CN221611856U - Waste gas waste heat utilization equipment of heat treatment furnace - Google Patents
Waste gas waste heat utilization equipment of heat treatment furnace Download PDFInfo
- Publication number
- CN221611856U CN221611856U CN202323614238.7U CN202323614238U CN221611856U CN 221611856 U CN221611856 U CN 221611856U CN 202323614238 U CN202323614238 U CN 202323614238U CN 221611856 U CN221611856 U CN 221611856U
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- heat
- treatment furnace
- heat treatment
- recovery box
- box
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 38
- 239000002918 waste heat Substances 0.000 title claims abstract description 14
- 239000002912 waste gas Substances 0.000 title claims abstract description 11
- 238000011084 recovery Methods 0.000 claims abstract description 36
- 239000007789 gas Substances 0.000 claims abstract description 23
- 238000005192 partition Methods 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000004064 recycling Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 21
- 238000004321 preservation Methods 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000428 dust Substances 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 241000270295 Serpentes Species 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to the technical field of waste gas treatment, in particular to waste gas waste heat utilization equipment of a heat treatment furnace, which comprises a recovery box, wherein the left side of the recovery box is communicated with an air outlet pipe, the left side of the recovery box is provided with the heat treatment furnace, the upper end of the air outlet pipe is provided with a slot, the inside of the slot is provided with a containing box for filtering gas, the left surface and the right surface of the inner wall of the recovery box are connected with a plurality of partition boards which are alternately arranged, the inside of the recovery box is provided with a plurality of heat exchange pipes which are alternately arranged with the partition boards, the heat exchange pipes are used for recovering heat, the right end of the containing box is connected with a filter screen in an embedded manner, the left end of the containing box is provided with an opening, the upper end of the containing box is clamped with an air outlet pipe, the right end of the inside of the recovery box is provided with a connecting pipe, the connecting pipe penetrates through the inside of the partition boards fixed on the right side, and the upper end and the lower end of the connecting pipe penetrates out of the recovery box; the heat transfer time between the hot gas and the water is relatively longer, so that the heat conversion efficiency is effectively improved, and the heating and heat preservation effects of the water are ensured.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, and discloses waste gas waste heat utilization equipment of a heat treatment furnace.
Background
The heat treatment is a process widely applied to metal processing, and the heat treatment refers to a means of changing the temperature of a metal material in a solid state through heating, heat preservation, cooling and the like, wherein the means comprise normalizing, tempering, annealing and the like, and the microstructure in the metal is changed to enable the metal to obtain the expected structure and performance;
The utility model document with the authorized bulletin number of CN214371797U discloses an exhaust gas waste heat utilization device of a gas combustion heat treatment furnace, which can be applied to various heat treatment equipment such as a heat treatment multipurpose furnace adopting gas combustion, a pit furnace and the like to replace electric heating to manufacture hot water, thereby realizing the reutilization of waste energy, saving electric energy and saving production cost;
In actual use, the spiral pipe of the device wraps the outside of the smoke outlet pipe, hot gas flows through the inside of the smoke outlet pipe and heats water in the spiral pipe at the same time, so that heat recycling is realized, but the heat transfer time between the hot gas and the water is relatively short, the heat conversion efficiency is low, and the spiral pipe for recycling heat is excessively exposed, so that the heating and heat preservation effects on the water are affected.
Disclosure of utility model
The utility model aims to solve the problems and the defects, and provides the waste gas and waste heat utilization equipment of the heat treatment furnace, wherein the heat transfer time between hot gas and water is relatively longer, so that the heat conversion efficiency is effectively improved, and the heating and heat preservation effects of water are ensured.
The waste gas and waste heat utilization equipment of the heat treatment furnace comprises a recovery box, wherein the left side of the recovery box is communicated with an air outlet pipe;
The heat treatment furnace is arranged on the left side of the recovery box, a slot is formed in the upper end of the air outlet pipe, a containing box is arranged in the slot and used for filtering air, a plurality of partition boards which are arranged in a staggered mode are connected on the left side and the right side of the inner wall of the recovery box, a plurality of heat exchange pipes are arranged in the recovery box, and the heat exchange pipes and the partition boards are arranged in a staggered mode and used for recovering heat.
Further, the filter screen is connected with the embedding of holding case right-hand member, it has the opening to hold the case left end, hold case upper end and give vent to anger the pipe joint.
Further, the right end in the recovery box is provided with a connecting pipe, the connecting pipe runs through a plurality of blocks fixed on the right side in the baffle, and the upper end and the lower end of the connecting pipe all run through the recovery box.
Further, the heat exchange pipes are communicated with the connecting pipes, and the heat exchange pipes are in a serpentine shape.
Further, an air pump is installed on the right side of the heat treatment furnace and is communicated with an air outlet pipe, and an exhaust pipe is communicated with the upper end of the recovery box.
Compared with the prior art, the utility model has the beneficial effects that:
Inside steam of heat treatment furnace gets into the collection box after filtering through the filter screen inside, water that will heat lets in through the connecting pipe, water just gets into inside a plurality of heat transfer tubes, the heat exchange tube is that serpentine just can be better with the abundant contact of steam heat transfer, and a plurality of baffles just can increase the distance that the steam flows, thereby further guarantee that the steam can be better with the abundant contact of heat transfer tube heat transfer, heat transfer time between steam and the water is more relatively, effectively promoted heat conversion efficiency, and be used for retrieving thermal heat transfer tube and be located the collection box inside, the outward dissipation waste of heat has been reduced, the heating and the heat preservation effect to water have been guaranteed, the collection box inner wall can fill more insulation material, further reduce thermal dissipation.
Drawings
FIG. 1 is a schematic view of the whole front cross-section structure of the present utility model;
FIG. 2 is a schematic top view of the recovery tank of the present utility model;
fig. 3 is a schematic view of a partial enlarged structure of fig. 1 according to the present utility model.
The marks in the figure: the heat treatment furnace comprises a heat treatment furnace 1, an air outlet pipe 2, a recovery box 3, a heat exchange pipe 4, a partition plate 5, a connecting pipe 6, a containing box 7, a filter screen 8, a slot 9, an air pump 10 and an exhaust pipe 11.
Detailed Description
As shown in fig. 1 to 3, the application relates to an exhaust gas waste heat utilization device of a heat treatment furnace, which comprises a recovery box 3, wherein the left side of the recovery box 3 is communicated with an air outlet pipe 2;
The left side of the recovery box 3 is provided with a heat treatment furnace 1, the upper end of the air outlet pipe 2 is provided with a slot 9, the inside of the slot 9 is provided with a containing box 7, the containing box 7 is used for filtering gas, the left and right sides of the inner wall of the recovery box 3 are connected with a plurality of partition boards 5 which are arranged in an staggered manner, the inside of the recovery box 3 is provided with a plurality of heat exchange pipes 4, the heat exchange pipes 4 and the partition boards 5 are arranged in a staggered manner, and the heat exchange pipes 4 are used for recovering heat;
The right end of the accommodating box 7 is embedded and connected with a filter screen 8, the left end of the accommodating box 7 is provided with an opening, the upper end of the accommodating box 7 is clamped with the air outlet pipe 2, an air pump 10 is installed on the right side of the heat treatment furnace 1, the air pump 10 is communicated with the air outlet pipe 2, and the upper end of the recovery box 3 is communicated with an exhaust pipe 11;
When the waste gas waste heat utilization equipment of the heat treatment furnace is used, metal is added into the heat treatment furnace 1 to carry out heat treatment, after the metal treatment is finished, the air pump 10 is connected with an external power supply, the air pump 10 can suck hot air in the heat treatment furnace 1 and pump the hot air into the recovery box 3 through the air outlet pipe 2, when the hot air passes through the air outlet pipe 2, the dust of the hot air can be filtered through the accommodating box 7 by the filter screen 8 at the right end in the accommodating box 7, so that the condition that the excessive dust is stuck to the surface of the heat exchange pipe 4 along with the hot air entering the accommodating box 7 to affect subsequent heat exchange is avoided, and the filtered dust can stay in the accommodating box 7;
The right end inside the recovery box 3 is provided with a connecting pipe 6, the connecting pipe 6 penetrates through a plurality of partition boards 5 fixed on the right side, the upper end and the lower end of the connecting pipe 6 penetrate through the recovery box 3, a plurality of heat exchange pipes 4 are communicated with the connecting pipe 6, and the heat exchange pipes 4 are in a snake shape;
