CN108757481A - A kind of coke delivery pump - Google Patents
A kind of coke delivery pump Download PDFInfo
- Publication number
- CN108757481A CN108757481A CN201810558736.9A CN201810558736A CN108757481A CN 108757481 A CN108757481 A CN 108757481A CN 201810558736 A CN201810558736 A CN 201810558736A CN 108757481 A CN108757481 A CN 108757481A
- Authority
- CN
- China
- Prior art keywords
- coke
- delivery pump
- sheath
- impeller
- pump
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2216—Shape, geometry
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/24—Vanes
- F04D29/242—Geometry, shape
-
- 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
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application discloses a kind of coke delivery pump, including：Pump case；The impeller being set in the pump case；The blade being set on the impeller；Be formed between the adjacent blade for for coke by flow channel space；The sheath for being set in the pump case, and being bonded with the pump housing endophragm；Be formed between the cut water of the sheath and the impeller outer edge for coke by passage gaps.Coke delivery pump provided by the present application, compared with prior art, it can realize that coke flows smoothly in transmission process, improve the conevying efficiency of coke, improve production operation efficiency, coke smoothly circulates the erosive wear that can be reduced and be generated to the pump housing, to ensure that equipment has longer service life, extends the service life of coke delivery pump.
Description
Technical field
This application involves petrochemical industry materials-handling technology fields, more specifically more particularly to a kind of coke delivery pump.
Background technology
Petrochemical industry is the pillar industry in China, is mainly processed to crude oil, natural gas, sale.In petrochemical industry
In coking tower coke disposal technical process, the conveying coke that corrosivity is strong, particle is big is needed.
However, in the prior art widely used Pulp pump conveying coke when, since coke granule is big, the passability of coke
Bad, continuous-stable transportation performance is not strong, and material conveying is discontinuous, and transfer efficiency cannot reach maximization, meanwhile, because in coke
Containing more larger solid particle, the fluid containing solid particle can generate erosive wear in transmission process to Pulp pump, at
For the short main reason of flow passage part service life, the coke conveyed in addition has compared with strong corrosive, more significantly shortens
Its service life.
Therefore it provides a kind of coke delivery pump, can realize that coke flows smoothly, improve the conevying efficiency of coke, carry
High production operation efficiency；Mitigate the erosive wear to the pump housing in coke conveying, extends the service life of equipment, have become ability
Field technique personnel technical problem urgently to be resolved hurrily.
Invention content
In order to solve the above technical problems, the application provides a kind of coke delivery pump, coke can be realized in transmission process
In flow smoothly, improve the conevying efficiency of coke, improve production operation efficiency；Mitigate in coke conveying and mill is washed away to the pump housing
Damage, extends the service life of equipment.
Technical solution provided by the present application is as follows：
A kind of coke delivery pump, including：Pump case；The impeller being set in the pump case；The leaf being set on the impeller
Piece；Be formed between the adjacent blade for for coke by flow channel space；Be set in the pump case, and with it is described
The sheath of pump housing endophragm fitting；Be formed between the cut water of the sheath and the impeller outer edge for coke by circulation between
Gap.
Further, in a kind of preferred mode of the present invention, the pump case is split type pump case, including first shell and
Second shell, first shell and second shell are detachably connected；The sheath is fitted closely in the first shell, described second
Inner walls.
Further, in a kind of preferred mode of the present invention, the sheath is specially MC nylon sheath wires or urethane
Set.
Further, in a kind of preferred mode of the present invention, blade is provided on impeller, blade quantity is 2~4.
Further, in a kind of preferred mode of the present invention, blade quantity is specially 3.
Further, in a kind of preferred mode of the present invention, the molded line of blade is diagonal helix.
Further, in a kind of preferred mode of the present invention, the pattern of impeller is specially double shrouded wheel.
Further, in a kind of preferred mode of the present invention, flow channel space can pass through 200mm to the coke of 280mm lumpiness
Charcoal.
Further, in a kind of preferred mode of the present invention, flow channel space specifically can by the coke of 260mm lumpiness,
Conveying material can be greatly reduced caused by the runner internal cause bridging phenomenon of pump to the blocking action of runner, passing through for pump can be improved
Rate improves adaptability of the pump to solid content, reduces material resistance, improves transfer efficiency.
Further, in a kind of preferred mode of the present invention, passage gaps can pass through 70mm to the coke of 100mm lumpiness
Charcoal.
Further, in a kind of preferred mode of the present invention, passage gaps can specifically pass through the coke of 90mm lumpiness.
Further, in a kind of preferred mode of the present invention, the molded line of pump case is specially similar spiral shape, blade and pump case
With being combined into similar spiral shape pumping chamber, it is ensured that coke delivery pump has high transfer efficiency.
Further, in a kind of preferred mode of the present invention, pump case is specially split type pump case.
Further, in a kind of preferred mode of the present invention, the material of sheath is specially polyurethane.
Further, in a kind of preferred mode of the present invention, sheath is connect by buckle structure with pump case.
Coke delivery pump provided by the invention specifically includes compared with prior art：Pump case is provided with impeller in pump case,
Blade is installed on impeller, and be formed between the adjacent blade for for coke by flow channel space, in pump case also
Equipped with the sheath being bonded with the pump housing endophragm, be formed between the cut water and impeller outer edge of sheath for coke by circulation between
Gap.In this way, compared to existing technologies, coke delivery pump provided by the invention can realize that coke circulates in transmission process
It is smooth, the conevying efficiency of coke is improved, improves production operation efficiency, coke, which smoothly circulates to reduce, washes away pump housing generation
Abrasion extends the service life of coke delivery pump to ensure that equipment has longer service life.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is coke delivery pump side view exploded perspective view provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of impeller provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of sheath provided in an embodiment of the present invention.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the application, below in conjunction with the application reality
The attached drawing technical solutions in the embodiments of the present application applied in example is clearly and completely described, it is clear that described embodiment
Only a part of the embodiment of the application, instead of all the embodiments.Based on the embodiment in the application, this field is common
The every other embodiment that technical staff is obtained without making creative work belongs to the model of the application protection
It encloses.
Please be as shown in Figure 1 to Figure 3, the embodiment of the present application provides a kind of coke delivery pump, including：Pump case 2；It is set to described
Impeller 1 in pump case 2；The blade 4 being set on the impeller 1；It is formed between the adjacent blade 4 for logical for coke
The flow channel space 6 crossed；The sheath 3 for being set in the pump case 2, and being bonded with 2 inner wall of the pump case；The cut water 5 of the sheath 3
Be formed between 1 outer rim of the impeller for coke by passage gaps 7.
Coke delivery pump provided in an embodiment of the present invention specifically includes compared with prior art：Pump case 2 is set in pump case 2
Be equipped with impeller 1, blade 4 be installed on impeller 1, and be formed between the adjacent blade for for coke by runner it is empty
Between 6, be additionally provided with the sheath 3 being bonded with 2 inner wall of the pump case in pump case 2, be formed between 1 outer rim of cut water 5 and impeller of sheath 3
For coke by passage gaps 7.In this way, compared to existing technologies, coke delivery pump provided by the invention can be realized
Coke flows smoothly, and improves the conevying efficiency of coke, improves production operation efficiency, and coke smoothly circulates to reduce and be produced to the pump housing
Raw erosive wear extends the service life of coke delivery pump to ensure that equipment has longer service life.
Specifically, in embodiments of the present invention, pump case 2 is split type pump case, including first shell and second shell, first
Shell and second shell are detachably connected；The sheath 3 is fitted closely in the first shell, the second shell inner wall.
Specifically, in embodiments of the present invention, blade 4 is provided on impeller 1,4 quantity of blade is 2~4.
More specifically, in embodiments of the present invention, the quantity of blade 4 is specially 3.
Specifically, in embodiments of the present invention, the molded line of blade 4 is diagonal helix.
Specifically, in embodiments of the present invention, 1 body of impeller is double shrouded wheel.
Specifically, in embodiments of the present invention, flow channel space 6 can pass through 200mm to the coke of 280mm lumpiness.
Specifically, in embodiments of the present invention, flow channel space 6 can specifically be greatly reduced by the coke of 260mm lumpiness
Material is conveyed caused by the runner internal cause bridging phenomenon of pump to the blocking action of runner, the percent of pass of pump can be improved, improve pump
To the adaptability of solid content, material resistance is reduced, improves transfer efficiency.
Specifically, in embodiments of the present invention, passage gaps 7 can pass through 70mm to the coke of 100mm lumpiness.
It is coarse if the spacing setting between 1 outer diameter of the cut water 5 of sheath 3 and impeller is smaller for coke delivery pump
Coke granule can result in blockage at pumping chamber cut water 5, cause to be seriously worn, and even impeller 1 or cut water 5 can be broken when serious.
Specifically, in embodiments of the present invention, passage gaps 7 can specifically pass through the coke of 90mm lumpiness.
Specifically, in embodiments of the present invention, the molded line of pump case 2 is specially similar spiral shape, and blade 4 and pump case 2, which are matched, to be combined
At similar spiral shape pumping chamber, it is ensured that coke delivery pump has high transfer efficiency.
Specifically, in embodiments of the present invention, the material of sheath 3 is specially polyurethane jacket.
Specifically, in embodiments of the present invention, the material of sheath 3 is specially MC nylon sheath wires.
Specifically, in embodiments of the present invention, sheath 3 is connect by buckle structure with pump case 2.
It further illustrates, in embodiments of the present invention, coke delivery pump is centrifugal pump, including impeller 1 and pump case 2, leaf
3 blades 4 are specifically provided on wheel 1, blade 4 is all made of the plain vane that molded line is diagonal helix, and impeller type is to close
The minimum of formula impeller, the runner that impeller 1 is formed, (flow channel space 6 formed between the adjacent blades i.e. described in the present embodiment) is wide
Degree is 3 times of the maximum particle size for the coke to be conveyed；Spiral shape subject to 2 molded line of pump case, between cut water and impeller outer edge between
Gap (be formed between 1 outer rim of impeller that i.e. the present embodiment is related to for coke by passage gaps 7) than the coke to be conveyed
Maximum particle size is big；Pump case is split type, and embedded polyurethane jacket or MC nylon sheath wires, sheath 3 are removable among split type pump case
It unloads in pump case, can easily be replaced.
More specifically, in embodiments of the present invention, the main working parts of coke delivery pump are impeller 1 and pump case 2, pump
1 device of impeller in shell 2 is located on axis, and is connected to form a whole with prime mover, when prime mover impeller 1 rotates,
Blade 4 in impeller 1 forces fluid rotary, i.e. blade 4 does work to fluid along its direction of motion, to force the pressure of fluid
Potential energy and kinetic energy increase；
At the same time, fluid flows away, and with very high speed under the action of inertia force from center to 1 edge of impeller
Impeller 1 is flowed out, into pumping chamber, then exports and is discharged through pump case 2, this process is known as Drive stroke；Simultaneously as in impeller 1
The fluid of the heart flows to edge, and low-pressure area is centrally formed in impeller 1, when it has enough vacuum, the work of pressure in suction side
Under, fluid enters impeller 1 through suction chamber, this process is known as water absorption course.Since impeller 1 continuously rotates, fluid is also
Continuous discharge, sucking form continuous work.
In addition, pump case 2 is made split type, in centre, embedded polyurethane jacket 3 or MC nylon sheath wires 3, can greatly prolong
2 ontology service life of pump case, when the intermediate abrasion of insertion sheath 3 cannot use after, very easily it can be replaced, and
Common protective metal shell 3 is compared with rubber sheath 3, that is, has good wear-resisting property, and can be with the good patch of 2 ontology of pump case
It closes, can also reduce the efficiency that frictional resistance improves pump.
To sum up, coke delivery pump provided in an embodiment of the present invention, compared to existing technologies, coke provided by the invention
Delivery pump can realize that coke flows smoothly, and improve the conevying efficiency of coke, improve production operation efficiency, and coke smoothly circulates
The erosive wear generated to the pump housing can be reduced, to ensure that equipment has longer service life, extends the use of coke delivery pump
Service life.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of coke delivery pump, which is characterized in that including：Pump case；The impeller being set in the pump case；It is set to the leaf
Blade on wheel；Be formed between the adjacent blade for for coke by flow channel space；It is set in the pump case,
And the sheath being bonded with the pump housing endophragm；Be formed between the cut water of the sheath and the impeller outer edge for coke by
Passage gaps.
2. coke delivery pump according to claim 1, which is characterized in that the pump case is split type pump case, including first
Shell and second shell, first shell and second shell are detachably connected；The sheath is fitted closely in the first shell, institute
State second shell inner wall.
3. coke delivery pump according to claim 1, which is characterized in that the sheath is specially MC nylon sheath wires or poly- ammonia
Ester sheath.
4. coke delivery pump according to claim 1, which is characterized in that the quantity of the blade is 2~4.
5. coke delivery pump according to claim 4, which is characterized in that the quantity of the blade is specially 3.
6. coke delivery pump according to claim 1, which is characterized in that the molded line of the blade is diagonal helix.
7. coke delivery pump according to claim 1, which is characterized in that the impeller is specially double shrouded wheel.
8. coke delivery pump according to claim 1, which is characterized in that the flow channel space can pass through 200mm~280mm
The coke of lumpiness.
9. coke delivery pump according to claim 8, which is characterized in that the passage gaps can pass through 70mm to 100mm
The coke of lumpiness.
10. coke delivery pump according to claim 1, which is characterized in that the molded line of the pump case is specially similar spiral shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558736.9A CN108757481A (en) | 2018-06-01 | 2018-06-01 | A kind of coke delivery pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558736.9A CN108757481A (en) | 2018-06-01 | 2018-06-01 | A kind of coke delivery pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108757481A true CN108757481A (en) | 2018-11-06 |
Family
ID=64002277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810558736.9A Pending CN108757481A (en) | 2018-06-01 | 2018-06-01 | A kind of coke delivery pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108757481A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404332A (en) * | 2018-12-13 | 2019-03-01 | 湖南万通科技股份有限公司 | A kind of impeller and coke delivery pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3551067A (en) * | 1969-01-22 | 1970-12-29 | Duriron Co | Lined corrosion resistant pump |
| CN202203171U (en) * | 2011-08-25 | 2012-04-25 | 长沙天鹅工业泵股份有限公司 | Impeller type abrasion-resistant slurry pump |
| CN102678629A (en) * | 2012-06-05 | 2012-09-19 | 河北木源泵业有限责任公司 | Improved slurry pump |
| CN203822648U (en) * | 2014-03-13 | 2014-09-10 | 石家庄远洋工业泵有限公司 | Heavy slurry pump |
| CN204099280U (en) * | 2014-09-12 | 2015-01-14 | 吉首长潭泵业有限公司 | A kind of shell construction of alloy sand stock pump |
-
2018
- 2018-06-01 CN CN201810558736.9A patent/CN108757481A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3551067A (en) * | 1969-01-22 | 1970-12-29 | Duriron Co | Lined corrosion resistant pump |
| CN202203171U (en) * | 2011-08-25 | 2012-04-25 | 长沙天鹅工业泵股份有限公司 | Impeller type abrasion-resistant slurry pump |
| CN102678629A (en) * | 2012-06-05 | 2012-09-19 | 河北木源泵业有限责任公司 | Improved slurry pump |
| CN203822648U (en) * | 2014-03-13 | 2014-09-10 | 石家庄远洋工业泵有限公司 | Heavy slurry pump |
| CN204099280U (en) * | 2014-09-12 | 2015-01-14 | 吉首长潭泵业有限公司 | A kind of shell construction of alloy sand stock pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404332A (en) * | 2018-12-13 | 2019-03-01 | 湖南万通科技股份有限公司 | A kind of impeller and coke delivery pump |
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