CN108457865A - High-temperature resistant pump and its cooling structure - Google Patents
High-temperature resistant pump and its cooling structure Download PDFInfo
- Publication number
- CN108457865A CN108457865A CN201810236493.7A CN201810236493A CN108457865A CN 108457865 A CN108457865 A CN 108457865A CN 201810236493 A CN201810236493 A CN 201810236493A CN 108457865 A CN108457865 A CN 108457865A
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- Prior art keywords
- pump
- temperature resistant
- lining
- cooling structure
- cooling
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- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 96
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000013016 damping Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 31
- 238000005452 bending Methods 0.000 claims description 13
- 239000002826 coolant Substances 0.000 claims description 8
- 125000003003 spiro group Chemical group 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000009837 dry grinding Methods 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- -1 Polytetrafluoroethylene Polymers 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 125000006850 spacer group Chemical group 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
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- 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
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials 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
- F04D29/106—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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially 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
- 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
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 present invention provides a kind of high-temperature resistant pump and its cooling structures, belong to liquid pump apparatus technical field.It solve the prior art design in centrifugal pump conveying liquid and pump shaft temperature it is high the problems such as.This high-temperature resistant pump and its cooling structure include sleeve, sleeve one end is tightly connected by the first seal assembly with the external pump housing outer barrel equipped with impeller, the other end is tightly connected with lining, the seal receptacle covered on the outside of lining by the second seal assembly, third seal assembly respectively respectively, central part on lining and seal receptacle is respectively opened up there are one the central through hole worn for external pump shaft, and the damping assembly etc. for reducing pump shaft vibration is equipped between the central through hole and the pump shaft of outside on lining.The advantages of this high-temperature resistant pump and its cooling structure, is：The setting of first cooling chamber and the second cooling chamber is by reducing the operating temperature for conveying liquid and pump shaft in pump, to improve its service life.
Description
Technical field
The invention belongs to liquid pump apparatus technical fields, more particularly, to a kind of high-temperature resistant pump and its cooling structure.
Background technology
Centrifugal pump refers to the centrifugal force that is generated when being rotated by impeller to convey the pump of liquid.Current centrifugal pump is especially more
Grade centrifugal pump is excessively high due to pump conveying fluid temperature at work, and temperature passes sequentially through pump shaft, shaft coupling, finally reaches motor
Axis causes the lubricating grease for the motor bearings caused by the motor shaft of high temperature occur to melt and is lost in, and the defect to damage motor exists.
Invention content
Regarding the issue above, the present invention provides a kind of reasonable design, can reduce the conveying liquid in centrifugal pump
With the high-temperature resistant pump cooling structure of the temperature of pump shaft.
Second object of the present invention is to enhance the resistance to of the heat resistance of pump in view of the above-mentioned problems, provide a kind of reasonable design
High-temperature pump.
In order to achieve the above objectives, present invention employs following technical proposals：The high-temperature resistant pump cooling structure of the present invention, packet
Sleeve is included, sleeve one end is tightly connected by the first seal assembly with the external pump housing outer barrel equipped with impeller, the other end is distinguished
By the second seal assembly, third seal assembly respectively with lining, cover in seal receptacle on the outside of lining and be tightly connected, lining and close
Central part on envelope seat is respectively opened up there are one the central through hole worn for external pump shaft, the central through hole on lining with it is external
It is equipped with the damping assembly for reducing pump shaft vibration between pump shaft, is tightly connected by the 4th seal assembly between seal receptacle and pump shaft,
Sleeve interior sealing is equipped with Supporting cover being used to support external pump shaft and that center is with holes, passes through the 5th between lining and Supporting cover
Seal assembly is tightly connected, and lining, sleeve and Supporting cover enclose one for the conveying liquid in the pump housing outer barrel outside cooling
First cooling chamber of body, lining and seal receptacle enclose another the second cooling chamber for cooling down the 4th seal assembly, sealing
The gas vent being connected to the second cooling chamber is offered on seat.The setting of first cooling chamber and the second cooling chamber reduces defeated in pump
The operating temperature of liquor charging body and pump shaft, improves its service life, and the discharge of steam or gas is convenient in the setting of gas vent.
In above-mentioned high-temperature resistant pump cooling structure, sleeve side is equipped at least one spiral shell for being communicated in the first cooling chamber
Line through-hole is often spirally connected on tapped through hole equipped with the adjusting spiro connecting piece for adjusting cooling medium into outflow.It is cold to enhance first
But ability of regulation and control of the room to the operating temperature of conveying liquid and pump shaft in pump.
In above-mentioned high-temperature resistant pump cooling structure, tapped through hole number is even number and is symmetrical set.Convenient for cold
But medium comes in and goes out in the first cooling chamber, to enhance cooling-down effect.
In above-mentioned high-temperature resistant pump cooling structure, gas vent is tightly connected with exhaust pipe, and exhaust pipe is equipped with automatic
Air bleeding valve.Convenient for the sucking of the discharge and outside air of the second indoor steam of cooling, and reduce the sealing of high temperature pair the 4th
The damage of component improves its service life.
In above-mentioned high-temperature resistant pump cooling structure, exhaust pipe includes the first bending segment and is axially put down with this cooling structure
The second capable bending segment, automatic exhaust steam valve are set on the second bending segment.It is preferably vented convenient for automatic exhaust steam valve.
In above-mentioned high-temperature resistant pump cooling structure, the 4th seal assembly is close equipped with externally threaded packaging type machinery
Envelope, is equipped in the center opening on seal receptacle and the matched internal thread of external screw thread on the integrated mechanical sealing, damping assembly
The annular mounting groove for loading shock-reducing sleeve at the central through hole both ends being respectively arranged in lining including two.Installation, maintenance side
Just.
In above-mentioned high-temperature resistant pump cooling structure, the first seal assembly, the second seal assembly, third seal assembly,
5th seal assembly is all fixing structure, includes each a pair of compatible seam allowance, is equipped between each pair of compatible seam allowance
The seal groove placed for sealing ring.It is simple in structure, it manufactures, is convenient for disassembly and assembly.
In above-mentioned high-temperature resistant pump cooling structure, sealing ring is high-temperature resistant seal ring.Improve the use of sealing ring
Service life reduces replacement number.
In above-mentioned high-temperature resistant pump cooling structure, sleeve, lining and Supporting cover are all made of stainless steel.Improve this
The corrosion resistance of cooling structure extends service life to enhance working strength.
This high-temperature resistant pump, including pump housing outer barrel, are equipped with impeller in the pump housing outer barrel, the impeller by pump shaft with
Driving motor connects, and further includes being set to cooling structure on pump shaft and between impeller and driving motor, the cooling
Structure is claim 1 to 9 any one of them high-temperature resistant pump cooling structure.
Compared with prior art, this high-temperature resistant pump and its advantages of cooling structure, are：First cooling chamber and the second cooling
The setting of room is by reducing the operating temperature for conveying liquid, pump shaft and the 4th seal assembly in pump, to improve its use
Service life.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, 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 invention 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 provides the overall structure diagram of the embodiment of the present invention.
In figure, impeller a, pump housing outer barrel b, pump shaft c, driving motor d, sleeve 1, lining 2, seal receptacle 3, Supporting cover 4, first
Cooling chamber 5, the second cooling chamber 6, exhaust pipe 71, the first bending segment 711, the second bending segment 712, gas vent 72, automatic exhaust steam valve
73, tapped through hole 81, adjusting spiro connecting piece 82, the first seal assembly 91, the second seal assembly 92, third seal assembly the 93, the 4th
Seal assembly 94, the 5th seal assembly 95, shock-reducing sleeve 961.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited in following embodiments.
As shown in Figure 1, this high-temperature resistant pump cooling structure, including sleeve 1,1 one end of sleeve pass through the first seal assembly 91
Pass through the second seal assembly 92, third sealing group respectively with the external pump housing outer barrel b sealed connections equipped with impeller a, the other end
Part 93 is tightly connected with lining 2, the seal receptacle 3 covered on the outside of lining 2 respectively, and the central part on lining 2 and seal receptacle 3 respectively opens up
There are one the central through hole worn for external pump shaft c, it is equipped with and reduces between the central through hole and the pump shaft c of outside on lining 2
The damping assembly of pump shaft c vibrations, is tightly connected between seal receptacle 3 and pump shaft c by the 4th seal assembly 94,1 interior sealing of sleeve
Equipped be used to support external pump shaft c's and center Supporting cover 4 with holes, pass through the 5th sealing group between lining 2 and Supporting cover 4
Part 95 is tightly connected, and lining 2, sleeve 1 and Supporting cover 4 enclose one for the conveying liquid in the pump housing outer barrel b outside cooling
First cooling chamber 5 of body, lining 2 and seal receptacle 3 enclose another the second cooling for cooling down the 4th seal assembly 94
Room 6 offers the gas vent 72 being connected to the second cooling chamber 6, the setting of the first cooling chamber 5 and the second cooling chamber 6 on seal receptacle 3
The operating temperature for conveying liquid, pump shaft c and the 4th seal assembly 94 in pump is reduced, its service life, gas vent are improved
72 setting enhances the protection to the 4th seal assembly 94 convenient for the discharge of steam or gas.
Specifically, 1 side of sleeve here is equipped at least one tapped through hole 81 for being communicated in the first cooling chamber 5, per spiral shell
It is spirally connected on line through-hole 81 equipped with the adjusting spiro connecting piece 82 for adjusting cooling medium into outflow, cooling medium therein can be
Cooling air can also be cooling water, enhance tune of first cooling chamber 5 to the operating temperature of conveying liquid and pump shaft c in pump
Control ability；Here 81 numbers of tapped through hole are even number and are symmetrical set, convenient for the first cooling chamber 5 of cooling medium discrepancy
It is interior, to enhance cooling-down effect；Here gas vent 72 is tightly connected with exhaust pipe 71, and exhaust pipe 71 is equipped with automatic exhaust steam valve
73, convenient for the discharge of steam and air in the second cooling chamber 6, and reduce the 4th seal assembly 94 of high temperature pair damage,
Improve its service life；Here exhaust pipe 71 include the first bending segment 711 and with this cooling structure axially parallel second
Bending segment 712, automatic exhaust steam valve 73 are set on the second bending segment 712, are preferably vented convenient for automatic exhaust steam valve 73；Here
Four seal assemblies 94 are equipped with externally threaded integrated mechanical sealing, and gas vent 72, exhaust pipe 71 and automatic exhaust steam valve 73 are set
It sets and is rubbed after entering in the second cooling chamber 6 due to absorbing integrated mechanical sealing conducive to the conveying liquid in pump housing outer barrel b
The discharge of the steam generated after the heat that the phase mutual friction of wiping face generates, while also the steam in pump housing outer barrel b being discharged, it is no
The steam then gathered in the second cooling chamber 6 can be such that the water level of the conveying liquid in it reduces, to make integrated mechanical sealing send out
Raw dry grinding phenomenon, so that it is damaged, be equipped in the center opening on seal receptacle 3 and the external screw thread on the integrated mechanical sealing
The internal thread matched, damping assembly include two central through hole both ends being respectively arranged in lining 2 for loading shock-reducing sleeve 961
Annular mounting groove, shock-reducing sleeve 961 are made of carbon fiber reinforced ptfe, install, is easy to maintain.
Further, here the first seal assembly 91, the second seal assembly 92, third seal assembly the 93, the 5th seals
Component 95 is all fixing structure, includes each a pair of compatible seam allowance, is equipped with for sealing between each pair of compatible seam allowance
The seal groove placed is enclosed, it is simple in structure, it manufactures, is convenient for disassembly and assembly；Here sealing ring is that the high temperature resistant that high temperature resistant material is made is close
Seal, as Tetrafluoro spacer, grooved metal gasket, asbestos washer, carbon packing, tetrafluoro packing, graphite packing, polytetrafluoroethylproducts products or
Polytetrafluoroethylene (PTFE) coats gasket etc., improves the service life of sealing ring, reduces replacement number；Here sleeve 1, lining 2
It is all made of stainless steel with Supporting cover 4, improves the corrosion resistance of this cooling structure, to enhance working strength, extended
Service life.
Operation principle：First cooling chamber 5 is a closed cavity, defeated to the high temperature in pump housing outer barrel b in pump work
Liquor charging body is cooled down, to indirectly play the effect to pump shaft c cooling, it is preferred that by adjust spiro connecting piece 82 adjust into
The channel sized for going out the first cooling chamber 5 enters the first cooling chamber 5, since screw thread is logical to cool down medium by tapped through hole 81
Hole 81 is to be symmetrical set to be deployed on 1 side of sleeve, therefore can be passed through cooling medium in a tapped through hole 81, with it
Another tapped through hole 81 being symmetrical set is for being discharged the cooling medium for absorbing heat in the first cooling chamber 5, such spiral shell
Line through-hole 81 is multipair due to having, and can determine usage quantity as needed；For cooling down the 4th seal assembly in second cooling chamber 6
94 cooling medium comes from the conveying liquid in pump housing outer barrel b, is entered by the gap of pump shaft c and lining 2, damping assembly
Second cooling chamber 6, because the 4th seal assembly 94 is integrated mechanical sealing, the heat that rubbing surface phase mutual friction generates is usual
It will produce hundreds of degrees Celsius of high temperature, it is therefore necessary to integrated mechanical sealing is cooled down, and it is defeated in pump housing outer barrel b
It still falls within although liquor charging body temperature is higher but for the high temperature that integrated mechanical sealing rubbing surface phase mutual friction generates
Cryogenic liquid, therefore may be used as the cooling to integrated mechanical sealing, also the conveying liquid in pump housing outer barrel b is into second
Cooling treatment, the temperature that the first cooling chamber 5 is had been subjected to before cooling chamber 6 have certain reduction, cooling effect can be more preferable, enter
It is generated after heat of the conveying liquid due to absorbing integrated mechanical sealing rubbing surface phase mutual friction generation in second cooling chamber 6
Steam needs the timely discharge by gas vent 72, exhaust pipe 71 and automatic exhaust steam valve 73, while will also come from pump housing outer barrel b
Interior steam discharge, if opposite steam gathers if cannot being discharged in time in the second cooling chamber 6, can make in the second cooling chamber 6
The inflow for conveying liquid that pressure increases, is unfavorable in pump housing outer barrel b, to cause the conveying liquid in the second cooling chamber 6
Water level constantly reduces, and integrated mechanical sealing is made dry grinding phenomenon to occur, so that it is damaged.
Pass through pump equipped with impeller a, the impeller a in this high-temperature resistant pump, including the pump housing outer barrel b, the pump housing outer barrel b
Axis c is connect with driving motor d, further includes being set to cooling structure on pump shaft c and between impeller a and driving motor d, institute
The cooling structure stated is claim 1 to 9 any one of them high-temperature resistant pump cooling structure.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although impeller a, pump housing outer barrel b, pump shaft c, driving motor d, sleeve 1, lining 2, sealing is used more herein
Seat 3, Supporting cover 4, the first cooling chamber 5, the second cooling chamber 6, exhaust pipe 71, the first bending segment 711, the second bending segment 712, exhaust
Hole 72, tapped through hole 81, adjusts spiro connecting piece 82, the first seal assembly 91, the second seal assembly 92, third at automatic exhaust steam valve 73
The terms such as seal assembly 93, the 4th seal assembly 94, the 5th seal assembly 95, shock-reducing sleeve 961, but be not precluded and use other arts
The possibility of language.The use of these items is only for more easily describe and explain the essence of the present invention；It is construed as
Any one of the additional limitations is all disagreed with spirit of that invention.
Claims (10)
1. a kind of high-temperature resistant pump cooling structure, including sleeve（1）, it is characterised in that：The sleeve（1）One end passes through first
Seal assembly（91）Impeller is housed with external（a）Pump housing outer barrel（b）It is tightly connected, the other end passes through the second sealing group respectively
Part（92）, third seal assembly（93）Respectively with lining（2）, cover in lining（2）The seal receptacle in outside（3）It is tightly connected, it is described
Lining（2）And seal receptacle（3）On central part respectively open up that there are one for external pump shaft（c）The central through hole worn, it is described
Lining（2）On central through hole and external pump shaft（c）Between be equipped with reduce pump shaft（c）The damping assembly of vibration, it is described
Seal receptacle（3）And pump shaft（c）Between pass through the 4th seal assembly（94）It is tightly connected, the sleeve（1）Interior sealing, which is equipped with, to be used
Pump shaft outside support（c）And Supporting cover that center is with holes（4）, the lining（2）And Supporting cover（4）Between pass through
Five seal assemblies（95）It is tightly connected, the lining（2）, sleeve（1）And Supporting cover（4）One is enclosed for outside cooling
Pump housing outer barrel（b）First cooling chamber of interior conveying liquid（5）, the lining（2）And seal receptacle（3）Enclose another
For cooling down the 4th seal assembly（94）The second cooling chamber（6）, the seal receptacle（3）On offer and the second cooling chamber
（6）The gas vent of connection（72）.
2. high-temperature resistant pump cooling structure according to claim 1, which is characterized in that the sleeve（1）Side is equipped with
It is at least one to be communicated in the first cooling chamber（5）Tapped through hole（81）, per the tapped through hole（81）On be spirally connected equipped with being used for
Adjusting spiro connecting piece of the cooling medium of adjusting into outflow（82）.
3. high-temperature resistant pump cooling structure according to claim 2, which is characterized in that the tapped through hole（81）Number
For even number and it is symmetrical set.
4. high-temperature resistant pump cooling structure according to claim 1, which is characterized in that the gas vent（72）With exhaust
Pipe（71）It is tightly connected, the exhaust pipe（71）It is equipped with automatic exhaust steam valve（73）.
5. high-temperature resistant pump cooling structure according to claim 4, which is characterized in that the exhaust pipe（71）Including
One bending segment（711）With with axial parallel the second bending segment of this cooling structure（712）, the automatic exhaust steam valve（73）It is set to
Second bending segment（712）On.
6. high-temperature resistant pump cooling structure according to claim 1, which is characterized in that the 4th seal assembly（94）
To be equipped with externally threaded integrated mechanical sealing, the seal receptacle（3）On center opening in be equipped with and the packaging type machinery
The matched internal thread of external screw thread in sealing；The damping assembly includes two and is respectively arranged on the lining（2）In interior
Heart through-hole both ends are used to load shock-reducing sleeve（961）Annular mounting groove.
7. high-temperature resistant pump cooling structure according to any one of claims 1 to 6, which is characterized in that first sealing
Component（91）, the second seal assembly（92）, third seal assembly（93）, the 5th seal assembly（95）All it is fixing structure, respectively
All include a pair of compatible seam allowance, the seal groove placed for sealing ring is equipped between each pair of compatible seam allowance.
8. high-temperature resistant pump cooling structure according to claim 7, which is characterized in that the sealing ring is that high temperature resistant is close
Seal.
9. high-temperature resistant pump cooling structure according to claim 7, which is characterized in that the sleeve（1）, lining（2）
And Supporting cover（4）All it is made of stainless steel.
10. a kind of high-temperature resistant pump, including pump housing outer barrel（b）, the pump housing outer barrel（b）It is interior to be equipped with impeller（a）, the impeller
（a）Pass through pump shaft（c）With driving motor（d）Connection, it is characterised in that：Further include being set to pump shaft（c）On and be located at impeller（a）
And driving motor（d）Between cooling structure, the cooling structure be claim 1 to 9 any one of them high-temperature resistant pump
Use cooling structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810236493.7A CN108457865B (en) | 2018-03-21 | 2018-03-21 | High temperature resistant pump and cooling structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810236493.7A CN108457865B (en) | 2018-03-21 | 2018-03-21 | High temperature resistant pump and cooling structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108457865A true CN108457865A (en) | 2018-08-28 |
| CN108457865B CN108457865B (en) | 2024-03-08 |
Family
ID=63237422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810236493.7A Active CN108457865B (en) | 2018-03-21 | 2018-03-21 | High temperature resistant pump and cooling structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108457865B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953158A (en) * | 2018-09-20 | 2018-12-07 | 浙江南元泵业有限公司 | Multi-outlet centrifugal pump |
| WO2020134918A1 (en) * | 2018-12-25 | 2020-07-02 | 烟台龙港泵业股份有限公司 | Energy-storage-type high-temperature molten salt pump with mechanical seal |
| CN114838009A (en) * | 2022-05-27 | 2022-08-02 | 浙江登丰泵业有限公司 | High-temperature high-pressure pump |
| CN114838010A (en) * | 2022-05-27 | 2022-08-02 | 浙江登丰泵业有限公司 | Cavitation-resistant high-temperature high-pressure pump |
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