CN205559304U - Pump under dense sulfuric acid liquid of high temperature - Google Patents
Pump under dense sulfuric acid liquid of high temperature Download PDFInfo
- Publication number
- CN205559304U CN205559304U CN201620023555.2U CN201620023555U CN205559304U CN 205559304 U CN205559304 U CN 205559304U CN 201620023555 U CN201620023555 U CN 201620023555U CN 205559304 U CN205559304 U CN 205559304U
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- CN
- China
- Prior art keywords
- pump
- impeller
- chamber
- sulfuric acid
- pump shaft
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a pump under dense sulfuric acid liquid of high temperature, which comprises a pump body, a pump cover, the impeller, the pump shaft, pump shaft supporting arrangement and driving motor, the impeller is located the pump chamber of the pump body, impeller fixed mounting is on the pump shaft, the movable fit of pump shaft warp beam cover is in the pump body, the pump cover is installed in pump body lower extreme, be equipped with the sulphuric acid intake flow in the pump cover, a port was equipped with down the choma in the sulphuric acid intake flow corresponded the pump chamber, the sulphuric acid intake flow position department of correspondence with the pump cover on the pump chamber is equipped with the choma, the location movable fit of impeller lower extreme is at the end opening intra -annular, the location movable fit of impeller upper end is at intra -annular suitable for reading, the impeller coordinates the back at pump chamber upper portion cavity on going out with last choma, the impeller upper wall is equipped with a plurality of liquid through hole, the liquid through hole intercommunication the inner chamber and the last cavity of impeller, upward cavity upper portion is connected with and leads to axle sleeve and pump body cooperation department fluid passage. The utility model has the advantages of make things convenient for the sulphuric acid backward flow, compact structure and pump shaft are lubricated effectual.
Description
Technical field
The utility model relates to pump valve technical field, is specifically high temperature concentrated sulfuric acid submerged pump.
Background technology
Special submerged pump refers to carry the high temperature submerged pump of special media, and the medium that i.e. submerged pump is carried is high-temp liquid, and the high-temperature medium such as conveying is high-temperature concentrated sulfuric acid, and this submerged pump is also referred to as superhigh temperature concentrated sulfuric acid submerged pump.Particularity due to pumped (conveying) medium, it is desirable to pump is capable of withstanding high temperature and corrosion-resistant, therefore selects there is its particularity in pump structure design and material.
nullExisting high temperature concentrated sulfuric acid submerged pump primary structure is: include the pump housing、Pump cover、Impeller、Pump shaft、Pump shaft supporting arrangement and driving motor，Pump chamber it is provided with in the pump housing，Impeller is positioned at pump chamber，Impeller is fixedly mounted on pump shaft through impeller nut，Pump shaft warp beam sleeve is dynamic to be coordinated in the pump housing，Pump housing upper end is provided with sleeve pipe，Pump shaft supporting arrangement is connected with sleeve pipe，Drive motor and pump shaft drive connection，Pump cover is installed on pump housing lower end，It is provided with sulfuric acid in pump cover and enters runner，In sulfuric acid enters runner correspondence pump chamber, Single port is provided with lower choma，On pump chamber, the sulfuric acid entrance corresponding position, runner position with pump cover is provided with choma，Location, impeller lower end is dynamic to be coordinated in lower choma，Location, impeller upper end is dynamic to be coordinated in upper choma in choma，Impeller is separated out relatively independent cavity on pump chamber top after coordinating with upper choma，This chamber is led to pump shaft and is coordinated place with the pump housing，This individual cavity separates effect due to impeller，On the one hand enter the liquid in this cavity and be not easy backflow，On the other hand the sulfuric acid liquid in this chamber is entered less，It is unfavorable for the shaft sleeve lubricating of pump shaft.
Summary of the invention
The present utility model purpose: for the defect overcoming prior art to exist, the utility model provides one to facilitate sulfuric acid to reflux, and the high temperature concentrated sulfuric acid submerged pump of pump shaft high lubricating effect.
nullFor achieving the above object，The utility model provides following technical scheme: a kind of high temperature concentrated sulfuric acid submerged pump，Include the pump housing、Pump cover、Impeller、Pump shaft、Pump shaft supporting arrangement and driving motor，Pump chamber it is provided with in the pump housing，Impeller is positioned at pump chamber，Impeller is fixedly mounted on pump shaft，Pump shaft warp beam sleeve is dynamic to be coordinated in the pump housing，Pump housing upper end is provided with sleeve pipe，Pump shaft supporting arrangement is connected with sleeve pipe，Drive motor and pump shaft drive connection，Pump cover is installed on pump housing lower end，It is provided with sulfuric acid in pump cover and enters runner，In sulfuric acid enters runner correspondence pump chamber, Single port is provided with lower choma，On pump chamber, the sulfuric acid entrance corresponding position, runner position with pump cover is provided with choma，Location, impeller lower end is dynamic to be coordinated in lower choma，Location, impeller upper end is dynamic to be coordinated in upper choma，Impeller is separated out upper cavity on pump chamber top after coordinating with upper choma，Described impeller upper wall is provided with some liquid-through holes，Liquid-through hole connects inner chamber and the upper cavity of described impeller，Described upper cavity top connects to have and leads to axle sleeve and coordinate place's fluid passage with the pump housing.
By using technique scheme, perforate on impeller, impeller is in operation process, and under centrifugal action, the part concentrated sulfuric acid is in liquid-through hole enters upper cavity, and enter and at axle sleeve, reach lubrication, improve pump shaft lubricant effect and run stability, and when high temperature concentrated sulfuric acid submerged pump quits work, under gravity, sulfuric acid in upper cavity refluxes again from liquid-through hole discharge, it is to avoid sulfuric acid is detained in upper cavity for a long time and forms dirt.
The utility model is further arranged to: be provided with lining on the described pump housing with the axle sleeve place of cooperation, and described axle sleeve is dynamic to be coordinated in lining.
By using technique scheme, lining plays the protective effect to the pump housing, it is simple to safeguarding and change, and use independent lining to coordinate with axle sleeve, lining can use the material of requirements at the higher level to be processed to form, and improves the stability of pump shaft operating.
The utility model is further arranged to: the lower end of described pump cover is provided with filter mantle, described filter mantle includes base plate and cylindrical body, base plate and cylindrical body are one-body molded, and cylindrical body is provided with the bar hole of longitudinally extension, and bar hole lower end extends and cuts out lower elongated hole portion on base plate.
By using technique scheme, filter mantle realizes stopping the contaminant filter in sulfuric acid, it is ensured that high temperature concentrated sulfuric acid submerged pump operation duration is stable, and under the structure of filter mantle, has easy for installation, and liquid enters unobstructed advantage.
The utility model is further arranged to: be additionally provided with suction line between described pump cover and filter mantle, and suction line removable seal is assemblied on pump cover port, and filter mantle removable seal is assemblied on the port of suction line.
By using technique scheme, on the one hand suction line plays prolongation effect when liquid portion height is excessive, on the other hand, plays transitional function, maintains easily.
The utility model is further arranged to: described pump shaft supporting arrangement includes the packing seal mechanism coordinated in sleeve pipe for shaft seal, and pump shaft moves supporting device, pump shaft moves supporting device and includes lower supporting frame and upper bearing support, lower supporting frame is provided with first bearing chamber and second bearing cavity, it is equipped with rolling bearing bearing in first bearing chamber and second bearing chamber, and first bearing chamber and second bearing cavity are seal, oil bath chamber with lubricating oil, upper bearing support is arranged on lower supporting frame, motor is driven to be arranged on bearing support, drive and between motor and pump shaft, use diaphragm coupling to be connected.
By using technique scheme, the supporting of pump shaft is installed reliable and stable, in bearing support lease making bath lubrication, greasy property is good, pump shaft slow-roll stabilization is reliable, and drive motor to use diaphragm coupling to be connected with pump shaft, diaphragm coupling is a kind of high performance metal strong element flexible coupling, need not moisten oil, and structure is compacter, intensity is high, service life is long, without spin gap, is not affected by temperature and greasy dirt, there is etch-proof feature acidproof, alkaline-resisting, can well be applicable to temperature concentrated sulfuric acid submerged pump and use.
Below in conjunction with the accompanying drawings the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation；
Fig. 2 is part A partial enlarged view in Fig. 1.
Detailed description of the invention
nullSee accompanying drawing 1 and accompanying drawing 2，A kind of high temperature concentrated sulfuric acid submerged pump disclosed in the utility model，Include the pump housing 1、Pump cover 2、Impeller 3、Pump shaft 4、Pump shaft supporting arrangement 5 and driving motor 6，Pump chamber 11 it is provided with in the pump housing 1，Impeller 3 is positioned at pump chamber 11，Impeller 3 is fixedly mounted on pump shaft 4，Pump shaft 4 warp beam sleeve 41 is dynamic to be coordinated in the pump housing 1，The pump housing 1 upper end is provided with sleeve pipe 7，Pump shaft supporting arrangement 5 is connected with sleeve pipe 7，Drive motor 6 and pump shaft 4 drive connection，Wherein，Described pump shaft supporting arrangement 5 includes sealing, for pump shaft 4, the packing seal mechanism 51 coordinated in sleeve pipe 7，And pump shaft moves supporting device，Packing seal mechanism 51 uses traditional rubber seal filler，For pump valve axle routine techniques，Repeat no more，Pump shaft moves supporting device and includes lower supporting frame 52 and upper bearing support，Lower supporting frame 52 is provided with first bearing chamber 521 and second bearing cavity 522，It is equipped with rolling bearing bearing in first bearing chamber 521 and second bearing chamber，And first bearing chamber 521 and second bearing cavity 522 are sealing、Oil bath chamber with lubricating oil，With lubricating cup on first bearing chamber 521 and second bearing cavity 522，Convenient oiling，Upper bearing support is arranged on lower supporting frame 52，Motor 6 is driven to be arranged on bearing support，Drive and between motor 6 and pump shaft 4, use diaphragm coupling 55 to be connected.Pump cover 2 is installed on the pump housing 1 lower end, it is provided with sulfuric acid in pump cover 2 and enters runner 21, in sulfuric acid enters the corresponding pump chamber 11 of runner 21, Single port is provided with lower choma 22, on pump chamber 11, the sulfuric acid entrance corresponding position, runner 21 position with pump cover 2 is provided with choma 13, location, impeller 3 lower end is dynamic to be coordinated in lower choma 22, location, impeller 3 upper end is dynamic to be coordinated in upper choma 13, it is separated out upper cavity 111 on pump chamber 11 top after so impeller 3 coordinates with upper choma 13, described impeller 3 upper wall is provided with some liquid-through holes 31, liquid-through hole 31 connects inner chamber and the upper cavity 111 of described impeller 3, described upper cavity 111 top connects to have and leads to axle sleeve 41 and coordinate place's fluid passage with the pump housing 1.
Further, the described pump housing 1 being provided with axle sleeve 41 place of cooperation lining 14, described axle sleeve 41 is dynamic to be coordinated in lining 14.Lining 14 plays the protective effect to the pump housing 1, it is simple to safeguarding and change, and use independent lining 14 to coordinate with axle sleeve 41, lining 14 can use the material of requirements at the higher level to be processed to form, and improves service life, and improves the stability of pump shaft 4 operating.
It is provided with filter mantle 8 in the lower end of described pump cover 2, described filter mantle 8 includes base plate 81 and cylindrical body 82, base plate 81 and cylindrical body 82 are one-body molded, and cylindrical body 82 is provided with the bar hole 83 of longitudinally extension, and bar hole 83 lower end extends and cuts out lower elongated hole portion on base plate 81.Being additionally provided with suction line 9 between described pump cover 2 and filter mantle 8, suction line 9 removable seal is assemblied on pump cover 2 port, and filter mantle 8 removable seal is assemblied on the port of suction line 9.On the one hand suction line plays prolongation effect when liquid portion height is excessive, on the other hand, plays transitional function, maintains easily.Filter mantle 8 realizes stopping the contaminant filter in sulfuric acid, it is ensured that high temperature concentrated sulfuric acid submerged pump operation duration is stable, and under the structure of filter mantle 8, has easy for installation, and liquid enters unobstructed advantage.
Claims (5)
- null1. a high temperature concentrated sulfuric acid submerged pump，Include the pump housing、Pump cover、Impeller、Pump shaft、Pump shaft supporting arrangement and driving motor，Pump chamber it is provided with in the pump housing，Impeller is positioned at pump chamber，Impeller is fixedly mounted on pump shaft，Pump shaft warp beam sleeve is dynamic to be coordinated in the pump housing，Pump housing upper end is provided with sleeve pipe，Pump shaft supporting arrangement is connected with sleeve pipe，Drive motor and pump shaft drive connection，Pump cover is installed on pump housing lower end，It is provided with sulfuric acid in pump cover and enters runner，In sulfuric acid enters runner correspondence pump chamber, Single port is provided with lower choma，On pump chamber, the sulfuric acid entrance corresponding position, runner position with pump cover is provided with choma，Location, impeller lower end is dynamic to be coordinated in lower choma，Location, impeller upper end is dynamic to be coordinated in upper choma，Impeller is separated out upper cavity on pump chamber top after coordinating with upper choma，It is characterized in that: described impeller upper wall is provided with some liquid-through holes，Liquid-through hole connects inner chamber and the upper cavity of described impeller，Described upper cavity top connects to have and leads to axle sleeve and coordinate place's fluid passage with the pump housing.
- High temperature concentrated sulfuric acid submerged pump the most according to claim 1, it is characterised in that: be provided with lining on the described pump housing with the axle sleeve place of cooperation, described axle sleeve is dynamic to be coordinated in lining.
- High temperature concentrated sulfuric acid submerged pump the most according to claim 1 or claim 2, it is characterized in that: the lower end of described pump cover is provided with filter mantle, described filter mantle includes base plate and cylindrical body, base plate and cylindrical body are one-body molded, cylindrical body is provided with the bar hole of longitudinally extension, and bar hole lower end extends and cuts out lower elongated hole portion on base plate.
- High temperature concentrated sulfuric acid submerged pump the most according to claim 3, it is characterised in that: being additionally provided with suction line between described pump cover and filter mantle, suction line removable seal is assemblied on pump cover port, and filter mantle removable seal is assemblied on the port of suction line.
- High temperature concentrated sulfuric acid submerged pump the most according to claim 1 or claim 2, it is characterized in that: described pump shaft supporting arrangement includes the packing seal mechanism coordinated in sleeve pipe for shaft seal, and pump shaft moves supporting device, pump shaft moves supporting device and includes lower supporting frame and upper bearing support, lower supporting frame is provided with first bearing chamber and second bearing cavity, it is equipped with rolling bearing bearing in first bearing chamber and second bearing chamber, and first bearing chamber and second bearing cavity are seal, oil bath chamber with lubricating oil, upper bearing support is arranged on lower supporting frame, motor is driven to be arranged on bearing support, drive and between motor and pump shaft, use diaphragm coupling to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620023555.2U CN205559304U (en) | 2016-01-09 | 2016-01-09 | Pump under dense sulfuric acid liquid of high temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620023555.2U CN205559304U (en) | 2016-01-09 | 2016-01-09 | Pump under dense sulfuric acid liquid of high temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205559304U true CN205559304U (en) | 2016-09-07 |
Family
ID=56822898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620023555.2U Expired - Fee Related CN205559304U (en) | 2016-01-09 | 2016-01-09 | Pump under dense sulfuric acid liquid of high temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205559304U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152407A (en) * | 2017-06-21 | 2017-09-12 | 江苏建安泵业制造有限公司 | A kind of application submerged pump for conveying particle and viscous media |
| CN107559208A (en) * | 2017-07-07 | 2018-01-09 | 安徽卧龙泵阀股份有限公司 | A kind of high-temperature resisting liquid chemical pump |
| CN109973395A (en) * | 2019-04-11 | 2019-07-05 | 江苏江大流体技术有限公司 | A kind of superhigh temperature metallic solution delivery pump |
-
2016
- 2016-01-09 CN CN201620023555.2U patent/CN205559304U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152407A (en) * | 2017-06-21 | 2017-09-12 | 江苏建安泵业制造有限公司 | A kind of application submerged pump for conveying particle and viscous media |
| CN107559208A (en) * | 2017-07-07 | 2018-01-09 | 安徽卧龙泵阀股份有限公司 | A kind of high-temperature resisting liquid chemical pump |
| CN107559208B (en) * | 2017-07-07 | 2019-04-23 | 安徽卧龙泵阀股份有限公司 | A kind of high-temperature resisting liquid chemical pump |
| CN109973395A (en) * | 2019-04-11 | 2019-07-05 | 江苏江大流体技术有限公司 | A kind of superhigh temperature metallic solution delivery pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20170109 |