CN206903842U - A kind of valve-embedded electromagnetic quantitative pump - Google Patents
A kind of valve-embedded electromagnetic quantitative pump Download PDFInfo
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- CN206903842U CN206903842U CN201720053853.0U CN201720053853U CN206903842U CN 206903842 U CN206903842 U CN 206903842U CN 201720053853 U CN201720053853 U CN 201720053853U CN 206903842 U CN206903842 U CN 206903842U
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- pump housing
- pump
- valve
- installation position
- water hole
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Abstract
The utility model discloses a kind of valve-embedded electromagnetic quantitative pump, including constant displacement pump and drive device；The constant displacement pump includes first pump housing, second pump housing and the 3rd pump housing；First pump housing both sides are respectively equipped with inlet opening and apopore；Second pump housing is provided with the first water hole and the second water hole；Second pump housing upper end both sides are respectively equipped with the first valve installation position and the second valve installation position；Check valve sheet is equipped with the first valve installation position and the second valve installation position；The check valve sheet includes body and paster；The paster both sides are equipped with connecting portion, the connecting portion and the body elastic connection；The bottom of the inlet opening is provided with first boss；The paster of check valve sheet described in the first check valve installation position is bonded by the first boss；The upper end of second water hole is provided with second boss, is bonded with the paster among the check valve sheet on the second valve installation position.
Description
Technical field
It the utility model is related to a kind of liquid pump, more particularly to a kind of valve-embedded electromagnetic quantitative pump.
Background technology
The quantitative pump configuration of same type has pneumatic actuation and electromagnetic drive at present, is electromagnetic drive
Quantitative pump configuration, mainly by magnet coil, buting iron, spring, move the parts such as iron, diaphragm, pump seat, the pump housing, cover plate
Composition.When the solenoid is activated, electromagnetic force is compressed dynamic iron and buting iron adhesive, spring, dynamic sheet iron strip move it is coupled every
Diaphragm moves downward, and the volume increase between diaphragm and the pump housing, liquid sucks from inlet.When magnet coil powers off, in bullet
Under the elastic force effect of spring, dynamic iron and diaphragm is promoted to move upwards, the volume between diaphragm and the pump housing reduces, and liquid is from leakage fluid dram
Discharge.Such power on/off completes once quantitative liquid sucking-discharging process, can continuous several times liquid sucking-discharging according to demand.
Major defect has：
1. existing electromagnetic quantitative pump must connect a magnetic valve respectively on feed tube and discharging tube, when constant displacement pump imbibition
When feed tube on magnetic valve open, the closed electromagnetic valve on discharging tube, complete imbibition process；Need to be by pipette during discharge opeing
Closed electromagnetic valve, the magnetic valve on discharging tube are opened, and complete discharge opeing process.2. need to connect two magnetic valves, increase by two in use
Road circuit control, complete machine production cost is high, and control is complicated.3. diaphragm uses sheet rubber, deformation of extending, quantitative accuracy easily occurs
It is inaccurate.In view of disadvantages described above, is necessary to design a kind of valve-embedded electromagnetic quantitative pump in fact.
Utility model content
Technical problem to be solved in the utility model is：A kind of simple in construction, low and quantitative standard of production cost is provided
True valve-embedded electromagnetic quantitative pump.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of valve-embedded electromagnetic quantitative pump, bag
Include constant displacement pump and drive the drive device of the constant displacement pump operating；The constant displacement pump includes first pump housing, second pump housing and the 3rd
The pump housing；First pump housing and the 3rd pump housing are respectively arranged on second pump housing upper end and bottom；First pump housing two
Side is respectively equipped with inlet opening and apopore；Second pump housing is provided with the first water hole and the second water hole；First mistake
Water hole is connected with the inlet opening；Second water hole is connected with the apopore；Second pump housing upper end both sides
It is respectively equipped with the first valve installation position and the second valve installation position；The first valve installation position located at the inlet opening with it is described
At first water hole link position；The second valve installation position is located at the apopore and the second water hole link position
Place；Check valve sheet is equipped with the first valve installation position and the second valve installation position；First pump housing will be by two
The check valve sheet is pressed on second pump housing；The check valve sheet includes body and paster；The body, which is provided with, to be lacked
Mouthful；The paster is located in the breach, and the paster both sides are equipped with connecting portion, and the connecting portion is connected with the body；
The bottom of the inlet opening is provided with first boss；The first boss is by check valve sheet described in the first check valve installation position
The paster fitting；The upper end of second water hole is provided with second boss；The second boss is by second check valve
The paster fitting of check valve sheet described in installation position；Diaphragm is provided between second pump housing and the 3rd pump housing；
A near closed hollow ring is formed between second pump housing described in the diaphragm；First water hole and second water hole are and institute
Near closed hollow ring is stated to be connected；The drive mechanism drives the diaphragm to move up and down so that the volume in the near closed hollow ring
Constantly increase and diminution.
