CN204625692U - A kind of energy-conservation chamber type electric resistance furnace - Google Patents
A kind of energy-conservation chamber type electric resistance furnace Download PDFInfo
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- CN204625692U CN204625692U CN201520260121.XU CN201520260121U CN204625692U CN 204625692 U CN204625692 U CN 204625692U CN 201520260121 U CN201520260121 U CN 201520260121U CN 204625692 U CN204625692 U CN 204625692U
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Abstract
A kind of energy-conservation chamber type electric resistance furnace, comprise furnace shell, heat-insulating fiber felt, aluminum silicate insulation material, alumina firebrick, high alumina ceramic tapetum fibrosum, fire door, between the burner hearth and furnace shell of high-alumina refractory brick masonry, be disposed with aluminum silicate insulation material and heat-insulating fiber felt, high alumina ceramic tapetum fibrosum is pasted with at burner hearth internal surface, locating pin is evenly equipped with in two sides of burner hearth, electric heating body installs around in described locating pin, form wave heat tape, described fire door hinge is contained in the fire door side that furnace shell is arranged, opposite side is by being located at the locking latches locking location on furnace shell.The utility model is rational in infrastructure, heat-insulating property is excellent, heat-up time is short, thermo-efficiency is high, long service life, is suitable for the renewal product as existing chamber type electric resistance furnace; Large-scale industrial production can be realized.
Description
Technical field
The utility model discloses a kind of chamber type electric resistance furnace, specifically a kind of energy-conservation chamber type electric resistance furnace, belongs to technical field of heat treatment equipment.
Background technology
Part carries out the thermal treatments such as modified, quenching, tempering, annealing generally all will use chamber type electric resistance furnace.The box-type furnace structure of current use is generally be filled with heat-insulating fiber, pearlstone by between the burner hearth of light-weight refractory brick masonry and furnace shell, and what in burner hearth, be provided with carrying resistance wire puts brick, and fire door adopts lift overhang-door structure.The chamber type electric resistance furnace of this structure, its heat-up time is long, and energy waste is large, and heat-insulating property and thermo-efficiency need to improve, and its thermo-efficiency is generally 30% ~ 35%, and body of heater surface temperature comparatively ambient temperature is high 6 ~ 10 DEG C.This main defect due to the existence of its heat insulating construction design aspect caused:
Because light fire brick major function be the heat-insulating fiber that the carrying weight of electric heating body and burner hearth are arranged outward, pearlstone is to his applied pressure, its effect mainly carries, secondly, be only heat-insulation and heat-preservation function, therefore, light fire brick is when meeting requirement of strength, its adiabatic heat-proof quality is then more limited, a big chunk heat energy in burner hearth is caused to enter the heat-insulating fiber between burner hearth and body of heater through light fire brick, in pearlstone, on the one hand, reduce the thermo-efficiency of chamber type electric resistance furnace, on the other hand, body of heater surface temperature is caused to raise, affect ambient temperature, this one, in addition, adopts lift overhang-door structure, fire door and furnace mouth sealing property bad, reduce further the thermo-efficiency of stove.Further, existing resistance furnace employing is conventional Kanthal wire, its heating properties is good, but heat-radiating properties then has much room for improvement, then be also the factor causing existing resistance furnace length heat-up time.
Utility model content
The purpose of this utility model is to overcome the deficiency of prior art and provides a kind of rational in infrastructure, heat-insulating property is excellent, heat-up time is short, thermo-efficiency is high energy-conservation chamber type electric resistance furnace.
A kind of energy-conservation chamber type electric resistance furnace of the utility model, comprise furnace shell, heat-insulating fiber felt, aluminum silicate insulation material, alumina firebrick, high alumina ceramic tapetum fibrosum, fire door, between the burner hearth and furnace shell of high-alumina refractory brick masonry, be disposed with aluminum silicate insulation material and heat-insulating fiber felt, be pasted with high alumina ceramic tapetum fibrosum at burner hearth internal surface.
A kind of energy-conservation chamber type electric resistance furnace of the utility model, be evenly equipped with locating pin in two sides of burner hearth, electric heating body installs around in described locating pin, forms wave heat tape.
A kind of energy-conservation chamber type electric resistance furnace of the utility model, described fire door hinge is contained in the fire door side that furnace shell is arranged, and opposite side is by being located at the locking latches locking location on furnace shell.
A kind of energy-conservation chamber type electric resistance furnace of the utility model, described fire door comprises shell, heat-insulating fiber felt, aluminum silicate insulation material, alumina firebrick, high alumina ceramic tapetum fibrosum, described high-alumina refractory brick masonry is in a side of shell, the heat-insulating fiber felt be filled in shell, aluminum silicate insulation material are enclosed in shell, high alumina ceramic tapetum fibrosum is pasted with at the outside surface of alumina firebrick, when fire door is closed, high alumina ceramic tapetum fibrosum and fire door is utilized to realize sealing.
