CN207933263U - A kind of access equipment of molten tin bath protection gas - Google Patents
A kind of access equipment of molten tin bath protection gas Download PDFInfo
- Publication number
- CN207933263U CN207933263U CN201720682528.0U CN201720682528U CN207933263U CN 207933263 U CN207933263 U CN 207933263U CN 201720682528 U CN201720682528 U CN 201720682528U CN 207933263 U CN207933263 U CN 207933263U
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- China
- Prior art keywords
- gas
- channel
- molten tin
- tin bath
- access equipment
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Abstract
A kind of access equipment of the molten tin bath protection gas of the utility model, including the inlet channel of tin ullage is extended to, at least one gas outlet is provided on inlet channel, at least one gas outlet is towards tin liquor face and cover glass liquid is by unlapped area on path.Since molten tin bath inlet and outlet have glass substance disengaging always; tin liquor surface exposes; therefore protective gas is blown out above uncovered area and form protective layer, prevent exposed tin liquor face from being aoxidized, and the utility model only consumes less amount of protection gas and just can realize and prevents tin liquor from aoxidizing.It further include threeway; respectively with inlet channel, diffuse channel and air supply channel is connected; it diffuses channel and air supply channel is equipped with restricting element; by being opened and closed restricting element successively; it may insure protective gas being passed through the residual gas emptied before molten tin bath in inlet channel; air supply channel is equipped with the non-return element for preventing protective gas from flowing back, and can prevent high-temperature gas from flowing back to air supply channel when closing access equipment.
Description
Technical field
The utility model is related to float glass device fields, and in particular to a kind of access equipment of molten tin bath protection gas.
Background technology
Molten tin bath is the former of float glass process, and the glass metal of fusing enters molten tin bath, molding glass exit
Molten tin bath, molten tin bath bottom are metal tin liquor, and forming principle is to swim in glass metal to form plate glass in tin liquor, but tin liquor is held
It is easily aoxidized, to make glass surface tin sticky, influences to use.
Tin liquor is aoxidized in order to prevent, can be filled with protective gas in by molten tin bath.Protective gas is usually by nitrogen and hydrogen
The mixed gas of gas composition, nitrogen is inert gas, and for tin liquor and oxygen to be isolated, hydrogen is fuel gas, can be with remaining
Oxygen generates water vapour, for further consuming oxygen.
In the prior art, since molten tin bath inlet and outlet have glass substance disengaging always, in order to make air outside molten tin bath can not be into
Enter in molten tin bath, the working environment for keeping positive pressure in molten tin bath can be made, protective gas is constantly blown out out of molten tin bath, to protect molten tin bath
Interior tin liquor keeps its not oxidized.However the prior art has the following defects：Tin liquor aoxidizes in order to prevent, need to make empty in molten tin bath
Between keep positive pressure, it is therefore desirable to be continually fed into a large amount of protective gas and gas non-directional enter molten tin bath, that is to say, that needs be full of
Entire molten tin bath space just can guarantee the not oxidized of tin liquor, and gas consumption is big；And protective gas is by the top positioned at higher position
Cover enters molten tin bath, and apart from tin liquor identity distance from farther out, oxidation-protective effect is not sufficiently good.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome in the prior art tin liquor oxidation needs in order to prevent
The defect for consuming a large amount of protective gas, can only consume less amount of protection gas and just can realize to providing one kind preventing tin liquor oxygen
The access equipment of the molten tin bath protection gas of change.
Another technical problem to be solved in the utility model be to overcome in the prior art gas atmosphere inlet apart from tin
Liquid level distance farther out, the not sufficiently good defect of oxidation-protective effect, to provide one kind can be formed on tin liquor face surface it is anti-oxidation
Protect the access equipment of the molten tin bath protection gas of gas-bearing formation.
The design scheme of the utility model is as follows：
A kind of access equipment of molten tin bath protection gas, including：Extend to the inlet channel of tin ullage, the inlet channel
On be provided at least one gas outlet, at least one described gas outlet is towards the tin liquor face and cover glass liquid is by path
Upper unlapped area.
Preferably, the inlet channel is several air inlet pipe, and several ventholes are provided in the air inlet pipe.
Preferably, several ventholes on same cross section are different towards angle.
Preferably, further include threeway, the first access is connected with the inlet channel, another two accesses respectively with for
Residual gas diffuses channel and is connected with the air supply channel supplied to the inlet channel in discharge pipe.
Preferably, channel and the air supply channel of diffusing is equipped with restricting element.
Preferably, the air supply channel is equipped with the non-return element for preventing the protective gas reflux.
