CN106593859B - A kind of plate wheel formula positive displacement pump - Google Patents
A kind of plate wheel formula positive displacement pump Download PDFInfo
- Publication number
- CN106593859B CN106593859B CN201710016263.5A CN201710016263A CN106593859B CN 106593859 B CN106593859 B CN 106593859B CN 201710016263 A CN201710016263 A CN 201710016263A CN 106593859 B CN106593859 B CN 106593859B
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- plate wheel
- screw
- bearing
- pump
- plate
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/801—Wear plates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of plate wheel formula positive displacement pumps, including screw arbor assembly, plate wheel component, pump assembly and bearing assembly.The screw arbor assembly includes screw shaft and screw-casing, and the plate wheel component includes plate wheel leaf and plate wheel axis.Import and export chamber is isolated using the plate wheel leaf engaged with screw-casing using the spiral alveolar of screw-casing as main conveyor chamber in the present invention so that for the pump under same volume, medium conveying capacity has greater advantage in positive displacement pump field；Unlike material bushing is selected for different duty requirements so that the pump is to all kinds of media with abrasion impurity and insensitive and for ease of maintenaince replace；It will participate in conveying and the plate wheel impeller structure of sealing is designed to quick change form, plate wheel leaf can select unlike material according to different operating modes so that the pump is to all kinds of media with abrasion impurity and insensitive and for ease of maintenaince replace；The drive shaft of pump can be with motor or associated electric motor so that the pump can adapt to various prime mover working conditions, the operating mode adaptability of elevator pump.
Description
Technical field
The invention belongs to positive displacement pump technical fields, are related to a kind of pump of plate wheel form, more specifically, it relates to a kind of
Plate wheel formula positive displacement pump.
Background technology
Current positive displacement pump type is various, and most positive displacement pumps are more sensitive to the impurity or viscosity of pumped (conveying) medium or have
Apparent limitation requires.With the development of economy, environmental problem, especially in ocean development field, people are more and more closed
Problem is collected in the cleaning for noting marine oil overflow and various rubbish, design it is a it is small, flow is big, can solve a variety of conveyings Jie
The multipurpose pump of matter is current positive displacement pump producer urgent problem to be solved.
Invention content
It is a primary object of the present invention in view of the above-mentioned problems, providing a kind of plate wheel formula positive displacement pump.
A kind of plate wheel formula positive displacement pump, including screw arbor assembly 1, plate wheel component 2 and pump assembly 3.
The screw arbor assembly 1 includes screw shaft 11 and screw-casing 12, and the plate wheel component 2 includes plate wheel core 21, plate wheel leaf
22 and plate wheel axis 25, the pump assembly 3 includes pump case 31 and bushing 32.
The pump case 31 is the internal special-shaped column structure for carrying cavity, and one end is equipped with snout cavity 316, and the other end is set
There are bearing block 311, the prism of the bearing block 311 to be equipped with outlet plenum 312, bearing assembly 4 is equipped in the bearing block 311.
The screw arbor assembly 1 is located at plate wheel component 2 in the cavity of pump case 31, and screw shaft 11 and plate wheel axis 25 are perpendicular
Arrangement, and screw-casing 12 is meshed with plate wheel leaf 22；One end of screw shaft 11 is installed on the axis of pump case 31 by bearing assembly 4
In bearing 311, the other end of screw shaft 11 connects screw-casing 12, and bushing 32 is equipped between screw-casing 12 and pump case 31.
Snout cavity 316 and outlet plenum 312 be spaced in use, screw-casing 12 and plate wheel leaf 22 are intermeshed to form
It is closed chamber, the circular tube shaped bushing 32 being wrapped in 12 outer circle of screw-casing is so that the closure chamber becomes airtight chamber 5, with spiral shell
1 drive disk wheel blade 22 of bar assembly rotates, and transported medium enters airtight chamber 5 by snout cavity 316, is then transported to pump discharge
Chamber 312.