A kind of energy-conservation chamber type electric resistance furnace of the utility model, described electric heating body is the belt Ni-Cr electric heating body that surface-coated has ZS-1061 far ultrared paint; Described far ultrared paint is produced by Beijing company of will Sheng Weihua Chemical Co., Ltd., and model is ZS-1061, and commodity are called high-temperature-resistant far infrared radiation coating.
A kind of energy-conservation chamber type electric resistance furnace of the utility model, the alumina silicate fiber felt that described heat-insulating fiber felt is produced by the prosperous Refractory Co., ltd in Zibo; The high aluminium profiles aluminum silicate particles that aluminum silicate insulation material is produced by the prosperous Refractory Co., ltd in Zibo; The alumina firebrick that alumina firebrick is produced by the prosperous Refractory Co., ltd in Zibo; High alumina ceramic tapetum fibrosum is produced by Zibo Ding Rong high-temperature material company limited, and model is YRGX-1360, and commodity are called high alumina ceramic tapetum fibrosum.
A kind of energy-conservation chamber type electric resistance furnace of the utility model, hearth floor is provided with drop-bottom prepared by high temperature heat-resisting material, and the high temperature heat-resisting material composition of drop-bottom is Cr:23 ~ 27%, Ni:19 ~ 21%, Mn≤1.5%, N≤0.25%.
The utility model, owing to adopting said structure, compared with prior art, has the following advantages:
1) on the one hand, owing to pasting high alumina ceramic tapetum fibrosum at burner hearth internal surface, heat energy in burner hearth enters aluminum silicate insulation material between burner hearth and furnace shell and heat-insulating fiber felt ratio through refractory brick is considerably reduced; On the other hand, adopt and realize sealing at fire door internal surface stickup high alumina ceramic tapetum fibrosum and fire door, effectively improve the stopping property of resistance furnace, improve the heat-insulating property of resistance furnace further, effectively reduce energy consumption, promote heat-up rate; In addition the utility model adopt alumina firebrick, heat-insulating fiber felt, aluminum silicate insulation material and high alumina ceramic tapetum fibrosum light fire brick more of the prior art, heat-insulating fiber, pearlstone insulation heat-insulating property good, effectively improve insulation heat-insulating property and the thermo-efficiency of body of heater, body of heater external skin temperatures does not change substantially, on ambient temperature no impact; Under the condition of identical heating power, the energy consumption of the utility model resistance furnace is only 1/2 of prior art.
2) the utility model has the belt Ni-Cr electric heating body of ZS-1061 far ultrared paint owing to have employed surface-coated, and its effective radiating area is large, and thermo-efficiency is high, homogeneous temperature, obviously can shorten the heat-up time of stove, thus, effectively reduce the energy consumption of stove further.Under the condition of identical heating power, the rate of heating of the utility model resistance furnace is 2 times of existing box-type furnace.
3) drop-bottom adopts high temperature heat-resisting material, and long service life is 10 ~ 15 years, is 3 ~ 5 times of common drop-bottom;
In sum, the utility model is rational in infrastructure, heat-insulating property is excellent, heat-up time is short, thermo-efficiency is high, long service life, is suitable for the renewal product as existing chamber type electric resistance furnace; Large-scale industrial production can be realized.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model front view;
Accompanying drawing 2 is the main sectional view of accompanying drawing 1;
Accompanying drawing 3 is the left sectional view of accompanying drawing 2;
In accompanying drawing: 1, furnace shell, 2, alumina firebrick, 3, aluminum silicate insulation material, 4, heat-insulating fiber felt, 5, high alumina ceramic tapetum fibrosum, 6, locating pin, 7, electric heating body, 8, drop-bottom, 9, fire door, 10, hinge, 11, locking latches.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further details:
Embodiment
See accompanying drawing 1,2,3, a kind of energy-conservation chamber type electric resistance furnace of the utility model, comprise furnace shell 1, heat-insulating fiber felt 4, aluminum silicate insulation material 3, alumina firebrick 2, high alumina ceramic tapetum fibrosum 5, fire door 10, between the burner hearth of building by laying bricks or stones at alumina firebrick 2 and furnace shell 1, be disposed with aluminum silicate insulation material 3 and heat-insulating fiber felt 4, be pasted with high alumina ceramic tapetum fibrosum 5 at burner hearth internal surface;
Be evenly equipped with locating pin 6 in two sides of burner hearth, electric heating body 7 installs around in described locating pin 6, forms wave heat tape; Described electric heating body 7 has the belt Ni-Cr electric heating body of ZS-1061 far ultrared paint for surface-coated;
Described fire door 9 hinge is contained in the fire door side that furnace shell 1 is arranged, and opposite side is locked by the locking latches 11 be located on furnace shell 1 and locates;
Described fire door 9 comprises shell 12, heat-insulating fiber felt 4, aluminum silicate insulation material 3, alumina firebrick 2, high alumina ceramic tapetum fibrosum 5, described high-alumina refractory brick masonry is in a side of shell 12, the aluminum silicate insulation material 3 be filled in shell 12, heat-insulating fiber felt 4 are enclosed in shell 12, high alumina ceramic tapetum fibrosum 5 is pasted with at the outside surface of alumina firebrick, when fire door is closed, high alumina ceramic tapetum fibrosum 5 and fire door is utilized to realize sealing;
Hearth floor is provided with drop-bottom 8 prepared by high temperature heat-resisting material,
In the present embodiment, the alumina silicate fiber felt that described heat-insulating fiber felt is produced by the prosperous Refractory Co., ltd in Zibo; The high aluminium profiles aluminum silicate particles that aluminum silicate insulation material is produced by the prosperous Refractory Co., ltd in Zibo; The alumina firebrick that alumina firebrick is produced by the prosperous Refractory Co., ltd in Zibo; High alumina ceramic tapetum fibrosum is produced by Zibo Ding Rong high-temperature material company limited, and model is YRGX-1360, and commodity are called high alumina ceramic tapetum fibrosum;
Described far ultrared paint is produced by Beijing company of will Sheng Weihua Chemical Co., Ltd., and model is ZS-1061, and commodity are called high-temperature-resistant far infrared radiation coating;
The high temperature heat-resisting material composition of drop-bottom is Cr:23 ~ 27%, Ni:19 ~ 21%, Mn≤1.5%, N≤0.25%.
