CN113446229A - Low-noise horizontal multistage vortex pump for ship - Google Patents

Low-noise horizontal multistage vortex pump for ship Download PDF

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Publication number
CN113446229A
CN113446229A CN202110885542.1A CN202110885542A CN113446229A CN 113446229 A CN113446229 A CN 113446229A CN 202110885542 A CN202110885542 A CN 202110885542A CN 113446229 A CN113446229 A CN 113446229A
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CN
China
Prior art keywords
vortex pump
horizontal multistage
main body
rotating shaft
marine low
Prior art date
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Granted
Application number
CN202110885542.1A
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Chinese (zh)
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CN113446229B (en
Inventor
何国忠
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.)
Wuhu Changjiang Pump Industry Co ltd
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Wuhu Changjiang Pump Industry Co ltd
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Application filed by Wuhu Changjiang Pump Industry Co ltd filed Critical Wuhu Changjiang Pump Industry Co ltd
Priority to CN202110885542.1A priority Critical patent/CN113446229B/en
Publication of CN113446229A publication Critical patent/CN113446229A/en
Application granted granted Critical
Publication of CN113446229B publication Critical patent/CN113446229B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D5/00—Pumps with circumferential or transverse flow
    • F04D5/002—Regenerative 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
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027—Varying behaviour or the very pump
    • 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
    • F04D29/06—Lubrication
    • F04D29/061—Lubrication 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
    • F04D29/08—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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal 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
    • F04D5/00—Pumps with circumferential or transverse flow
    • F04D5/002—Regenerative pumps
    • F04D5/007—Details of the inlet or outlet

Abstract

The invention discloses a low-noise horizontal multistage vortex pump for a ship, which comprises a vortex pump main body, wherein a discharge port and a suction port are respectively arranged on two sides of the top of the vortex pump main body, an adjusting assembly is arranged at the top of the discharge port, an end cover is arranged on one side of the vortex pump main body, a rotating shaft is sleeved in the end cover, a belt pulley is arranged on one side of the rotating shaft, which is far away from the vortex pump main body, a rotating disc is arranged at the middle position of the outer side of the rotating shaft, and connecting rods are respectively arranged at the top and the bottom of one side of the rotating disc, which is close to the vortex pump main body. According to the vortex pump, the four groups of baffles can be unfolded and closed through the mutual matching of the mounting sleeve, the baffles, the hinged rod, the connecting pipe, the water inlet cavity and the annular sealing sleeve, so that the mounting sleeve can be plugged or the water outlet quantity can be adjusted, the flow rate and the water pressure of water flow can be flexibly adjusted, and the vortex pump is suitable for different working scenes.

Description

Low-noise horizontal multistage vortex pump for ship
Technical Field
The invention relates to the technical field of vortex pumps, in particular to a low-noise horizontal multistage vortex pump for a ship.
Background
The vortex pump is a kind of blade pump, in principle and structure, it is different from centrifugal and axial flow pumps, because it uses the action of making liquid produce vortex motion when the impeller is rotated to suck and discharge liquid, so that it is called vortex pump, and its main component parts are impeller, pump body, pump cover and their formed ring flow channel, and the vortex pump impeller is different from centrifugal pump impeller, and it is a disk with radial blades on its outer wheel, and the liquid is fed into flow channel from suction pipe, and passed through the rotating impeller to obtain energy, and transferred into discharge pipe to implement the working process of pump.
The current vortex pump has certain disadvantages when in use:
1. when the vortex pump is used, the diameter of the water discharge pipe is fixed and inconvenient, so that the flow velocity of water flow in the water discharge port is fixed and is inconvenient, the water pressure is fixed and is not changed, the vortex pump cannot be well suitable for different use scenes, and the practicability of the vortex pump is reduced;
2. meanwhile, the motor is used as a driving force, so that when the vortex pump works for a long time, the rotating shaft and the bearing rotate for a long time, a large amount of heat is generated inside the bearing, the bearing is easily abraded, and the time is required for maintenance.
Disclosure of Invention
The invention aims to provide a low-noise horizontal multistage vortex pump for a ship, which aims to solve the problems that when the vortex pump is used, the diameter of a drain pipe is fixed and inconvenient, the flow rate of water flow at a water outlet is fixed and is inconvenient, the water pressure is fixed and is not changed, the vortex pump cannot be well suitable for different use scenes, and the practicability of the vortex pump is reduced; meanwhile, the motor is used as a driving force, so that when the vortex pump works for a long time, the rotating shaft and the bearing rotate for a long time, a large amount of heat is generated inside the bearing, the bearing is easily abraded, and the problem related to maintenance needs to be performed by spending time.
In order to achieve the purpose, the invention provides the following technical scheme: a marine low-noise horizontal multistage volute pump comprises a volute pump main body, wherein a discharge port and a suction port are respectively arranged on two sides of the top of the volute pump main body, an adjusting assembly is arranged at the top of the discharge port, an end cover is arranged on one side of the volute pump main body, a rotating shaft is sleeved in the end cover, a belt pulley is arranged on one side, away from the volute pump main body, of the rotating shaft, a rotating disc is arranged at the middle position of the outer side of the rotating shaft, connecting rods are respectively arranged at the top and the bottom, close to one side of the volute pump main body, of the rotating disc, two groups of bearings are sleeved on one side, away from the belt pulley, an annular groove is arranged at the middle position of the outer side of the end cover, a lantern ring is sleeved in the annular groove in a sliding mode, the top and the bottom of the lantern ring are fixedly connected with the two groups of connecting rods, and two groups of pushing blocks are uniformly arranged on the inner side of the lantern ring, the oil-out is arranged at the top of the inner portion of the end cover, an oil storage cavity is arranged at the top of the oil-out, a telescopic rod is arranged at the top of the inner portion of the oil storage cavity in a sliding mode, a spring is sleeved at the middle position of the outer side of the telescopic rod, a resisting plug is arranged at the bottom of the telescopic rod, and an oil filling opening is formed in the top of one side of the inner portion of the oil storage cavity.
Preferably, the adjusting part comprises a mounting sleeve, a baffle, a hinge rod, a connecting pipe, a water inlet cavity and an annular sealing sleeve, the mounting sleeve is located at the top of the discharge port, the water inlet cavity is formed in the top of the outer side of the mounting sleeve, the annular sealing sleeve is arranged at the middle position of the top of the water inlet cavity in a sliding mode, the connecting pipe is arranged on the inner side of the annular sealing sleeve, the hinge rod is hinged to four corners of the bottom of the connecting pipe, and the baffle is arranged at the top of the mounting sleeve in a sliding mode.
Preferably, the bottom of baffle is provided with the draw runner, the top of installation sleeve pipe evenly is provided with four groups of spacing spouts, and draw runner and spacing spout mutual adaptation.
Preferably, the top and the bottom of the inside of the annular sealing sleeve are provided with annular sealing strips, the edges of the middle positions of the top and the inside of the water inlet cavity are provided with annular sealing grooves, and the annular sealing strips are matched with the annular sealing grooves.
Preferably, the oiling mouth is the L type, the inside top cover of oiling mouth is equipped with the rubber buffer.
Preferably, the bottom in the telescopic link outside is provided with annular separation blade, the top of spring respectively with the inside in oil storage chamber and the top fixed connection of annular separation blade.
Preferably, the top of the telescopic rod extends to the inside of the annular groove, and the top of the telescopic rod is mutually interfered with the inner side of the lantern ring.
