CN202149066U - High temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump - Google Patents
High temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump Download PDFInfo
- Publication number
- CN202149066U CN202149066U CN201120190194U CN201120190194U CN202149066U CN 202149066 U CN202149066 U CN 202149066U CN 201120190194 U CN201120190194 U CN 201120190194U CN 201120190194 U CN201120190194 U CN 201120190194U CN 202149066 U CN202149066 U CN 202149066U
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- resistant
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- corrosion
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 7
- 239000003245 coal Substances 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model belongs to fluid transfer machinery, and particularly relates to a high temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump required in coal chemical industry, petrochemical industry and other industries, belonging to high temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pumps. In the high temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump, the impeller adopts a structure with blades at the front part and the back part, a balance hole is processed at the lower part of the blade at the back part, a pump shell adopts a double-sell structure nested inside and outside, and a wear-resisting plate installed at the end surface of a pump cover is arranged at the back surface of the blade at the back of the impeller. The high temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump can better solve the problem of application in high temperature-resistant, high pressure-resistant, wear-resisting and corrosion-resisting stations, and has the characteristics of being optimized in structure, stable and reliable in operation, better in hydraulic design, higher in universalization degree, convenient to maintain and the like; the service life of the pump can be prolonged, and the economic benefit can be improved.
Description
Technical field
The utility model belongs to a kind of fluid conveying machine, particularly the centrifugal pump of high temperature resistant, the high pressure of industry requirement such as Coal Chemical Industry, petrochemical industry, abrasion.
Background technique
At present, the operating mode of a lot of stations is all very abominable in industries such as Coal Chemical Industry, petrochemical industry, oil refinery, and the medium of conveying is not only high temperature, height is denuded, and the pressure that sucks is also very high.And this station is generally continued to use traditional one step single sucking chemical pump with pump, because this type pump can not satisfy specific (special) requirements high temperature resistant, high pressure resistant, wear-corrosion resistance, thereby working life is short, has increased operating cost.
To above problem, need a kind of novel high-temperature and high-pressure wearable erosion of special research and development centrifugal pump.
Summary of the invention
The technical problem that the utility model will solve provides a kind of high temperature, high pressure, wear-resistant, corrosion-resistant station of being used for, and pumps the pump of media such as having solid particle, glass particles, coal dust, slurry oil, phenol, naphthalene, and this pump has structure optimization; Stable and reliable operation; Waterpower design better, the generalization degree is higher, processing, characteristic such as easy to maintenance; Can prolong the working life of pump, increase economic efficiency.
The technological scheme that the utility model is taked is: the structure of back blade before and after impeller adopts; The bottom of back blade is processed with equalizing orifice in the back; Nested double-layer shell structure inside and outside pump case adopts is provided with a wearing plate that is contained in the pump cover end face at the back vacuum side of blade of impeller.
The axle envelope of this centrifugal pump axle sleeve position adopts spring that wear-resisting rotating ring is pressed on the balance type machine seal structure on the wear-resisting stationary ring, is provided with lubricating cavity between the bearings at both ends of bearing support and lubricant oil wherein is housed, and is processed with but chamber of Forced water cooling on the bearing support.
Said balance type machine seal structure does, at the fixing installation sleeve of axle sleeve, and the spring of packing in the reaming chamber, end of cover, spring presses in Spielpassung and is contained in the rotating ring on the axle sleeve, and stationary ring then is contained in the endoporus of machine sealed cover with transition fit; Said Forced water cooling but chamber is that the cavity of processing belt reciprocating and turning-back dividing plate in the lower end of bearing support is installed the snakelike runner of turning back that bottom forms sealing.
The central horizontal line position of pump case is provided with installation base outside, is installed on the pump housing support through bolt; On the axle between the pump housing and the bearing support, water holding ring and water retaining ring are housed; In bearing support, lean on the pump housing one side to adopt roller bearing, leaning on coupling one side to adopt double-row angular contact bal bearing.
The beneficial effect of the utility model is following.
1. impeller has adopted wide runner design, during fed sheet of a media, can avoid coking and solid particle obstruction etc.; Equalizing orifice, the design of front and back back blade, the pressure of ability active balance axial force, minimizing leakage rate and reduction machine sealing chamber.
2. the double Shell of pump case design improves the bearing capacity of pump; Outer pump case adopts the installation base structure of intermediate support, can make the operation of pump more reliable and more stable.
3. the back vacuum side of blade of impeller increases wearing plate, denudes when serious when the pump burn into, need not change outer pump case, only changes impeller, interior pump case, wearing plate and gets final product, and can prolong to put in order pump working life, has reduced cost.
4. the axle envelope adopts high voltage static formula single end face built-in type balanced mechanical seal structure; Matrix adopting is high temperature resistant, the alloy steel material of high pressure resistant, wear-corrosion resistance; Dynamic and static ring adopts high tenacity, high abrasion carbonization silicon materials, has solved short problem of traditional chemical pump machine seal structure and material non-refractory, high pressure, abrasion, working life.
5. the parts of bearing support adopt heavy duty, waterproof, oil lubrication, pressure Cooling Design, solve low, the easy heating problem of traditional chemical pump bearing capacity.
This device is compared with traditional chemical pump, and the waterpower optimal design is more reasonable, and structure is advanced, reliable; The generalization degree of pump improves greatly, has solved problems such as casting, processing, assembling, maintenance difficult, makes whole pump operation reliable and stable; Improve the working life of pump, reduced cost.
Description of drawings
Below in conjunction with accompanying drawing and enforcement the utility model is done into explanation.
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the balancing machine seal structure schematic representation of the utility model.
Fig. 3 is the pump case central support structure schematic representation of the utility model.
Among the figure: interior pump case 1; Outer pump case 2; Impeller 3; Preceding back blade 3a; Back back blade 3b; Equalizing orifice 3c; Wearing plate 4; Pump cover 5; Machine envelope parts 6; Installation sleeve 6a; Rotating ring 6b; Machine sealed cover 6c; Stationary ring 6d; Spring 6e; Manger board 7; Water retaining ring 8; Bearing support 9; Forced water cooling is chamber 9a but; Lubricating cavity 9b; Rear bearing gland 10; Axle 11; Outside framework oil seal 12; Angular contact ball bearing 13; Bearing housing support 14; Bottom 15; Roller bearing 16; Fore bearing gland 17; Water holding ring 18; Axle sleeve 19; Impeller nut and nut 20; Pump housing support 21; Bolt 22.
Embodiment
Referring to Fig. 1; The impeller 3 of this centrifugal pump adopts the structure of forward and backward back blade (3a, 3b); And the bottom of back blade 3b is processed with equalizing orifice 3c in the back; Pump case adopts the double-layer shell structure of outer pump case 2 nested interior pump cases 1, is provided with a wearing plate 4 that is contained in pump cover 5 end faces at the back side of the back back blade 3b of impeller 3.The axle envelope of centrifugal pump axle sleeve 19 positions adopts balance type machine seal structure; See Fig. 2; Promptly on axle sleeve 19, fix an installation sleeve 6a; The spring 6e that packs in the reaming chamber, end of cover, spring 6e presses in Spielpassung and is contained in the rotating ring 6b on the axle sleeve 19, and stationary ring 6d then is contained in the endoporus of machine sealed cover 6c with transition fit.See Fig. 1; Be provided with lubricating cavity 9b between the bearings at both ends of bearing support 9, lubricant oil wherein is housed, be processed with but chamber 9a of Forced water cooling on the bearing support; Its structure is the cavity of the lower end processing belt reciprocating and turning-back dividing plate of bearing support 9, has formed the snakelike runner of turning back of sealing behind the installation bottom 15.Central support structure sees Fig. 3 for details, and the central horizontal line position of pump case 2 is provided with installation base outside, is installed on the pump housing support 21 through bolt 22.See Fig. 1, on the axle 11 between the pump housing and the bearing support 9, water holding ring 18, manger board 7 and water retaining ring 8 are housed, can effectively prevent the flow direction bearing support that leaks in the pump housing.Lean on the pump housing one side to adopt roller bearing 16 in the bearing support of this centrifugal pump, and leaning on coupling one side to adopt double-row angular contact bal bearing 13, can improve bearing capacity circumferential and radially greatly.
Claims (4)
1. high-temperature and high-pressure wearable corrosion resistant centrifugal pump; It is characterized in that: the structure of back blade before and after impeller adopts; The bottom of back blade is processed with equalizing orifice in the back, and nested double-layer shell structure inside and outside pump case adopts is provided with a wearing plate that is contained in the pump cover end face at the back vacuum side of blade of impeller.
2. by the described high-temperature and high-pressure wearable corrosion resistant of claim 1 centrifugal pump; It is characterized in that: the axle envelope of axle sleeve position adopts spring that wear-resisting rotating ring is pressed on the balance type machine seal structure on the wear-resisting stationary ring; Be provided with lubricating cavity between the bearings at both ends of bearing support and lubricant oil wherein is housed, be processed with but chamber of Forced water cooling on the bearing support.
3. by the described high-temperature and high-pressure wearable corrosion resistant of claim 2 centrifugal pump; It is characterized in that: said balance type machine seal structure does; At the fixing installation sleeve of axle sleeve; The spring of packing in the reaming chamber, end of cover, spring presses in Spielpassung and is contained in the rotating ring on the axle sleeve, and stationary ring then is contained in the endoporus of machine sealed cover with transition fit; Said Forced water cooling but chamber is that the cavity of processing belt reciprocating and turning-back dividing plate in the lower end of bearing support is installed the snakelike runner of turning back that bottom forms sealing.
4. by the described high-temperature and high-pressure wearable corrosion resistant of claim 3 centrifugal pump, it is characterized in that: the central horizontal line position of pump case is provided with installation base outside, is installed on the pump housing support through bolt; On the axle between the pump housing and the bearing support, water holding ring and water retaining ring are housed; In bearing support, lean on the pump housing one side to adopt roller bearing, leaning on coupling one side to adopt double-row angular contact bal bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120190194U CN202149066U (en) | 2011-06-08 | 2011-06-08 | High temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120190194U CN202149066U (en) | 2011-06-08 | 2011-06-08 | High temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202149066U true CN202149066U (en) | 2012-02-22 |
Family
ID=45590127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120190194U Expired - Lifetime CN202149066U (en) | 2011-06-08 | 2011-06-08 | High temperature-resistant high pressure-resistant wear-resisting and corrosion-resisting centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202149066U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016354A (en) * | 2012-12-06 | 2013-04-03 | 大耐泵业有限公司 | Wear-resistant centrifugal pump |
| CN103438022A (en) * | 2013-09-16 | 2013-12-11 | 江苏大学 | Centrifugal pump with greatly distorted blades |
| CN104165157A (en) * | 2014-07-25 | 2014-11-26 | 江苏大学 | Axial single-end suction impeller with liquid discharged out of two sides |
| CN104329287A (en) * | 2014-10-24 | 2015-02-04 | 天津天易海上工程有限公司 | Underwater hydraulic motor and shaft sealing device |
| CN105318567A (en) * | 2015-02-07 | 2016-02-10 | 成都奥能普科技有限公司 | Solid particle block tower-type solar ejection driven heat-exchange and heat-transmission system |
| CN106762796A (en) * | 2016-12-29 | 2017-05-31 | 镇江福泰克流体技术有限公司 | A kind of high-performance single-stage double-suction middle-opening formula centrifugal pump |
| CN106989054A (en) * | 2017-05-19 | 2017-07-28 | 南京腾图节能科技有限公司 | A kind of absorption tower desulfurized pump impeller greatly distorted |
| CN110566511A (en) * | 2019-09-29 | 2019-12-13 | 昆明嘉和科技股份有限公司 | Novel high-temperature high-pressure abrasion-resistant double-volute centrifugal pump |
-
2011
- 2011-06-08 CN CN201120190194U patent/CN202149066U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016354A (en) * | 2012-12-06 | 2013-04-03 | 大耐泵业有限公司 | Wear-resistant centrifugal pump |
| CN103438022A (en) * | 2013-09-16 | 2013-12-11 | 江苏大学 | Centrifugal pump with greatly distorted blades |
| CN104165157A (en) * | 2014-07-25 | 2014-11-26 | 江苏大学 | Axial single-end suction impeller with liquid discharged out of two sides |
| CN104329287A (en) * | 2014-10-24 | 2015-02-04 | 天津天易海上工程有限公司 | Underwater hydraulic motor and shaft sealing device |
| CN104329287B (en) * | 2014-10-24 | 2016-08-24 | 天津天易海上工程有限公司 | Underwater hydraulic motor and shaft seal |
| CN105318567A (en) * | 2015-02-07 | 2016-02-10 | 成都奥能普科技有限公司 | Solid particle block tower-type solar ejection driven heat-exchange and heat-transmission system |
| CN106762796A (en) * | 2016-12-29 | 2017-05-31 | 镇江福泰克流体技术有限公司 | A kind of high-performance single-stage double-suction middle-opening formula centrifugal pump |
| CN106989054A (en) * | 2017-05-19 | 2017-07-28 | 南京腾图节能科技有限公司 | A kind of absorption tower desulfurized pump impeller greatly distorted |
| CN110566511A (en) * | 2019-09-29 | 2019-12-13 | 昆明嘉和科技股份有限公司 | Novel high-temperature high-pressure abrasion-resistant double-volute centrifugal pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120222 |
|
| CX01 | Expiry of patent term |