CN205398676U - Resistance wire thermal simulation stove of accurate control heating and cooling - Google Patents
Resistance wire thermal simulation stove of accurate control heating and cooling Download PDFInfo
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- CN205398676U CN205398676U CN201520973296.5U CN201520973296U CN205398676U CN 205398676 U CN205398676 U CN 205398676U CN 201520973296 U CN201520973296 U CN 201520973296U CN 205398676 U CN205398676 U CN 205398676U
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Abstract
The utility model belongs to the equipment for heat treatment field relates to a resistance wire thermal simulation stove of accurate control heating and cooling. The utility model discloses a: furnace body (1), heating resistor silk (2), samming fan (4), to open forehearth door (5), open -close type cooling window (6) and cooling blower (7) and control system, furnace body (1) is regular hexagon's cylindricality furnace body for the cross section, set up in a side of furnace body (1) open forehearth door (5), open -close type cooling window (6) respectively is provided with one in two sides of furnace body (1) respectively, and between every open -close type cooling window (6) and have a side of furnace body (1) to equal interval between open forehearth door (5), each all is provided with a set of heating resistor silk (2) on by spaced side inner wall, cooling blower (7) set up in open -close type cooling window (6) the outside, samming fan (4) set up in the top of furnace body (1). The utility model discloses can add nice and warm cooling rate by the accurate control.
Description
Technical field
This utility model belongs to Equipment for Heating Processing field, particularly to a kind of accurate resistance wire heat simulation furnace controlling heating and cooling.
Background technology
Along with the upgrading of China's industrial equipment, many equipment constantly maximize, particularly the large pressurized vessel equipment such as nuclear pressure vessel and hydrogenation reactor of energy industrial circle, are manufactured with the wall thickness heavy wall forgings more than 200mm or pole steel plate.The large-scale workpieces such as these heavy wall forgings and pole steel plate are in heat treatment heating and cooling procedure, and heating and the rate of cooling of inside workpiece each position differ greatly, thus causing the uneven of workpiece tissue and performance, it is impossible to guarantee designing requirement.
The heat treatment characteristic of research large-scale workpiece material, improves performance indications and the structure property uniformity of product, is the direction of material development and process modification.Small sample (stretching can be taken, impact, drop hammer and the mechanical property sample such as fracture toughness) is utilized to simulate actual heat treatment heating and cooling procedure, the i.e. so-called simulation test method of large-scale workpiece product.It is less that simulation experiment method has materials'use, can simulate the advantages such as the heat treatment process identical with practical work piece.
At present, conventional Equipment for Heating Processing, it is impossible to the heating of simulation large-scale workpiece actual heat treatment and cooling procedure.Therefore, it is badly in need of exploitation and can simulate heating and the cooling procedure of different parts during large-scale workpiece heat treatment, and can accurately control the Analog heat-treating device of heating and rate of cooling.This Analog heat-treating device may be used for the elementary heat treatment characteristic of research large-scale workpiece material, it is possible to sample or special workpiece are implemented the test of quickly heating and cooling by the Heat Treatment Lab being widely used in the industries such as machinery, metallurgy, chemical industry.
Summary of the invention
The purpose of this utility model is to provide a kind of accurate resistance wire heat simulation furnace controlling heating and cooling, it is possible to simulates heating and the cooling procedure of different parts during large-scale workpiece heat treatment, and can accurately control heating and rate of cooling.
To achieve these goals, this utility model provides following technical scheme:
This utility model provides a kind of accurate resistance wire heat simulation furnace controlling heating and cooling, including: body of heater 1, resistive heater 2, samming blower fan 4, fire door 5 before opposite opened, open-close type cooling window 6 and cooling blower 7 and control system, described body of heater 1 is orthohexagonal cylindricality body of heater for cross section；Before described opposite opened, fire door 5 is arranged at a side of body of heater 1；Described open-close type cooling window 6 is each provided with one the two of body of heater 1 sides respectively, and between each open-close type cooling window 6 and and opposite opened before between fire door 5 all between be separated with a side of body of heater 1, each is provided with one group of resistive heater 2 in the side inner walls at interval；Described cooling blower 7 is arranged at outside open-close type cooling window 6；Described samming blower fan 4 is arranged at the top of body of heater 1.
