CN217377708U - Float glass annealing kiln circulative cooling waste heat utilization system - Google Patents
Float glass annealing kiln circulative cooling waste heat utilization system Download PDFInfo
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- CN217377708U CN217377708U CN202221057653.XU CN202221057653U CN217377708U CN 217377708 U CN217377708 U CN 217377708U CN 202221057653 U CN202221057653 U CN 202221057653U CN 217377708 U CN217377708 U CN 217377708U
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model provides a circulating cooling waste heat utilization system of a float glass annealing kiln, belonging to the technical field of float glass production; including annealing kiln, circulating fan, waste heat utilization equipment, temperature stable regulation system, annealing kiln with circulating fan is linked together through the outlet duct, circulating fan with waste heat utilization equipment is linked together through first connecting pipe, waste heat utilization equipment's the end fixedly connected with second connecting pipe of giving vent to anger, the one end of second connecting pipe with temperature stable regulation system is linked together, temperature stable regulation system intercommunication has the third connecting pipe, the one end fixedly connected with forced air cooling pipe of third connecting pipe, the forced air cooling pipe is located the annealing kiln. The utility model discloses a set up annealing kiln, circulating fan, waste heat utilization equipment, stable governing system in temperature, can make full use of annealing kiln high-temperature gas's heat energy, improve waste heat utilization rate, reduced the waste of heat.
Description
Technical Field
The utility model relates to a float glass production technical field, in particular to float glass annealing kiln circulative cooling waste heat utilization system.
Background
An important link in the float glass production process is annealing after glass forming, wherein the glass is formed in a tin bath in the production process, and the temperature of the formed tin bath is about 650 ℃. Then the glass enters an annealing kiln for annealing, the temperature of the glass is reduced from about 650 ℃ to about 70 ℃ in the annealing process, and the annealing, slow cooling, fast cooling and fast cooling stages are carried out. The whole process is realized by orderly controlling the all-steel all-electric full-automatic annealing kiln, thereby eliminating all internal stress of the glass in the production process and achieving the purposes of cutting and boxing finished products. At this in-process glass has a large amount of heat releases, and this hot-blast directly discharges in the air at present, and then has leaded to the heat waste, consequently, this application provides a float glass annealing kiln circulative cooling waste heat utilization system and has satisfied the demand.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a float glass annealing kiln circulative cooling waste heat utilization system is in order to solve current hot-blast direct discharge air, and then has leaded to the extravagant problem of heat.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a float glass annealing kiln circulative cooling waste heat utilization system, includes annealing kiln, circulating fan, waste heat utilization equipment, temperature stable regulation system, the annealing kiln with circulating fan is linked together through the outlet duct, circulating fan with waste heat utilization equipment is linked together through first connecting pipe, waste heat utilization equipment's the end fixedly connected with second connecting pipe of giving vent to anger, the one end of second connecting pipe with temperature stable regulation system is linked together, temperature stable regulation system intercommunication has the third connecting pipe, the one end fixedly connected with air-cooled pipe of third connecting pipe, air-cooled pipe is located the annealing kiln.
Preferably, the first connecting pipe is fixedly connected with an emergency exhaust pipe, the third connecting pipe is fixedly connected with a flow meter, and the third connecting pipe is fixedly connected with a gas filling pipe.
Preferably, the air outlet pipe, the air filling pipe, the third connecting pipe and the emergency exhaust pipe are all provided with control valves.
Preferably, a plurality of branch pipes are fixedly connected to the side wall of the air cooling pipe, and a cooling spray head is fixedly connected to the bottom end of each branch pipe.
Preferably, the branch pipe and the cooling nozzle are both fixedly connected with flanges, and the pair of flanges are fixedly connected through bolts and nuts.
Preferably, the cooling spray head is of a spherical structure.
Preferably, the plurality of branch pipes are uniformly distributed in the direction of the axis of the air-cooling pipe.
Compared with the prior art, the utility model, following beneficial effect has at least:
in the scheme, by arranging the annealing kiln, the circulating fan, the waste heat utilization device, the air outlet pipe, the air adding pipe, the third connecting pipe, the emergency exhaust pipe and the control valve, the circulating fan injects high-temperature gas in the annealing kiln to the waste heat utilization device through the air outlet pipe and the first connecting pipe, the waste heat utilization device is utilized to utilize the heat of the high-temperature gas, the utilized gas enters the temperature stabilizing and adjusting system through the second connecting pipe, the temperature is adjusted through the temperature stabilizing and adjusting system, the adjusted gas enters the air cooling pipe through the third connecting pipe and enters the annealing kiln through the air cooling pipe, the glass in the annealing kiln is cooled again, by arranging the emergency exhaust pipe, the gas is exhausted in an emergency situation, by arranging the flowmeter and the air adding pipe, the flowmeter monitors the gas flow in the third connecting pipe, when the flow is insufficient, the cooling gas is injected into the third connecting pipe through the air adding pipe, with the regulation to the gas volume of annealing kiln internal cooling, the float glass annealing kiln circulative cooling waste heat utilization system of this application, can make full use of annealing kiln high-temperature gas's heat energy, the heat waste has been reduced, compared with the prior art, the temperature of gas (90 ℃ -120 ℃) after the thermal utilization, the air of this temperature is carried the annealing kiln cooling again and is gone, realized that the inlet gas temperature is high, export waste heat gas temperature risees, the quality increases, the promotion of this waste heat utilization matter, efficiency obtains very big improvement, and because the inlet temperature risees, required cooling gas volume will increase, the high-quality utilization that has obtained of the high-quality waste heat that makes phase change, the abundant partial heat that has utilized the evacuation, improve the primary cooling gas temperature of advance and retreat annealing kiln, the stress that the cooling difference in temperature leads to has also been reduced.
Through setting up a plurality of bleeder and a plurality of cooling shower nozzle, the gaseous air-cooled pipe that gets into after the cooling, then blow to the annealing kiln in through a plurality of bleeder and a plurality of cooling shower nozzle, realize cooling down the glass of annealing kiln, a plurality of cooling shower nozzles are spherical structure, can be with even blowing of cooling gas to the annealing kiln in, it is even to avoid cooling gas to distribute at the annealing kiln, reduce the cooling effect to glass, and avoid local quench, lead to glass to break.
Drawings
The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the disclosure and, together with the description, further serve to explain the principles of the disclosure and to enable a person skilled in the pertinent art to make and use the disclosure.
FIG. 1 is a schematic view of a circulating cooling waste heat utilization system of a float glass annealing kiln;
fig. 2 is a schematic perspective view of the air-cooling pipe.
[ reference numerals ]
1. An annealing kiln; 2. an air outlet pipe; 3. a circulating fan; 4. a first connecting pipe; 5. an air-cooled pipe; 6. a second connecting pipe; 7. a waste heat utilization device; 8. a third connecting pipe; 9. an air adding pipe; 10. an emergency exhaust pipe; 11. a flow meter; 12. an air temperature stability regulating system; 13. a branch pipe; 14. and cooling the spray head.
As shown, specific structures and devices are labeled in the drawings for the purpose of clearly realizing the structure of the embodiments of the present invention, but this is only for illustrative purposes and is not intended to limit the present invention to the specific structures, devices and environments, and those skilled in the art can adjust or modify the devices and environments according to specific needs, and the adjustment or modification is still included in the scope of the appended claims.
Detailed Description
The following describes a circulating cooling waste heat utilization system of a float glass annealing kiln in detail with reference to the accompanying drawings and specific embodiments. Meanwhile, it is described herein that the following embodiments are the best and preferred embodiments for the purpose of making the embodiments more detailed, and may be implemented in other alternative ways by those skilled in the art; also, the accompanying drawings are included to describe embodiments in greater detail and are not intended to limit the invention in any way.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
In general, terms may be understood at least in part from the context in which they are used. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in the singular or may be used to describe a combination of features, structures, or characteristics in the plural, depending at least in part on the context. Additionally, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead allow for the presence of other factors not necessarily explicitly described, depending at least in part on the context.
As used herein, the term "nominal" refers to a desired or target value, and a range of values above and/or below the desired value, of a characteristic or parameter set during a design phase of a production or manufacturing process for a component or process operation. The range of values may be due to slight variations in manufacturing processes or tolerances. As used herein, the term "about" indicates a value of a given quantity that may vary based on the particular technology node associated with the subject semiconductor device. The term "about" may indicate a given amount of a value that varies, for example, within 5% -15% of the value (e.g., ± 5%, ± 10% or ± 15% of the value), based on the particular technology node.
It will be understood that the meaning of "on … …", "above … …" and "above … …" in this disclosure should be read in the broadest manner such that "on … …" means not only "directly on" but also including the meaning of "on" something with intervening features or layers therebetween, and "on … …" or "above … …" means not only "on" or "above" something, but may also include the meaning of "on" or "above" something with no intervening features or layers therebetween.
Furthermore, spatially relative terms such as "below …," "below …," "lower," "above …," "upper," and the like may be used herein for ease of description to describe one element or feature's relationship to another element or feature or features, as illustrated in the figures. Spatially relative terms are intended to encompass different orientations in use or operation of the device in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1, an embodiment of the present invention provides a float glass annealing kiln circulation cooling waste heat utilization system, which comprises an annealing kiln 1, a circulating fan 3, a waste heat utilization device 7, and a temperature stabilizing and adjusting system 12, wherein the temperature stabilizing and adjusting system 12 can be a heater or a cooler, and is used for adjusting the temperature of circulating air to maintain the stability of the temperature and reduce the fluctuation of the temperature, the annealing kiln 1 is communicated with the circulating fan 3 through an outlet pipe 2, the circulating fan 3 is communicated with the waste heat utilization device 7 through a first connecting pipe 4, the waste heat utilization device 7 can be a steam generator, a lithium bromide refrigerator or an ORC organic rankine cycle generator set, a second connecting pipe 6 is fixedly connected to an outlet end of the waste heat utilization device 7, one end of the second connecting pipe 6 is communicated with the temperature stabilizing and adjusting system 12, and the temperature stabilizing and adjusting system 12 is communicated with a third connecting pipe 8, one end of the third connecting pipe 8 is fixedly connected with an air cooling pipe 5, and the air cooling pipe 5 is positioned in the annealing kiln 1; an emergency exhaust pipe 10 is fixedly connected to the first connecting pipe 4, a flowmeter 11 is fixedly connected to the third connecting pipe 8, a gas adding pipe 9 is fixedly connected to the third connecting pipe 8, control valves are arranged on the gas outlet pipe 2, the gas adding pipe 9, the third connecting pipe 8 and the emergency exhaust pipe 10, a circulating fan 3 injects high-temperature gas in the annealing kiln 1 to a waste heat utilization device 7 through the gas outlet pipe 2 and the first connecting pipe 4, the waste heat utilization device 7 is utilized to utilize heat of the high-temperature gas, the utilized gas enters a temperature stabilizing and regulating system 12 through a second connecting pipe 6, temperature regulation is carried out through the temperature stabilizing and regulating system 12, the regulated gas enters an air cooling pipe 5 through the third connecting pipe 8, enters the annealing kiln 1 through the air cooling pipe 5, glass in the annealing kiln 1 is cooled again, through the emergency exhaust pipe 10, under emergency conditions, the gas is discharged, the flow meter 11 and the gas adding pipe 9 are arranged, the flow meter 11 monitors the gas flow in the third connecting pipe 8, when the flow is insufficient, the cooling gas is injected into the third connecting pipe 8 through the gas adding pipe 9 to adjust the amount of gas cooled in the annealing kiln 1, the float glass annealing kiln circulating cooling waste heat utilization system can fully utilize the heat energy of high-temperature gas in the annealing kiln, the heat waste is reduced, compared with the prior art, the temperature of the gas (90-120 ℃) after heat utilization is increased, the air at the temperature is conveyed to the annealing kiln to be cooled, the temperature of the inlet gas is increased, the temperature of outlet waste heat gas is increased, the quality is increased, the waste heat utilization quality is improved, the efficiency is greatly improved, and the required cooling gas amount is increased due to the increase of the inlet temperature, the phase change enables the high-quality waste heat to be utilized, the evacuated part of heat is fully utilized, the temperature of the primary cooling gas of the advancing and retreating kiln is improved, and the stress caused by the cooling temperature difference is also reduced.
As an embodiment of this embodiment, as shown in fig. 2, a plurality of branch pipes 13 are fixedly connected to the side wall of the air-cooling pipe 5, a cooling nozzle 14 is fixedly connected to the bottom end of each branch pipe 13, flanges are fixedly connected to the branch pipes 13 and the cooling nozzle 14, a pair of flanges are fixedly connected by bolts and nuts, the cooling nozzle 14 is a spherical structure, the plurality of branch pipes 13 are uniformly distributed in the direction of the axis of the air-cooling pipe 5, the cooled gas enters the air-cooling pipe 5, then blow to annealing kiln 1 in through a plurality of bleeder 13 and a plurality of cooling shower nozzle 14, realize cooling down to annealing kiln 1's glass, a plurality of cooling shower nozzles 14 are spherical structure, can be with even blowing of cooling gas to annealing kiln 1 in, avoid cooling gas to distribute evenly at annealing kiln 1, reduce the cooling effect to glass to and avoid local quench, lead to glass to break.
