CN104632589B - Miniature suction pump - Google Patents
Miniature suction pump Download PDFInfo
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- CN104632589B CN104632589B CN201410822881.5A CN201410822881A CN104632589B CN 104632589 B CN104632589 B CN 104632589B CN 201410822881 A CN201410822881 A CN 201410822881A CN 104632589 B CN104632589 B CN 104632589B
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Abstract
A kind of miniature suction pump, it is characterised in that：Including air pump assembly and motor；Air pump assembly includes rocker stand, flexible partition group and valve member；Rocker stand is made up of rocking arm and plate-like support body, and rocking arm is connected with by eccentric structure with machine shaft；Plate-like support body is provided with two to eight equally distributed positioning holes；Flexible partition group is provided with the flexible partition and catch with positioning hole equivalent；Catch connection is located at the upper end outer rim of flexible partition, and flexible partition lower end is positioned in positioning hole；Valve member includes and the unidirectional suction valve of flexible partition equivalent and an outlet；The upper end of unidirectional suction valve is connected with pump orifice；The upper end seal closure of flexible partition is located at the lower end of unidirectional suction valve, to form airtight chamber；Runner is offered on the side wall of the outlet；The catch is stretched into outlet, and each runner of each catch correspondence is set, so that the runner, which has, closes and open two states；Pumping efficiency height of the present invention, low noise, compact conformation and reliability are high.
Description
Technical field
The present invention relates to a kind of pump, and in particular to it is a kind of not only can with gas bleeding, can also the miniature of sucking liquid take out
Sucking pump.The miniature suction pump be mainly used in refrigerator vacuumize it is fresh-keeping.
Background technology
Suction pump belongs to one kind of vavuum pump, and it has wide range of applications, and gas bleeding or sucking-off liquid are needed available for various
The work of body.Existing suction pump, pumping and the liquid suction function of pump are realized typically by the reciprocating motion of piston-cylinder, but
The problem of there is big volume, high noise in it, and it is not suitable for mini-plant, or in the place needed peace and quiet.Therefore, there is industry
The suction pump of some compacts is have developed, to overcome above-mentioned deficiency, but for making a general survey of such existing small-sized suction pump, due to
Its structure design is unreasonable, and such as some small-sized suction pumps are even only the scaled down versions of original conventional suction pump, therefore long-term
Find still there is problems with use：First, pumping efficiency is low；2nd, noise rejection effect is not good；3rd, structure is not compact；
4th, reliability is poor.Thus still have much room for improvement breakthrough, the need in response to market.
In view of this, the pumping efficiency of aspiration pump how is improved, its operating noise is reduced, makes its structure more compact and carry
The reliability of its high work, becomes the problem of need to being solved for the present invention.
The content of the invention
The present invention provides a kind of miniature suction pump, and its object is to solve many deficiencies of prior art presence.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of miniature suction pump, including air pump assembly and electricity
Machine；The air pump assembly and motor are vertically arranged above and below, and the rotating shaft of the motor is connected with the air pump assembly upwards；
The air pump assembly includes rocker stand, flexible partition group and the valve member set from bottom to top；Wherein,
The rocker stand is made up of rocking arm and plate-like support body two parts, and the rocking arm is located in the plate-like of the plate-like support body
Center, the other end of rocking arm is connected with by the rotating shaft of an eccentric structure and the motor, to drive the plate-like frame of the rocker stand
Body is moved along circular trace in the horizontal plane；The plate-like support body is provided with two to eight positioning holes, and each positioning hole is around described
The center of plate-like support body is uniformly distributed；
The plate-like support body that the flexible partition group corresponds to the rocker stand is set, and has been wholely set several with the positioning hole etc.
The multiple flexible partitions and multiple catch of amount；It is divided into the flexible partition and catch one outer one under the flexible partition group
Surface and upper surface；And each catch links and is arranged at the upper end outer rim of each flexible partition, and each flexible partition
Lower end be then positioned in each positioning hole of the plate-like support body of the rocking carrier on the other side；Wherein, each positioning hole is extremely
The distance at center of the lower end of the distance at the center of plate-like support body and each flexible partition to flexible partition group is equal；Wherein,
There is a gap between two adjacent catch；
The valve member correspondence flexible partition group is set, including multiple unidirectional with the quantity such as the flexible partition
Aspirate valve and the outlet located at the valve member center；It is each it is described it is unidirectional suction valve upper end with a pump orifice
It is connected with, the pump orifice is connected with the inner space of object to be pumped, the outlet is connected with the exterior space of object to be pumped；
The upper end seal closure of each flexible partition is located at the lower end of corresponding each unidirectional suction valve, to be formed between the two
One airtight chamber；The unidirectional suction valve that correspondence is closed on the side wall of the outlet offers a runner；The flexible partition
The catch of group is stretched into the outlet, and each runner of each catch correspondence is set, so that the runner, which has, closes and open two
State；
When the rocker stand drives via the motor and produces circumferential wave, by each fixed on the plate-like support body of rocker stand
Each flexible partition that position hole is positioned will gradually be pulled and oppressed due to the displacement of the plate-like support body；When some it is flexible every
When film is pulled, the catch located at the flexible partition upper end outer rim can be moved simultaneously towards opposite direction, so as to block simultaneously
The corresponding runner on the outlet is closed, makes the flexible partition and the corresponding unidirectional suction valve
Between airtight chamber in produce negative pressure, and then open the unidirectional suction valve and be evacuated or imbibition；The gas being drawn into
Or the liquid being inhaled into is temporary in the corresponding airtight chamber；And when the rocker stand is waved to another location, institute
Stating the flexible partition being pulled will be laid down and oppress, and the corresponding catch is then opened by the runner of its closing, is made pair
Malleation is produced in the airtight chamber answered, so as to close the corresponding unidirectional suction valve；Now, the gas being drawn into before
Body or the liquid being inhaled into will enter the outlet because of the opening once again of the runner and discharged via the outlet.
Relevant content in above-mentioned technical proposal is explained as follows：
1. in such scheme, each positioning hole is uniformly distributed around the center of the plate-like support body, to be transported when the plate-like support body
Drawing equivalent when gradually being carried out to each flexible partition etc. or contention effect are ensure that when dynamic, and then realizes and goes round and begins again
" uninterrupted " suction in ground.
2. in such scheme, the multiple flexible partition and multiple catch are integrally formed, and not only increase air-tightness, simultaneously
The linkage between each flexible partition and corresponding catch can be made more preferable.
3. in such scheme, described " each catch, which links, is arranged at the upper end outer rim of each flexible partition, and each institute
The lower end for stating flexible partition is then positioned in each positioning hole of the plate-like support body of the rocking carrier on the other side ", design whereby,
It is corresponding with the flexible partition gradually to be pulled to each flexible partition or during contention effect when the plate-like support body
The catch will generation simultaneously action, the corresponding runner on the outlet is closed or opened.
4. in such scheme, the distance at center of each positioning hole to plate-like support body and the lower end of each flexible partition
Distance to the center of flexible partition group is equal, so that both link.
5. in such scheme, there is a gap, so that each catch being capable of self-movement between two adjacent catch.
6. in such scheme, described " catch located at the flexible partition upper end outer rim can be simultaneously towards opposite direction
Motion ", this is due to the upper end that the catch is arranged at the flexible partition, and the flexible partition lower end is connected with the plate-like
The positioning hole of support body, because the flexible partition is as an entirety, when its lower end is by towards the center of the flexible partition group
During drawing, the catch on its upper end will be moved towards opposite direction, the i.e. sidewall direction towards the outlet.
7. in such scheme, the top of the valve member is provided with import and export seat, and import and export seat includes prolonging upwards
Stretch an inlet tube and an outlet for setting；The bottom of the inlet tube is connected with the pump orifice, the bottom of the outlet
It is connected with the outlet.
8. in such scheme, the flexible partition group is sealed against being positioned under the valve member by barrier film seat
On surface.
9. in such scheme, the outer cover of the rocker stand is provided with a rack shell.
10. in such scheme, the rack shell, barrier film seat, the valve member and import and export seat are under
And be above locked by component fixed screw.
11. in such scheme, the rack shell is combined by connecting screw with motor locking.
12. in such scheme, the unidirectional suction valve is made up of valve body and stomata two parts, and the valve body activity is worn
In stomata, to close or open to stomata.
13. in such scheme, the quantity of the positioning hole is three or four, is preferred with three.
14. in such scheme, the motor is brshless DC motor.
15. in such scheme, the flexible partition group and the valve body of the unidirectional suction valve are quality of rubber materials.