Described body of heater 1 top is additionally provided with infrared temperature measurement apparatus 3.
Before described opposite opened, the folding degree of fire door 5 and open-close type cooling window 6 and the wind speed of cooling blower 7 are by controlling system control, and this control system includes modular Programmable Logic Controller, temperature controller, converter and servomotor.
Described often group resistive heater 2 is multiple rows of setting.
Described body of heater 1 outer wall is provided with thermal insulation layer.
This simulation stove has following performance: maximum heating speed is 1 DEG C/s, and maximum heating temperature is 1200 DEG C, and rate of cooling can realize 0-120 DEG C/min, and temperature-controlled precision can reach ± 1.5 DEG C.
Compared with prior art, the beneficial effects of the utility model are in that:
(1) this utility model is by cyclelog, temperature controller and converter, heating and cooling system accurately to be controlled, control the power of exposed high-power resistance silk calandria, Boiler pressure control rate of cooling is adjusted by high-power cooling blower, carry out temperature control by infrared temperature detection device, automatization is fully achieved.
(2) this utility model body of heater can meet and includes stretching, impacts and drop hammer and the simulation heating of the sample such as fracture toughness and cooling heat treatment test.
(3) this utility model adopts the heating of high-power resistance silk, and maximum heating speed is 1 DEG C/s, and maximum heating temperature is 1200 DEG C.
(4) this utility model body of heater is by arranging procedure auto-control open-close type cooling window and two high-power cooling blowers, improves cooling capacity and the uniformity of sample, and rate of cooling can realize 0-120 DEG C/min.
(5) this utility model body of heater top arranges samming blower fan, and temperature-controlled precision can reach ± 1.5 DEG C.
(6) this utility model is the simulation test device developed for heavy wall forgings and pole steel plate material development, but is not limited to this type of application, it may also be used for the simulation test of other materials Technology for Heating Processing, is the device that new material research exploitation is extremely useful.
Accompanying drawing explanation
Fig. 1 is the top view of the resistance wire heat simulation furnace accurately controlling heating and cooling
Accompanying drawing therein is labeled as:
1 body of heater 2 resistive heater 3 infrared temperature measurement apparatus
Fire door 6 open-close type cooling window before 4 samming blower fan 5 opposite openeds
7 cooling blowers
Detailed description of the invention
Below in conjunction with embodiment, this utility model is further described.
As it is shown in figure 1, this utility model provides a kind of accurate resistance wire heat simulation furnace controlling heating and cooling, including: cross section is orthohexagonal cylindricality heat simulation furnace body of heater 1, and the side of body of heater 1 is provided with fire door 5 before opposite opened, and body of heater top is provided with infrared temperature measurement apparatus 3.Two sides on body of heater 1 and front fire door 5 interval are respectively arranged with two open-close type cooling windows 6 of procedure auto-control, and each open-close type cooling window 6 is outside is provided with high-power cooling blower 7.By modular Programmable Logic Controller, temperature controller and converter, control the folding size of fire door 5 and open-close type cooling window 6 before opposite opened and the wind speed of cooling blower 7.
Body of heater 1 inwall arranges three groups of high-power resistive heaters 2, lays respectively at three sides at fire door 5 and open-close type cooling window 6 interval before opposite opened and multiple rows of setting, to ensure the uniform temperature zone having abundance in stove.
Body of heater 1 top is provided with a samming blower fan 4, it is ensured that heat simulation furnace temperature homogeneity in heating, insulation and cooling procedure.
Preferably, body of heater 1 outer wall is provided with thermal insulation layer, it is ensured that body of heater wall temperature < 60 DEG C during high temperature, improves heat simulation furnace processing safety.
Preferably, before opposite opened, fire door 5 and open-close type cooling window 6 are compressed and folding by Serve Motor Control.
This simulation stove has following performance: maximum heating speed is 1 DEG C/s, and maximum heating temperature is 1200 DEG C, and rate of cooling can realize 0-120 DEG C/min, and temperature-controlled precision can reach ± 1.5 DEG C.
Specific works flow process when adopting this utility model carry out heat treatment heating and cool down is as follows:
(1) heating: open fire door 5 before opposite opened, sample is loaded in body of heater 1, fire door 5 before closedown opposite opened, Programmable Logic Controller receives the temperature signal that infrared temperature measurement apparatus 3 is measured, compare with the program set, according to deviation situation, feeding back to heating system and control the power of resistive heater 2, heating to design temperature is incubated；
(2) cooling: according to the rate of cooling set, Programmable Logic Controller receives the temperature signal that infrared temperature measurement apparatus 3 is measured, compare with the program set, according to deviation situation, control the opening degree of front fire door 5 and open-close type cooling window 6 and the air output of cooling blower 7, reaching to control the purpose of rate of cooling, drop to design temperature Automatic Program and open opposite opened fire door 5, sample is come out of the stove；
Wherein, samming blower fan 4 is controllable runs the temperature homogeneity ensureing heat simulation furnace in heating, insulation and cooling procedure.
Particular embodiments described above; the purpose of this utility model, technical scheme and beneficial effect have been further described; the foregoing is only specific embodiment of the utility model; it is not limited to this utility model; all within spirit of the present utility model and principle; any amendment of being made, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (6)
1. the accurate resistance wire heat simulation furnace controlling heating and cooling, including: body of heater (1), resistive heater (2), samming blower fan (4), fire door (5) before opposite opened, open-close type cooling window (6) and cooling blower (7) and control system, it is characterised in that: described body of heater (1) is orthohexagonal cylindricality body of heater for cross section；Before described opposite opened, fire door (5) is arranged at a side of body of heater (1)；Described open-close type cooling window (6) is each provided with one in two sides of body of heater (1) respectively, and between each open-close type cooling window (6) and and opposite opened before between fire door (5) all between be separated with a side of body of heater (1), each is provided with one group of resistive heater (2) in the side inner walls at interval；Described cooling blower (7) is arranged at open-close type cooling window (6) outside；Described samming blower fan (4) is arranged at the top of body of heater (1).
2. the accurate resistance wire heat simulation furnace controlling heating and cooling according to claim 1, it is characterised in that: described body of heater (1) top is additionally provided with infrared temperature measurement apparatus (3).
3. the accurate resistance wire heat simulation furnace controlling heating and cooling according to claim 1, it is characterized in that: before described opposite opened, the folding degree of fire door (5) and open-close type cooling window (6) and the wind speed of cooling blower (7) are by controlling system control, and this control system includes modular Programmable Logic Controller, temperature controller, converter and servomotor.
4. the accurate resistance wire heat simulation furnace controlling heating and cooling according to claim 1, it is characterised in that: described resistive heater (2) of often organizing is for multiple rows of setting.
5. the accurate resistance wire heat simulation furnace controlling heating and cooling according to claim 1, it is characterised in that: described body of heater (1) outer wall is provided with thermal insulation layer.
6. the accurate resistance wire heat simulation furnace controlling heating and cooling according to claim 1, it is characterized in that: this simulation stove has following performance: maximum heating speed is 1 DEG C/s, maximum heating temperature is 1200 DEG C, and rate of cooling can realize 0-120 DEG C/min, and temperature-controlled precision can reach ± 1.5 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520973296.5U CN205398676U (en) | 2015-11-30 | 2015-11-30 | Resistance wire thermal simulation stove of accurate control heating and cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520973296.5U CN205398676U (en) | 2015-11-30 | 2015-11-30 | Resistance wire thermal simulation stove of accurate control heating and cooling |
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| Publication Number | Publication Date |
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| CN205398676U true CN205398676U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520973296.5U Active CN205398676U (en) | 2015-11-30 | 2015-11-30 | Resistance wire thermal simulation stove of accurate control heating and cooling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105331782A (en) * | 2015-11-30 | 2016-02-17 | 钢铁研究总院 | Electric resistance wire thermal simulation furnace and heating and cooling accurate control method |
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2015
- 2015-11-30 CN CN201520973296.5U patent/CN205398676U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105331782A (en) * | 2015-11-30 | 2016-02-17 | 钢铁研究总院 | Electric resistance wire thermal simulation furnace and heating and cooling accurate control method |
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