CN206785663U - A kind of low liquid level pump drainage pump of light-duty big flow - Google Patents
A kind of low liquid level pump drainage pump of light-duty big flow Download PDFInfo
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- CN206785663U CN206785663U CN201720521406.3U CN201720521406U CN206785663U CN 206785663 U CN206785663 U CN 206785663U CN 201720521406 U CN201720521406 U CN 201720521406U CN 206785663 U CN206785663 U CN 206785663U
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- pump
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- impeller
- water pump
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Abstract
It the utility model is related to immersible pump field,A kind of more particularly to low liquid level pump drainage pump of light-duty big flow,Its water pump end cap for including pump case and being fixedly connected located at pump case bottom and by bolt with pump case,The pump case upper portion side wall is provided with discharge outlet,Power source is provided with the pump case,The power source is by the motor base that is fixedly connected with pump case,Formed through motor base and pump case and the pump shaft extended at water pump end cap and the rotor core being sheathed on outside pump shaft,It is uniform inside the rotor core to be embedded with multigroup permanent-magnet pole,The bottom of pump shaft is provided with unshrouded impeller in the water pump end cap,The unshrouded impeller is fixed by impeller locking nut and pump shaft and locked,The top of the water pump end cap swing-in impeller is provided with the grease chamber being fixedly connected with water pump end cap,The grease chamber lower end is provided with grease chamber end cap,The bottom of the water pump end cap is provided with water sucking mouth.Device provided by the utility model sealing lubricating function is strong, can do operation, and impeller be not easy it is stuck.
Description
Technical field
It the utility model is related to immersible pump field, more particularly to a kind of low liquid level pump drainage pump of light-duty big flow.
Background technology
Agricultural irrigation will use immersible pump when either extracting road ponding, current immersible pump does not allow dry operation,
And sealing lubricating function is poor, and when extracting road ponding, because solid particulate matter impurity is relatively more, easily occur
Impeller is stuck or blocks the phenomenon of the pump housing.
Utility model content
Technical problem to be solved in the utility model be to provide sealing lubricating function it is strong, operation, and impeller can be done
It is not easy a kind of low liquid level pump drainage pump of stuck light-duty big flow.
The utility model is to be achieved by the following technical programs：
A kind of low liquid level pump drainage pump of light-duty big flow, it includes pump case and located at pump case bottom and by bolt and pump case
The water pump end cap being fixedly connected, the pump case upper portion side wall are provided with discharge outlet, power source, the power are provided with the pump case
Source through motor base and pump case and the pump shaft extended at water pump end cap and is arranged by the motor base being fixedly connected with pump case
Formed in the rotor core outside pump shaft, it is uniform inside the rotor core to be embedded with multigroup permanent-magnet pole, in the water pump end cap
The bottom of pump shaft is provided with unshrouded impeller, and the unshrouded impeller is fixed by impeller locking nut and pump shaft and locked, the water pump
The top of end cap swing-in impeller is provided with the grease chamber being fixedly connected with water pump end cap, and the grease chamber lower end is provided with grease chamber end cap, institute
The bottom for stating water pump end cap is provided with water sucking mouth；
Pump case and the water pump end cap is made up of aluminum alloy materials；
The water sucking mouth of the water pump end cap, which is bolted, is provided with water suction filter screen；
The pump shaft grease chamber and with cooperation of the water pump end cap close to impeller at be respectively equipped with mechanical seal；
The water pump end cap is set with rubber guiding gutter between the mechanical seal and water pump end cap at the cooperation of impeller
Lid；
Line with rubber processing is respectively adopted in the overflowing end face of pump case and the water pump end cap；
The lower end of the motor base is fixedly connected with electric motor end cap, equipped with non-maintaining between the electric motor end cap and pump shaft
Bearing；
The pump case inner top is equipped with waterproof wiring terminal board, and the top of the waterproof wiring terminal board is provided with cuts with scissors with pump case
The pump case lid connect；
Mechanical sealing static ring is installed at the grease chamber end cap.
The beneficial effects of the utility model are：
A kind of low liquid level pump drainage pump of light-duty big flow, it includes pump case and located at pump case bottom and by bolt and pump case
The water pump end cap being fixedly connected, is provided with power source in the pump case, the power source by the motor base that is fixedly connected with pump case,
Formed through motor base and pump case and the pump shaft extended at water pump end cap and the rotor core being sheathed on outside pump shaft, described turn
Sub- core interior it is uniform be embedded with multigroup permanent-magnet pole, so use magneto degree of protection IP68, to make whole for power source
Machine security performance and efficiency greatly improve；
The bottom of pump shaft is provided with unshrouded impeller in the water pump end cap, the unshrouded impeller by impeller locking nut with
Pump shaft fixes locking, using unshrouded impeller, can prevent from blocking the pump housing, pass through impeller locking screw by general solid particle
Female fix impeller and pump shaft is locked, and can prevent impeller from jumping in the course of the work；
The top of the water pump end cap swing-in impeller is provided with the grease chamber being fixedly connected with water pump end cap, so in grease chamber
It filling silicon oil, can be mechanical seal lubrication, prevent the generation of water pump dry grinding phenomenon, water pump can realize the work(of dry operation
Energy, substantially increase the service life of sealing；
The pump case upper portion side wall is provided with discharge outlet, and the bottom of the water pump end cap is provided with water sucking mouth, so dives under water
Pump is capable of the ponding of the shallower position of pump drainage by the way of draining in lower water suction；
Pump case and the water pump end cap is made up of aluminum alloy materials, and quality mitigates significantly compared with traditional immersible pump；
The water sucking mouth of the water pump end cap, which is bolted, is provided with water suction filter screen, effectively can contain in filter sewage
The larger solid particle having, prevent that impeller or the pump housing are stuck；
The pump shaft grease chamber and with cooperation of the water pump end cap close to impeller at be respectively equipped with mechanical seal, so using double
End surface mechanical sealing, compared with traditional Single Mechanical sealing, double protection is carried out, sealing property is more reliable；
The water pump end cap is set with rubber guiding gutter between the mechanical seal and water pump end cap at the cooperation of impeller
Lid, the water at mechanical seal can be exported, anti-water-stop body is entered in mechanical seal, and further extend sealing uses the longevity
Life；
Line with rubber processing is respectively adopted in the overflowing end face of pump case and the water pump end cap, in the case where cavity volume is constant,
Both water pump seamless energy can be increased, elastic deformation can be increased again, prevent big particulate matter by when by impeller or pump housing card
Extremely；
The lower end of the motor base is fixedly connected with electric motor end cap, equipped with non-maintaining between the electric motor end cap and pump shaft
Bearing, it is not only easy to use, it is hardly damaged, and reduce because financial resource and material resource caused by maintenance are lost；
The pump case inner top is equipped with waterproof wiring terminal board, and the top of the waterproof wiring terminal board is provided with cuts with scissors with pump case
The pump case lid connect, cable are easier abrasion, it is necessary to often change at port when entering in the pump housing, filled in pump case inner top
There is waterproof wiring terminal board, pump case need not be dismantled when cable is changed in maintenance, only pump case lid need to be opened into can changes, very
It is convenient and swift；
Mechanical sealing static ring is installed at the grease chamber end cap, is advantageous to increase sealing effectiveness.
Brief description of the drawings
Fig. 1 is cross section structure diagram of the present utility model；
In figure：1. pump shaft, 2. pump cases, 3. grease chambers, 4. grease chamber end caps, 5. electric motor end caps, 6. water sucking mouths, 7. impeller locking screws
Mother, 8. unshrouded impellers, 9. end cap mechanical seals, 10. grease chamber mechanical seals, 11. non-maintaining bearings, 12. motor bases, 13. turns
Sub- iron core, 14. discharge outlet, 15. waterproof wiring terminal boards, 16. pump case lids, 17. water pump end caps, 18. water suction filter screens, 19. rubber
Water guide groove lid, 20. line with rubber.
Embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings
The utility model is described in further detail with most preferred embodiment.
As illustrated, a kind of low liquid level pump drainage pump of light-duty big flow, it includes pump case 2 and located at pump case bottom and passed through
The water pump end cap 17 that bolt is fixedly connected with pump case, the pump case upper portion side wall are provided with discharge outlet 14, are provided with the pump case
Power source, the power source through motor base and pump case and extend to water pump by the motor base 12 being fixedly connected with pump case
Pump shaft 1 at end cap and the rotor core 13 being sheathed on outside pump shaft are formed, uniform embedded with multigroup inside the rotor core
Permanent-magnet pole (not shown), the bottom of pump shaft is provided with unshrouded impeller 8 in the water pump end cap, and the unshrouded impeller passes through impeller lock
Tight nut 7 is fixed with pump shaft locks, and the top of the water pump end cap swing-in impeller is provided with the oil being fixedly connected with water pump end cap
Room 3, the grease chamber lower end are provided with grease chamber end cap 4, and the bottom of the water pump end cap is provided with water sucking mouth 6；
Optimization, pump case and water pump end cap are made up of aluminum alloy materials；
Further, the water sucking mouth of water pump end cap, which is bolted, is provided with water suction filter screen 18；
Further, pump shaft with grease chamber cooperation at be provided with grease chamber mechanical seal 10, in the matching somebody with somebody close to impeller with water pump end cap
End cap mechanical seal 9 is provided with conjunction；
Further, it is set with rubber water guide between mechanical seal and water pump end cap of the water pump end cap at the cooperation of impeller
Groove lid 19；
Further, the overflowing end face of pump case and water pump end cap is respectively adopted line with rubber 20 and handled, and glue lining here can be with phase
The pump case answered and the hot-cast of water pump end cap are together；
Further, the lower end of motor base is fixedly connected with electric motor end cap 5, is equipped with and exempts between the electric motor end cap and pump shaft
Safeguard bearing 11；
Further, pump case inner top is equipped with waterproof wiring terminal board 15, the top of the waterproof wiring terminal board be provided with
The be hinged pump case lid 16 of pump case；
Further, mechanical sealing static ring (not shown) is provided with grease chamber end cap.
When dive under water pump work when, pump shaft rotation, drive unshrouded impeller rotation, water body inhaled from the water sucking mouth of water pump end cap
Enter into casing cap, by the rotation of impeller, arranged at the discharge outlet in pump case upper portion side wall that drive water body moves up to
Go out.
Due to a kind of low liquid level pump drainage pump of light-duty big flow, it include pump case and located at pump case bottom and by bolt with
The water pump end cap that pump case is fixedly connected, is provided with power source in the pump case, and the power source is by the motor that is fixedly connected with pump case
Pedestal, formed through motor base and pump case and the pump shaft extended at water pump end cap and the rotor core being sheathed on outside pump shaft,
Uniform inside the rotor core to be embedded with multigroup permanent-magnet pole, so using magneto, degree of protection is for power source
IP68, greatly improve complete machine security performance and efficiency；
The bottom of pump shaft is provided with unshrouded impeller in the water pump end cap, the unshrouded impeller by impeller locking nut with
Pump shaft fixes locking, using unshrouded impeller, can prevent from blocking the pump housing, pass through impeller locking screw by general solid particle
Female fix impeller and pump shaft is locked, and can prevent impeller from jumping in the course of the work；
The top of the water pump end cap swing-in impeller is provided with the grease chamber being fixedly connected with water pump end cap, so in grease chamber
It filling silicon oil, can be mechanical seal lubrication, prevent the generation of water pump dry grinding phenomenon, water pump can realize the work(of dry operation
Energy, substantially increase the service life of sealing；
The pump case upper portion side wall is provided with discharge outlet, and the bottom of the water pump end cap is provided with water sucking mouth, so dives under water
Pump is capable of the ponding of the shallower position of pump drainage by the way of draining in lower water suction；
Pump case and the water pump end cap is made up of aluminum alloy materials, and quality mitigates significantly compared with traditional immersible pump；
The water sucking mouth of the water pump end cap, which is bolted, is provided with water suction filter screen, effectively can contain in filter sewage
The larger solid particle having, prevent that impeller or the pump housing are stuck；
The pump shaft grease chamber and with cooperation of the water pump end cap close to impeller at be respectively equipped with mechanical seal, so using double
End surface mechanical sealing, compared with traditional Single Mechanical sealing, double protection is carried out, sealing property is more reliable；
The water pump end cap is set with rubber guiding gutter between the mechanical seal and water pump end cap at the cooperation of impeller
Lid, the water at mechanical seal can be exported, anti-water-stop body is entered in mechanical seal, and further extend sealing uses the longevity
Life；
Line with rubber processing is respectively adopted in the overflowing end face of pump case and the water pump end cap, in the case where cavity volume is constant,
Both water pump seamless energy can be increased, elastic deformation can be increased again, prevent big particulate matter by when by impeller or pump housing card
Extremely；
The lower end of the motor base is fixedly connected with electric motor end cap, equipped with non-maintaining between the electric motor end cap and pump shaft
Bearing, it is not only easy to use, it is hardly damaged, and reduce because financial resource and material resource caused by maintenance are lost；
The pump case inner top is equipped with waterproof wiring terminal board, and the top of the waterproof wiring terminal board is provided with cuts with scissors with pump case
The pump case lid connect, cable are easier abrasion, it is necessary to often change at port when entering in the pump housing, filled in pump case inner top
There is waterproof wiring terminal board, pump case need not be dismantled when cable is changed in maintenance, only pump case lid need to be opened into can changes, very
It is convenient and swift；
Mechanical sealing static ring is provided with the grease chamber end cap, is advantageous to increase sealing effectiveness.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (9)
1. a kind of low liquid level pump drainage pump of light-duty big flow, it is characterized in that：Including pump case and located at pump case bottom and pass through bolt
The water pump end cap being fixedly connected with pump case, the pump case upper portion side wall are provided with discharge outlet, power source, institute are provided with the pump case
Power source is stated by the motor base that is fixedly connected with pump case, through motor base and pump case and the pump shaft that extends at water pump end cap
And be sheathed on rotor outside pump shaft and form, it is uniform inside the rotor core to be embedded with multigroup permanent-magnet pole, the water pump end cap
The bottom of interior pump shaft is provided with unshrouded impeller, and the unshrouded impeller is fixed by impeller locking nut and pump shaft and locked, the water
The top of pump end cap swing-in impeller is provided with the grease chamber being fixedly connected with water pump end cap, and the grease chamber lower end is provided with grease chamber end cap,
The bottom of the water pump end cap is provided with water sucking mouth.
2. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：Pump case and the water pump end
Cover and be made up of aluminum alloy materials.
3. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：The suction of the water pump end cap
It is bolted at the mouth of a river and water suction filter screen is installed.
4. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：The pump shaft in grease chamber and
With water pump end cap mechanical seal is respectively equipped with the cooperation of impeller.
5. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：The water pump end cap is close
Rubber water guide groove lid is set between mechanical seal and water pump end cap at the cooperation of impeller.
6. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：Pump case and the water pump end
Line with rubber processing is respectively adopted in the overflowing end face of lid.
7. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：Under the motor base
End is fixedly connected with electric motor end cap, and non-maintaining bearing is housed between the electric motor end cap and pump shaft.
8. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：The pump case inner top dress
There is waterproof wiring terminal board.
9. a kind of low liquid level pump drainage pump of light-duty big flow according to claim 1, it is characterized in that：Pacify at the grease chamber end cap
Equipped with mechanical sealing static ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720521406.3U CN206785663U (en) | 2017-05-11 | 2017-05-11 | A kind of low liquid level pump drainage pump of light-duty big flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720521406.3U CN206785663U (en) | 2017-05-11 | 2017-05-11 | A kind of low liquid level pump drainage pump of light-duty big flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206785663U true CN206785663U (en) | 2017-12-22 |
Family
ID=60709385
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720521406.3U Active CN206785663U (en) | 2017-05-11 | 2017-05-11 | A kind of low liquid level pump drainage pump of light-duty big flow |
Country Status (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302047A (en) * | 2018-04-23 | 2018-07-20 | 汉能（天津）工业泵有限公司 | A kind of wear-resisting anti-jamming pump chamber structure |
| CN108443164A (en) * | 2018-04-23 | 2018-08-24 | 汉能（天津）工业泵有限公司 | The low liquid level pump drainage pump of light-duty big flow |
| CN108869327A (en) * | 2017-05-11 | 2018-11-23 | 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 |
-
2017
- 2017-05-11 CN CN201720521406.3U patent/CN206785663U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869327A (en) * | 2017-05-11 | 2018-11-23 | 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 |
| CN108302047A (en) * | 2018-04-23 | 2018-07-20 | 汉能（天津）工业泵有限公司 | A kind of wear-resisting anti-jamming pump chamber structure |
| CN108443164A (en) * | 2018-04-23 | 2018-08-24 | 汉能（天津）工业泵有限公司 | The low liquid level pump drainage pump of light-duty big flow |
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