CN106593859A - Disk wheel type positive displacement pump - Google Patents
Disk wheel type positive displacement pump Download PDFInfo
- Publication number
- CN106593859A CN106593859A CN201710016263.5A CN201710016263A CN106593859A CN 106593859 A CN106593859 A CN 106593859A CN 201710016263 A CN201710016263 A CN 201710016263A CN 106593859 A CN106593859 A CN 106593859A
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- Prior art keywords
- plate wheel
- screw
- bearing
- pump
- plate
- 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.)
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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
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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
- 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 disk wheel type positive displacement pump. The disk wheel type positive displacement pump comprises a screw assembly, a disk wheel assembly, a pump body assembly and a bearing assembly. The screw assembly comprises a screw shaft and a spiral sleeve. The disk wheel assembly comprises disk wheel vanes and a disk wheel shaft. Spiral tooth grooves of the spiral sleeve are used as main conveying cavities, an inlet cavity and an outlet cavity are isolated by means of the disk wheel vanes engaged with the spiral sleeve, and therefore, under the same volume, the pump has great advantages on the aspect of medium conveying capacity in the field of positive displacement pumps; bushes of different materials can be selected according to the requirements of different working conditions, so that the pump is not sensitive to various media carrying abrasive impurities and is easy to maintain and replace; the structure of the disk wheel vanes participating in conveying and sealing is designed into a fast change mode, the disk wheel vanes can be made of different materials according to different working conditions, and therefore, the pump is not sensitive to various media carrying the abrasive impurities and is easy to maintain and replace; and a driving shaft of the pump can be connected with a motor so that the pump can adapt to various working conditions of a prime motor and the adaptability of the pump to the working conditions can be improved.
Description
Technical field
The invention belongs to positive displacement pump technical field, is 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 species is various, and most positive displacement pumps are more sensitive to the impurity or viscosity of pumped (conveying) medium or have
Significantly limit and require.With expanding economy, environmental problem, especially in ocean development field, people are more and more closed
Problem is collected in the cleaning of note marine oil overflow and various rubbish, designs that a small volume, flow are big, can solve the problem that various conveyings are situated between
The multipurpose pump of matter is current positive displacement pump producer problem demanding prompt solution.
The content of the invention
Present invention is primarily targeted at being directed to the problems referred to above, there is provided 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 axle 25, the pump assembly 3 includes pump case 31 and bushing 32.
The pump case 31 is the internal special-shaped column structure with cavity, and one end is provided with snout cavity 316, and the other end sets
There is bearing block 311, the prism of the bearing block 311 is provided with outlet plenum 312, the bearing block 311 and is provided with bearing assembly 4.
The screw arbor assembly 1 is located in the cavity of pump case 31 with plate wheel component 2, and screw shaft 11 and plate wheel axle 25 are perpendicular
Arrange, and screw-casing 12 is meshed with plate wheel leaf 22；One end of screw shaft 11 is installed on the axle of pump case 31 by bearing assembly 4
In bearing 311, the other end connection screw-casing 12 of screw shaft 11 is provided with bushing 32 between screw-casing 12 and pump case 31.
When using, screw-casing 12 defines be spaced snout cavity 316 and outlet plenum 312 with the intermeshing of plate wheel leaf 22
Closure chamber, be wrapped in screw-casing 12 it is cylindrical on circular tube shaped bushing 32 so that the closure chamber becomes airtight chamber 5, with spiral shell
The drive disk wheel blade 22 of bar assembly 1 rotates, and transported medium enters airtight chamber 5 by snout cavity 316, and pump discharge is transported to then
Chamber 312.
The technical scheme for further limiting 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, thereafter according to
Secondary connection circular bosses 112, the second axle journal 113, the 3rd axle journal 114 and the 4th axle journal 115, the end face center of the first axle journal 111 sets
Have in blind hole 116, the blind hole 116 and be provided with the first keyway 117, blind hole 116 is connected with the outfan of peripheral hardware motor；Described
The cylindrical of three axle journals 114 is provided with the second keyway 118, and the 3rd axle journal 114 is engaged with the endoporus of screw-casing 12.4th axle
The outer round surface of neck 115 is provided with external screw thread.
The structure of the screw-casing 12 is provided with helical tooth for the outer surface of tubulose, and the centre bore of the tubulose is that two is big-and-middle
Between little hole shape, keyway is provided with hole, the keyway is engaged with the second keyway 118, and the helical tooth is mutually nibbled with plate wheel leaf 22
Close.
The pump assembly 3 includes pump case 31, bushing 32, plate wheel lid 33, screw 331, upper lid 34, side cover 35, stop
Ring 36 and sunk screw 361.One end of the pump case 31 is provided with bearing block 311, and the structure of the bearing block 311 is heavy for cup-shaped
Hole, the upper lid 34 of the flange of bearing block 311 connection.The side of bearing block 311 is provided with outlet plenum 312, outlet plenum 312 and bearing block
311 centrages are in 45 ° of angles, and outlet plenum 312 is provided with square adpting flange；The side symmetrical with outlet plenum 312 is provided with desilting
Mouth 313, connects side cover 35 on desilting mouth 313.The other end of the pump case 31 be snout cavity 316, the side of the housing 31
The notch 314 through outlet plenum 312 and snout cavity 316 is provided with, the notch 314 is engaged with plate wheel component 2, on notch 314
Notch flange 315 is provided with, the terminal pad wheel cap 33 of screw 331 is passed through on notch flange 315；The bushing 32 by four it is uniform only
Rotating ring 36 is fixed on the middle part of the inner chamber of pump case 31 by sunk screw 361.
The structure of the bushing 32 be circular tube shaped, the cylindrical opening 321 being provided with the centerline parallel of bushing 32 of bushing 32, institute
State opening 321 to be engaged with plate wheel component 2.
The plate wheel component 2 includes plate wheel core 21, plate wheel leaf 22, plate wheel axle 25, pad 251 and nut 252.The plate wheel
Core 21 is provided with axle sleeve 211 and ten spokes 212, ten spokes 212 axle sleeve 211 it is cylindrical on be uniformly distributed；The plate wheel leaf
22 is petal hollow form structure, and plate wheel leaf 22 is arranged on spoke 212 by screw, the material of plate wheel leaf 22 with conveyed
Medium is associated, and same media does not need the plate wheel leaf 22 that apolegamy is associated with medium for conveying.The axle sleeve 211 passes through plate wheel axle
25th, pad 251, nut 252 are connected in pump case 31.
The both sides of the axle sleeve 211 are provided with bearing plate 24, and two sides of plate wheel leaf 22 are provided 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, the oil sealing 44 of spacer 43 and second；Described
One oil sealing 41 prevents external dust from entering bearing in upper lid 34；Spacer 43 is provided between the two pieces bearing 42；Described
Two oil sealings 44 prevent transported medium from entering bearing located at the bottom position of the cup-shaped counterbore of bearing block 311.
The two pieces bearing 42 that the bearing assembly 4 includes is taper roll bearing, and is installed back-to-back, for screw shaft
11 axially and radially locate, while overcome axial force.
The effective technology effect of the present invention embodies in the following areas：
（1）The present invention using the spiral alveolar of screw-casing as main conveyor chamber, using the plate wheel leaf engaged with screw-casing come every
From import and export chamber so that under same volume, its medium conveying capacity has greater advantage to the pump in 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 change.
（3）The plate wheel impeller structure for participating in conveying and sealing is designed to into quick change form, plate wheel leaf can be according to different operating modes
From unlike material so that the pump is to all kinds of media with abrasion impurity and insensitive and for ease of maintenaince change.
（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 representation of the present invention.
Fig. 2 is the sectional view of A-A in Fig. 1.
Fig. 3 is the structural representation of screw shaft of the present invention.
Fig. 4 is the structural representation of screw-casing of the present invention.
Fig. 5 is the structural representation of pump assembly of the present invention.
Fig. 6 is the structural representation of pump case of the present invention.
Fig. 7 is the structural representation of bushing of the present invention.
Fig. 8（a）For plate wheel modular construction cross-sectional schematic 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.
Sequence 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, the 3rd axle journal 114, the 4th axle journal
115th, 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 axle 25, pad
Piece 251, nut 252；
Pump assembly 3, pump case 31, bearing block 311, outlet plenum 312, desilting mouth 313, notch 314, notch flange 315, import
Chamber 316, bushing 32, opening 321, plate wheel lid 33, screw 331, upper lid 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 embodiment
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 axle
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, the 3rd axle journal 114 and the 4th axle journal 115, the first axle journal 111
End face center be provided with blind hole 116, be provided with the first keyway 117 in the blind hole 116, the output of blind hole 116 and peripheral hardware motor
End connection；The cylindrical of 3rd axle journal 114 is provided with the second keyway 118, and the 3rd axle journal 114 matches with the endoporus of screw-casing 12
Close.The outer round surface of 4th axle journal 115 is provided with external screw thread.
