CN2767359Y - Vacuum type liquid sucking cartridge - Google Patents

Vacuum type liquid sucking cartridge Download PDF

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Publication number
CN2767359Y
CN2767359Y CN 200420054856 CN200420054856U CN2767359Y CN 2767359 Y CN2767359 Y CN 2767359Y CN 200420054856 CN200420054856 CN 200420054856 CN 200420054856 U CN200420054856 U CN 200420054856U CN 2767359 Y CN2767359 Y CN 2767359Y
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CN
China
Prior art keywords
bottle
cap
plunger
pump housing
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.)
Expired - Fee Related
Application number
CN 200420054856
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Chinese (zh)
Inventor
崔栽焕
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.)
Elcos (Suzhou) Co., Ltd.
Original Assignee
崔栽焕
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.)
Filing date
Publication date
Application filed by 崔栽焕 filed Critical 崔栽焕
Priority to CN 200420054856 priority Critical patent/CN2767359Y/en
Application granted granted Critical
Publication of CN2767359Y publication Critical patent/CN2767359Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a vacuum type liquid sucking cartridge, which is composed of a bottle body, a bottle cover, a bottom cover, a bottle mouth cap, a bottle mouth cap positioning sleeve, a sealing cover, a pump body base, a piston and a vacuum extractor, wherein the vacuum extractor is composed of a plunger piston pipe, a plunger piston, a compression return spring, a big spring and a pump body. The upper part of the plunger piston pipe extends into a liquid feeding opening of the bottle mouth cap positioning sleeve, the middle part is provided with a shaft shoulder, the lower part is arranged in a vacuum extracting chamber of the body of pump and a liquid feeding hole is arranged near the bottom. A plunger piston sleeve is arranged at the lower part of the plunger piston pipe, the compression return spring is arranged on a baffle of the plunger piston, the upper end of the compression return spring is supported on the shaft shoulder and the big spring is arranged in the vacuum extracting chamber of the pump body. The utility model has the advantages that the plunger piston of the vacuum extractor is directly sheathed on the plunger piston pipe, the structure of the utility model is simple and is favorable for reducing the volume of the vacuum extractor. The utility model needs not steel balls and changes original two sets of valves into one set which is favorable for assembly, the utility model has no requirements to the viscosity of used solution and liquid discharging amount of each time is equal. The piston can keep tension force between the inner wall of the bottle body, so the utility model has good sealing effect.

Description

Vacuum type is drawn fluid cylinder
Technical field
The utility model relates to a kind of vacuum type and draws fluid cylinder, more particularly be that a kind of Sheng can the filling have liquid such as skin lotion, the vacuum type that liquid in the container of cleaning solution, thimerosal and medical soup, health care liquid and so on is drawn is drawn fluid cylinder, belongs to human daily life tools.
Background technology
To lift in the aforementioned field and and the vacuum widely used for people institute to draw the structure that the principle of fluid cylinder reaches roughly not strange, for example Chinese patent CN235774Y has introduced a kind of mouth cleaning solution atomizing cone, it is that a boost pump is installed on liquid storage bottle, in the pump housing, establish valve body, spring and valve, valve body become the air-tightness link joint with pump housing inner chamber, constitute piston; Valve body under the effect of hand and spring in the pump housing up-and-down movement repeatedly, liquid in the bottle is sucked suction pipe, from nozzle, spray then.In view of the existing spray velocity of this patented technology scheme slow because of, so the technical scheme that is provided by Chinese patent Granted publication CN2543604Y has been made solution to this.But all there is following common shortcoming in aforementioned binomial patent scheme, it promptly is the minimizing gradually of liquid in the bottle along with container, extraneous air can enter in the bottle, in this case, if inclination or upset are used, so since in the bottle inlet of liquid of vacuum pumping pump be exposed among the air, make vacuumize formula hydrojet/mist bottle can't normal operation, promptly the liquid in the bottle can't be drawn.
At above-mentioned defective, Chinese patent publication number CN1476936A discloses a kind of formula spray bottle that vacuumizes, and sees Fig. 1.No matter its contribution is the liquid in the bottle and reduces to which kind of degree, can both guarantee that inlet is among the liquid, thereby, liquid can both be drawn no matter bottle is tilted to any angle to the user and even reversing is used.When using it, grasp bottle 1 earlier, take off bottle cap 2, press...with one's finger and press cap of spraying nozzle 3, cap of spraying nozzle 3 moves downward under the guiding of cap of spraying nozzle locating bush 4, and depress the plunger tube 5 of hand-operating vacuum-pump, plunger tube 5 is when depressing compression reseting spring 6, its lower end can be inserted in the evacuated chamber 8 together with plunger 7, liquid in the evacuated chamber 8 is compressed, flow into plunger tube 5 tops along the gap between plunger 7 and the plunger tube 5, and flow to the inlet of cap of spraying nozzle 3, from the spray hole ejection of cap of spraying nozzle.After finger unclamps cap of spraying nozzle 3, plunger tube 5 is upward movement under the restoring force effect of compression reseting spring 6, evacuated chamber 8 is vacuumized, check valve is opened, with the liquid suction evacuated chamber 8 in the solution cavity 10, simultaneously piston 11 upward movement under the effect of external atmospheric pressure makes the liquid in the solution cavity 10 remain full state, has guaranteed that the inlet of vacuum pumping pump soaks in the bottle 1 to be embedded in the liquid.
The applicant finds that there is following shortcoming in the disclosed technical scheme of this patent of invention: the plunger 7 of vacuum extractor actively is placed in plunger tube 5 bottoms by its body of rod, rather than directly is installed on the plunger tube 5, causes component number to increase, complex structure; Because of there being two valves, one is plunger 7, another is the steel ball that is located at evacuated chamber 8 bottoms, framing member quantity is increased, especially because of having adopted steel ball, when liquid is thickness, because of opening/close weak effect, unstablely causing each liquid outlet quantity and erratic phenomenon occurs, Dissolve things inside is got over thickness, and is more unfavorable to the On/Off of steel ball; In addition, do not have expanding force between the inner chamber chamber wall of piston 11 and bottle 1, sealing effectiveness is poor.
Summary of the invention
Task of the present utility model is to provide that a kind of volume is little, simple in structure, parts are few, assembling is convenient, reliable in action is good and the unconfined vacuum type of solution viscosity is drawn fluid cylinder.
Another task of the present utility model is to provide a kind of vacuum type that has good sealing effectiveness between piston and the bottle inwall that can make to draw fluid cylinder.
