CN109488587B - High temperature molten salt pump heat insulation device - Google Patents
High temperature molten salt pump heat insulation device Download PDFInfo
- Publication number
- CN109488587B CN109488587B CN201811650095.6A CN201811650095A CN109488587B CN 109488587 B CN109488587 B CN 109488587B CN 201811650095 A CN201811650095 A CN 201811650095A CN 109488587 B CN109488587 B CN 109488587B
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- Prior art keywords
- vortex
- layer
- heat insulation
- baffle
- tooth
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- 238000009413 insulation Methods 0.000 title claims abstract description 57
- 150000003839 salts Chemical class 0.000 title claims abstract description 36
- 229920000742 Cotton Polymers 0.000 claims abstract description 48
- 239000000112 cooling gas Substances 0.000 claims abstract description 48
- 238000001125 extrusion Methods 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 5
- 239000000835 fiber Substances 0.000 claims abstract description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/02—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0096—Heating; Cooling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the field of high-temperature molten salt pumps, in particular to a heat insulation device of a high-temperature molten salt pump. The shell is internally provided with a cooling gas flow passage, the cooling gas flow passage comprises a vortex layer, an extrusion layer, a tooth-shaped flow passage and a heat insulation cotton layer, a vortex baffle and a vortex flow dividing plate are arranged in the vortex layer, heat insulation cotton is arranged in the heat insulation cotton layer, cooling gas can be divided when flowing into the vortex flow dividing plate, one part of the divided cooling gas flows into the tooth-shaped flow passage, and the other part of the divided cooling gas continuously flows into the next vortex flow dividing plate to be divided into a plurality of parts to enter the tooth-shaped flow passage, and the cooling gas distribution device is simple in structure, can fully utilize the pneumatic performance of the cooling gas, and can well distribute and control the cooling gas; meanwhile, the silicon carbide ceramic fiber heat insulation cotton is arranged, so that the temperature is isolated. The cooling gas can uniformly enter other structures, the cooling effect is uniform, the manufacturing is simple, the cost is low, the energy consumption is low, and the device is practical and efficient.
Description
Technical Field
The invention relates to the field of high-temperature molten salt pumps, in particular to a heat insulation device of a high-temperature molten salt pump.
Background
The high-temperature molten salt pump is a main power device for conveying high-temperature molten salt, the high-temperature molten salt pump conveys a high-temperature medium, the working temperature of the high-temperature molten salt pump is high (about 700 ℃), and the running condition of the high-temperature molten salt pump is extremely harsh. The conveying medium is in a high temperature state through heat transfer and heat radiation modes, and for some key structures and components, the operation performance of the pump is affected when the pump is operated under the high temperature condition for a long time, so that the key components need to be cooled by adopting effective cooling means.
Patent number: CN201721129289.2,2017-09-05, a novel high-efficiency fused salt pump bearing air cooling system; the novel efficient fused salt pump bearing air cooling system comprises a bearing heat transfer structure and an air cooling structure, wherein the bearing is mainly directly cooled, the effect is obvious, but the structure is complex; the high-temperature molten salt pump has high material requirements, and the structure increases the manufacturing cost of equipment.
The heat insulation device of the high-temperature molten salt pump in the prior art is generally a combination of a heat shield and a cooling system, wherein the gas flow is generally in and out of the heat shield, but the cooling gas is unevenly distributed in a straight-in and straight-out structure, the strong wind part is cooled, the weak wind part still has higher temperature, the structure is poor in cooling effect, and the purpose of efficiently cooling cannot be achieved.
Disclosure of Invention
The invention aims to solve the problem of providing the high-temperature molten salt pump heat insulation device, which indirectly controls the temperature of the periphery of a bearing and prevents the heat from being transmitted to a bearing part, thereby fundamentally solving the trouble caused by high temperature; simple structure, low manufacturing cost, obvious cooling effect, practicality and high efficiency.
In order to solve the problems, the heat insulation device of the high-temperature molten salt pump comprises a shell 1 and a cooling gas flow channel, wherein the shell 1 comprises a flange I, a shell, a flange II and an inner sleeve, the shell is arranged between the flange I and the flange II, the inner sleeve is arranged in the shell, the inner sleeve penetrates through the flange I and the flange II, a shaft of the high-temperature molten salt pump is connected in the inner sleeve, a bearing and a motor are connected to the outer side of the flange I, and a medium in contact with the outer side of the flange II is high-temperature molten salt. The shell is arranged between the high-temperature molten salt and the high-temperature molten salt pump bearing and the motor, the structure of the high-temperature molten salt pump bearing part is not required to be changed, the structure is simple, and the manufacturing cost is reduced.