When hot gas enters the recovery box 3, water to be heated is introduced through the connecting pipe 6, the water introduced into the connecting pipe 6 enters the heat exchange pipes 4, as shown in fig. 1, the hot gas can be in contact with the heat exchange pipe 4 at the lowest end, at the moment, the hot gas can heat the water in the heat exchange pipe 4 at the lowest end, then the hot gas can be in contact with the heat exchange pipe 4 at the last after passing through the baffle plate 5 at the lowest end, as shown in fig. 2, the heat exchange pipe 4 is in serpentine shape, the heat exchange pipe 4 can be in good contact with the hot gas for heat exchange, and the distance of the flowing of the hot gas can be increased by the baffle plates 5, so that the hot gas can be in good contact with the heat exchange pipe 4 for heat exchange, the heat transfer time between the hot gas and the water is relatively more, the heat conversion efficiency is effectively improved, the heat exchange pipe 4 for recovering the heat is positioned in the recovery box 3, the outward dissipation waste of the heat is reduced, the heating and heat preservation effect of the water is ensured, and the heat preservation material filled in the inner wall of the recovery box 3 is further reduced;
The water heated by the heat recovered by the hot gas can be discharged through the upper end of the connecting pipe 6, a user can communicate the upper end of the connecting pipe 6 with equipment needing hot water or a water tank for storing the hot water, the heat recovery is completed, the hot gas after the heat recovery can be discharged through the exhaust pipe 11, and the user can communicate the exhaust pipe 11 with a corresponding waste gas treatment device and discharge the heat after treatment, so that the influence on the environment is avoided;
After the user accomplishes the heat recovery, can will hold case 7 and take out from outlet duct 2 inside, will hold the inside dust of case 7 and pour out, can pour the dust into the garbage bin inside and collect, also can wash the dust that glues on the filter screen 8 simultaneously, will hold case 7 again and block back inside outlet duct 2, hold case 7 and its inside filter screen 8 at this moment and just can filter the steam again.
Claims (5)
1. Waste gas waste heat utilization equipment of heat treatment furnace, including collection box (3), collection box (3) left side intercommunication has outlet duct (2), its characterized in that:
The heat treatment furnace is characterized in that a heat treatment furnace (1) is arranged on the left side of the recovery box (3), a slot (9) is formed in the upper end of the air outlet pipe (2), a containing box (7) is arranged inside the slot (9), the containing box (7) is used for filtering air, a plurality of partition boards (5) which are arranged in a staggered mode are connected on the left side and the right side of the inner wall of the recovery box (3), a plurality of heat exchange pipes (4) are arranged inside the recovery box (3), the heat exchange pipes (4) are arranged in a staggered mode with the partition boards (5), and the heat exchange pipes (4) are used for recovering heat.
2. An exhaust gas waste heat utilization apparatus of a heat treatment furnace according to claim 1, wherein: the filter screen (8) is connected with the right-hand member embedding of holding case (7), it has the opening to hold case (7) left end, hold case (7) upper end and outlet duct (2) joint.
3. An exhaust gas waste heat utilization apparatus of a heat treatment furnace according to claim 1, wherein: the recycling bin is characterized in that a connecting pipe (6) is arranged at the right end inside the recycling bin (3), the connecting pipe (6) penetrates through a plurality of partition boards (5) fixed on the right side, and the upper end and the lower end of the connecting pipe (6) penetrate through the recycling bin (3).
4. A waste heat utilization apparatus of a heat treatment furnace according to claim 3, wherein: the heat exchange pipes (4) are communicated with the connecting pipes (6), and the heat exchange pipes (4) are in a serpentine shape.
5. An exhaust gas waste heat utilization apparatus of a heat treatment furnace according to claim 1, wherein: an air pump (10) is arranged on the right side of the heat treatment furnace (1), the air pump (10) is communicated with an air outlet pipe (2), and an exhaust pipe (11) is communicated with the upper end of the recovery box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323614238.7U CN221611856U (en) | 2023-12-27 | 2023-12-27 | Waste gas waste heat utilization equipment of heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323614238.7U CN221611856U (en) | 2023-12-27 | 2023-12-27 | Waste gas waste heat utilization equipment of heat treatment furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221611856U true CN221611856U (en) | 2024-08-27 |
Family
ID=92441699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323614238.7U Active CN221611856U (en) | 2023-12-27 | 2023-12-27 | Waste gas waste heat utilization equipment of heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221611856U (en) |
-
2023
- 2023-12-27 CN CN202323614238.7U patent/CN221611856U/en active Active
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