Task of the present utility model is finished like this, a kind of vacuum type is drawn fluid cylinder, by bottle 1, bottle cap 2, bottom 13, bottle neck cap 3, the bottle neck cap locating bush 4 of tool inlet 9, seal cover cap 14, be located in pump housing seat 17 and the piston 11 and the vacuum extractor composition that are used for the cavity volume of bottle 1 is separated into inlet chamber 27 and solution cavity 10 on the seal cover cap 14, described vacuum extractor is by plunger tube 5, plunger 7, compression reseting spring 6, big spring 6a, the pump housing 12 constitutes, plunger tube 5 tops are stretched in the inlet 9 of bottle neck cap locating bush 4 behind the plunger pore 18 that passed through pump housing seat 17 central authorities, the middle part expansion is provided with a shaft shoulder 23, the bottom holds in the true pore chamber 8 of taking out of the pump housing 12, and the place offers inlet opening 22 bottom partially, plunger 7 is set in the bottom of plunger tube 5 by its central valve hole 24, compression reseting spring 6 is located on the barrier 35 of plunger 7, its upper end is supported on the described shaft shoulder 23, big spring 6a is installed with in the evacuated chamber 8 of the pump housing 12, its upper end is supported on barrier 85 belows of plunger 7, the upper end of the pump housing 12 is contained in the pump housing chamber 20 of pump housing seat 17, and the lower end extend in the solution cavity 10 of bottle 1.
For another task of the present utility model is finished in embodiment, the cavity volume inner wall sealing that the cavity volume that is used for bottle 1 described in the utility model is separated into the two ends of piston 11 of inlet chamber 27 and solution cavity 10 and bottle 1 pastes and touches, and constitutes the gap between the cavity volume inwall of middle part and bottle bottle 1.
Be provided with bottle locating flange 30 between the shoulder place, top of bottle 1 described in the utility model, be provided with the bottle cap that protrudes in it for bottle locating flange 30 between on the lower end inwall of associated bottle cap 2 and locate recessed edge 29.
Bottle 1 described in the utility model, piston 11, bottle cap 2, bottom 13 adopt transparent material to make.
Bottle 1 described in the utility model, piston 11, bottle cap 2, bottom 13 adopt opaque material to make.
Cooperating between the bottle neck of seal cover cap 14 described in the utility model and bottle 1 is that thread seal cooperates and gluedly is sealed and matched and locatees engaging tooth any one in being sealed and matched.
Bottom 13 described in the utility model and cooperating of bottle 1 bottom be spiral shell join with inserting and in glued the cooperation time any one.
Piston 11 described in the utility model adopts has certain elastomeric material.
The utility model compared with the prior art, one of advantage directly is set in the plunger 7 of vacuum extractor on the plunger tube 5, simplifies the structure, and is beneficial to the overall volume of littleization vacuum extractor; Need not to re-use steel ball, become original two cover valves and be a cover, not only be beneficial to assembling, and do not have fastidious the viscosity of employed solution; Each liquid outlet quantity equates, piston can and the bottle inwall between keep expanding force, good sealing effect.
Accompanying drawing and drawing explanation
Vacuum in the prior art that Fig. 1 exemplifies for the utility model is drawn the constructional drawing of fluid cylinder.
Fig. 2 is an assembling assumption diagram of the present utility model.
Fig. 3 is a cutaway view of the present utility model.
The specific embodiment
Please refer to Fig. 2, bottle 1 both can adopt the material of transparent plastics or organism glass, glass and so on to make, also can adopt opaque material such as plastics, metal to make, there is shown bottle 1 for cylindrical, but also can be other shape, when its alteration of form, the shape of bottle cap 2, bottom 13, cap of spraying nozzle locating bush 4 and seal cover cap 14 is also according to changing so.So, the shape of the bottle 1 that the applicant provides in Fig. 2 only be as wherein and think a preferred embodiment, be not subjected to specific shape restriction.Between the shoulder position on the top of bottle 1, be provided with all bottle locating flange 30, also be provided with the bottle cap that matches with bottle locating flange 30 on the bottom interior wall of the bottle cap 2 adaptive and locate recessed edge 29 with it, when bottle cap 2 lids place on the bottle 1, as long as revolved certain angle, locate recessed edge 29 as soon as bottle locating flange 30 enters into bottle cap, just show to have realized between bottle cap 2 and the bottle 1 covering and join.Certainly, bottle cap 2 can also revolve mutually with bottle 1 by the mode of screw thread and join.In addition, if changing also mutually, the position that bottle locating flange 30 and bottle cap are located recessed edge 29 is fine fully.On the outer wall at the narrow bottleneck position that forms of contracting, the top of bottle 1, convex with location engaging tooth 31, be formed with engagement tooth 19 in location on the inwall of the seal cover cap 14 that matches with it, location engagement tooth 19 and location engaging tooth 31 both realizations are nibbled and are joined, and realize good sealing.Do not have location engaging tooth 31 if there is the bottleneck position of location engagement tooth 19 and bottle 1 on the inwall of seal cover cap 14, then both can adopt sicker to make between them to be sealed and matched securely.Pump housing seat 17 is located on the pump seat positioning boss 36 of seal cover cap 14 central authorities, and its centre is for