Preferably, the air supply channel is equipped with flow measurement device.
Preferably, the speed regulation device for gas to gas speed governing is provided on the inlet channel.
Preferably, the gas outlet and the tin liquor identity distance are from for 100-150mm.
Preferably, which is characterized in that the inlet channel and/or channel and/or the air supply channel of diffusing are by resistance to
The stainless steel of high temperature is made.
Technical solutions of the utility model have the following advantages that：
1, the access equipment of a kind of molten tin bath protection gas provided by the utility model, including extend to the air inlet of tin ullage
Channel is provided at least one gas outlet on the inlet channel, at least one described gas outlet towards the tin liquor face and
Cover glass liquid is by unlapped area on path.Since molten tin bath inlet and outlet have glass substance disengaging, tin liquor surface sudden and violent always
Dew, therefore blow out protective gas above uncovered area and form protective layer, prevent exposed tin liquor face from being aoxidized, and phase
Than in the prior art, the utility model, which only consumes less amount of protection gas and just can realize, prevents tin liquor from aoxidizing.
2, the access equipment of a kind of molten tin bath protection gas provided by the utility model, further includes threeway, the first access and institute
Inlet channel is stated to be connected, another two accesses respectively in discharge pipe residual gas diffuse channel and to the air inlet it is logical
The air supply channel of road gas supply is connected, and channel and the air supply channel of diffusing is equipped with restricting element, by being opened and closed the section successively
Fluid element, it can be ensured that protective gas is passed through to the residual gas emptied before molten tin bath in the inlet channel, the air supply channel
Equipped with the non-return element for preventing the protective gas reflux, it can prevent high-temperature gas from flowing back to gas supply when closing access equipment logical
Road.
3, the access equipment of a kind of molten tin bath protection gas provided by the utility model, preferably when, the gas outlet and the tin
Liquid level distance is 100-150mm, overcome in the prior art gas atmosphere inlet apart from tin liquor identity distance from farther out, oxidation-protective effect
Not sufficiently good defect improves oxidation-protective effect so as to form protection against oxidation gas-bearing formation on tin liquor face surface.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is that the molten tin bath of the utility model protects the access equipment schematic diagram of gas.
Reference sign：
1- tin liquors face；2- inlet channels；The gas outlets 3-；4- threeways；5- diffuses channel；6- air supply channels；7- restricting elements；
8- non-return elements；9- flow measurement devices；10- speed regulation device for gas.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can be combined with each other.
Fig. 1 shows the schematic diagram of the access equipment for the molten tin bath protection gas that a kind of specific embodiment of the utility model provides.
As shown, a kind of access equipment of molten tin bath protection gas, including：Extend to the air inlet pipe of 1 top of tin liquor face, the air inlet pipe
On be provided with several towards the different venthole of angle.The spray gun conduct to gas speed governing is provided on the inlet channel 2
Speed regulation device for gas 10 can control the rate of the venthole release guard gas in a certain range by adjusting this device
It is interior, it is enough to cover its protection gas-bearing formation so that being formed on exposed tin liquor surface, and glass metal surface is not caused to be fluctuated.
Since molten tin bath inlet and outlet have glass substance disengaging, the exposure of tin liquor surface always, therefore blows out and protect above uncovered area
Protect gas formed protective layer, prevent exposed tin liquor face 1 from being aoxidized, and compared with the prior art, the utility model only consume compared with
A small amount of protection gas, which just can be realized, prevents tin liquor from aoxidizing.The gas outlet 3 and the tin liquor face 1 overcome apart from for 100-150mm
In the prior art gas atmosphere inlet apart from tin liquor face 1 apart from farther out, oxidation-protective effect not sufficiently good defect, so as to
Protection against oxidation gas-bearing formation is formed on 1 surface of tin liquor face, improves oxidation-protective effect.
The access equipment of the molten tin bath protection gas further includes threeway 4, and the first access is connected with the inlet channel 2, separately
Two accesses are logical with the gas supply for diffusing channel 5 and being supplied to the inlet channel 2 for residual gas in discharge pipe respectively
Road 6 is connected.The air supply channel 6 is equipped with flow measurement device 9.The inlet channel 2 diffuses channel 5, on air supply channel 6
It is equipped with throttle valve.Before venting process, to avoid bringing air into the molten tin bath, the valve of the inlet channel 2 can be first closed,
Open the air supply channel 6 and the valve for diffusing channel 5, air in pipeline first emptied by diffusion mouth, then open it is described into
The valve in gas channel 2 finally diffuses the valve in channel 5, to avoid air in pipeline from entering molten tin bath described in closing.The gas supply
Channel 6 is equipped with the check-valves for preventing protective gas reflux, and the inlet channel 2 described diffuses channel 5 and the confession
Gas channel 6 is made of heat safe stainless steel, when closing access equipment, first opens desorption tube, turns off lance tube, avoid height
Wet body reflux air inlet pipeline.
It should be pointed out that the inlet channel 2 is not limited to an air inlet pipe, it can also be common group by several air inlet pipe
At.
It should be pointed out that the speed regulation device for gas 10 is not limited to spray gun, centrifugal or axial fan can also be
Or impeller etc..
It should be pointed out that the gas outlet 3 is 100-150mm with 1 preferred distance of tin liquor face, but not limited to this model
It encloses.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (10)
1. a kind of access equipment of molten tin bath protection gas, which is characterized in that including extending to the inlet channel above tin liquor face (1)
(2), it is provided at least one gas outlet (3) on the inlet channel (2), at least one described gas outlet (3) is described in
Tin liquor face (1) and cover glass liquid is by unlapped area on path.
2. protecting the access equipment of gas according to the molten tin bath described in claim 1, which is characterized in that the inlet channel (2) is
Several air inlet pipe are provided with several ventholes in the air inlet pipe.
3. protecting the access equipment of gas according to the molten tin bath described in claim 2, which is characterized in that several on same cross section
Venthole is different towards angle.
4. protecting the access equipment of gas according to the molten tin bath described in claim 1, which is characterized in that it further includes threeway (4),
First access is connected with the inlet channel (2), another two accesses respectively in discharge pipe residual gas diffuse it is logical
Road (5) is connected with the air supply channel (6) to the inlet channel (2) gas supply.
5. according to described in claim 4 molten tin bath protect gas access equipment, which is characterized in that it is described diffuse channel (5) and
Air supply channel (6) is equipped with restricting element (7).
6. protecting the access equipment of gas according to the molten tin bath described in claim 4, which is characterized in that the air supply channel (6) sets
It is useful for the non-return element (8) for preventing protective gas from flowing back.
7. protecting the access equipment of gas according to the molten tin bath described in claim 4, which is characterized in that the air supply channel (6) sets
There is flow measurement device (9).
8. according to claim 1-7 it is any described in molten tin bath protect gas access equipment, which is characterized in that the inlet channel
(2) speed regulation device for gas (10) to gas speed governing is provided on.
9. protecting the access equipment of gas according to the molten tin bath described in claim 1, the gas outlet (3) and the tin liquor face (1)
Distance is 100-150mm.
10. protecting the access equipment of gas according to the molten tin bath described in claim 4, which is characterized in that the inlet channel (2)
And/or described diffuse channel (5) and/or the air supply channel (6) is made of heat safe stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720682528.0U CN207933263U (en) | 2017-06-13 | 2017-06-13 | A kind of access equipment of molten tin bath protection gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720682528.0U CN207933263U (en) | 2017-06-13 | 2017-06-13 | A kind of access equipment of molten tin bath protection gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207933263U true CN207933263U (en) | 2018-10-02 |
Family
ID=63644998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720682528.0U Expired - Fee Related CN207933263U (en) | 2017-06-13 | 2017-06-13 | A kind of access equipment of molten tin bath protection gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207933263U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255868A (en) * | 2019-07-31 | 2019-09-20 | 上海耀皮玻璃集团股份有限公司 | A kind of float glass forming arrangement and forming method improving protective gas utilization efficiency |
| CN112851088A (en) * | 2021-02-09 | 2021-05-28 | 河南旭阳光电科技有限公司 | Diffusing device of molten tin bath |
-
2017
- 2017-06-13 CN CN201720682528.0U patent/CN207933263U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110255868A (en) * | 2019-07-31 | 2019-09-20 | 上海耀皮玻璃集团股份有限公司 | A kind of float glass forming arrangement and forming method improving protective gas utilization efficiency |
| CN110255868B (en) * | 2019-07-31 | 2024-04-02 | 上海耀皮玻璃集团股份有限公司 | Float glass forming device and forming method for improving utilization efficiency of shielding gas |
| CN112851088A (en) * | 2021-02-09 | 2021-05-28 | 河南旭阳光电科技有限公司 | Diffusing device of molten tin bath |
| CN112851088B (en) * | 2021-02-09 | 2023-01-06 | 河南旭阳光电科技有限公司 | Diffusing device of molten tin bath |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181002 Termination date: 20210613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |