CN221055593U - Outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery - Google Patents
Outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery Download PDFInfo
- Publication number
- CN221055593U CN221055593U CN202322625901.7U CN202322625901U CN221055593U CN 221055593 U CN221055593 U CN 221055593U CN 202322625901 U CN202322625901 U CN 202322625901U CN 221055593 U CN221055593 U CN 221055593U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- fresh air
- temperature
- carbon fiber
- heat exchange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 25
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 25
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000002918 waste heat Substances 0.000 title claims abstract description 17
- 238000011084 recovery Methods 0.000 title claims description 10
- 238000012423 maintenance Methods 0.000 claims abstract description 21
- 241000282326 Felis catus Species 0.000 claims abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 46
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 30
- 239000003546 flue gas Substances 0.000 claims description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims description 23
- 238000005192 partition Methods 0.000 claims description 9
- 239000004071 soot Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 10
- 230000032683 aging Effects 0.000 abstract description 4
- 239000003973 paint Substances 0.000 abstract description 4
- 230000003760 hair shine Effects 0.000 abstract description 2
- 239000002912 waste gas Substances 0.000 description 15
- 239000000428 dust Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000779 smoke Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000003763 carbonization Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000007380 fibre production Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses an outdoor vertical high-temperature heat exchanger for recovering carbon fiber waste heat, and aims to solve the problem that the vertical high-temperature heat exchanger is inconvenient to install due to limited hanging height of a factory building when the vertical high-temperature heat exchanger is installed in the factory building in the prior art. The utility model solves the technical problems by the following technical proposal: comprising the following steps: the heat exchanger comprises a heat exchanger body which is vertically arranged, wherein a supporting base is arranged at the bottom of the heat exchanger body, and an overhaul platform is arranged on the side wall of the heat exchanger; the top of maintenance platform is provided with the canopy that keeps off, and the vertical cat ladder that is provided with of lateral wall of heat exchanger and connects ground and maintenance platform. The device is provided with maintenance platform, access door, solves the maintenance of high maintenance difficulty, and this device is provided with the weather shed, and outer finish uses weather paint to prevent the ageing problem that the ultraviolet shines for a long time, is applicable to the outdoor installation of high temperature heat exchanger and uses.
Description
Technical Field
The utility model relates to the technical field of heat exchangers, in particular to an outdoor vertical high-temperature heat exchanger for recovering waste heat of carbon fibers.
Background
Carbon Fiber (CF) is a novel fiber material of high strength and high modulus fiber with carbon content more than 95%. The polyacrylonitrile is prepared by a plurality of working procedures such as sizing, oxidation, low-temperature carbonization, high-temperature carbonization and the like. Carbon fiber is "soft outside and rigid inside", and is lighter in mass than metal aluminum, but higher in strength than steel, and has the characteristics of corrosion resistance and high modulus. It not only has the inherent intrinsic characteristics of carbon materials, but also has the soft processability of textile fibers, and is a new generation of reinforcing fibers. The carbon fiber has many excellent performances, high axial strength and modulus, low density, high specific performance, no creep deformation, ultrahigh temperature resistance under non-oxidation environment, good fatigue resistance, specific heat and conductivity between nonmetal and metal, small thermal expansion coefficient, anisotropy, good corrosion resistance and good X-ray permeability. Good electric and heat conductivity, good electromagnetic shielding performance, etc.
In the carbonization process of carbon fiber production, the waste gas from the carbonization furnace directly enters a direct-fired incinerator (TO) treatment system through a pipeline, and the waste gas is directly led into a combustion chamber without preheating. In the combustion chamber of the incinerator, waste gas is combusted, and waste gas after TO treatment is recycled by a high-temperature heat exchanger. With the development of carbon fiber production technology, larger tows and carbon fiber production lines with wider breadth are put into production, the amount of waste gas generated in the production process is more, more heat is generated for recycling, the heat exchange amount of the corresponding high-temperature heat exchanger is also larger, the appearance volume is also larger, the high-temperature heat exchanger for recycling the waste heat of the carbon fiber is of a horizontal installation structure, the waste gas enters and exits from left and right waste gas ports, the horizontal structure occupies large factory building space, and the space utilization rate is low. In order to improve the space utilization, the heat exchanger is arranged into a vertical installation structure, so that the space utilization is improved, but due to the high vertical structure, the lifting in a factory building cannot meet the lifting installation of the high-temperature heat exchanger, so that the installation is inconvenient. Therefore, a high-temperature heat exchanger with large heat exchange amount, high heat exchange efficiency and small space occupation is needed to be applied outdoors.
Disclosure of utility model
The outdoor vertical high-temperature heat exchanger for recovering the carbon fiber waste heat is provided with a rain shed and an overhaul platform, so that the outdoor vertical high-temperature heat exchanger can be suitable for outdoor installation and use.
In order to solve the technical problems, the utility model adopts the following technical scheme: an outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery, comprising: the heat exchanger comprises a heat exchanger body which is vertically arranged, wherein a supporting base is arranged at the bottom of the heat exchanger body, and an overhaul platform is arranged on the side wall of the heat exchanger; the top of maintenance platform is provided with the canopy that keeps off, and the vertical cat ladder that is provided with of lateral wall of heat exchanger and connects ground and maintenance platform.
The device is provided with maintenance platform, access door, solves the maintenance of high maintenance difficulty, and this device is provided with the weather shed, and outer finish uses weather paint to prevent the ageing problem that the ultraviolet shines for a long time, is applicable to the outdoor installation of high temperature heat exchanger and uses.
Preferably, the overhaul platform comprises a first overhaul platform and a second overhaul platform which are sequentially arranged from bottom to top, and a first overhaul door and a second overhaul door which are sequentially arranged from bottom to top are arranged on the side wall of the heat exchanger body; the first access door corresponds to the first access platform, the second access door corresponds to the second access cover platform, and the cat ladder is connected with the first access platform and the second access platform.
The overhaul platform enables equipment in the fresh air inlet area and the fresh air outlet area to be overhauled conveniently.
Preferably, the bottom end of the heat exchanger body is provided with a high-temperature flue gas outlet, and the top end of the heat exchanger body is provided with a high-temperature flue gas inlet; the side wall of the heat exchanger is provided with a fresh air inlet and a fresh air outlet from bottom to top.
The high-temperature waste gas at 920 ℃ flows out of the heat exchanger body from the high-temperature flue gas outlet after heat exchange between the high-temperature gas and the fresh air heat exchange pipe; fresh air enters the fresh air heat exchange tube bundle from the fresh air inlet, and flows out from the fresh air outlet after heat exchange is carried out on the fresh air in the fresh air heat exchange tube bundle through the heat exchange tubes, and the flowing direction of the fresh air in the fresh air heat exchange tube bundle is opposite to the flowing direction of high-temperature flue gas in the heat exchanger body, so that the heat exchange efficiency of the fresh air and the high-temperature flue gas is higher.
Preferably, a fresh air heat exchange tube bundle is arranged in the heat exchanger body, an inlet of the fresh air heat exchange tube bundle corresponds to the fresh air inlet, and an outlet of the fresh air heat exchange tube bundle corresponds to the fresh air outlet.
The heat exchange tube bundle can improve the heat exchange efficiency and the heat utilization rate of high-temperature waste gas.
Preferably, the end part of the fresh air heat exchange tube bundle is provided with a nitrogen heat exchange tube bundle, and the two ends of the nitrogen heat exchange tube bundle are respectively provided with a high-temperature nitrogen outlet and a normal-temperature nitrogen inlet.
The nitrogen heat exchange tube bundle and the fresh air heat exchange tube bundle are integrated, so that part of the high-temperature flue gas is used for heating fresh air, and the other part of the high-temperature flue gas is used for heating nitrogen, and the multiple utilization of waste gas heat is realized.
Preferably, side wall partition plates are arranged at two ends of the fresh air heat exchange tube in the length direction.
The side wall partition plate can block high-temperature flue gas from being discharged from the fresh air outlet or the fresh air inlet.
Preferably, a first partition plate is arranged between the fresh air inlet and the fresh air outlet.
The first baffle is mutually perpendicular with the lateral wall baffle for form certain interval between the shell of heat exchanger body and the lateral wall baffle, make things convenient for the staff to overhaul the inner structure of heat exchanger body.
Preferably, a second baffle is arranged between the fresh air heat exchange tube bundle and the nitrogen heat exchange tube bundle.
The second separator separates the fresh air heat exchange tube bundle from the nitrogen heat exchange tube bundle so as to be mutually independent.
Preferably, an online soot blower is arranged in the heat exchanger body.
The online soot blower can realize the soot cleaning of the heat exchange tube in the running process of the equipment, prolong the maintenance period and improve the heat exchange efficiency.
Preferably, a protective cage is arranged on the periphery of the crawling ladder.
The setting of protecting the cage makes the maintainer maintain more safely through the cat ladder.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The device is of a vertical structure, and is convenient for outdoor installation;
(2) The device is provided with an overhaul platform, a cat ladder, a protection cage and a rain shed and is used for overhaul and maintenance of equipment;
(3) The device is provided with an online ash removing device for online ash removal, so that the heat exchanger is improved, the overhaul period is prolonged, and the equipment utilization rate is improved;
(4) In the heat exchange process, the flowing direction of the fresh air in the fresh air heat exchange tube bundle is opposite to the flowing direction of the high-temperature flue gas in the heat exchanger body, so that the heat exchange efficiency of the fresh air and the high-temperature flue gas is higher;
(6) The high-temperature flue gas inlet is arranged at the top of the equipment, the high-temperature flue gas outlet is arranged at the bottom of the equipment, and the fresh air inlet and the fresh air outlet are arranged at the side edges of the equipment; the vertical design not only effectively utilizes the vertical space and saves the transverse space, but also is beneficial to the reduction of smoke dust in waste gas, reduces the smoke dust accumulation on the heat exchange tube and prolongs the maintenance period.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a perspective view of the heat exchanger body of the present utility model;
Fig. 4 is a front perspective view of the heat exchanger body of the present utility model;
FIG. 5 is an internal structural view of the heat exchanger body of the present utility model;
In the figure: 1. the heat exchanger comprises a heat exchanger body, 11, a fresh air outlet, 12, a fresh air inlet, 13, a high-temperature flue gas inlet, 14, a high-temperature flue gas outlet, 15, a first access door, 16 and a second access door;
2. a support base;
3. An overhaul platform 31, a first overhaul platform 32 and a second overhaul platform;
4. A rain shed;
5. Ladder, 51, cage;
6. The fresh air heat exchange tube bundle 61, the side wall partition plates 62, the first partition plates 63 and the second partition plates;
7. A nitrogen heat exchange tube bundle, 71, a high-temperature nitrogen outlet, 72 and a normal-temperature nitrogen inlet;
8. An on-line soot blower.
Detailed Description
The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:
Example 1: referring to fig. 1 to 5, an outdoor vertical high temperature heat exchanger for recovering waste heat of carbon fiber, comprising: the heat exchanger comprises a heat exchanger body 1 which is vertically arranged, wherein a supporting base 2 is arranged at the bottom of the heat exchanger body 1, and an overhaul platform 3 is arranged on the side wall of the heat exchanger; the top of overhauling platform 3 is provided with weather shed 4, and the vertical cat ladder 5 that is provided with of lateral wall of heat exchanger and connects ground and overhauling platform 3.
The heat exchanger body 1 mainly comprises two areas, namely a fresh air inlet area and a fresh air outlet area, wherein the fresh air inlet area is arranged at the lower half part of the heat exchanger, and the fresh air outlet area is arranged at the upper half part of the heat exchanger, so that a fresh air outlet 11 is arranged at the upper half part of the side wall of the heat exchanger, and a fresh air inlet 12 is arranged at the lower half part of the side wall of the heat exchanger; the heat exchanger body 1 is internally provided with a fresh air heat exchange tube bundle 6, an inlet of the fresh air heat exchange tube bundle 6 corresponds to a fresh air inlet 12, an outlet of the fresh air heat exchange tube bundle 6 corresponds to a fresh air outlet 11, and the fresh air heat exchange tube bundle 6 is arranged between a fresh air inlet area and a fresh air outlet area in a penetrating mode.
In addition, two ends of the fresh air heat exchange tube in the length direction are provided with side wall partition plates 61, and the side wall partition plates 61 can block high-temperature flue gas from being discharged from the fresh air outlet 11 or the fresh air inlet 12; be provided with first baffle 62 between fresh air inlet 12 and the fresh air outlet 11, first baffle 62 is mutually perpendicular with lateral wall baffle 61 for form certain interval between the shell of heat exchanger body 1 and the lateral wall baffle 61, make things convenient for the staff to overhaul.
In order to improve the heat exchange efficiency of the heat exchanger, the top end of the heat exchanger body 1 is provided with a high-temperature flue gas inlet 13, and the bottom end of the heat exchanger body 1 is provided with a high-temperature flue gas outlet 14; the flow direction of the high-temperature flue gas is from top to bottom, and the flow direction of the fresh air is from bottom to top when the flow direction of the fresh air is the opposite direction of the flow direction of the high-temperature flue gas, so that the heat exchange efficiency is higher.
The high-temperature flue gas inlet 13 is arranged at the top of the equipment, and the fresh air inlet 12 and the fresh air outlet 11 are arranged at the side edges of the equipment; the vertical design not only effectively utilizes the vertical space and saves the transverse space, but also is beneficial to the reduction of smoke dust in waste gas, reduces the smoke dust accumulation on the heat exchange tube and prolongs the maintenance period.
The overhaul platform 3 comprises a first overhaul platform 31 and a second overhaul platform 32 which are sequentially arranged from bottom to top, and a first overhaul door 15 and a second overhaul door 16 which are sequentially arranged from bottom to top on the side wall of the heat exchanger body 1; the first access door 15 is arranged in a fresh air inlet area, the second access door 16 is arranged in a fresh air outlet area, the first access door 15 corresponds to the first access platform 31, the second access door 16 corresponds to the second access cover platform, and the cat ladder 5 is connected with the first access platform 31 and the second access platform 32. So that equipment in the fresh air inlet area and the fresh air outlet area can be overhauled conveniently.
In order to make the maintenance personnel more safe when overhauling through the cat ladder 5, a protection cage 51 is arranged on the periphery of the cat ladder 5.
The side wall of the heat exchanger body 1 is also provided with an on-line soot blower 8, so that the soot cleaning of the heat exchange tube can be realized in the running process of equipment, the maintenance period is prolonged, and the heat exchange efficiency is improved. The outer layer finishing coat of the heat exchanger uses weather-proof paint to prevent the aging problem of ultraviolet long-term irradiation.
The utility model aims to overcome the defects of the prior art, and provides the high-temperature heat exchanger which has the advantages of large heat exchange capacity, outdoor vertical installation and convenient maintenance, and has reasonable design and simple structure. The high-temperature waste gas at 920 ℃ flows out of the heat exchanger body 1 from the high-temperature flue gas outlet 14 after heat exchange of the high-temperature gas and the fresh air heat exchange pipe from the high-temperature flue gas inlet 13 in the heat exchanger body 1; fresh air enters the fresh air heat exchange tube bundle 6 from the fresh air inlet 12, flows out from the fresh air outlet 11 after heat exchange is carried out on the fresh air in the fresh air heat exchange tube bundle 6 through the heat exchange tubes, and the flowing direction of the fresh air in the fresh air heat exchange tube bundle 6 is opposite to the flowing direction of high-temperature flue gas in the heat exchanger body 1, so that the heat exchange efficiency of the fresh air and the high-temperature flue gas is higher. The high-temperature flue gas inlet 13 is arranged at the top of the equipment, the high-temperature flue gas outlet 14 is arranged at the bottom of the equipment, and the fresh air inlet 12 and the fresh air outlet 11 are arranged at the side edges of the equipment; the vertical design not only effectively utilizes the vertical space and saves the transverse space, but also is beneficial to the reduction of smoke dust in waste gas, reduces the smoke dust accumulation on the heat exchange tube and prolongs the maintenance period. In addition, the device is provided with the online soot blower 8, so that the soot collection cleaning of the heat exchange tube can be realized in the running process of the equipment, the maintenance period is prolonged, and the heat exchange efficiency is improved. The device is provided with an overhaul platform 3 and an overhaul door, and solves the problem of difficult overhaul in height. The device is provided with the rain shed 4, and the outer layer finish paint is used for preventing the aging problem of ultraviolet radiation for a long time, so that the device is suitable for outdoor installation and use of a high-temperature heat exchanger.
Example 2: referring to fig. 1 to 5, the present embodiment is similar to embodiment 1 in structure except that the end of the fresh air heat exchange tube bundle 6 is provided with a nitrogen heat exchange tube bundle 7, and both ends of the nitrogen heat exchange tube bundle 7 are provided with a high temperature nitrogen outlet 71 and a normal temperature nitrogen inlet 72, respectively. A second baffle 63 is arranged between the fresh air heat exchange tube bundle 6 and the nitrogen heat exchange tube bundle 7.
In this embodiment, the nitrogen heat exchange tube bundle 7 and the fresh air heat exchange tube bundle 6 are integrated, so that a part of the high-temperature flue gas is used for heating fresh air, and the other part of the high-temperature flue gas is used for heating nitrogen, thereby realizing multiple utilization of waste gas heat.
The above-described embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited in any way, and other variations and modifications may be made without departing from the technical aspects set forth in the claims.
Claims (10)
1. An outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery, which is characterized by comprising: the heat exchanger comprises a heat exchanger body which is vertically arranged, wherein a supporting base is arranged at the bottom of the heat exchanger body, and an overhaul platform is arranged on the side wall of the heat exchanger; the top of maintenance platform is provided with the canopy that keeps off, and the vertical cat ladder that is provided with of lateral wall of heat exchanger and connects ground and maintenance platform.
2. The outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery according to claim 1, wherein the overhaul platform comprises a first overhaul platform and a second overhaul platform which are sequentially arranged from bottom to top, and a first overhaul door and a second overhaul door which are sequentially arranged from bottom to top are arranged on the side wall of the heat exchanger body; the first access door corresponds to the first access platform, the second access door corresponds to the second access cover platform, and the cat ladder is connected with the first access platform and the second access platform.
3. The outdoor vertical high-temperature heat exchanger for recovering the residual heat of the carbon fiber according to claim 1, wherein the bottom end of the heat exchanger body is provided with a high-temperature flue gas outlet, and the top end of the heat exchanger body is provided with a high-temperature flue gas inlet; the side wall of the heat exchanger is provided with a fresh air inlet and a fresh air outlet from bottom to top.
4. The outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery according to claim 3, wherein a fresh air heat exchange tube bundle is arranged in the heat exchanger body, an inlet of the fresh air heat exchange tube bundle corresponds to the fresh air inlet, and an outlet of the fresh air heat exchange tube bundle corresponds to the fresh air outlet.
5. The outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery according to claim 4, wherein a nitrogen heat exchange tube bundle is arranged at the end part of the fresh air heat exchange tube bundle, and a high-temperature nitrogen outlet and a normal-temperature nitrogen inlet are respectively arranged at the two ends of the nitrogen heat exchange tube bundle.
6. The outdoor vertical high-temperature heat exchanger for recovering waste heat of carbon fiber as claimed in claim 4, wherein side wall baffles are arranged at two ends of the fresh air heat exchange tube in the length direction.
7. The outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery according to claim 4, wherein a first partition plate is provided between the fresh air inlet and the fresh air outlet.
8. The outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery according to claim 5, wherein a second separator is provided between the fresh air heat exchange tube bundle and the nitrogen heat exchange tube bundle.
9. The outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery according to any one of claims 1 to 8, wherein an on-line soot blower is provided in the heat exchanger body.
10. The outdoor vertical type high-temperature heat exchanger for recovering carbon fiber waste heat according to any one of claims 1 to 8, wherein a protective cage is arranged on the periphery of the ladder stand.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322625901.7U CN221055593U (en) | 2023-09-26 | 2023-09-26 | Outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322625901.7U CN221055593U (en) | 2023-09-26 | 2023-09-26 | Outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery |
Publications (1)
Publication Number | Publication Date |
---|---|
CN221055593U true CN221055593U (en) | 2024-05-31 |
Family
ID=91223942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322625901.7U Active CN221055593U (en) | 2023-09-26 | 2023-09-26 | Outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN221055593U (en) |
-
2023
- 2023-09-26 CN CN202322625901.7U patent/CN221055593U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN212335379U (en) | Large-scale pre-oxidation furnace porch structure | |
CN221055593U (en) | Outdoor vertical high-temperature heat exchanger for carbon fiber waste heat recovery | |
CN205878964U (en) | Heat exchanger for waste heat recovery | |
CN103090403B (en) | The integrated apparatus of dedusting and flue gas waste heat recovery after a kind of boiler and application thereof | |
CN203963979U (en) | Energy-saving environmental-protection boiler exhaust emissions tower | |
CN201706527U (en) | Combination air preheater | |
CN206055664U (en) | Power plant's wet desulfurization system | |
CN214717496U (en) | Wet electric tower of oil proppant rotary kiln flue gas dust removal | |
CN102425805B (en) | Air change and fresh air heating system of boiler house | |
CN101995165A (en) | Electric furnace waste heat recycling and dedusting device | |
CN209214422U (en) | A kind of condensing heat exchanger for high water capacity exhaust-gas treatment | |
CN203177191U (en) | Boiler back dedusting and flue gas waste heat recovery integrated device | |
CN202304456U (en) | Bent-plate-type forced draft cooler | |
CN207247245U (en) | A kind of Chimay purifying device | |
CN2148888Y (en) | Streamlined coal-saving device | |
CN113801974A (en) | Converter gas cooling device and cooling system using same | |
CN2200482Y (en) | Electrostatic precipitator | |
CN205940061U (en) | Fuel gas formula hot -blast furnace | |
CN108105820A (en) | High residential building oil smoke utilizes device | |
CN211146446U (en) | Industrial exhaust-heat boiler | |
CN206131051U (en) | Intubation type air heater | |
CN209523822U (en) | A kind of reuse means of marsh gas power generation flue gas | |
CN204494456U (en) | A kind of oil field gas residual heat from boiler fume utilizes skid-mounted unit | |
CN217844777U (en) | Smoke waste heat recovery heat exchanger | |
CN218291184U (en) | Novel crystal furnace thermal field cleaning platform |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |