CN108443164A - The low liquid level pump drainage pump of light-duty big flow - Google Patents
The low liquid level pump drainage pump of light-duty big flow Download PDFInfo
- Publication number
- CN108443164A CN108443164A CN201810365930.5A CN201810365930A CN108443164A CN 108443164 A CN108443164 A CN 108443164A CN 201810365930 A CN201810365930 A CN 201810365930A CN 108443164 A CN108443164 A CN 108443164A
- Authority
- CN
- China
- Prior art keywords
- end cap
- pump
- motor
- water pump
- liquid level
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000004519 grease Substances 0.000 claims description 46
- 239000003292 glue Substances 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 21
- 244000043261 Hevea brasiliensis Species 0.000 claims description 10
- 229920003052 natural elastomer Polymers 0.000 claims description 10
- 229920001194 natural rubber Polymers 0.000 claims description 10
- 230000035939 shock Effects 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 13
- 239000012535 impurity Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000013618 particulate matter Substances 0.000 description 4
- 229920002545 silicone oil Polymers 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000003657 drainage water Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 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
- F04D13/0606—Canned motor pumps
-
- 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
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
-
- 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to water pump fields, more particularly to the low liquid level pump drainage pump of light-duty big flow, it includes pump case, motor, water pump end cap, adjustable suction inlet and strainer shape engineering for pump housing, adjustable suction inlet is installed on the end of water pump end cap, the outer wall of suction inlet is equipped with flange, multiple flange holes are offered on flange, water pump end cap offers multiple end cap blind holes, water pump end cap is connect with adjustable suction inlet by adjusting bolt, in adjusting bolt upper adjusting nut and lower adjusting nut are respectively equipped in the both sides up and down of flange, strainer shape engineering for pump housing includes bottom plate and side wall, the bottom plate is plane and offers multiple drain holes, side wall is filter network structure and steps down equipped with multiple indents, pedestal is fixedly connected with water pump end cap by fastening bolt at indent resigning.Apparatus structure provided by the invention is simple and convenient to operate, is time saving and energy saving, preventing the flow lift of water pump damage and water pump from reducing.
Description
Technical field
The present invention relates to water pump field more particularly to the low liquid level pump drainage pumps of light-duty big flow.
Background technology
Agricultural irrigation will use water pump, common pump drainage water pump, water pump end cap and suction when either extracting road ponding
It is all made of and is fixedly connected between entrance, when water pump carries out extracting road ponding operation, need water pump being fixedly mounted on operation
Position, and so that water sucking mouth is left ground a certain distance and just can guarantee that pump drainage water conservancy project is smoothed out, it is more time-consuming, for
Road is speedily carried out rescue work for operation, undoubtedly will produce prodigious influence, and when pump working for a period of time after, the inner wall of suction inlet or
Person, which is impeller, will occur certain abrasion, and the gap between suction inlet and impeller is caused to increase, to influence the flow of water pump
And lift.
Invention content
Technical problem to be solved by the invention is to provide it is simple in structure, easy to operate, time saving and energy saving, prevent water pump from damaging
And the low liquid level pump drainage pump of light-duty big flow that the flow lift of water pump reduces.
The present invention is to be achieved by the following technical programs:
The low liquid level pump drainage pump of light-duty big flow comprising pump case, is fixedly installed in pump case bottom at the motor being installed in pump case
Water pump end cap, adjustable suction inlet and the strainer shape engineering for pump housing in portion, the adjustable suction inlet are installed on water pump end cap
End, the outer wall of suction inlet is equipped with flange, offers multiple flange holes on the flange, the water pump end cap with it is convex
Edge through-hole opposite position offers multiple end cap blind holes, and the water pump end cap is opposite by being installed on adjustable suction inlet
Adjusting bolt connects between the flange hole answered and end cap blind hole, is respectively equipped in the both sides up and down of flange in the adjusting bolt
Upper adjusting nut and lower adjusting nut, the strainer shape engineering for pump housing include bottom plate and side wall, and the bottom plate is plane and opens up
Have multiple drain holes, side wall is filter network structure and steps down equipped with multiple indents, the pedestal at indent resigning with water pump end
Lid is fixedly connected by fastening bolt.
Further, the junction of pedestal and water pump end cap is equipped with the elastic shock attenuation column with through-hole, the fastening bolt
Pedestal is fixedly connected by the through-hole across elastic shock attenuation column with water pump end cap.
Further, the motor includes motor casing, is fixedly installed in the electric motor end cap and motor shaft of motor casing bottom, described
The lower section of electric motor end cap is equipped with the grease chamber end cap that is fixedly connected with motor casing, water pump end cap, electric motor end cap and grease chamber end cap it
Between the space that surrounds form grease chamber, the motor shaft is located in motor casing and across electric motor end cap and grease chamber end cap, the motor
The end of axis connects impeller, and the glue lining of backpitch structure, grease chamber end are installed on the grease chamber end cap between grease chamber and impeller
It is equipped with mechanical seal between lid and electric motor end cap, the helical heat spreader being fixedly connected with electric motor end cap is equipped at the mechanical seal
Piece.
Further, the mechanical seal includes a rotating ring and two stationary rings, and a stationary ring is fixedly mounted on grease chamber end cap
On, another stationary ring is fixedly mounted on electric motor end cap, and the moving ring sleeve is on motor shaft and between two stationary rings, institute
It states and is arranged with holddown spring outside rotating ring.
Further, it is additionally provided with motor incoming seal protection mechanism comprising independent sealed wiring room, the sealed wiring
Room is made of the wire box upper cover of the front motor cover and sealing that are fixedly installed in above motor casing being fixedly installed on front motor cover,
The sealed wiring room is equipped with incoming line and line outlet, and cable fixing seal ring, the line outlet are equipped at the incoming line
Place is equipped with Waterproof connector of cable.
Further, natural rubber sealing ring is installed between the cable and front motor cover below cable fixing seal ring.
Further, it is installed with wire cable fixing clamp at the incoming line.
Further, glue lining is installed on the inner wall of the suction inlet, the bottom of grease chamber end cap is installed with glue lining.
Further, the motor is permanent magnet synchronous motor.
Beneficial effects of the present invention
The low liquid level pump drainage pump of light-duty big flow that the present invention protects, an engineering for pump housing is installed in Pump Suction inlet, and
It is connect with water pump end cap by fastening bolt, the bottom level of pedestal, side wall be filter network structure, the bottom of suction inlet with
The bottom of pedestal is separated by a distance, and when needing to take out draining, is fixed without installing, pedestal can play firm work
With, and strainer can be played the role of, it is relatively simple for structure and time saving and energy saving, for various operations of speedily carrying out rescue work strive for bigger when
Between efficiency.Bottom plate is plane and offers multiple drain holes, after taking out draining, since the strainer of side wall is away from pedestal
There is a certain distance bottom, and remaining impurity and moisture can be discharged by the drain hole of bottom in water pump, prevents raffinate rotten
Water pump is lost, and works as pump working for a period of time, certain abrasion, suction inlet and leaf occur for the inner wall either impeller of suction inlet
When gap between wheel increases, by adjusting adjusting bolt, suction inlet is made to be moved upwards relative to the position of end cap, suction inlet and
Gap between impeller will reduce, and relatively simple for structure to maintain pump performance to remain unchanged, adjusting is convenient to.
One elastic shock attenuation column is set, plays cushioning effect during transport and use, prevents from causing water pump larger
Impact damages water pump.
Mechanical seal is set in the grease chamber between grease chamber end cap and electric motor end cap, filled with silicone oil in grease chamber, to mechanical seal
Good lubrication effect is formed, mechanical equipment is protected, is in addition fixedly mounted on the grease chamber end cap between grease chamber and impeller
There is the glue of backpitch structure to serve as a contrast, when motor rotate, backpitch glue lining can stop the impurity in flow, and from impeller with it is oily
Gap discharge between the end cap of room, prevents impurity from entering grease chamber, damages mechanical seal, and when motor shaft rotates, spiral shape dissipates
Backing can further promote the silicone oil in grease chamber to flow, and radiate convenient for mechanical seal, prevent temperature higher, component is caused to become
Shape, to influence sealing effect.
And mechanical seal includes a rotating ring and two stationary rings, can ensure the sealing effect of mechanical seal in this way,
It is arranged with holddown spring outside rotating ring, the gap between rotating ring and stationary ring can be adjusted, be further ensured that sealing effect.
And motor incoming seal protection mechanism is set, the cable of pump motor is worn from the cable fixing seal ring of incoming line
Enter to enter in independent sealed wiring room, then is pierced by from the Waterproof connector of cable of bottom out of sealed wiring room and connects with motor
Connect, relatively simple for structure, the sealing of cable is reliable, maintenance or when replacing power cord, without by terminal plate from armature chamber
It removes, as long as opening wire box upper cover, you can maintenance replacement is carried out, it is very convenient quick, and independent sealed interstar connection room can also be right
Motor carries out second protection, and determining for motor is protected by line outlet Waterproof connector of cable sealed wiring room intakes
The components such as son, rotor, bearing, avoid motor entering water.
Natural rubber sealing ring is installed, according to rubber between the cable and front motor cover below cable fixing seal ring
Cable is passed through natural rubber sealing ring, is compressed by cable fixing seal ring, natural rubber is promoted to seal by compressive deformation principle
Annular strain can reach more ideal water proof and dust proof sealing effect.Wire cable fixing clamp is installed at incoming line, to solid
Determine cable, cable friction is damaged during preventing use.
Glue lining is installed on the inner wall of suction inlet, the bottom of grease chamber end cap is installed with glue lining, when water pump suction
When water, water is inhaled into from suction inlet, and meeting entrainment portions granule foreign enters pump chamber together, when granule foreign moves to impeller and inhales
When between entrance and between impeller and grease chamber end cap, due to the elastic reaction of glue lining, glue will be served as a contrast crimp by particulate matter
And pass through, prevent particulate matter wear equipment or be stuck in pump chamber, by burn-down of electrical machinery.
Motor is permanent magnet synchronous motor so that the pump volume is small, light-weight and more energy efficient.
Description of the drawings
Fig. 1 is schematic cross-sectional view of the present invention;
Fig. 2 is this suction inlet place enlarged structure schematic diagram;
Fig. 3 is strainer shape engineering for pump housing main structure diagram;
Fig. 4 is water pump end cap present invention looks up structural representation;
Fig. 5 is mechanical seal enlarged structure schematic diagram;
Fig. 6 is sealed wiring room incoming line enlarged structure schematic diagram;
1. motor in figure, 2. wire box upper covers, 3. front motor covers, 4. motor shafts, 5. motor casings, 6. electric motor end caps, 7. pump cases,
8. grease chamber end cap, 9. impellers, 10. water pump end caps, 11. suction inlets, 12. strainer shape engineering for pump housing, 14. adjusting bolts, 15. anti-spiral shells
The glue for revolving structure serves as a contrast, 16. mechanical seals, 17. flanges, 18. Waterproof connector of cable, adjusting nut on 19., 20. times adjusting nuts,
21. fastening bolt, 22. drain holes, 23. glue lining, 24. elastic shock attenuation columns, 25. indents are stepped down, 26. spiral radiators, 27. is quiet
Ring, 28. holddown springs, 29. rotating rings, 30. wire cable fixing clamps, 31. cable fixing seal rings, 32. natural rubber sealing rings.
Specific implementation mode
The low liquid level pump drainage pump of light-duty big flow comprising pump case 7, is fixedly installed in pump case at the motor 1 being installed in pump case
Water pump end cap 10, adjustable suction inlet 11 and the strainer shape engineering for pump housing 12 of bottom, the adjustable suction inlet are installed on
The outer wall of the end of water pump end cap, suction inlet is equipped with flange 17, and multiple flange holes, the water pump are offered on the flange
End cap is offering multiple end cap blind holes with flange hole opposite position, and the water pump end cap passes through with adjustable suction inlet
It is installed on adjusting bolt 14 between corresponding flange hole and end cap blind hole to connect, in the adjusting bolt above and below flange
Both sides are respectively equipped with adjusting nut 19 and lower adjusting nut 20, and the strainer shape engineering for pump housing includes bottom plate and side wall, described
Bottom plate is plane and offers multiple drain holes 22, and side wall is filter network structure and is equipped with multiple indents resigning 25, the pedestal
It is fixedly connected by fastening bolt 21 with water pump end cap at indent resigning.
Further, the junction of pedestal and water pump end cap is equipped with the elastic shock attenuation column 24 with through-hole, the fastening spiral shell
Bolt passes through the through-hole of elastic shock attenuation column to be fixedly connected with pedestal with water pump end cap.
Further, the motor includes motor casing 5, is fixedly installed in the electric motor end cap 6 and motor shaft 4 of motor casing bottom,
The lower section of the electric motor end cap is equipped with the grease chamber end cap 8 being fixedly connected with motor casing, water pump end cap, electric motor end cap and grease chamber end
The space surrounded between lid forms grease chamber, and the motor shaft is located in motor casing and passes through electric motor end cap and grease chamber end cap, described
The end of motor shaft connects impeller 9, and the glue lining 15 of backpitch structure is installed on the grease chamber end cap between grease chamber and impeller,
It is equipped with mechanical seal 16 between grease chamber end cap and electric motor end cap, the spiral shell being fixedly connected with electric motor end cap is equipped at the mechanical seal
Revolve shape cooling fin 26.
Further, the mechanical seal includes a rotating ring 29 and two stationary rings 27, and a stationary ring is fixedly mounted on grease chamber
On end cap, another stationary ring is fixedly mounted on electric motor end cap, the moving ring sleeve on the motor shaft and positioned at two stationary rings it
Between, it is arranged with holddown spring 28 outside the rotating ring.
Further, it is additionally provided with motor incoming seal protection mechanism comprising independent sealed wiring room, the sealed wiring
Room is by the front motor cover 3 being fixedly installed in above motor casing and 2 groups of the wire box upper cover being fixedly installed on front motor cover of sealing
Be equipped with incoming line and line outlet at, the sealed wiring room, cable fixing seal ring 31 be installed at the incoming line, it is described go out
Waterproof connector of cable 18 is installed at line mouth.
Further, natural rubber sealing ring 32 is installed between the cable and front motor cover below cable fixing seal ring.
Further, it is installed with wire cable fixing clamp 30 at the incoming line.
Further, glue lining 23 is installed on the inner wall of the suction inlet, the bottom of grease chamber end cap is installed with glue
Lining.
Further, the motor is permanent magnet synchronous motor.
Due to the low liquid level pump drainage pump of light-duty big flow that the present invention protects, one water pump bottom is installed in Pump Suction inlet
Seat, and it is connect with water pump end cap by fastening bolt, the bottom level of pedestal, side wall is filter network structure, suction inlet
Bottom and the bottom of pedestal are separated by a distance, and when needing to take out draining, are fixed without installing, pedestal can play surely
Gu effect, and strainer can be played the role of, it is relatively simple for structure and time saving and energy saving, strive for bigger for various operations of speedily carrying out rescue work
Time efficiency.Bottom plate is plane and offers multiple drain holes, after taking out draining, since the strainer of side wall is the bottom of away from
There is a certain distance the bottom of seat, and remaining impurity and moisture can be discharged by the drain hole of bottom in water pump, be prevented residual
Corrosion water pump, and work as pump working for a period of time, certain abrasion, suction inlet occur for the inner wall either impeller of suction inlet
When gap between impeller increases, by adjusting adjusting bolt, suction inlet is made to be moved upwards relative to the position of end cap, sucked
Gap between mouth and impeller will reduce, relatively simple for structure to maintain pump performance to remain unchanged, and adjust also very square
Just.
One elastic shock attenuation column is set, plays cushioning effect during transport and use, prevents from causing water pump larger
Impact damages water pump.
Mechanical seal is set in the grease chamber between grease chamber end cap and electric motor end cap, filled with silicone oil in grease chamber, to mechanical seal
Good lubrication effect is formed, mechanical equipment is protected, is in addition fixedly mounted on the grease chamber end cap between grease chamber and impeller
There is the glue of backpitch structure to serve as a contrast, when motor rotate, backpitch glue lining can stop the impurity in flow, and from impeller with it is oily
Gap discharge between the end cap of room, prevents impurity from entering grease chamber, damages mechanical seal, and when motor shaft rotates, spiral shape dissipates
Backing can further promote the silicone oil in grease chamber to flow, and radiate convenient for mechanical seal, prevent temperature higher, component is caused to become
Shape, to influence sealing effect.
And mechanical seal includes a rotating ring and two stationary rings, can ensure the sealing effect of mechanical seal in this way,
It is arranged with holddown spring outside rotating ring, the gap between rotating ring and stationary ring can be adjusted, be further ensured that sealing effect.
