CN202902837U - Multi-heating-cavity vacuum resistance furnace - Google Patents
Multi-heating-cavity vacuum resistance furnace Download PDFInfo
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- CN202902837U CN202902837U CN 201220627952 CN201220627952U CN202902837U CN 202902837 U CN202902837 U CN 202902837U CN 201220627952 CN201220627952 CN 201220627952 CN 201220627952 U CN201220627952 U CN 201220627952U CN 202902837 U CN202902837 U CN 202902837U
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Abstract
The utility model discloses a multi-heating-cavity vacuum resistance furnace and belongs to the technical field of metal heat treatment. The multi-heating-cavity vacuum resistance furnace comprises a pressure gage, valves, an air inlet pipeline, a furnace body, temperature controllers and an air outlet pipeline, and further comprises insulating plates, a vacuum pump and an inert gas tank, wherein a plurality of heating cavities are arranged inside the furnace body, one end of the air inlet pipeline is connected with the inert gas tank, and the other end of the air inlet pipeline is respectively connected with each cavity through a plurality air inlet sub-pipelines. Each air inlet sub-pipeline connected with the heating cavities is provided with a valve, and each air inlet sub-pipeline between each valve and each heating cavity is connected with a pressure meter. One end of the air outlet pipeline is connected with the vacuum pump, and the other end of the air outlet pump is divided into a plurality of air outlet sub-pipelines connected with the heating cavities, wherein each air outlet sub-pipeline is provided with a valve. The heating cavities are controlled by corresponding temperature controllers. The processes that different samples or work pieces are simultaneously heated under different temperatures or a plurality of temperature treatment processes are conducted on the same work piece are realized by the multi-heating-cavity vacuum resistance furnace, and therefore experiment efficiency or production efficiency is greatly improved.
Description
Technical field
The utility model belongs to the metal heat treatmet technical field, more particularly, relates to a kind of many heating chambers vacuum resistance furnace.
Background technology
Rapid emergence and development along with modern heat treatment technics, especially vacuum heat treatment technology enjoys favor, this comes from the needs of industrial technology development on the one hand, because vacuum heat treatment technology has the incomparable series of advantages of other heat treatment and causes on the other hand, what use was more in vacuum heat treatment technology is vacuum resistance furnace, it has the following advantages: prevent oxidation, not oxidation of surface, not decarburization also have the reduction derusting action, save the surfacing manufacturing procedure, thereby process time is saved in saving steel and raw materials consumption; Process workpiece dangerous without hydrogen embrittlement, prevent the refractory metal surfaces embrittlement such as titanium; Quenching distortion is little; Compare with controlled atmosphere generator, do not need the high-quality fuel gas, save the energy, because vacuum heating chamber adopts specific heat capacity material little, good heat-insulation effect to make heat screen, thereby the accumulation of heat loss is little, and furnace thermal efficiency is high, can realize being rapidly heated and fast cooling; The stability of vacuum heat treatment process and good reproducibility; Little power consumption, energy consumption are conventional heat treated 50%, and production cost is low; Handling safety, automaticity is high, and good work environment is pollution-free.
China Patent No. 200510044975.5, open day is on 04 25th, 2007, invention and created name is: a kind of vacuum sintering furnace, this application case relates to a kind of vacuum sintering furnace, comprise the tubular body of heater, the inner ecto-entad of body of heater is provided with boiler clothing and heat-insulation and heat-preservation cover successively, has heat insulation cavity between body of heater and the boiler clothing, before, but rear fire door is respectively equipped with first of axial stretching, the second heat-insulation and heat-preservation pad, first, when the second heat-insulation and heat-preservation pad pushes respectively heat-insulation and heat-preservation cover two ends, form airtight sintering zone, be provided with the sintered material bracing frame in the sintering zone, around being provided with electric heating body, heat-insulation and heat-preservation cover inner peripheral surface is provided with graphite cannula around the sintered material, and the sintered material bracing frame is fixedly connected with graphite cannula.Although this application case has overcome under the high-temperature vacuum state silica flour gas easily and the charcoal fiber reacts, make the charcoal fiber make the problem that the heat-insulation and heat-preservation cover loses heat insulation and preservation effect, but, this application case can only be carried out heating or the insulation processing of a temperature in the same time period to sample or workpiece, yet we often need to heat simultaneously or heating or insulation that same sample carries out different temperatures are processed a plurality of samples in the research of reality and in producing, this application case then can not satisfy this instructions for use, for example we carry out the annealing in process of several different temperatures to a certain sample, so in the situation that only have a stove, can only wait a sample after finishing treatment cycle under this temperature, making stove be transferred to another could heat or be incubated processing next sample after temperature required again, can greatly prolong like this experiment or production cycle, reduce efficient, increased simultaneously energy consumption.
Summary of the invention
The problem that solves
The purpose of this utility model is to solve the deficiency that existing vacuum resistance furnace in use exists, a kind of many heating chambers vacuum resistance furnace is provided, a plurality of independently heating chambers are set in stove, in different heating chambers, can carry out independent heating to the sample of different temperatures demand, the user can go to select rational temperature range according to experiment or need of production, both can heat-treat a plurality of samples or product simultaneously, also can carry out to same sample the processing of different temperatures, so not only can enhance productivity widely, the while is energy savings effectively.
Technical scheme
For addressing the above problem, the technical scheme that the utility model provides is:
A kind of many heating chambers vacuum resistance furnace comprises Pressure gauge, valve, admission line, body of heater, temperature controller and outlet pipe, also comprises thermal insulation board, vavuum pump and inert gas tank, and there is N heating chamber described body of heater inside; Described N equals 2-10; Separate by thermal insulation board between the described heating chamber; One end of described admission line is connected with the inert gas tank, the other end of admission line is connected with each heating chamber of body of heater inside respectively by N air inlet subtube, and a valve is arranged on the air inlet subtube that each links to each other with heating chamber, all be connected a Pressure gauge on the air inlet subtube between valve and the heating chamber; Described outlet pipe one end is connected with vavuum pump, and the other end is divided into N the subtube of giving vent to anger and is connected with heating chamber, and a valve is arranged on each subtube of giving vent to anger; Described heating chamber is by the temperature controller control of correspondence.
Preferably, the quantity of described heating chamber is 3.
Preferably, the material of described thermal insulation board is refractory brick.
Beneficial effect
The technical scheme that adopts the utility model to provide is compared with existing known technology, has following beneficial effect:
(1) a kind of many heating chambers vacuum resistance furnace of the present utility model, it has overcome existing vacuum resistance furnace can only be to the shortcoming of laboratory sample or product setting single heating temperature, it can arrange different heating-up temperatures as required, both can carry out simultaneously the heat treatment of a plurality of samples or product, also can carry out a plurality of Temperature Treatment processes to same sample or product, greatly improve experiment or production efficiency;
(2) a kind of many heating chambers vacuum resistance furnace of the present utility model has a plurality of heating chambers, this is so that need not to prepare a plurality of vacuum resistance furnaces in experiment or the production process, more do not need to lose time both to save production cost on the process of adjusting furnace temperature, cost saves time again;
(3) a kind of many heating chambers vacuum resistance furnace of the present utility model, it is simple in structure, and is reasonable in design ingenious, is easy to make;
(4) a kind of many heating chambers vacuum resistance furnace of the present utility model, its complete equipment only needs a vavuum pump and an inert gas bottle, has reduced the manufacturing cost of equipment.
Description of drawings
Fig. 1 is the structural representation of a kind of many heating chambers vacuum resistance furnace of the present utility model;
Label declaration in the schematic diagram:
1, Pressure gauge; 2, valve; 3, admission line; 4, body of heater; 5, temperature controller; 6, thermal insulation board; 7, vavuum pump; 8, inert gas tank; 9, outlet pipe; 10, heating chamber.
The specific embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment 1
In conjunction with Fig. 1, a kind of many heating chambers vacuum resistance furnace of the present embodiment, comprise Pressure gauge 1, valve 2, admission line 3, body of heater 4, temperature controller 5 and outlet pipe 9, also comprise thermal insulation board 6, vavuum pump 7 and inert gas tank 8, there are 3 heating chambers 10 body of heater 4 inside.Separate by thermal insulation board 6 between the heating chamber 10.One end of admission line 3 is connected with inert gas tank 8, the other end of admission line 3 is connected with each heating chamber 10 of body of heater 4 inside respectively by 3 air inlet subtubes, and each with air inlet subtube that heating chamber 10 links to each other on a valve 2 is arranged, all be connected a Pressure gauge 1 on the air inlet subtube between valve 2 and the heating chamber 10; Outlet pipe 9 one ends are connected with vavuum pump 7, and the other end is divided into 3 subtubes of giving vent to anger and is connected with heating chamber 10, and a valve 2 is arranged on each subtube of giving vent to anger; The temperature of heating chamber 10 is controlled by the temperature controller 5 of correspondence, and in three different temperature of 3 heating chambers, 10 interior settings.
The user uses the many heating chambers vacuum resistance furnace under this embodiment three different samples to be carried out simultaneously the annealing in process of three different temperatures, and concrete operation step is as follows:
A, sample is placed in 3 different heating chambeies 10 in the body of heater 4, and good seal, the valve 2 on all air inlet subtubes places closed condition, is sealed into feed channel 3;
Valve 2 on b, the subtube of giving vent to anger is in open mode, opens vavuum pump 7, and the air in heating chamber 10 and the pipeline is extracted out, turn off after the certain hour vavuum pump 7 and with the subtube of giving vent to anger that outlet pipe 9 links to each other on 3 valves 2;
C, will with air inlet subtube that admission line 3 is connected on 3 valves 2 all open, open inert gas tank 8 and in heating chamber 10, be filled with inert gas, be filled with a certain amount of after, close 3 valves 2 on 3 air inlet subtubes that link to each other with heating chamber 10;
D, repeat b and c process, triplicate like this, last repeating step b process, closeall valve 2 then guarantees that air in the body of heater 4 is cleaned and is in vacuum state;
E, manually each heating chamber 10 corresponding temperature controllers 5 are set, the temperature of each heating chamber 10 is set, sample can heat in different heating chamber 10, reaches automatic heat preserving after the temperature that temperature controller 5 sets in each heating chamber 10;
F, after annealing is finished, the cooling furnace temperature is also taken out sample.
Embodiment 2
A kind of many heating chambers vacuum resistance furnace of the present embodiment is compared with embodiment 1, and its difference is: be provided with 2 heating chambers 10 in the body of heater 4, the many heating chambers vacuum resistance furnace under this embodiment is used for sample is carried out simultaneously the annealing in process of 2 different temperatures.
Embodiment 3
A kind of many heating chambers vacuum resistance furnace of the present embodiment, compare with embodiment 1, its difference is: be provided with 10 heating chambers 10 in the body of heater 4, the many heating chambers vacuum resistance furnace under this embodiment is used for sample is carried out simultaneously the annealing in process of ten different temperatures.
Many heating chambers vacuum resistance furnace described in the embodiment 1～3 is fit to heat treatment process and the production process of different scales, and laboratory or enterprise can be according to the suitable many heating chambers vacuum resistance furnaces of required customization, to increase work efficiency, to reduce cost.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted, and shown in the accompanying drawing also is one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, create aim in the situation that do not break away from the utility model, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.
Claims (3)
1. heating chamber vacuum resistance furnace more than a kind, comprise Pressure gauge (1), valve (2), admission line (3), body of heater (4), temperature controller (5) and outlet pipe (9), it is characterized in that: also comprise thermal insulation board (6), vavuum pump (7) and inert gas tank (8), there is N heating chamber (10) described body of heater (4) inside; Described N equals 2-10; Separate by thermal insulation board (6) between the described heating chamber (10); One end of described admission line (3) is connected with inert gas tank (8), the other end of admission line (3) is connected with each heating chamber (10) of body of heater (4) inside respectively by N air inlet subtube, and each with air inlet subtube that heating chamber (10) links to each other on a valve (2) is arranged, all be connected a Pressure gauge (1) on the air inlet subtube between valve (2) and the heating chamber (10); Described outlet pipe (9) one ends are connected with vavuum pump (7), and the other end is divided into N the subtube of giving vent to anger and is connected with heating chamber (10), and a valve (2) is arranged on each subtube of giving vent to anger; Described heating chamber (10) is by temperature controller (5) control of correspondence.
2. a kind of many heating chambers vacuum resistance furnace according to claim 1, it is characterized in that: the quantity of described heating chamber (10) is 3.
3. a kind of many heating chambers vacuum resistance furnace according to claim 1, it is characterized in that: the material of described thermal insulation board (6) is refractory brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627952 CN202902837U (en) | 2012-11-26 | 2012-11-26 | Multi-heating-cavity vacuum resistance furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627952 CN202902837U (en) | 2012-11-26 | 2012-11-26 | Multi-heating-cavity vacuum resistance furnace |
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| Publication Number | Publication Date |
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| CN202902837U true CN202902837U (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220627952 Expired - Fee Related CN202902837U (en) | 2012-11-26 | 2012-11-26 | Multi-heating-cavity vacuum resistance furnace |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052303A (en) * | 2016-12-11 | 2017-08-18 | 贵阳煜兴车轮制造有限公司 | A kind of big stove of aluminium alloy smelting |
| CN107235197A (en) * | 2017-04-26 | 2017-10-10 | 张家港市铭斯特光电科技有限公司 | One kind vacuumizes vacuum breaker method |
| CN109732169A (en) * | 2019-02-22 | 2019-05-10 | 常州爱克普换热器有限公司 | A kind of vacuum brazing equipment of plate-fin heat exchanger |
| CN110421162A (en) * | 2019-08-02 | 2019-11-08 | 金华中烨超硬材料有限公司 | The preparation process of combination grain composite polycrystal-diamond |
| CN110857842A (en) * | 2018-08-22 | 2020-03-03 | 中国航发商用航空发动机有限责任公司 | Heat treatment furnace and oxidation test method |
| CN111172492A (en) * | 2020-01-03 | 2020-05-19 | 燕山大学 | Device and method for gear surface carburization |
| CN111238227A (en) * | 2020-01-13 | 2020-06-05 | 云南科威液态金属谷研发有限公司 | Vacuum melting furnace |
| CN112708746A (en) * | 2020-12-15 | 2021-04-27 | 辽宁红银金属有限公司 | High-temperature alloy heat treatment anti-oxidation device and method |
-
2012
- 2012-11-26 CN CN 201220627952 patent/CN202902837U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052303A (en) * | 2016-12-11 | 2017-08-18 | 贵阳煜兴车轮制造有限公司 | A kind of big stove of aluminium alloy smelting |
| CN107235197A (en) * | 2017-04-26 | 2017-10-10 | 张家港市铭斯特光电科技有限公司 | One kind vacuumizes vacuum breaker method |
| CN107235197B (en) * | 2017-04-26 | 2019-05-10 | 张家港市铭斯特光电科技有限公司 | One kind vacuumizing vacuum breaker method |
| CN110857842A (en) * | 2018-08-22 | 2020-03-03 | 中国航发商用航空发动机有限责任公司 | Heat treatment furnace and oxidation test method |
| CN109732169A (en) * | 2019-02-22 | 2019-05-10 | 常州爱克普换热器有限公司 | A kind of vacuum brazing equipment of plate-fin heat exchanger |
| CN110421162A (en) * | 2019-08-02 | 2019-11-08 | 金华中烨超硬材料有限公司 | The preparation process of combination grain composite polycrystal-diamond |
| CN111172492A (en) * | 2020-01-03 | 2020-05-19 | 燕山大学 | Device and method for gear surface carburization |
| CN111238227A (en) * | 2020-01-13 | 2020-06-05 | 云南科威液态金属谷研发有限公司 | Vacuum melting furnace |
| CN112708746A (en) * | 2020-12-15 | 2021-04-27 | 辽宁红银金属有限公司 | High-temperature alloy heat treatment anti-oxidation device and method |
| CN112708746B (en) * | 2020-12-15 | 2022-06-07 | 辽宁红银金属有限公司 | High-temperature alloy heat treatment anti-oxidation device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20131126 |