CN220230109U - Heat treatment furnace with waste heat recovery function - Google Patents
Heat treatment furnace with waste heat recovery function Download PDFInfo
- Publication number
- CN220230109U CN220230109U CN202321480856.4U CN202321480856U CN220230109U CN 220230109 U CN220230109 U CN 220230109U CN 202321480856 U CN202321480856 U CN 202321480856U CN 220230109 U CN220230109 U CN 220230109U
- Authority
- CN
- China
- Prior art keywords
- water tank
- treatment furnace
- heat
- heat exchange
- furnace body
- 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
- 238000010438 heat treatment Methods 0.000 title claims abstract description 30
- 239000002918 waste heat Substances 0.000 title claims abstract description 24
- 238000011084 recovery Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 100
- 238000011282 treatment Methods 0.000 claims abstract description 29
- 239000012535 impurity Substances 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- 239000003546 flue gas Substances 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 17
- 238000012546 transfer Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 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
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a heat treatment furnace with a waste heat recovery function, which comprises a treatment furnace body, wherein a fixing frame is arranged on one side of the treatment furnace body, a water tank is fixedly arranged on the fixing frame in a penetrating manner, a sealing cover is detachably arranged on the top of the water tank through a bolt, a heat exchange unit is arranged in the water tank, and waste heat of the treatment furnace body can be recovered by the aid of the heat exchange unit. According to the utility model, impurities in hot gas can be intercepted by the conveying unit in conveying, meanwhile, the heat exchange unit is additionally arranged in the water tank, and the heat exchange unit is provided with the plurality of heat conduction parts in a superposition and sleeving way, so that the heat conduction parts can be fully contacted with water sources at all positions in the water tank, the uniformity of heat exchange is improved, the problem of large temperature difference of the water sources in the water tank is avoided, the heat exchange precision is improved, meanwhile, the temperature of the water sources at the top and the bottom in the water tank can be synchronously measured by the thermometer, and the condition in the water tank can be obtained in real time.
Description
Technical Field
The utility model relates to the technical field related to heat treatment furnaces, in particular to a heat treatment furnace with a waste heat recovery function.
Background
The heat treatment furnace is a generic term of an industrial furnace for performing various metal heat treatments on a metal workpiece; the temperature is generally lower than that of the heating furnace; the heat treatment furnace can adopt various furnace types of heating furnaces, but the furnace temperature, the furnace atmosphere and the like are required to be controlled more strictly;
for the continuous heat treatment process, a proper continuous heat treatment furnace is required to be equipped; for the heat treatment process of periodic work, a forced circulation control atmosphere is adopted, and the operation of the furnace is mechanized and automatic, so that in order to improve the utilization rate of heat energy, a waste heat recovery structure is currently arranged on the heat treatment furnace, and the heat treatment process is energy-saving and environment-friendly, but the waste heat recovery structure for the heat treatment furnace on the market at present has the following defects.
When the waste heat recovery structure of the heat treatment furnace in the prior art runs, most of heat exchange structures used for exchanging heat with water sources adopt a single heat exchange tube to be placed in a water tank for heat exchange, the heat exchange structures cannot be fully contacted with the water sources in the water tank, synchronous heat exchange treatment cannot be carried out on the water sources at different positions in the water tank, only the water sources near the heat exchange structure can be subjected to heat exchange, and the problem that the temperature difference of the water sources in the water tank greatly influences the heat exchange precision is caused;
in addition, in the waste heat recovery structure of the heat treatment furnace in the prior art, because the circulated flue gas is not well intercepted and filtered, impurities in the flue gas can be accumulated in the heat exchange structure to cause interference, and the service life is shortened.
Disclosure of Invention
The utility model aims to provide a heat treatment furnace with a waste heat recovery function, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat treatment furnace with waste heat recovery function, includes the treatment furnace body, the mount is installed to treatment furnace body one side, fixes the wearing water tank on the mount, sealed lid is installed through the bolt is removable at the water tank top, installs heat transfer unit in the water tank, utilizes heat transfer unit to retrieve the waste heat of treatment furnace body, installs conveying unit between heat transfer unit and treatment furnace body, carries the hot-blast in the treatment furnace body with the help of conveying unit.
As a further preferable mode of the technical scheme, the outer surface of the water tank is wrapped with a heat insulation sleeve, a water inlet pipe is installed at the top of one side of the water tank in a communicating mode, a water outlet pipe is installed at the bottom of one side of the water tank in a communicating mode, and a control valve for controlling on-off of the water inlet pipe and the water outlet pipe is installed at the end of the water inlet pipe and the end of the water outlet pipe.
As a further preferable mode of the technical scheme, the top and the bottom of one side of the water tank are symmetrically provided with the thermometers, the parts of the thermometers correspondingly extend into the water tank, and the temperature of the top and the bottom in the water tank can be synchronously monitored by the thermometers.
As the further preferred of this technical scheme, heat transfer unit includes two symmetrical distribution's two and gathers the chamber, and gathers the chamber and correspond to install in sealed lid, water tank bottom to evenly communicate the chamber bottom and distribute and have a plurality of communication pipeline, stack the cover in the water tank and be equipped with a plurality of heat conduction portions, and heat conduction portion top, bottom all communicate with communication pipeline, the chamber that gathers of water tank bottom is gone up the intercommunication and is installed the blast pipe, installs the air pump that is used for bleeding in exhaust pipe end department.
As a further preferable mode of the technical scheme, the heat conducting part comprises two symmetrically distributed annular cavities, the annular cavities are communicated with the communicating pipeline, spiral heat exchange pipes are installed between the annular cavities in a communicating mode, and water sources at different positions in the water tank can be subjected to uniform heat exchange treatment by means of the plurality of heat conducting parts.
As a further preferable mode of the technical scheme, the conveying unit comprises a conveying pipeline which is installed on the collecting cavity at the top of the water tank in a communicating mode, the tail part of the conveying pipeline correspondingly extends into the treatment furnace body, an interception part is installed on the conveying pipeline, and the flue gas in conveying is intercepted and filtered by means of the interception part.
As the further preferred of this technical scheme, interception portion includes the interception case, interception case and pipeline correspond to be connected and realize intercommunication, two spill seats are installed to interception incasement wall bilateral symmetry, correspond to alternate in the spill seat and have the filter screen, utilize the filter screen to intercept the impurity in the pipeline interior transport flue gas, have the top cap at interception case top through the bolt releasable installation, top cap and filter screen body coupling to install the handle on the top cap.
The utility model provides a heat treatment furnace with a waste heat recovery function, which has the following beneficial effects:
(1) The heat exchange unit is arranged, the heat gas enters the collecting cavity at the top of the water tank, is transferred to the annular cavity of each heat conducting part through the communicating pipe, and then the heat is subjected to stable heat exchange with water sources at all positions through the spiral heat exchange pipes which are distributed in a superimposed mode, so that the heat exchange precision of the water sources is ensured, the problem of large temperature difference in the water tank is avoided, and the subsequent heat gas is discharged through the exhaust pipe.
(2) According to the utility model, the conveying unit is arranged, the heat gas flows into the interception box through the conveying pipeline, then the heat gas is contacted with the filter screen to realize interception and filtration, the interference caused by the fact that impurities in the flue gas enter the heat exchange unit is avoided, the cleanliness of the flue gas is ensured, the filter screen is convenient to detach and replace, time and labor are saved, and the intercepted heat gas is conveyed to the heat exchange unit for heat exchange.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the installation of the water tank of the present utility model on the body of the treatment furnace;
FIG. 3 is a schematic diagram showing the distribution of the delivery unit of the present utility model over the tank;
FIG. 4 is a schematic diagram of a conveying unit according to the present utility model;
FIG. 5 is a schematic view of a heat exchange unit according to the present utility model;
fig. 6 is a schematic structural view of a heat conducting part according to the present utility model.
In the figure: 1. a treatment furnace body; 2. a fixing frame; 3. a water tank; 4. sealing cover; 5. a water inlet pipe; 6. a drain pipe; 7. a thermometer; 8. a collection chamber; 9. a communication pipe; 10. an exhaust pipe; 11. an annular cavity; 12. a spiral heat exchange tube; 13. a delivery conduit; 14. an interception box; 15. a concave seat; 16. a filter screen; 17. a top cover; 18. and (5) a handle.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The utility model provides the technical scheme that: as shown in fig. 1 and 2, in the present embodiment, a heat treatment furnace with a waste heat recovery function includes a treatment furnace body 1, a fixing frame 2 is installed on one side of the treatment furnace body 1, a water tank 3 is fixedly installed on the fixing frame 2 in a penetrating manner, a sealing cover 4 is detachably installed on the top of the water tank 3 through bolts, a heat exchange unit is installed in the water tank 3, waste heat of the treatment furnace body 1 can be recovered by using the heat exchange unit, a conveying unit is installed between the heat exchange unit and the treatment furnace body 1, hot air in the treatment furnace body 1 is conveyed by using the conveying unit, a heat insulation sleeve is wrapped on the outer surface of the water tank 3, a water inlet pipe 5 is installed on the top of one side of the water tank 3 in a communicating manner, a water outlet pipe 6 is installed on the bottom of one side of the water tank 3 in a communicating manner, and a control valve for controlling on-off of the water inlet pipe 5 and the water outlet pipe 6 is installed at the end;
furthermore, thermometer 7 is installed to water tank 3 one side top, bottom symmetry, and the position of thermometer 7 corresponds to extend to in the water tank 3, utilizes thermometer 7 can carry out synchronous monitoring to the temperature of water tank 3 interior top, bottom.
As shown in fig. 5 and 6, the heat exchange unit comprises two symmetrical collection cavities 8, the collection cavities 8 are correspondingly arranged at the bottoms of the sealing cover 4 and the water tank 3, a plurality of communication pipelines 9 are uniformly and communicatively arranged at the bottoms of the collection cavities 8, a plurality of heat conducting parts are overlapped and sleeved in the water tank 3, the tops and the bottoms of the heat conducting parts are communicated with the communication pipelines 9, an exhaust pipe 10 is communicatively arranged on the collection cavity 8 at the bottom of the water tank 3, and an air pump for exhausting is arranged at the end of the exhaust pipe 10;
wherein, when carrying out heat transfer to the heat gas: the heat exchange unit is arranged, heat gas enters the collecting cavity 8 at the top of the water tank 3 and is transferred to the annular cavity 11 of each heat conducting part through the communication pipeline 9, and then heat is subjected to stable heat exchange with water sources at all positions through the spiral heat exchange pipes 12 which are distributed in a superposition mode, so that the heat exchange precision of the water sources is ensured, the problem of large temperature difference in the water tank 3 is avoided, the subsequent heat gas is discharged through the exhaust pipe 10, the water sources at the top and the bottom in the water tank 3 can be synchronously measured by means of the thermometer 7, and the conditions in the water tank 3 can be obtained in real time;
further, the heat conduction part comprises two symmetrically distributed annular cavities 11, the annular cavities 11 are communicated with the communicating pipeline 9, a spiral heat exchange pipe 12 is installed between the annular cavities 11 in a communicating mode, and water sources at different positions in the water tank 3 can be subjected to uniform heat exchange treatment by means of the plurality of heat conduction parts.
