CN108457865B - High temperature resistant pump and cooling structure thereof - Google Patents
High temperature resistant pump and cooling structure thereof Download PDFInfo
- Publication number
- CN108457865B CN108457865B CN201810236493.7A CN201810236493A CN108457865B CN 108457865 B CN108457865 B CN 108457865B CN 201810236493 A CN201810236493 A CN 201810236493A CN 108457865 B CN108457865 B CN 108457865B
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- sealing
- pump
- cooling structure
- sleeve
- temperature resistant
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 101
- 238000007789 sealing Methods 0.000 claims abstract description 97
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000005452 bending Methods 0.000 claims description 13
- 239000002826 coolant Substances 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims 2
- 230000007306 turnover Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 description 6
- 239000000110 cooling liquid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 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
- 238000013461 design Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 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
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000010425 asbestos Substances 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
- 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
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 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
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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
- 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
Abstract
The invention provides a high-temperature-resistant pump and a cooling structure thereof, and belongs to the technical field of liquid pump equipment. The centrifugal pump solves the problems that in the prior art, the temperature of the liquid conveyed by the centrifugal pump and the pump shaft is high, and the like. The high temperature resistant pump and the cooling structure thereof comprise a sleeve, one end of the sleeve is in sealing connection with an outer cylinder of a pump body provided with an impeller through a first sealing component, the other end of the sleeve is respectively in sealing connection with a lining and a sealing seat covered on the outer side of the lining through a second sealing component and a third sealing component, central through holes for the outer pump shaft to penetrate are respectively formed in the central parts of the lining and the sealing seat, and vibration reduction components and the like for reducing pump shaft vibration are arranged between the central through holes on the lining and the outer pump shaft. The high temperature resistant pump and the cooling structure thereof have the advantages that: the arrangement of the first cooling chamber and the second cooling chamber improves the service life of the pump by reducing the operating temperatures of the delivery liquid and the pump shaft in the pump.
Description
Technical Field
The invention belongs to the technical field of liquid pump equipment, and particularly relates to a high-temperature-resistant pump and a cooling structure thereof.
Background
A centrifugal pump is a pump that conveys liquid by centrifugal force generated when an impeller rotates. When the conventional centrifugal pump, especially the multistage centrifugal pump works, the temperature of the liquid conveyed by the pump is too high, and the liquid passes through the pump shaft and the coupling in sequence and finally is transmitted to the motor shaft, so that the lubricating grease of the motor bearing is melted and lost due to the high-temperature motor shaft, and the defect of damaging the motor exists.
Disclosure of Invention
The invention aims to solve the problems and provide a cooling structure for a high-temperature resistant pump, which is reasonable in design and can reduce the temperature of a conveying liquid and a pump shaft in a centrifugal pump.
A second object of the present invention is to provide a heat-resistant pump which is reasonable in design and enhances heat resistance of the pump, in view of the above-mentioned problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the invention discloses a cooling structure for a high-temperature resistant pump, which comprises a sleeve, wherein one end of the sleeve is in sealing connection with an external pump body outer cylinder provided with an impeller through a first sealing component, the other end of the sleeve is in sealing connection with a lining and a sealing seat covered on the outer side of the lining through a second sealing component and a third sealing component, central through holes for the external pump shaft to penetrate are respectively formed in the central parts of the lining and the sealing seat, a vibration reduction component for reducing vibration of the pump shaft is arranged between the central through holes of the lining and the external pump shaft, the sealing seat is in sealing connection with the pump shaft through a fourth sealing component, a supporting cover which is used for supporting the external pump shaft and is provided with a central hole is arranged in the sleeve in a sealing manner, the lining, the sleeve and the supporting cover are in sealing connection through a fifth sealing component, a first cooling chamber for cooling the conveying liquid in the external pump body outer cylinder is enclosed by the lining and the sealing seat, a second cooling chamber for cooling the fourth sealing component is enclosed by the lining and the sealing seat, and an exhaust hole communicated with the second cooling chamber is formed in the sealing seat. The arrangement of the first cooling chamber and the second cooling chamber reduces the working temperature of the conveying liquid and the pump shaft in the pump, improves the service life of the pump, and is convenient for discharging steam or gas due to the arrangement of the exhaust holes.
In the cooling structure for the high-temperature resistant pump, at least one threaded through hole communicated with the first cooling chamber is formed in the periphery of the sleeve, and each threaded through hole is in threaded connection with an adjusting threaded piece for adjusting the inlet and outlet flow of the cooling medium. The first cooling chamber has enhanced regulation and control capability on the operating temperature of the delivery liquid and the pump shaft in the pump.
In the cooling structure for the high-temperature resistant pump, the number of the threaded through holes is even and symmetrically arranged. The cooling medium is convenient to enter and exit the first cooling chamber so as to enhance the cooling effect.
In the cooling structure for the high-temperature resistant pump, the exhaust hole is in sealing connection with the exhaust pipe, and the exhaust pipe is provided with the automatic exhaust valve. The steam in the second cooling chamber is conveniently discharged and the outside air is conveniently sucked, the damage of high temperature to the fourth sealing assembly is reduced, and the service life of the fourth sealing assembly is prolonged.
In the cooling structure for the high-temperature resistant pump, the exhaust pipe comprises a first bending section and a second bending section axially parallel to the cooling structure, and the automatic exhaust valve is arranged on the second bending section. Facilitating better venting of the automatic vent valve.
In the cooling structure for the high temperature resistant pump, the fourth sealing component is a container type mechanical seal provided with external threads, the central opening hole on the sealing seat is internally provided with internal threads matched with the external threads on the container type mechanical seal, and the vibration reduction component comprises two annular mounting grooves which are respectively arranged at two ends of the central through hole in the lining and are used for filling the vibration reduction sleeve. And the installation and maintenance are convenient.
In the cooling structure for the high-temperature resistant pump, the first sealing assembly, the second sealing assembly, the third sealing assembly and the fifth sealing assembly are of a port structure, each port structure comprises a pair of matched rabbets, and a sealing groove for placing a sealing ring is arranged between each pair of matched rabbets. Simple structure, convenient manufacture and disassembly.
In the cooling structure for the high-temperature-resistant pump, the sealing ring is a high-temperature-resistant sealing ring. The service life of the sealing ring is prolonged, and the replacement times are reduced.
In the above-described cooling structure for a high temperature resistant pump, the sleeve, the liner, and the support cover are all made of stainless steel. The corrosion resistance of the cooling structure is improved, so that the working strength is enhanced, and the service life is prolonged.
The high-temperature-resistant pump comprises a pump body outer cylinder, wherein an impeller is arranged in the pump body outer cylinder, the impeller is connected with a driving motor through a pump shaft, and the high-temperature-resistant pump further comprises a cooling structure which is arranged on the pump shaft and is positioned between the impeller and the driving motor, and the cooling structure is the cooling structure for the high-temperature-resistant pump.
Compared with the prior art, the high temperature resistant pump and the cooling structure thereof have the advantages that: the provision of the first and second cooling chambers increases the service life thereof by reducing the operating temperatures of the transfer fluid in the pump, the pump shaft and the fourth seal assembly.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 provides a schematic overall structure of an embodiment of the present invention.
In the figure, an impeller a, a pump body outer cylinder b, a pump shaft c, a driving motor d, a sleeve 1, a liner 2, a seal seat 3, a support cover 4, a first cooling chamber 5, a second cooling chamber 6, an exhaust pipe 71, a first bending section 711, a second bending section 712, an exhaust hole 72, an automatic exhaust valve 73, a threaded through hole 81, an adjusting screw 82, a first seal assembly 91, a second seal assembly 92, a third seal assembly 93, a fourth seal assembly 94, a fifth seal assembly 95, and a vibration damping sleeve 961.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and not limited to the following examples.
As shown in fig. 1, the cooling structure for the high temperature resistant pump comprises a sleeve 1, one end of the sleeve 1 is in sealing connection with an outer cylinder b of the pump body, which is provided with an impeller a, of the outside through a first sealing component 91, the other end of the sleeve 1 is respectively in sealing connection with a liner 2 and a sealing seat 3 covered on the outer side of the liner 2 through a second sealing component 92 and a third sealing component 93, a central through hole for a pump shaft c of the outside to penetrate is respectively formed in the central parts of the liner 2 and the sealing seat 3, a vibration reduction component for reducing vibration of the pump shaft c is arranged between the central through hole of the liner 2 and the pump shaft c of the outside, the sealing seat 3 is in sealing connection with the pump shaft c through a fourth sealing component 94, a supporting cover 4 with a hole in the center is arranged in the sleeve 1 in sealing manner, the liner 2 and the supporting cover 4 are in sealing connection through a fifth sealing component 95, the liner 2, the sleeve 1 and the supporting cover 4 enclose a first cooling chamber 5 for cooling liquid in the pump body b of the outside, the liner 2 and the sealing seat 3 enclose another second cooling chamber 6 for cooling the fourth sealing component 94, the second cooling chamber 6 is arranged on the sealing seat 3, the sealing seat 3 is communicated with the second cooling chamber 6 and the second cooling chamber is communicated with the second cooling chamber 6, the second cooling chamber is provided with the fourth cooling chamber is provided with the vent hole 72, the vent hole is arranged, the vent hole is cooled vent hole is formed in the second cooling chamber is cooled vent hole is cooled, and the vent hole is cooled, and the vent hole is cooled down.
Specifically, at least one threaded through hole 81 communicated with the first cooling chamber 5 is formed in the circumferential side of the sleeve 1, and an adjusting screw 82 for adjusting the inflow and outflow of cooling medium is screwed on each threaded through hole 81, wherein the cooling medium can be cooling air or cooling water, so that the adjusting and controlling capability of the first cooling chamber 5 on the working temperature of the conveying liquid in the pump and the pump shaft c is enhanced; the number of the threaded through holes 81 is even and symmetrically arranged, so that a cooling medium can conveniently enter and exit the first cooling chamber 5, and the cooling effect is enhanced; the exhaust hole 72 is in sealing connection with the exhaust pipe 71, and the exhaust pipe 71 is provided with an automatic exhaust valve 73, so that the steam and air in the second cooling chamber 6 can be conveniently exhausted, the damage of high temperature to the fourth sealing assembly 94 is reduced, and the service life of the fourth sealing assembly is prolonged; the exhaust pipe 71 comprises a first bending section 711 and a second bending section 712 axially parallel to the cooling structure, and the automatic exhaust valve 73 is arranged on the second bending section 712, so that the automatic exhaust valve 73 can exhaust better; the fourth sealing component 94 is a container type mechanical seal with external threads, the exhaust hole 72, the exhaust pipe 71 and the automatic exhaust valve 73 are arranged to facilitate the discharge of steam generated by the absorption of heat generated by friction between friction surfaces of the container type mechanical seal after the liquid in the pump body outer cylinder b enters the second cooling chamber 6, and the steam in the pump body outer cylinder b is discharged, if not, the accumulated steam in the second cooling chamber 6 can reduce the water level of the liquid in the container type mechanical seal, so that the container type mechanical seal is dry-ground and damaged, internal threads matched with the external threads on the container type mechanical seal are arranged in a central opening hole in the sealing seat 3, the damping component comprises two annular mounting grooves which are respectively arranged at two ends of a central through hole in the liner 2 and used for filling the damping sleeve 961, and the damping sleeve 961 is made of carbon fiber reinforced polytetrafluoroethylene and is convenient to install and maintain.
Further, the first sealing assembly 91, the second sealing assembly 92, the third sealing assembly 93 and the fifth sealing assembly 95 have a structure of a front opening, each of which comprises a pair of matched rabbets, and a sealing groove for placing a sealing ring is arranged between each pair of matched rabbets, so that the sealing device has a simple structure and is convenient to manufacture, disassemble and assemble; the sealing ring is made of high-temperature-resistant materials, such as a tetrafluoro gasket, a tooth-shaped gasket, an asbestos gasket, a carbon packing, a tetrafluoro packing, a graphite packing, a polytetrafluoroethylene product or a polytetrafluoroethylene coated gasket, so that the service life of the sealing ring is prolonged, and the replacement times are reduced; the sleeve 1, the lining 2 and the supporting cover 4 are all made of stainless steel, so that the corrosion resistance of the cooling structure is improved, the working strength is enhanced, and the service life is prolonged.
Working principle: the first cooling chamber 5 is a closed cavity, when the pump works, the high Wen Shu in the pump body outer cylinder b is fed with liquid to cool the pump shaft c indirectly, preferably, the size of a channel for entering and exiting the first cooling chamber 5 is adjusted by adjusting the screw joint 82 so that a cooling medium enters the first cooling chamber 5 through the screw through holes 81, and as the screw through holes 81 are symmetrically arranged on the circumference side of the sleeve 1, the cooling medium can be introduced into one screw through hole 81, and the other screw through hole 81 symmetrically arranged with the screw through hole is used for discharging the cooling medium which absorbs heat in the first cooling chamber 5, so that the number of the screw through holes 81 can be determined according to the requirement; the cooling medium in the second cooling chamber 6 for cooling the fourth sealing component 94 comes from the conveying liquid in the pump body outer cylinder b, and enters the second cooling chamber 6 through the pump shaft c, the liner 2 and the gaps of the vibration damping component, because the fourth sealing component 94 is a cartridge type mechanical seal, the heat generated by the mutual friction of the friction surfaces of the fourth sealing component usually generates high temperature of hundreds of degrees celsius, therefore, the cartridge type mechanical seal must be cooled, while the conveying liquid in the pump body outer cylinder b still belongs to low-temperature liquid though the temperature is higher than the high temperature generated by the mutual friction of the friction surfaces of the cartridge type mechanical seal, so that the conveying liquid in the pump body outer cylinder b can be used for cooling the cartridge type mechanical seal, and the cooling effect is better because the conveying liquid in the second cooling chamber 6 has a certain reduction in the cooling treatment and temperature of the first cooling chamber 5 before entering the second cooling chamber 6, and the steam generated after the heat generated by the mutual friction of the friction surfaces of the cartridge type mechanical seal needs to be discharged in time through the vent hole 72, the vent pipe 71 and the automatic vent valve 73, and the steam in the pump body outer cylinder b is discharged from the second cooling chamber b, and the steam in the second cooling chamber 6 is not damaged, and the water level in the second cooling chamber is not damaged, and the conveying liquid in the second cooling chamber is not damaged, and the cooling liquid in the second cooling chamber is not can be discharged in time, and the cooling liquid in the cooling chamber is discharged in the cooling chamber and the cooling chamber is cooled chamber.
The high-temperature-resistant pump comprises a pump body outer cylinder b, wherein an impeller a is arranged in the pump body outer cylinder b, the impeller a is connected with a driving motor d through a pump shaft c, the high-temperature-resistant pump further comprises a cooling structure which is arranged on the pump shaft c and is positioned between the impeller a and the driving motor d, and the cooling structure is the cooling structure for the high-temperature-resistant pump according to any one of claims 1 to 9.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms of the impeller a, the pump body outer cylinder b, the pump shaft c, the driving motor d, the sleeve 1, the liner 2, the seal housing 3, the support cover 4, the first cooling chamber 5, the second cooling chamber 6, the exhaust pipe 71, the first bending section 711, the second bending section 712, the exhaust hole 72, the automatic exhaust valve 73, the screw through hole 81, the adjustment screw 82, the first seal assembly 91, the second seal assembly 92, the third seal assembly 93, the fourth seal assembly 94, the fifth seal assembly 95, the vibration reduction sleeve 961, and the like are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (8)
1. The utility model provides a high temperature resistant cooling structure for pump, includes sleeve (1), its characterized in that: one end of the sleeve (1) is in sealing connection with an external pump body outer cylinder (b) provided with an impeller (a) through a first sealing component (91), the other end of the sleeve is in sealing connection with the liner (2) and a sealing seat (3) covered on the outer side of the liner (2) through a second sealing component (92) and a third sealing component (93), a central through hole for the external pump shaft (c) to penetrate is formed in the central part of the liner (2) and the sealing seat (3), a vibration reduction component for reducing vibration of the pump shaft (c) is arranged between the central through hole of the liner (2) and the external pump shaft (c), the sealing seat (3) is in sealing connection with the pump shaft (c) through a fourth sealing component (94), a supporting cover (4) with a hole is arranged in the center of the sleeve (1) in a sealing manner and used for supporting the external pump shaft (c), the liner (2) is in sealing connection with the supporting cover (4) through a fifth sealing component (95), the liner (2), the sleeve (1) and the supporting cover (4) are combined with the second sealing component (4) and the fourth sealing component (94) are used for conveying liquid in the cooling chamber (6) of the second cooling chamber (6), the sealing seat (3) on set up vent (72) with second cooling chamber (6) intercommunication, sleeve (1) week side be equipped with at least one screw thread through-hole (81) that communicates in first cooling chamber (5), every screw thread through-hole (81) on the spiro union be equipped with be used for adjusting cooling medium business turn over flow regulation spiro union piece (82), vent (72) and blast pipe (71) sealing connection, blast pipe (71) on be equipped with automatic discharge valve (73).
2. The cooling structure for the high temperature resistant pump according to claim 1, wherein the number of the threaded through holes (81) is even and symmetrically arranged.
3. The cooling structure for the high temperature resistant pump according to claim 1, wherein the exhaust pipe (71) comprises a first bending section (711) and a second bending section (712) axially parallel to the cooling structure, and the automatic exhaust valve (73) is arranged on the second bending section (712).
4. The cooling structure for the high temperature resistant pump according to claim 1, wherein the fourth sealing component (94) is a cartridge type mechanical seal provided with external threads, and an internal thread matched with the external threads on the cartridge type mechanical seal is arranged in a central opening hole on the sealing seat (3); the vibration damping assembly comprises two annular mounting grooves which are respectively arranged at two ends of a central through hole in the lining (2) and used for filling a vibration damping sleeve (961).
5. The cooling structure for a high temperature resistant pump according to any one of claims 1 to 4, wherein the first sealing assembly (91), the second sealing assembly (92), the third sealing assembly (93) and the fifth sealing assembly (95) each have a pair of matched spigots, and a sealing groove for placing a sealing ring is arranged between each pair of matched spigots.
6. The cooling structure for a high temperature resistant pump according to claim 5, wherein the seal ring is a high temperature resistant seal ring.
7. The cooling structure for a high temperature resistant pump according to claim 5, wherein the sleeve (1), the liner (2) and the support cover (4) are all made of stainless steel.
8. The utility model provides a high temperature resistant pump, includes pump body urceolus (b), pump body urceolus (b) in be equipped with impeller (a), impeller (a) be connected its characterized in that with driving motor (d) through pump shaft (c): the cooling structure is arranged on the pump shaft (c) and is positioned between the impeller (a) and the driving motor (d), and the cooling structure is the cooling structure for the high-temperature resistant pump according to any one of claims 1 to 7.
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 CN108457865A (en) | 2018-08-28 |
| CN108457865B true CN108457865B (en) | 2024-03-08 |
Family
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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 |
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| Country | Link |
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| CN (1) | CN108457865B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595176A (en) * | 2018-12-25 | 2019-04-09 | 烟台龙港泵业股份有限公司 | A kind of energy-storage type mechanical seal high-temperature melting salt pump |
| CN114838009B (en) * | 2022-05-27 | 2023-06-16 | 浙江登丰泵业有限公司 | High-temperature high-pressure pump |
| CN114838010B (en) * | 2022-05-27 | 2023-02-07 | 浙江登丰泵业有限公司 | Cavitation-resistant high-temperature high-pressure pump |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007170324A (en) * | 2005-12-26 | 2007-07-05 | Kubota Corp | Pump device |
| JP2008175095A (en) * | 2007-01-17 | 2008-07-31 | Kubota Corp | Suction nozzle and pump equipped with suction nozzle |
| KR20090102909A (en) * | 2008-03-27 | 2009-10-01 | 삼진공업 주식회사 | Amphibious pump |
| JP2010121519A (en) * | 2008-11-19 | 2010-06-03 | Furukawa Industrial Machinery Systems Co Ltd | Submergible pump |
| CN201531452U (en) * | 2009-11-03 | 2010-07-21 | 荣成市壮发水泵有限公司 | Vertical pump |
| CN201747622U (en) * | 2010-07-27 | 2011-02-16 | 上海东方泵业(集团)有限公司 | High-temperature pump |
| KR101190235B1 (en) * | 2012-04-16 | 2012-10-12 | 삼진공업 주식회사 | Motor pump |
| CN102734207A (en) * | 2012-06-21 | 2012-10-17 | 浙江水泵总厂有限公司 | High-temperature boiler feed pump |
| CN104343696A (en) * | 2014-10-30 | 2015-02-11 | 无锡利欧锡泵制造有限公司 | Novel self-cooled submersible sewage pump |
| CN204212999U (en) * | 2014-10-26 | 2015-03-18 | 浙江丰球泵业股份有限公司 | Inner eycle forces cooling submersible pump |
| KR101597736B1 (en) * | 2015-09-14 | 2016-02-25 | (주)지천펌프공업 | a water pump for improve cooling performance |
| WO2016058457A1 (en) * | 2014-10-15 | 2016-04-21 | 邢宇 | Bushing for cooling dual-side mechanical seal friction pair and centrifugal pump cooling system thereof |
| CN206092446U (en) * | 2016-10-08 | 2017-04-12 | 昆山奥兰克泵业制造有限公司 | Double containment hot water centrifugal pump |
| CN206600274U (en) * | 2016-12-29 | 2017-10-31 | 镇江福泰克流体技术有限公司 | A kind of riser formula centrifugal pump |
| CN206874564U (en) * | 2017-07-05 | 2018-01-12 | 武安市宏泰机械泵业有限公司 | A kind of cooling structure of hot oil pump |
| KR101867542B1 (en) * | 2017-04-10 | 2018-06-14 | 주식회사 세고산업 | Centrifugal pump for high temperature |
| CN208203585U (en) * | 2018-03-21 | 2018-12-07 | 浙江南元泵业有限公司 | High-temperature resistant pump and its cooling structure |
-
2018
- 2018-03-21 CN CN201810236493.7A patent/CN108457865B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007170324A (en) * | 2005-12-26 | 2007-07-05 | Kubota Corp | Pump device |
| JP2008175095A (en) * | 2007-01-17 | 2008-07-31 | Kubota Corp | Suction nozzle and pump equipped with suction nozzle |
| KR20090102909A (en) * | 2008-03-27 | 2009-10-01 | 삼진공업 주식회사 | Amphibious pump |
| JP2010121519A (en) * | 2008-11-19 | 2010-06-03 | Furukawa Industrial Machinery Systems Co Ltd | Submergible pump |
| CN201531452U (en) * | 2009-11-03 | 2010-07-21 | 荣成市壮发水泵有限公司 | Vertical pump |
| CN201747622U (en) * | 2010-07-27 | 2011-02-16 | 上海东方泵业(集团)有限公司 | High-temperature pump |
| KR101190235B1 (en) * | 2012-04-16 | 2012-10-12 | 삼진공업 주식회사 | Motor pump |
| CN102734207A (en) * | 2012-06-21 | 2012-10-17 | 浙江水泵总厂有限公司 | High-temperature boiler feed pump |
| WO2016058457A1 (en) * | 2014-10-15 | 2016-04-21 | 邢宇 | Bushing for cooling dual-side mechanical seal friction pair and centrifugal pump cooling system thereof |
| CN204212999U (en) * | 2014-10-26 | 2015-03-18 | 浙江丰球泵业股份有限公司 | Inner eycle forces cooling submersible pump |
| CN104343696A (en) * | 2014-10-30 | 2015-02-11 | 无锡利欧锡泵制造有限公司 | Novel self-cooled submersible sewage pump |
| KR101597736B1 (en) * | 2015-09-14 | 2016-02-25 | (주)지천펌프공업 | a water pump for improve cooling performance |
| CN206092446U (en) * | 2016-10-08 | 2017-04-12 | 昆山奥兰克泵业制造有限公司 | Double containment hot water centrifugal pump |
| CN206600274U (en) * | 2016-12-29 | 2017-10-31 | 镇江福泰克流体技术有限公司 | A kind of riser formula centrifugal pump |
| KR101867542B1 (en) * | 2017-04-10 | 2018-06-14 | 주식회사 세고산업 | Centrifugal pump for high temperature |
| CN206874564U (en) * | 2017-07-05 | 2018-01-12 | 武安市宏泰机械泵业有限公司 | A kind of cooling structure of hot oil pump |
| CN208203585U (en) * | 2018-03-21 | 2018-12-07 | 浙江南元泵业有限公司 | High-temperature resistant pump and its cooling structure |
Non-Patent Citations (1)
| Title |
|---|
| 离心泵填料密封改为机械密封;淮慧梅;润滑与密封(第01期);81 * |
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