12-02 2015-12-02 A kind of proportioning device for distributing liquid dosages Active CN105292729B (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CN201510873114.1A CN105292729B (en) 2015-12-02 2015-12-02 A kind of proportioning device for distributing liquid dosages
PL16787518T PL3384249T3 (en) 2015-12-02 2016-10-14 Dosing apparatus and a container
CN201680080744.6A CN109073435B (en) 2015-12-02 2016-10-14 Dosing device and container
PCT/GB2016/053201 WO2017093707A1 (en) 2015-12-02 2016-10-14 Dosing apparatus and a container
AU2016363926A AU2016363926B2 (en) 2015-12-02 2016-10-14 Dosing apparatus and a container
EP16787518.6A EP3384249B1 (en) 2015-12-02 2016-10-14 Dosing apparatus and a container
US15/780,892 US11187565B2 (en) 2015-12-02 2016-10-14 Dosing apparatus and a container
CA3007034A CA3007034C (en) 2015-12-02 2016-10-14 Dosing apparatus and a container
DK16787518.6T DK3384249T3 (en) 2015-12-02 2016-10-14 DOSING DEVICE AND A CONTAINER
GB1617514.3A GB2545063B (en) 2015-12-02 2016-10-14 Improvement to a dosing apparatus and a container

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CN201510873114.1A CN105292729B (en) 2015-12-02 2015-12-02 A kind of proportioning device for distributing liquid dosages

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CN105292729A true CN105292729A (en) 2016-02-03
CN105292729B CN105292729B (en) 2017-07-07

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CN201680080744.6A Active CN109073435B (en) 2015-12-02 2016-10-14 Dosing device and container

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107926303A (en) * 2017-11-20 2018-04-20 四川潮丰粮油有限责任公司 The structure of container preserved for a long time for staple food grain
CN109661564A (en) * 2016-07-14 2019-04-19 F·霍尔泽股份有限公司 Pump head and measuring equipment
CN110678719A (en) * 2017-05-19 2020-01-10 卡帕提斯公司 Dosing device for a liquid supply having a neck
CN111982639A (en) * 2020-09-04 2020-11-24 贵州美鑫达医疗科技有限公司 Device for separating liquid of rapid automatic dyeing machine and use method thereof
WO2023206895A1 (en) * 2022-04-28 2023-11-02 宁波金雨科技实业有限公司 Vacuum bottle having liquid outlet quantities

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CN109661564A (en) * 2016-07-14 2019-04-19 F·霍尔泽股份有限公司 Pump head and measuring equipment
CN109661564B (en) * 2016-07-14 2021-04-06 F·霍尔泽股份有限公司 Pump head and metering device
CN110678719A (en) * 2017-05-19 2020-01-10 卡帕提斯公司 Dosing device for a liquid supply having a neck
CN107926303A (en) * 2017-11-20 2018-04-20 四川潮丰粮油有限责任公司 The structure of container preserved for a long time for staple food grain
CN111982639A (en) * 2020-09-04 2020-11-24 贵州美鑫达医疗科技有限公司 Device for separating liquid of rapid automatic dyeing machine and use method thereof
WO2023206895A1 (en) * 2022-04-28 2023-11-02 宁波金雨科技实业有限公司 Vacuum bottle having liquid outlet quantities

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