Further, the drive mechanism includes setting housing, armature, fixing axle, spring and coiled wire-wound coil；The housing is located at
3rd pump housing bottom；The armature runs through the housing upper end, and the end of the armature is fixed with the diaphragm and connected
Connect；The fixing axle runs through the lower end of the housing, and the fixing axle is fixedly connected with the housing；The spring is located at described
Between armature and the fixing axle；The coiled wire-wound coil is placed on the armature, and the coiled wire-wound coil is fixed with the housing to be connected
Connect, be slidably matched with the armature.
Further, the armature is cylinder barred body.
Further, the 3rd pump housing side is additionally provided with passage.
Further, the check valve sheet is integrally formed for sheet rubber.
Further, first pump housing upper end is additionally provided with installation cover plate.
Compared with prior art, valve-embedded electromagnetic quantitative pump, during pump water, when water leads to from inlet opening
Cross check valve sheet enter diaphragm and second pump housing composition sealing die cavity in when, the list in the second check valve installation position
It is bonded to valve block with second boss, and under the elastic force effect of connecting portion so that paster is pressed in second boss, is reached pair
Second water hole plays sealing function；When diaphragm down moves again so that negative pressure is produced near closed hollow ring, so that paster
Depart from first boss, therefore, the water in inlet opening is entered in closed cavity；The water sealed in die cavity is expressed to water outlet again
When in hole, the first boss fitting in the presence of connecting portion elastic force of the paster in check valve sheet in the first check valve installation position,
Reach and sealing function is played to inlet opening, while the paster being bonded with second boss is up extruded into opening, so as to reach
Water is all extruded；Therefore instead of traditional water pump needs two solenoid valve control Inlet and outlet waters, not only to simplify the structure,
And production cost is reduced, reduces the volume of pump, by the quantitative precision for improving pump water.
Brief description of the drawings
Fig. 1 is the sectional view of valve-embedded electromagnetic quantitative pump described in the utility model；
Fig. 2 is the sectional view of constant displacement pump described in valve-embedded electromagnetic quantitative pump described in the utility model；
Fig. 3 is the sectional view of second pump housing described in valve-embedded electromagnetic quantitative pump described in the utility model
Fig. 4 is the sectional view of the 3rd pump housing described in valve-embedded electromagnetic quantitative pump described in the utility model；
Fig. 5 is the front view of check valve body described in valve-embedded electromagnetic quantitative pump described in the utility model.
Following embodiment will combine above-mentioned accompanying drawing and further illustrate.
Embodiment
Hereinafter, a variety of specific details are elaborated, to provide the saturating of the concept to forming described embodiment basis
Thorough understanding.However, it will be apparent to those skilled in the art that described embodiment can be in these no specific details
In it is some or all in the case of put into practice.In other cases, well-known processing step is not specifically described.
As Figure 1-5, a kind of valve-embedded electromagnetic quantitative pump, including constant displacement pump 1 and the driving constant displacement pump 1 are transported
The drive device 2 turned；The constant displacement pump 1 includes first pump housing 3, second pump housing 4 and the 3rd pump housing 5；First pump housing 3 and institute
State the 3rd pump housing 5 and be respectively arranged on the upper end of second pump housing 4 and bottom；The both sides of first pump housing 3 are respectively equipped with inlet opening 31
With apopore 32；Second pump housing 4 is provided with the first water hole 41 and the second water hole 42；First water hole 41 and institute
Inlet opening 31 is stated to be connected；Second water hole 42 is connected with the apopore 32；The upper end both sides of second pump housing 4 point
She You not the first valve installation position（Accompanying drawing does not mark）With the second valve installation position（Accompanying drawing does not mark）；The first valve installation
Position is at the inlet opening 31 and the link position of the first water hole 41；The second valve installation position is located at the water outlet
At hole 32 and the link position of the second water hole 42；It is all provided with the first valve installation position and the second valve installation position
There is check valve sheet 6；The check valve sheet 6 includes body 61 and paster 62；The body 61 is provided with breach；The paster 62
In in the breach, the both sides of paster 62 are equipped with connecting portion 63, and the connecting portion 63 is connected with the body 61；It is described enter
The bottom in water hole 31 is provided with first boss 310；The first boss 310 is by check valve described in the first check valve installation position
The paster 62 of piece 6 is bonded；The upper end of second water hole 42 is provided with second boss 420；The second boss 420 is by institute
The paster 62 for stating check valve sheet 6 described in the second check valve installation position is bonded；Second pump housing 4 and the 3rd pump housing
Diaphragm 7 is provided between 5；A near closed hollow ring is formed between second pump housing 4 described in the diaphragm 7；First water hole 41
It is connected with second water hole 42 with the near closed hollow ring；The drive mechanism drives 2 diaphragms to be transported about 7
It is dynamic so that the volume constantly increase and diminution in the near closed hollow ring.So as to realize pump water.During pump water, when water is from entering
When being entered in water hole 31 by check valve sheet 6 in the sealing die cavity that diaphragm and second pump housing 4 form, positioned at the first check valve
Check valve sheet 6 in installation position is bonded with second boss 420, is reached and is played sealing function to the second water hole 42；Again will sealing
When water in die cavity is expressed in apopore 32, the check valve sheet 6 in the first check valve installation position is bonded with first boss 310,
Reach and sealing function is played to inlet opening 31, all extrude water so as to reach；Therefore instead of traditional water pump needs two
Solenoid valve control Inlet and outlet water, not only to simplify the structure, and reduce production cost, the volume of pump is reduced, by carrying
The high quantitative precision of pump water.
Further, the drive mechanism 2 includes setting housing 21, armature 22, fixing axle 23, spring 24 and coiled wire-wound coil 25；
The housing 21 is located at the bottom of the 3rd pump housing 5；The armature 22 runs through the upper end of housing 21, and the end of the armature 22
Portion is fixedly connected with the diaphragm 7；The fixing axle 23 runs through the lower end of the housing 21, the fixing axle 23 and the shell
Body 21 is fixedly connected；The spring 24 is located between the armature 22 and the fixing axle 23；The coiled wire-wound coil 25 is placed on institute
State on armature 22, the coiled wire-wound coil 25 is fixedly connected with the housing 21, is slidably matched with the armature 22.Therefore, pass through
Coiled wire-wound coil 25, which is powered, produces magnetic force so that and armature 22 drives diaphragm 7 down to move, and reaches the volume of increase near closed hollow ring,
So that the check valve sheet 6 in the first check valve installation position is opened so that the water in inlet opening 31 is entered near closed hollow ring；
Coiled wire-wound coil 25 is powered off again, and in the presence of spring 24 so that armature 22 up moves；Reach and water is expressed to water outlet
In hole 32.
Further, the armature 22 is cylinder barred body.
Further, the side of the 3rd pump housing 5 is additionally provided with passage 51.When diaphragm 7 moves up and down, diaphragm 7 with
Volume between 3rd pump housing 5 will constantly change, and passage 51 connects with ambient atmosphere, and inside is balanced by air inlet and outlet
Pressure, so as to reduce the damping to be moved up and down to diaphragm 7.
Further, the check valve sheet 6 is integrally formed for sheet rubber；Body 61 is fixed and clamped by second pump housing 4
On 3rd body 5；It is attached to by being bonded cover plate 62 in first boss 310 and second boss 420；Wherein connecting portion 63 has bullet
Property, it is so that fitting cover plate 62 produces elastic force so that fitting cover plate 62 can be adjacent in first boss 310 and second boss 420.
Further, the upper end of first pump housing 3 is additionally provided with installation cover plate 33.Realize that the constant displacement pump is pacified by installing cover plate 33
Dress.
The utility model is not limited to above-mentioned specific embodiment, and one of ordinary skill in the art visualizes from above-mentioned
Hair, without performing creative labour, a variety of conversion made, all falls within the scope of protection of the utility model.
Claims (6)
1. a kind of valve-embedded electromagnetic quantitative pump, including constant displacement pump and the drive device for driving the constant displacement pump operating；It is special
Sign is：The constant displacement pump includes first pump housing, second pump housing and the 3rd pump housing；First pump housing and the 3rd pump housing point
She Yu not second pump housing upper end and bottom；First pump housing both sides are respectively equipped with inlet opening and apopore；Described second
The pump housing is provided with the first water hole and the second water hole；First water hole is connected with the inlet opening；Second mistake
Water hole is connected with the apopore；Second pump housing upper end both sides are respectively equipped with the first valve installation position and the second valve peace
Fill position；The first valve installation position is at the inlet opening and the first water hole link position；Second valve
Installation position is at the apopore and the second water hole link position；The first valve installation position and second valve
Door is equipped with check valve sheet on installation position；Two check valve sheets are pressed on second pump housing by first pump housing；Institute
Stating check valve sheet includes body and paster；The body is provided with breach；The paster is located in the breach, the paster two
Side is equipped with connecting portion, and the connecting portion is connected with the body；The bottom of the inlet opening is provided with first boss；Described first
The paster of check valve sheet described in the first valve installation position is bonded by boss；The upper end of second water hole is provided with
Second boss；The paster of check valve sheet described in the second valve installation position is bonded by the second boss；Described
Diaphragm is provided between two pump housings and the 3rd pump housing；A near closed hollow ring is formed between second pump housing described in the diaphragm；
First water hole and second water hole are connected with the near closed hollow ring；The drive mechanism drives the barrier film
Piece moves up and down so that the volume constantly increase and diminution in the near closed hollow ring.
2. valve-embedded electromagnetic quantitative pump as claimed in claim 1, it is characterised in that the drive mechanism includes setting shell
Body, armature, fixing axle, spring and coiled wire-wound coil；The housing is located at the 3rd pump housing bottom；The armature runs through the shell
Body upper end, and the end of the armature is fixedly connected with the diaphragm；The fixing axle runs through the lower end of the housing, described
Fixing axle is fixedly connected with the housing；The spring is located between the armature and the fixing axle；The coiled wire-wound coil set
In on the armature, the coiled wire-wound coil is fixedly connected with the housing, is slidably matched with the armature.
3. valve-embedded electromagnetic quantitative pump as claimed in claim 2, it is characterised in that the armature is cylinder barred body.
4. valve-embedded electromagnetic quantitative pump as claimed in claim 1, it is characterised in that the 3rd pump housing side is additionally provided with
Passage.
5. valve-embedded electromagnetic quantitative pump as claimed in claim 1, it is characterised in that the check valve sheet is sheet rubber one
It is body formed.
6. valve-embedded electromagnetic quantitative pump as claimed in claim 1, it is characterised in that first pump housing upper end is additionally provided with
Cover plate is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720053853.0U CN206903842U (en) | 2017-01-14 | 2017-01-14 | A kind of valve-embedded electromagnetic quantitative pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720053853.0U CN206903842U (en) | 2017-01-14 | 2017-01-14 | A kind of valve-embedded electromagnetic quantitative pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206903842U true CN206903842U (en) | 2018-01-19 |
Family
ID=61294249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720053853.0U Active CN206903842U (en) | 2017-01-14 | 2017-01-14 | A kind of valve-embedded electromagnetic quantitative pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206903842U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854488A (en) * | 2019-04-17 | 2019-06-07 | 深圳市博威克斯科技有限公司 | A kind of micropump of electromagnetic drive type |
| CN114576142A (en) * | 2020-11-30 | 2022-06-03 | 浙江耀达智能科技股份有限公司 | Direct current vibrating water pump |
-
2017
- 2017-01-14 CN CN201720053853.0U patent/CN206903842U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854488A (en) * | 2019-04-17 | 2019-06-07 | 深圳市博威克斯科技有限公司 | A kind of micropump of electromagnetic drive type |
| CN109854488B (en) * | 2019-04-17 | 2024-01-26 | 深圳市博威克斯科技有限公司 | Electromagnetic driving micropump |
| CN114576142A (en) * | 2020-11-30 | 2022-06-03 | 浙江耀达智能科技股份有限公司 | Direct current vibrating water pump |
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