As shown in fig. 3 and 4, the conveying unit comprises a conveying pipeline 13 which is installed on the collecting cavity 8 at the top of the water tank 3 in a communicating way, the tail part of the conveying pipeline 13 correspondingly extends into the treatment furnace body 1, an interception part is installed on the conveying pipeline 13, and the fume in conveying is intercepted and filtered by the aid of the interception part;
wherein, when carrying the thermal gas: the heat gas flows into the interception box 14 through the conveying pipeline 13, then the heat gas contacts with the filter screen 16 to realize interception and filtration, interference caused by the fact that impurities in the flue gas enter the heat exchange unit is avoided, cleanliness of the flue gas is guaranteed, the filter screen 16 is convenient to detach and replace, time and labor are saved, and the intercepted heat gas is conveyed to the heat exchange unit for heat exchange;
further, the interception part comprises an interception box 14, the interception box 14 is correspondingly connected with the conveying pipeline 13 to realize intercommunication, two concave seats 15 are symmetrically arranged on two sides of the inner wall of the interception box 14, a filter screen 16 is correspondingly inserted in the concave seats 15, impurities in the conveying flue gas conveyed in the conveying pipeline 13 are intercepted by the filter screen 16, a top cover 17 is detachably arranged at the top of the interception box 14 through bolts, the top cover 17 is integrally connected with the filter screen 16, and a handle 18 is arranged on the top cover 17.
The utility model provides a heat treatment furnace with a waste heat recovery function, which has the following specific working principle: during operation, at first pour into the water source into in the water tank 3, make things convenient for follow-up heat transfer work, carry the hot gas in the treatment furnace body 1 to in the water tank 3 with the help of the conveying unit immediately, guaranteed the steady transport of hot gas, and can intercept the impurity in the hot gas in carrying, avoid impurity to adsorb in a large number and influence follow-up gas circulation in the heat transfer unit, increase the heat transfer unit in the water tank 3 simultaneously, and this heat transfer unit has a plurality of heat conduction portion stack cover to establish and distribute, make the heat conduction portion can fully contact with the water source of each position in the water tank 3, the degree of consistency of heat transfer has been promoted, the big problem of the difference in temperature of water source in the water tank 3 has been avoided appearing, heat transfer precision has been improved, simultaneously with the help of thermometer 7 can be synchronous to the water source temperature measurement of top in the water tank 3, the situation in the water tank 3 can acquire in real time.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a heat treatment furnace with waste heat recovery function, includes treatment furnace body (1), its characterized in that: the heat exchange device comprises a treatment furnace body (1), a fixing frame (2) is arranged on one side of the treatment furnace body (1), a water tank (3) is fixedly arranged on the fixing frame (2) in a penetrating mode, a sealing cover (4) is detachably arranged at the top of the water tank (3) through bolts, a heat exchange unit is arranged in the water tank (3), waste heat of the treatment furnace body (1) can be recovered through the heat exchange unit, a conveying unit is arranged between the heat exchange unit and the treatment furnace body (1), and hot air in the treatment furnace body (1) is conveyed through the conveying unit.
2. The heat treatment furnace with a waste heat recovery function according to claim 1, wherein: the water tank (3) surface parcel has the insulation cover, and inlet tube (5) are installed at water tank (3) one side top intercommunication, and drain pipe (6) are installed in water tank (3) one side bottom intercommunication to install the control valve of its break-make in inlet tube (5), drain pipe (6) end department.
3. The heat treatment furnace with a waste heat recovery function according to claim 1, wherein: thermometer (7) are symmetrically installed at the top and the bottom of one side of water tank (3), and the parts of thermometer (7) correspondingly extend into water tank (3), so that the temperatures of the top and the bottom in water tank (3) can be synchronously monitored by thermometer (7).
4. The heat treatment furnace with a waste heat recovery function according to claim 1, wherein: the heat exchange unit comprises two symmetrical collection cavities (8), the collection cavities (8) are correspondingly arranged at the bottoms of the sealing cover (4) and the water tank (3), a plurality of communication pipelines (9) are uniformly distributed at the bottoms of the collection cavities (8), a plurality of heat conduction parts are overlapped and sleeved in the water tank (3), the tops and the bottoms of the heat conduction parts are communicated with the communication pipelines (9), an exhaust pipe (10) is arranged on the collection cavity (8) at the bottom of the water tank (3) in a communicating manner, and an air pump for exhausting is arranged at the end of the exhaust pipe (10).
5. The heat treatment furnace with a waste heat recovery function according to claim 4, wherein: the heat conduction part comprises two symmetrically distributed annular cavities (11), the annular cavities (11) are communicated with the communicating pipeline (9), spiral heat exchange pipes (12) are installed between the annular cavities (11) in a communicating mode, and water sources at different positions in the water tank (3) can be subjected to uniform heat exchange treatment by means of the plurality of heat conduction parts.
6. The heat treatment furnace with a waste heat recovery function according to claim 1, wherein: the conveying unit comprises a conveying pipeline (13) which is installed on the collecting cavity (8) at the top of the water tank (3) in a communicating mode, the tail of the conveying pipeline (13) correspondingly extends into the treatment furnace body (1), an interception part is installed on the conveying pipeline (13), and smoke in conveying is intercepted and filtered by means of the interception part.
7. The heat treatment furnace with a waste heat recovery function according to claim 6, wherein: the interception portion includes interception case (14), interception case (14) are connected with pipeline (13) correspondence and are realized intercommunication, two spill seats (15) are installed to interception case (14) inner wall bilateral symmetry, correspond in spill seat (15) and alternate have filter screen (16), utilize filter screen (16) to intercept impurity in the pipeline (13) interior transport flue gas, detachably install top cap (17) at interception case (14) top through the bolt, top cap (17) are connected with filter screen (16) an organic whole to install handle (18) on top cap (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321480856.4U CN220230109U (en) | 2023-06-12 | 2023-06-12 | Heat treatment furnace with waste heat recovery function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321480856.4U CN220230109U (en) | 2023-06-12 | 2023-06-12 | Heat treatment furnace with waste heat recovery function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220230109U true CN220230109U (en) | 2023-12-22 |
Family
ID=89176743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321480856.4U Active CN220230109U (en) | 2023-06-12 | 2023-06-12 | Heat treatment furnace with waste heat recovery function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220230109U (en) |
-
2023
- 2023-06-12 CN CN202321480856.4U patent/CN220230109U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202041074U (en) | Waste heat utilization device of kiln tube body of rotary kiln | |
| CN220230109U (en) | Heat treatment furnace with waste heat recovery function | |
| CN211284488U (en) | Large cover with heat-insulating heating and connecting device for titanium sponge distillation production | |
| CN210584899U (en) | Polycondensation kettle heat recovery device | |
| CN210495846U (en) | Flue gas desulfurization waste heat recovery device | |
| CN101830634B (en) | High-frequency electric sealing device for solar vacuum tubes and sealing method thereof | |
| CN212293714U (en) | Pre-pumping device for assembling reactor and large cover in titanium sponge production | |
| CN220304289U (en) | Modular sintering machine exhaust-heat boiler | |
| CN107013963A (en) | A kind of abandoned mine low concentration gas utilizes simple waste gas residual-heat heating device | |
| CN216337885U (en) | Tail gas pipeline heat-supplying device for electric furnace zinc smelting | |
| CN110841386A (en) | Coating line is with filter equipment that airs exhaust | |
| CN218895496U (en) | Workshop air supply and exhaust waste heat recovery device | |
| CN211452006U (en) | Waste heat utilization device of semiconductor production line | |
| CN2570308Y (en) | Vacuum shape-setting cottage steamer | |
| CN201040312Y (en) | Reclaiming utilizing device for hot-chamber die casting machine smelter remaining heat | |
| CN113251843A (en) | Flue gas energy-saving system | |
| CN203323509U (en) | Integral drying tool structure of gas turbine waste heat boiler heating surface die block | |
| CN209791206U (en) | Flue gas purifying device | |
| CN217979864U (en) | Novel smelting furnace flue gas waste heat refrigeration device | |
| CN214198737U (en) | Waste heat recovery device of flue gas boiler | |
| CN108413785B (en) | Titanium heat exchange device | |
| CN217202921U (en) | Sealed box type gas carburizing quenching furnace | |
| CN220356115U (en) | Kiln flue gas waste heat recovery system | |
| CN217155005U (en) | Cement raw material decomposition preheating system for rotary cement kiln | |
| CN110628978A (en) | Ou ye furnace roof coal gas cooling waste heat recovery device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |