CN203112868U - After-heat-usable roller-type quick cooling furnace - Google Patents
After-heat-usable roller-type quick cooling furnace Download PDFInfo
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- CN203112868U CN203112868U CN 201220739736 CN201220739736U CN203112868U CN 203112868 U CN203112868 U CN 203112868U CN 201220739736 CN201220739736 CN 201220739736 CN 201220739736 U CN201220739736 U CN 201220739736U CN 203112868 U CN203112868 U CN 203112868U
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- 238000001816 cooling Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 abstract description 17
- 238000010438 heat treatment Methods 0.000 abstract description 12
- 230000008646 thermal stress Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 2
- 230000000630 rising effect Effects 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 description 5
- 238000007669 thermal treatment Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010301 surface-oxidation reaction Methods 0.000 description 2
- 230000002459 sustained effect Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to heat treating equipment, and in particular relates to an after-heat-usable roller-type quick cooling furnace. The quick cooling furnace comprises a rectangular furnace body and an in-furnace transmission device, wherein the in-furnace transmission device is divided into an upper layer and a lower layer and comprises an upper-layer cold workpiece input device and a lower-layer hot workpiece input device; and support rollers are arranged at the bottoms of both the cold workpiece input device and the hot workpiece input device. According to the after-heat-usable roller-type quick cooling furnace, a cold workpiece to be treated and a treated hot workpiece can be respectively placed on the upper layer and the lower layer; and the energy released when the hot workpiece is cooled can be used for preheating the upper-layer cold workpiece, wherein the preheating temperature can reach 300-500 DEG C, and when the preheated workpiece is subjected to lower high-temperature heat treatment, the temperature rise time can be shortened, thus substantially saving energy and further overcoming the shortcomings that thermal stress generated in the quick temperature rising process of the workpiece directly in a heating furnace causes the workpiece to crack and deform, and the like.
Description
Technical field
The utility model relates to a kind of Equipment for Heating Processing, but relates in particular to a kind of fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN.
Background technology
Chinese industrial accounts for 43% of national GDP proportion, and industrial energy consumption accounts for more than 70% of whole society's energy consumption.Industry is main field and the key link that realizes target for energy-saving and emission-reduction, also is the main direction of implementing energy-saving and cost-reducing strategy.Steel industry is as the important industry in the industrial circle, and its total energy consumption accounts for 11 ~ 15% of national total energy consumption, accounts for 15 ~ 20% of industrial total energy consumption.China Steel industrial energy utilization ratio only is 30 ~ 50% according to statistics, so waste heat is much accounted of gradually as a kind of new forms of energy.
Metal heat treatmet is metal works to be placed on be heated to suitable temperature in certain medium, and after in this temperature, keeping certain hour, cool off in different media with friction-motion speed again, control a kind of technology of its performance by changing metal material surface or inner microstructure.Thermal treatment generally includes heating, insulation, three processes of cooling, or has only two processes of heating and cooling.Heat treatment furnace is equipment important in the thermal treatment, and current thermal treatment equipment often can not utilize the waste heat in the work-piece cools process after the high-temperature heat treatment, generally all is furnace cooling or air cooling, need accelerate cooling by large-scale blower sometimes.So not only waste most of heat energy, and stove cooling workpiece needs to take portion of time simultaneously, other workpiece need wait to have handled and could add new workpiece after workpiece cools off fully, heat treatment furnace can not farthest be utilized, thereby prolong the production technique cycle, reduce production efficiency, increase time cost.In addition, most of heat energy dissipation causes the workshop temperature to raise in the workshop, has a strong impact on workman's Working environment.
The utility model content
The purpose of this utility model is to overcome the defective that prior art exists, but provides a kind of energy-conserving and environment-protective, shorten the fast black furnace of roller bar type of the UTILIZATION OF VESIDUAL HEAT IN in heat treatment of workpieces cycle greatly.
The technical scheme that realizes the utility model purpose is: but a kind of fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN, has transmitting device in rectangle body of heater and the stove, transmitting device divides upper and lower two-layer in the described stove, comprise the cold workpiece input unit in upper strata and lower floor's heated work pieces take-off equipment, described cold workpiece input unit and heated work pieces take-off equipment bottom are equipped with carrying roller.
Lifting table and back lifting table before technique scheme, described body of heater two ends are respectively equipped with, described preceding lifting table and lifting table bottom, back are equipped with carrying roller.
Technique scheme, the lifting table outside is provided with the vacuum lock air chamber before the described body of heater, and described vacuum lock air chamber bottom is provided with carrying roller, and is positioned at same horizontal plane with heated work pieces take-off equipment bottom carrying roller, is connected by passage between described vacuum lock air chamber and the body of heater; Described vacuum air-locked outdoor also is provided with pumped vacuum systems.
Technique scheme, described body of heater also is provided with refrigerating unit.
Technique scheme, described refrigerating unit comprise the oil cooling air-circulating fan that is positioned at the body of heater upper wall and are positioned at some water-cooled pipe type interchanger on body of heater lower wall top; Described oil cooling air-circulating fan comprises drive system, oil cooling case and fan blade, and described fan blade is positioned at the body of heater of body of heater upper wall bottom.
Technique scheme, described oil cooling air-circulating fan has a plurality of, evenly is arranged in the body of heater upper wall along the body of heater length direction.
Technique scheme also is provided with dividing plate between described body of heater upper wall and the cold workpiece, and the corresponding position, fan blade bottom of described dividing plate and oil cooling air-circulating fan is provided with blast inlet.
Technique scheme has fin on the described water-cooled pipe type interchanger, and a plurality of water-cooled pipe type interchanger are distributed in the space between heated work pieces take-off equipment and the body of heater lower wall.
After adopting technique scheme, the utlity model has following positive effect:
(1) part is upper and lower two-layer in the utility model body of heater, can be respectively with pending cold workpiece with handled heated work pieces and be placed on the upper and lower, the energy that discharges during the heated work pieces cooling can carry out preheating to the cold workpiece in upper strata, preheating temperature can reach 300 ~ 500 ℃, when the workpiece of process preheating carries out the bottom high-temperature heat treatment, heating-up time can be reduced, thereby save energy significantly, can avoid the cold workpiece process that directly in process furnace, is rapidly heated to produce thermal stresses again, cause defectives such as workpiece cracking, distortion;
(2) the forward and backward lifting table of body of heater rear and front end setting is convenient to the transfer up and down of workpiece, and need not the feeding platform that stove is outer and discharging platform be arranged to respectively with body of heater in cold workpiece input unit and heated work pieces take-off equipment be arranged to sustained height, namely saved the material of producing apparatus, can significantly reduce equipment volume again, save and take up an area of the space;
(3) the vacuum lock air chamber that the lifting table one end outside is provided with before the body of heater, the vacuum lock air chamber is sealable furnace chamber, and is provided with pumped vacuum systems, after hot and cold workpiece all enters fast black furnace, fast black furnace is vacuumized, heated work pieces is cooled off under vacuum state, prevent the surface oxidation decarburization;
(4) the oil cooling air-circulating fan and the finned water-cooled heat exchanger refrigerating unit that are provided with of body of heater, the oil cooling air-circulating fan is used for the pump circulation of furnace gas, promotes the heat exchange of hot and cold workpiece, improves heat exchange efficiency, shortens process cycle; Finned water-cooled pipe type interchanger strengthens the speed of cooling of heated work pieces, reaches the purpose of fast cooling; Also can regulate the number that refrigerating unit is opened according to differing materials workpiece arts demand, thereby control the speed of cooling of workpiece in the fast black furnace, obtain having desirable tissue and the workpiece of performance;
(5) dividing plate that is provided with between cold workpiece input unit and the body of heater upper wall can prevent the too high infringement to the oil cooling air-circulating fan of furnace heat, thereby it is played a good protection.
Description of drawings
Content of the present utility model is easier to be expressly understood in order to make, and according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the utility model structural representation;
Among the figure 1, body of heater; 11, preceding lifting table; 12, back lifting table; 13, body of heater upper wall; 14, body of heater lower wall; 15, passage; 2, transmitting device in the stove; 21, cold workpiece input unit; 22, heated work pieces take-off equipment; 3, vacuum lock air chamber; 4, oil cooling air-circulating fan; 41, drive system; 42, oil cooling case; 43, fan blade; 5, water-cooled pipe type interchanger; 6, dividing plate; 61, blast inlet; 7, cold workpiece; 8, heated work pieces.
Embodiment
(embodiment 1)
See Fig. 1, the utlity model has transmitting device 2 in rectangle body of heater 1 and the stove; Transmitting device 2 minutes is upper and lower two-layer in the described stove, comprise the cold workpiece input unit 21 in upper strata and lower floor's heated work pieces take-off equipment 22, cold workpiece input unit 21 is used for cold workpiece 7 is input to next heat treatment furnace, and the energy of accepting simultaneously to discharge when lower floor's heated work pieces 8 is cooled off carries out preheating; Heated work pieces take-off equipment 22 is used for will finishing heat treated heated work pieces 8 in this further cooling, with the cold workpiece 7 in energy preheating upper strata that discharges, finishes output after the cooling simultaneously; Cold workpiece input unit 21 and heated work pieces take-off equipment 22 bottoms are equipped with carrying roller, can be automatically with workpiece input, output under extraneous operating system control.
Preferably, lifting table 11 and back lifting table 12 before body of heater 1 two ends are respectively equipped with, preceding lifting table 11 and lifting table 12 bottoms, back are equipped with carrying roller.Preceding lifting table 11 is used for transmitting the cold workpiece 7 that comes and is raised to and cold workpiece input unit 21 sustained heights outside body of heater 1, and docks with cold workpiece input unit 21, and cold workpiece 7 is transferred on the cold workpiece input unit 21; Only need preceding lifting table 11 is dropped to lowest part when having handled heated work pieces 8 outputs, can dock with heated work pieces take-off equipment 13, receive heated work pieces 8 backs and finish output by the roller rod of preceding lifting table 11 bottoms; Can realize that by back lifting table 12 cold workpiece 7 with the upper strata is transferred in next heat treatment furnace and heated work pieces 8 is transferred on the heated work pieces take-off equipment 22 of lower floor, and further cool off.
Preferably, lifting table 11 outsides also are provided with vacuum lock air chamber 3 before the body of heater 1, and vacuum lock air chamber bottom is provided with carrying roller, and is positioned at same horizontal plane with heated work pieces take-off equipment 22 bottom carrying rollers.Be connected by passage 15 between vacuum lock air chamber 3 and the body of heater 1; Vacuum lock air chamber 3 outsides also are provided with pumped vacuum systems, can guarantee that workpiece cools off under vacuum state, avoids the surface oxidation decarburization.
Body of heater 1 also is provided with refrigerating unit, comprises the oil cooling air-circulating fan 4 that is positioned at body of heater upper wall 13 and the some water-cooled pipe type interchanger 5 that are positioned at body of heater lower wall 14 tops; Oil cooling air-circulating fan 4 comprises drive system 41, and oil cooling case 42 and fan blade 43, fan blade 43 are positioned at the body of heater 1 of body of heater upper wall 13 bottoms.Oil cooling air-circulating fan 4 has a plurality of, evenly is arranged in the body of heater upper wall 13 along body of heater 1 length direction.
Preferably; also be provided with dividing plate 6 between body of heater upper wall 13 and the cold workpiece 7; dividing plate 6 is provided with blast inlet 61 with the corresponding position, fan blade 43 bottom of oil cooling air-circulating fan 4; dividing plate 6 comes the high temperature work-piece isolation in oil cooling air-circulating fan 4 and the stove; cool off by 61 pairs of workpiece of blast inlet, can play a good protection to oil cooling air-circulating fan 4.
Preferably, have fin on the water-cooled pipe type interchanger 5, further increase area of dissipation, improve radiating efficiency; A plurality of water-cooled pipe type interchanger 5 are distributed in the space between heated work pieces take-off equipment 22 and the body of heater lower wall 14, and heated work pieces 8 is played favorable cooling effect.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. but the fast black furnace of roller bar type of a UTILIZATION OF VESIDUAL HEAT IN has transmitting device (2) in rectangle body of heater (1) and the stove; It is characterized in that: transmitting device (2) divides upper and lower two-layer in the described stove, comprise the cold workpiece input unit in upper strata (21) and lower floor's heated work pieces take-off equipment (22), described cold workpiece input unit (21) and heated work pieces take-off equipment (22) bottom are equipped with carrying roller.
2. but the fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN according to claim 1, it is characterized in that: described body of heater (1) two ends are respectively equipped with preceding lifting table (11) and back lifting table (12), and described preceding lifting table (11) and back lifting table (12) bottom are equipped with carrying roller.
3. but the fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN according to claim 2, it is characterized in that: the preceding lifting table of described body of heater (1) (11) outside is provided with vacuum lock air chamber (3), described vacuum lock air chamber (3) bottom is provided with carrying roller, and be positioned at same horizontal plane with heated work pieces take-off equipment (22) bottom carrying roller, be connected by passage (15) between described vacuum lock air chamber (3) and the body of heater (1); Described vacuum lock air chamber (3) outside also is provided with pumped vacuum systems.
4. but the fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN according to claim 1, it is characterized in that: described body of heater (1) also is provided with refrigerating unit.
But 5. the fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN according to claim 4, it is characterized in that: described refrigerating unit comprises the oil cooling air-circulating fan (4) that is positioned at body of heater upper wall (13) and is positioned at some water-cooled pipe type interchanger (5) on body of heater lower wall (14) top; Described oil cooling air-circulating fan (4) comprises drive system (41), and oil cooling case (42) and fan blade (43), described fan blade (43) are positioned at the body of heater (1) of body of heater upper wall (13) bottom.
6. but the fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN according to claim 5, it is characterized in that: described oil cooling air-circulating fan (4) has a plurality of, evenly is arranged in the body of heater upper wall (13) along body of heater (1) length direction.
7. but the fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN according to claim 6, it is characterized in that: also be provided with dividing plate (6) between described body of heater upper wall (13) and the cold workpiece (7), described dividing plate (6) is provided with blast inlet (61) with fan blade (43) corresponding position, bottom of oil cooling air-circulating fan (4).
8. but the fast black furnace of roller bar type of UTILIZATION OF VESIDUAL HEAT IN according to claim 5, it is characterized in that: have fin on the described water-cooled pipe type interchanger (5), a plurality of water-cooled pipe type interchanger (5) are distributed in the space between heated work pieces take-off equipment (22) and the body of heater lower wall (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739736 CN203112868U (en) | 2012-12-28 | 2012-12-28 | After-heat-usable roller-type quick cooling furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220739736 CN203112868U (en) | 2012-12-28 | 2012-12-28 | After-heat-usable roller-type quick cooling furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203112868U true CN203112868U (en) | 2013-08-07 |
Family
ID=48893236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220739736 Expired - Lifetime CN203112868U (en) | 2012-12-28 | 2012-12-28 | After-heat-usable roller-type quick cooling furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203112868U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103898280A (en) * | 2012-12-28 | 2014-07-02 | 赫菲斯热处理系统江苏有限公司 | Residual-heat available roll-bar type rapid-cooling furnace |
| CN105369035A (en) * | 2015-10-09 | 2016-03-02 | 山东钢铁股份有限公司 | Efficient device for synchronous cooling and drying in rotary hearth furnace |
| WO2022110164A1 (en) * | 2020-11-30 | 2022-06-02 | 苏州中门子工业炉科技有限公司 | Heat treatment process for wear-resistant steel balls performed with residual heat from forging wear-resistant steel balls |
-
2012
- 2012-12-28 CN CN 201220739736 patent/CN203112868U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103898280A (en) * | 2012-12-28 | 2014-07-02 | 赫菲斯热处理系统江苏有限公司 | Residual-heat available roll-bar type rapid-cooling furnace |
| CN105369035A (en) * | 2015-10-09 | 2016-03-02 | 山东钢铁股份有限公司 | Efficient device for synchronous cooling and drying in rotary hearth furnace |
| WO2022110164A1 (en) * | 2020-11-30 | 2022-06-02 | 苏州中门子工业炉科技有限公司 | Heat treatment process for wear-resistant steel balls performed with residual heat from forging wear-resistant steel balls |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
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| CX01 | Expiry of patent term |