Referring to Fig. 4, the structure of the screw-casing 12 is provided with helical tooth for the outer surface of tubulose, and the centre bore of the tubulose is
The little hole shape in the big centre in two, is provided with keyway in hole, the keyway is engaged 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 lid 34,
Side cover 35, locating snap ring 36 and sunk screw 361.One end of the pump case 31 is provided with bearing block 311, the bearing block 311
Structure is cup-shaped counterbore, and the flange of bearing block 311 connects upper lid 34.The side of bearing block 311 is provided with outlet plenum 312, outlet plenum
312 is in 45 ° of angles with the centrage of bearing block 311, and outlet plenum 312 is provided with square adpting flange；One symmetrical with outlet plenum 312
Side is provided with desilting mouth 313, and side cover 35 is connected on desilting mouth 313, and desilting mouth 313 removes the debris in screw-casing when being used to overhaul.
The other end of the pump case 31 is snout cavity 316, and the side of the housing 31 is provided with through outlet plenum 312 and snout cavity 316
Notch 314, the notch 314 is engaged with plate wheel component 2, and notch 314 is provided with notch flange 315, on notch flange 315
By the terminal pad wheel cap 33 of screw 331；The bushing 32 is fixed on pump by four uniform locating snap rings 36 by sunk screw 361
The middle part of the inner chamber of housing 31.
Referring to Fig. 7, the structure of the bushing 32 is circular tube shaped, and bushing 32 is cylindrical to be provided with and opened with the centerline parallel of bushing 32
Mouth 321, the opening 321 is engaged 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
Axle 25, pad 251 and nut 252.The plate wheel core 21 is provided with axle sleeve 211 and ten spokes 212, and ten spokes 212 are in axle sleeve
211 it is cylindrical on be uniformly distributed；The plate wheel leaf 22 is petal hollow form structure, and plate wheel leaf 22 is arranged on spoke by screw
On 212, the material of plate wheel leaf 22 is associated with the medium for being conveyed, and same media does not need the disk that apolegamy is associated with medium for conveying
Wheel blade 22.The axle sleeve 211 is connected in pump case 31 by plate wheel axle 25, pad 251, nut 252.
The both sides of the axle sleeve 211 are provided with bearing plate 24, and two sides of plate wheel leaf 22 are provided 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, the oil sealing 44 of spacer 43 and second；Institute
The first oil sealing 41 is stated in upper lid 34, prevents external dust from entering bearing；Spacer 43 is provided between the two pieces bearing 42；Institute
The second oil sealing 44 is stated located at 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 is installed back-to-back, for spiral shell
Bar axle 11 is axially and radially located, while overcome axial force.
During assembling, the screw arbor assembly 1 is located in the cavity of pump case 31 with plate wheel component 2, and screw shaft 11 and plate wheel axle 25 are in
It is arranged vertically, and screw-casing 12 is meshed with plate wheel leaf 22；One end of screw shaft 11 is installed on pump case 31 by bearing assembly 4
Bearing block 311 on, the other end of screw shaft 11 connection screw-casing 12, the 4th axle journal 115 of screw shaft 11 is provided with shaft end spiral shell
Mother, for fastening screw-casing 12, and prevents shaft end nut from loosening using holding screw.
When using, screw-casing 12 defines be spaced snout cavity 316 and outlet plenum 312 with the intermeshing of plate wheel leaf 22
Closure chamber, be wrapped in screw-casing 12 it is cylindrical on circular tube shaped bushing 32 so that the closure chamber becomes airtight chamber 5, with spiral shell
The drive disk wheel blade 22 of bar assembly 1 rotates, and transported medium enters airtight chamber 5 by snout cavity 316, and pump discharge is transported to then
Chamber 312.
Above content not makees any pro forma restriction to structure of the invention, shape.All technologies according to the present invention
Any simple modification, equivalent variations and modification that essence is made to above example, still fall within the model of technical solution of the present invention
In enclosing.
Claims (9)
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 plate wheel component（2）Including plate wheel core（21）、
Plate wheel leaf（22）With plate wheel axle（25）, the pump assembly（3）Including pump case（31）And bushing（32）；
The pump case（31）For the internal special-shaped column structure with cavity, one end is provided with snout cavity（316）, the other end sets
The prism for having bearing block (311), the bearing block (311) is provided with outlet plenum（312）, in the bearing block (311) axle is provided with
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 axle（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）Install
In pump case（31）Bearing block (311) on, screw shaft（11）The other end connection screw-casing（12）, screw-casing（12）With pump case
Body（31）Between be provided with bushing（32）；
When using, screw-casing（12）With plate wheel leaf（22）Intermeshing is defined 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 on cylindrical（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 screw shaft（11）Structure be one end
The thin level Four Step Shaft in thick one end, thick one end is the first axle journal（111）, circular bosses are sequentially connected thereafter（112）, the second axle journal
（113）, the 3rd axle journal（114）With the 4th axle journal（115）, the first axle journal（111）End face center be provided with blind hole（116）, it is described
Blind hole（116）Inside it is provided with the first keyway（117）, blind hole（116）It is connected with the outfan of peripheral hardware motor；3rd axle journal
（114）Cylindrical be provided with the second keyway（118）, the 3rd axle journal（114）With screw-casing（12）Endoporus be engaged；Described 4th
Axle journal（115）Outer round surface is provided with external screw thread.
3. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The screw-casing（12）Structure be tubulose
Outer surface be provided with helical tooth, the centre bore of the tubulose is the little hole shape in the big centre in two, and keyway, the keyway are provided with hole
With the second keyway（118）It is engaged, the helical tooth and plate wheel leaf（22）It is meshed.
4. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The pump assembly（3）Including pump case
（31）, bushing（32）, plate wheel lid（33）, screw（331）, upper lid（34）, side cover（35）, locating snap ring（36）With sunk screw 361；
The pump case（31）One end be provided with bearing block（311）, the bearing block（311）Structure be cup-shaped counterbore, bearing block
（311）Cover in flange connection（34）；Bearing block（311）Side be provided with outlet plenum（312）, outlet plenum（312）With bearing block
（311）Centrage is in 45 ° of angles, outlet plenum（312）It is provided with square adpting flange；With outlet plenum（312）Symmetrical side sets
There is desilting mouth（313）, desilting mouth（313）Upper connection side cover（35）；The pump case（31）The other end be snout cavity（316）,
The housing（31）Side be provided with through outlet plenum（312）And snout cavity（316）Notch（314）, the notch（314）With
Plate wheel component（2）It is engaged, notch（314）It is provided with notch flange（315）, notch flange（315）It is upper to pass through screw（331）Even
Flange wheel cap（33）；The bushing（32）By four uniform locating snap rings（36）By sunk screw（361）It is fixed on pump case
（31）The middle part of inner chamber.
5. 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）It is cylindrical to be provided with and bushing（32）The opening of centerline parallel（321）, the opening（321）With plate wheel component（2）
It is engaged.
6. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The plate wheel component（2）Including plate wheel core
（21）, plate wheel leaf（22）, plate wheel axle（25）, pad（251）And nut（252）；The plate wheel core（21）It is provided with axle sleeve（211）
With ten spokes（212）, ten spokes（212）In axle sleeve（211）It is cylindrical on be uniformly distributed；The plate wheel leaf（22）For petal
Shape hollow form structure, plate wheel leaf（22）Spoke is arranged on by screw（212）On, plate wheel leaf（22）Material and Jie for being conveyed
Qualitative correlation joins, and same media does not need the plate wheel leaf that apolegamy is associated with medium for conveying（22）；The axle sleeve（211）By plate wheel axle
（25）, pad（251）, nut（252）It is connected to pump case（31）On.
7. plate wheel formula positive displacement pump according to claim 6, it is characterised in that：The axle sleeve（211）Both sides be provided with axle
Hold piece（24）, plate wheel leaf（22）Two sides be provided 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 relative fortune
It is dynamic.
8. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The bearing assembly（4）It is oily including first
Envelope（41）, two pieces bearing（42）, spacer（43）With the second oil sealing（44）；First oil sealing（41）Located at upper lid（34）It is interior, prevent
Only external dust enters bearing；The two pieces bearing（42）Between be provided with spacer（43）；Second oil sealing（44）Located at bearing
Seat（311）Cup-shaped counterbore bottom position, prevent transported medium from entering bearing.
9. plate wheel formula positive displacement pump according to claim 1, it is characterised in that：The bearing assembly（4）Two for including
Part bearing（42）It is taper roll bearing, and installs back-to-back, for screw shaft（11）Axially and radially locate, while overcoming
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 true CN106593859A (en) | 2017-04-26 |
| CN106593859B CN106593859B (en) | 2018-08-14 |
Family
ID=58583193
Family Applications (1)
| 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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| Country | Link |
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| CN (1) | CN106593859B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751236A (en) * | 2019-03-26 | 2019-05-14 | 河北双达石油设备制造有限公司 | A kind of symmetrical twin helical rotors of axial sliding vane pump |
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|---|---|---|---|---|
| US3180565A (en) * | 1962-05-08 | 1965-04-27 | Zimmern Bernard | Worm rotary compressors with liquid joints |
| 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 |
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| CN101889143A (en) * | 2007-12-07 | 2010-11-17 | 大金工业株式会社 | 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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| 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 |
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