CN110374931A - A kind of long-life proof submersible sand discharging pump - Google Patents
A kind of long-life proof submersible sand discharging pump Download PDFInfo
- Publication number
- CN110374931A CN110374931A CN201910677193.7A CN201910677193A CN110374931A CN 110374931 A CN110374931 A CN 110374931A CN 201910677193 A CN201910677193 A CN 201910677193A CN 110374931 A CN110374931 A CN 110374931A
- Authority
- CN
- China
- Prior art keywords
- pump
- main shaft
- seat
- cooling chamber
- shaft
- 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.)
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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
-
- 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of long-life proof submersible sand discharging pump, pump seat is fixed on bottom plate, and bottom plate seals seat by machine and is connected with main shaft；Pump seat top is provided with the cooling chamber for cooling bearing；It is provided with a cooling fan on the main shaft of cooling chamber lower part, a drive bevel gear is provided on the main shaft on cooling chamber top, the drive bevel gear two sides are symmetrically arranged with two groups of exhaust fan devices；Exhaust fan device includes the fixing bearing being fixed on cooling chamber side wall, the fan-shaped ventilation hole positioned at fixing bearing surrounding and the exhaust fan that is set to outside cooling chamber, the transmission shaft of exhaust fan passes through fixing bearing, and pass through driven wheel of differential and the realization of drive bevel gear Vertical Meshing and spindle drive, ventilation fan device and cooling fan are all to provide power by main shaft, just there is good heat dissipation effect without additional power, it is economic and practical, good heat dissipation effect, long service life.
Description
Technical field
The present invention relates to a kind of long-life proof submersible sand discharging pumps.
Background technique
Proof submersible sand discharging pump is widely used in the blowdown of electric power, chemical industry harbour shipment and ship-unloading system, agricultural irrigation.Usually
Dredge pump is driven by shaft coupling and long axis by driving equipment to carry out medium conveying.The safety of proof submersible sand discharging pump and operation are straight
Connect be related to entire application system can normal operation, so for the reliability of submersible sewage pumping unit, availability, installation,
Operation, maintenance have higher requirement.
At work, bearing is in and runs at high speed state proof submersible sand discharging pump, under liquid the bearing of part due to
There is liquid to impregnate shell, the effect of heat dissipation can be played, the bearing heat dissipation effect of part is just far short of what is expected compared to part under liquid on liquid.
It is general to be filled the water in cooling bath and bearing is cooled down using setting cooling bath, or bearing is carried out equipped with fan
Cooling, both cooling means require outside power, and when use is easy the restriction by landform or condition and is unable to reach and thinks
The effect wanted.
Summary of the invention
The purpose of the present invention is to solve the above the deficiencies in the prior art, provide a kind of long-life proof submersible sand discharging pump.
The technical scheme adopted by the invention is that a kind of such, long-life proof submersible sand discharging pump, including upper dress part, pump
Body, main shaft and outlet tube；
Main shaft includes the upper transmission shaft, several jackshafts and lower drive shaft set gradually from top to bottom, is led between transmission shaft
Shaft coupling is crossed to be connected；
Upper dress part includes motor, motor cabinet, pump seat, cooling chamber and bottom plate；Pump seat is fixed on bottom plate, and bottom plate passes through machine
Envelope seat is connected with main shaft；Motor is fixed on pump seat by motor cabinet；Main shaft upper end passes through motor coupler and motor output shaft
It is connected；Bearing is provided between main shaft in the middle part of pump seat；Pump seat top is provided with the cooling chamber for cooling bearing；Positioned at cooling
It is provided with a cooling fan on the main shaft of room lower part, a drive bevel gear is provided on the main shaft on cooling chamber top, it is described
Drive bevel gear two sides are symmetrically arranged with two groups of exhaust fan devices；The exhaust fan device includes being fixed on cooling chamber side wall
Air-exhausting duct, the fixing bearing being fixed in air-exhausting duct, positioned at fixing bearing surrounding fan-shaped ventilation hole and be set to air-exhausting duct pipe
Exhaust fan at mouthful, the transmission shaft of the exhaust fan passes through fixing bearing, and is hung down by driven wheel of differential and drive bevel gear
Straight engagement is realized and spindle drive；
The pump housing includes the pump housing shell being sequentially connected from top to bottom, pump head, and pump housing upper shell is connected with machine envelope seat, the pump housing
Shell includes that several sections pass through the pump barrel that guide bearing seat is connected；Pump head includes the seal set gradually from top to bottom, multiple vertical
To the impeller sets of superposition, impeller unit includes shell and impeller, and impeller is located in shell and is connected by key with main shaft, Duo Geye
It is bolted between wheel group；Seal and compression plate compress multiple impeller sets by connecting rod；
Outlet tube lower end is connected with pump head water outlet, and upper end passes through bottom plate and mutually fixes with bottom plate.
Preferably, flange form guide pipe is connected on the inside of fixing bearing.
Preferably, double sealing ring is provided in machine envelope seat.
Preferably, bearing is provided between seal and main shaft.
Preferably, outlet tube and back plate connections are provided with outlet tube seal receptacle.
Preferably, motor coupler includes by key and transmission shaft mutually fixed two shaft couplings, between two shaft couplings
It is connected by bolt.
The utility model has the advantages that
Using air-cooled submerged pump of the present invention, cooling chamber uses wind-cooling heat dissipating, is driven in cooling chamber by main shaft
Cooling fan, the heat of bearing is extracted into cooling chamber top, is discharged to outside submerged pump by ventilation fan device, ventilation fan device and
Cooling fan is all to provide power by main shaft, just has good heat dissipation effect without additional power, economic and practical, heat dissipation effect
Fruit is good, long service life.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the enlarged diagram at Figure 1A.
1. 4. jackshaft of transmission shaft, 5. lower drive shaft, 6. shaft coupling, 7. motor, 8. motor on 2. outlet tube 3. of main shaft
12. bottom plate of seat 9. pump seat, 10. motor coupler, 11. cooling chamber, 13. machine envelope 14. bearing 15. of seat is vented fan device 16.
22. impeller of drive bevel gear 17. cooling fan, 18. guide bearing seat, 19. pump barrel, 20. seal, 21. impeller sets, 23 shell
24. 151 fixing bearing of compression plate 25. connecting rod, 26. bearing, 27. outlet tube seal receptacle, 28. sealing ring, 152 exhaust fan 153
154 driven wheel of differential of exhaust fan transmission shaft, 155. flange guide pipe, 156 ventilation opening.
Specific embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment and attached drawing, the invention will be further described, should
The examples are only for explaining the invention, is not intended to limit the scope of the present invention..
As depicted in figs. 1 and 2, a kind of long-life proof submersible sand discharging pump, including upper dress part, the pump housing, main shaft 1 and outlet tube 2；
Main shaft 1 includes the upper transmission shaft 3, several jackshafts 4 and the lower drive shaft 5 that set gradually from top to bottom, transmission shaft it
Between by shaft coupling 6 be connected；
Upper dress part includes motor 7, motor cabinet 8, pump seat 9, cooling chamber 11 and bottom plate 12；Pump seat 9 is fixed on bottom plate 12,
Bottom plate 12 seals seat 13 by machine and is connected with main shaft 1, is provided with double sealing ring 28 in machine envelope seat 13；Motor 7 is solid by motor cabinet 8
It is scheduled on pump seat 9；1 upper end of main shaft is connected by motor coupler 10 with motor output shaft；It is set between 9 middle part of pump seat and main shaft 1
It is equipped with bearing 14,9 top of pump seat is provided with the cooling chamber 11 for cooling bearing；It is set on the main shaft 1 of 11 lower part of cooling chamber
It is equipped with a cooling fan 17, a drive bevel gear 16, the drive bevel gear are provided on the main shaft 1 on 11 top of cooling chamber
16 two sides are symmetrically arranged with two groups of exhaust fan devices 15；The exhaust fan device 15 includes the row being fixed on 11 side wall of cooling chamber
Air hose is fixed on the fixing bearing 151 in air-exhausting duct, the fan-shaped ventilation hole 156 positioned at 151 surrounding of fixing bearing and the row of being set to
The transmission shaft of exhaust fan 153 at air hose nozzle, the exhaust fan 153 passes through fixing bearing 151, and passes through driven wheel of differential
154 realize and the transmission of main shaft 1 with 16 Vertical Meshing of drive bevel gear；
The pump housing includes the pump housing shell being sequentially connected from top to bottom, pump head, and pump housing upper shell is connected with machine envelope seat, the pump housing
Shell includes that several sections pass through the pump barrel 19 that guide bearing seat is connected；Pump head includes the seal 20 set gradually from top to bottom, more
A impeller sets 21 being longitudinally superimposed, impeller unit 21 include shell 22 and impeller 23, and impeller 23 is located in shell 22 and passes through key
It is connected with main shaft 1, is bolted between multiple impeller sets 21；Seal 20 and compression plate 24 are compressed multiple by connecting rod 25
Impeller sets；
2 lower end of outlet tube is connected with pump head water outlet, and upper end passes through bottom plate 12 and mutually fixes with bottom plate 12.
Wherein, bearing 26 is provided between seal 20 and main shaft 1.
Wherein, outlet tube 2 and 12 junction of bottom plate are provided with outlet tube seal receptacle 27.
Wherein, motor coupler 10 includes the shaft coupling 101 and shaft coupling 102 mutually fixed by key with transmission shaft, and two
It is connected between shaft coupling by bolt.
In submerged pump progress in use, bearing starts quick rotation, amount of heat is generated, at the same time cooling fan 17
It starts to work under the drive of main shaft with ventilation fan device 15, heat is discharged to outside submerged pump from bearing, it is additional without providing
In the case where power, good heat dissipation effect, long service life.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of long-life proof submersible sand discharging pump, which is characterized in that including upper dress part, the pump housing, main shaft and outlet tube；
The main shaft includes the upper transmission shaft, several jackshafts and lower drive shaft set gradually from top to bottom, the transmission
It is connected between axis by shaft coupling；
The upper dress part includes motor, motor cabinet, pump seat, cooling chamber and bottom plate；The pump seat is fixed on bottom plate, described
Bottom plate seat sealed by machine be connected with main shaft；The motor is fixed on pump seat by motor cabinet；Main shaft upper end passes through motor
Shaft coupling is connected with motor output shaft；Bearing is provided between main shaft in the middle part of pump seat；The pump seat top, which is provided with, to be used for
The cooling chamber of cooling bearing；A cooling fan is provided on the main shaft of cooling chamber lower part, the main shaft positioned at cooling chamber top
On be provided with a drive bevel gear, the drive bevel gear two sides are symmetrically arranged with two groups of exhaust fan devices；The exhaust fan dress
The air-exhausting duct including being fixed on cooling chamber side wall is set, is fixed on fixing bearing in air-exhausting duct, positioned at fixing bearing surrounding
The transmission shaft of fan-shaped ventilation hole and the exhaust fan being set at air-exhausting duct nozzle, the exhaust fan passes through fixing bearing, and leads to
It crosses driven wheel of differential and drive bevel gear Vertical Meshing is realized and spindle drive；
The pump housing includes the pump housing shell being sequentially connected from top to bottom, and pump head, pump housing upper shell is connected with machine envelope seat, described
Pump housing shell include several sections pass through guide bearing seat be connected pump barrel；The pump head includes the sealing set gradually from top to bottom
Body, multiple impeller sets being longitudinally superimposed, the impeller unit include shell and impeller, and the impeller is located in shell and passes through key
It is connected with main shaft, is bolted between the multiple impeller sets；The seal and compression plate are compressed multiple by connecting rod
Impeller sets；
The outlet tube lower end is connected with pump head water outlet, and upper end passes through bottom plate and mutually fixes with bottom plate.
2. a kind of long-life proof submersible sand discharging pump as described in claim 1, which is characterized in that be connected on the inside of the fixing bearing
Flange form guide pipe.
3. a kind of long-life proof submersible sand discharging pump as described in claim 1, which is characterized in that be provided in the machine envelope seat dual
Sealing ring.
4. a kind of long-life proof submersible sand discharging pump as described in claim 1, which is characterized in that set between the seal and main shaft
It is equipped with bearing.
5. a kind of long-life proof submersible sand discharging pump as described in claim 1, which is characterized in that the outlet tube and back plate connections
It is provided with outlet tube seal receptacle.
6. a kind of long-life proof submersible sand discharging pump as described in claim 1, which is characterized in that the motor coupler includes passing through
Key and transmission shaft mutually fixed two shaft couplings are connected between two shaft couplings by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910677193.7A CN110374931A (en) | 2019-07-25 | 2019-07-25 | A kind of long-life proof submersible sand discharging pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910677193.7A CN110374931A (en) | 2019-07-25 | 2019-07-25 | A kind of long-life proof submersible sand discharging pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110374931A true CN110374931A (en) | 2019-10-25 |
Family
ID=68255948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910677193.7A Withdrawn CN110374931A (en) | 2019-07-25 | 2019-07-25 | A kind of long-life proof submersible sand discharging pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110374931A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905848A (en) * | 2019-11-15 | 2020-03-24 | 徐州三源实业有限公司 | Sealing structure of submersible pump |
-
2019
- 2019-07-25 CN CN201910677193.7A patent/CN110374931A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110905848A (en) * | 2019-11-15 | 2020-03-24 | 徐州三源实业有限公司 | Sealing structure of submersible pump |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191025 |