CN107989800A - A kind of new high-lift built-in submerged pump - Google Patents
A kind of new high-lift built-in submerged pump Download PDFInfo
- Publication number
- CN107989800A CN107989800A CN201711314095.4A CN201711314095A CN107989800A CN 107989800 A CN107989800 A CN 107989800A CN 201711314095 A CN201711314095 A CN 201711314095A CN 107989800 A CN107989800 A CN 107989800A
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- motor
- impeller
- machine barrel
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 239000000203 mixture Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005452 bending Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
- F04D13/10—Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/0467—Spherical bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4266—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps made of sheet metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of new high-lift built-in submerged pump, including machine barrel, the machine barrel are made of upper steel pipe and lower steel pipe, are connected between upper steel pipe and lower steel pipe by connecting tube；Motor is fixed with the upper steel pipe；The motor has some grades of impellers by oneself motor axis connection, and impeller is located in lower steel pipe；The impeller outer is arranged with an impeller cylinder；A fixed frame is fixed with the lower steel pipe lower end；Adjustment portion is installed on the fixed frame；The free end of the motor shaft of the motor is connected by angular contact ball bearing with adjustment portion；Machinery oil is filled with the motor；The motor top is equipped with an oil sac for being located at motor internal, and oil sac is in contact with machinery oil.The new high-lift built-in submerged pump of the present invention can be while high-lift effect be realized, balance inside and outside differential pressure, ensure the mechanical life of motor internal accessory, and the concentricity between machine barrel upper end and machine barrel lower end can be made to be protected, be not in the stuck situation of impeller.
Description
Technical field
The present invention relates to a kind of high-lift submersible pump.
Background technology
Immersible pump is the important equipment of deep-well water lift, and the work in use, whole unit pulls the plug, then carries underground water
Take to earth's surface, when immersible pump needs to realize high-lift effect, it is necessary to ensure impeller progression, therefore impeller progression is higher, lift
Then higher, but when impeller progression is very high, the hydraulic pressure of outside motor can become very high, common dry type motor due to interior external pressure
Poor too conference causes mechanical life dramatic decrease, if impeller progression is made very short, effective head can then become limited, can only
Accomplish within 100 meters, can not realize high-lift effect.
The components such as motor, impeller and the guide vane of traditional immersible pump are all installed in a machine barrel, therefore machine barrel is generally all
It can seem extremely long, longer machine barrel causes component to be difficult to be mounted to inside it, increases the efficiency of assembling of staff, and machine barrel
It is long to there is a situation where gravity eccentricity, cause machine barrel upper end the problem of lateral bending occur, at this time machine barrel upper end and machine barrel lower end without
Method keeps concentric, the stuck situation of impeller easily occurs, and general impeller cylinder is screwed in machine barrel lower end, this
Fixed form causes seriously affecting for the concentricity that impeller cylinder can be subject between machine barrel upper end and machine barrel lower end, causes impeller stuck
Probability increase.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of new high-lift built-in submerged pump, it can be soared in realization
While Cheng Xiaoguo, inside and outside differential pressure is balanced, ensures the mechanical life of motor internal accessory, and can be made under machine barrel upper end and machine barrel
Concentricity between end is protected, and is not in the stuck situation of impeller.
The present invention solve the technical solution that uses of above-mentioned technical problem for：
The present invention discloses a kind of new high-lift built-in submerged pump, including machine barrel, it is characterised in that：The machine barrel is by upper steel pipe
Form with lower steel pipe, be connected between upper steel pipe and lower steel pipe by connecting tube；Motor is fixed with the upper steel pipe；The electricity
Machine has some grades of impellers by oneself motor axis connection, and impeller is located in lower steel pipe；The impeller outer is arranged with an impeller cylinder；Institute
State in lower steel pipe lower end and be fixed with a fixed frame；Adjustment portion is installed on the fixed frame；The freedom of the motor shaft of the motor
End is connected by angular contact ball bearing with adjustment portion；Machinery oil is filled with the motor；The motor top is equipped with one
In the oil sac of motor internal, oil sac is in contact with machinery oil.
The oil sac is in rounding mesa-shaped, and the diameter of oil sac is tapered into lower end from its upper end.
The oil sac lower end is equipped with an arc-shaped groove.
All mutually fixed by screw between the upper steel pipe, lower steel pipe and connecting tube.
The adjustment portion is fixed between impeller cylinder and fixed frame.
The beneficial effects of the invention are as follows：
Compared with prior art, can be by the way that machine barrel be divided into upper steel pipe and lower steel using the high-lift submersible pump of structure of the present invention
The mode of pipe, enables the parts of inside machine barrel to be attached to have been formed again after installing in upper steel pipe with lower steel pipe respectively
Whole immersible pump, assembly work can be rapidly completed beneficial to staff, and as machine barrel is divided into two, upper steel pipe and lower steel pipe
Length is essentially the half length of machine barrel, is not in that gravity eccentricity causes to bring out on machine barrel as joint length shortens
The problem of existing lateral bending, it follows that under the buffering transition of connecting tube, can ensure to the full extent upper steel pipe and lower steel pipe it
Between concentricity, avoid since machine barrel upper and lower side decentraction causes the stuck situation of impeller.
Compared with prior art, the situation for machine barrel upper end lateral bending occur is worked as using the high-lift submersible pump of structure of the present invention,
Motor can occur the situation of bias therewith, and the motor shaft of motor is eccentric therewith, the angular contact ball axis being connected at this time with motor shaft
The contact angle held can then change therewith, remain between guarantee impeller and machine barrel and rotated with spacing, will not be gone out
Existing machine barrel lateral bending causes the stuck situation of impeller, and angular contact ball bearing can work at higher rotational speeds, can ensure leaf
Performance during wheel rotation, and contact angle is bigger, the axial carrying capacity of angular contact ball bearing is higher, can effectively ensure that latent
The overall performance of water pump.
Compared with prior art, can be stretched the volume of generation using the high-lift submersible pump of structure of the present invention by oil sac
Change neutralizes the pressure difference of inside and outside, realizes the pressure balance of inside and outside, ensures the pressure that motor internal accessory will not be inside and outside oil pressure
Difference change is damaged, and while high-lift effect is realized, can ensure the mechanical life of motor internal accessory.
Brief description of the drawings
Fig. 1 is the structure diagram of the new high-lift built-in submerged pump of the present invention；
Fig. 2 is the enlarged drawing in Figure 1A portions；
Fig. 3 is the enlarged drawing in Figure 1B portions；
Fig. 4 is the enlarged drawing in Fig. 1 C portions.
Embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments：
Please refer to Fig.1 to Fig.4, the present invention provides a kind of new high-lift built-in submerged pump, including machine barrel 1, the machine barrel by
Upper steel pipe 101 is formed with lower steel pipe 102, is connected between upper steel pipe 101 and lower steel pipe 102 by connecting tube 2；The upper steel pipe
Motor 3 is fixed with 101；The motor 3 is connected with some grades of impellers 4 by oneself motor axis 301, and impeller 4 is located at lower steel pipe
In 102；An impeller cylinder 5 is arranged with outside the impeller 4；A fixed frame 6 is fixed with 102 lower end of lower steel pipe；The fixation
Adjustment portion 7 is installed on frame 6；The free end of the motor shaft 301 of the motor 3 is connected by angular contact ball bearing 8 with adjustment portion 7
Connect；Machinery oil 9 is filled with the motor 3；3 top of motor is equipped with an oil sac 10 inside the motor 3, oil sac 10 and
Machinery oil 9 is in contact.
The oil sac 10 is in rounding mesa-shaped, and the diameter of oil sac 10 is tapered into lower end from its upper end.
10 lower end of oil sac is equipped with an arc-shaped groove 11.
All fixed between the upper steel pipe 101, lower steel pipe 102 and connecting tube 2 by 12 phase of screw.
The adjustment portion 7 is fixed between impeller cylinder 5 and fixed frame 6.
The application method of the present invention is as follows：
The present invention forms machine barrel 1 by upper steel pipe 101 and lower steel pipe 102, therefore can be first by upper steel pipe 101 and lower steel pipe 102
Separate, machine barrel 1 is divided into two-part, the installation of progress immersible pump inner components that then can be calmly, in upper steel pipe 101
After installing required parts respectively in lower steel pipe 102, then upper steel pipe 101 is attached with lower steel pipe 102 and right
Parts in both are attached, and are avoided and are all installed from 1 the top of machine barrel by all parts to causing to assemble in machine barrel 1
Work situation about being difficult to, and upper steel pipe 101 and lower steel pipe 102 are attached by connecting tube 2, and connecting tube 2 can rise
To cushioning effect, connecting tube 2 can be at the same time to adjusting between upper steel pipe 101 and lower steel pipe 102 into row buffering, and upper steel pipe 101
The half length of machine barrel 1 is essentially with lower 102 length of steel pipe, is not in that gravity eccentricity is led as joint length shortens
Cause machine barrel 1 upper end the problem of lateral bending occur, it follows that under the buffering transition of connecting tube, can ensure to the full extent on
Concentricity between steel pipe 101 and lower steel pipe 102, avoids since 1 upper and lower side decentraction of machine barrel causes the stuck situation of impeller.
Since motor 3 is located in upper steel pipe 101, the motor shaft 301 of motor 3 is then installed on the adjusting positioned at lower steel pipe 102
In portion 7, therefore when there is the situation of 1 upper end lateral bending of machine barrel, motor 3 can occur the situation of bias, the motor shaft of motor 3 therewith
301 is eccentric therewith, and the contact angle for the angular contact ball bearing 8 being connected at this time with motor shaft 301 can then change therewith, ensures
Remain between impeller 4 and machine barrel 1 and rotated with spacing, be not in that 1 lateral bending of machine barrel causes the stuck feelings of impeller 4
Condition, and angular contact ball bearing 8 can work at higher rotational speeds, can ensure performance when impeller 4 rotates, and contact
Angle is bigger, and the axial carrying capacity of angular contact ball bearing 8 is higher, can effectively ensure that the overall performance of immersible pump.
Machinery oil 9 is filled with motor 3,3 top of motor is equipped with the oil sac 10 inside motor 3, oil sac 10 and machinery
Oil 9 is in contact, and when 4 series of impeller is very much, lift can then become high, and the hydraulic pressure outside motor 3 can then become very high, at this time
External water pressure then can be transferred to inside by the oil sac 10 of 3 upper end of motor, and when external water pressure is more than internal pressure, oil sac 10 is just
Cushioning effect can be played under the action of pressure difference towards deformation in motor 3, under the effect of oil sac 10, external water pressure and internal machine
Tool 9 oil pressure of oil form balance, and when external water pressure is less than internal pressure, machinery oil 9 will outwards flow under the action of pressure difference,
And oil sac 10 is extruded, oil sac 10 starts to shrink at, and shrinks and produces elastic force, plays cushioning effect, internal mechanical 9 oil pressure of oil with
External water pressure forms balance again, and the telescopic movable of oil sac 10 can be carried out in motor, will not limited be subject to other structures,
Ensure that motor for submerged pump can neutralize the pressure difference of inside and outside by the flexible volume change produced of oil sac 10, realize inside and outside
Pressure balance, ensures that the pressure difference change that motor internal accessory will not be inside and outside oil pressure is damaged, can realize high-lift effect
Meanwhile ensure the mechanical life of motor internal accessory.
Oil sac 10 is in rounding mesa-shaped, and the diameter of oil sac 10 is tapered into lower end from its upper end, and inclined outer wall is compared to perpendicular
Straight outer wall, surface area bigger, it is possible to increase the contact area between oil sac 10 and machinery oil 9, so as to improve the tune of oil sac 10
Press effect, and 10 lower end of oil sac is equipped with arc-shaped groove 11, the presence of arc groove 11 can further improve oil sac 10 and
Contact area between machinery oil 9, ensures the pressure regulation buffer effect of oil sac 10 to the full extent.
All mutually fixed by screw between upper steel pipe 101, lower steel pipe 102 and connecting tube 2, easy to upper steel pipe 101 and lower steel
The dismounting of pipe 102, quickly can dismount immersible pump beneficial to staff, while beneficial to the expansion of maintenance work.
Adjustment portion 7 is fixed between impeller cylinder 5 and fixed frame 6, and this fixed form can improve the connection between leaf
It is property, makes adjustment portion 7 be easier to influence impeller cylinder 5, stuck feelings occur for the impeller 4 that ensureing impeller cylinder 5 will not make it internal
Condition.
Claims (5)
1. a kind of new high-lift built-in submerged pump, including machine barrel, it is characterised in that：The machine barrel is by upper steel pipe and lower steel pipe
Composition, is connected between upper steel pipe and lower steel pipe by connecting tube；Motor is fixed with the upper steel pipe；The motor passes through certainly
Body motor shaft is connected with some grades of impellers, and impeller is located in lower steel pipe；The impeller outer is arranged with an impeller cylinder；The lower steel pipe
A fixed frame is fixed with lower end；Adjustment portion is installed on the fixed frame；The free end of the motor shaft of the motor passes through angle
Contact ball bearing is connected with adjustment portion；Machinery oil is filled with the motor；The motor top is equipped with one in motor
The oil sac in portion, oil sac are in contact with machinery oil.
2. the new high-lift built-in submerged pump of one kind according to claim 1, it is characterised in that：The oil sac is in rounding
Mesa-shaped, the diameter of oil sac are tapered into lower end from its upper end.
3. the new high-lift built-in submerged pump of one kind according to claim 1 or 2, it is characterised in that：Under the oil sac
End is equipped with an arc-shaped groove.
4. the new high-lift built-in submerged pump of one kind according to claim 1, it is characterised in that：The upper steel pipe, under
All mutually fixed by screw between steel pipe and connecting tube.
5. the new high-lift built-in submerged pump of one kind according to claim 1, it is characterised in that：The adjustment portion is fixed
Between impeller cylinder and fixed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711314095.4A CN107989800A (en) | 2017-12-12 | 2017-12-12 | A kind of new high-lift built-in submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711314095.4A CN107989800A (en) | 2017-12-12 | 2017-12-12 | A kind of new high-lift built-in submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107989800A true CN107989800A (en) | 2018-05-04 |
Family
ID=62037599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711314095.4A Pending CN107989800A (en) | 2017-12-12 | 2017-12-12 | A kind of new high-lift built-in submerged pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107989800A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561459A (en) * | 2020-05-30 | 2020-08-21 | 温岭市奇新车业有限公司 | Water pump motor for high-speed alternating current-direct current permanent magnet synchronous well |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2505620Y (en) * | 2001-11-08 | 2002-08-14 | 浙江新界泵业有限公司 | Multi-stage submerged pump |
| WO2009139660A1 (en) * | 2008-05-16 | 2009-11-19 | Schlumberger Canada Limited | Electric submersible pump with compression tube |
| CN202348705U (en) * | 2011-12-19 | 2012-07-25 | 浙江大福泵业有限公司 | Deep-well submerged centrifugal pump |
| CN102937099A (en) * | 2012-11-29 | 2013-02-20 | 台州锦霸工贸有限公司 | Deep-well submersible pump |
| CN203453073U (en) * | 2013-09-25 | 2014-02-26 | 浙江丰源泵业有限公司 | Series-connected built-in type submersible pump |
| CN204003507U (en) * | 2014-05-27 | 2014-12-10 | 山东星源矿山设备集团有限公司 | A kind of motor lower bearing layout of mining flame-proof type submersible sand discharging electric pump |
| CN204041482U (en) * | 2014-08-29 | 2014-12-24 | 大福泵业有限公司 | Built-in type deep well submerged pump |
| CN104682608A (en) * | 2015-03-03 | 2015-06-03 | 青蛙泵业有限公司 | Multiple sealing motor for deep well pump |
| CN206129637U (en) * | 2016-10-26 | 2017-04-26 | 济宁安泰矿山设备制造有限公司 | Arrange husky multi -stage submersible electric pump for coal mine |
| CN106704210A (en) * | 2017-01-16 | 2017-05-24 | 台州八马泵业有限公司 | High-lift deep-well pump |
-
2017
- 2017-12-12 CN CN201711314095.4A patent/CN107989800A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2505620Y (en) * | 2001-11-08 | 2002-08-14 | 浙江新界泵业有限公司 | Multi-stage submerged pump |
| WO2009139660A1 (en) * | 2008-05-16 | 2009-11-19 | Schlumberger Canada Limited | Electric submersible pump with compression tube |
| CN202348705U (en) * | 2011-12-19 | 2012-07-25 | 浙江大福泵业有限公司 | Deep-well submerged centrifugal pump |
| CN102937099A (en) * | 2012-11-29 | 2013-02-20 | 台州锦霸工贸有限公司 | Deep-well submersible pump |
| CN203453073U (en) * | 2013-09-25 | 2014-02-26 | 浙江丰源泵业有限公司 | Series-connected built-in type submersible pump |
| CN204003507U (en) * | 2014-05-27 | 2014-12-10 | 山东星源矿山设备集团有限公司 | A kind of motor lower bearing layout of mining flame-proof type submersible sand discharging electric pump |
| CN204041482U (en) * | 2014-08-29 | 2014-12-24 | 大福泵业有限公司 | Built-in type deep well submerged pump |
| CN104682608A (en) * | 2015-03-03 | 2015-06-03 | 青蛙泵业有限公司 | Multiple sealing motor for deep well pump |
| CN206129637U (en) * | 2016-10-26 | 2017-04-26 | 济宁安泰矿山设备制造有限公司 | Arrange husky multi -stage submersible electric pump for coal mine |
| CN106704210A (en) * | 2017-01-16 | 2017-05-24 | 台州八马泵业有限公司 | High-lift deep-well pump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561459A (en) * | 2020-05-30 | 2020-08-21 | 温岭市奇新车业有限公司 | Water pump motor for high-speed alternating current-direct current permanent magnet synchronous well |
| CN111561459B (en) * | 2020-05-30 | 2024-05-31 | 温岭市奇新车业有限公司 | High-speed AC/DC permanent magnet synchronous water pump motor for well |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180504 |
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| RJ01 | Rejection of invention patent application after publication |