CN102204796B - Foam pump with external spring - Google Patents
Foam pump with external spring Download PDFInfo
- Publication number
- CN102204796B CN102204796B CN201110128683.5A CN201110128683A CN102204796B CN 102204796 B CN102204796 B CN 102204796B CN 201110128683 A CN201110128683 A CN 201110128683A CN 102204796 B CN102204796 B CN 102204796B
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- Prior art keywords
- chamber
- liquid
- valve
- pull bar
- connecting rod
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- Expired - Fee Related
Links
- 239000006260 foam Substances 0.000 title claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 210
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 238000010926 purge Methods 0.000 claims description 23
- 230000015572 biosynthetic process Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 210000004907 gland Anatomy 0.000 claims description 3
- 238000005086 pumping Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 2
- 239000006071 cream Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000118 hair dye Substances 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 239000008258 liquid foam Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The invention relates to a foam pump with an external spring. The foam pump is arranged in a screw press cover of a liquid container. When the foam pump with the external spring is used, the liquid container is filled with liquid, the liquid in the liquid container is quantitatively pumped out through pressing the foam pump with the external spring by an operator, and the pumped liquid and air are mixed by means of the foam pump with the external spring during completion of the pumping of the liquid; the foam pump with the external spring comprises a liquid pumping cavity, an air inlet cavity and a liquid and air mixing cavity, wherein the liquid pumping cavity is used for accommodating the liquid to be pumped out; the air inlet cavity is used for providing air to be mixed, mixing the liquid to be pumped out and the air which is provided by the air inlet cavity and required to be mixed in the liquid and air mixing cavity, and finally discharging the mixture outside the foam pump with the external spring; and a return spring is arranged in the air inlet cavity.
Description
Technical field
The present invention relates to a kind of foam pump, refer to that a kind of returning spring is arranged in inlet chamber especially, the foam pump that returning spring directly can not contact with liquid.
Background technology
As everyone knows, along with the progress of society, the articles for use very general life being used in people now that more and more can be convenient for people to now daily life has suffered, present people compare the health problem paying close attention to self, in order to keep the clean of human body, present people are washing one's hands, all get used to when washing one's face or take a shower being undertaken by some clean liquids, in order to a large amount of face sanitizers has appearred in needs now on the market that meet people, hand cleanser, the cleaning solutions such as shower cream, easy to use in order to place, this class I liquid I is generally all placed in the container of bottle-type, when concrete use, this kind of liquid quantitative can be poured out the object reaching cleaning use by people.
Early stage people people when using this class I liquid I need manually by angle certain for the container lean holding this class I liquid I; thus make liquid can flow out to reach the object of use voluntarily; but the very inconvenient situation that often there will be down many wastes of this occupation mode; in order to overcome such defect; generally all can install a pressing pump housing additional at the container top holding this class I liquid I now, when concrete use, liquid quantitative can be extruded to be convenient for people to use by the mode of this pump housing pressing top by people.
And its outside is all provided with spring with regard to this kind of pressing pump housing occurred on the market at present, this spring provides elastic-restoring force, with to make after the pump housing is pressed can voluntarily resilience with the push action be next time convenient for people to, but the spring of this kind of pressing pump housing occurred on the market at present all can contact with the liquid in container when specific works, after a particular period of use, all can there is the situation got rusty in various degree or be contaminated by the liquid in spring, the appearance of this situation greatly reduces result of use and the service life of the overall pump housing, and this is the major defect for conventional art.
This kind of Pressing pump above-mentioned is in addition embodied in and is also widely used at hair dye, in the fields such as kitchen cleaning agent, there is above-mentioned shortcoming equally when concrete use.
Summary of the invention
The invention provides a kind of foam pump with external spring, its returning spring is arranged in inlet chamber, foam pump of the present invention returning spring in the process of work directly can not contact with liquid, thus avoid this returning spring to get rusty or the appearance of contaminated situation, and this is main purpose of the present invention.
The technical solution used in the present invention is: a kind of foam pump with external spring, it is arranged in the spiral shell gland of liquid container, this foam pump with external spring when concrete use this liquid container built with liquid, user is by pressing the mode of this foam pump with external spring by the extraction of the liquid quantitative in this liquid container, in the process completing extracted liquid action, by this foam pump with external spring, the liquid-to-air be drawn out of is mixed, this foam pump with external spring comprises drawing liquid chamber, inlet chamber and liquid gas hybrid chamber, wherein, this drawing liquid chamber is in order to hold the liquid waited for and being drawn out of, this inlet chamber needs mixed air in order to provide, wait for that mixed this air of needs that this liquid of being drawn out of and this inlet chamber provide mixes in this liquid gas hybrid chamber, finally discharge this foam pump with external spring outside, returning spring is arranged in this inlet chamber.
This foam pump with external spring comprises body, and this body lower end is connected with suction pipe, and this suction pipe inserts in the inner chamber of this liquid container, guides the liquid in this liquid container to enter into this foam pump with external spring by this suction pipe.
Pull bar, connecting rod and connection cover is disposed with from bottom to top in this body, wherein, this pull bar has inlet and pull bar chamber, this inlet position, this pull bar lower end is arranged with valve piston, this drawing liquid chamber comprises first order drawing liquid chamber and drawing liquid chamber, the second level, by the inner surface of the outer surface of, this pull bar, this valve piston and this body around this first order drawing liquid chamber of formation, this pull bar chamber of this pull bar is this drawing liquid chamber, second level.
This inlet of this pull bar is between this first order drawing liquid chamber and this drawing liquid chamber, second level, this pull bar pumps relative to this valve piston, when this pull bar moves upward relative to this valve piston time, this valve piston lid is located on this inlet, to block the connected relation between this first order drawing liquid chamber and this drawing liquid chamber, second level, when this pull bar moves downward relative to this valve piston time, this first order drawing liquid chamber is communicated with this drawing liquid chamber, second level by this inlet, this drawing liquid chamber and this inlet chamber keep apart by this pull bar and this valve piston, this returning spring provides the upwards restoring force of this pull bar.
This connecting rod is set in this pull bar top, by this connecting rod and this pull bar around formation one purge valve, when this purge valve is opened time, this inlet chamber is connected with this liquid gas hybrid chamber, this moment, air in this inlet chamber enters in this liquid gas hybrid chamber, and when this purge valve is closed time, this purge valve air blocked in this inlet chamber enters the path in this liquid gas hybrid chamber.
This pull bar top is provided with pull bar valve plate, this connecting rod top is provided with connecting rod valve plate, this pull bar valve plate and this connecting rod valve plate coordinate this purge valve of formation, when this pull bar valve plate and this connecting rod valve plate fit together time, this purge valve is closed, and when this pull bar valve plate and this connecting rod valve plate are separated time, this purge valve is opened.
This connecting rod is also arranged with large piston, this large piston is arranged in this inlet chamber, this body sidewall offers pore, this inlet chamber is connected with space outerpace by this pore, the air in space outerpace is made to enter into this inlet chamber, this large piston is between the outer surface and the inner surface of this body of this connecting rod, and this connecting rod lower end is provided with and pushes away pin.Bottle not vacuum, during use, bottle can not flatly be out of shape.
This connection cover is set in this connecting rod top, this connection cover has and pushes away groove and valve pin, by this large piston, this this valve bottoms pushing away pin and this connection cover of this connecting rod is around formation one intake valve, air when this INO time in space outerpace enters into this inlet chamber, and when this intake valve cuts out time, this intake valve air blocked in space outerpace enters into the path of this inlet chamber, when this valve hem facing of this large piston and this connection cover is combined time, this intake valve cuts out, this INO when this valve pin of this large piston and this connection cover is separated time.
Also be provided with ring flat-plate in the inner chamber of this connection cover, this pull bar valve plate of this ring flat-plate and this pull bar is around forming this liquid gas hybrid chamber.
Head is arranged on the top of this connection cover, and the inner chamber of this head is connected with this liquid gas hybrid chamber.
This body lower end as above is provided with a ball valve pocket, and be movably set with lower ball in this ball valve pocket, this ball valve pocket is connected with this suction pipe.
This lower ball pumps in this ball valve pocket, when this lower ball moves upward in this ball valve pocket time, liquid in this liquid container enters into this drawing liquid chamber, and when this lower ball moves downward in this ball valve pocket time, this lower ball liquid blocked in this liquid container enters the path in this drawing liquid chamber.
This returning spring as above is set on this pull bar, and this returning spring is connected between spring base and this connecting rod, and this spring base is fixedly installed in this body.
Ball is provided with in this liquid gas hybrid chamber, on this, ball pumps in this liquid gas hybrid chamber, when ball on this moves upward in this liquid gas hybrid chamber time, liquid in this drawing liquid chamber enters into this liquid gas hybrid chamber, and when ball on this moves downward in this liquid gas hybrid chamber time, on this, the ball liquid blocked in this drawing liquid chamber enters into the path of this liquid gas hybrid chamber.
Also be provided with Netcom in the inner chamber of this head, this Netcom between the inner chamber and this liquid gas hybrid chamber of this head, and this head is also covered with a protective cover.
Beneficial effect of the present invention is: because this returning spring in structure of the present invention is arranged in this inlet chamber, so the liquid in the process of foam pump work of the present invention in this drawing liquid chamber can not directly touch this returning spring, thus this returning spring is avoided to get rusty or the appearance of contaminated situation.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present invention;
Fig. 2 is cross-sectional view of the present invention;
Fig. 3 is the cross-sectional view that returning spring of the present invention is in resilience state;
Fig. 4 is the cross-sectional view that returning spring of the present invention is in compressive state;
Fig. 5 is the cross-sectional view of connection cover of the present invention.
Detailed description of the invention
(as Suo Shi Fig. 1 to 5) a kind of foam pump with external spring, it is arranged in the spiral shell gland 1 of liquid container, this foam pump with external spring of the present invention when concrete use this liquid container built with liquid, user can by the extraction of the liquid quantitative in this liquid container by the mode of this foam pump with external spring of pressing, in the process completing extracted liquid action, the liquid-to-air be drawn out of can be mixed by this foam pump with external spring of the present invention, thus make liquid foam to be convenient for people to use, liquid in this liquid container can be face sanitizer, hand cleanser, the liquid of shower cream or other types.
(as shown in Figure 1) this foam pump with external spring comprises drawing liquid chamber 100, inlet chamber 200 and liquid gas hybrid chamber 300.
Wherein, this drawing liquid chamber 100 is in order to hold the liquid waited for and being drawn out of, this inlet chamber 200 needs mixed air in order to provide, wait for that mixed this air of needs that this liquid of being drawn out of and this inlet chamber 200 provide mixes in this liquid gas hybrid chamber 300, finally discharge this foam pump with external spring outside.
Returning spring 60 is arranged in this inlet chamber 200.
Because this returning spring 60 in structure of the present invention is arranged in this inlet chamber 200, so the liquid in the process of foam pump work of the present invention in this drawing liquid chamber 100 directly can not touch this returning spring 60, thus this returning spring 60 is avoided to get rusty or the appearance of contaminated situation.
This foam pump with external spring comprises body 10, and this body 10 lower end is connected with suction pipe 11, and this suction pipe 11 inserts in the inner chamber of this liquid container, the liquid in this liquid container can be guided to enter into this foam pump with external spring by this suction pipe 11.
This body 10 lower end is provided with a ball valve pocket 12, is movably set with lower ball 13 in this ball valve pocket 12, and this ball valve pocket 12 is connected with this suction pipe 11.
This lower ball 13 pumps in this ball valve pocket 12, when this lower ball 13 moves upward in this ball valve pocket 12 time, liquid in this liquid container enters into this drawing liquid chamber 100, and when this lower ball 13 moves downward in this ball valve pocket 12 time, this lower ball 13 liquid blocked in this liquid container enters the path in this drawing liquid chamber 100.
Pull bar 20, connecting rod 30 and connection cover 40 is disposed with from bottom to top in this body 10.
Wherein, this pull bar 20 has inlet 21 and pull bar chamber 22.
This inlet 21 position, this pull bar 20 lower end is arranged with valve piston 50.
This drawing liquid chamber 100 comprises first order drawing liquid chamber 110 and drawing liquid chamber, the second level 120.
By the inner surface of the outer surface of, this pull bar 20, this valve piston 50 and this body 10 around this first order drawing liquid chamber 110 of formation.
This pull bar chamber 22 of this pull bar 20 is this drawing liquid chamber, second level 120.
This inlet 21 of this pull bar 20 is between this first order drawing liquid chamber 110 and this drawing liquid chamber, second level 120.
This pull bar 20 pumps relative to this valve piston 50, when this pull bar 20 moves upward relative to this valve piston 50 time, this valve piston 50 lid is located on this inlet 21, to block the connected relation between this first order drawing liquid chamber 110 and this drawing liquid chamber, second level 120.
When this pull bar 20 moves downward relative to this valve piston 50 time, this first order drawing liquid chamber 110 is communicated with this drawing liquid chamber, second level 120 by this inlet 21.
This drawing liquid chamber 100 keeps apart with this inlet chamber 200 by this pull bar 20 and this valve piston 50.
This returning spring 60 provides the upwards restoring force of this pull bar 20.
This returning spring 60 is set on this pull bar 20, and this returning spring 60 is connected between spring base 61 and this connecting rod 30.
This spring base 61 is fixedly installed in this body 10.
This connecting rod 30 is set in this pull bar 20 top, by this connecting rod 30 with this pull bar 20 around formation one purge valve.
When this purge valve is opened time, this inlet chamber 200 is connected with this liquid gas hybrid chamber 300, and this moment, the air in this inlet chamber 200 enters in this liquid gas hybrid chamber 300.
And when this purge valve is closed time, this purge valve air blocked in this inlet chamber 200 enters the path in this liquid gas hybrid chamber 300.
This pull bar 20 top is provided with pull bar valve plate 23, and this connecting rod 30 top is provided with connecting rod valve plate 31, and this pull bar valve plate 23 and this connecting rod valve plate 31 coordinate this purge valve of formation.
When this pull bar valve plate 23 fits together with this connecting rod valve plate 31 time, this purge valve is closed, and when this pull bar valve plate 23 is separated with this connecting rod valve plate 31 time, this purge valve is opened.
This connecting rod 30 is also arranged with large piston 70, this large piston 70 is arranged in this inlet chamber 200, this body 10 sidewall offers pore 210, and this inlet chamber 200 is connected with space outerpace by this pore 210, makes the air in space outerpace enter into this inlet chamber 200.
This large piston 70 is between the outer surface and the inner surface of this body 10 of this connecting rod 30, and this connecting rod 30 lower end is provided with and pushes away pin 32.
This connection cover 40 is set in this connecting rod 30 top, and this connection cover 40 has and pushes away groove 41 and valve pin 42.
By this this valve pin 42 pushing away pin 32 and this connection cover 40 of this large piston 70, this connecting rod 30 around formation one intake valve.
Air when this INO time in space outerpace enters into this inlet chamber 200.
And when this intake valve cuts out time, this intake valve air blocked in space outerpace enters into the path of this inlet chamber 200.
When this large piston 70 fits together with this valve pin 42 of this connection cover 40 time, this intake valve cuts out, this INO when this large piston 70 is separated with this valve pin 42 of this connection cover 40 time.
Also be provided with ring flat-plate 43 in the inner chamber of this connection cover 40, this pull bar valve plate 23 of this ring flat-plate 43 and this pull bar 20 is around forming this liquid gas hybrid chamber 300.
Ball 24 is provided with in this liquid gas hybrid chamber 300.
On this, ball 24 pumps in this liquid gas hybrid chamber 300, when ball on this 24 moves upward in this liquid gas hybrid chamber 300 time, liquid in this drawing liquid chamber 100 enters into this liquid gas hybrid chamber 300, and when ball on this 24 moves downward in this liquid gas hybrid chamber 300 time, on this, ball 24 liquid blocked in this drawing liquid chamber 100 enters into the path of this liquid gas hybrid chamber 300.
Head 80 is arranged on the top of this connection cover 40, and the inner chamber of this head 80 is connected with this liquid gas hybrid chamber 300.
(as shown in Figure 2) be also provided with Netcom 81 in the inner chamber of this head 80, this Netcom 81 is between the inner chamber and this liquid gas hybrid chamber 300 of this head 80.
(as shown in Figure 2) last, this head 80 is also covered with a protective cover 90, can prevents dust from entering into the pump housing of the present invention by this protective cover 90.
The present invention is when specific works, (as shown in Figure 4) first user needs to press this head 80 downwards with hand, this moment, this head 80 moves downward and drives this connection cover 40 to move downward, this moment, (as shown in Figure 4) time this large piston 70 fits together with this valve pin 42 of this connection cover 40, this intake valve cuts out, positive air pressure is produced when making this large piston 70 downwards, meanwhile, time this pull bar 20 moves downward relative to this valve piston 50, this first order drawing liquid chamber 110 is communicated with this drawing liquid chamber, second level 120 by this inlet 21, (as shown in Fig. 4 hollow core arrow) this suction pipe 11 guides the liquid in this liquid container to enter into this first order drawing liquid chamber 110 and this drawing liquid chamber, second level 120.
Afterwards, (as shown in filled arrows in Fig. 4) this pull bar valve plate 23 and this connecting rod valve plate 31 this purge valve that is separated is opened, and this inlet chamber 200 is connected with this liquid gas hybrid chamber 300, and the air in this inlet chamber 200 enters in this liquid gas hybrid chamber 300.
In this liquid gas hybrid chamber 300, wait for that by above-mentioned positive air pressure mixed this air of needs that this liquid of being drawn out of and this inlet chamber 200 provide mixes, produce foam and sprayed from this head 80 by this Netcom 81.
(as shown in Figure 3) when user's stopping hand pressing downwards this head 80 time, this returning spring 60 provides the upwards restoring force of this pull bar 20, (as shown in Figure 3) this pull bar valve plate 23 is closed with this purge valve that this connecting rod valve plate 31 fits together, simultaneously, (as shown in filled arrows in Fig. 3) this large piston 70 and this valve pin 42 of this connection cover 40 are separated this INO, and the air in space outerpace enters into this inlet chamber 200.
Synchronous therewith, this pull bar 20 moves upward relative to this valve piston 50, this valve piston 50 lid is located on this inlet 21, to block the connected relation between this first order drawing liquid chamber 110 and this drawing liquid chamber, second level 120, this moment, (as shown in Fig. 3 hollow core arrow) this suction pipe 11 guides the liquid in this liquid container to enter into this first order drawing liquid chamber 110, for pumping is prepared next time, so moves in circles.
In above-mentioned process, this lower ball 13 pumps in this ball valve pocket 12, when this lower ball 13 moves upward in this ball valve pocket 12 time, liquid in this liquid container enters into this drawing liquid chamber 100, and when this lower ball 13 moves downward in this ball valve pocket 12 time, this lower ball 13 liquid blocked in this liquid container enters the path in this drawing liquid chamber 100, on this, ball 24 pumps in this liquid gas hybrid chamber 300, when ball on this 24 moves upward in this liquid gas hybrid chamber 300 time, liquid in this drawing liquid chamber 100 enters into this liquid gas hybrid chamber 300, and when ball on this 24 moves downward in this liquid gas hybrid chamber 300 time, on this, ball 24 liquid blocked in this drawing liquid chamber 100 enters into the path of this liquid gas hybrid chamber 300.
By this lower ball 13 and on this motion of ball 24 coordinated overall pump liquid process.
Claims (1)
1. a foam pump with external spring, it is arranged in the spiral shell gland of liquid container, it is characterized in that: this foam pump with external spring when concrete use this liquid container built with liquid, user is by pressing the mode of this foam pump with external spring by the extraction of the liquid quantitative in this liquid container, in the process completing extracted liquid action, by this foam pump with external spring, the liquid-to-air be drawn out of is mixed, this foam pump with external spring comprises drawing liquid chamber, inlet chamber and liquid gas hybrid chamber, wherein, this drawing liquid chamber is in order to hold the liquid waited for and being drawn out of, this inlet chamber needs mixed air in order to provide, wait for that mixed this air of needs that this liquid of being drawn out of and this inlet chamber provide mixes in this liquid gas hybrid chamber, finally discharge this foam pump with external spring outside, returning spring is arranged in this inlet chamber,
This foam pump with external spring comprises body, and this body lower end is connected with suction pipe, and this suction pipe inserts in the inner chamber of this liquid container, guides the liquid in this liquid container to enter into this foam pump with external spring by this suction pipe,
Pull bar, connecting rod and connection cover is disposed with from bottom to top in this body, wherein, this pull bar has inlet and pull bar chamber, this inlet position, this pull bar lower end is arranged with valve piston, this drawing liquid chamber comprises first order drawing liquid chamber and drawing liquid chamber, the second level, by the inner surface of the outer surface of this pull bar, this valve piston and this body around this first order drawing liquid chamber of formation, this pull bar chamber of this pull bar is this drawing liquid chamber, second level
This inlet of this pull bar is between this first order drawing liquid chamber and this drawing liquid chamber, second level, this pull bar pumps relative to this valve piston, when this pull bar moves upward relative to this valve piston time, this valve piston lid is located on this inlet, to block the connected relation between this first order drawing liquid chamber and this drawing liquid chamber, second level, when this pull bar moves downward relative to this valve piston time, this first order drawing liquid chamber is communicated with this drawing liquid chamber, second level by this inlet, this drawing liquid chamber and this inlet chamber keep apart by this pull bar and this valve piston, this returning spring provides the upwards restoring force of this pull bar,
This connecting rod is set in this pull bar top, by this connecting rod and this pull bar around formation one purge valve, when this purge valve is opened time, this inlet chamber is connected with this liquid gas hybrid chamber, this moment, air in this inlet chamber enters in this liquid gas hybrid chamber, and when this purge valve is closed time, this purge valve air blocked in this inlet chamber enters the path in this liquid gas hybrid chamber
This pull bar top is provided with pull bar valve plate, this connecting rod top is provided with connecting rod valve plate, this pull bar valve plate and this connecting rod valve plate coordinate this purge valve of formation, when this pull bar valve plate and this connecting rod valve plate fit together time, this purge valve is closed, when this pull bar valve plate and this connecting rod valve plate are separated time, this purge valve is opened
This connecting rod is also arranged with large piston, this large piston is arranged in this inlet chamber, this body sidewall offers pore, this inlet chamber is connected with space outerpace by this pore, the air in space outerpace is made to enter into this inlet chamber, this large piston is between the outer surface and the inner surface of this body of this connecting rod, and this connecting rod lower end is provided with and pushes away pin
This connection cover is set in this connecting rod top, this connection cover has and pushes away groove and valve pin, by this large piston, this this valve bottoms pushing away pin and this connection cover of this connecting rod is around formation one intake valve, air when this INO time in space outerpace enters into this inlet chamber, and when this intake valve cuts out time, this intake valve air blocked in space outerpace enters into the path of this inlet chamber, when this valve hem facing of this large piston and this connection cover is combined time, this intake valve cuts out, this INO when this valve pin of this large piston and this connection cover is separated time,
Also be provided with ring flat-plate in the inner chamber of this connection cover, this pull bar valve plate of this ring flat-plate and this pull bar around forming this liquid gas hybrid chamber,
Head is arranged on the top of this connection cover, and the inner chamber of this head is connected with this liquid gas hybrid chamber,
This body lower end is provided with a ball valve pocket, is movably set with lower ball in this ball valve pocket, and this ball valve pocket is connected with this suction pipe,
This lower ball pumps in this ball valve pocket, when this lower ball moves upward in this ball valve pocket time, liquid in this liquid container enters into this drawing liquid chamber, and when this lower ball moves downward in this ball valve pocket time, this lower ball liquid blocked in this liquid container enters the path in this drawing liquid chamber
This returning spring is set on this pull bar, and this returning spring is connected between spring base and this connecting rod, and this spring base is fixedly installed in this body,
Ball is provided with in this liquid gas hybrid chamber, on this, ball pumps in this liquid gas hybrid chamber, when ball on this moves upward in this liquid gas hybrid chamber time, liquid in this drawing liquid chamber enters into this liquid gas hybrid chamber, and when ball on this moves downward in this liquid gas hybrid chamber time, on this, the ball liquid blocked in this drawing liquid chamber enters into the path of this liquid gas hybrid chamber
Also be provided with Netcom in the inner chamber of this head, this Netcom between the inner chamber and this liquid gas hybrid chamber of this head,
This head is also covered with a protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110128683.5A CN102204796B (en) | 2011-05-18 | 2011-05-18 | Foam pump with external spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110128683.5A CN102204796B (en) | 2011-05-18 | 2011-05-18 | Foam pump with external spring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102204796A CN102204796A (en) | 2011-10-05 |
| CN102204796B true CN102204796B (en) | 2015-07-22 |
Family
ID=44694064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110128683.5A Expired - Fee Related CN102204796B (en) | 2011-05-18 | 2011-05-18 | Foam pump with external spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102204796B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015919B (en) * | 2015-07-03 | 2017-08-15 | 梅元红 | Foam pump with external spring |
| CN108394639A (en) * | 2017-12-21 | 2018-08-14 | 广州丽高塑料制品有限公司 | A kind of Novel foam pump |
| CN108523741B (en) * | 2018-04-11 | 2020-07-24 | 瑞安市展瑞后勤服务有限公司 | Intelligent mixing cleaning device |
| CN108533789B (en) * | 2018-05-29 | 2023-11-24 | 江苏新美星包装机械股份有限公司 | Gas-liquid mixing valve |
| TWI678999B (en) * | 2018-08-08 | 2019-12-11 | 謝英明 | Soap supply |
| CN110329653B (en) * | 2019-07-22 | 2024-12-31 | 沈利庆 | Foam pump with breathing tablet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7004365B2 (en) * | 2003-05-20 | 2006-02-28 | Ingram Joseph T | Transport cage with enclosed case |
| CN2839636Y (en) * | 2005-08-30 | 2006-11-22 | 林添大 | Foam pump |
| CN2864149Y (en) * | 2006-02-07 | 2007-01-31 | 潘景源 | foam pump |
| CN101492109A (en) * | 2008-01-24 | 2009-07-29 | 高爽工业公司 | Foam pump with improved piston structure |
-
2011
- 2011-05-18 CN CN201110128683.5A patent/CN102204796B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7004365B2 (en) * | 2003-05-20 | 2006-02-28 | Ingram Joseph T | Transport cage with enclosed case |
| CN2839636Y (en) * | 2005-08-30 | 2006-11-22 | 林添大 | Foam pump |
| CN2864149Y (en) * | 2006-02-07 | 2007-01-31 | 潘景源 | foam pump |
| CN101492109A (en) * | 2008-01-24 | 2009-07-29 | 高爽工业公司 | Foam pump with improved piston structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102204796A (en) | 2011-10-05 |
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