offering the plunger pore 18 for plunger tube 5 insertings for the pump housing 12 ccontaining its interior pump housing chamber 20, tops.Only illustrated assembly drawing after pump housing seat 17 and seal cover cap 14 splits in the drawings, if but, also be fine with pump housing seat 17 and seal cover cap 14 both integral productions.Piston 11 is set in the cavity volume of bottle 1, piston 11 adopt have flexibility or claim elastomeric material for example nylon, rubber make, have a groove 34 in the central authorities of piston 11, stretch for the narrow bottom of contracting of the pump housing 12 and put in it.The cavity volume inwall of the upper and lower end of piston 11 and bottle 1 is realized being sealed and matched, and the air of piston 11 belows can not enter into the top, also is that the air in the inlet chamber 27 can not enter into solution cavity 10.Treat after setting completed piston 11, bottom 13 spiral shells are solid or stick with glue the bottom that thing glue is affixed to bottle 1.Offer at least one air extractor vent 26 on the bottom 13, outside air is entered into inlet chamber 27 by this air extractor vent 26.When the liquid in the solution cavity 10 reduced gradually, then piston 11 moved on gradually, even make the plot ratio of solution cavity 10 diminish and can guarantee to be full of solution.
Please continue to see Fig. 2, the central authorities of cap of spraying nozzle 3 are spray hole 15, and spray hole 15 communicates with inlet 9; And inlet 9 communicates with the liquid-through hole 21 of plunger tube 5 central authorities.The front end of cap of spraying nozzle 3 stretches outside, and the rear end is located on the cap of spraying nozzle seat chamber 16 of cap of spraying nozzle locating bush 4.The below appearance of cap of spraying nozzle locating bush 4 is inserted on the seal cover cap 14, its central inlet 9 contents are gone into the top of plunger tube 5, inlet 9 is communicated with the liquid-through hole 21 of plunger tube 5, along with pressing down cap of spraying nozzle locating bush 4, just can after overcoming compression reseting spring 6, act on plunger tube 5 and move down, and then make plunger 7 compression big spring 6a along the plunger pore 18 of pump housing seat 17 central authorities.The upper and lower end of compression reseting spring 6 is bearing in plunger tube 5 middle parts respectively and expands on the barrier 35 of the shaft shoulder 23 established and plunger 7, and big spring 6a is located in and takes out in the true pore chamber 8, and the upper end is bearing in barrier 35 belows of plunger 7.The inwall of the plunger 7 and the pump housing 12 is to constitute sealing between the inwall of evacuated chamber 8 of the pump housing 12.The bottom of plunger tube 5 is osed tops, and solution is to be introduced by the inlet opening 22 at its bottom part place, draws from liquid-through hole 21 again.Consider sealing effectiveness, bottleneck 32 positions of the utility model bottle neck are equipped with packing seal 33, nationality reach by sealing pad 33 and seal cover cap 14 between sealing, and, when the upper end with the pump housing 12 is assembled in the pump housing chamber 20 of pump housing seat 17, reach sealing by adding packing seal 28.
Please refer to Fig. 3, the applicant narrates use principle of the present utility model in conjunction with this figure.In the time will using, grip bottle 1 with hand earlier, take off bottle cap 2, then the most handy thumb is pushed cap of spraying nozzle locating bush 4 downwards, when moving down, cap of spraying nozzle locating bush 4 just acts on plunger tube 5, in the compression process that overcomes the compression reseting spring 6 that is placed on the plunger tube 5, plunger tube 5 moves down, the valve hole 24 that makes the inlet opening 22 at plunger tube 5 bottom part places expose plunger 7 communicates with evacuated chamber 8, simultaneously, along with further moving down of plunger tube 5, promotion plunger 7 moves down and compresses big spring 6a, and at this moment the liquid in the evacuated chamber 8 are compressed, and liquid flows in the liquid-through hole 21 of plunger tubes 5 along inlet opening 22, and be incorporated into inlet 9, and from spray hole 15 ejections by liquid-through hole 21.When discharging cap of spraying nozzle locating bush 4, the big spring 6a and the compression reseting spring 6 that before be in compressive state reset together, plunger 7 and plunger tube 5 are moved on together, the inlet opening 22 at plunger tube 5 bottom part places is returned in the valve hole 24 of plunger 7 again, in this process, just produce negative pressure in the evacuated chamber 8, liquid in the solution cavity 10 just is incorporated in the evacuated chamber 8 from the liquid mouth 25 that draws of the pump housing 12 bottoms, and piston 11 moves up under the atmospheric effect in the external world and makes the liquid in the solution cavity 10 remain the state that is full of simultaneously.Whenever push primary nozzle cap locating bush 4 therefrom, just spray certain amount of fluid, and every release primary nozzle cap locating bush 4 can replenish just with the cooresponding substantially liquid of spray volume and enter into evacuated chamber 8.

