CN110925221A - Novel submersible pump for well - Google Patents

Novel submersible pump for well Download PDF

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Publication number
CN110925221A
CN110925221A CN201911319817.4A CN201911319817A CN110925221A CN 110925221 A CN110925221 A CN 110925221A CN 201911319817 A CN201911319817 A CN 201911319817A CN 110925221 A CN110925221 A CN 110925221A
Authority
CN
China
Prior art keywords
pump
fixedly connected
connecting rod
sides
impeller
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
Application number
CN201911319817.4A
Other languages
Chinese (zh)
Inventor
张福林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN ZHONGLAN PUMP CO Ltd
Original Assignee
TIANJIN ZHONGLAN PUMP CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN ZHONGLAN PUMP CO Ltd filed Critical TIANJIN ZHONGLAN PUMP CO Ltd
Priority to CN201911319817.4A priority Critical patent/CN110925221A/en
Publication of CN110925221A publication Critical patent/CN110925221A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08Units comprising pumps and their driving means the pump being electrically driven for submerged use
    • F04D13/10Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027Varying behaviour or the very pump
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/04Shafts or bearings, or assemblies thereof
    • F04D29/046Bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/086Sealings especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/18Rotors
    • F04D29/185Rotors consisting of a plurality of wheels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/18Rotors
    • F04D29/22Rotors specially for centrifugal pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4293Details of fluid inlet or outlet

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention relates to the technical field of water pumps and discloses a novel submersible pump for a well, which comprises a pump body and two pump covers, wherein both ends of the pump body are fixedly connected with threaded cylinders, the two pump covers are in threaded connection with the corresponding threaded cylinders, a double-shaft motor is arranged at the middle end in the pump body, sealing plates are fixedly arranged on both sides of the double-shaft motor, sealing bearings are fixedly arranged in the two sealing plates and on both side walls of the pump body, two output ends of the double-shaft motor are respectively and fixedly connected with a first connecting rod and a second connecting rod through the sealing bearings, a first impeller is fixedly connected to the left end of the first connecting rod, and a second impeller is fixedly connected to the left end of the second connecting rod. The invention can quickly and conveniently adjust the lift of the submersible pump, and is convenient for use with different lift requirements.

Description

Novel submersible pump for well
Technical Field
The invention relates to the technical field of water pumps, in particular to a novel submersible pump for a well.
Background
The well submersible pump is an important device for pumping water from a deep well, and when the well submersible pump is used, the whole unit is submerged into water to work, so that underground water is pumped to the ground surface.
The bore and the impeller blade quantity of the inlet outlet of traditional water pump are fixed, lead to the lift of water pump also fixed, often have the problem that the lift distance is not enough, can only change more powerful water pump, and it is very troublesome to waste time and energy.
Disclosure of Invention
The invention aims to solve the problem that a water pump in the prior art cannot change the lift, and provides a novel submersible pump for a well.
In order to achieve the purpose, the invention adopts the following technical scheme:
a novel submersible pump for a well comprises a pump body and two pump covers, wherein both ends of the pump body are fixedly connected with threaded cylinders, the outer side walls of the threaded cylinders are provided with external threads, the inner side walls of the two pump covers are provided with internal threads, the two pump covers are in threaded connection with the corresponding threaded cylinders, the middle end in the pump body is provided with a double-shaft motor, both sides of the double-shaft motor are fixedly provided with sealing plates, both the inner parts of the two sealing plates and both side walls of the pump body are fixedly provided with sealing bearings, two output ends of the double-shaft motor are respectively and fixedly connected with a first connecting rod and a second connecting rod through the sealing bearings, the left end of the first connecting rod is fixedly connected with a first impeller, the left end of the second connecting rod is fixedly connected with a second impeller, one ends of the outer sides of the first connecting rod and the second connecting rod are rotatably, and water outlets are formed in the upper surfaces of the two pump covers, and the upper ends of the two water outlets are fixedly provided with flow limiting mechanisms for adjusting the calibers of the water outlets.
Preferably, the flow limiting mechanism comprises a ring block and a fixing ring, the lower ends of the fixing rings on two sides are fixedly connected with the corresponding upper surface of the pump cover, the ring blocks on two sides are respectively rotatably connected with the corresponding fixing rings, the inner sides of the fixing rings on two sides are respectively rotatably connected with a plurality of flow limiting plates through shaft pins, the upper surfaces of the ring blocks on two sides are respectively rotatably connected with a plurality of arc connecting rods through shaft pins, the plurality of arc connecting rods are correspondingly arranged with the plurality of flow limiting plates, and the other ends of the plurality of arc connecting rods are respectively rotatably connected with the corresponding flow limiting plates through shaft pins.
Preferably, the outer sides of the water inlets of the two pump covers are fixedly connected with flanges.
Preferably, the number of the blades of the first impeller is four, and the number of the blades of the second impeller is six.
Preferably, the model of the double-shaft motor is 5KCR19NG 410X.
Preferably, teeth are arranged on the outer portion of the annular block.
Compared with the prior art, the invention provides a novel submersible pump for a well, which has the following beneficial effects:
1. this novel immersible pump for well, the impeller that drives different blade quantity through first connecting rod and second connecting rod respectively through the biax motor both ends that the pump body is inside to be set up, comes to carry out preliminary regulation to the lift of water pump, and the water pump is inside to carry out the sealed protection to biax motor through closing plate sealed bearing.
2. This novel immersible pump for well through the current-limiting mechanism that the delivery port set up, through rotating the annular piece, is provided with a plurality of arc connecting rods on the annular piece, and a plurality of arc connecting rods drive a plurality of current-limiting plates and open and close to adjust the bore of delivery port, thereby reach the purpose of increase water pump lift.
The part of the device which is not involved is the same as the prior art or can be realized by the prior art, and the invention can quickly and conveniently adjust the lift of the submersible pump and is convenient for use with different lift requirements.
Drawings
Fig. 1 is a schematic structural diagram of a novel submersible pump for a well according to the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
fig. 3 is a schematic structural view of the flow restriction mechanism of fig. 2.
In the figure: the pump comprises a pump body 1, a pump cover 2, a first connecting rod 3, a second connecting rod 4, a first impeller 5, a second impeller 6, a sealing plate 7, a flange 8, a ring block 9, a fixing ring 10, a flow limiting plate 11, a tooth 12, a sealing bearing 13, a threaded cylinder 14, a double-shaft motor 15, an arc connecting rod 16 and a shaft pin 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a novel submersible pump for wells comprises a pump body 1 and two pump covers 2, wherein both ends of the pump body 1 are fixedly connected with threaded cylinders 14, the outer side walls of the threaded cylinders 14 are provided with external threads, the inner side walls of the two pump covers 2 are provided with internal threads, the two pump covers 2 are in threaded connection with the corresponding threaded cylinders 14, the middle end inside the pump body 1 is provided with a double-shaft motor 15, both sides of the double-shaft motor 15 are fixedly provided with sealing plates 7, both the inside of the two sealing plates 7 and both side walls of the pump body 1 are fixedly provided with sealing bearings 13, both output ends of the double-shaft motor 15 are respectively and fixedly connected with a first connecting rod 3 and a second connecting rod 4 through the sealing bearings 13, the left end of the first connecting rod 3 is fixedly connected with a first impeller 5, the left end of the second connecting rod 4 is fixedly connected with a second impeller 6, one ends of the outer sides, the upper surfaces of the two pump covers 2 are respectively provided with a water outlet, the upper ends of the two water outlets are respectively fixedly provided with a flow limiting mechanism for adjusting the caliber of the water outlet, the flow limiting mechanism comprises annular blocks 9 and fixing rings 10, the lower ends of the fixing rings 10 at two sides are respectively fixedly connected with the upper surfaces of the corresponding pump covers 2, the annular blocks 9 at two sides are respectively rotatably connected with the corresponding fixing rings 10, the inner sides of the fixing rings 10 at two sides are respectively rotatably connected with a plurality of flow limiting plates 11 through shaft pins 17, the upper surfaces of the annular blocks 9 at two sides are respectively rotatably connected with a plurality of arc connecting rods 16 through shaft pins 17, the plurality of arc connecting rods 16 are correspondingly arranged with the plurality of flow limiting plates 11, the other ends of the plurality of arc connecting rods 16 are respectively rotatably connected with the corresponding flow limiting plates 11 through shaft pins 17, the outer sides of the water inlets of the two pump covers 2 are respectively and fixedly, the lift of the water pump can be improved by increasing the number of the blades of the impeller, the model of the double-shaft motor 15 is 5KCR19NG410X, and the outer part of the annular block 9 is provided with teeth, so that the annular block 9 is convenient to rotate.
When the water pump is used, a worker screws the two pump covers 2 and the threaded barrel on the pump body 1 through threads, then puts the water pump into water, switches on a power supply of the double-shaft motor 15, the double-shaft motor 15 rotates at one side, the first impeller 5 is driven to rotate through the first connecting rod 3, water can be pumped out, when the lift needs to be increased, the other end of the double-shaft motor 15 rotates, the second impeller 6 is driven to rotate through the second connecting rod 4, the number of blades of the second impeller 6 is more, so that the water yield is increased, the lift of the water pump can be increased, when the lift needs to be increased, the plurality of arc-shaped connecting rods 16 adjust the opening degree of the plurality of flow limiting plates 11 through rotating the annular block 9, the size of a water outlet is adjusted, the purpose of adjusting the lift of the water pump is achieved, when the opening of the plurality of flow limiting plates 11 is larger, the lift of the water pump is larger, the smaller the reverse lift.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (6)

1. A novel submersible pump for wells comprises a pump body (1) and two pump covers (2), and is characterized in that both ends of the pump body (1) are fixedly connected with threaded cylinders (14), the outer side wall of each threaded cylinder (14) is provided with an external thread, the inner side walls of the two pump covers (2) are provided with internal threads, the two pump covers (2) are in threaded connection with the corresponding threaded cylinders (14), a double-shaft motor (15) is arranged at the middle end in the interior of the pump body (1), sealing plates (7) are fixedly arranged on both sides of the double-shaft motor (15), sealing bearings (13) are fixedly arranged in the interior of the two sealing plates (7) and on both side walls of the pump body (1), two output ends of the double-shaft motor (15) are respectively and fixedly connected with a first connecting rod (3) and a second connecting rod (4) through the sealing bearings (13), the left end fixedly connected with first impeller (5) of head rod (3), the left end fixedly connected with second impeller (6) of second connecting rod (4), the outside one end of head rod (3) and second connecting rod (4) all with correspond the lateral wall of the pump body (1) passes through sealed bearing (13) and rotates to be connected, two the delivery port has all been seted up to the upper surface of pump cover (2), two the upper end of delivery port all is fixed the current-limiting mechanism who is provided with the bore of adjusting the delivery port.
2. The novel submersible pump for the well according to claim 1, wherein the flow limiting mechanism comprises a ring block (9) and a fixing ring (10), the lower ends of the fixing ring (10) on two sides are fixedly connected with the upper surface of the corresponding pump cover (2), the ring block (9) on two sides are respectively rotatably connected with the corresponding fixing ring (10), the inner sides of the fixing ring (10) on two sides are rotatably connected with a plurality of flow limiting plates (11) through shaft pins (17), the upper surfaces of the ring block (9) on two sides are rotatably connected with a plurality of arc connecting rods (16) through shaft pins (17), the plurality of arc connecting rods (16) are correspondingly arranged with the plurality of flow limiting plates (11), and the other ends of the plurality of arc connecting rods (16) are rotatably connected with the corresponding flow limiting plates (11) through shaft pins (17).
3. The novel submersible pump for wells as claimed in claim 1, wherein a flange (8) is fixedly connected to the outer side of the water inlet of each of the two pump covers (2).
4. A novel submersible pump for wells according to claim 1, characterized in that the number of the vanes of the first impeller (5) is four and the number of the vanes of the second impeller (6) is six.
5. A novel submersible pump for wells according to claim 1, characterized in that the type of the two-shaft motor (15) is 5KCR19NG 410X.
6. A novel submersible pump for wells according to claim 2, characterized in that the outside of the annular block (9) is provided with teeth.
CN201911319817.4A 2019-12-19 2019-12-19 Novel submersible pump for well Pending CN110925221A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911319817.4A CN110925221A (en) 2019-12-19 2019-12-19 Novel submersible pump for well

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911319817.4A CN110925221A (en) 2019-12-19 2019-12-19 Novel submersible pump for well

Publications (1)

Publication Number Publication Date
CN110925221A true CN110925221A (en) 2020-03-27

Family

ID=69863273

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911319817.4A Pending CN110925221A (en) 2019-12-19 2019-12-19 Novel submersible pump for well

Country Status (1)

Country Link
CN (1) CN110925221A (en)

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Application publication date: 20200327