The operation principle and advantage of the present invention is as follows：
A kind of miniature suction pump of the present invention, including air pump assembly and motor；Wherein, the air pump assembly is included from bottom to top
Rocker stand, flexible partition group and the valve member of setting；The rocking arm of the rocker stand is connected with the motor by eccentric structure
Rotating shaft, be evenly distributed with multiple positioning holes on the plate-like support body of the rocker stand, each positioning hole is connected with the flexible partition group
In each flexible partition one end, gradually to pull each flexible partition by waving for the rocker stand；Due to the flexible partition
The other end be provided with a catch, the catch is stretched into the outlet in the valve member, and the outlet is provided with multiple
Runner, therefore when the flexible partition is pulled, the corresponding catch will link and close its corresponding described runner, so that
Obtain the flexible partition and aspirate formation negative pressure in the airtight chamber that valve is formed with unidirectional described in the valve member, and then beat
The unidirectional suction valve is opened, reaches the purpose of suction；And when the flexible partition is oppressed, the corresponding catch then will connection
It is dynamic to open its corresponding described runner, to cause the flexible partition and shape in the airtight chamber of the unidirectional suction valve formation
Into malleation, and then the unidirectional suction valve is closed, by the gas or liquid that were previously pumped into the airtight chamber via opening
Runner be expelled in the outlet, reach the purpose of discharge.It is made up of and designs said structure so that present invention contrast is existing
Have for technology, by gradually continual suction, therefore pumping efficiency is greatly improved, while improving the suppression effect of noise
Really, and with compact conformation and reliability preferably advantage.
Brief description of the drawings
Accompanying drawing 1 is the decomposition explosion figure of the embodiment of the present invention；
Accompanying drawing 2 is the decomposition explosion figure of the three-dimensional viewpoin of the embodiment of the present invention；
Accompanying drawing 3 is the diagrammatic cross-section of the embodiment of the present invention；
Accompanying drawing 4 is the present invention looks up structural representation of valve member of the embodiment of the present invention；
Accompanying drawing 5 is the overlooking the structure diagram of flexible partition group of the embodiment of the present invention.
In the figures above：1. motor；2. eccentric structure；3. rack shell；4. connecting screw；5. rocking arm；6. plate-like support body；
7. barrier film seat；8. flexible partition group；9. valve body；10. valve member；11. import and export seat；12. component fixed screw；13. rotating shaft；
14. positioning hole；15. flexible partition；16. catch；17. unidirectionally aspirate valve；18. outlet；19. airtight chamber；20. runner；
21. inlet tube；22. outlet；23. pump orifice；24. stomata.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment：Referring to shown in accompanying drawing 1~5, a kind of miniature suction pump, including air pump assembly and motor 1；The air pump group
Part and motor 1 are vertically arranged above and below, and the rotating shaft 13 of the motor 1 is connected with the air pump assembly upwards；The air pump
Component includes rocker stand, flexible partition group 8 and the valve member 10 set from bottom to top；Wherein,
The rocker stand is made up of Rocker arm 5 and the two parts of plate-like support body 6, and the Rocker arm 5 is located in the plate-like support body 6
Discoidal central, the other end of Rocker arm 5 is connected with by the rotating shaft 13 of an eccentric structure 2 and the motor 1, and the eccentric structure 2 is specific
For an eccentric wheel（Also the eccentric structure of this function can be realized for other, this is not repeated）, to drive the plate-like of the rocker stand
Support body 6 is moved along circular trace in the horizontal plane；The plate-like support body 6 provided with three positioning holes 14, and each positioning hole 14 around
The center of the plate-like support body 6 is uniformly distributed；
The plate-like support body 6 of the correspondence of flexible partition group 8 rocker stand is set, and the flexible partition group 8 has been wholely set
With the multiple flexible partitions 15 and multiple catch 16 of the quantity such as the positioning hole 14；The flexible partition 15 and catch 16 1 outer one
Inside it is divided into lower surface and the upper surface of the flexible partition group 8；And the linkage of each catch 16 be arranged at it is each it is described it is flexible every
The upper end outer rim of film 15, and the lower end of each flexible partition 15 is then positioned at the plate-like support body of the rocking carrier on the other side
In 6 each positioning hole 14；Wherein, the distance at center of each positioning hole 14 to plate-like support body and each flexible partition 15
The distance at lower end to the center of flexible partition group 8 is equal, so that both link；Wherein, have one between two adjacent catch 16
Gap（See Fig. 5）, so that each catch 16 being capable of self-movement.
The valve member 10 correspondence flexible partition group 8 is set, including many with the quantity such as the flexible partition 15
Individual unidirectional suction valve 17 and the outlet 18 located at the center of valve member 10；It is each it is described it is unidirectional suction valve 17 it is upper
End is connected with a pump orifice 23, and the pump orifice 23 is connected with the inner space of object to be pumped, and the outlet 18 is taken out with waiting
Inhale the exterior space connection of object；The upper end seal closure of each flexible partition 8 is located at corresponding each unidirectional suction valve
17 lower end, with forming an airtight chamber 19 between the two；The unidirectional suction that correspondence is closed on the side wall of the outlet 18
Valve 17 offers a runner 20（See Fig. 4）；The catch 16 of the flexible partition group 8 is stretched into the outlet 18, each catch
16 each runners 20 of correspondence are set, so that the runner 20, which has, closes and open two states；
Now just the operation principle of the present invention is described as follows：
When the rocker stand drives via the motor 1 and produces circumferential wave, by each on the plate-like support body 6 of rocker stand
Each flexible partition 15 that positioning hole 14 is positioned will gradually be pulled and oppressed due to the displacement of the plate-like support body 6；When certain
When individual flexible partition 15 is pulled, the catch 16 located at the upper end outer rim of flexible partition 15 can be transported simultaneously towards opposite direction
It is dynamic, so as to block and close the corresponding runner 20 on the outlet 18, make the flexible partition 15 and right therewith
Negative pressure is produced in airtight chamber 19 between the unidirectional suction valve 17 answered, and then automatically opens up the unidirectional suction valve
17 are evacuated or imbibition；The gas being drawn into or the liquid being inhaled into are temporary in the corresponding airtight chamber 19；And
When the rocker stand is waved to another location, the flexible partition 15 being pulled will be laid down and oppress, corresponding
The catch 16 is then opened by the runner 20 of its closing, makes to produce malleation in the corresponding airtight chamber 19, so as to close automatically
Close the corresponding unidirectional suction valve 17；Now, the gas being drawn into before or the liquid being inhaled into will be because of the runners
20 opening once again and enter the outlet 18, and discharged via the outlet 18.
Now just the design principle of the present invention is described as follows：
Wherein, each positioning hole 14 is uniformly distributed around the center of the plate-like support body 6, with when the plate-like support body 6 is moved
Drawing equivalent when gradually being carried out to each flexible partition 15 etc. or contention effect are ensure that, and then is realized again and again
" uninterrupted " suction.
Wherein, the multiple flexible partition 15 and multiple catch 16 are integrally formed, and air-tightness are not only increased, while can
Make the linkage between each flexible partition 15 and corresponding catch 16 more preferable.
It is wherein, described that " each catch 16, which links, is arranged at the upper end outer rim of each flexible partition 15, and each described soft
The lower end of property barrier film 15 is then positioned in each positioning hole 14 of the plate-like support body 6 of the rocking carrier on the other side ", set whereby
Meter, gradually to be pulled to each flexible partition 15 or during contention effect when the plate-like support body 6, with the flexible partition
The 15 corresponding catch 16 will generation simultaneously action, the corresponding runner 20 on the outlet 18 is closed or beaten
Open.
It is wherein, described that " catch 16 located at the upper end outer rim of flexible partition 15 can be transported simultaneously towards opposite direction
It is dynamic ", this is due to the upper end that the catch 16 is arranged at the flexible partition 15, and the lower end of the flexible partition 15 be connected with it is described
The positioning hole 14 of plate-like support body 6, because the flexible partition 15 is as an entirety, when its lower end is by towards the flexible partition
During the center drawing of group 8, the catch 16 on its upper end will be towards opposite direction, the i.e. sidewall direction towards the outlet 18
Motion.
Wherein, the top of the valve member 10 is provided with import and export seat 11, and import and export seat 11 includes upwardly extending
The inlet tube 21 and an outlet 22 set；The bottom of the inlet tube 21 is connected with the pump orifice 23, the outlet
22 bottom is connected with the outlet 18.
Wherein, the flexible partition group 8 is sealed against being positioned at the lower surface of the valve member 10 by barrier film seat 7
On.The outer cover of the rocker stand is provided with a rack shell 3, and the rack shell 3 is locked by connecting screw 4 with motor 1.
The rack shell 3, barrier film seat 7, the valve member 10 and the import and export seat 11 are fixed by component from bottom to top
Screw 12 is locked.
Wherein, the unidirectional suction valve 17 is made up of valve body 9 and the two parts of stomata 24, and the valve body 9 is actively located in
In stomata 24, so that stomata 24 is closed or opened.
Wherein, the quantity of the positioning hole 14 is two to eight, is preferred with three or four, is three in the present embodiment.
Wherein, the motor 1 is brshless DC motor.The flexible partition group 8 and the valve of the unidirectional suction valve 17
Body 9 is quality of rubber materials.
A kind of miniature suction pump of the present invention, including air pump assembly and motor；Wherein, the air pump assembly is included from bottom to top
Rocker stand, flexible partition group and the valve member of setting；The rocking arm of the rocker stand is connected with the motor by eccentric structure
Rotating shaft, be evenly distributed with multiple positioning holes on the plate-like support body of the rocker stand, each positioning hole is connected with the flexible partition group
In each flexible partition one end, gradually to pull each flexible partition by waving for the rocker stand；Due to the flexible partition
The other end be provided with a catch, the catch is stretched into the outlet in the valve member, and the outlet is provided with multiple
Runner, therefore when the flexible partition is pulled, the corresponding catch will link and close its corresponding described runner, so that
Obtain the flexible partition and aspirate formation negative pressure in the airtight chamber that valve is formed with unidirectional described in the valve member, and then beat
The unidirectional suction valve is opened, reaches the purpose of suction；And when the flexible partition is oppressed, the corresponding catch then will connection
It is dynamic to open its corresponding described runner, to cause the flexible partition and shape in the airtight chamber of the unidirectional suction valve formation
Into malleation, and then the unidirectional suction valve is closed, by the gas or liquid that were previously pumped into the airtight chamber via opening
Runner be expelled in the outlet, reach the purpose of discharge.It is made up of and designs said structure so that present invention contrast is existing
Have for technology, by gradually continual suction, therefore pumping efficiency is greatly improved, while improving the suppression effect of noise
Really, and with compact conformation and reliability preferably advantage.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should all be included within the scope of the present invention.
Claims (4)
1. a kind of miniature suction pump, it is characterised in that：Including air pump assembly and motor；The vertical side in air pump assembly and motor edge
To being arranged above and below, the rotating shaft of the motor is connected with the air pump assembly upwards；The air pump assembly includes setting from bottom to top
Rocker stand, flexible partition group and valve member；Wherein,
The rocker stand is made up of rocking arm and plate-like support body two parts, and the rocking arm is located in the plate-like of the plate-like support body
The heart, the other end of rocking arm is connected with by the rotating shaft of an eccentric structure and the motor, to drive the plate-like support body of the rocker stand
Moved in the horizontal plane along circular trace；The plate-like support body is provided with two to eight positioning holes, and each positioning hole is around the disk
The center of shape support body is uniformly distributed；
The plate-like support body of the flexible partition group correspondence rocker stand is set, and is wholely set and the quantity such as the positioning hole
Multiple flexible partitions and multiple catch；The lower surface of the flexible partition group is divided into the flexible partition and catch one outer one
And upper surface；And each catch linkage is arranged at the upper end outer rim of each flexible partition, and under each flexible partition
End is then positioned in each positioning hole of the plate-like support body of the rocker stand on the other side；Wherein, each positioning hole is to plate-like
The distance at center of the lower end of the distance at the center of support body and each flexible partition to flexible partition group is equal；Wherein, it is adjacent
Two catch between have a gap；
The valve member correspondence flexible partition group is set, including multiple unidirectional suctions with the quantity such as the flexible partition
Valve and the outlet located at the valve member center；The upper end of each unidirectional suction valve connects with a pump orifice
If the pump orifice is connected with the inner space of object to be pumped, the outlet is connected with the exterior space of object to be pumped；Respectively
The upper end seal closure of the flexible partition is located at the lower end of corresponding each unidirectional suction valve, with forming one between the two
Airtight chamber；The unidirectional suction valve that correspondence is closed on the side wall of the outlet offers a runner；The flexible partition group
Catch stretch into the outlet, each runner of each catch correspondence is set, so that the runner, which has, closes and open two shapes
State；
When the rocker stand drives via the motor and produces circumferential wave, by each positioning hole on the plate-like support body of rocker stand
Each flexible partition positioned will gradually be pulled and oppressed due to the displacement of the plate-like support body；When some flexible partition quilt
During drawing, the catch located at the flexible partition upper end outer rim can be moved simultaneously towards opposite direction, so as to block and close
The corresponding runner on the outlet, makes between the flexible partition and the corresponding unidirectional suction valve
Airtight chamber in produce negative pressure, and then open the unidirectional suction valve and be evacuated or imbibition；The gas that is drawn into or by
The liquid of suction is temporary in the corresponding airtight chamber；And when the rocker stand is waved to another location, the quilt
The flexible partition of drawing will be laid down and oppress, and the corresponding catch is then opened by the runner of its closing, is made corresponding
Malleation is produced in the airtight chamber, so as to close the corresponding unidirectional suction valve；Now, the gas that is drawn into before or
The liquid being inhaled into will enter the outlet because of the opening once again of the runner and be discharged via the outlet；
The top of the valve member be provided with an import and export seat, the import and export seat include upwardly extend an inlet tube of setting with
And an outlet；The bottom of the inlet tube is connected with the pump orifice, and the bottom of the outlet is connected with the outlet；
The flexible partition group is sealed against being positioned on the lower surface of the valve member by barrier film seat；
The outer cover of the rocker stand is provided with a rack shell；
The rack shell, barrier film seat, the valve member and import and export seat fix spiral shell by component from bottom to top
Silk is locked；
The rack shell is combined by connecting screw with motor locking.
2. suction pump according to claim 1, it is characterised in that：The unidirectional suction valve is by valve body and stomata two parts
Composition, the valve body is actively located in stomata, to close or open to stomata.
3. suction pump according to claim 1, it is characterised in that：The quantity of the positioning hole is three or four.
4. suction pump according to claim 1, it is characterised in that：The motor is brshless DC motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822881.5A CN104632589B (en) | 2014-12-25 | 2014-12-25 | Miniature suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822881.5A CN104632589B (en) | 2014-12-25 | 2014-12-25 | Miniature suction pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104632589A CN104632589A (en) | 2015-05-20 |
| CN104632589B true CN104632589B (en) | 2017-08-15 |
Family
ID=53211713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410822881.5A Active CN104632589B (en) | 2014-12-25 | 2014-12-25 | Miniature suction pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104632589B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2163252Y (en) * | 1993-07-24 | 1994-04-27 | 聂树国 | Multi-air chamber miniature bellows pump |
| CN2546650Y (en) * | 2002-05-16 | 2003-04-23 | 张坤林 | Micro-pumping air flow guide improved structure |
| JP2004324637A (en) * | 2003-04-24 | 2004-11-18 | Nienpin Chan | Small pump |
| CN101096948A (en) * | 2006-06-30 | 2008-01-02 | 三美电机株式会社 | Pump |
| WO2013159425A1 (en) * | 2012-04-28 | 2013-10-31 | Yang Zhujun | Micro brushless direct-current self-priming external-rotor multi-chambered pump |
| CN204458278U (en) * | 2014-12-25 | 2015-07-08 | 朗奥电子（苏州）有限公司 | Miniature suction pump |
-
2014
- 2014-12-25 CN CN201410822881.5A patent/CN104632589B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2163252Y (en) * | 1993-07-24 | 1994-04-27 | 聂树国 | Multi-air chamber miniature bellows pump |
| CN2546650Y (en) * | 2002-05-16 | 2003-04-23 | 张坤林 | Micro-pumping air flow guide improved structure |
| JP2004324637A (en) * | 2003-04-24 | 2004-11-18 | Nienpin Chan | Small pump |
| CN101096948A (en) * | 2006-06-30 | 2008-01-02 | 三美电机株式会社 | Pump |
| WO2013159425A1 (en) * | 2012-04-28 | 2013-10-31 | Yang Zhujun | Micro brushless direct-current self-priming external-rotor multi-chambered pump |
| CN204458278U (en) * | 2014-12-25 | 2015-07-08 | 朗奥电子（苏州）有限公司 | Miniature suction pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104632589A (en) | 2015-05-20 |
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