CN208123019U - Linear motor immersible pump - Google Patents
Linear motor immersible pump Download PDFInfo
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- CN208123019U CN208123019U CN201820580628.7U CN201820580628U CN208123019U CN 208123019 U CN208123019 U CN 208123019U CN 201820580628 U CN201820580628 U CN 201820580628U CN 208123019 U CN208123019 U CN 208123019U
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- pump barrel
- valve
- plunger
- mover
- valve ball
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Abstract
The utility model discloses a kind of linear motor immersible pumps,Including linear motor,Upper pump barrel and lower pump barrel,Linear motor includes stator and hollow mover,Upper pump barrel and lower pump barrel are separately fixed at the upper and lower ends of stator,Stator is provided with mover,Mover and stator have certain interval,Mover is in upper pump barrel,It pumps in the casing of stator and lower pump barrel composition,Upper pump barrel upper end is connected with water outlet box cupling,The bottom of lower pump barrel is equipped with fixed valve,Fixed valve includes fixed valve ball valve and fixed valve ball seat,Fixed valve ball valve cooperates to fixed valve ball seat or separates corresponding so that the enterprising liquid mouth of fixed valve ball seat closes or opens,Mover lower part is equipped with plunger,Plunger outer wall and lower pump barrel inner wall cooperate,Plunger lower part, which is equipped with, is an integral structure travelling valve with plunger,When mover drives plunger to do straight reciprocating motion,Plunger pump realizes imbibition draining function,Well liquid is given rise into ground.The utility model diameter is small, can play plunger pump it is efficient, reliable, durable the features such as.
Description
Technical field
The utility model belongs to immersible pump equipment technical field, is related to a kind of linear motor immersible pump.
Background technique
Chinese countryside and remote districts still have many families that can not lead to tap water, but rely on sink wells to solve family
Drinking water and crop irrigation problem, sink wells, hole diameter size is bigger, and expense is higher, and hole diameter size is smaller, and well-digging expense is lower.
And the design feature of traditional centrifugal and submersible pump limits the outer diameter of pump, outer diameter cannot accomplish very little；It is suitable at present small
The immersible pump of hole diameter is all rubber screw rod pump；And the durability and poor reliability of rubber screw rod pump, it is easy sand card, liner degumming,
Service life is poor, therefore market needs a kind of minor diameter, durable, reliable immersible pump.203570523 U mono- of Chinese patent CN
The linear motor one-way pump that kind of well type liquid is promoted, by pump barrel check valve, upper pump barrel, the borehole wall, linear motor secondary pipes check valve,
Linear motor secondary pipes, linear electric motor primary, lower pump barrel composition, pump barrel check valve are used and are threaded on pump barrel, upper pump
Cylinder is fixed on linear electric motor primary upper end, and lower pump barrel is fixed on linear electric motor primary lower end, linear motor secondary pipes upper/lower terminal
Nozzle is connected to corresponding linear motor secondary pipes check valve respectively, and linear motor secondary pipes are mounted in linear electric motor primary simultaneously
And certain gap is had, linear electric motor primary is fixed on the borehole wall using fixator.It is generated when linear electric motor primary is powered
Electromagnetic push pushes linear motor secondary to move up and down.When linear motor secondary downlink, linear motor secondary pipes check valve
It opens, liquid is sucked in the supreme pump barrel of secondary hollow pipe by check valve；It is when linear motor secondary uplink, pump barrel is unidirectional
Valve is opened, and the liquid in upper pump barrel is released by the pump barrel check valve opened, achievees the purpose that promote liquid.The one-way pump is straight
Line motor secondary pipe is made of hollow steel tube, and the pipeline as liquid communication, is formed pump one, that is, has been saved liquid flow
Logical pipeline, saves space.But since linear motor secondary pipes upper/lower terminal nozzle is secondary with corresponding linear motor respectively
Grade pipe check valve connection, two unidirectional valve actions of secondary pipes are identical, and design repeats, and waste material；Lower pump barrel does not have check valve, directly
It is the check valve that secondary lower end is opened by the buoyancy of water that line motor secondary, which moves up and down, poor reliability, and in down stroke mistake
Cheng Zhong is lifted at secondary cavity if the check valve of linear motor secondary lower end opens head of liquid and is higher than levels pressure in well
Interior well liquid will be flow back into well, can not promote well liquid.
Utility model content
The purpose of the utility model is to overcome above-mentioned technological deficiencies, provide a kind of well that can adapt to small-diameter sized,
And work efficiency is high, the immersible pump of good reliability.
To achieve the above object, the utility model provides following technical solution：
A kind of linear motor immersible pump, including linear motor, upper pump barrel and lower pump barrel, linear motor include stator and hollow
Mover, upper pump barrel and lower pump barrel are separately fixed at the upper and lower ends of stator, and stator is provided with mover, between mover and stator have centainly
Gap, mover pumps in the casing that upper pump barrel, stator and lower pump barrel form, it is characterized in that upper pump barrel upper end is connected with
The bottom of water outlet box cupling, lower pump barrel is equipped with fixed valve, and fixed valve includes fixed valve ball valve and fixed valve ball seat, fixed valve ball valve
Cooperate to fixed valve ball seat or separate corresponding so that the enterprising liquid mouth of fixed valve ball seat closes or opens, mover lower part is equipped with column
Plug, plunger outer wall and lower pump barrel inner wall cooperate, and plunger lower part, which is equipped with, is an integral structure travelling valve, the travelling valve packet with plunger
Travelling valve ball valve and travelling valve ball seat are included, travelling valve ball valve cooperates or separates with travelling valve ball seat and correspondingly makes on travelling valve ball seat
Inlet closes or opens.
The linear motor is induction machine, and the stator includes iron core, coil, coil spacer ring, motor casing, upper box cupling
With lower box cupling, upper box cupling and lower box cupling are separately fixed at the upper and lower ends of motor casing, and iron core and coil spacer ring are annular shape, line
Circle spacer ring separates adjacent iron cores, and coil spacer ring periphery is equipped with coil, upper box cupling and lower box cupling for iron core, coil and coil spacer ring
It is pressed abd fixed in motor casing.
The mover is copper pipe or aluminum pipe or copper and iron is compound or ferro-aluminum multiple tube.
The travelling valve further includes upper fixing element, and upper fixing element one end insertion plunger cavity is fixed with plunger, the other end and trip
Dynamic valve ball seat connection is provided with porose ball valve limit plate upper fixing element is intracavitary, and the setting of travelling valve ball valve is limited in ball valve
Between plate and travelling valve ball seat.
The utility model has the beneficial effects that linear motor and pump barrel diameter are small, column by linear motor in conjunction with plunger pump
Plug is an integral structure with travelling valve, and structure is simple, fabricates at low cost, the mover lower part installation plunger of linear motor,
Plunger body is equipped with travelling valve ball valve, and lower pump barrel and piston cooperatively form plunger type suction pump, when mover drives plunger to do directly
Line move back and forth when, plunger pump realize imbibition draining function, well liquid is given rise into ground, work efficiency is high, work safety can
It leans on, long service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of linear motor immersible pump.
Fig. 2 is motor stator structure schematic diagram.
Fig. 3 is switch plunger structure diagram.
In figure：1 stator, 1a iron core, 1b coil, 1c coil spacer ring；1d motor casing；The upper box cupling of 1e, box cupling under 1f, 2 movers,
3 plungers, 4 lower pump barrels, 5 fixed valves, 5a fixed valve valve ball, the fixed valve base of 5b, 5c inlet, pump barrel on 6；7 water outlet box cuplings,
8 lower chambers, 9 travelling valves, 9a travelling valve base, 9b travelling valve valve ball, 9c inlet, 9d upper fixing element, the hole 9e, 10 upper cavities.
Specific embodiment
As shown in Figure 1, the utility model linear motor immersible pump, including linear motor, upper pump barrel 6 and lower pump barrel 4, straight line
Motor includes stator 1 and hollow mover 2, and upper pump barrel 6 and lower pump barrel 4 are separately fixed at the upper and lower ends of stator 1, and stator 1 is built-in
There is mover 2, mover 2 and stator 1 have certain interval, and mover 2 is upper and lower in the casing that upper pump barrel 6, stator 1 and lower pump barrel 4 form
It moves back and forth, it is characterized in that 6 upper end of upper pump barrel is connected with water outlet box cupling 7, the bottom of lower pump barrel 4 is equipped with fixed valve 5, fixed valve
5 include 5 ball seat of 5 ball valve of fixed valve and fixed valve, and 5 ball valve of fixed valve cooperates to 5 ball seat of fixed valve or separates corresponding so that fixing
Inlet 5c is closed or opened on 5 ball seat of valve, and 2 lower part of mover is equipped with plunger 3, and 3 outer wall of plunger and lower 4 inner wall of pump barrel cooperate,
3 lower part of plunger is equipped with travelling valve 9, the travelling valve 9 include travelling valve ball valve 9b and travelling valve ball seat 9a, travelling valve ball valve 9b with
Travelling valve ball seat 9a cooperation or separation correspondingly close or open inlet 9c on travelling valve ball seat 9a.
The linear motor be induction machine, as shown in Fig. 2, stator 1 include iron core 1a, coil 1b, coil spacer ring 1c,
Motor casing 1d, upper box cupling 1e and lower box cupling 1f, upper box cupling 1e and lower box cupling 1f are separately fixed at the upper and lower ends of motor casing 1d, on
Box cupling 1e and upper pump barrel 6 are fixed, and lower box cupling 1f and lower pump barrel 4 are fixed, and iron core 1a and coil spacer ring 1c are annular shape, coil every
Ring 1c separates adjacent iron cores 1a, and the coil periphery spacer ring 1c is equipped with coil 1b, upper box cupling 1e and lower box cupling 1f for iron core 1a, coil
1b and coil spacer ring 1c are pressed abd fixed in motor casing 1d.In 1 processing and making process of stator, first on tooling shaft cover coil every
Ring 1c and iron core 1a, coiling, which is formed after coil 1b, on coil spacer ring 1c connects side compression, extraction with box cupling 1e and lower box cupling 1f
Tooling shaft obtains hollow stator 1, and mover 2 is inserted into and is coaxially disposed in stator 1 with stator 1 and keeps certain interval, mover 2
For copper pipe or aluminum pipe or copper and iron is compound or ferro-aluminum multiple tube.Motor processing and fabricating is simple, at low cost, reliable performance.
As shown in figure 3, plunger 3 is an integral structure with travelling valve 9, cylindric 3 one end of plunger is connect with electric mover 2
It is fixed, it can be used and be threadedly coupled between plunger 3 and electric mover 2, in 2 lower part outer wall threading of mover, 3 upper inside wall of plunger
Plunger 3 is quickly connect by machining internal thread, internal and external threads cooperation with mover 2.Travelling valve 9 is equipped with inside plunger 3, travelling valve 9 wraps
Travelling valve ball valve 9b, travelling valve ball seat 9a and upper fixing element 9d are included, 3 chamber of plunger is inserted into the one end upper fixing element 9d and plunger 3 is fixed,
The other end is connect with travelling valve ball seat 9a, is provided with ball valve limit plate upper fixing element 9d is intracavitary, has on ball valve limit plate more
The hole 9e that a liquid passes through, travelling valve ball valve 9b are arranged between ball valve limit plate and travelling valve ball seat 9a, travelling valve ball seat 9a
It is upper that there is inlet.Ball valve limit plate limits the travelling valve ball valve 9b for leaving travelling valve ball seat 9a, guarantees travelling ball valve
Position is relatively fixed.
The linear motor of the utility model linear motor immersible pump is connect by cable with the electrical control cabinet on ground, when dynamic
When son 2 drives plunger 3 to move upwards from lower 4 bottom of pump barrel, negative pressure is generated in lower chamber 8, lower 4 lower part fixed valve 5 of pump barrel is consolidated
Determine valve valve ball 5a and leave fixed valve base 5b, fixed valve 5 is opened, and well liquid enters in lower chamber 8 from 5 lower part of fixed valve, swims at this time
The travelling valve valve ball 9b of dynamic valve 9 is affected by gravity, and is sitting on travelling valve base 9a, travelling valve 9 is in close state；In travelling valve
Well liquid is full of in lower chamber 8 between 9 and fixed valve 5；After power control cabinet control mover 2 covers upstroke, electric control reversing, motor band
Dynamic mover 2 moves downward, and mover 2 drives plunger 3 to move downward, at this point, the fixed valve valve ball 5a of fixed valve 5 is by lower chamber 8
Well liquid squeeze, set on fixed valve base 5b, fixed valve 5 is closed, and well liquid is squeezed, and opens the travelling valve valve in plunger 3
Ball 9b, opens travelling valve 9, and the well liquid in lower chamber 8 enters in the upper cavity 10 on 9 top of travelling valve；When mover 2 is transported again up
It when dynamic, drive and submits in the well liquid in upper cavity 10 to ground, upper cavity 10 is ground to the fluid column between travelling valve 9, simultaneously
Fixed valve 5 is again turned on, and well liquid is again introduced into lower 4 lower chamber 8 of pump barrel, is moved in circles and is endlessly given rise to ground for well liquid
Face.During utility model works, mover 2 is equivalent to pull rod, and plunger 3 is driven to pump；Plunger 3 and lower pump barrel 4
It forms piston or plunger 3 pumps, complete sucking, the discharging operation of well liquid.
Claims (4)
1. a kind of linear motor immersible pump, including linear motor, upper pump barrel and lower pump barrel, linear motor include stator and middle lost motion
Son, upper pump barrel and lower pump barrel are separately fixed at the upper and lower ends of stator, and stator is provided with mover, between mover and stator have centainly
Gap, mover pumps in the casing that upper pump barrel, stator and lower pump barrel form, it is characterized in that upper pump barrel upper end is connected with
The bottom of water outlet box cupling, lower pump barrel is equipped with fixed valve, and fixed valve includes fixed valve ball valve and fixed valve ball seat, fixed valve ball valve
Cooperate to fixed valve ball seat or separate corresponding so that the enterprising liquid mouth of fixed valve ball seat closes or opens, mover lower part is equipped with column
Plug, plunger outer wall and lower pump barrel inner wall cooperate, and plunger lower part, which is equipped with, is an integral structure travelling valve, the travelling valve packet with plunger
Travelling valve ball valve and travelling valve ball seat are included, travelling valve ball valve cooperates or separates with travelling valve ball seat and correspondingly makes on travelling valve ball seat
Inlet closes or opens.
2. linear motor immersible pump according to claim 1, it is characterized in that the linear motor is induction machine, it is described
Stator includes iron core, coil, coil spacer ring, motor casing, upper box cupling and lower box cupling, and upper box cupling and lower box cupling are separately fixed at motor
The upper and lower ends of shell, iron core and coil spacer ring are annular shape, and coil spacer ring separates adjacent iron cores, and coil spacer ring periphery is equipped with
Iron core, coil and coil spacer ring are pressed abd fixed in motor casing by coil, upper box cupling and lower box cupling.
3. linear motor immersible pump according to claim 1 or 2, it is characterized in that the mover is copper pipe or aluminum pipe or copper and iron
Compound or ferro-aluminum multiple tube.
4. linear motor immersible pump according to claim 3, it is characterized in that the travelling valve further includes upper fixing element, it is upper solid
Determine part one end insertion plunger cavity to fix with plunger, the other end is connect with travelling valve ball seat, is had in intracavitary be provided with of upper fixing element
The ball valve limit plate in hole, travelling valve ball valve are arranged between ball valve limit plate and travelling valve ball seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820580628.7U CN208123019U (en) | 2018-04-23 | 2018-04-23 | Linear motor immersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820580628.7U CN208123019U (en) | 2018-04-23 | 2018-04-23 | Linear motor immersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208123019U true CN208123019U (en) | 2018-11-20 |
Family
ID=64187393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820580628.7U Active CN208123019U (en) | 2018-04-23 | 2018-04-23 | Linear motor immersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208123019U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318991A (en) * | 2019-07-23 | 2019-10-11 | 西安诺基石油技术有限公司 | A kind of fine and close oil production pump |
| CN112943171A (en) * | 2021-03-11 | 2021-06-11 | 哈尔滨艾拓普科技有限公司 | Cable-throwing type electric submersible screw pump and implementation method thereof |
-
2018
- 2018-04-23 CN CN201820580628.7U patent/CN208123019U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318991A (en) * | 2019-07-23 | 2019-10-11 | 西安诺基石油技术有限公司 | A kind of fine and close oil production pump |
| CN110318991B (en) * | 2019-07-23 | 2023-12-19 | 西安诺基石油技术有限公司 | Compact oil production pump |
| CN112943171A (en) * | 2021-03-11 | 2021-06-11 | 哈尔滨艾拓普科技有限公司 | Cable-throwing type electric submersible screw pump and implementation method thereof |
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