阅读说明：本技术 一种液压潜水螺旋离心泵 (Hydraulic submersible spiral centrifugal pump ) 是由 尹杨伟 相玉龙 陈杰 于 2020-06-29 设计创作，主要内容包括：一种液压潜水螺旋离心泵,属于输送泵设备技术领域；高粘度介质通过刀片进入涡轮时,刀片将高粘度介质中的垃圾物切碎,实现畅通安全输送介质的效果；转轮为逆时针转动,当转轮与涡轮同步转动时,通过涡轮向上送压的介质被若干转动的插片向上再次施压,实现介质被抽压出出水管,实现泵送动作温和,不会造成油污水乳化；通过替换侧耐磨片来保护转轮安装盘和转轮罩不被磨损,实现增加使用寿命的效果；转轮罩与转轮安装盘之间通过螺栓密封连接,实现快速拆卸维护的效果；插片固定片上套设有插片,在使用时若其中一块插片出现磨损或损坏,只需更换单片插片即可,实现降低维护成本的同时增加了运行效率。(A hydraulic submersible spiral centrifugal pump belongs to the technical field of delivery pump equipment; when the high-viscosity medium enters the turbine through the blades, the blades cut up the garbage in the high-viscosity medium, so that the effect of smoothly and safely conveying the medium is realized; the rotating wheel rotates anticlockwise, when the rotating wheel and the turbine rotate synchronously, the medium which is sent upwards through the turbine is pressed upwards again by the plurality of rotating inserting pieces, so that the medium is pumped out of the water outlet pipe, mild pumping action is realized, and emulsification of oily water cannot be caused; the rotating wheel mounting disc and the rotating wheel cover are protected from being abraded by replacing the side wear-resistant pieces, and the effect of prolonging the service life is achieved; the runner cover is hermetically connected with the runner mounting plate through bolts, so that the effect of quick disassembly and maintenance is realized; the inserted sheet is sleeved on the inserted sheet fixing piece, and when the inserted sheet fixing piece is used, if one of the inserted sheets is worn or damaged, only the single inserted sheet needs to be replaced, so that the operation efficiency is increased while the maintenance cost is reduced.)

1. A hydraulic diving spiral centrifugal pump comprises a pump body, a worm, a main shaft, a rotating wheel and a rotating wheel cover, and is characterized in that a worm cavity is arranged in the middle of the pump body, a main shaft hole is formed in the middle upper portion of a shell, a lower flange port is formed in the upper end of the pump body, a hydraulic motor is arranged on the upper side of the lower flange port, an upper flange port is formed in the lower end of the hydraulic motor, the lower flange port is connected with the upper flange port through a plurality of bolts, a motor output shaft is arranged at the lower end of the hydraulic motor, the lower end of the main shaft is arranged in the worm cavity, the upper end of the main shaft is arranged in the main shaft hole, an upper rolling bearing and a lower rolling bearing are respectively arranged at the upper end and the lower end of the main shaft, the upper end of the main shaft is fastened on inner rings of the upper rolling bearing, the lower side of the small round nut is provided with a round nut stop ring, the outer side of the upper middle part of the main shaft is provided with a fixing ring, the fixing ring is close to the lower side of the inner ring of the lower rolling bearing, the center of the upper end part of the main shaft is provided with an output shaft connecting hole, the motor output shaft is arranged in the output shaft connecting hole, the lower part of the main shaft is positioned in the pump body, an isolating opening is arranged between the main shaft hole and the worm cavity, a lip-shaped rotary sealing ring is arranged between the upper side of the isolating opening and the main shaft, a static ring is arranged between the lower side of the isolating opening and the main shaft, the worm is arranged at the lower end part of the main shaft, the worm is connected with the main shaft through a flat key, the upper end of the worm is provided with a sealing nut, the upper end of the sealing nut is provided with a movable ring, the movable ring, the wall of the worm cavity is provided with a bush, the wall of the worm cavity is provided with a cutter holder at the lower side of the worm, the lower side of the cutter holder is provided with a blade, the lower end of the pump body is provided with a water inlet cavity, the lower side of the water inlet cavity is provided with a filter screen, the left side of the worm is provided with a rotating wheel mounting disc at the left side of the pump body, a rotating wheel mounting notch is arranged in the rotating wheel mounting disc and communicated with the worm cavity, the front side and the rear side of the middle part of the rotating wheel mounting disc are respectively provided with a mounting disc shaft hole, a fixed lubricating bearing is arranged on the mounting disc shaft hole, the center of the rotating wheel is provided with a rotating wheel shaft hole, the middle end part of the rotating wheel is arranged in the rotating wheel mounting groove, a pin shaft is arranged in the rotating wheel shaft hole, the end part of the pin shaft is arranged in the inner ring of the fixed lubricating bearing, the water outlet pipe is arranged at the upper left of the pump body and on the upper side of the rotating wheel mounting notch, the lower end part of the water outlet pipe is arranged between the rotating wheel mounting notch and the worm cavity and communicated with the rotating wheel mounting notch and the worm cavity, and the upper end of the water outlet pipe is provided with a quick-insertion water outlet connector.

2. The hydraulic submersible spiral centrifugal pump of claim 1, wherein a plurality of insert fixing pieces are uniformly distributed on the outer ring of the rotating wheel, bolt holes are formed in the insert fixing pieces, insert pieces are sleeved on the insert fixing pieces, the insert pieces and the insert fixing pieces are fastened through bolts and the bolt holes, and nylon is adopted as the material of the insert pieces.

3. The hydraulic submersible centrifugal screw pump of claim 1, wherein the worm rotates with a close fit with the bushing.

4. The hydraulic submersible spiral centrifugal pump of claim 2, wherein side wear plates are provided on both the front and rear sides of the central portion of the opening of the rotor mounting groove and on both the front and rear sides of the inside of the rotor cover, and stoppers are provided on both the front and rear sides of the insertion piece and on the upper side of the inside of the rotor mounting groove.

5. The hydraulic submersible screw centrifugal pump of claim 1, wherein the profile of the worm is an archimedean spiral.

6. The hydraulic submersible centrifugal screw pump according to claim 2, wherein the plurality of tabs on the rotor wheel are adapted to the screw drive of the worm when rotated.

7. The hydraulic submersible centrifugal screw pump according to claim 4, wherein the side wear plates and the worm are made of stainless steel, and the pump body is made of a cast aluminum shell.

Technical Field

The invention belongs to the technical field of conveying pump equipment, and particularly relates to a hydraulic submersible spiral centrifugal pump.

Background

The pump is a machine for conveying fluid or pressurizing fluid, it can transfer the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, the pump is mainly used for conveying liquid such as water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal, also can convey liquid, gas mixture and liquid containing suspended solid, the pump can be generally divided into three types of volumetric pump, power pump and other pumps according to working principle, besides the classification according to working principle, it can also be classified and named according to other methods, for example, it can be divided into electric pump and turbine pump according to driving method, it can be divided into single-stage pump and multi-stage pump according to structure, it can be divided into boiler water-feeding pump and metering pump according to the property of conveying liquid, it can be divided into water pump, oil pump and slurry pump according to shaftless structure, it can be divided into linear pump and traditional pump, the water pump can only convey material flow using fluid as medium, the solids cannot be transported.

However, when high viscosity mud, heavy oil and bitumen are encountered, the conventional pump is difficult to convey, and the pump body is overloaded due to the excessive viscosity of the fluid during the conveying process.

Disclosure of Invention

The invention mainly solves the technical problems in the prior art and provides a hydraulic submersible spiral centrifugal pump.

The technical problem of the invention is mainly solved by the following technical scheme: a hydraulic diving spiral centrifugal pump comprises a pump body, a worm, a main shaft, a rotating wheel and a rotating wheel cover, wherein a worm cavity is arranged in the middle of the pump body, a main shaft hole is formed in the middle upper portion of a shell, a lower flange opening is formed in the upper end of the pump body, a hydraulic motor is arranged on the upper side of the lower flange opening, an upper flange opening is formed in the lower end of the hydraulic motor, the lower flange opening is connected with the upper flange opening through a plurality of bolts, a motor output shaft is arranged at the lower end of the hydraulic motor, the lower end of the main shaft is arranged in the worm cavity, the upper end of the main shaft is arranged in the main shaft hole, an upper rolling bearing and a lower rolling bearing are respectively arranged at the upper end and the lower end of the main shaft hole, the upper end of the main shaft is fastened on inner rings of the upper rolling bearing, the lower side of the small round nut is provided with a round nut stop ring, the outer side of the upper middle part of the main shaft is provided with a fixing ring, the fixing ring is close to the lower side of the inner ring of the lower rolling bearing, the center of the upper end part of the main shaft is provided with an output shaft connecting hole, the motor output shaft is arranged in the output shaft connecting hole, the lower part of the main shaft is positioned in the pump body, an isolating opening is arranged between the main shaft hole and the worm cavity, a lip-shaped rotary sealing ring is arranged between the upper side of the isolating opening and the main shaft, a static ring is arranged between the lower side of the isolating opening and the main shaft, the worm is arranged at the lower end part of the main shaft, the worm is connected with the main shaft through a flat key, the upper end of the worm is provided with a sealing nut, the upper end of the sealing nut is provided with a movable ring, the movable ring, the wall of the worm cavity is provided with a bush, the wall of the worm cavity is provided with a cutter holder at the lower side of the worm, the lower side of the cutter holder is provided with a blade, the lower end of the pump body is provided with a water inlet cavity, the lower side of the water inlet cavity is provided with a filter screen, the left side of the worm is provided with a rotating wheel mounting disc at the left side of the pump body, a rotating wheel mounting notch is arranged in the rotating wheel mounting disc and communicated with the worm cavity, the front side and the rear side of the middle part of the rotating wheel mounting disc are respectively provided with a mounting disc shaft hole, a fixed lubricating bearing is arranged on the mounting disc shaft hole, the center of the rotating wheel is provided with a rotating wheel shaft hole, the middle end part of the rotating wheel is arranged in the rotating wheel mounting groove, a pin shaft is arranged in the rotating wheel shaft hole, the end part of the pin shaft is arranged in the inner ring of the fixed lubricating bearing, the water outlet pipe is arranged at the upper left of the pump body and on the upper side of the rotating wheel mounting notch, the lower end part of the water outlet pipe is arranged between the rotating wheel mounting notch and the worm cavity and communicated with the rotating wheel mounting notch and the worm cavity, and the upper end of the water outlet pipe is provided with a quick-insertion water outlet connector.

As preferred, the equipartition is equipped with a plurality of inserted sheet stationary blades on the outer lane of runner, be equipped with the bolt hole on the inserted sheet stationary blade, the cover is equipped with the inserted sheet on the inserted sheet stationary blade, fasten through bolt and bolt hole between inserted sheet and the inserted sheet stationary blade, the material of inserted sheet adopts nylon.

Preferably, the worm rotates with a tight fit with the bushing.

Preferably, side wear-resistant pieces are arranged on the front side and the rear side of the central part of the notch of the rotating wheel mounting groove and on the front side and the rear side in the rotating wheel cover, and stop blocks are arranged on the front side and the rear side of the insertion piece and on the upper side in the notch of the rotating wheel mounting groove.

Preferably, the profile of the worm is an archimedean spiral.

Preferably, the inserting pieces on the rotating wheel are matched with the spiral transmission of the worm when rotating.

Preferably, the side wear plates and the worm are made of stainless steel, and the pump body is made of a cast aluminum shell.

The invention has the following beneficial effects:

the hydraulic motor drives the main shaft to rotate, the main shaft drives the turbine, the high-viscosity medium is upwards pressed by the rotation of the turbine, the larger garbage objects are isolated by the filter screen, and when the high-viscosity medium enters the turbine through the blade, the blade cuts the garbage in the high-viscosity medium, so that the effect of smoothly and safely conveying the medium is realized; the rotating of the turbine synchronously drives the rotating wheel, the rotating wheel rotates anticlockwise, when the rotating wheel and the turbine synchronously rotate, the medium which is sent upwards through the turbine is upwards pressed again by the plurality of rotating inserting pieces, the medium is pumped out of the water outlet pipe, the pumping action is mild, and the emulsification of oily water cannot be caused; the side wear-resistant sheets enable the rotating wheel to isolate the friction between the rotating wheel and the rotating wheel mounting disc and between the rotating wheel and the rotating wheel cover when the rotating wheel rotates, and the rotating wheel mounting disc and the rotating wheel cover are protected from being abraded by replacing the side wear-resistant sheets, so that the effect of prolonging the service life is realized; the runner cover is hermetically connected with the runner mounting plate through bolts, so that the effect of quick disassembly and maintenance is realized; the inserting pieces are sleeved on the inserting piece fixing pieces, and when one inserting piece is worn or damaged in use, only a single inserting piece needs to be replaced, so that the maintenance cost is reduced, and the operation efficiency is improved; when the inserting piece rotates anticlockwise, the medium can be adhered to the inserting piece, and the stop block stops the medium which is pumped upwards at the right side of the stop block, so that the effect of efficiently pumping the medium is achieved; the cast aluminum shell can effectively resist seawater corrosion, and the worm made of stainless steel can resist corrosion of corrosive objects in daily use.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

FIG. 3 is a schematic view of a construction of the wheel of the present invention;

FIG. 4 is a schematic view of a connection structure of the runner and the turbine according to the present invention.

In the figure: 1. a pump body; 2. a worm; 3. a main shaft; 4. a rotating wheel; 5. a worm cavity; 6. a spindle hole; 7. a lower flange port; 8. a hydraulic motor; 9. an upper flange port; 10. a motor output shaft; 11. an upper rolling bearing; 12. a lower rolling bearing; 13. a retainer ring; 14. a small round nut; 15. a round nut stop ring; 16. a fixing ring; 17. an output shaft connecting hole; 18. an isolation port; 19. a lip-shaped rotary seal ring; 20. a stationary ring; 21. a seal nut; 22. a moving ring; 23. fastening a nut; 24. a lock washer; 25. a bushing; 26. a tool apron; 27. a blade; 28. a water inlet cavity; 29. filtering with a screen; 30. a runner mounting plate; 31. the runner is provided with a notch; 32. installing a plate shaft hole; 33. fixing a lubricating bearing; 34. a runner shaft hole; 35. a pin shaft; 36. a water outlet pipe; 37. a water outlet joint is quickly inserted; 38. the inserting sheet fixing piece; 39. bolt holes; 40. inserting sheets; 41. a side wear pad; 42. and a stop block.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.