CN206555125U - A kind of plate wheel formula positive displacement pump - Google Patents
A kind of plate wheel formula positive displacement pump Download PDFInfo
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- CN206555125U CN206555125U CN201720025123.XU CN201720025123U CN206555125U CN 206555125 U CN206555125 U CN 206555125U CN 201720025123 U CN201720025123 U CN 201720025123U CN 206555125 U CN206555125 U CN 206555125U
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Abstract
The utility model discloses a kind of plate wheel formula positive displacement pump, 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 axle.The spiral alveolar of screw-casing as main conveyor chamber, is isolated import and export chamber so that the pump is under same volume, and its medium conveying capacity has greater advantage in displacement pump field by the utility model using the plate wheel leaf engaged with screw-casing；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 change；Conveying will be participated in 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 change；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 utility model 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
Obvious limitation is required.With expanding 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, designs that a small volume, flow are big, can solve the problem that a variety of conveyings are situated between
The multipurpose pump of matter is current positive displacement pump producer urgent problem to be solved.
Utility model content
Main purpose of the present utility model is in view of the above-mentioned problems, 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 for carrying cavity, and one end is provided with snout cavity 316, and the other end is set
There is bearing block 311, the prism of the bearing block 311, which is provided with outlet plenum 312, the bearing block 311, is provided with bearing assembly 4.
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 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.
In use, screw-casing 12 is intermeshed with plate wheel leaf 22 forms be spaced snout cavity 316 and outlet plenum 312
Close chamber, be wrapped in screw-casing 12 it is cylindrical on circular tube shaped bushing 32 so that the closure chamber turn into 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, is then transported to pump discharge
Chamber 312.
The technical scheme 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, its
After be sequentially connected in circular bosses 112, the second axle journal 113, the 3rd axle journal 114 and the 4th axle journal 115, the end face of the first axle journal 111
The heart, which is provided with blind hole 116, the blind hole 116, is provided with the first keyway 117, and blind hole 116 is connected with the output end of peripheral hardware motor；Institute
State the cylindrical of the 3rd axle journal 114 and be provided with the second keyway 118, the 3rd axle journal 114 is engaged with the endoporus of screw-casing 12.Described
The outer round surface of four axle journal 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 small hole shape, be provided with keyway in 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 center lines are in 45 ° of angles, and outlet plenum 312 is provided with square adpting flange；Desilting is provided with the symmetrical side of outlet plenum 312
Side cover 35 is connected in mouth 313, desilting mouthful 313.The other end of the pump case 31 is snout cavity 316, the side of the housing 31
Provided with the notch 314 through outlet plenum 312 and snout cavity 316, the notch 314 is engaged with plate wheel component 2, on notch 314
Provided with notch flange 315, 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 bushing 32 is circular tube shaped, the cylindrical opening 321 provided with the centerline parallel of bushing 32 of bushing 32, institute
Opening 321 is stated 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 be 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 be petal hollow form structure, and plate wheel leaf 22 is arranged on spoke 212 by screw, the material of plate wheel leaf 22 and is conveyed
Medium is associated, and same media does not need to match the plate wheel leaf 22 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；It is described
First oil sealing 41 prevents external dust from entering bearing in upper lid 34；Spacer 43 is provided between the two pieces bearing 42；It is described
Second oil sealing 44 prevents 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.
Effective technology effect of the present utility model embodies in the following areas：
（1）The spiral alveolar of screw-casing as main conveyor chamber, is utilized the disk engaged with screw-casing by the utility model
Wheel blade isolates import and export chamber so that the pump is under same volume, its medium conveying capacity has larger excellent in displacement pump field
Gesture.
（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 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.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
The sectional view that Fig. 2 is A-A in Fig. 1.
Fig. 3 is the structural representation of the utility model screw shaft.
Fig. 4 is the structural representation of the utility model screw-casing.
Fig. 5 is the structural representation of the utility model pump assembly.
Fig. 6 is the structural representation of the utility model pump case.
Fig. 7 is the structural representation of the utility model bushing.
Fig. 8（a）For the utility model plate wheel modular construction schematic cross-sectional view.
Fig. 8（b）For the utility model plate wheel component schematic side view.
Fig. 9 is the utility model bearing assembly schematic diagram.
Figure 10 is the utility model screw-casing and plate wheel leaf mesh schematic representation.
Figure 11 is the utility model wearing plate, 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 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 axle
25th, pad 251, nut 252；
Pump assembly 3, pump case 31, bearing block 311, outlet plenum 312, desilting mouthfuls 313, notch 314, notch flange 315,
Snout cavity 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.
Embodiment
Below in conjunction with the accompanying drawings, by embodiment, the utility model is further described.
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, the first keyway 117, blind hole 116 and the output of peripheral hardware motor are provided with the blind hole 116
End connection；The cylindrical of 3rd axle journal 114 is provided with the second keyway 118, and the endoporus of the 3rd axle journal 114 and screw-casing 12 matches
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
Keyway is provided with the small hole shape in the big centre in two, 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, 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 be in 45 ° of angles with the center line of bearing block 311, and outlet plenum 312 is provided with square adpting flange；With outlet plenum 312 symmetrical one
Side, which is provided with desilting mouthful 313, desilting mouthful 313, connects side cover 35, and desilting mouthful 313 is for removing the debris in screw-casing when overhauling.
The other end of the pump case 31 is snout cavity 316, and the side of the housing 31, which is provided with, runs 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, notch flange 315
Pass through 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 bushing 32 is circular tube shaped, and bushing 32 is cylindrical provided with being 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 conveyed, and same media does not need to match the disk 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
Bottom position of second oil sealing 44 located at the cup-shaped counterbore of bearing block 311 is stated, 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 at plate wheel component 2 in the cavity of pump case 31, screw shaft 11 and plate wheel axle
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 connection screw-casing 12 of screw shaft 11, the 4th axle journal 115 of screw shaft 11 is provided with axle
End nut, prevents shaft end nut from loosening for fastening screw-casing 12, and using holding screw.
In use, screw-casing 12 is intermeshed with plate wheel leaf 22 forms be spaced snout cavity 316 and outlet plenum 312
Close chamber, be wrapped in screw-casing 12 it is cylindrical on circular tube shaped bushing 32 so that the closure chamber turn into 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, is then transported to pump discharge
Chamber 312.
Above content not makees any formal limitation to structure of the present utility model, shape.It is all new according to this practicality
Any simple modification, equivalent variations and modification that the technical spirit of type is made to above example, still fall within the utility model
In the range of technical scheme.
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 for carrying cavity, one end is provided with snout cavity（316）, 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) is interior to be provided with axle
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）；
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 on cylindrical（32）So that the closure chamber turns into 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 output end of peripheral hardware motor；3rd axle journal
（114）It is 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 provided with keyway, the keyway the small hole shape in the big centre in two, hole in
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）Covered in flange connection（34）；Bearing block（311）Side be provided with outlet plenum（312）, outlet plenum（312）With bearing block
（311）Center line is in 45 ° of angles, outlet plenum（312）Provided with square adpting flange；With outlet plenum（312）Symmetrical side is set
There is desilting mouthful（313）, desilting mouthful（313）Upper connection side cover（35）；The pump case（31）The other end be snout cavity（316）,
The housing（31）Side be provided with run 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
Connect plate wheel lid（33）；The bushing（32）By four uniform locating snap rings（36）Pass through 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）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 to match the plate wheel leaf associated with medium for conveying（22）；The axle sleeve（211）Pass through 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）Including the first oil
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 included
Part bearing（42）It is taper roll bearing, and installs back-to-back, for screw shaft（11）Axially and radially locate, overcome simultaneously
Axial force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720025123.XU CN206555125U (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 |
|---|---|---|---|
| CN201720025123.XU CN206555125U (en) | 2017-01-10 | 2017-01-10 | A kind of plate wheel formula positive displacement pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206555125U true CN206555125U (en) | 2017-10-13 |
Family
ID=60358658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720025123.XU Active CN206555125U (en) | 2017-01-10 | 2017-01-10 | A kind of plate wheel formula positive displacement pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206555125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593859A (en) * | 2017-01-10 | 2017-04-26 | 黄山工业泵制造有限公司 | Disk wheel type positive displacement pump |
-
2017
- 2017-01-10 CN CN201720025123.XU patent/CN206555125U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593859A (en) * | 2017-01-10 | 2017-04-26 | 黄山工业泵制造有限公司 | Disk wheel type positive displacement pump |
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