CN206221299U - A kind of novel deep well submerged pump - Google Patents
A kind of novel deep well submerged pump Download PDFInfo
- Publication number
- CN206221299U CN206221299U CN201621281153.9U CN201621281153U CN206221299U CN 206221299 U CN206221299 U CN 206221299U CN 201621281153 U CN201621281153 U CN 201621281153U CN 206221299 U CN206221299 U CN 206221299U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- pump
- thrust
- impeller
- deep well
- 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.)
- Expired - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of novel deep well submerged pump, including pump body, the impeller installed in the intrinsic rotating shaft of pump and rotating shaft, the lower end of rotating shaft is provided with free-standing lower bearing component, in pump chamber body choma is provided with the upside of impeller, lower choma is provided with the downside of impeller, the upper end of rotating shaft is provided with thrust mechanism.This immersible pump is suitable for deep-well, wherein upper and lower thrust structure is simple and reliable relative to prior art construction；The design of twoport ring structure preferably balances the axial force in the pump housing, reduces liquid leakage amount, and the design of the twoport ring is smaller to the inlet liquid flowing of impeller and flow；Independent lower bearing component is set, and no longer with the axle sleeve of integral type come axially position, this structure is easy to the assembling of water pump, and saves impeller to the material, axle sleeve between shaft coupling, does not influence the normal operation of water pump when the axle sleeve at other positions is damaged.
Description
Technical field
The utility model belongs to submersible motor technical field, and in particular to a kind of new type deep-well diving with twoport ring
Pump.
Background technology
Immersible pump is the visual plant of deep-well water lift, and whole unit is pulled the plug work when using, and underground water is extracted
Earth's surface.Immersible pump operationally, under the effect of the pressure, can produce downward axial force, that is, pressure reaction force.Pressure
Power more larger axial force is bigger, because submersible motor external diameter is limited by hole diameter, the axial force for heeling pump to produce, except increase
The balance of submersible motor thrust section, improves thrust bearing bearing capacity.In the case where pressure is very big, double thrust bearing
Axial force cannot be all solved, thus, being easily caused thrust bearing abrasion accelerates, and influences the service life of equipment.
The content of the invention
Goal of the invention：The utility model purpose is in view of the shortcomings of the prior art, there is provided a kind of structure is reliable, operation
Safety, axial force balance and the minimum novel deep well submerged pump of leakage rate.
Technical scheme：A kind of novel deep well submerged pump described in the utility model, including pump body, intrinsic turn of pump
The impeller installed on axle and rotating shaft, the lower end of the rotating shaft is provided with free-standing lower bearing component, impeller in the pump chamber body
Upside be provided with choma, lower choma is provided with the downside of impeller, the upper end of the rotating shaft is provided with thrust mechanism；
The free-standing lower bearing component include being set in the lower bearing and lower bearing of the rotating shaft tail end and rotating shaft it
Between lower thrust housing；Step is provided with the pump body, the lower bearing is placed in the step；The lower thrust housing
It is connected with the rotating shaft by the first key body.
Further, the lower thrust housing includes thrust baffle and rotating shaft mating sleeve, and the rotating shaft mating sleeve is arranged
In the rotating shaft, the thrust baffle is located at the rotating shaft mating sleeve top, limits rotating shaft position relative with pump body
The limit of shifting.
Further, the two ends of the lower thrust housing are additionally provided with back-up ring, and the back-up ring is set in the rotating shaft.
Further, the back-up ring is spiral back-up ring.
Further, it is axial force in more preferable heeling pump, reduces leakage rate, reduces impeller port ring to impeller inlet stream
The influence in dynamic and flow field, the internal diameter of the internal diameter more than lower choma of the upper choma.
Further, to improve the regulation reliability of upper thrust mechanism, and installation and the manufacturing process of water pump are simplified, it is described
Upper thrust mechanism includes lifting force disk, upper thrust washer and axle sleeve, the lifting force disk and axle sleeve by the second key body with it is described
Rotating shaft is connected, and is located in the pump body directly over lifting force disk and is provided with limited block, towards limited block on the lifting force disk
Side open up groove, be provided with thrust washer in the groove.
Beneficial effect：（1）The immersible pump of the utility model structure is suitable for deep-well, wherein upper and lower thrust structure is relative
Simple and reliable in prior art construction, manufacture and installation not only to immersible pump bring very big facility while improve
The precision of pump configuration, when upper thrust structure more effectively avoids rotor reversion, rotor portion rises the damage of caused parts
Bad, the design of lower thrust housing more effectively avoids infringement when motor comes off to water pump parts；（2）The utility model structure
Middle impeller both sides are provided with twoport ring structure, and the design of the twoport ring structure preferably balances the axial force in the pump housing, reduce liquid
Body leakage rate, and the design of the twoport ring is smaller to the inlet liquid flowing of impeller and flow；（3）The utility model knot
Independent lower bearing component is set in structure, and no longer with the axle sleeve of integral type come axially position, this structure is easy to the assembling of water pump,
And impeller to the material, axle sleeve between shaft coupling is saved, do not influence the normal of water pump when the axle sleeve at other positions is damaged
Operation.
Brief description of the drawings
Fig. 1 is the structure of disclosed immersible pump in the prior art；
Fig. 2 is overall structure diagram of the present utility model；
Fig. 3 is the structural representation of thrust component on the utility model；
Fig. 4 is the structural representation of the utility model stand alone type lower bearing component；
Wherein：11- the first pump bodies, 12- first rotating shafts, the axle sleeves of 13- first, the impellers of 14- first, 15- single port rings, 16-
Thrust structure on first, the lower bearing component of 17- dependent formulas；
21- the second pump bodies, the rotating shafts of 22- second, the impellers of 23- second, the upper chomas of 24-, choma under 25-, the upper thrust machines of 3-
Structure, 31- lifting force disks, the upper thrust washers of 32-, the axle sleeves of 33- second, 34- the second key bodies, 35- limited blocks, 4- stand alone type lower bearings
Component, thrust housing under 41-, 42- lower bearings, 43- steps, 44- the first key bodies, 45- spiral back-up rings, 411- thrust baffles,
412- the second rotating shaft mating sleeves.
Specific embodiment
Technical solutions of the utility model are described in detail below by accompanying drawing, but protection domain of the present utility model
It is not limited to the embodiment.
Embodiment：As shown in figure 1, the immersible pump disclosed in prior art, it includes the first pump body 11, the first pump
First rotating shaft 12 in body 11, the first axle sleeve of integral type 13 in first rotating shaft 12, is provided with the first leaf in first rotating shaft 12
Wheel 14, the downside of the first impeller 14 is provided with single port ring 15, the upper end of first rotating shaft 12 be provided with structure it is more complicated first on thrust
Structure 16, is arranged the lower bearing component 17 of dependent formula outside first axle sleeve of lower end integral type 13 of first rotating shaft 12；The structure
Immersible pump manufacture and installation process it is more complicated, and the axle sleeve structure and the freestanding lower bearing of expense of integral type are using process
Middle inconvenience, once the whole immersible pump of any one boss failure will be unable to normal operation；And the design of single clasp, used
Axial force is unstable in pump in journey, the security for not only influenceing the bulk life time of pump to have an effect in operating process, it is therefore desirable to right
It is improved.
As shown in Fig. 2 the novel deep well submerged pump provided for the utility model, including the second pump body 21, the second pump sheet
The second impeller 23 installed in the second rotating shaft 22 and the second rotating shaft 22 in body 21, the lower end of the second rotating shaft 22 is provided with stand alone type
Bearing assembly 4, the upside of the second impeller 23 is provided with choma 24 in the inner chamber of the second pump body 21, and the downside of the second impeller 23 is provided with
Lower choma 25, the internal diameter of the internal diameter more than lower choma 25 of upper choma 24；The upper end of the second rotating shaft 22 is provided with thrust mechanism 3；On
Thrust mechanism 3 includes lifting force disk 31, the axle sleeve 33 of upper thrust washer 32 and second, and the axle sleeve 33 of lifting force disk 31 and second is by the
Two key bodies 34 are connected with the second rotating shaft 22, and limited block 35 is provided with positioned at the surface of lifting force disk 31 in the second pump body 21, on
Groove is opened up towards the side of limited block 35 on thrust disc 31, thrust washer 32 is provided with groove, the thrust washer is wear-resisting
Non-metallic material, will not damage metal part when being rubbed with metal part.