Further, the cooling gas flow passage is arranged in the shell and comprises a vortex layer, an extrusion layer, a tooth-shaped flow passage and a heat insulation cotton layer, wherein the vortex layer is arranged on the inner side of the flange I, the heat insulation cotton layer is arranged on the inner side of the flange II, the extrusion layer is arranged between the vortex layer and the heat insulation cotton layer, the tooth-shaped flow passage is arranged on the outer side of the inner sleeve, and the tooth-shaped flow passage penetrates through the vortex layer, the extrusion layer and the heat insulation cotton layer. The cooling gas flows in the gas flow channel to reduce the temperatures of the shaft of the high-temperature molten salt pump, the bearing of the high-temperature molten salt pump and the motor.
Further, a vortex baffle is arranged in the vortex layer, the shape of the vortex baffle is spiral vortex, the outermost edge of the vortex baffle is connected with the inner side of the shell, and the inner edge of the vortex baffle is communicated with the tooth-shaped flow channel. The flow speed of the cooling gas is increased under the action of the vortex baffle plate, and the cooling effect is improved.
Furthermore, still be equipped with vortex flow distribution plate in the vortex layer, the vortex flow distribution plate is established at vortex baffle inner circle, vortex flow distribution plate shape is spiral vortex form too, vortex flow distribution plate one end profile of tooth runner intercommunication, vortex flow distribution plate is equipped with a plurality of, a plurality of vortex flow distribution plate circumference equipartitions. The cooling gas can be shunted when flowing to vortex flow dividing plate department, and a part of reposition of redundant personnel cooling gas flows into the profile of tooth runner, and another part reposition of redundant personnel cooling gas continues to flow next vortex flow dividing plate and shunts again, and finally cooling gas can divide into many copies and get into the profile of tooth runner, makes the cooling more even.
Furthermore, the vortex layer is also provided with an air inlet pipe, and the air inlet pipe penetrates through the shell. Cooling gas enters the vortex layer from the air inlet pipe.
Furthermore, the tooth-shaped runner is composed of a plurality of vertical plates, and the circumference of the vertical plates is uniformly distributed. The cooling gas flows among the plurality of vertical plates in the tooth-shaped flow channel, so that the cooling is further uniform.
Further, the extrusion layer comprises an air outlet pipe, a top plate, a baffle pipe, a baffle plate and a bottom plate, wherein the top plate is arranged between the vortex layer and the extrusion layer, and isolates the vortex layer from the extrusion layer; the baffle pipe is arranged between the tooth-shaped runner and the extrusion layer and isolates the tooth-shaped runner from the extrusion layer; the bottom plate is arranged between the extrusion layer and the heat insulation cotton layer, and the baffle is arranged between the bottom plate and the top plate; the bottom plate and the baffle are both provided with air vents, the air vents of the bottom plate are close to the shell, and the air vents of the baffle are close to the baffle pipe; the air outlet pipe is arranged between the top plate and the baffle plate and penetrates through the shell. The cooling gas can not directly enter the extrusion layer from the vortex layer or the tooth-shaped runner, but flows into the tooth-shaped runner from the vortex layer, flows into the heat insulation cotton layer from the tooth-shaped runner, flows into the extrusion layer from the heat insulation cotton layer, and flows in the extrusion layer in a direction-changing manner due to the effect of the baffle plate, so that the cooling effect is improved, and finally the cooling gas flows out of the shell from the air outlet pipe.
Further, the heat insulation cotton layer is internally provided with heat insulation cotton, and the heat insulation cotton is clung to the inner side of the flange II. The heat insulation effect is improved by the heat insulation cotton, and meanwhile, heat of the heat insulation cotton can be taken away by cooling gas flowing through the heat insulation cotton layer.
Further, the heat insulation cotton material is silicon carbide ceramic fiber.
Further, the gas flow conditions in the cooling gas flow passage are as follows: the cooling gas enters the vortex layer from the air inlet pipe, enters the tooth-shaped flow channel after being distributed in the vortex layer, enters the heat insulation cotton layer after flowing through the tooth-shaped flow channel, enters the extrusion layer after flowing through the heat insulation cotton layer, and flows out from the air inlet pipe of the extrusion layer.
The beneficial effects of the invention are as follows: the shell is internally provided with a cooling gas flow passage, the cooling gas flow passage comprises a vortex layer, an extrusion layer, a tooth-shaped flow passage and a heat insulation cotton layer, a vortex baffle and a vortex flow dividing plate are arranged in the vortex layer, heat insulation cotton is arranged in the heat insulation cotton layer, cooling gas can be divided when flowing to the vortex flow dividing plate, one part of the divided cooling gas flows into the tooth-shaped flow passage, and the other part of the divided cooling gas continuously flows to the next vortex flow dividing plate to be divided again, and finally the cooling gas can enter the tooth-shaped flow passage in multiple parts; meanwhile, the silicon carbide ceramic fiber heat insulation cotton is arranged, so that the temperature is isolated. The cooling gas can uniformly enter other structures, the cooling effect is uniform, the manufacturing is simple, the cost is low, the energy consumption is low, and the device is practical and efficient.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view B-B of FIG. 2 in accordance with the present invention;
FIG. 4 is a cross-sectional view of the C-C of FIG. 2 in accordance with the present invention;
fig. 5 is a cross-sectional view of an extrusion layer of the present invention.
In the figure: 1. the shell, 101, flange I, 102, shell, 103, flange II, 104, inner sleeve, 2, vortex layer, 201, air inlet pipe, 202, vortex baffle, 203, vortex splitter, 204, vortex layer bottom plate, 3, extrusion layer, 301, air outlet pipe, 302, top plate, 303, baffle, 304, baffle, 305, bottom plate, 306, vent, 4, tooth-shaped flow channel, 401, riser, 5, heat insulation cotton layer, 6, heat insulation cotton, 7, shaft, 8, cooling gas flow channel.
Detailed Description
As shown in fig. 1 and 2, a heat insulation device for a high-temperature molten salt pump in the invention comprises a shell 1, a shell 102, a flange II 103 and an inner sleeve 104, wherein the shell 102 is arranged between the flange I101 and the flange II 103, the inner sleeve 104 is arranged in the shell 102, the inner sleeve 104 penetrates through the flange I101 and the flange II 103, a shaft 7 of the high-temperature molten salt pump is connected in the inner sleeve 104, a bearing and a motor are connected to the outer side of the flange I101, high-temperature molten salt is arranged on the outer side of the flange II 103, and the high-temperature molten salt pump is arranged between the bearing and the motor of the high-temperature molten salt pump and the high-temperature molten salt.
As shown in fig. 2, a cooling gas flow passage 8 is arranged in the shell 1, and the cooling gas flow passage 8 consists of a vortex layer 2, an extrusion layer 3, a tooth-shaped flow passage 4 and a heat insulation cotton layer 5. The vortex layer 2 is arranged on the inner side of the flange I101, the extrusion layer 3 is arranged on the lower side of the vortex layer 2, the heat insulation cotton layer 5 is arranged on the lower side of the extrusion layer 3, the tooth-shaped flow channel 4 is arranged on the outer side of the inner sleeve 104, and the tooth-shaped flow channel 4 penetrates through the vortex layer 2, the extrusion layer 3 and the heat insulation cotton layer 5.
As shown in fig. 3, a vortex baffle 202 is provided in the vortex layer 2, the vortex baffle 202 is spiral, the outside of the vortex baffle 202 is connected with the inner side of the shell 102, and the inner edge of the vortex baffle 202 is communicated with the tooth-shaped flow channel 4. The vortex layer 2 in still be equipped with vortex flow distribution plate 203, vortex flow distribution plate 203 establishes at vortex baffle 202 inner circle, vortex flow distribution plate 203 shape is spiral vortex form too, vortex flow distribution plate 203 one end and profile of tooth runner 4 intercommunication, vortex flow distribution plate is equipped with 3, 3 vortex flow distribution plate circumference equipartitions. The vortex layer 2 is also provided with an air inlet pipe 201, and the air inlet pipe 201 penetrates through the shell 102. The swirl baffle 202 and 3 swirl baffles 203 equally divide the toothed flow channel 4 into 4 parts.
As shown in fig. 3 and 4, the tooth-shaped runner 4 is composed of 20 vertical plates, and the 20 vertical plates are uniformly distributed.
As shown in fig. 2 and 5, the extrusion layer 3 includes an air outlet pipe 301, a top plate 302, a baffle 303, a baffle 304 and a bottom plate 305, wherein the top plate 302 is disposed between the scroll layer 2 and the extrusion layer 3, and the top plate 302 isolates the scroll layer 2 from the extrusion layer 3; a baffle tube 303 is arranged between the tooth-shaped runner 4 and the extrusion layer 3, and the baffle tube 303 isolates the tooth-shaped runner 4 from the extrusion layer 2; the bottom plate 305 is arranged between the extrusion layer 3 and the heat insulation cotton layer 5, and the baffle 304 is arranged between the bottom plate 305 and the top plate 302; the bottom plate 305 and the baffle 304 are respectively provided with an air vent 306, the air vent 306 of the bottom plate 305 is close to the shell, and the air vent 306 of the baffle 304 is close to the baffle pipe 303; the air outlet pipe 301 is disposed between the top plate 302 and the baffle 304, the air outlet pipe 301 penetrates the housing 102, and the air outlet pipe 301 is disposed opposite to the air inlet pipe 201.
As shown in fig. 2, the heat insulation cotton layer 5 is internally provided with heat insulation cotton 6, the heat insulation cotton 6 is clung to the inner side of the flange II 103, and the heat insulation cotton 5 is made of silicon carbide ceramic fiber.
Cooling gas in the cooling gas flow passage 8 enters the vortex layer 2 from the air inlet pipe 201; the cooling gas flows in an accelerating way under the action of the vortex baffle 202, and 4 parts of cooling gas enter the tooth-shaped flow channel 4 under the action of the vortex baffle 202 and the vortex splitter plate 203, and 4 parts of cooling gas cannot be collected in the tooth-shaped flow channel 4 because the tooth-shaped flow channel 4 consists of 20 vertical plates; the cooling gas flows through the tooth-shaped flow channel 4 and then enters the heat insulation cotton layer 5, and the cooling gas in the heat insulation cotton layer 5 cools the heat insulation cotton 6; the cooling gas flows into the extrusion layer 3 through the air vents 306 of the bottom plate 305, the cooling gas can flow in the extrusion layer 3 in a direction changing way due to the effect of the baffle plate 304, and finally the cooling gas flows out of the extrusion layer from the air outlet pipe 301, so that the cooling process is completed.
Claims (4)
1. The utility model provides a high temperature molten salt pump heat insulating device which characterized in that: the cooling device comprises a shell (1) and a cooling gas flow passage (8), wherein the shell (1) comprises a flange I (101), a shell (102), a flange II (103) and an inner sleeve (104), the shell (102) is arranged between the flange I (101) and the flange II (103), the inner sleeve (104) is arranged in the shell (102), the inner sleeve (104) penetrates through the flange I (101) and the flange II (103), a shaft (7) of a high-temperature molten salt pump is connected in the inner sleeve (104), a bearing and a motor are connected to the outer side of the flange I (101), and a medium in contact with the outer side of the flange II (103) is high-temperature molten salt;
the cooling air flow passage (8) is arranged in the shell (1), the cooling air flow passage (8) comprises a vortex layer (2), an extrusion layer (3), a tooth-shaped flow passage (4) and a heat insulation cotton layer (5), the vortex layer (2) is arranged on the inner side of the flange I (101), the heat insulation cotton layer (5) is arranged on the inner side of the flange II (103), the extrusion layer (3) is arranged between the vortex layer (2) and the heat insulation cotton layer (5), the tooth-shaped flow passage (4) is arranged on the outer side of the inner sleeve (104), the tooth-shaped flow passage (4) penetrates through the vortex layer (2), and the extrusion layer (3) and the heat insulation cotton layer (5);
a vortex baffle (202) is arranged in the vortex layer (2), the shape of the vortex baffle (202) is spiral vortex, the outer edge of the vortex baffle (202) is connected with the inner side of the shell (102) of the shell (1), and the inner edge of the vortex baffle (202) is communicated with the tooth-shaped flow channel (4);
the vortex flow dividing plate (203) is arranged in the vortex layer (2), the vortex flow dividing plate (203) is arranged on the inner ring of the vortex baffle (202), the shape of the vortex flow dividing plate (203) is also spiral vortex, one end of the vortex flow dividing plate (203) is communicated with the tooth-shaped flow channel (4), a plurality of vortex flow dividing plates (203) are arranged, and the circumferences of the vortex flow dividing plates (203) are uniformly distributed;
the vortex layer (2) is also provided with an air inlet pipe (201), and the air inlet pipe (201) penetrates through the shell (102);
the tooth-shaped runner (4) consists of a plurality of vertical plates (401), and the circumference of the vertical plates (401) is uniformly distributed;
the extrusion layer (3) comprises an air outlet pipe (301), a top plate (302), a baffle pipe (303), a baffle plate (304) and a bottom plate (305), wherein the top plate (302) is arranged between the vortex layer (2) and the extrusion layer (3), and the top plate (302) isolates the vortex layer (2) from the extrusion layer (3); the baffle pipe (303) is arranged between the tooth-shaped flow channel (4) and the extrusion layer (3), and the baffle pipe (303) isolates the tooth-shaped flow channel (4) from the extrusion layer (3); the bottom plate (305) is arranged between the extrusion layer (3) and the heat insulation cotton layer (5), and the baffle plate (304) is arranged between the bottom plate (305) and the top plate (302); the bottom plate (305) and the baffle plate (304) are respectively provided with an air vent (306), the air vent (306) of the bottom plate (305) is close to the shell (102), and the air vent (306) of the baffle plate (304) is close to the baffle pipe (303); the air outlet pipe (301) is arranged between the top plate (302) and the baffle (304), and the air outlet pipe (301) penetrates through the shell (102).
