CN220867282U - R-zone air inlet device of glass annealing kiln - Google Patents
R-zone air inlet device of glass annealing kiln Download PDFInfo
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- CN220867282U CN220867282U CN202322633764.1U CN202322633764U CN220867282U CN 220867282 U CN220867282 U CN 220867282U CN 202322633764 U CN202322633764 U CN 202322633764U CN 220867282 U CN220867282 U CN 220867282U
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- air inlet
- pipe
- inlet pipe
- outdoor air
- indoor air
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- 238000007507 annealing of glass Methods 0.000 title claims abstract description 23
- 238000000137 annealing Methods 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 abstract description 12
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The utility model discloses an air inlet device for an R region of a glass annealing kiln, which comprises an indoor air inlet pipe, an outdoor air inlet pipe and a connecting pipe, wherein the input end of the connecting pipe is respectively connected with the indoor air inlet pipe and the outdoor air inlet pipe, the output end of the connecting pipe is communicated with the R region of the annealing kiln through a fan, control valves are respectively arranged on the indoor air inlet pipe and the outdoor air inlet pipe, the opening of each control valve can be adjusted, and filter screens are detachably connected in the indoor air inlet pipe, the outdoor air inlet pipe and the connecting pipe. According to the utility model, the opening degree of the control valve is regulated, so that the proportion of cold air extracted from the outside and the inside to participate in hot air circulation can be controlled, the temperature of hot air circulation and the temperature falling speed of glass in the R area annealing kiln are indirectly controlled, the switching of the indoor air inlet pipe and the outdoor air inlet pipe can be realized through the arrangement of the two control valves, the filter screen is detachably connected, and the air inlet pipe can be cleaned and maintained conveniently.
Description
Technical Field
The utility model relates to the technical field of annealing kiln air inlet equipment, in particular to an air inlet device for an R region of a glass annealing kiln.
Background
The R region of the annealing kiln is called a hot air circulation forced convection cooling region, and in the production process of glass, a fan is required to draw hot air from the front part to blow the rear part or draw natural air from the outside to mix with the hot air drawn from the front part to blow the glass. In order to lower the temperature of the glass more quickly, natural air is usually drawn from the inside and outside of the room and hot air drawn from the front is mixed and blown toward the glass. However, in order to prevent the glass from cracking due to overlarge temperature variation, the temperature of circulating hot air needs to be controlled, namely, the proportion and the temperature of cold air are extracted from the indoor and the outdoor, the existing air inlet device for the R region of the annealing kiln can extract cold air and hot air from the indoor or the outdoor to mix and blow, and the air inlet for the R region of the annealing kiln also needs to synchronously meet the equipment requirement along with continuous iteration of production equipment.
In the use process, the temperature difference between indoor and outdoor air is larger due to seasons and glass melting furnaces, and the air is extracted from indoor or outdoor air to a certain extent, so that the temperature of circulating hot air is inconvenient to control, and when an air inlet pipeline is blocked, the air inlet pipe is inconvenient to clean and maintain by workers.
The patent document with the prior patent publication number of CN204454863U discloses a collection and utilization system of cooling air of a glass annealing kiln, which comprises an indoor exhaust pipe led out by the glass annealing kiln, wherein the indoor exhaust pipe is provided with an indoor exhaust pipe fan, an air outlet of the indoor exhaust pipe is connected with a three-way pipe, one air outlet of the three-way pipe is connected with the outdoor exhaust pipe through an assembled normally closed butterfly valve, the other air outlet of the three-way pipe is connected with an air inlet pipe of an air storage tank through an assembled normally open butterfly valve, an air outlet of the air inlet pipe of the air storage tank is connected with an air inlet of the air storage tank, the air storage tank is provided with a safety valve, an air outlet of the air storage tank is connected with a gas conveying pipe provided with a gas flow regulating valve, and a gas outlet of the gas conveying pipe is provided with the gas conveying fan. The utility model can effectively collect, store, convey and utilize the cooling air of the glass annealing kiln, thereby generating great economic benefit. Meanwhile, high-temperature gas discharged into the atmosphere is reduced, and the environment protection is facilitated.
When the temperature of the circulating hot air cannot be controlled, the air inlet pipe is inconvenient to clean and maintain by workers when the air inlet pipe is blocked.
Disclosure of utility model
The utility model aims to solve the technical problem of controlling the temperature of circulating hot air.
The utility model solves the technical problems by the following technical means: the utility model provides a glass annealing kiln R district hot blast blowpipe device, includes indoor air-supply line, outdoor air-supply line, connecting pipe, the input of connecting pipe is connected with indoor air-supply line, outdoor air-supply line respectively, the output of connecting pipe is linked together with annealing kiln R district kiln body through the fan, all be equipped with control valve on indoor air-supply line, the outdoor air-supply line, control valve aperture can be adjusted, and all detachable is connected with the filter screen in indoor air-supply line, the outdoor air-supply line, the connecting pipe.
The opening degree of the control valve is regulated, so that the proportion of cold air extracted from the outside and the inside to participate in hot air circulation can be controlled, the temperature of hot air circulation and the temperature falling speed of glass in an R area annealing kiln can be indirectly controlled, the switching of the indoor air inlet pipe and the outdoor air inlet pipe can be realized through the arrangement of the two control valves, the filter screen is detachably connected, and the air inlet pipe can be cleaned and maintained conveniently.
As the preferable technical scheme, the control valve comprises an indoor air inlet valve and an outdoor air inlet valve, wherein the indoor air inlet valve is arranged on an indoor air inlet pipe, and the outdoor air inlet valve is arranged on an outdoor air inlet pipe.
As the preferable technical scheme, the control valve comprises a valve body, a baffle and a positioning piece, wherein the baffle is slidably connected in the valve body and is fixedly connected with the valve body through the positioning piece, and the baffle and the inner cavity of the valve body enclose to form a flow channel.
As the preferable technical scheme, the locating piece comprises a locating bolt, a locating hole matched with the locating bolt is formed in the baffle, and the locating bolt is in plug-in fit with the locating hole.
As the preferable technical scheme, the positioning piece comprises a bolt, a threaded hole matched with the bolt is formed in the valve body, and the end part of the bolt abuts against the baffle.
As an optimal technical scheme, the connecting pipe is a T-shaped pipe, and two input ends of the connecting pipe are respectively connected with the indoor air inlet pipe and the outdoor air inlet pipe through flanges.
As the preferable technical scheme, the filter screen comprises a second steel wire mesh, two first connecting flanges are arranged on the indoor air inlet pipe, a second connecting flange is clamped between the two connecting flanges, the second steel wire mesh is fixedly arranged on the second connecting flange, and the first connecting flange and the second connecting flange are fastened through bolt connection.
As an optimal technical scheme, the outdoor air inlet pipe is a straight pipe.
As an optimal technical scheme, the outdoor air inlet pipe is a bent pipe.
As an optimal technical scheme, the second steel wire mesh is provided with a dust screen on the outer side.
The utility model has the advantages that:
(1) According to the utility model, the opening degree of the control valve is regulated, so that the proportion of cold air extracted from the outside and the inside to participate in hot air circulation can be controlled, the temperature of hot air circulation and the temperature falling speed of glass in the R area annealing kiln are indirectly controlled, the switching of the indoor air inlet pipe and the outdoor air inlet pipe can be realized through the arrangement of the two control valves, the filter screen is detachably connected, and the air inlet pipe can be cleaned and maintained conveniently.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an air intake device in R region of a glass annealing furnace according to embodiment 1 of the present utility model;
FIG. 2 is a schematic view of a partially enlarged structure of an air intake device in R region of a glass annealing furnace according to embodiment 1 of the present utility model;
FIG. 3 is a schematic cross-sectional view of an air inlet device in R region of a glass annealing furnace according to embodiment 1 of the present utility model;
FIG. 4 is a schematic diagram of the overall structure of an air intake device in R region of a glass annealing furnace according to embodiment 2 of the present utility model;
Reference numerals: 1. an indoor air inlet pipe; 101. a first steel wire mesh; 2. a T-shaped pipe; 201. a flange; 202. a second steel wire mesh; 3. an outdoor air inlet pipe; 4. an indoor air inlet valve; 401. a baffle; 402. positioning a bolt; 5. an outdoor air inlet valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, an air inlet device in R region of glass annealing furnace comprises an indoor air inlet pipe 1, an outdoor air inlet pipe 3 and a connecting pipe, wherein the input end of the connecting pipe is respectively connected with the indoor air inlet pipe 1 and the outdoor air inlet pipe 3, the output end of the connecting pipe is communicated with the R region furnace of the annealing furnace through a fan, the indoor air inlet pipe 1 and the outdoor air inlet pipe 3 are respectively provided with a control valve, the opening of the control valves can be adjusted, and filter screens are detachably connected in the indoor air inlet pipe 1, the outdoor air inlet pipe 3 and the connecting pipe, the proportion of cold air extracted from the outdoor and the indoor to participate in the hot air circulation can be controlled by adjusting the opening of the control valves, thereby indirectly controlling the temperature of the hot air circulation and the temperature falling speed of glass in the R region annealing furnace, the switching of the indoor air inlet pipe 1 and the outdoor air inlet pipe 3 can be realized by the arrangement of the two control valves, the filter screens are detachably connected, the filter screens can be conveniently cleaned and maintained, and the outdoor air inlet pipe 3 in this embodiment is provided with a bent pipe, the function of the bent pipe is used for avoiding interference with other equipment, and the filter screen is used for filtering impurities.
Referring to fig. 1, the control valve comprises an indoor air inlet valve 4 and an outdoor air inlet valve 5, the outdoor air inlet valve 5 and the indoor air inlet valve 4 have the same structure, the indoor air inlet valve 4 is arranged on an indoor air inlet pipe 1, the outdoor air inlet valve 5 is arranged on an outdoor air inlet pipe 3, the indoor air inlet valve 4 comprises a valve body, a baffle 401 and a positioning piece, the baffle 401 is slidably connected in the valve body and is fixedly connected with the valve body through the positioning piece, the baffle 401 and an inner cavity of the valve body enclose to form a flow passage, the area of the flow passage is the area where air can circulate, the positioning piece can be a positioning bolt 402, a positioning hole matched with the positioning bolt 402 is formed in the baffle 401, and the positioning bolt 402 is in plug-in fit with the positioning hole; the positioning piece can also be a bolt, a threaded hole matched with the bolt is formed in the valve body, the end of the bolt abuts against the baffle 401, the baffle 401 guarantees to form an air circulation area, the positioning piece is used for fixing the baffle 401, and the control valve can also be an electromagnetic valve or a scraper valve in the prior art.
Referring to fig. 1, the connecting pipe is a T-shaped pipe 2, two input ends of the T-shaped pipe are respectively connected with an indoor air inlet pipe 1 and an outdoor air inlet pipe 3 through flanges 201, the T-shaped pipe 2 comprises a horizontal section and a vertical section, the horizontal section is vertically welded and fixed with the vertical section, the horizontal section is connected with the indoor air inlet pipe 1, the vertical section is connected with the outdoor air inlet pipe 3, and the horizontal section and the vertical section are seamless steel pipes with the same diameter.
Referring to fig. 2, the filter screen includes a second steel wire mesh 202 and a first steel wire mesh 101, two first connection flanges are disposed on the indoor air inlet pipe 1, a second connection flange is disposed between the two connection flanges, the second steel wire mesh 202 is fixedly disposed on the second connection flange, the first connection flange and the second connection flange are fastened through bolt connection, a dust screen is disposed on the outer side of the second steel wire mesh 202, the first steel wire mesh 101 is detachably connected in a T-shaped pipe, and the mounting structure of the first steel wire mesh 101 is identical to that of the second steel wire mesh 202 and will not be described again here.
In order to improve the control effect, temperature sensors can be arranged indoors and outdoors, a temperature measuring couple is arranged in the kiln body, and feedback is carried out through the temperatures in the indoor, outdoor and kiln bodies, so that the opening degree of the control valve is adjusted, and the optimal air mixing effect is achieved.
The using method comprises the following steps: opening an indoor air inlet valve 4, closing an outdoor air inlet valve 5, enabling an indoor air inlet pipe 1 to be communicated with a T-shaped pipe 2, and enabling a fan to extract cold air from an indoor space to be mixed with hot air in the front of an R region for hot air circulation; opening an outdoor air inlet valve 5, closing an indoor air inlet valve 4, enabling an outdoor air inlet pipe 3 to be communicated with a T-shaped pipe 2, and enabling a fan to extract cold air from the outdoor and mix with hot air at the front part of an R region for hot air circulation; simultaneously open indoor air inlet valve 4, outdoor air inlet valve 5 for indoor air-supply line 1, outdoor air-supply line 3 communicates with T pipe 2 simultaneously, the fan is simultaneously from indoor, outdoor extraction cold air mixes with the anterior hot-blast circulation of R district, and can be through the size of control valve opening, the control fan is from indoor and the proportion that the outdoor extraction cold air participated in hot-blast circulation, indirect control hot-blast circulation's temperature and glass temperature decline speed in the R district annealing kiln, make the production process more controllable, the live time is longer or the tuber pipe blocks up and makes the air inlet effect not good, when clearing up and maintaining, accessible control indoor air-supply valve 4, outdoor air-supply valve 5's open and shut state, the indoor air-supply line 1 of deactivation or outdoor air-supply line 3, thereby when clearing up and maintaining air-supply line dust removal net and first wire net 101 and second wire net 202, reduce the influence to normal glass production, guarantee the normal progress of production process.
Example 2
Referring to fig. 4, the difference between the present embodiment and embodiment 1 is that the outdoor air inlet pipe 3 is a straight pipe.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The utility model provides a glass annealing kiln R district hot blast blowpipe device, its characterized in that, including indoor air-supply line (1), outdoor air-supply line (3), connecting pipe, the input of connecting pipe is connected with indoor air-supply line (1), outdoor air-supply line (3) respectively, the output of connecting pipe is linked together with annealing kiln R district kiln body through the fan, all be equipped with control valve on indoor air-supply line (1), the outdoor air-supply line (3), control valve aperture can be adjusted, and all detachable is connected with the filter screen in indoor air-supply line (1), outdoor air-supply line (3), the connecting pipe.
2. The R-zone air inlet device of the glass annealing furnace according to claim 1, wherein the control valve comprises an indoor air inlet valve (4) and an outdoor air inlet valve (5), the indoor air inlet valve (4) is arranged on the indoor air inlet pipe (1), and the outdoor air inlet valve (5) is arranged on the outdoor air inlet pipe (3).
3. The R-zone air inlet device of the glass annealing furnace according to claim 1, wherein the control valve comprises a valve body, a baffle plate (401) and a positioning piece, the baffle plate (401) is slidably connected in the valve body and is fixedly connected with the valve body through the positioning piece, and the baffle plate (401) and an inner cavity of the valve body are enclosed to form a flow channel.
4. A glass annealing furnace R region air inlet device according to claim 3, wherein the positioning piece comprises a positioning bolt (402), a positioning hole matched with the positioning bolt (402) is formed in the baffle plate (401), and the positioning bolt (402) is in plug-in fit with the positioning hole.
5. A glass annealing furnace R-zone air inlet device according to claim 3, wherein the positioning member comprises a bolt, a threaded hole matched with the bolt is formed in the valve body, and the end of the bolt abuts against the baffle plate (401).
6. The R-zone air inlet device of the glass annealing furnace according to claim 1, wherein the connecting pipe is a T-shaped pipe (2), and two input ends of the connecting pipe are respectively connected with the indoor air inlet pipe (1) and the outdoor air inlet pipe (3) through flanges (201).
7. The air inlet device for the R region of the glass annealing furnace according to claim 1, wherein the filter screen comprises a second steel wire mesh (202), two first connecting flanges are arranged on the indoor air inlet pipe (1), a second connecting flange is clamped between the two connecting flanges, the second steel wire mesh (202) is fixedly arranged on the second connecting flange, and the first connecting flange and the second connecting flange are fastened through bolt connection.
8. A glass annealing furnace R-zone air intake device according to claim 1, characterized in that the outdoor air intake pipe (3) is a straight pipe.
9. An air inlet device for an R region of a glass annealing furnace according to claim 1, wherein the outdoor air inlet pipe (3) is a bent pipe.
10. An air inlet device for an R region of a glass annealing furnace according to claim 7, wherein a dust screen is arranged outside the second steel wire mesh (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322633764.1U CN220867282U (en) | 2023-09-26 | 2023-09-26 | R-zone air inlet device of glass annealing kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322633764.1U CN220867282U (en) | 2023-09-26 | 2023-09-26 | R-zone air inlet device of glass annealing kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220867282U true CN220867282U (en) | 2024-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322633764.1U Active CN220867282U (en) | 2023-09-26 | 2023-09-26 | R-zone air inlet device of glass annealing kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220867282U (en) |
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2023
- 2023-09-26 CN CN202322633764.1U patent/CN220867282U/en active Active
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