Free-standing lower bearing component 4 includes being set in the lower bearing 42 and lower bearing 42 and second of the tail end of the second rotating shaft 22
Lower thrust housing 41 between rotating shaft 22；Step 43 is provided with second pump body 21, lower bearing 42 is placed in step 43；Under
Thrust housing 41 is connected by the first key body 44 with the second rotating shaft 22；Lower thrust housing 41 is matched somebody with somebody including the rotating shaft of thrust baffle 411 and second
Trap cylinder 412, the second rotating shaft mating sleeve 412 is set in the second rotating shaft 22, and thrust baffle 411 is located at the second rotating shaft engagement sleeves
The limit of 412 tops of cylinder, the second rotating shaft 22 of limitation and the relative displacement of the second pump body 21；The two ends of lower thrust housing 41 are additionally provided with spiral shell
Rotation back-up ring 45, spiral back-up ring 45 is set in the second rotating shaft 22.
Although as described above, having been represented with reference to specific preferred embodiment and having described the utility model, it must not
It is construed to the limitation to the utility model itself.The spirit and scope of the present utility model of appended claims definition are not being departed from
Under the premise of, can various changes can be made in the form and details to it.
Claims (6)
1. a kind of novel deep well submerged pump, including pump body, the impeller installed in the intrinsic rotating shaft of pump and rotating shaft, its feature exists
In：The lower end of the rotating shaft is provided with free-standing lower bearing component, and choma, leaf are provided with the upside of impeller in the pump chamber body
Lower choma is provided with the downside of wheel, the upper end of the rotating shaft is provided with thrust mechanism；
Under the free-standing lower bearing component includes being set between the lower bearing of the rotating shaft tail end and lower bearing and rotating shaft
Thrust housing；Step is provided with the pump body, the lower bearing is placed in the step；The lower thrust housing passes through
First key body is connected with the rotating shaft.
2. novel deep well submerged pump according to claim 1, it is characterised in that：The lower thrust housing include thrust baffle and
Rotating shaft mating sleeve, the rotating shaft mating sleeve is set in the rotating shaft, and the thrust baffle is located at the rotating shaft engagement sleeves
Cylinder top, limits the limit of the rotating shaft and pump body relative displacement.
3. novel deep well submerged pump according to claim 2, it is characterised in that：The two ends of the lower thrust housing are additionally provided with gear
Circle, the back-up ring is set in the rotating shaft.
4. novel deep well submerged pump according to claim 3, it is characterised in that：The back-up ring is spiral back-up ring.
5. novel deep well submerged pump according to claim 1, it is characterised in that：The internal diameter of the upper choma is more than lower choma
Internal diameter.
6. novel deep well submerged pump according to claim 1, it is characterised in that：The upper thrust mechanism includes lifting force
Disk, upper thrust washer and axle sleeve, the lifting force disk and axle sleeve are connected by the second key body with the rotating shaft, in the pump body
Limited block is provided with directly over lifting force disk, groove is opened up towards the side of limited block on the lifting force disk, it is described recessed
Thrust washer is provided with groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281153.9U CN206221299U (en) | 2016-11-28 | 2016-11-28 | A kind of novel deep well submerged pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281153.9U CN206221299U (en) | 2016-11-28 | 2016-11-28 | A kind of novel deep well submerged pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206221299U true CN206221299U (en) | 2017-06-06 |
Family
ID=58786089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621281153.9U Expired - Fee Related CN206221299U (en) | 2016-11-28 | 2016-11-28 | A kind of novel deep well submerged pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206221299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021226320A1 (en) * | 2020-05-06 | 2021-11-11 | Baker Hughes Oilfield Operations Llc | Thrust runner for abrasion resistant bearing of centrifugal pump |
-
2016
- 2016-11-28 CN CN201621281153.9U patent/CN206221299U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021226320A1 (en) * | 2020-05-06 | 2021-11-11 | Baker Hughes Oilfield Operations Llc | Thrust runner for abrasion resistant bearing of centrifugal pump |
| US11795951B2 (en) | 2020-05-06 | 2023-10-24 | Baker Hughes Oilfield Operations, Llc | Thrust runner for abrasion resistant bearing of centrifugal pump |
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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: 20170606 Termination date: 20191128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |