CN201169604Y - Mobile cover-type annealing furnace - Google Patents
Mobile cover-type annealing furnace Download PDFInfo
- Publication number
- CN201169604Y CN201169604Y CNU200720130062XU CN200720130062U CN201169604Y CN 201169604 Y CN201169604 Y CN 201169604Y CN U200720130062X U CNU200720130062X U CN U200720130062XU CN 200720130062 U CN200720130062 U CN 200720130062U CN 201169604 Y CN201169604 Y CN 201169604Y
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- heater
- annealing furnace
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Abstract
The utility model relates to a movable hood-type annealing furnace, which is a novel energy-saving heat-treatment device for annealing metalworks. The movable hood-type annealing furnace adopts the structure of a hood-type furnace, has superior heat-insulating property, and not only solves the problem of energy waste but also effectively improves the charging amount and the service efficiency of the device. The movable hood-type annealing furnace comprises a furnace frame, a furnace body, a heating system and a trolley, wherein, the furnace body takes the shape of a shell; the lower circumference of the furnace body contacts the upper part of the trolley; and a lifting device is arranged on the furnace frame and connected to the furnace body.
Description
Technical field
The utility model relates to the annealing furnace that workpiece is carried out anneal.
Background technology
At present, annealing furnace generally is car type furnace, box-type furnace or pit furnace.These stoves have a large amount of heat energy losses when the loading and unloading material, cause the energy consumption of equipment to heighten.
Summary of the invention
The purpose of this utility model provides a kind of for the little annealing furnace with save energy of heat energy loss.
This movable type bell type annealing furnace comprises grate, body of heater, heating system, chassis, and body of heater becomes the case shape, and the lower periphery of body of heater contacts with the top of chassis; Liftable lifting gear is set on the grate, and lifting gear is connected on the body of heater.
During use, workpiece is placed on the chassis, and case shape body of heater and chassis have formed the seal cavity of sealing, and workpiece promptly is annealed in this space.Annealing finishes, and body of heater rises under the effect of lifting gear and separates with chassis, and chassis is left discharging.Because be that case shape body of heater moves on whole, the heat in the body of heater remains in the stove substantially, thermal losses is less.
Above-mentioned annealing furnace, the inwall of body of heater are provided with the full fiber pure aluminium silicate module as the heat insulating layer.As the heat insulating layer, obviously reduced body of heater distributing in a large number of heat all around with existing full fiber pure aluminium silicate module, this save energy can reach 35%.Preferably the heating unit in the heating system is the resistive band that links to each other with power supply, and resistive band coiled waveform is fixed on the inwall of heat insulating layer.This structure has improved the thermal radiation of stove silk, has reduced the heat that leaks, and also makes furnace temperature more even.Described part resistive band also is arranged on the upper surface of chassis, and the base plate made from heat-resisting steel sheet and plate is set on the resistive band of chassis upper surface.The periphery of inner wall of body of heater, chassis upper surface are all arranged resistive band, guarantee the homogeneity of furnace temperature.The base plate that heat-resisting steel sheet and plate is made is set on the resistive band of chassis upper surface, can prevents that oxide skin on the workpiece from falling in the stove silk and cause short circuit.
Above-mentioned annealing furnace is provided with the sealing cord that alumina silicate fibre blanket is made between the top contact surface of the lower periphery of body of heater and chassis.Make with existing sealing cord to become flexible sealing between body of heater and the chassis, guarantee that heat does not leak, the sealing rope has light weight simultaneously, and sealing is reliable, characteristics such as long service life.
Above-mentioned annealing furnace is provided with snubber assembly up and down on ground, when body of heater moved downward, body of heater contacted with snubber assembly earlier, contacts with chassis again.Fall on the chassis the impact of chassis for reducing body of heater, the snubber assembly up and down of setting guarantees that body of heater is reliable, drops on the chassis stably.Snubber assembly belongs to prior art, no longer describes.
Above-mentioned annealing furnace is being provided with on grate and the contacted liner up and down of sidewall of the furnace body.In the time of about body of heater, liner is not crooked for guaranteeing body of heater.Liner belongs to prior art, and for example, it comprises the guide rail that is arranged on the grate, and corresponding grooves is set on the sidewall of the furnace body, and guide rail stretches in the groove.
Above-mentioned annealing furnace is provided with the nitrogen inlet that communicates with source nitrogen on the body of heater.To inflated with nitrogen in the stove, implement the nitrogen protection against oxidation by nitrogen inlet.
Above-mentioned annealing furnace, adopting silicon controlled rectifier in the heating system is power element.With the silicon controlled rectifier is that power element is a prior art in the heating system, and it is adjusted power automatically according to the signal of temperature control instrument.Use the silicon controlled rectifier to change the switching form of contactor, reduced powerful device impact to electrical network when heating.
Description of drawings
Fig. 1 is the front view of portable bell type annealing furnace.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is a liner synoptic diagram up and down among Fig. 2.
Fig. 5 is a snubber assembly synoptic diagram up and down among Fig. 3.
Fig. 6 is the resistive band synoptic diagram of coiled waveform.
Embodiment
Concrete structure below in conjunction with the energy-conservation portable bell type annealing furnace of figure explanation the utility model.
Portable bell type annealing furnace shown in Fig. 1-3 comprises grate 1, body of heater 2, heating system, chassis 3.2 one-tenth case shapes of body of heater are suspended on the electric block (lifting gear) 11 on top, and electric block is fixed on the top of grate 1.The sealing cord 5 that alumina silicate fibre blanket is made is set between the lower periphery of body of heater and the top periphery of chassis, forms flexible sealing.
The inwall of body of heater is provided with the full fiber pure aluminium silicate module as heat insulating layer 6.Heating unit in the heating system is the 0Cr21Al6Nb resistive band 7 that links to each other with power supply, resistive band coiled waveform, the part resistive band is fixed on the inwall of heat insulating layer, also have the part resistive band to be arranged on the upper surface of chassis, the thin type base plate made from heat-resisting steel sheet and plate 8 is set on the resistive band of chassis upper surface, does not adopt thick base plate to significantly reduce the consumption of heat.
Two snubber assemblys 9 up and down respectively are set on the ground of chassis both sides.Snubber assembly 9 comprises nut 91; Backing plate 92; Pressing plate 93; Cylindroid helical-coil compression spring 95; Spring guide pillar 96; Location guide 97; Connect base plate 94.Connect base plate 94 lower ends and be fixed on the ground the fixedly connected spring guide pillar 96 in top.Spring guide pillar 96 upper ends connect backing plates 92 by nut 91, and cylindroid helical-coil compression spring 95 is arranged on sky and is enclosed within pressing plate 93 on the spring guide pillar 96, connects between the base plate 94, and when normality, cylindroid helical-coil compression spring 95 makes pressing plate contact with backing plate 92.On the sidewall of the furnace body on the top of pressing plate 93, be connected with top board 10.When body of heater moved downward, with after pressing plate 93 contacts, the elastic force that makes pressing plate overcome cylindroid helical-coil compression spring 95 continued to move down earlier for top board 10, and afterwards, the bottom of body of heater contacts with the top of chassis again.Whole body of heater is to be suspended on the electric block on top, if buffering can produce certain surging force to chassis dropping on the chassis not, causes the chassis reduction in work-ing life easily.Had the buffering after, body of heater is fallen earlier on the spring, slowly again toward dropping on the chassis, significantly reduced surging force.
Four up and down liner 4 comprise the component such as roller shaft 42 that connect on the last lower guideway 41 that is arranged on the grate, the sidewall of the furnace body, roller shaft 42 connects roller 43 by rolling bearing, the periphery of roller 43 is provided with corresponding grooves 44, and last lower guideway 41 stretches in this groove 44.When body of heater moved up and down, last lower guideway 41 cooperated with groove 44, and moving up and down of body of heater played guide effect.
For reducing the degree of oxidation of workpiece in the stove, on body of heater, be provided with nitrogen protection device, to carrying out nitrogen protection in the stove.Nitrogen protection device uses prior art, no longer describes.
During use,, chassis is reached case shape bottom of furnace body, case shape body of heater is fallen on the chassis rapidly by electric block by step-down gear by manually workpiece 12 being put on the chassis.The heating energy source of body of heater is to adopt electric energy, by the resistive band heating that heats up, finish anneal after, by electric block case shape body of heater is risen, mobile trolley used, unload workpiece and get final product.Workpiece can be linear, also can be the dish circle.
The utlity model has following advantage:
(1) furnace lining adopts the high-quality aluminosilicate fiber cotton, and it is fast to have a programming rate, heat-insulating property height, joint Economize the consumption of electric energy, improved the heat accumulation function of stove, reduced the temperature rise on stove surface.
(2) heating element heater is to adopt resistive band coiled waveform, utilizes the porcelain nail to be fixed on the entire fibre lining, Improve the radianting capacity of stove silk, impelled the even of furnace temperature, also easy access.
(3) for solving the thermal loss at fire door place, fire door adopts flexible sealing.
(4) fall on the chassis the impact of chassis for reducing body of heater, be provided with buffering in the both sides of body of heater Mechanism guarantees that body of heater is reliable, drops on the chassis stably.
This Mobile cover-type annealing furnace is the heat treatment of specializing in a kind of novel energy-conserving of all kinds of metalwork annealing Equipment, it adopts the structure of bell furnace, and it is excellent to have heat-insulating property, and the practical value of energy-saving consumption-reducing is arranged, it Not only solved the problem of energy waste, also Effective Raise batch, improved the service efficiency of equipment.
Claims (10)
1. a portable bell type annealing furnace comprises grate, body of heater, heating system, chassis, it is characterized in that: body of heater becomes the case shape, and the lower periphery of body of heater contacts with the top of chassis; Liftable lifting gear is set on the grate, and lifting gear is connected on the body of heater.
2. annealing furnace according to claim 1 is characterized in that: the inwall of body of heater is provided with the full fiber pure aluminium silicate module as the heat insulating layer, and energy-saving and cost-reducing is the characteristics of the utility model Equipment for Heating Processing.
3. annealing furnace according to claim 2 is characterized in that: the heating unit in the heating system is the resistive band that links to each other with power supply, and resistive band coiled waveform is fixed on the inwall of heat insulating layer.
4. annealing furnace according to claim 3 it is characterized in that: further comprising the resistive band of the upper surface that is arranged on chassis, and the base plate made from heat-resisting steel sheet and plate is set on the resistive band of chassis upper surface.
5. annealing furnace according to claim 1 is characterized in that: between the top contact surface of the lower periphery of body of heater and chassis the sealing cord that alumina silicate fibre blanket is made is set.
6. according to the described arbitrary annealing furnace of claim 1-5, it is characterized in that: snubber assembly up and down is set on ground, and when body of heater moved downward, body of heater contacted with snubber assembly earlier, contacts with chassis again.
7. according to the described arbitrary annealing furnace of claim 1-5, it is characterized in that: on grate, be provided with and the contacted liner up and down of sidewall of the furnace body.
8. annealing furnace according to claim 7 is characterized in that: described liner comprises the guide rail that is arranged on the grate, and corresponding grooves is set on the sidewall of the furnace body, and guide rail stretches in the groove.
9. according to the described arbitrary annealing furnace of claim 1-5, it is characterized in that: the nitrogen inlet that communicates with source nitrogen is set on the body of heater.To implementing the nitrogen protection against oxidation in the stove.
10. according to the described arbitrary annealing furnace of claim 1-5, it is characterized in that: adopting silicon controlled rectifier in the heating system is power element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720130062XU CN201169604Y (en) | 2007-12-31 | 2007-12-31 | Mobile cover-type annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720130062XU CN201169604Y (en) | 2007-12-31 | 2007-12-31 | Mobile cover-type annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201169604Y true CN201169604Y (en) | 2008-12-24 |
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ID=40208657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720130062XU Expired - Fee Related CN201169604Y (en) | 2007-12-31 | 2007-12-31 | Mobile cover-type annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201169604Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102362139A (en) * | 2009-03-25 | 2012-02-22 | 艾伯纳工业筑炉有限公司 | Method for preheating annealing products in hood-type annealing system |
| CN103014258A (en) * | 2012-12-12 | 2013-04-03 | 肇庆宏旺金属实业有限公司 | Annealing processing system |
| CN106435136A (en) * | 2016-09-23 | 2017-02-22 | 武汉钢铁股份有限公司 | Sample inlet and outlet device used for box type annealing furnace and using method for sample inlet and outlet device |
| CN107099647A (en) * | 2017-05-02 | 2017-08-29 | 内蒙古包钢钢联股份有限公司 | A kind of method for optimizing bell furnace batch |
| CN108359782A (en) * | 2018-03-03 | 2018-08-03 | 滁州市成业机械制造有限公司 | A kind of heat treatment process non-standard bell-type furnace |
-
2007
- 2007-12-31 CN CNU200720130062XU patent/CN201169604Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102362139A (en) * | 2009-03-25 | 2012-02-22 | 艾伯纳工业筑炉有限公司 | Method for preheating annealing products in hood-type annealing system |
| CN102362139B (en) * | 2009-03-25 | 2014-03-05 | 艾伯纳工业筑炉有限公司 | Method for preheating annealing products in hood-type annealing system |
| CN103014258A (en) * | 2012-12-12 | 2013-04-03 | 肇庆宏旺金属实业有限公司 | Annealing processing system |
| CN103014258B (en) * | 2012-12-12 | 2014-10-29 | 肇庆宏旺金属实业有限公司 | Annealing processing system |
| CN106435136A (en) * | 2016-09-23 | 2017-02-22 | 武汉钢铁股份有限公司 | Sample inlet and outlet device used for box type annealing furnace and using method for sample inlet and outlet device |
| CN107099647A (en) * | 2017-05-02 | 2017-08-29 | 内蒙古包钢钢联股份有限公司 | A kind of method for optimizing bell furnace batch |
| CN108359782A (en) * | 2018-03-03 | 2018-08-03 | 滁州市成业机械制造有限公司 | A kind of heat treatment process non-standard bell-type furnace |
| CN108359782B (en) * | 2018-03-03 | 2019-08-09 | 滁州市成业机械制造有限公司 | A kind of heat treatment process non-standard bell-type furnace |
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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: 20081224 Termination date: 20111231 |