CN104500407A - High-temperature acid pump - Google Patents
High-temperature acid pump Download PDFInfo
- Publication number
- CN104500407A CN104500407A CN201410718766.3A CN201410718766A CN104500407A CN 104500407 A CN104500407 A CN 104500407A CN 201410718766 A CN201410718766 A CN 201410718766A CN 104500407 A CN104500407 A CN 104500407A
- Authority
- CN
- China
- Prior art keywords
- pump
- rear end
- pump shaft
- ring
- impeller
- 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
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- 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
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- 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
- F04D29/086—Sealings especially adapted for liquid pumps
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a high-temperature acid pump which comprises a pump shaft and an impeller, wherein an inlet ring is mounted at the front end of the pump shaft; a pump body is mounted on the inlet ring; a front clamping plate and a rear clamping plate are mounted on the front end surface and the rear end surface of the pump body; a pump cover is mounted at the rear end of the pump body; a mechanical seal seat is fixedly mounted at the rear end of the pump cover; a moveable ring is mounted on the impeller and is hermetically contacted with a static ring; the static ring is mounted in the pump cover through a static ring seat; a spring is arranged at the rear end of the static ring in a pressing way. The high-temperature acid pump has the benefits that the structural design is reasonable, a sealing structure is further perfected, the temperature resistance and corrosion resistance are high, and the service life is obviously prolonged.
Description
Technical field
The present invention relates to industrial pump field, specifically belong to a kind of high-temperature acid pump.
Background technique
In prior art, the industrial department such as chemical industry, metallurgy, electric power, papermaking, food, pharmacy, synthetic fiber for carry corrosive or do not allow pollute medium.Acid-proof pump product carries all kinds of Korrosionsmedium under being applicable to-20 DEG C ~+120 DEG C temperature conditions, its overcurrent part all adopts plastic alloy (multiple material such as teflon and perfluoroethylene-propylene) through rational formula, mold pressing, to process, the advantage of the multiple plastics of acid-proof pump collection, there is the corrosion resistant performance of extra-heavy, and it is high to have mechanical strength, not aging, without advantages such as toxin decomposition, be the ideal equipment of various strong, the weak acid of conveying.
For anti-corrosion property at high temperature medium transport pump, need to improve high temperature resistant, decay resistance further.
Summary of the invention
The object of this invention is to provide a kind of high-temperature acid pump, reasonable in design, sealing configuration is perfect further, and possess high temperature resistant and decay resistance, working life obviously extends.
Technological scheme of the present invention is as follows:
A kind of high-temperature acid pump, include pump shaft, impeller, import choma is installed in pump shaft front end, import choma is provided with the pump housing, before the pump housing, ear end face is provided with front plate, rear plate, pump housing rear end is provided with pump cover, pump cover rear end fixedly mounts organic envelope seat, impeller is provided with rotating ring, ring seal contact has stationary ring, stationary ring is installed in pump cover by stationary seat, after stationary ring, side pressure is equipped with spring, pump cover rear end is pressed with hitch, hitch and rear plate are fixedly connected by socket head screw, hitch rear end is provided with the bracket rotating and be arranged on pump shaft, bracket front end is installed on pump shaft by roller bearing, with the lip shrouding be positioned on front side of roller bearing on bracket, seal groove is had in lip shrouding, the outside framework oil seal being pressed on roller bearing front-end face is provided with in seal groove, pallet rear end is provided with bearing housing, two angular contact ball bearings are combined with in bearing housing, oil sealing is provided with between bearing housing rear end and pump shaft, before two angular contact ball bearings, rear side is combined with back-up ring, bearing gasket, bearing gasket rear end is pressed with the round nut be screwed together on pump shaft, pump shaft rear end is combined with pump shaft coupling by key, and pump shaft coupling fixed-link has pump shaft coupling transmission part, and pump shaft coupling transmission part is connected with driving mechanism by elastomer block.
Described hitch rear end is provided with support footing.
Described pump shaft is provided with locking nut, and locking nut is pressed on impeller rear end.
Impeller of the present invention is provided with rotating ring, ring seal contact has stationary ring, stationary ring is installed in pump cover by stationary seat, after stationary ring, side pressure is equipped with spring, be sealed and matched by rotating ring and stationary ring and realize the sealing of the pump housing, reasonable in design, sealing configuration is perfect further, possess high temperature resistant and decay resistance, working life obviously extends.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
See accompanying drawing, a kind of high-temperature acid pump, include pump shaft 1, impeller 2, import choma 3 is installed in pump shaft 1 front end, import choma 3 is provided with the pump housing 4, before the pump housing 4, ear end face is provided with front plate 5, rear plate 6, the pump housing 4 rear end is provided with pump cover 7, pump cover 7 rear end fixedly mounts organic envelope seat 8, impeller 2 is provided with rotating ring 9, rotating ring 9 seals contact stationary ring 10, stationary ring 10 is installed in pump cover 7 by stationary seat 11, after stationary ring 10, side pressure is equipped with spring 12, pump cover 7 rear end is pressed with hitch 13, hitch 13 and rear plate 6 are fixedly connected by socket head screw, hitch 13 rear end is provided with the bracket 14 rotating and be arranged on pump shaft 1, bracket 14 front end is installed on pump shaft 1 by roller bearing 15, with the lip shrouding 16 be positioned on front side of roller bearing 15 on bracket 14, seal groove is had in lip shrouding 16, the outside framework oil seal 17 being pressed on roller bearing 15 front-end face is provided with in seal groove, bracket 14 rear end is provided with bearing housing 18, two angular contact ball bearings 19 are combined with in bearing housing 18, oil sealing is provided with between bearing housing 18 rear end and pump shaft, before two angular contact ball bearings, rear side is combined with back-up ring, bearing gasket, bearing gasket rear end is pressed with the round nut 20 be screwed together on pump shaft, pump shaft 1 rear end is combined with pump shaft coupling 21 by key, and pump shaft coupling 21 fixed-link has pump shaft coupling transmission part 22, and pump shaft coupling transmission part 22 is connected with driving mechanism by elastomer block 23.Hitch rear end is provided with support footing.Pump shaft 1 is provided with locking nut 24, and locking nut 24 is pressed on impeller 2 rear end.
Claims (3)
1. a high-temperature acid pump, include pump shaft, impeller, it is characterized in that, import choma is installed in pump shaft front end, import choma is provided with the pump housing, before the pump housing, ear end face is provided with front plate, rear plate, pump housing rear end is provided with pump cover, pump cover rear end fixedly mounts organic envelope seat, impeller is provided with rotating ring, ring seal contact has stationary ring, stationary ring is installed in pump cover by stationary seat, after stationary ring, side pressure is equipped with spring, pump cover rear end is pressed with hitch, hitch and rear plate are fixedly connected by socket head screw, hitch rear end is provided with the bracket rotating and be arranged on pump shaft, bracket front end is installed on pump shaft by roller bearing, with the lip shrouding be positioned on front side of roller bearing on bracket, seal groove is had in lip shrouding, the outside framework oil seal being pressed on roller bearing front-end face is provided with in seal groove, pallet rear end is provided with bearing housing, two angular contact ball bearings are combined with in bearing housing, oil sealing is provided with between bearing housing rear end and pump shaft, before two angular contact ball bearings, rear side is combined with back-up ring, bearing gasket, bearing gasket rear end is pressed with the round nut be screwed together on pump shaft, pump shaft rear end is combined with pump shaft coupling by key, and pump shaft coupling fixed-link has pump shaft coupling transmission part, and pump shaft coupling transmission part is connected with driving mechanism by elastomer block.
2., according to the said a kind of high-temperature acid pump of claim 1, it is characterized in that, described hitch rear end is provided with support footing.
3., according to the said a kind of high-temperature acid pump of claim 1, it is characterized in that, described pump shaft is provided with locking nut, and locking nut is pressed on impeller rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410718766.3A CN104500407A (en) | 2014-12-01 | 2014-12-01 | High-temperature acid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410718766.3A CN104500407A (en) | 2014-12-01 | 2014-12-01 | High-temperature acid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104500407A true CN104500407A (en) | 2015-04-08 |
Family
ID=52941842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410718766.3A Pending CN104500407A (en) | 2014-12-01 | 2014-12-01 | High-temperature acid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104500407A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0491393A (en) * | 1990-08-03 | 1992-03-24 | Daicel Chem Ind Ltd | Single mechanical seal type pump |
| CN2937570Y (en) * | 2006-03-26 | 2007-08-22 | 巢国平 | Steel plastic compound corrosion risistance mixed flow pump |
| CN200940597Y (en) * | 2006-08-16 | 2007-08-29 | 季裕成 | Novel thin acid pump |
| CN102168682A (en) * | 2011-05-31 | 2011-08-31 | 安徽凯特泵业有限公司 | Mechanical seal used for pump |
| CN203627246U (en) * | 2013-12-24 | 2014-06-04 | 江苏科曼机械制造有限公司 | Novel acid pickling pump |
-
2014
- 2014-12-01 CN CN201410718766.3A patent/CN104500407A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0491393A (en) * | 1990-08-03 | 1992-03-24 | Daicel Chem Ind Ltd | Single mechanical seal type pump |
| CN2937570Y (en) * | 2006-03-26 | 2007-08-22 | 巢国平 | Steel plastic compound corrosion risistance mixed flow pump |
| CN200940597Y (en) * | 2006-08-16 | 2007-08-29 | 季裕成 | Novel thin acid pump |
| CN102168682A (en) * | 2011-05-31 | 2011-08-31 | 安徽凯特泵业有限公司 | Mechanical seal used for pump |
| CN203627246U (en) * | 2013-12-24 | 2014-06-04 | 江苏科曼机械制造有限公司 | Novel acid pickling pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150408 |