CN206377004U - A kind of electromagnet constant displacement pump - Google Patents
A kind of electromagnet constant displacement pump Download PDFInfo
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- CN206377004U CN206377004U CN201720054302.6U CN201720054302U CN206377004U CN 206377004 U CN206377004 U CN 206377004U CN 201720054302 U CN201720054302 U CN 201720054302U CN 206377004 U CN206377004 U CN 206377004U
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- pump housing
- installation position
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- constant displacement
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Abstract
The utility model discloses a kind of electromagnet constant displacement 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 bottom of the inlet opening is provided with first boss；The upper end of second water hole is provided with second boss, and the check valve sheet in the first valve installation position is fitted with the first boss；The check valve sheet in the second valve installation position is fitted with the second boss；Second pump housing bottom is provided with diaphragm；A near closed hollow ring is formed between second pump housing described in the diaphragm.
Description
Technical field
The utility model is related to a kind of water pump, more particularly to a kind of electromagnet constant displacement pump.
Background technology
The quantitative pump configuration of current same type has pneumatic actuation and electromagnetic drive, is electromagnetic drive
Quantitative pump configuration, mainly by magnet coil, buting iron, spring moves iron, diaphragm, pump seat, the pump housing, the part such as cover plate
Composition.When the solenoid is activated, electromagnetic force is by dynamic iron and buting iron adhesive, and spring is compressed, dynamic sheet iron strip move it is coupled every
Diaphragm is moved downward, and the volume increase between diaphragm and the pump housing, liquid is sucked from inlet.When magnet coil is powered 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, 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, work as constant displacement pump
Magnetic valve during imbibition on feed tube is opened, and the closed electromagnetic valve on discharging tube completes imbibition process；Needed during discharge opeing
By the closed electromagnetic valve in pipette, the magnetic valve on discharging tube is opened, and completes discharge opeing process.2. need to connect two electricity in use
Magnet valve, increase two-way circuit control, complete machine production cost is high, and control is complicated.3. diaphragm uses sheet rubber, easily occurring to extend becomes
Shape, quantitative accuracy is forbidden.In view of disadvantages described above, is necessary to design a kind of electromagnet constant displacement pump in fact.
Utility model content
Technical problem to be solved in the utility model is：There is provided a kind of simple in construction, production cost low and quantitative standard
True electromagnet constant displacement pump.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of electromagnet constant displacement pump, including it is quantitative
Pump and the drive device for driving the constant displacement pump operating；The constant displacement pump includes first pump housing, second pump housing and the 3rd pump housing；Institute
State first pump housing and the 3rd pump housing is respectively arranged on second pump housing upper end and bottom；First pump housing both sides are set respectively
There are inlet opening and apopore；Second pump housing is provided with the first water hole and the second water hole；First water hole and institute
Inlet opening is stated to be connected；Second water hole is connected with the apopore；Second pump housing upper end both sides are respectively equipped with
First valve installation position and the second valve installation position；Water is crossed in the first valve installation position located at the inlet opening with described first
At the link position of hole；The second valve installation position is at the apopore and the second water hole link position；It is described
Check valve sheet is equipped with first valve installation position and the second valve installation position；The bottom of the inlet opening is convex provided with first
Platform；The upper end of second water hole is provided with second boss, the check valve sheet in the first valve installation position with
The first boss laminating；The check valve sheet in the second valve installation position is fitted with the second boss；Institute
The second pump housing bottom is stated provided with diaphragm；A near closed hollow ring is formed between second pump housing described in the diaphragm；First mistake
Water hole and second water hole are connected with the near closed hollow ring；The drive mechanism drives and transported above and below the diaphragm
It is dynamic so that the volume constantly increase and diminution in the near closed hollow ring.
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, check valve sheet described in two is pressed on the first check valve installation position and institute by second pump housing respectively
State on the second check valve installation position.
Further, the check valve sheet is sheet rubber；The check valve sheet includes body and laminating cover plate；The laminating lid
Connecting portion is provided between plate and the body.
Further, first pump housing upper end is additionally provided with installation cover plate.
Compared with prior art, the electromagnet constant displacement pump, during pump water, when water from inlet opening by unidirectional
When valve block is entered in the sealing die cavity of diaphragm and second pump housing composition, the check valve sheet in the first check valve installation position
Fitted with second boss, reach and sealing function is played to the second water hole；The water sealed in die cavity is expressed in apopore again
When, the check valve sheet in the first check valve installation position is fitted with first boss, is reached and is played sealing function to inlet opening, so as to reach
All extruded to by water；Therefore instead of traditional water pump needs two solenoid valve control Inlet and outlet waters, not only causes simple in construction
Change, and reduce use cost, reduce the volume of instrument, by improving the quantitative essence of constant displacement pump using new diaphragm
Degree.
Brief description of the drawings
Fig. 1 is the sectional view of electromagnet constant displacement pump described in the utility model；
Fig. 2 is the sectional view of constant displacement pump described in electromagnet constant displacement pump described in the utility model；
Fig. 3 is the sectional view of second pump housing described in electromagnet constant displacement pump described in the utility model
Fig. 4 is the sectional view of the 3rd pump housing described in electromagnet constant displacement pump described in the utility model；
Fig. 5 is the three-dimensional view of the 3rd pump housing described in electromagnet constant displacement pump described in the utility model.
Following embodiment will be further illustrated with reference to above-mentioned accompanying drawing.
Embodiment
Hereinafter, a variety of specific details are elaborated, to provide the saturating of the concept to constituting described embodiment basis
It is thorough to understand.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 process step is not specifically described.
As Figure 1-5, a kind of electromagnet constant displacement pump, including constant displacement pump 1 and the driving for driving the operating of constant displacement pump 1
Device 2；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 the 3rd pump
Body 5 is 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 and 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 the inlet opening
31 are connected；Second water hole 42 is connected with the apopore 32；The upper end both sides of second pump housing 4 are respectively equipped with
One valve installation position（Accompanying drawing is not marked）With the second valve installation position（Accompanying drawing is not marked）；The first valve installation position is located at institute
State at inlet opening 31 and the link position of the first water hole 41；The second valve installation position is located at the apopore 32 and institute
State at the link position of the second water hole 42；Check valve is equipped with the first valve installation position and the second valve installation position
Piece 6；The bottom of the inlet opening 31 is provided with first boss 310；The upper end of second water hole 42 is provided with second boss 420,
The check valve sheet 6 in the first valve installation position is fitted with the first boss 310；Positioned at second valve
The check valve sheet 6 in installation position is fitted with the second boss 420；The bottom of second pump housing 4 is provided with diaphragm 7；Institute
State and form a near closed hollow ring between second pump housing 4 described in diaphragm 7；Described first cross 41 and second water hole 42 and institute
Near closed hollow ring is stated to be connected；The drive mechanism 2 drives the diaphragm 7 to move up and down so that the body in the near closed hollow ring
Product constantly increase and diminution.So as to realize pump water.During pump water, when water is entered from inlet opening 31 by check valve sheet 7
When in the sealing die cavity constituted to diaphragm and second pump housing 4, the check valve sheet 6 and second in the first check valve installation position
Boss 420 is fitted, and is reached and is played sealing function to the second water hole 42；The water sealed in die cavity is expressed in apopore 32 again
When, the check valve sheet 6 in the first check valve installation position is fitted with first boss 310, is reached and is played sealing function to inlet opening 31,
Water is all extruded so as to reach；Therefore instead of traditional water pump needs two solenoid valve control Inlet and outlet waters, not only causes knot
Structure is simplified, and reduces use cost, reduces the volume of instrument, is determined by improving constant displacement pump using new diaphragm
Accuracy of measurement.Wherein, the diaphragm is made up of hard high polymer material, and the extension that convex-concave will not be produced during liquid sucking-discharging becomes
Shape；The diaphragm is automatic in the case where magnet coil is powered off to close inlet.
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, be slidably matched with the armature 22.Therefore, pass through
Coiled wire-wound coil 25, which is powered, produces magnetic force so that 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；
Reversely it is powered by coiled wire-wound coil 25 again, and in the presence of spring 24 so that armature 22 is up moved；Reach and be expressed to water
In apopore 32.
Further, the armature 22 is cylinder barred body.
Further, second pump housing 4 by check valve sheet described in two 6 be pressed on respectively the first check valve installation position and
On the second check valve installation position.It is easy to assembling from realization.
Further, the check valve sheet 6 is sheet rubber；The check valve sheet 6 includes body 61 and laminating cover plate 62；It is described
Fit and connecting portion 63 is located between cover plate 62 and the body 61.Body 61 is fixed and clamped at the 3rd by second pump housing 4
On body 5；By fitting, cover plate 62 is attached in first boss 310 and second boss 420；Wherein connecting portion 63 is so that laminating cover plate
62 produce elasticity so that laminating 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.
Further, the fixing axle 23 can be quantitative to adjust calibration by threaded adjusting relative position with the housing 21
Pumpage.
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 are all fallen within protection domain of the present utility model.
Claims (6)
1. a kind of electromagnet constant displacement pump, including constant displacement pump and the drive device for driving the constant displacement pump operating；It is characterized in that：
The constant displacement pump includes first pump housing, second pump housing and the 3rd pump housing；First pump housing and the 3rd pump housing are respectively arranged on
Second pump housing upper end and bottom；First pump housing both sides are respectively equipped with inlet opening and apopore；On second pump housing
Provided with the first water hole and the second water hole；First water hole is connected with the inlet opening；Second water hole with
The apopore is connected；Second pump housing upper end both sides are respectively equipped with the first valve installation position and the second valve installation position；
The first valve installation position is at the inlet opening and the first water hole link position；The second valve installation position
At the apopore and the second water hole link position；The first valve installation position and second valve are installed
Check valve sheet is equipped with position；The bottom of the inlet opening is provided with first boss；The upper end of second water hole is provided with second
Boss, the check valve sheet in the first valve installation position is fitted with the first boss；Positioned at second valve
The check valve sheet in door installation position is fitted with the second boss；Second pump housing bottom is provided with diaphragm；It is described every
A near closed hollow ring is formed between second pump housing described in diaphragm；First water hole and second water hole with the closing
Die cavity is connected；The drive mechanism drives the diaphragm to move up and down so that the volume in the near closed hollow ring constantly increases
Big and diminution.
2. electromagnet constant displacement pump as claimed in claim 1, it is characterised in that the drive mechanism include setting housing, armature,
Fixing axle, spring and coiled wire-wound coil；The housing is located at the 3rd pump housing bottom；The armature runs through the housing 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, the fixing axle
It is fixedly connected with the housing；The spring is located between the armature and the fixing axle；The coiled wire-wound coil is placed on described
On armature, the coiled wire-wound coil is fixedly connected with the housing, is slidably matched with the armature.
3. electromagnet constant displacement pump as claimed in claim 2, it is characterised in that the armature is cylinder barred body.
4. electromagnet constant displacement pump as claimed in claim 1, it is characterised in that second pump housing is by check valve sheet described in two
It is pressed on respectively on the first check valve installation position and the second check valve installation position.
5. electromagnet constant displacement pump as claimed in claim 1, it is characterised in that the check valve sheet is sheet rubber；The list
Include body and laminating cover plate to valve block；Connecting portion is provided between the laminating cover plate and the body.
6. electromagnet constant displacement pump as claimed in claim 1, it is characterised in that first pump housing upper end is additionally provided with installation lid
Plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720054302.6U CN206377004U (en) | 2017-01-14 | 2017-01-14 | A kind of electromagnet constant displacement pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720054302.6U CN206377004U (en) | 2017-01-14 | 2017-01-14 | A kind of electromagnet constant displacement pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206377004U true CN206377004U (en) | 2017-08-04 |
Family
ID=59400673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720054302.6U Active CN206377004U (en) | 2017-01-14 | 2017-01-14 | A kind of electromagnet constant displacement pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206377004U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762567A (en) * | 2017-01-14 | 2017-05-31 | 东莞市聚瑞电气技术有限公司 | A kind of electromagnet constant displacement pump |
| CN109695563A (en) * | 2018-12-21 | 2019-04-30 | 大庆市华禹石油机械制造有限公司 | A kind of long-life fluid delivery pump |
| WO2020191732A1 (en) * | 2019-03-28 | 2020-10-01 | 深圳市大疆创新科技有限公司 | Agricultural plant protection machine and diaphragm pump thereof |
-
2017
- 2017-01-14 CN CN201720054302.6U patent/CN206377004U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106762567A (en) * | 2017-01-14 | 2017-05-31 | 东莞市聚瑞电气技术有限公司 | A kind of electromagnet constant displacement pump |
| CN109695563A (en) * | 2018-12-21 | 2019-04-30 | 大庆市华禹石油机械制造有限公司 | A kind of long-life fluid delivery pump |
| WO2020191732A1 (en) * | 2019-03-28 | 2020-10-01 | 深圳市大疆创新科技有限公司 | Agricultural plant protection machine and diaphragm pump thereof |
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| GR01 | Patent grant |