CN208649121U - A kind of fine annealing device for optical glass colour developing - Google Patents
A kind of fine annealing device for optical glass colour developing Download PDFInfo
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- CN208649121U CN208649121U CN201820453988.0U CN201820453988U CN208649121U CN 208649121 U CN208649121 U CN 208649121U CN 201820453988 U CN201820453988 U CN 201820453988U CN 208649121 U CN208649121 U CN 208649121U
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- furnace
- furnace lining
- annealing device
- optical glass
- lining
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Abstract
A kind of fine annealing device for optical glass colour developing provided by the utility model, the fine annealing device include fire door, furnace lining, furnace shell, heating element, grate, machine frame in furnace；Grate is fixedly mounted on whole equipment bottom end, and grate is equipped with furnace shell, and furnace shell side is provided with fire door, furnace lining is equipped with inside furnace shell, furnace lining be three layers of heat insulation structural, three layers of heat insulation structural be followed successively by close to heating element be refractory material be internal layer, close to furnace shell be thermal insulation material be middle layer and outer layer；The heating element heated to furnace body is equipped with inside furnace lining；Preceding, left and right a direct plugging-in armoured thermocouple is installed at the top of furnace shell and respectively；More cooling air hoses arranged side by side are equipped at the top of furnace lining, every cooling air hose both ends are communicated with total blast pipe and total discharge pipe respectively, and total blast pipe is connected with the blower being arranged in outside furnace shell；The inlet and outlet of cooling pipe are equipped with the regulating valve of regulating air volume.
Description
Technical field
The utility model belongs to optical glass production equipment, especially a kind of fine annealing dress for optical glass colour developing
It sets.
Background technique
It is golden yellow in production at present, it is orange, when cut-off types optical glass material such as red need in fine annealing furnace into
Row secondary heat treatment can just show specific color and the curve of spectrum.Non-uniform temperature in annealing furnace, the too slow mistake of heating rate
The spatial uniformity that monolithic glass can all be seriously affected fastly, causes color inconsistent.Therefore to reach optical glass color of light
The consistency of spectrum, to the temperature uniformity of annealing furnace, the control of heating and cooling requires high.Traditional annealing device furnace is in low cost
Under the premise of temperature difference be unable to satisfy this application, and heating cooling rate can not be controlled very well.
Summary of the invention
Technical problem: the purpose of this utility model is to provide it is a kind of for optical glass colour developing fine annealing device,
Its structure is simple, and cost of manufacture is cheap, can guarantee the uniformity of in-furnace temperature and warming and cooling rate is easy to control, finally obtain
The high optical glass of color characteristics consistency.
Technical solution: to achieve the above object, the utility model provides the following technical solutions:
A kind of fine annealing device for optical glass colour developing of the utility model, which includes fire door
1, furnace lining 2, furnace shell 4, heating element 5, grate 6, machine frame 7 in furnace；Grate 6 is fixedly mounted on whole equipment bottom end, on grate 6
Equipped with furnace shell 4,4 side of furnace shell is provided with fire door 1, and 4 inner wall of furnace shell is coated with furnace lining 2, and furnace lining 2 is three layers of heat insulation structural, three layers every
Heat structure be followed successively by close to heating element 5 be refractory material be furnace lining internal layer 2-1, close to furnace shell 4 be thermal insulation material be furnace
Serve as a contrast middle layer 3-1 and furnace lining outer layer 3-2；2 inner wall of furnace lining is equipped with the heating element 5 heated to furnace body, and 2 inside center position of furnace lining is set
There are machine frame 7 in two floor kiln；Before the top of furnace shell 4 and shell, left and right the direct plugging-in armouring extending into burner hearth is respectively installed
Thermocouple 8；Roof of the furnace in furnace lining 2 is equipped with cooling air hose 13, cooling 13 both ends of air hose respectively with total blast pipe outside furnace lining 2
9 and total discharge pipe 10 communicate, total blast pipe 9 is connected with the blower 11 being arranged in outside furnace shell 4；The inlet and outlet of cooling air hose 13 are equipped with
The regulating valve 12 of regulating air volume.
Preferably, the fire door 1 is made of steel plate and refractory material.
Preferably, the grate 6 is welded into a frame, encased steel plate by fashioned iron.
Preferably, the thermocouple 8 is connect with external temperature control device, for measuring ambient temperature uniformity in control furnace.
Preferably, the furnace shell 4 is attached on steelframe again for steel plate and is welded, and has enough intensity protection furnace lining and adds
Gu electric cooker structure.
Preferably, the cooling air hose 13 is more and is disposed side by side on 2 top of furnace lining.
The utility model has the advantages that compared with prior art, the beneficial effects of the present invention are:
1. the utility model utilize with top thermocouple be referring especially to temperature, before remaining, left, three, right side thermocouple,
It amounts to four thermocouples and carries out monitoring temperature, temperature self-compensation is carried out by external temperature control system, can effectively ensure that
The uniformity of in-furnace temperature, up-down error are and low in cost within 2 °C.
2. the utility model utilizes top to cool down air hose, air quantity, control furnace that can be simple and fast are controlled by regulating valve
Interior temperature and gradient of temperature temperature rate, meet special annealing technique, to reach specific and uniform curve of spectrum wavelength.
Detailed description of the invention
Fig. 1 is the utility model device structural schematic diagram；
Fig. 2 is the structural schematic diagram of air hose in the utility model；
Fig. 3 is the schematic diagram of thermocouple distribution in the utility model.
Have in figure: fire door 1, furnace lining 2, furnace lining internal layer 2-1, furnace lining middle layer 3-1, furnace lining outer layer 3-2, furnace shell 4, heating element
5, grate 6, machine frame 7 in furnace, thermocouple 8, total blast pipe 9, total discharge pipe 10, blower 11, regulating valve 12, cooling air hose 13,
Air outlet 14.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
A kind of fine annealing device for optical glass colour developing of the utility model, which includes fire door
1, furnace lining 2, furnace shell 4, heating element 5, grate 6, machine frame 7 in furnace；Grate 6 is fixedly mounted on whole equipment bottom end, on grate 6
Equipped with furnace shell 4,4 side of furnace shell is provided with fire door 1, and furnace lining 2 is equipped with inside furnace shell 4, and furnace lining 2 is three layers of heat insulation structural, and three layers heat-insulated
Structure be followed successively by close to heating element 5 be refractory material be internal layer 2-1, close to furnace shell 4 be thermal insulation material be furnace lining middle layer
3-1 and outer layer 3-2；The heating element 5 heated to furnace body is equipped with inside furnace lining 2；At the top of furnace shell 4 and front, the left side, the right side are respectively pacified
Equipped with a direct plugging-in armoured thermocouple 8；More cooling air hoses 13 arranged side by side, every cooling air hose are equipped at the top of furnace lining 2
13 both ends are communicated with total blast pipe 9 and total discharge pipe 10 respectively, and total blast pipe 9 is connected with the blower 11 being arranged in outside furnace shell 4；Drop
The inlet and outlet of warm air hose 13 are equipped with the regulating valve 12 of regulating air volume.
As shown in Figure 1, a kind of fine annealing device for optical glass colour developing of the utility model, annealing device is by furnace
Frame 6, furnace shell 4, furnace lining 2, machine frame 7 in furnace, fire door 1, heating element 5 are constituted.Grate 6 is in whole equipment bottom end, by steel welding
It is connected into a frame, encased steel plate.Furnace shell 4 is that steel plate is attached on steelframe again and is welded, have enough intensity protection furnace lining and
Reinforce electric cooker structure.Furnace lining 2 is three layers of Design on thermal insulation, is made of refractory material and thermal insulation material, and what it is close to heating element 5 is
Refractory material is internal layer, close to shell 4 be thermal insulation material be middle layer and outer layer.Fire door 1 is made of steel plate and refractory material,
It reduces heat waste with good sealing performance.Furnace lining internal layer 2-1 is formed by refractory material high alumina is brick, and outer layer 3 is in furnace lining
Thermal insulation material, by light weight fireclay brick, diatom powder is built into.The effect of furnace lining 2 is to maintain in-furnace temperature, with certain refractoriness and resists
Rapid heat cycle.The heating element 5 to be heated to burner hearth is inlaid on the inside of refractory material liner body two sides, material is
Nichrome.2 periphery cladding furnace shell 4 of furnace lining, effect is protection furnace lining 2, ruggedized equipment structure.There are four grates for device bottom
6, a frame, encased steel plate are welded into fashioned iron.It, which is acted on, is subject to furnace lining and workpiece load.Center is work in two floor kiln in furnace
7 are shelved, low-temperature annealing uses stainless steel material, and machine frame bottom big hole is uniform convenient for heat dissipation.
As shown in figure 3, at the top of annealing device and preceding, left, right respectively one direct plugging-in armoured thermocouple 8 of installation, four in total,
For measuring ambient temperature uniformity in control furnace, and it is connect with external temperature control device.In order to enable in fine annealing device furnace
Temperature is uniform, installs 4 thermocouples 8 in furnace body in total, and the temperature information that thermocouple 8 will test passes to temperature control mould
Block, when temperature is when except setting value, temperature control modules can be turned off or be closed to heater circuit, to realize temperature
It is required.It is tested additionally by the thermocouple 8 of four different locations, can more preferably reflect temperature conditions in entire furnace body, and automatic
Carry out 4 temperature-compensatings.To realize temperature uniformity.
As shown in Fig. 2, more cooling air hoses 13 are disposed side by side at the top of furnace lining, every cooling air hose 13 and total discharge pipe 10
It communicates, all air hoses share a total blast pipe 9, one total discharge pipes 10.The blower 11 always blast pipe 9 and be arranged in outside furnace body
It is connected.The regulating valve 12 of the inlet and outlet setting regulating air volume of cooling air hose 13.Blower 11 is connected with control system, works as liter
Temperature or cooling rate are below or above parameter preset, and regulating valve 12 can be arranged in control system, control air force, to come
Heat up rate of temperature fall in regulating stove.It is finally relatively easy to reach and is expected to want low annealing process.
It is referring especially to temperature that the utility model, which is utilized with top thermocouple, and before remaining, left, right three thermocouples are amounted to
Four thermocouples carry out monitoring temperature, carry out temperature self-compensation by external temperature control system, can effectively ensure that in furnace
The uniformity of temperature, up-down error are and low in cost within 2 °C.
The utility model utilizes top to cool down air hose, air quantity is controlled by regulating valve, in control furnace that can be simple and fast
Temperature and gradient of temperature temperature rate, meet special annealing technique, to reach specific and uniform curve of spectrum wavelength.Through multiple
Experiments have shown that: the fine annealing device in optical glass process color, control air quantity are to guarantee the good skill of furnace body thermal property
One of art measure.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of fine annealing device for optical glass colour developing, which is characterized in that the fine annealing device includes fire door
(1), furnace lining (2), furnace shell (4), heating element (5), grate (6), machine frame (7) in furnace；Grate (6), which is fixedly mounted on, entirely to be set
Standby bottom end, grate (6) are equipped with furnace shell (4), and furnace shell (4) side is provided with fire door (1), and furnace shell (4) inner wall is coated with furnace lining (2),
Furnace lining (2) be three layers of heat insulation structural, three layers of heat insulation structural be followed successively by close to heating element (5) be refractory material be furnace lining internal layer
(2-1), close to furnace shell (4) be thermal insulation material be furnace lining middle layer (3-1) and furnace lining outer layer (3-2)；Furnace lining (2) inner wall be equipped with pair
The heating element (5) of furnace body heating, the internal center position of furnace lining (2) are equipped with machine frame (7) in two floor kiln；At the top of furnace shell (4) and
Before shell, left and right the direct plugging-in armoured thermocouple (8) extending into burner hearth is respectively installed；Roof of the furnace in furnace lining (2)
Equipped with cooling air hose (13), cooling air hose (13) both ends respectively with the outer total blast pipe (9) of furnace lining (2) and total discharge pipe (10) phase
Logical, total blast pipe (9) is connected with setting in the blower (11) of furnace shell (4) outside；The inlet and outlet of cooling air hose (13), which are equipped with, adjusts wind
Measure the regulating valve (12) of size.
2. the fine annealing device according to claim 1 for optical glass colour developing, which is characterized in that the fire door
(1) it is made of steel plate and refractory material.
3. the fine annealing device according to claim 1 for optical glass colour developing, which is characterized in that the grate
(6) frame is welded by fashioned iron, outside is surrounded by steel plate.
4. the fine annealing device according to claim 1 for optical glass colour developing, which is characterized in that the thermocouple
(8) it is connect with outside temperature control device, controls ambient temperature uniformity in measurement control furnace in the external temperature control device.
5. the fine annealing device according to claim 1 for optical glass colour developing, which is characterized in that the furnace shell
(4) it is attached on steelframe and is welded again for steel plate, there is enough intensity protection furnace lining and reinforce electric cooker structure.
6. the fine annealing device according to claim 1 for optical glass colour developing, which is characterized in that the cooling wind
Pipe (13) is more and is disposed side by side at the top of furnace lining (2).
7. the fine annealing device according to claim 1 for optical glass colour developing, which is characterized in that work in the furnace
Shelve (7) bottom equipped with big hole, uniformly convenient for heat dissipation.
8. the fine annealing device according to claim 1 for optical glass colour developing, which is characterized in that in the furnace lining
Layer (3-1) and outer layer (3-2) are built by light weight fireclay brick, Nian Jie by diatom powder between brick and brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820453988.0U CN208649121U (en) | 2018-04-02 | 2018-04-02 | A kind of fine annealing device for optical glass colour developing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820453988.0U CN208649121U (en) | 2018-04-02 | 2018-04-02 | A kind of fine annealing device for optical glass colour developing |
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| Publication Number | Publication Date |
|---|---|
| CN208649121U true CN208649121U (en) | 2019-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820453988.0U Expired - Fee Related CN208649121U (en) | 2018-04-02 | 2018-04-02 | A kind of fine annealing device for optical glass colour developing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108383364A (en) * | 2018-04-02 | 2018-08-10 | 南通市国光光学玻璃有限公司 | A kind of fine annealing device for optical glass colour developing |
-
2018
- 2018-04-02 CN CN201820453988.0U patent/CN208649121U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108383364A (en) * | 2018-04-02 | 2018-08-10 | 南通市国光光学玻璃有限公司 | A kind of fine annealing device for optical glass colour developing |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20200402 |