CN107490310A - A kind of method of low cost extraction dyeing waste water heat - Google Patents
A kind of method of low cost extraction dyeing waste water heat Download PDFInfo
- Publication number
- CN107490310A CN107490310A CN201710624730.2A CN201710624730A CN107490310A CN 107490310 A CN107490310 A CN 107490310A CN 201710624730 A CN201710624730 A CN 201710624730A CN 107490310 A CN107490310 A CN 107490310A
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- Prior art keywords
- heat
- waste water
- dyeing waste
- heat exchanger
- cold fluid
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/0066—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
- F28D7/0083—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids with units having particular arrangement relative to a supplementary heat exchange medium, e.g. with interleaved units or with adjacent units arranged in common flow of supplementary heat exchange medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
- F28D7/082—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag with serpentine or zig-zag configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/18—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflecting; by surface treatment, e.g. polishing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2245/00—Coatings; Surface treatments
- F28F2245/06—Coatings; Surface treatments having particular radiating, reflecting or absorbing features, e.g. for improving heat transfer by radiation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a kind of method of low cost extraction dyeing waste water heat, specifically comprise the following steps：S1. the structure of heat exchanger and connection：Heat exchanger includes body, the bottom of the pipe both sides are provided with bearing, hot fluid pipe is provided with the body, the hot fluid pipe bottom is provided with deflection plate, the inlet and outlet of the hot fluid pipe are distributed in body both ends, the inwall of the body is provided with heat exchanger tube, and the heat exchanger tube is in U-typed structure, and cold fluid hose is provided with inside the hot fluid pipe.The present invention is electroplate with one layer of heat-absorbing material coating on the inside and outside wall of cold fluid hose, its heat absorption is than α up to 0.88~0.96, heat emission than ε be 0.08~0.15, α/ε close to 6~12, its absorbent properties is preferable, and coating layer thickness is relatively thin, 300 DEG C can long-term stable operations, in addition, also having preferable weatherability and corrosion resistance, there is good conduction to the heat in printing and dyeing water, ensure that heat absorption maximizes.
Description
Technical field
The present invention relates to technical field of energy recovery, more particularly to a kind of method of low cost extraction dyeing waste water heat.
Background technology
Dyeing waste water is the waste water of printing and dyeing mill's discharge based on processing cotton, fiber crops, chemical fibre and its blending product.Printing and dyeing are useless
Water water is larger, per 1 ton of dyeing and printing process, 100~200 tons of textile water consumption, wherein 80~90% turn into waste water.Textile printing and dyeing is given up
Water has the characteristics that water is big, organic pollution content is high, alkalescence is big, change of water quality is big, belongs to one of intractable industrial wastewater,
Contain dyestuff, slurry, auxiliary agent, finish, soda acid, fiber impurity, sand class material, inorganic salts etc. in waste water.
Existing dyeing waste water directly discharges mostly, and the temperature of dyeing waste water typically can reach 50-80 DEG C, and heat energy is made
Wasted into a large amount of, the Chinese patent of Application No. 201510462269.6, disclose a kind of low cost extraction dyeing waste water heat
Method, comprise the following steps：(1) superconductor is sprayed using whirlwind in the heat-exchange tube madial wall of heat exchanger, forms one
Layer superconducting material；(2) dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water.This
The method of invention sprays one layer of superconductor by the heat-exchange tube madial wall in heat exchanger using whirlwind, can greatly improve
The heat exchanger effectiveness of dyeing waste water, energy-conserving and environment-protective are applied widely, are adapted to be widely popularized and apply, its social benefit and economy
Remarkable benefit, but heat exchanger species is in the majority, to for other kinds of heat exchanger, endothermic effect is not very yet
It is good.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is a kind of method for proposing that low cost extracts dyeing waste water heat, and one is electroplate with the inside and outside wall of cold fluid hose
Layer heat-absorbing material coating, its heat absorption than α up to 0.88~0.96, heat emission than ε be 0.08~0.15, α/ε close to 6~
12, its absorbent properties is preferable, and coating layer thickness is relatively thin, in 300 DEG C of energy long-term stable operations, in addition, also having preferably weather-proof
Property and corrosion resistance, have a good conduction to the heat in printing and dyeing water, ensure that heat absorption maximizes.
A kind of method of low cost extraction dyeing waste water heat according to embodiments of the present invention, specifically comprises the following steps：
S1. the structure of heat exchanger and connection：Heat exchanger includes body, and the bottom of the pipe both sides are provided with bearing, institute
State in body and be provided with hot fluid pipe, the hot fluid pipe bottom is provided with deflection plate, and the inlet and outlet of the hot fluid pipe are distributed in pipe
Body both ends, the inwall of the body are provided with heat exchanger tube, and the heat exchanger tube is in U-typed structure, are provided with inside the hot fluid pipe
Cold fluid hose, the cold fluid hose helically structure, the entrance end of the cold fluid hose is located at body upper end both sides, described to change
Heat pipe is in contact with the entrance end of cold fluid hose, and hot fluid pipe connection dyeing waste water, cold fluid hose connects hot water to be added；
S2. heat-absorbing material layer：One layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose, forms heat-absorbing material coating；
S3. heat recovery：Dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water
Amount.
In some embodiments of the invention, the thickness of the heat-absorbing material coating is 20-50 μm.
In other embodiments of the present invention, the heat-absorbing material coating is black chrome coating, black nickel coating, the painting of black cobalt
Layer, steel anodized coating in one kind.
In other embodiments of the present invention, in the S2, one layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose
After coating, it is being sintered, sintering temperature is 500-600 DEG C, sintering time 12-16h.
In other embodiments of the present invention, in the S3, the water that heat is absorbed in cold fluid hose is used to wash cloth.
The present invention other embodiments in, in S1, described hot fluid pipe, cold fluid hose both ends with it is external
Pipe flange connects.
In other embodiments of the present invention, in S1, the bearing is provided with fixing threaded hole.
In other embodiments of the present invention, in S1, the angle that the deflection plate is formed with horizontal line is 50-
80°。
Compared with prior art, in the present invention：
1st, hot fluid pipe and cold fluid hose are provided with body, cold fluid hose is located inside hot fluid pipe, and its entrance end is equal
It is mutually perpendicular to, and water (flow) direction, on the contrary, heat exchanger tube is located on inboard wall of tube body, heat exchanger tube connects with the entrance end of cold fluid hose
Touch, deflection plate can stop the flow velocity of printing and dyeing current, fully can be contacted with each other with cold fluid hose；Heat exchanger tube and cold fluid hose
Tube wall can absorb the heat in printing and dyeing water, ensure the recovery of printing and dyeing hydro-thermal amount in hot fluid pipe；
2nd, one layer of heat-absorbing material coating is electroplate with the inside and outside wall of cold fluid hose, its heat absorption than α up to 0.88~
0.96, heat emission than ε be 0.08~0.15, α/ε close to 6~12, its absorbent properties is preferable, and coating layer thickness is relatively thin, at 300 DEG C
Energy long-term stable operation, in addition, also having preferable weatherability and corrosion resistance, there is good conduction to the heat in printing and dyeing water
Effect, ensure that heat absorption maximizes.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation of heat exchanger in a kind of inexpensive method for extracting dyeing waste water heat proposed by the present invention
Figure.
Fig. 2 is ing heat exchanger heat exchanger tubes in a kind of inexpensive method for extracting dyeing waste water heat proposed by the present invention
Structural representation.
In figure：1 body, 2 hot fluid pipes, 3 cold fluid hoses, 4 bearings, 5 deflection plates, 6 heat exchanger tubes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
Embodiment 1
Reference picture 1-2, a kind of method of low cost extraction dyeing waste water heat, specifically comprises the following steps：
S1. the structure of heat exchanger and connection：Heat exchanger includes body 1, and the lower end both sides of body 1 are provided with bearing 4, body
Hot fluid pipe 2 is provided with 1, the bottom of hot fluid pipe 2 is provided with deflection plate 5, and the inlet and outlet of hot fluid pipe 2 are distributed in the both ends of body 1, pipe
The inwall of body 1 is provided with heat exchanger tube 6, and heat exchanger tube 6 is in U-typed structure, and the inside of hot fluid pipe 2 is provided with cold fluid hose 3, cold fluid hose
3 helically structures, the entrance end of cold fluid hose 3 are located at the upper end both sides of body 1, heat exchanger tube 6 and the entrance end of cold fluid hose 3
It is in contact, hot fluid pipe 2 connects dyeing waste water, and cold fluid hose 3 connects hot water to be added；
S2. heat-absorbing material layer：One layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose, forms heat-absorbing material coating；
S3. heat recovery：Dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water
Amount.
The thickness of heat-absorbing material coating is 20 μm；
Heat-absorbing material coating is black chrome coating；
In S2, after electroplating one layer of heat-absorbing material coating on the inside and outside wall of cold fluid hose, it is being sintered, sintering temperature is
500 DEG C, sintering time 12h；
In S1, deflection plate is 50 ° with the angle that horizontal line is formed；
The water that heat is absorbed in cold fluid hose is used to wash cloth.
Embodiment 2
Reference picture 1-2, a kind of method of low cost extraction dyeing waste water heat, specifically comprises the following steps：
S1. the structure of heat exchanger and connection：Heat exchanger includes body 1, and the lower end both sides of body 1 are provided with bearing 4, body
Hot fluid pipe 2 is provided with 1, the bottom of hot fluid pipe 2 is provided with deflection plate 5, and the inlet and outlet of hot fluid pipe 2 are distributed in the both ends of body 1, pipe
The inwall of body 1 is provided with heat exchanger tube 6, and heat exchanger tube 6 is in U-typed structure, and the inside of hot fluid pipe 2 is provided with cold fluid hose 3, cold fluid hose
3 helically structures, the entrance end of cold fluid hose 3 are located at the upper end both sides of body 1, heat exchanger tube 6 and the entrance end of cold fluid hose 3
It is in contact, hot fluid pipe 2 connects dyeing waste water, and cold fluid hose 3 connects hot water to be added；
S2. heat-absorbing material layer：One layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose, forms heat-absorbing material coating；
S3. heat recovery：Dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water
Amount.
The thickness of heat-absorbing material coating is 30 μm；
Heat-absorbing material coating is black nickel coating；
In S2, after electroplating one layer of heat-absorbing material coating on the inside and outside wall of cold fluid hose, it is being sintered, sintering temperature is
550 DEG C, sintering time 13h；
In S1, deflection plate is 55 ° with the angle that horizontal line is formed；
The water that heat is absorbed in cold fluid hose is used to wash cloth.
Embodiment 3
Reference picture 1-2, a kind of method of low cost extraction dyeing waste water heat, specifically comprises the following steps：
S1. the structure of heat exchanger and connection：Heat exchanger includes body 1, and the lower end both sides of body 1 are provided with bearing 4, body
Hot fluid pipe 2 is provided with 1, the bottom of hot fluid pipe 2 is provided with deflection plate 5, and the inlet and outlet of hot fluid pipe 2 are distributed in the both ends of body 1, pipe
The inwall of body 1 is provided with heat exchanger tube 6, and heat exchanger tube 6 is in U-typed structure, and the inside of hot fluid pipe 2 is provided with cold fluid hose 3, cold fluid hose
3 helically structures, the entrance end of cold fluid hose 3 are located at the upper end both sides of body 1, heat exchanger tube 6 and the entrance end of cold fluid hose 3
It is in contact, hot fluid pipe 2 connects dyeing waste water, and cold fluid hose 3 connects hot water to be added；
S2. heat-absorbing material layer：One layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose, forms heat-absorbing material coating；
S3. heat recovery：Dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water
Amount.
The thickness of heat-absorbing material coating is 40 μm；
Heat-absorbing material coating is black cobalt coating；
In S2, after electroplating one layer of heat-absorbing material coating on the inside and outside wall of cold fluid hose, it is being sintered, sintering temperature is
550 DEG C, sintering time 14h；
In S1, deflection plate is 60 ° with the angle that horizontal line is formed；
The water that heat is absorbed in cold fluid hose is used to wash cloth.
Embodiment 4
Reference picture 1-2, a kind of method of low cost extraction dyeing waste water heat, specifically comprises the following steps：
S1. the structure of heat exchanger and connection：Heat exchanger includes body 1, and the lower end both sides of body 1 are provided with bearing 4, body
Hot fluid pipe 2 is provided with 1, the bottom of hot fluid pipe 2 is provided with deflection plate 5, and the inlet and outlet of hot fluid pipe 2 are distributed in the both ends of body 1, pipe
The inwall of body 1 is provided with heat exchanger tube 6, and heat exchanger tube 6 is in U-typed structure, and the inside of hot fluid pipe 2 is provided with cold fluid hose 3, cold fluid hose
3 helically structures, the entrance end of cold fluid hose 3 are located at the upper end both sides of body 1, heat exchanger tube 6 and the entrance end of cold fluid hose 3
It is in contact, hot fluid pipe 2 connects dyeing waste water, and cold fluid hose 3 connects hot water to be added；
S2. heat-absorbing material layer：One layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose, forms heat-absorbing material coating；
S3. heat recovery：Dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water
Amount.
The thickness of heat-absorbing material coating is 45 μm；
Heat-absorbing material coating is the anodized coating of steel；
In S2, after electroplating one layer of heat-absorbing material coating on the inside and outside wall of cold fluid hose, it is being sintered, sintering temperature is
180 DEG C, sintering time 15h；
In S1, deflection plate is 70 ° with the angle that horizontal line is formed；
The water that heat is absorbed in cold fluid hose is used to wash cloth.
Embodiment 5
Reference picture 1-2, a kind of method of low cost extraction dyeing waste water heat, specifically comprises the following steps：
S1. the structure of heat exchanger and connection：Heat exchanger includes body 1, and the lower end both sides of body 1 are provided with bearing 4, body
Hot fluid pipe 2 is provided with 1, the bottom of hot fluid pipe 2 is provided with deflection plate 5, and the inlet and outlet of hot fluid pipe 2 are distributed in the both ends of body 1, pipe
The inwall of body 1 is provided with heat exchanger tube 6, and heat exchanger tube 6 is in U-typed structure, and the inside of hot fluid pipe 2 is provided with cold fluid hose 3, cold fluid hose
3 helically structures, the entrance end of cold fluid hose 3 are located at the upper end both sides of body 1, heat exchanger tube 6 and the entrance end of cold fluid hose 3
It is in contact, hot fluid pipe 2 connects dyeing waste water, and cold fluid hose 3 connects hot water to be added；
S2. heat-absorbing material layer：One layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose, forms heat-absorbing material coating；
S3. heat recovery：Dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water
Amount.
The thickness of heat-absorbing material coating is 50 μm；
Heat-absorbing material coating is black chrome coating；
In S2, after electroplating one layer of heat-absorbing material coating on the inside and outside wall of cold fluid hose, it is being sintered, sintering temperature is
600 DEG C, sintering time 16h；
In S1, deflection plate is 80 ° with the angle that horizontal line is formed；
The water that heat is absorbed in cold fluid hose is used to wash cloth.
Experiment contrast example 1
Table 1, cold flow body Inlet and outlet water temperature change (20 DEG C of room temperature)
Can be drawn by upper table, the conversion ratio in the heat exchanger reaches more than 60%, and the cost of the heat exchanger compared with
It is low, laid a good foundation for the recovery of dyeing waste water heat.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
- A kind of 1. method of low cost extraction dyeing waste water heat, it is characterised in that specifically comprise the following steps：S1. the structure of heat exchanger and connection：Heat exchanger includes body, and the bottom of the pipe both sides are provided with bearing, the pipe Hot fluid pipe is provided with vivo, the hot fluid pipe bottom is provided with deflection plate, and the inlet and outlet of the hot fluid pipe are distributed in body two End, the inwall of the body are provided with heat exchanger tube, and the heat exchanger tube is in U-typed structure, and cold flow is provided with inside the hot fluid pipe Body pipe, helically structure, the entrance end of the cold fluid hose are located at body upper end both sides, the heat exchanger tube to the cold fluid hose It is in contact with the entrance end of cold fluid hose, hot fluid pipe connection dyeing waste water, cold fluid hose connects hot water to be added；S2. heat-absorbing material layer：One layer of heat-absorbing material is electroplated on the inside and outside wall of cold fluid hose, forms heat-absorbing material coating；S3. heat recovery：Dyeing waste water is subjected to heat exchange process through above-mentioned heat exchanger, extracts the heat of dyeing waste water.
- A kind of 2. method of low cost extraction dyeing waste water heat according to claim 1, it is characterised in that：The heat absorption The thickness of material coating is 20-50 μm.
- A kind of 3. method of low cost extraction dyeing waste water heat according to claim 1, it is characterised in that：The heat absorption Material coating is one kind in the anodized coating of black chrome coating, black nickel coating, black cobalt coating, steel.
- A kind of 4. method of low cost extraction dyeing waste water heat according to claim 1, it is characterised in that：The S2 In, after electroplating one layer of heat-absorbing material coating on the inside and outside wall of cold fluid hose, it is being sintered, sintering temperature is 500-600 DEG C, is burnt Tie time 12-16h.
- A kind of 5. method of low cost extraction dyeing waste water heat according to claim 1, it is characterised in that：The S3 In, the water that heat is absorbed in cold fluid hose is used to wash cloth.
- A kind of 6. method of low cost extraction dyeing waste water heat according to claim 1, it is characterised in that：In S1, Described hot fluid pipe, the both ends of cold fluid hose are connected with external pipe flange.
- A kind of 7. method of low cost extraction dyeing waste water heat according to claim 1, it is characterised in that：In S1, The bearing is provided with fixing threaded hole.
- A kind of 8. method of low cost extraction dyeing waste water heat according to claim 1, it is characterised in that：In S1, The deflection plate is 50-80 ° with the angle that horizontal line is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710624730.2A CN107490310A (en) | 2017-07-27 | 2017-07-27 | A kind of method of low cost extraction dyeing waste water heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710624730.2A CN107490310A (en) | 2017-07-27 | 2017-07-27 | A kind of method of low cost extraction dyeing waste water heat |
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| CN107490310A true CN107490310A (en) | 2017-12-19 |
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| CN201710624730.2A Pending CN107490310A (en) | 2017-07-27 | 2017-07-27 | A kind of method of low cost extraction dyeing waste water heat |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017719A (en) * | 2019-03-07 | 2019-07-16 | 安溪坤祁德机械科技有限公司 | Temperature waste water high-efficiency recuperation of heat unit |
| CN112146471A (en) * | 2020-09-29 | 2020-12-29 | 扬中申扬换热设备有限公司 | Square shell-and-tube heat exchanger |
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| CN201003918Y (en) * | 2007-02-06 | 2008-01-09 | 辽宁工程技术大学 | Shell heat exchanger of full reverse stroke spiral flow pipe of spiral pipe |
| CN204963614U (en) * | 2015-10-05 | 2016-01-13 | 中国石油大学(华东) | Small -size simple and easy quick shell and tube type heat exchanger |
| CN205209294U (en) * | 2015-12-23 | 2016-05-04 | 黑龙江兴和生物科技有限公司 | Powdered egg cooling tank |
| CN205940218U (en) * | 2016-08-11 | 2017-02-08 | 马桂香 | Heat exchanger for chemical industry |
| CN206337745U (en) * | 2016-08-31 | 2017-07-18 | 衢州市衢江区莲花建材有限公司 | A kind of solar energy heat absorbing brick and tile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201003918Y (en) * | 2007-02-06 | 2008-01-09 | 辽宁工程技术大学 | Shell heat exchanger of full reverse stroke spiral flow pipe of spiral pipe |
| CN204963614U (en) * | 2015-10-05 | 2016-01-13 | 中国石油大学(华东) | Small -size simple and easy quick shell and tube type heat exchanger |
| CN205209294U (en) * | 2015-12-23 | 2016-05-04 | 黑龙江兴和生物科技有限公司 | Powdered egg cooling tank |
| CN205940218U (en) * | 2016-08-11 | 2017-02-08 | 马桂香 | Heat exchanger for chemical industry |
| CN206337745U (en) * | 2016-08-31 | 2017-07-18 | 衢州市衢江区莲花建材有限公司 | A kind of solar energy heat absorbing brick and tile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017719A (en) * | 2019-03-07 | 2019-07-16 | 安溪坤祁德机械科技有限公司 | Temperature waste water high-efficiency recuperation of heat unit |
| CN110017719B (en) * | 2019-03-07 | 2021-03-02 | 太仓市昊博技术服务有限公司 | High-efficient heat recovery unit of temperature waste water |
| CN112146471A (en) * | 2020-09-29 | 2020-12-29 | 扬中申扬换热设备有限公司 | Square shell-and-tube heat exchanger |
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Application publication date: 20171219 |
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