CN106762684A - A kind of chemical centrifugal pump - Google Patents
A kind of chemical centrifugal pump Download PDFInfo
- Publication number
- CN106762684A CN106762684A CN201611248626.XA CN201611248626A CN106762684A CN 106762684 A CN106762684 A CN 106762684A CN 201611248626 A CN201611248626 A CN 201611248626A CN 106762684 A CN106762684 A CN 106762684A
- Authority
- CN
- China
- Prior art keywords
- axle
- impeller
- bearing
- cover
- 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
- 239000000126 substance Substances 0.000 title claims abstract description 24
- 239000000945 filler Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 210000004907 gland Anatomy 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- F04D7/06—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being hot or corrosive, e.g. liquid metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/106—Shaft sealings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
- F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
-
- 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of chemical centrifugal pump, main contents are:Including the pump housing, impeller, choma, impeller nut, pump cover, filler, gland, seal member, intermediate support, O-ring seal, journal bearing, axle, sprung parts, thrust bearing, bearing (ball) cover, fan, fan guard.Impeller is fixed by keying and is mounted on an axle by impeller nut, choma is provided between impeller and the pump housing, pump cover is fixed with the pump housing by screw, seal member is provided between axle and pump cover, filler is provided between seal member and pump cover, gland is fixed by screws in pump cover and filler right side, journal bearing is installed in the middle part of axle, journal bearing left side is additionally provided with O-ring seal, journal bearing right side is provided with water tank, water tank right side is provided with thrust bearing, thrust bearing right side is provided with bearing (ball) cover, bearing (ball) cover right side is also sequentially provided with fan and fan guard, fan and fan guard are sequentially arranged on axle.The present invention has high sealing, detachable and the features such as independently radiate.
Description
Technical field
The invention belongs to field of chemical equipment, a kind of chemical centrifugal pump is refered in particular to.
Background technology
Chemical centrifugal pump refers to the centrifugal pump for being used in chemical field, and compared with other kinds of pump, it has centrifugal pump
Simple structure, it is not easy to wear, operate steadily, noise is small, water outlet is uniform, easy to adjust, efficiency high the advantages of, therefore chemical industry is centrifuged
Pump is widely used, such as:The stream of the industrial circles such as petrochemical industry, electric power, Ferrous Metallurgy, desalinization, environmentally friendly pharmacy
Journey is conveyed.The defect that current chemical centrifugal pump mainly faces is:1. in dangerous material course of conveying, it is impossible to provide more secure
Leakage-preventing mechanism;2. after corrosive liquid is to the pump housing and impeller corrosion, it is difficult to rapid to change, it is impossible to realize recycling;
3. the heat in chemical centrifugal pump is mainly produced by wear and tear in machines and the high-temp liquid of conveying, and current chemical centrifugal pump is without clear and definite
Cooling Solution, have very big potential safety hazard.
The content of the invention
Be to solve above-mentioned problem, it is an object of the invention to propose a kind of chemical centrifugal pump, with high sealing, it is detachable and
The features such as autonomous radiating, concrete technical scheme is as follows:
A kind of chemical centrifugal pump, it is characterised in that:Including the pump housing, impeller, choma, impeller nut, pump cover, filler, gland,
Seal member, intermediate support, O-ring seal, journal bearing, axle, sprung parts, thrust bearing, bearing (ball) cover, fan, fan
Cover.The impeller is fixed by keying and is mounted on an axle by impeller nut, and choma, the mouth are provided between the impeller and the pump housing
Number of rings amount is two, respectively positioned at impeller front and back, for adjusting the gap between the pump housing and impeller;The pump cover and pump
Body is fixed by screw, and seal member is provided between the axle and pump cover, and the seal member size meets API682 gauges
It is very little;Filler is provided between the seal member and pump cover, described filler is hierarchic structure, and the gland is fixed by screws in pump
Lid and filler right side, for fixing seal part;Journal bearing is installed, the journal bearing is coated on axle in the middle part of the axle
Outside, between intermediate support and axle;The journal bearing left side is additionally provided with O-ring seal;The journal bearing right side
Water tank is provided with, the tank top sets and is provided with liquid filling hole, and the water tank bottom and intermediate support bottom are equipped with fluid hole;It is described
Water tank right side is provided with thrust bearing, and the thrust bearing is arranged between sprung parts and axle;The thrust bearing right side is provided with
Bearing (ball) cover;The bearing (ball) cover right side is also sequentially provided with fan and fan guard, and the fan and fan guard are sequentially arranged at axle
On.
Preferably, the impeller is unshrouded impeller.
Preferably, the journal bearing is cylinder roller bearing.
Preferably, the thrust bearing is a pair of angular contact ball bearings.
Preferably, the axle and pumped (conveying) medium contact portion are closing shafting.
The present invention compared with prior art, with advantages below:
1. a kind of chemical centrifugal pump proposed by the present invention, impeller is unshrouded impeller, can effectively balance it is most of radially
Power, for the amount of deflection that the larger-diameter pump of impeller can be effectively reduced axle, improves the stability of pump housing operation;
2. a kind of chemical centrifugal pump proposed by the present invention, sets choma between the pump housing and impeller, and choma is located at leaf respectively
The front and back of wheel, can balancing axial thrust, improve the stability of pump housing operation, and with convenient disassembly, easy access dimension
The characteristics of shield is changed;
3. a kind of chemical centrifugal pump proposed by the present invention, axle and medium contact portion are set to close shafting, can be effective
Prevent from conveying the corrosion that strong corrosive medium causes axle, extend the service life of pump;
4. a kind of chemical centrifugal pump proposed by the present invention, by being provided with fan on the right side of pump shaft, can simultaneously carry out water-cooled
With it is air-cooled, reach more preferable cooling-down effect, at the same set fan guard be able to ensure that pump operate when security.
Brief description of the drawings
Fig. 1 is a kind of structural representation of chemical centrifugal pump of the invention.
Description of reference numerals:
The 1- pump housings, 2- impellers, 3- chomas, 4- impeller nuts, 5- pump covers, 6- fillers, 7- glands, 8- seal members, in 9-
Between support, 10-O type sealing rings, 11- journal bearings, 12- liquid filling holes, 13- axles, 14- sprung parts, 15- thrust bearings, 16- axles
Socket end lid, 17- fans, 18- fan guards, 19- water tanks, 20- fluid holes.
Specific embodiment
A kind of chemical centrifugal pump, it is characterised in that:Including the pump housing 1, impeller 2, choma 3, impeller nut 4, pump cover 5, filler
6, gland 7, seal member 8, intermediate support 9, O-ring seal 10, journal bearing 11, axle 13, sprung parts 14, thrust bearing
15, bearing (ball) cover 16, fan 17, fan guard 18, water tank 19.The impeller 2 is fixed by keying and is arranged on axle by impeller nut 4
On, choma 3 is provided between the impeller 2 and the pump housing 1, the quantity of the choma 3 is two, respectively positioned at the front and back of impeller 2,
For adjusting the gap between the pump housing 1 and impeller 2;The pump cover 5 is fixed with the pump housing 1 by screw, the axle 13 and pump cover 5 it
Between be provided with seal member 8, the size of the seal member 8 meets API682 standard sizes;Between the seal member 8 and pump cover 5
Filler 6 is provided with, described filler 6 is hierarchic structure, and the gland 7 is fixed by screws in pump cover 5 and the right side of filler 6, for solid
Determine seal member 8;The middle part of the axle 13 is provided with journal bearing 11, and the journal bearing 11 is coated on the outside of axle 13, position
Between intermediate support 9 and axle 13;The left side of the journal bearing 11 is additionally provided with O-ring seal 10;The right side of the journal bearing 11
Water tank 19 is provided with, the top of the water tank 19 sets and is provided with liquid filling hole 20, and the bottom of the water tank 19 and the bottom of intermediate support 9 are equipped with out
Fluid apertures 20;The right side of the water tank 19 is provided with thrust bearing 15, and the thrust bearing 15 is arranged between sprung parts 14 and axle 13;
The right side of the thrust bearing 15 is provided with bearing (ball) cover 16;The right side of the bearing (ball) cover 16 is also sequentially provided with fan 17 and fan guard
18, the fan 17 and fan guard 18 are sequentially arranged on axle.
Preferably, the impeller 2 is unshrouded impeller.
Preferably, the journal bearing 11 is cylinder roller bearing.
Preferably, the thrust bearing 15 is a pair of angular contact ball bearings.
Preferably, the axle 13 and pumped (conveying) medium contact portion are closing shafting.
The preferred embodiment for the present invention is explained in detail above in conjunction with accompanying drawing, but the invention is not restricted to above-mentioned implementation
Mode, in the ken that those of ordinary skill in the art possess, can also be on the premise of present inventive concept not be departed from
Make a variety of changes.
Not departing from the spirit and scope of the present invention can make many other changes and remodeling.It should be appreciated that the present invention is not
It is limited to specific implementation method, the scope of the present invention is defined by the following claims.
Claims (5)
1. a kind of chemical centrifugal pump, it is characterised in that:Including the pump housing, impeller, choma, impeller nut, pump cover, filler, gland is close
Envelope part, intermediate support, O-ring seal, journal bearing, axle, sprung parts, thrust bearing, bearing (ball) cover, fan, fan guard;
The impeller is fixed by keying and is mounted on an axle by impeller nut, and choma, the choma are provided between the impeller and the pump housing
Quantity is two, respectively positioned at impeller front and back, for adjusting the gap between the pump housing and impeller;The pump cover and the pump housing
Fixed by screw, seal member is provided between the axle and pump cover;Filler is provided between the seal member and pump cover, it is described
Filler is hierarchic structure, and the gland is fixed by screws in pump cover and filler right side, for fixing seal part;The axle
Middle part is provided with journal bearing, and the journal bearing is coated on the outside of axle, between intermediate support and axle;The radial axle
Hold left side and be additionally provided with O-ring seal;The journal bearing right side is provided with water tank, and the tank top sets and is provided with liquid filling hole, described
Water tank bottom and intermediate support bottom are equipped with fluid hole;The water tank right side is provided with thrust bearing, and the thrust bearing is installed
Between sprung parts and axle;The thrust bearing right side is provided with bearing (ball) cover;The bearing (ball) cover right side is also sequentially provided with wind
Fan and fan guard, the fan and fan guard are sequentially arranged on axle.
2. a kind of chemical centrifugal pump according to claim 1, it is characterised in that:The impeller is unshrouded impeller.
3. a kind of chemical centrifugal pump according to claim 1, it is characterised in that:The journal bearing is cylindrical roller axle
Hold.
4. a kind of chemical centrifugal pump according to claim 1, it is characterised in that:The thrust bearing is a pair of angular contact balls
Bearing.
5. a kind of chemical centrifugal pump according to claim 1, it is characterised in that:The axle is with pumped (conveying) medium contact portion
Closing shafting.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611248626.XA CN106762684A (en) | 2016-12-29 | 2016-12-29 | A kind of chemical centrifugal pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611248626.XA CN106762684A (en) | 2016-12-29 | 2016-12-29 | A kind of chemical centrifugal pump |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106762684A true CN106762684A (en) | 2017-05-31 |
Family
ID=58929378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611248626.XA Pending CN106762684A (en) | 2016-12-29 | 2016-12-29 | A kind of chemical centrifugal pump |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106762684A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103133395A (en) * | 2011-11-22 | 2013-06-05 | 上海连成(集团)有限公司 | Novel self-lubricating self-sealing bearing Y-type oil pump |
CN203308723U (en) * | 2013-05-08 | 2013-11-27 | 苏义燕 | Self-filtering centrifugal sewage pump |
CN104314828A (en) * | 2014-09-19 | 2015-01-28 | 安徽金龙机械有限公司 | Chemical process pump |
CN204877968U (en) * | 2015-07-07 | 2015-12-16 | 四川新达泵业有限责任公司 | Horizontal chemical industry mixed flow pump |
CN204877966U (en) * | 2015-07-07 | 2015-12-16 | 四川新达泵业有限责任公司 | Horizontal single -stage and single -suction centrifugal pump |
CN205446166U (en) * | 2016-02-29 | 2016-08-10 | 大连双龙泵业制造有限公司 | High efficiency centrifugal pump structure |
CN206530494U (en) * | 2016-12-29 | 2017-09-29 | 镇江福泰克流体技术有限公司 | A kind of chemical centrifugal pump |
-
2016
- 2016-12-29 CN CN201611248626.XA patent/CN106762684A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103133395A (en) * | 2011-11-22 | 2013-06-05 | 上海连成(集团)有限公司 | Novel self-lubricating self-sealing bearing Y-type oil pump |
CN203308723U (en) * | 2013-05-08 | 2013-11-27 | 苏义燕 | Self-filtering centrifugal sewage pump |
CN104314828A (en) * | 2014-09-19 | 2015-01-28 | 安徽金龙机械有限公司 | Chemical process pump |
CN204877968U (en) * | 2015-07-07 | 2015-12-16 | 四川新达泵业有限责任公司 | Horizontal chemical industry mixed flow pump |
CN204877966U (en) * | 2015-07-07 | 2015-12-16 | 四川新达泵业有限责任公司 | Horizontal single -stage and single -suction centrifugal pump |
CN205446166U (en) * | 2016-02-29 | 2016-08-10 | 大连双龙泵业制造有限公司 | High efficiency centrifugal pump structure |
CN206530494U (en) * | 2016-12-29 | 2017-09-29 | 镇江福泰克流体技术有限公司 | A kind of chemical centrifugal pump |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
RJ01 | Rejection of invention patent application after publication |