Preferably, the outer side of the belt pulley is provided with a groove, and the groove is matched with the belt.
Preferably, the bottom of the hinge rod is hinged with the middle position of the top of the baffle plate.
Preferably, the bevel edge of the pushing block is an arc edge.
Compared with the prior art, the invention provides a low-noise horizontal multistage vortex pump for a ship, which has the following beneficial effects:
1. according to the vortex pump, the four groups of baffles can be unfolded and closed through the mutual matching of the mounting sleeve, the baffles, the hinged rod, the connecting pipe, the water inlet cavity and the annular sealing sleeve, so that the mounting sleeve can be plugged or the water outlet quantity can be adjusted, the flow rate and the water pressure of water flow can be flexibly adjusted, and the vortex pump is suitable for different working scenes.
2. According to the invention, through the mutual matching of the abutting plug, the telescopic rod, the spring, the lantern ring, the oil storage cavity, the oil filling port, the annular groove, the pushing block and the oil outlet, when the vortex pump works, the lantern ring can be driven to rotate along with the rotating shaft, and the telescopic rod can be continuously pushed and extruded through the two groups of pushing blocks, so that the abutting plug can block and open the oil outlet, lubricating oil can be continuously added to the bearing, and the heating and damage of the bearing are reduced.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a front cross-sectional view of the adjustment assembly of the present invention;
FIG. 3 is a top view of the adjustment assembly of the present invention;
FIG. 4 is a front view of the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 6 is a top view of the collar of the present invention;
fig. 7 is a perspective view of the collar of the present invention.
In the figure: 1. a vortex pump body; 2. an outlet port; 3. an adjustment assembly; 301. installing a sleeve; 302. a baffle plate; 303. a hinged lever; 304. a connecting pipe; 305. a water inlet cavity; 306. an annular seal cartridge; 4. a suction inlet; 5. a turntable; 6. a belt pulley; 7. a rotating shaft; 8. an end cap; 9. a bearing; 10. a connecting rod; 11. abutting the plug; 12. a telescopic rod; 13. a spring; 14. a collar; 15. an oil storage chamber; 16. an oil filling port; 17. an annular groove; 18. a pushing block; 19. and an oil outlet.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a marine low-noise horizontal multistage vortex pump comprises a vortex pump body 1, wherein a discharge port 2 and a suction port 4 are respectively arranged on two sides of the top of the vortex pump body 1, an adjusting component 3 is arranged on the top of the discharge port 2, an end cover 8 is arranged on one side of the vortex pump body 1, a rotating shaft 7 is sleeved in the end cover 8, a belt pulley 6 is arranged on one side of the rotating shaft 7 away from the vortex pump body 1, a turntable 5 is arranged at the middle position of the outer side of the rotating shaft 7, connecting rods 10 are respectively arranged at the top and the bottom of one side of the turntable 5 close to the vortex pump body 1, two groups of bearings 9 are sleeved on one side of the outer side of the rotating shaft 7 away from the belt pulley 6, an annular groove 17 is arranged at the middle position of the outer side of the end cover 8, a lantern ring 14 is sleeved in the annular groove 17 in a sliding manner, the top and the bottom of the lantern ring 14 are fixedly connected with the two groups of connecting rods 10, and two groups of pushing blocks 18 are uniformly arranged on the inner side of the lantern ring 14, the inside top of end cover 8 is provided with oil-out 19, and the top of oil-out 19 is provided with oil storage chamber 15, and the inside top in oil storage chamber 15 slides and is provided with telescopic link 12, and the intermediate position department cover in the telescopic link 12 outside is equipped with spring 13, and the bottom of telescopic link 12 is provided with and supports stopper 11, and the top of the inside one side in oil storage chamber 15 is provided with oiling mouth 16, can be to 15 additive lubricating oil in oil storage chamber.
As a preferable embodiment of the present embodiment: adjusting part 3 includes installation sleeve 301, baffle 302, articulated pole 303, connecting pipe 304, intake antrum 305 and ring seal cover 306, installation sleeve 301 is located the top of discharge port 2, the top in the installation sleeve 301 outside is provided with intake antrum 305, the intermediate position department at intake antrum 305 top slides and is provided with ring seal cover 306, the inboard of ring seal cover 306 is provided with connecting pipe 304, the four corners department of connecting pipe 304 bottom all articulates there is articulated pole 303, the top of installation sleeve 301 slides and is provided with baffle 302, can be to the water pressure regulation of the water conservancy diversion department rivers.
As a preferable embodiment of the present embodiment: the bottom of baffle 302 is provided with the draw runner, and the top of installation sleeve 301 evenly is provided with four groups of spacing spouts, and draw runner and spacing spout mutual adaptation for baffle 302 removes more stably.
As a preferable embodiment of the present embodiment: the inside top and the bottom of annular seal cover 306 all are provided with annular seal strip, and intake antrum 305 top and inside top intermediate position department edge all are provided with annular seal groove, and annular seal strip and the mutual adaptation of annular seal groove.
As a preferable embodiment of the present embodiment: oiling mouth 16 is the L type, and the inside top cover of oiling mouth 16 is equipped with the rubber buffer, prevents that impurity from blockking up oiling mouth 16, causing unable oil storage cavity 15 additional lubrication oil.
As a preferable embodiment of the present embodiment: the bottom in the telescopic link 12 outside is provided with annular separation blade, and the top of spring 13 respectively with the inside in oil storage chamber 15 and the top fixed connection of annular separation blade, when can stretching spring 13, the telescopic link 12 of being convenient for resets.
As a preferable embodiment of the present embodiment: the top of the telescopic rod 12 extends to the inside of the annular groove 17, and the top of the telescopic rod 12 and the inner side of the lantern ring 14 are mutually abutted, so that the telescopic rod 12 can be moved.
As a preferable embodiment of the present embodiment: the outside of belt pulley 6 is provided with the recess, and recess and belt mutual adaptation prevent to skid between belt and the belt pulley 6.
As a preferable embodiment of the present embodiment: the bottom of the hinge rod 303 is hinged with the middle position of the top of the baffle 302, and can push the four groups of baffles 302 to move simultaneously.
As a preferable embodiment of the present embodiment: the oblique edge of the pushing block 18 is an arc edge, and the telescopic rod 12 can be pushed to move.
In embodiment 1, as shown in fig. 2 to 3, when adjusting the flow of water, first, the connecting pipe 304 is rotated, the connecting pipe 304 drives the annular sealing sleeve 306 to rotate on the water inlet cavity 305, because the annular sealing strip is disposed inside the annular sealing sleeve 306, and the top of the water inlet cavity 305 and the top of the inside are both provided with the annular sealing grooves, when the connecting pipe 304 is rotated, overflow of water can be effectively prevented, the connecting pipe 304 rotates while driving one end of the four sets of hinge rods 303 to move, the four sets of hinge rods 303 can push the four sets of baffles 302 to move on the mounting sleeve 301, because the top of the mounting sleeve 301 is uniformly provided with the four sets of limiting chutes, and the bottom of the baffle 302 is provided with the sliding strip, the baffle 302 is more stable in the moving process, the moving direction is more accurate, and the flow rate is larger as the aperture of the four sets of baffles 302 is smaller.
Example 2, as shown in fig. 4-7, when the vortex pump works, the motor drives the belt pulley 6 to rotate through the belt, so as to drive the rotating shaft 7 to rotate at a high speed, the high-speed rotation of the rotating shaft 7 drives the bearings 9 to rotate, and simultaneously drives the two sets of connecting rods 10 to rotate at a high speed, the connecting rods 10 drive the lantern ring 14 to rotate inside the annular groove 17, at this time, the pushing block 18 rotates inside the annular groove 17 along with the lantern ring 14, when the pushing block 18 moves to the top of the telescopic rod 12, the pushing block 18 pushes the telescopic rod 12 downward, the telescopic rod 12 drives the abutting plug 11 to be away from the oil outlet 19, so as to open the oil outlet 19, the lubricating oil inside the oil storage cavity 15 flows to the two sets of bearings 9 along the oil outlet 19, lubricate the bearings 9 and cool down at the same time, the rubber plug is provided, so as to prevent the inside of the oil injection port 16 from entering impurities, when the pushing block 18 rotates the telescopic rod 12, the telescopic rod 12 is pulled to move upwards through the annular blocking piece under the elastic force of the spring 13, so that the telescopic rod 12 drives the abutting plug 11 to block the oil outlet 19, and intermittent oiling is achieved.
The working principle is as follows: when the vortex pump works, the motor can drive the belt pulley 6 to rotate through the belt, thereby driving the rotating shaft 7 to rotate at a high speed, the bearing 9 can be driven to rotate by the high-speed rotation of the rotating shaft 7, meanwhile, two groups of connecting rods 10 can be driven to rotate at a high speed, the connecting rods 10 drive the lantern ring 14 to rotate inside the annular groove 17, at the moment, the pushing block 18 can rotate along with the lantern ring 14 inside the annular groove 17, when the pushing block 18 moves to the top of the telescopic rod 12, the pushing block 18 can push the telescopic rod 12 downwards, the telescopic rod 12 drives the abutting plug 11 to be far away from the oil outlet 19, thereby opening the oil outlet 19, lubricating oil inside the oil storage cavity 15 flows to the two groups of bearings 9 along the oil outlet 19, the bearings 9 are lubricated, meanwhile, the temperature is reduced, when the pushing block 18 rotates over the telescopic rod 12, the telescopic rod 12 is pulled upwards by the annular blocking piece under the elasticity of the spring 13, so that the telescopic rod 12 drives the abutting plug 11 to block the oil outlet 19, thereby realizing intermittent oiling, when the inside of the oil storage cavity 15 is empty, oiling can be carried out on the inside of the oil storage cavity 15 through the oil injection port 16, when the flow of water flow is adjusted, the connecting pipe 304 is firstly rotated, the connecting pipe 304 can drive the annular sealing sleeve 306 to rotate on the water inlet cavity 305, because the annular sealing strip is arranged inside the annular sealing sleeve 306, and the annular sealing grooves are arranged on the top of the water inlet cavity 305 and the top of the inside, when the connecting pipe 304 is rotated, overflow of water flow can be effectively prevented, the connecting pipe 304 is rotated and simultaneously drives one end of the four groups of hinged rods 303 to move, the four groups of hinged rods 303 can push the four groups of baffles 302 to move on the installation sleeve 301, because the top of the installation sleeve 301 is uniformly provided with the four groups of limiting sliding chutes, and the bottom of the baffles 302 is provided with a sliding strip, therefore, the baffles 302 are more stable in the moving process and more accurate in moving direction, the flow rate is larger when the opening calibers of the four groups of baffles 302 are smaller, and then the water pipe and the connecting pipe 304 can be connected with each other for use.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. The utility model provides a horizontal multistage volute pump of marine low noise, includes volute pump main part (1), its characterized in that: the vortex pump is characterized in that a discharge port (2) and a suction port (4) are respectively arranged on two sides of the top of the vortex pump main body (1), an adjusting assembly (3) is arranged on the top of the discharge port (2), an end cover (8) is arranged on one side of the vortex pump main body (1), a rotating shaft (7) is sleeved in the end cover (8), a belt pulley (6) is arranged on one side, away from the vortex pump main body (1), of the rotating shaft (7), a rotary table (5) is arranged at the middle position of the outer side of the rotating shaft (7), connecting rods (10) are respectively arranged at the top and the bottom of one side, close to the vortex pump main body (1), of the rotary table (5), two groups of bearings (9) are sleeved on one side, away from the belt pulley (6), of the outer side of the rotating shaft (7), an annular groove (17) is arranged at the middle position of the outer side of the end cover (8), and a lantern ring (14) is sleeved in the annular groove (17) in a sliding manner, the top and the bottom of the lantern ring (14) and two sets of connecting rod (10) fixed connection, the inboard of the lantern ring (14) evenly is provided with two sets of promotion pieces (18), the inside top of end cover (8) is provided with oil-out (19), the top of oil-out (19) is provided with oil storage chamber (15), the inside top in oil storage chamber (15) slides and is provided with telescopic link (12), the intermediate position department cover in the telescopic link (12) outside is equipped with spring (13), the bottom of telescopic link (12) is provided with and supports tight stopper (11), the top of the inside one side in oil storage chamber (15) is provided with oiling mouth (16).
2. The marine low-noise horizontal multistage peripheral pump according to claim 1, wherein: adjusting part (3) are including installation sleeve pipe (301), baffle (302), articulated rod (303), connecting pipe (304), intake antrum (305) and ring seal cover (306), installation sleeve pipe (301) are located the top of discharge port (2), the top in installation sleeve pipe (301) outside is provided with intake antrum (305), the intermediate position department at intake antrum (305) top slides and is provided with ring seal cover (306), the inboard of ring seal cover (306) is provided with connecting pipe (304), the four corners department of connecting pipe (304) bottom all articulates there is articulated rod (303), the top of installation sleeve pipe (301) slides and is provided with baffle (302).
3. The marine low-noise horizontal multistage peripheral pump according to claim 2, wherein: the bottom of baffle (302) is provided with the draw runner, the top of installation sleeve pipe (301) evenly is provided with four groups of spacing spouts, and draw runner and spacing spout looks mutual adaptation.
4. The marine low-noise horizontal multistage peripheral pump according to claim 2, wherein: the top and the bottom of the inside of the annular sealing sleeve (306) are provided with annular sealing strips, the edges of the middle positions of the top and the inside of the water inlet cavity (305) are provided with annular sealing grooves, and the annular sealing strips are matched with the annular sealing grooves.
5. The marine low-noise horizontal multistage peripheral pump according to claim 1, wherein: oiling mouth (16) are the L type, the inside top cover of oiling mouth (16) is equipped with the rubber buffer.
6. The marine low-noise horizontal multistage peripheral pump according to claim 1, wherein: the bottom in telescopic link (12) outside is provided with annular separation blade, the top of spring (13) respectively with the inside of oil storage chamber (15) and the top fixed connection of annular separation blade.
7. The marine low-noise horizontal multistage peripheral pump according to claim 1, wherein: the top of the telescopic rod (12) extends to the inside of the annular groove (17), and the top of the telescopic rod (12) and the inner side of the lantern ring (14) are mutually abutted.
8. The marine low-noise horizontal multistage peripheral pump according to claim 1, wherein: the outside of belt pulley (6) is provided with the recess, and recess and belt mutual adaptation.
9. The marine low-noise horizontal multistage peripheral pump according to claim 2, wherein: the bottom of the hinge rod (303) is hinged with the middle position of the top of the baffle plate (302).
10. The marine low-noise horizontal multistage peripheral pump according to claim 1, wherein: the bevel edge of the pushing block (18) is an arc edge.
CN202110885542.1A 2021-08-03 2021-08-03 Low-noise horizontal multistage vortex pump for ship Active CN113446229B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110885542.1A CN113446229B (en) 2021-08-03 2021-08-03 Low-noise horizontal multistage vortex pump for ship

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Application Number Priority Date Filing Date Title
CN202110885542.1A CN113446229B (en) 2021-08-03 2021-08-03 Low-noise horizontal multistage vortex pump for ship

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CN113446229A true CN113446229A (en) 2021-09-28
CN113446229B CN113446229B (en) 2022-11-01

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020071759A1 (en) * 2000-12-11 2002-06-13 Dequan Yu Regenerative fuel pump flow chamber
CN101925748A (en) * 2008-01-31 2010-12-22 国立大学法人横滨国立大学 Fluid machine
CN205978061U (en) * 2016-06-18 2017-02-22 新昌县隆豪轴承有限公司 Bearing convenient to lubricate
CN106594087A (en) * 2017-03-01 2017-04-26 肖叶 Mechanical intermittent lubrication device for bearing
CN209105768U (en) * 2018-10-31 2019-07-16 青岛农业大学 Outer edge column type seeping and dripping pipe and agricultural greenhouse
CN110259987A (en) * 2019-07-03 2019-09-20 唐山伟德船用设备有限公司 A kind of pipe outlet flow rate of water flow fluidised form adjuster
CN110657098A (en) * 2019-10-17 2020-01-07 江苏振华泵业制造有限公司 Radial series high-pressure vortex pump
CN211259147U (en) * 2019-12-28 2020-08-14 天津市克赛斯工贸有限公司 Pressure-adjustable high-temperature peripheral pump

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020071759A1 (en) * 2000-12-11 2002-06-13 Dequan Yu Regenerative fuel pump flow chamber
CN101925748A (en) * 2008-01-31 2010-12-22 国立大学法人横滨国立大学 Fluid machine
CN205978061U (en) * 2016-06-18 2017-02-22 新昌县隆豪轴承有限公司 Bearing convenient to lubricate
CN106594087A (en) * 2017-03-01 2017-04-26 肖叶 Mechanical intermittent lubrication device for bearing
CN209105768U (en) * 2018-10-31 2019-07-16 青岛农业大学 Outer edge column type seeping and dripping pipe and agricultural greenhouse
CN110259987A (en) * 2019-07-03 2019-09-20 唐山伟德船用设备有限公司 A kind of pipe outlet flow rate of water flow fluidised form adjuster
CN110657098A (en) * 2019-10-17 2020-01-07 江苏振华泵业制造有限公司 Radial series high-pressure vortex pump
CN211259147U (en) * 2019-12-28 2020-08-14 天津市克赛斯工贸有限公司 Pressure-adjustable high-temperature peripheral pump

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