2. The high temperature molten salt pump heat shield apparatus as set forth in claim 1, wherein: the heat insulation cotton layer (5) is internally provided with heat insulation cotton (6), and the heat insulation cotton (6) is tightly attached to the inner side of the flange II (103).
3. The high temperature molten salt pump heat shield apparatus as set forth in claim 2, wherein: the heat insulation cotton (6) is made of silicon carbide ceramic fiber.
4. The high temperature molten salt pump heat shield apparatus as set forth in claim 1, wherein: the cooling gas in the cooling gas flow passage (8) enters the vortex layer (2) from the air inlet pipe (201), enters the tooth-shaped flow passage (4) after flowing through the vortex layer (2), enters the heat insulation cotton layer (5) after flowing through the tooth-shaped flow passage (4), enters the extrusion layer (3) after flowing through the heat insulation cotton layer (5), and flows out from the air inlet pipe (201) of the extrusion layer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811650095.6A CN109488587B (en) | 2018-12-31 | 2018-12-31 | High temperature molten salt pump heat insulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811650095.6A CN109488587B (en) | 2018-12-31 | 2018-12-31 | High temperature molten salt pump heat insulation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109488587A CN109488587A (en) | 2019-03-19 |
| CN109488587B true CN109488587B (en) | 2024-04-12 |
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ID=65713652
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811650095.6A Active CN109488587B (en) | 2018-12-31 | 2018-12-31 | High temperature molten salt pump heat insulation device |
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| Country | Link |
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| CN (1) | CN109488587B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455094B (en) * | 2019-07-18 | 2021-08-03 | 派罗特克（广西南宁）高温材料有限公司 | Molten metal stirring mechanism with flow guide heat dissipation ring |
| CN111219885A (en) * | 2020-01-19 | 2020-06-02 | 侯中泽 | Fluid piston heat source pump |
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| CN102032722A (en) * | 2010-12-20 | 2011-04-27 | 浙江兰通空调设备有限公司 | Vortex parallel flow countercurrent evaporator for automotive air conditioner |
| CN102937090A (en) * | 2012-12-03 | 2013-02-20 | 中国科学院上海应用物理研究所 | Thermal shielding device of high-temperature medium pump |
| CN105134661A (en) * | 2015-09-29 | 2015-12-09 | 广东威灵电机制造有限公司 | Heating diversion mechanism |
| CN105545819A (en) * | 2015-12-11 | 2016-05-04 | 中国科学院合肥物质科学研究院 | Combined thermal shielding structure for vertical pump for conveying high-temperature medium |
| CN108167195A (en) * | 2017-12-27 | 2018-06-15 | 中国科学院上海应用物理研究所 | A kind of superelevation temperature molten salt shaft seal pump |
| CN108626175A (en) * | 2018-03-06 | 2018-10-09 | 江苏大学 | A kind of double heat-insulated heat shield systems for high-temperature pump |
| CN209278112U (en) * | 2018-12-31 | 2019-08-20 | 兰州兰泵有限公司 | A kind of high-temperature melting salt pump heat-proof device |
-
2018
- 2018-12-31 CN CN201811650095.6A patent/CN109488587B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0842481A (en) * | 1994-07-29 | 1996-02-13 | Mitsubishi Heavy Ind Ltd | Pump for high temperature liquid |
| CN1102470A (en) * | 1994-08-30 | 1995-05-10 | 聂森 | Eddy dust-removing heat exchange method and device |
| CN102032722A (en) * | 2010-12-20 | 2011-04-27 | 浙江兰通空调设备有限公司 | Vortex parallel flow countercurrent evaporator for automotive air conditioner |
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| CN109488587A (en) | 2019-03-19 |
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