And motor incoming seal protection mechanism is set, the cable of pump motor is worn from the cable fixing seal ring of incoming line
Enter to enter in independent sealed wiring room, then is pierced by from the Waterproof connector of cable of bottom out of sealed wiring room and connects with motor
Connect, relatively simple for structure, the sealing of cable is reliable, maintenance or when replacing power cord, without by terminal plate from armature chamber
It removes, as long as opening wire box upper cover, you can maintenance replacement is carried out, it is very convenient quick, and independent sealed interstar connection room can also be right
Motor carries out second protection, and determining for motor is protected by line outlet Waterproof connector of cable sealed wiring room intakes
The components such as son, rotor, bearing, avoid motor entering water.
Natural rubber sealing ring is installed, according to rubber between the cable and front motor cover below cable fixing seal ring
Cable is passed through natural rubber sealing ring, is compressed by cable fixing seal ring, natural rubber is promoted to seal by compressive deformation principle
Annular strain can reach more ideal water proof and dust proof sealing effect.Wire cable fixing clamp is installed at incoming line, to solid
Determine cable, cable friction is damaged during preventing use.
Glue lining is installed on the inner wall of suction inlet, the bottom of grease chamber end cap is installed with glue lining, when water pump suction
When water, water is inhaled into from suction inlet, and meeting entrainment portions granule foreign enters pump chamber together, when granule foreign moves to impeller and inhales
When between entrance and between impeller and grease chamber end cap, due to the elastic reaction of glue lining, glue will be served as a contrast crimp by particulate matter
And pass through, prevent particulate matter wear equipment or be stuck in pump chamber, by burn-down of electrical machinery.
Motor is permanent magnet synchronous motor so that the pump volume is small, light-weight and more energy efficient.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. the low liquid level pump drainage pump of light-duty big flow, which is characterized in that including pump case, the motor being installed in pump case, be fixedly mounted
In the water pump end cap of pump case bottom, adjustable suction inlet and strainer shape engineering for pump housing, the adjustable suction inlet is installed on
The outer wall of the end of water pump end cap, suction inlet is equipped with flange, and multiple flange holes, the water pump end are offered on the flange
It covers and is offering multiple end cap blind holes with flange hole opposite position, the water pump end cap passes through peace with adjustable suction inlet
It is connected loaded on adjusting bolt between corresponding flange hole and end cap blind hole, in the both sides up and down of flange in the adjusting bolt
It is respectively equipped with adjusting nut and lower adjusting nut, the strainer shape engineering for pump housing includes bottom plate and side wall, and the bottom plate is flat
Face and multiple drain holes are offered, side wall is filter network structure and steps down equipped with multiple indents that the pedestal is at indent resigning
It is fixedly connected by fastening bolt with water pump end cap.
2. the low liquid level pump drainage pump of light-duty big flow according to claim 1, which is characterized in that the company of pedestal and water pump end cap
The place of connecing is equipped with the elastic shock attenuation column with through-hole, and the fastening bolt passes through the through-hole of elastic shock attenuation column by pedestal and water pump end
Lid is fixedly connected.
3. the low liquid level pump drainage pump of light-duty big flow according to claim 1, which is characterized in that the motor includes motor
Shell, the electric motor end cap and motor shaft for being fixedly installed in motor casing bottom, the lower section of the electric motor end cap is equipped with to be fixed with motor casing
The grease chamber end cap of connection, the space surrounded between water pump end cap, electric motor end cap and grease chamber end cap form grease chamber, the motor shaft
In motor casing and electric motor end cap and grease chamber end cap are passed through, the end of the motor shaft connects impeller, between grease chamber and impeller
Grease chamber end cap on be installed with backpitch structure glue lining, between grease chamber end cap and electric motor end cap be equipped with mechanical seal, institute
State the spiral radiator for being equipped at mechanical seal and being fixedly connected with electric motor end cap.
4. the low liquid level pump drainage pump of light-duty big flow according to claim 3, which is characterized in that the mechanical seal includes one
A rotating ring and two stationary rings, a stationary ring are fixedly mounted on grease chamber end cap, another stationary ring is fixedly mounted on electric motor end cap,
The moving ring sleeve is arranged with holddown spring on motor shaft and between two stationary rings outside the rotating ring.