The technical solution further limited is as follows：
The structure of the screw shaft 11 is the thin level Four Step Shaft in the thick one end in one end, and thick one end is the first axle journal 111,
After be sequentially connected circular bosses 112, the second axle journal 113, third axle journal 114 and the 4th axle journal 115, in the end face of the first axle journal 111
The heart is equipped with blind hole 116, is equipped with the first keyway 117 in the blind hole 116, blind hole 116 is connect with the output end of peripheral hardware motor；Institute
The outer circle for stating third axle journal 114 is equipped with the second keyway 118, and third axle journal 114 is matched with the endoporus of screw-casing 12.Described
Four axle journals, 115 outer round surface is equipped with external screw thread.
The structure of the screw-casing 12 is that the outer surface of tubulose is equipped with helical tooth, and the centre bore of the tubulose is that both ends are big-and-middle
Between small hole shape, be equipped with keyway in hole, the keyway is matched with the second keyway 118, and the helical tooth is nibbled with 22 phase of plate wheel leaf
It closes.
The pump assembly 3 includes pump case 31, bushing 32, plate wheel lid 33, screw 331, upper cover 34, side cover 35, stop
Ring 36 and sunk screw 361.One end of the pump case 31 is equipped with bearing block 311, and the structure of the bearing block 311 is heavy for cup-shaped
Hole, 311 flange of bearing block connect upper cover 34.The side of bearing block 311 is equipped with outlet plenum 312, outlet plenum 312 and bearing block
311 center lines are in 45 ° of angles, and outlet plenum 312 is equipped with square connecting flange；It is equipped with dredging with 312 symmetrical side of outlet plenum
Mouthfuls 313, side cover 35 is connected on dredging mouth 313.The other end of the pump case 31 is snout cavity 316, the side of the pump case 31
Face is equipped with the notch 314 through outlet plenum 312 and snout cavity 316, and the notch 314 is matched with plate wheel component 2, notch 314
It is equipped with notch flange 315, passes through 331 terminal pad wheel cap 33 of screw on notch flange 315；The bushing 32 is uniformly distributed by four
Locating snap ring 36 is fixed on the middle part of 31 inner cavity of pump case by sunk screw 361.
32 structure of the bushing is circular tube shaped, and 32 outer circle of bushing is equipped with the opening 321 with 32 centerline parallel of bushing, institute
Opening 321 is stated to match with plate wheel component 2.
The plate wheel component 2 includes plate wheel core 21, plate wheel leaf 22, plate wheel axis 25, gasket 251 and nut 252.The plate wheel
Core 21 is equipped with axle sleeve 211 and ten spokes 212, and ten spokes 212 are uniformly distributed in the outer circle of axle sleeve 211；The plate wheel leaf
22 be petal hollow form structure, plate wheel leaf 22 by screw be mounted on spoke 212 on, the material of plate wheel leaf 22 with it is transported
Medium is associated, and same media does not need to match and the associated plate wheel leaf of medium 22 for conveying.The axle sleeve 211 passes through plate wheel axis
25, gasket 251, nut 252 are connected in pump case 31.
The both sides of the axle sleeve 211 are equipped with bearing plate 24, and two sides of plate wheel leaf 22 are equipped with wearing plate 23, the bearing
Piece 24 is connected with notch 314, and wearing plate 23 is connected with pump case 31, between bearing plate 24 and wearing plate 23 and plate wheel leaf 22
With relative motion.The bearing assembly 4 includes the first oil sealing 41, two pieces bearing 42, spacer 43 and the second oil sealing 44；Described
One oil sealing 41 is set in upper cover 34, prevents external dust from entering bearing；Spacer 43 is equipped between the two pieces bearing 42；Described
Two oil sealings 44 are set to the bottom position of the cup-shaped counterbore of bearing block 311, prevent transported medium from entering bearing.
The two pieces bearing 42 that the bearing assembly 4 includes is taper roll bearing, and installation back-to-back, is used for screw shaft
11 axially and radially locate, while overcoming axial force.
The effective technology effect of the present invention embodies in the following areas：
（1）The present invention utilizes the plate wheel leaf engaged with screw-casing using the spiral alveolar of screw-casing as main conveyor chamber
Import and export chamber is isolated so that for the pump under same volume, medium conveying capacity has greater advantage in positive displacement pump field.
（2）Unlike material bushing is selected for different duty requirements so that the pump is to all kinds of Jie with abrasion impurity
Matter is simultaneously insensitive and for ease of maintenaince replace.
（3）The plate wheel impeller structure for participating in conveying and sealing is designed to that quick change form, plate wheel leaf can be according to different operating modes
Select unlike material so that the pump is to all kinds of media with abrasion impurity and insensitive and for ease of maintenaince replace.
（4）The drive shaft of pump can be with motor or associated electric motor so that the pump can adapt to various prime mover working conditions, carry
Rise the operating mode adaptability of pump.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the sectional view of A-A in Fig. 1.
Fig. 3 is the structural schematic diagram of screw shaft of the present invention.
Fig. 4 is the structural schematic diagram of screw-casing of the present invention.
Fig. 5 is the structural schematic diagram of pump assembly of the present invention.
Fig. 6 is the structural schematic diagram of pump case of the present invention.
Fig. 7 is the structural schematic diagram of bushing of the present invention.
Fig. 8（a）For plate wheel modular construction schematic cross-sectional view of the present invention.
Fig. 8（b）For plate wheel component schematic side view of the present invention.
Fig. 9 is bearing assembly schematic diagram of the present invention.
Figure 10 is screw-casing of the present invention and plate wheel leaf mesh schematic representation.
Figure 11 is wearing plate of the present invention, bearing plate and bush structure schematic diagram.
Serial number in above-mentioned figure：
Screw arbor assembly 1, screw shaft 11, the first axle journal 111, circular bosses 112, the second axle journal 113, third axle journal the 114, the 4th
Axle journal 115, blind hole 116, the first keyway 117, the second keyway 118, screw-casing 12；
Plate wheel component 2, plate wheel core 21, axle sleeve 211, spoke 212, plate wheel leaf 22, wearing plate 23, bearing plate 24, plate wheel axis
25, gasket 251, nut 252；
Pump assembly 3, pump case 31, bearing block 311, outlet plenum 312, dredging mouth 313, notch 314, notch flange 315,
Snout cavity 316, bushing 32, opening 321, plate wheel lid 33, screw 331, upper cover 34, side cover 35, locating snap ring 36, sunk screw 361；
Bearing assembly 4, the first oil sealing 41, bearing 42, spacer 43, the second oil sealing 44；
Airtight chamber 5.
Specific implementation mode
Below in conjunction with the accompanying drawings, the present invention is further described by embodiment.
Embodiment
Referring to Fig. 1, Fig. 2, a kind of plate wheel formula positive displacement pump, including screw arbor assembly 1, plate wheel component 2, pump assembly 3 and axis
Bearing assembly 4.
The screw arbor assembly 1 includes screw shaft 11 and screw-casing 12.
Referring to Fig. 3, the structure of the screw shaft 11 is the thin level Four Step Shaft in the thick one end in one end, and thick one end is first axle
Neck 111 is sequentially connected thereafter circular bosses 112, the second axle journal 113, third axle journal 114 and the 4th axle journal 115, the first axle journal 111
End face center be equipped with blind hole 116, the first keyway 117, the output of blind hole 116 and peripheral hardware motor are equipped in the blind hole 116
End connection；The outer circle of the third axle journal 114 is equipped with the second keyway 118, and third axle journal 114 and the endoporus of screw-casing 12 match
It closes.4th axle journal, 115 outer round surface is equipped with external screw thread.
Referring to Fig. 4, the structure of the screw-casing 12 is equipped with helical tooth for the outer surface of tubulose, and the centre bore of the tubulose is
The small hole shape in the big centre in both ends is equipped with keyway in hole, and the keyway is matched with the second keyway 118, the helical tooth and plate wheel
Leaf 22 is meshed.
Referring to Fig. 5, Fig. 6, the pump assembly 3 include pump case 31, bushing 32, plate wheel lid 33, screw 331, upper cover 34,
Side cover 35, locating snap ring 36 and sunk screw 361.One end of the pump case 31 is equipped with bearing block 311, the bearing block 311
Structure is cup-shaped counterbore, and 311 flange of bearing block connects upper cover 34.The side of bearing block 311 is equipped with outlet plenum 312, outlet plenum
312 with 311 center line of bearing block be in 45 ° of angles, and outlet plenum 312 is equipped with square connecting flange；With outlet plenum 312 symmetrical one
Side is equipped with dredging mouth 313, and side cover 35 is connected on dredging mouth 313, and the sundries in screw-casing is removed when dredging mouth 313 is used to overhaul.
The other end of the pump case 31 is snout cavity 316, and the side of the pump case 31, which is equipped with, runs through outlet plenum 312 and snout cavity
316 notch 314, the notch 314 are matched with plate wheel component 2, and notch 314 is equipped with notch flange 315, notch flange
Pass through 331 terminal pad wheel cap 33 of screw on 315；The bushing 32 is consolidated by four uniformly distributed locating snap rings 36 by sunk screw 361
Due to the middle part of 31 inner cavity of pump case.
Referring to Fig. 7,32 structure of the bushing is circular tube shaped, and bushing 32 outer circle is equipped with to be opened with 32 centerline parallel of bushing
Mouth 321, the opening 321 are matched with plate wheel component 2.
Referring to Fig. 8（a）, Fig. 8（b）, Figure 10, Figure 11, the plate wheel component 2 include plate wheel core 21, plate wheel leaf 22, plate wheel
Axis 25, gasket 251 and nut 252.The plate wheel core 21 is equipped with axle sleeve 211 and ten spokes 212, and ten spokes 212 are in axle sleeve
It is uniformly distributed in 211 outer circle；The plate wheel leaf 22 is petal hollow form structure, and plate wheel leaf 22 is mounted on spoke by screw
On 212, the material of plate wheel leaf 22 is associated with transported medium, and same media does not need to match and the associated disk of medium for conveying
Wheel blade 22.The axle sleeve 211 is connected to by plate wheel axis 25, gasket 251, nut 252 in pump case 31.
The both sides of the axle sleeve 211 are equipped with bearing plate 24, and two sides of plate wheel leaf 22 are equipped with wearing plate 23, the bearing
Piece 24 is connected with notch 314, and wearing plate 23 is connected with pump case 31, between bearing plate 24 and wearing plate 23 and plate wheel leaf 22
With relative motion.
Referring to Fig. 9, the bearing assembly 4 includes the first oil sealing 41, two pieces bearing 42, spacer 43 and the second oil sealing 44；Institute
The first oil sealing 41 is stated in upper cover 34, prevents external dust from entering bearing；Spacer 43 is equipped between the two pieces bearing 42；Institute
The second oil sealing 44 is stated set on the bottom position of the cup-shaped counterbore of bearing block 311, prevents transported medium from entering bearing.
The two pieces bearing 42 that the bearing assembly 4 includes is self-aligning thrust roller bearing, and installation back-to-back, is used for spiral shell
Bar axis 11 axially and radially locates, while overcoming axial force.
When assembly, the screw arbor assembly 1 is located at plate wheel component 2 in the cavity of pump case 31, screw shaft 11 and plate wheel axis
25 perpendicular arrangements, and screw-casing 12 is meshed with plate wheel leaf 22；One end of screw shaft 11 is installed on pump case by bearing assembly 4
On the bearing block 311 of body 31, the other end of screw shaft 11 connects screw-casing 12, and the 4th axle journal 115 of screw shaft 11 is equipped with axis
End nut prevents shaft end nut from loosening for fastening screw-casing 12, and using holding screw.
Snout cavity 316 and outlet plenum 312 be spaced in use, screw-casing 12 and plate wheel leaf 22 are intermeshed to form
It is closed chamber, the circular tube shaped bushing 32 being wrapped in 12 outer circle of screw-casing is so that the closure chamber becomes airtight chamber 5, with spiral shell
1 drive disk wheel blade 22 of bar assembly rotates, and transported medium enters airtight chamber 5 by snout cavity 316, is then transported to pump discharge
Chamber 312.
The above content is not to be made any form of restriction to structure, the shape of the present invention.All technologies according to the present invention
Essence still falls within the model of technical solution of the present invention to any simple modification, equivalent change and modification made by above example
In enclosing.
Claims (5)
1. a kind of plate wheel formula positive displacement pump, it is characterised in that：The positive displacement pump includes screw arbor assembly（1）, plate wheel component（2）With
Pump assembly（3）；
The screw arbor assembly（1）Including screw shaft（11）And screw-casing（12）, the screw shaft（11）Structure be one end thick one
It is the first axle journal to hold thin level Four Step Shaft, thick one end（111）, it is sequentially connected circular bosses thereafter（112）, the second axle journal
（113）, third axle journal（114）With the 4th axle journal（115）, the first axle journal（111）End face center be equipped with blind hole（116）, described
Blind hole（116）Inside it is equipped with the first keyway（117）, blind hole（116）It is connect with the output end of peripheral hardware motor；The third axle journal
（114）Outer circle be equipped with the second keyway（118）, third axle journal（114）With screw-casing（12）Endoporus match；Described 4th
Axle journal（115）Outer round surface is equipped with external screw thread；The screw-casing（12）Structure be tubulose outer surface be equipped with helical tooth, it is described
The centre bore of tubulose is the small hole shape in the big centre in both ends, and keyway, the keyway and the second keyway are equipped in hole（118）It matches,
The helical tooth and plate wheel leaf（22）It is meshed；
The plate wheel component（2）Including plate wheel core（21）, plate wheel leaf（22）, plate wheel axis（25）, gasket（251）And nut（252）；
The plate wheel core（21）Equipped with axle sleeve（211）With ten spokes（212）, ten spokes（212）In axle sleeve（211）Outer circle on
Even distribution；The plate wheel leaf（22）For petal hollow form structure, plate wheel leaf（22）It is mounted on spoke by screw（212）On；
The axle sleeve（211）Pass through plate wheel axis（25）, gasket（251）, nut（252）It is connected to pump case（31）On；
The pump assembly（3）Including pump case（31）And bushing（32）；
The pump case（31）For the internal special-shaped column structure for carrying cavity, one end is equipped with snout cavity（316）, the other end sets
There is bearing block（311）, the bearing block（311）Prism be equipped with outlet plenum（312）, the bearing block（311）It is interior to be equipped with axis
Bearing assembly（4）；
The screw arbor assembly（1）With plate wheel component（2）Positioned at pump case（31）Cavity in, screw shaft（11）With plate wheel axis（25）
Perpendicular arrangement, and screw-casing（12）With plate wheel leaf（22）It is meshed；Screw shaft（11）One end pass through bearing assembly（4）Installation
In pump case（31）Bearing block（311）On, screw shaft（11）The other end connect screw-casing（12）, screw-casing（12）With pump case
Body（31）Between be equipped with bushing（32）；The pump assembly（3）Including pump case（31）, bushing（32）, plate wheel lid（33）, screw
（331）, upper cover（34）, side cover（35）, locating snap ring（36）And sunk screw（361）；The pump case（31）One end be equipped with axis
Bearing（311）, the bearing block（311）Structure be cup-shaped counterbore, bearing block（311）Flange connects upper cover（34）；Bearing
Seat（311）Side be equipped with outlet plenum（312）, outlet plenum（312）With bearing block（311）Center line is in 45 ° of angles, outlet plenum
（312）Equipped with square connecting flange；With outlet plenum（312）Symmetrical side is equipped with dredging mouth（313）, dredging mouth（313）On
Connect side cover（35）；The pump case（31）The other end be snout cavity（316）, the pump case（31）Side be equipped with run through
Outlet plenum（312）And snout cavity（316）Notch（314）, the notch（314）With plate wheel component（2）It matches, notch
（314）It is equipped with notch flange（315）, notch flange（315）On pass through screw（331）Terminal pad wheel cap（33）；The bushing
（32）By four uniformly distributed locating snap rings（36）Pass through sunk screw（361）It is fixed on pump case（31）The middle part of inner cavity；
In use, screw-casing（12）With plate wheel leaf（22）Intermeshing is formd snout cavity（316）With outlet plenum（312）It is separated by
The closure chamber opened, is wrapped in screw-casing（12）Circular tube shaped bushing in outer circle（32）So that the closure chamber becomes airtight chamber
（5）, with screw arbor assembly（1）Drive disk wheel blade（22）Rotation, transported medium is by snout cavity（316）Into airtight chamber（5）,
Then it is transported to and pumps out oral cavity（312）.
2. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The bushing（32）Structure is circular tube shaped,
Bushing（32）Outer circle is equipped with and bushing（32）The opening of centerline parallel（321）, the opening（321）With plate wheel component（2）
It matches.
3. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The axle sleeve（211）Both sides be equipped with axis
Hold piece（24）, plate wheel leaf（22）Two sides be equipped with wearing plate（23）, the bearing plate（24）With notch（314）It is connected,
Wearing plate（23）With pump case（31）It is connected, bearing plate（24）And wearing plate（23）With plate wheel leaf（22）Between there is opposite fortune
It is dynamic.
4. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The bearing assembly（4）Including the first oil
Envelope（41）, two pieces bearing（42）, spacer（43）With the second oil sealing（44）；First oil sealing（41）Set on upper cover（34）It is interior, prevent
Only external dust enters bearing；The two pieces bearing（42）Between be equipped with spacer（43）；Second oil sealing（44）Set on bearing
Seat（311）Cup-shaped counterbore bottom position, prevent transported medium from entering bearing.
5. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The bearing assembly（4）Include two
Part bearing（42）It is taper roll bearing, and installation back-to-back, is used for screw shaft（11）Axially and radially locate, overcome simultaneously
Axial force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016263.5A CN106593859B (en) | 2017-01-10 | 2017-01-10 | A kind of plate wheel formula positive displacement pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016263.5A CN106593859B (en) | 2017-01-10 | 2017-01-10 | A kind of plate wheel formula positive displacement pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106593859A CN106593859A (en) | 2017-04-26 |
| CN106593859B true CN106593859B (en) | 2018-08-14 |
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ID=58583193
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710016263.5A Active CN106593859B (en) | 2017-01-10 | 2017-01-10 | A kind of plate wheel formula positive displacement pump |
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| CN (1) | CN106593859B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751236B (en) * | 2019-03-26 | 2023-11-28 | 河北双达石油设备制造有限公司 | Symmetrical double-screw rotor for axial sliding vane pump |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1331998A (en) * | 1962-05-08 | 1963-07-12 | Improvements to rotary screw compressors and liquid seals | |
| GB2131877B (en) * | 1982-11-16 | 1986-10-01 | Bernard Zimmern | Rotary positive-displacement fluid-machines |
| CN2126330U (en) * | 1991-07-16 | 1992-12-30 | 徐述铎 | Web wheel screw pump |
| CN101153596A (en) * | 2006-09-29 | 2008-04-02 | 上海开利涡普机械有限公司 | Compound spider piece used for single-screw compressor |
| JP4412417B2 (en) * | 2007-12-07 | 2010-02-10 | ダイキン工業株式会社 | Single screw compressor |
| CN102146935A (en) * | 2010-12-30 | 2011-08-10 | 上海阿波罗机械股份有限公司 | Essential service water pump for nuclear power station |
| CN202082097U (en) * | 2011-06-03 | 2011-12-21 | 李存扣 | Worm worm-wheel pump |
| CN206555125U (en) * | 2017-01-10 | 2017-10-13 | 黄山工业泵制造有限公司 | A kind of plate wheel formula positive displacement pump |
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2017
- 2017-01-10 CN CN201710016263.5A patent/CN106593859B/en active Active
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| Publication number | Publication date |
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| CN106593859A (en) | 2017-04-26 |
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