CN207246042U - The borehole shaft driven (centrifugal) pump used suitable for briny environment - Google Patents
The borehole shaft driven (centrifugal) pump used suitable for briny environment Download PDFInfo
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- CN207246042U CN207246042U CN201721180591.0U CN201721180591U CN207246042U CN 207246042 U CN207246042 U CN 207246042U CN 201721180591 U CN201721180591 U CN 201721180591U CN 207246042 U CN207246042 U CN 207246042U
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- pump
- stainless steel
- stent
- bearing body
- centrifugal
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Abstract
A kind of borehole shaft driven (centrifugal) pump used suitable for briny environment, include sequentially connected motor, pump seat, lifting pipe and workpiece, wherein, bracket bearing is set on lifting pipe, transmission shaft is installed using bracket bearing, and bracket bearing includes stent and bearing body, lifting pipe installed by stent, bearing body is made of three-D transcrystallization thermosetting property resinous polymer, and offers drainage trap.Workpiece includes:2205 material blower inlet casing of stainless steel, 2205 material impeller of stainless steel, 2205 material impeller axle of stainless steel, 2205 material motor shaft of stainless steel, 2205 material transmission shaft of stainless steel.By said structure design, material selection and structural improvement alleviate the destruction that seawater corrodes and wears to the critical piece of borehole shaft driven (centrifugal) pump in the utility model, realize normal work of the borehole shaft driven (centrifugal) pump under briny environment.
Description
Technical field
Intake equipment technical field is the utility model is related to, it is more specifically, more particularly to a kind of to be suitable for briny environment
The middle borehole shaft driven (centrifugal) pump used.
Background technology
Since people and animals are increased using the demand of water, the water source of artificial water reservoirs can not meet daily life,
The use of production, in order to meet the demand of daily water consumption, people start to turn to ocean extraction water source from conventional well water intaking.
As the raising of China's deep well pump designing and manufacturing technique level, the application of the deep well pump of seawater corrosion resistance are more and more wider
It is general, after 21st century, build up a collection of engineering with certain features within the border in China.By right
Application range knowable to the investigation statistics of China part sea water resistance deep well pump station in China's seawater borehole shaft driven (centrifugal) pump is very wide
It is general.
The total salt content dissociated in seawater is very high, about between 32%-37.5%, wherein again with chloride salt most
It is more, secondly sulfate, chlorion.Seawater is the very strong electrolyte solution of electric conductivity, and the dissolved oxygen amount of seawater surface also compared with
Greatly, the oxygen in seawater has facilitation to corrosion, so that seawater has stronger corrosion to most metals component
Property, the situation that also therefore sea water pump parts are corroded is more serious, such as blade pump case, axis and seal member etc. are all deposited
In more serious corrosion failure phenomenon.
In addition, using also there are such a problem in briny environment:Influenced by seawater current agitation, meeting in seawater
There are substantial amounts of planktonic organism and silt, such deep well pump is rushed after being corroded, then be subject to planktonic organism and silt
Hit, the rate of decay of deep well pump can be further speeded up.
Utility model content
(One)Technical problem
At present, the common material of borehole shaft driven (centrifugal) pump is can not to meet the requirement of seawater, and seawater corrosion substantially reduces
The service life of borehole shaft driven (centrifugal) pump, then, how to solve the problems, such as that corrosion resistance existing for traditional borehole shaft driven (centrifugal) pump is poor,
Become those skilled in the art's urgent problem to be solved.
(Two)Technical solution
The utility model provides a kind of borehole shaft driven (centrifugal) pump used suitable for briny environment, includes sequentially connected
Motor, pump seat, lifting pipe and workpiece, the workpiece include blower inlet casing, in passing through impeller in the blower inlet casing
For axis rotatably arranged with there is impeller, one end of impeller axle is connected with transmission shaft, the upper end of the lifting pipe and institute by shaft coupling
The lower end connection of pump seat is stated, the blower inlet casing is arranged at the lower end of the lifting pipe, and the motor includes motor shaft, the electricity
Arbor is through the pump seat and passes through shaft coupling and the transmission shaft power connector.Based on said structure design, the lifting pipe
It is made of at least two pipe units that pump up water, bracket bearing, the branch is provided between the pipe unit that pumps up water described in adjacent two
Frame bearing includes stent and bearing body, and the pipe unit that pumps up water is fixed by flange connection and the stent, adjacent
Two described in the pipe unit that pumps up water be fixedly connected by the stent, whole pipe units that pumps up water is coaxially disposed, the biography
Moving axis is rotatablely arranged in the lifting pipe, and the bearing body is arranged on the stent and by the stent and institute
State lifting pipe to be coaxially disposed, the bearing body has carrying through hole, and the transmission shaft is set through the carrying through hole, the biography
Moving axis is rotatablely arranged in the lifting pipe by the bracket bearing, and the bearing body is three-D transcrystallization heat setting
Property resinous polymer thordon bearings body;
In offering drainage trap on the bearing body, the drainage trap is from one end of the bearing body to the bearing body
Middle part is extended, and the drainage trap is parallel with the axis of the bearing body.
Preferably, the blower inlet casing is 2205 material blower inlet casing of stainless steel, and the impeller is 2205 material impeller of stainless steel,
The impeller axle is 2205 material impeller axle of stainless steel, and the motor shaft is 2205 material motor shaft of stainless steel, the transmission shaft
For 2205 material transmission shaft of stainless steel;
Preferably, the stent is 2205 material stent of stainless steel.
By said structure design, material selection and structural improvement alleviate seawater to borehole shaft driven (centrifugal) pump in the utility model
Critical piece corrosion and abrasion destruction, realize normal work of the borehole shaft driven (centrifugal) pump under briny environment.
Brief description of the drawings
Fig. 1 is the surface structure signal of the borehole shaft driven (centrifugal) pump used in the utility model embodiment suitable for briny environment
Figure;
Fig. 2 is the structure diagram of the utility model embodiment middle (center) bearing body;
In fig. 1 and 2, the correspondence of component names and accompanying drawing number is:
Motor 1, pump seat 2, lifting pipe 3, workpiece 4, bearing body 5, drainage trap 6.
Embodiment
The embodiment of the utility model is described in further detail with reference to the accompanying drawings and examples.Following embodiments
For illustrating the utility model, but cannot be used for limiting the scope of the utility model.
In the description of the utility model, unless otherwise indicated, " multiple " are meant that two or more;Term
The orientation or position of the instruction such as " on ", " under ", "left", "right", " interior ", " outer ", " front end ", " rear end ", " head ", " afterbody " are closed
It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than
Indicate or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore cannot
It is interpreted as the limitation to the utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for description purpose, and cannot
It is interpreted as indicating or implying relative importance.
, it is necessary to illustrate in the description of the utility model, unless otherwise clearly defined and limited, term " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can
To be mechanical connection or be electrically connected;It can be directly connected, can also be indirectly connected by intermediary.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
Please refer to Fig.1 and Fig. 2, wherein, Fig. 1 is the major axis used in the utility model embodiment suitable for briny environment
The surface structure schematic diagram of deep well pump;Fig. 2 is the structure diagram of the utility model embodiment middle (center) bearing body.
Technical problem to be solved in the utility model is:A kind of borehole shaft driven (centrifugal) pump for being capable of seawater corrosion resistance is provided, is carried
, can be with the sea water resistance borehole shaft driven (centrifugal) pump of steady operation for a material and configuration aspects more resistant to corrosion.
The technical solution adopted in the utility model is as follows:Borehole shaft driven (centrifugal) pump provided by the utility model, in a state of use
Deep-well pump motor 1, pump seat 2, lifting pipe 3 (component containing transmission shaft and stent, bearing etc.), work are disposed with from top to bottom
Component 4, filtering net part etc., the utility model first have to improve the material of workpiece 4, select the raw material of seawater corrosion resistance,
Suitable material have selected according to the use characteristic of each critical piece of borehole shaft driven (centrifugal) pump respectively, blower inlet casing, impeller, impeller axle,
1 axis of motor, transmission shaft, bracket assembled all select duplex stainless steel 2205 material, bracket bearing and blower inlet casing Selection of Bearings match dragon
Bearing, it is by the polymer of three-D transcrystallization thermosetting property resin manufacture to fill in imperial bearing, it is a kind of non-metal elastic bearing
Material, the wearability and corrosion resistance of thordon bearings are substantially 100 times of copper product wearability.
In addition, one as the utility model is improved emphasis:Bracket bearing is processed to, with recessed poor structure, so may be used
With the suspended matter of effective filtering sea.Coordinate the elastic characteristic of match dragon, when friction particles enter Bearing inner, that is, it is imperial to be pressed into match
The inside, then, by elastic force as axis rolls, falls into sink heel row and goes out outside, will not be stuck on bearing, form another friction
Source, accordingly, it is capable to which the abrasion of bearing and axis is preferably minimized.
The beneficial effects of the utility model are as follows:Material selection and structural improvement alleviate seawater to length in the utility model
The critical piece corrosion of axis deep well pump and the destruction of abrasion, realize normal work of the borehole shaft driven (centrifugal) pump under briny environment.
The utility model provides a kind of borehole shaft driven (centrifugal) pump with anti-seawater corrosion, it includes motor 1, pump seat 2, pumps up water
Pipe 3, workpiece 4, aforementioned four component are sequentially connected from top to bottom through bolt.First, water filter is installed on workpiece 4
Lower end, by short tube be mounted in workpiece 4 upper end, clamp short tube with installation tool, slinging workpiece 4 with lifting appliance puts
Enter in pit shaft, the thordon bearings with sink of utility model offer, thordon bearings are wherein installed on 3 support of bearing of lifting pipe
Inside installation transmission shaft, 1 axis of motor are tightened with transmission shaft through shaft coupling, and when lifting pipe 3 lifts by crane, transmission shaft should be fixed on lifting pipe
In 3, shaft coupling should be spun on transmission shaft in advance, tacked with rope.After according to above-mentioned flow operations, by lifting pipe 3 all
Load in pit shaft, 3 the top of lifting pipe is fitted together with pump seat 2.Sling pump seat 2 to be placed in above well head, wear 1 axis of motor
Cross the hole among pump seat 2.Motor 1 to be sling, 1 axis of motor is passed through the hollow hole of motor 1, last adjusting nut adjusts string quantity of motion,
Power on trial operation, so as to complete the assembly working of borehole shaft driven (centrifugal) pump.
In the present invention, a traditional lifting pipe is designed as multiple pipe units that pump up water, whole pipe units that pumps up water is equal
For circular tube structure, and the caliber for the pipe unit that pumps up water is identical.The pipe unit that pumps up water is coaxially disposed, adjacent two pump up water pipe unit it
Between achieved a fixed connection by the stent included by bracket bearing.Stent is made of duplex stainless steel 2205 material, it has
Higher corrosion resistance.Mounting hole is provided with stent, bearing body 5 is set in mounting hole, on stent and is located at mounting hole
Both sides be each provided with a flange plate structure, be also equipped with flange plate structure at lifting pipe both ends, in this way, pump up water pipe unit with
Stent is achieved a fixed connection using flange connection.A bearing body 5 is provided with the mounting hole of stent, bearing body 5 is adopted
With thordon bearings structure design, it is by the polymer of three-D transcrystallization thermosetting property resin manufacture to fill in imperial bearing, it is a kind of
Non-metal elastic bearing material, the wearability and corrosion resistance of thordon bearings are substantially 100 times of copper product wearability.
The bearing body 5 set on bracket bearing is processed into recessed grain(Drainage trap 6)Structure, so can effectively filter sea
The suspended matter of water, coordinates the elastic characteristic of match dragon, when friction particles enter Bearing inner, that is, is pressed into and matches Longli face, then, by
By elastic force as axis rolls, fall into sink heel row and go out outside, will not be stuck on bearing, form another sources of friction, accordingly, it is capable to by axis
The abrasion with axis is held to be preferably minimized.Drainage trap 6 is act as:The granule foreign such as the planktonic organism included in seawater or silt into
Enter to after bracket bearing, rotated under the action of frictional force with bearing body 5, due to being provided with drainage in the medial surface of bearing body 5
Groove 6, above-mentioned granule foreign can be gathered in drainage trap 6, and with the accumulation of granule foreign, granule foreign just can be gradually squeezed
Go out bearing body 5.
The embodiment of the utility model in order to example and description for the sake of and provide, and be not exhaustively or will
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Selection and description embodiment are to more preferably illustrate the principle and practical application of the utility model, and make this area
Those of ordinary skill it will be appreciated that the utility model so as to designing various embodiments with various modifications suitable for special-purpose.
Claims (3)
1. a kind of borehole shaft driven (centrifugal) pump used suitable for briny environment, includes sequentially connected motor(1), pump seat(2), raise
Water pipe(3)And workpiece(4), the workpiece includes blower inlet casing, in can be turned by impeller axle in the blower inlet casing
Impeller is provided with dynamicly, and one end of impeller axle is connected with transmission shaft, the upper end of the lifting pipe and the pump seat by shaft coupling
Lower end connection, the blower inlet casing is arranged at the lower end of the lifting pipe, and the motor includes motor shaft, and the motor shaft is worn
Cross the pump seat and by shaft coupling and the transmission shaft power connector, it is characterised in that
The lifting pipe is made of at least two pipe units that pump up water, and branch is provided between the pipe unit that pumps up water described in adjacent two
Frame bearing, the bracket bearing include stent and bearing body(5), the pipe unit that pumps up water passes through flange connection and institute
State stent to fix, the pipe unit that pumps up water described in adjacent two is fixedly connected by the stent, whole pipe units that pumps up water
It is coaxially disposed, the transmission shaft is rotatablely arranged in the lifting pipe, and the bearing body is arranged on the stent and leads to
Cross the stent to be coaxially disposed with the lifting pipe, the bearing body has carrying through hole, and the transmission shaft passes through the carrying
Through hole is set, and the transmission shaft is rotatablely arranged in the lifting pipe by the bracket bearing, and the bearing body is three
Dimension transcrystallization thermosetting property resinous polymer thordon bearings body;
In offering drainage trap on the bearing body(6), the drainage trap is from one end of the bearing body to the bearing body
Middle part is extended, and the drainage trap is parallel with the axis of the bearing body.
2. the borehole shaft driven (centrifugal) pump according to claim 1 used suitable for briny environment, it is characterised in that
The blower inlet casing is 2205 material blower inlet casing of stainless steel, and the impeller is 2205 material impeller of stainless steel, the impeller axle
For 2205 material impeller axle of stainless steel, the motor shaft is 2205 material motor shaft of stainless steel, and the transmission shaft is stainless steel
2205 material transmission shafts.
3. the borehole shaft driven (centrifugal) pump according to claim 2 used suitable for briny environment, it is characterised in that
The stent is 2205 material stent of stainless steel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721180591.0U CN207246042U (en) | 2017-09-15 | 2017-09-15 | The borehole shaft driven (centrifugal) pump used suitable for briny environment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721180591.0U CN207246042U (en) | 2017-09-15 | 2017-09-15 | The borehole shaft driven (centrifugal) pump used suitable for briny environment |
Publications (1)
Publication Number | Publication Date |
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CN207246042U true CN207246042U (en) | 2018-04-17 |
Family
ID=61888638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721180591.0U Expired - Fee Related CN207246042U (en) | 2017-09-15 | 2017-09-15 | The borehole shaft driven (centrifugal) pump used suitable for briny environment |
Country Status (1)
Country | Link |
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CN (1) | CN207246042U (en) |
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2017
- 2017-09-15 CN CN201721180591.0U patent/CN207246042U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180417 Termination date: 20200915 |
|
CF01 | Termination of patent right due to non-payment of annual fee |