5. the low liquid level pump drainage pump of light-duty big flow according to claim 1, which is characterized in that be additionally provided with motor incoming seal
Protection mechanism comprising independent sealed wiring room, the sealed wiring room is by before the motor that is fixedly installed in above motor casing
Lid and the wire box upper cover composition of sealing being fixedly installed on front motor cover, the sealed wiring room is equipped with incoming line and outlet
Mouthful, cable fixing seal ring is installed at the incoming line, Waterproof connector of cable is installed at the line outlet.
6. the low liquid level pump drainage pump of light-duty big flow according to claim 5, which is characterized in that below cable fixing seal ring
Cable and front motor cover between natural rubber sealing ring is installed.
7. the low liquid level pump drainage pump of light-duty big flow according to claim 5, which is characterized in that fix peace at the incoming line
Equipped with wire cable fixing clamp.
8. the low liquid level pump drainage pump of light-duty big flow according to claim 1, which is characterized in that on the inner wall of the suction inlet
It is installed with glue lining, the bottom of grease chamber end cap is installed with glue lining.
9. the low liquid level pump drainage pump of light-duty big flow according to claim 1, which is characterized in that the motor is permanent-magnet synchronous
Motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810365930.5A CN108443164A (en) | 2018-04-23 | 2018-04-23 | The low liquid level pump drainage pump of light-duty big flow |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810365930.5A CN108443164A (en) | 2018-04-23 | 2018-04-23 | The low liquid level pump drainage pump of light-duty big flow |
Publications (1)
Publication Number | Publication Date |
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CN108443164A true CN108443164A (en) | 2018-08-24 |
Family
ID=63200658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810365930.5A Pending CN108443164A (en) | 2018-04-23 | 2018-04-23 | The low liquid level pump drainage pump of light-duty big flow |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115622323A (en) * | 2022-12-05 | 2023-01-17 | 常州瑞斯塔电机有限公司 | Wiring structure at motor end cover |
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CN101212157A (en) * | 2006-12-25 | 2008-07-02 | 上海东方泵业(集团)有限公司 | Novel submerged motor with hermetically sealed wiring cavity |
CN202108771U (en) * | 2011-05-27 | 2012-01-11 | 林正才 | Sealing device structure for sewage pump |
CN102808781A (en) * | 2011-05-31 | 2012-12-05 | 鹤岗市斯达排沙潜水泵有限公司 | Intelligent submersible pump |
CN104903584A (en) * | 2012-12-05 | 2015-09-09 | 威乐欧洲股份公司 | Centrifugal pump in particular for waste water or polluted water |
CN206785663U (en) * | 2017-05-11 | 2017-12-22 | 汉能(天津)工业泵有限公司 | A kind of low liquid level pump drainage pump of light-duty big flow |
CN206929093U (en) * | 2017-07-17 | 2018-01-26 | 汉能(天津)工业泵有限公司 | A kind of portable submersible pumps |
CN208138156U (en) * | 2018-04-23 | 2018-11-23 | 汉能(天津)工业泵有限公司 | The low liquid level pump drainage pump of light-duty big flow |
-
2018
- 2018-04-23 CN CN201810365930.5A patent/CN108443164A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101212157A (en) * | 2006-12-25 | 2008-07-02 | 上海东方泵业(集团)有限公司 | Novel submerged motor with hermetically sealed wiring cavity |
CN202108771U (en) * | 2011-05-27 | 2012-01-11 | 林正才 | Sealing device structure for sewage pump |
CN102808781A (en) * | 2011-05-31 | 2012-12-05 | 鹤岗市斯达排沙潜水泵有限公司 | Intelligent submersible pump |
CN104903584A (en) * | 2012-12-05 | 2015-09-09 | 威乐欧洲股份公司 | Centrifugal pump in particular for waste water or polluted water |
CN206785663U (en) * | 2017-05-11 | 2017-12-22 | 汉能(天津)工业泵有限公司 | A kind of low liquid level pump drainage pump of light-duty big flow |
CN206929093U (en) * | 2017-07-17 | 2018-01-26 | 汉能(天津)工业泵有限公司 | A kind of portable submersible pumps |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN115622323A (en) * | 2022-12-05 | 2023-01-17 | 常州瑞斯塔电机有限公司 | Wiring structure at motor end cover |
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