CN203499942U - Electronic plunger pump - Google Patents
Electronic plunger pump Download PDFInfo
- Publication number
- CN203499942U CN203499942U CN201320623440.3U CN201320623440U CN203499942U CN 203499942 U CN203499942 U CN 203499942U CN 201320623440 U CN201320623440 U CN 201320623440U CN 203499942 U CN203499942 U CN 203499942U
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- plunger
- field coil
- plunger pump
- electronics
- circuit
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- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model provides an electronic plunger pump. The electronic plunger pump comprises a plunger which makes reciprocating movement inside a guide sleeve, an exciting coil which drives the plunger to make the reciprocating movement is further arranged, and the exciting coil is connected with a control module. The electronic plunger pump is widely used in the field of fluid pressure adjustment and flow output.
Description
Technical field
The utility model relates to a kind of pump.
Background technique
Plunger pump is the plunger to-and-fro motion in pump cylinder utilizing in pump, makes to form between plunger and pump wall volume and changes, and repeatedly sucks and discharges fluid and increase the pump of its pressure.
Traditional mechanical plunger pump, is comprised of parts such as housing, plunger, one-way valves, and motor drive plunger is carried out straight reciprocating motion, by the effect of one way stop peturn valve, makes the hydrodynamic pressure in system increase the object that reaches output flow.There are the following problems for this traditional mechanical plunger pump:
1, because mechanical structure is fixing, the stroke that plunger moves back and forth, frequency etc. all have fixing, and the output flow of plunger pump is also fixed, and cannot carry out output flow adjusting, the output flow corresponding to plunger pump of different model.
2,, when plunger pump is due to working environment requirement, when volume is limited in very little scope, mechanical plunger pump, due to the complexity of drive mechanism, is difficult to meet the demands.
The existence of the problems referred to above, causes the Applicable scope of mechanical plunger pump to be restricted.
Model utility content
The problem being restricted in order to solve the Applicable scope of existing machinery formula plunger pump existence, the utility model provides a kind of electronics plunger pump.
The technical solution of the utility model is as follows:
Electronics plunger pump, is included in the plunger moving back and forth in guide pin bushing, is also provided with and drives described plunger to carry out described reciprocating field coil; Described field coil is connected with control module.
Described control module comprises field coil drive circuit and microcontroller circuit; Described field coil drive circuit is connected with described field coil; Described microcontroller circuit is connected with described field coil drive circuit.
Described control module also comprises mu balanced circuit, and described mu balanced circuit is connected with described microcontroller circuit with described field coil drive circuit respectively.
Described plunger is connected with armature, and described armature is arranged in the magnetic field range of described field coil formation.
Described electronics plunger pump also comprises return springs, described plunger drives described return springs generation resiliently deformable when carrying out described to-and-fro motion, and the elastic force that described resiliently deformable generation occurs described return springs drives described plunger to move to described resiliently deformable opposite direction.
Described return springs is Returnning spring.
On the face bumping while carrying out described to-and-fro motion on described armature, be provided with cushion pad.
Technique effect of the present utility model:
The utility model utilizes the plunger in the electromagnetic force drive plunger pump that field coil produces to move back and forth.By the setting in control module, field coil is being worked under corresponding frequency of okperation, and then plunger is moved back and forth by corresponding frequency, undertaken.Be adjusted at the frequency of okperation arranging in control module, also just can be so that same plunger pump, in the lower work of different frequency of okperation (being that the reciprocating frequency of okperation of plunger changes), provides different output flows.In addition, because the drive mechanism of the utility model electronics plunger pump is simple, the volume of plunger pump can be smaller, meets the requirement of different operating environment.Thereby technique scheme has realized the purpose of this utility model.
Accompanying drawing explanation
Fig. 1 is the pump body structure figure of the utility model electronics plunger pump.
Fig. 2 is the schematic diagram of the utility model electronics plunger pump.
Fig. 3 is the schematic diagram of control module.
Fig. 4 is the circuit diagram of microcontroller circuit.
Fig. 5 is the circuit diagram of field coil drive circuit.
Fig. 6 is the circuit diagram of mu balanced circuit.
In figure, sign is described as follows:
101, C chamber; 102, guide pin bushing; 103, housing; 104, cushion pad; 105, cushion pad; 106, fluid output; 107, check valve spring; 108, ball; 109, plunger; 110, electric connecting sheet; 111, Returnning spring; 112, field coil; 113, armature; 114, filter; 115, fluid input.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is elaborated.
Fig. 1 has shown an example of the utility model electronics plunger pump, with sectional view, has presented electronics plunger pump structure.Electronics plunger pump periphery is housing 103, holds guide pin bushing 102 in housing 103.In guide pin bushing 102, be provided with plunger 109, plunger 109 can move back and forth (this reciprocating direction is the Vertical direction up and down in Fig. 1) in guide pin bushing 102.Plunger 109 belows are provided with armature 113, and plunger 109 is fixedly connected with armature 113.Between housing 103 and guide pin bushing 102, be provided with field coil 112.Field coil 112 is communicated with control module (not shown in figure 1) by electric connecting sheet 110.The field drives armature 113 producing after field coil 112 energisings carries out the motion of Vertical direction in guide pin bushing 102, drives the plunger 109 being fixedly connected with armature 113 in guide pin bushing 102, to carry out the motion of Vertical direction.
Below the working procedure of the plunger pump of electronics shown in Fig. 1 is described, the principle of electronics plunger pump is described from another aspect.
Fluid enters into electronics plunger pump by fluid input 115, after filtering, filter 114 enters into C chamber 101, after field coil 112 energisings, produce magnetic field, the plunger 109 that magnetic force drives armature 113(and is fixedly connected with armature 113) to the upper direction motion in Fig. 1, now Returnning spring 111(belongs to a kind of elastic component) compressed in Fig. 1 Vertical direction.This pressure ejection ball 108(ball 108 producing that moves upward is constituent elements of one-way valve), now check valve spring 107 is compressed, and fluid is flowed out from C chamber 101 through fluid output 106.During field coil 112 low level, magnetic field disappears, and Returnning spring 111 stretches and orders about plunger 109 to below motion in Fig. 1, and due to pressure decreased, check valve spring 107 stretches and promotes balls 108 to below motion in Fig. 1, the path of shutoff fluid (being closed check valve).So far plunger 109 cycle of motion finishes.In the above-mentioned to-and-fro motion of plunger 109, plunger 109 can be with it upper and its time motionless parts bump.On the face of this collision of plunger 109 generation, cushion pad 104 and cushion pad 105 are set, the impact and the wearing and tearing that to reduce collision, produce.
Fig. 2 has disclosed the principle of the utility model electronics plunger pump.Control module is connected with the field coil in electronics plunger pump, and the frequency of okperation of the field coil of flowing through is controlled.By the analysis in Fig. 1, can see, the reciprocating frequency of plunger 109 is different, and in the unit time, the fluid flow by plunger pump will be different.And the reciprocating frequency of plunger 109 is directly related with the frequency of okperation of field coil.Therefore, by control module, input the frequency of okperation of field coil and just can control the changes in flow rate of plunger pump, realized the purpose of this utility model.
Fig. 3 has disclosed the theory structure of aforementioned control module.Control module comprises field coil drive circuit and the microcontroller circuit being attached thereto.Field coil drive circuit is connected (by the electrical connection of wire) with the field coil in electronics plunger pump, to the field coil output current in electronics plunger pump.Microcontroller circuit executive control program, is sent to sharp coil driver by the frequency of okperation setting in advance and pulse width signal, makes field coil by corresponding frequency of okperation work.For guaranteeing the reliable and stable of circuit, be provided with mu balanced circuit.Mu balanced circuit to meeting after the definite value of required precision, flows to microcontroller circuit and field coil drive circuit by output voltage stabilization.
Fig. 4 has shown the example of a microcontroller circuit.Microcontroller circuit comprises U3 chip.By being preset in frequency of okperation in U3 chip and the driving signal of pulse width, be sent to field coil drive circuit, control the frequency of okperation of electronics plunger pump.As required, can change frequency preset in U3 chip and pulse width simultaneously, realize the frequency of okperation that changes electronics plunger pump.
Fig. 5 has shown an example of field coil drive circuit.Field coil drive circuit, by driving signal conduction triode, for field coil provides enough large operating current.
Fig. 6 has shown an example of mu balanced circuit.Stabilized power supply comprises Voltage stabilizing module U1, by U1 and peripheral input capacitance C1, and second tube sheet D1, output capacitance C2, C3 realize supply voltage VHH are become to stable power supply voltage VCC, offer microcontroller circuit and field coil drive circuit.
It should be noted that; the foregoing is only preferred embodiment of the present utility model; not thereby limit scope of patent protection of the present utility model, the utility model can also carry out to the structure of above-mentioned various component the improvement of material and structure, or adopts technical equivalents thing to replace.Therefore the equivalent structure that all utilizations specification of the present utility model and diagramatic content are done changes, or directly or indirectly apply to other correlative technology fields and be all in like manner all contained in the scope that the utility model contains.
Claims (7)
1. electronics plunger pump, is included in the plunger moving back and forth in guide pin bushing, it is characterized in that: be also provided with and drive described plunger to carry out described reciprocating field coil; Described field coil is connected with control module.
2. electronics plunger pump according to claim 1, is characterized in that: described control module comprises field coil drive circuit and microcontroller circuit; Described field coil drive circuit is connected with described field coil; Described microcontroller circuit is connected with described field coil drive circuit.
3. electronics plunger pump according to claim 2, is characterized in that: described control module also comprises mu balanced circuit, and described mu balanced circuit is connected with described microcontroller circuit with described field coil drive circuit respectively.
4. according to the described electronics plunger pump of one of claims 1 to 3, it is characterized in that: described plunger is connected with armature, described armature is arranged in the magnetic field range of described field coil formation.
5. electronics plunger pump according to claim 4, it is characterized in that: also comprise return springs, described plunger drives described return springs generation resiliently deformable when carrying out described to-and-fro motion, and the elastic force that described resiliently deformable generation occurs described return springs drives described plunger to move to described resiliently deformable opposite direction.
6. electronics plunger pump according to claim 5, is characterized in that: described return springs is Returnning spring.
7. electronics plunger pump according to claim 4, is characterized in that: on the face bumping while carrying out described to-and-fro motion on described armature, be provided with cushion pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623440.3U CN203499942U (en) | 2013-10-10 | 2013-10-10 | Electronic plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623440.3U CN203499942U (en) | 2013-10-10 | 2013-10-10 | Electronic plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203499942U true CN203499942U (en) | 2014-03-26 |
Family
ID=50330927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320623440.3U Expired - Lifetime CN203499942U (en) | 2013-10-10 | 2013-10-10 | Electronic plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203499942U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015591A (en) * | 2016-05-23 | 2016-10-12 | 上海空间推进研究所 | Novel high-pressure one-way self-locking valve |
-
2013
- 2013-10-10 CN CN201320623440.3U patent/CN203499942U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015591A (en) * | 2016-05-23 | 2016-10-12 | 上海空间推进研究所 | Novel high-pressure one-way self-locking valve |
| CN106015591B (en) * | 2016-05-23 | 2018-10-16 | 上海空间推进研究所 | A kind of novel high-pressure unidirectional self-lock valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140326 |
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| CX01 | Expiry of patent term |