Claims (8)
1. an energy-conservation chamber type electric resistance furnace, comprise furnace shell, heat-insulating fiber felt, aluminum silicate insulation material, alumina firebrick, high alumina ceramic tapetum fibrosum, fire door, it is characterized in that: between the burner hearth and furnace shell of high-alumina refractory brick masonry, be disposed with aluminum silicate insulation material and heat-insulating fiber felt, be pasted with high alumina ceramic tapetum fibrosum at burner hearth internal surface.
2. the energy-conservation chamber type electric resistance furnace of one according to claim 1, is characterized in that: be evenly equipped with locating pin in two sides of burner hearth, electric heating body installs around in described locating pin, forms wave heat tape.
3. the energy-conservation chamber type electric resistance furnace of one according to claim 2, is characterized in that: described electric heating body is the belt Ni-Cr electric heating body that surface-coated has ZS-1061 far ultrared paint.
4. the energy-conservation chamber type electric resistance furnace of one according to claim 1, is characterized in that: described fire door hinge is contained in the fire door side that furnace shell is arranged, and opposite side is by being located at the locking latches locking location on furnace shell.
5. the energy-conservation chamber type electric resistance furnace of one according to claim 4, it is characterized in that: described fire door comprises shell, heat-insulating fiber felt, aluminum silicate insulation material, alumina firebrick, high alumina ceramic tapetum fibrosum, described high-alumina refractory brick masonry is in a side of shell, the aluminum silicate insulation material be filled in shell, heat-insulating fiber felt are enclosed in shell, high alumina ceramic tapetum fibrosum is pasted with at the outside surface of alumina firebrick, when fire door is closed, high alumina ceramic tapetum fibrosum and fire door is utilized to realize sealing.
6. the energy-conservation chamber type electric resistance furnace of the one according to claim 1-5 any one, is characterized in that: on hearth floor, be provided with drop-bottom prepared by high temperature heat-resisting material.
7. the energy-conservation chamber type electric resistance furnace of one according to claim 3, is characterized in that: described far ultrared paint is produced by Beijing company of will Sheng Weihua Chemical Co., Ltd., and model is ZS-1061, and commodity are called high-temperature-resistant far infrared radiation coating.
8. the energy-conservation chamber type electric resistance furnace of one according to claim 6, is characterized in that: the alumina silicate fiber felt that described heat-insulating fiber felt is produced by the prosperous Refractory Co., ltd in Zibo; The high aluminium profiles aluminum silicate particles that aluminum silicate insulation material is produced by the prosperous Refractory Co., ltd in Zibo; The alumina firebrick that alumina firebrick is produced by the prosperous Refractory Co., ltd in Zibo; High alumina ceramic tapetum fibrosum is produced by Zibo Ding Rong high-temperature material company limited, and model is YRGX-1360, and commodity are called high alumina ceramic tapetum fibrosum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260121.XU CN204625692U (en) | 2015-04-27 | 2015-04-27 | A kind of energy-conservation chamber type electric resistance furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260121.XU CN204625692U (en) | 2015-04-27 | 2015-04-27 | A kind of energy-conservation chamber type electric resistance furnace |
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| CN204625692U true CN204625692U (en) | 2015-09-09 |
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| CN201520260121.XU Expired - Fee Related CN204625692U (en) | 2015-04-27 | 2015-04-27 | A kind of energy-conservation chamber type electric resistance furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105969954A (en) * | 2016-04-27 | 2016-09-28 | 苍南红炉电炉制造有限公司 | Electric heating furnace |
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2015
- 2015-04-27 CN CN201520260121.XU patent/CN204625692U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105969954A (en) * | 2016-04-27 | 2016-09-28 | 苍南红炉电炉制造有限公司 | Electric heating furnace |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20160427 |