Claims (8)

1, a kind of vacuum type is drawn fluid cylinder, by bottle (1), bottle cap (2), bottom (13), bottle neck cap (3), the bottle neck cap locating bush (4) of tool inlet (9), seal cover cap (14), be located in the pump housing seat (17) on the seal cover cap (14) and be used for the cavity volume of bottle (1) is separated into the piston (11) and the vacuum extractor composition of inlet chamber (27) and solution cavity (10), it is characterized in that described vacuum extractor is by plunger tube (5), plunger (7), compression reseting spring (6), big spring (6a), the pump housing (12) constitutes, plunger tube (5) top is stretched in the inlet (9) of bottle neck cap locating bush (4) behind the plunger pore (18) that passed through pump housing seat (17) central authorities, the middle part expansion is provided with a shaft shoulder (23), the bottom holds taking out in the true pore chamber (8) of the pump housing (12), and the place offers inlet opening (22) bottom partially, plunger (7) is set in the bottom of plunger tube (5) by its central valve hole (24), compression reseting spring (6) is located on the barrier (35) of plunger (7), its upper end is supported on the described shaft shoulder 23, big spring (6a) is installed with in the evacuated chamber (8) of the pump housing (12), its upper end is supported on barrier (35) below of plunger (7), the upper end of the pump housing 12 is contained in the pump housing chamber (20) of pump housing seat (17), and the lower end extend in the solution cavity (10) of bottle (1).
2, vacuum type according to claim 1 is drawn fluid cylinder, it is characterized in that cavity volume inner wall sealing that the described cavity volume that is used for bottle (1) is separated into the two ends of piston (11) of inlet chamber (27) and solution cavity (10) and bottle (1) pastes touches, and constitutes the gap between middle part and bottle cavity volume inwall of bottle (1).
3, vacuum type according to claim 1 is drawn fluid cylinder, it is characterized in that being provided with bottle locating flange (30) between the shoulder place, top of described bottle (1), be provided with the bottle cap that protrudes in it for bottle locating flange (30) between on the lower end inwall of associated bottle cap (2) to locate recessed edge (29).
4, vacuum type according to claim 1 is drawn fluid cylinder, it is characterized in that described bottle (1), piston (11), bottle cap (2), bottom (13) adopt transparent material to make.
5, vacuum type according to claim 1 is drawn fluid cylinder, it is characterized in that described bottle (1), piston (11), bottle cap (2), bottom (13) adopt opaque material to make.
6, vacuum type according to claim 1 is drawn fluid cylinder, it is characterized in that cooperating between the bottle neck of described seal cover cap (14) and bottle (1) is that thread seal cooperates and gluedly is sealed and matched and locatees engaging tooth any one in being sealed and matched.
7, vacuum type according to claim 1 is drawn fluid cylinder, it is characterized in that cooperating of described bottom (13) and bottle (1) bottom is that spiral shell is joined and inserting and in glued cooperation any one.
8, vacuum type according to claim 1 and 2 is drawn fluid cylinder, it is characterized in that described piston (11) employing has certain elastomeric material.
CN 200420054856 2004-12-28 2004-12-28 Vacuum type liquid sucking cartridge Expired - Fee Related CN2767359Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420054856 CN2767359Y (en) 2004-12-28 2004-12-28 Vacuum type liquid sucking cartridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420054856 CN2767359Y (en) 2004-12-28 2004-12-28 Vacuum type liquid sucking cartridge

Publications (1)

Publication Number Publication Date
CN2767359Y true CN2767359Y (en) 2006-03-29

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Application Number Title Priority Date Filing Date
CN 200420054856 Expired - Fee Related CN2767359Y (en) 2004-12-28 2004-12-28 Vacuum type liquid sucking cartridge

Country Status (1)

Country Link
CN (1) CN2767359Y (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101863349A (en) * 2010-06-02 2010-10-20 上海格兰化妆品有限公司 Push-type containing bottle
CN101973431A (en) * 2010-10-12 2011-02-16 施华明 Miniature sprayer pump core and two-stroke pressing method thereof
CN102756853A (en) * 2011-04-25 2012-10-31 托莉韩国有限公司 Airless pump and cosmetic container having the same
CN103708094A (en) * 2013-12-13 2014-04-09 中山市美捷时包装制品有限公司 Atomizing pump device capable of quickly starting to pump
CN105540023A (en) * 2016-02-02 2016-05-04 中山市宏海塑胶科技有限公司 Squeezed liquid recovery device
CN110494680A (en) * 2017-04-11 2019-11-22 乌多·塔勒 Equipment for sealing and evacuating the container with sticky liquid
IT201900010878A1 (en) * 2019-07-04 2021-01-04 Baralan Int S P A CONTAINER EQUIPPED WITH AN AIRLESS DISPENSER FOR A COSMETIC PRODUCT.

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101863349A (en) * 2010-06-02 2010-10-20 上海格兰化妆品有限公司 Push-type containing bottle
CN101863349B (en) * 2010-06-02 2012-02-08 上海格兰化妆品有限公司 Push-type containing bottle
CN101973431A (en) * 2010-10-12 2011-02-16 施华明 Miniature sprayer pump core and two-stroke pressing method thereof
CN102756853A (en) * 2011-04-25 2012-10-31 托莉韩国有限公司 Airless pump and cosmetic container having the same
CN102756853B (en) * 2011-04-25 2014-11-05 托莉韩国有限公司 Airless pump and cosmetic container having the same
CN103708094A (en) * 2013-12-13 2014-04-09 中山市美捷时包装制品有限公司 Atomizing pump device capable of quickly starting to pump
CN105540023A (en) * 2016-02-02 2016-05-04 中山市宏海塑胶科技有限公司 Squeezed liquid recovery device
CN110494680A (en) * 2017-04-11 2019-11-22 乌多·塔勒 Equipment for sealing and evacuating the container with sticky liquid
IT201900010878A1 (en) * 2019-07-04 2021-01-04 Baralan Int S P A CONTAINER EQUIPPED WITH AN AIRLESS DISPENSER FOR A COSMETIC PRODUCT.
WO2021001811A1 (en) * 2019-07-04 2021-01-07 Baralan International S.P.A. Container provided with a dispenser of the airless type for a cosmetic product

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: YINCHANG( SUZHOU ) PACKING CO., LTD.

Free format text: FORMER OWNER: CUI ZAIHUAN

Effective date: 20070202

TR01 Transfer of patent right

Effective date of registration: 20070202

Address after: 215500 No. 168, Jinhua Road, Southeast Economic Development Zone, Jiangsu, Changshou City

Patentee after: Elcos (Suzhou) Co., Ltd.

Address before: 215500 Jiangsu province Changshou City Yushan Industrial Park District 3 standard factory building B Yin Chang (Suzhou) packaging Co. Ltd. in

Patentee before: Cui Zaihuan

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20060329

Termination date: 20111228

C17 Cessation of patent right