The utility model provides a technical scheme, through setting up the annealing kiln, circulating fan, waste heat utilization equipment, the outlet duct, the gas filler, the third connecting pipe, emergent blast pipe and control valve, circulating fan pours into the high-temperature gas in the annealing kiln into waste heat utilization equipment through outlet duct and first connecting pipe, utilize waste heat utilization equipment to utilize the heat of high-temperature gas, the gas after utilizing gets into in the temperature stabilization governing system through the second connecting pipe, carry out temperature regulation through the temperature stabilization governing system, the gas after the regulation gets into in the air-cooled tube through the third connecting pipe, get into the annealing kiln through the air-cooled tube, cool down the glass in the annealing kiln once more, through setting up emergent blast pipe, under the emergency situation, discharge gas, through setting up flowmeter and gas filler, the gas flow in the flowmeter monitors the third connecting pipe, when the flow is not enough, the float glass annealing kiln circulating cooling waste heat utilization system can fully utilize the heat energy of high-temperature gas in the annealing kiln, reduces heat waste, and compared with the prior art, the temperature of the gas (90-120 ℃) after heat utilization is reduced, the air with the temperature is conveyed to the annealing kiln for cooling, so that the temperature of the inlet gas is high, the temperature of the outlet residual heat gas is raised, the quality is improved, the utilization quality of the residual heat is improved, the efficiency is greatly improved, and because the inlet temperature rises, the required cooling gas amount is increased, the phase change enables high-quality waste heat to be utilized with high quality, the evacuated part of heat is fully utilized, the temperature of the primary cooling gas entering and exiting the kiln is improved, and the stress caused by the cooling temperature difference is also reduced.
Through setting up a plurality of bleeder and a plurality of cooling shower nozzle, the gaseous air-cooled pipe that gets into after the cooling, then blow to the annealing kiln in through a plurality of bleeder and a plurality of cooling shower nozzle, realize cooling down the glass of annealing kiln, a plurality of cooling shower nozzles are spherical structure, can be with even blowing of cooling gas to the annealing kiln in, it is even to avoid cooling gas to distribute at the annealing kiln, reduce the cooling effect to glass, and avoid local quench, lead to glass to break.
The present invention covers any alternatives, modifications, equivalents, and alternatives falling within the spirit and scope of the present invention. In the following description of the preferred embodiments of the present invention, specific details are set forth in order to provide a thorough understanding of the present invention, and it will be apparent to those skilled in the art that the present invention may be practiced without these specific details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail as not to unnecessarily obscure aspects of the present invention.
Those skilled in the art will appreciate that all or part of the steps in the method for implementing the above embodiments may be implemented by hardware that is instructed by a program, and the program may be stored in a computer-readable storage medium, such as: ROM/RAM, magnetic disk, optical disk, etc.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a float glass annealing kiln circulative cooling waste heat utilization system which characterized in that includes: annealing kiln, circulating fan, waste heat utilization device, temperature stable regulation system, annealing kiln with circulating fan is linked together through the outlet duct, circulating fan with waste heat utilization device is linked together through first connecting pipe, waste heat utilization device's the end fixedly connected with second connecting pipe of giving vent to anger, the one end of second connecting pipe with temperature stable regulation system is linked together, temperature stable regulation system intercommunication has the third connecting pipe, the one end fixedly connected with forced air cooling pipe of third connecting pipe, the forced air cooling pipe is located the annealing kiln.
2. The float glass annealing kiln circulation cooling waste heat utilization system according to claim 1, wherein the first connecting pipe is fixedly connected with an emergency exhaust pipe, the third connecting pipe is fixedly connected with a flow meter, and the third connecting pipe is fixedly connected with an air filling pipe.
3. The float glass annealing kiln circulating cooling waste heat utilization system according to claim 2, wherein the air outlet pipe, the air filling pipe, the third connecting pipe and the emergency exhaust pipe are all provided with control valves.
4. The float glass annealing kiln circulating cooling waste heat utilization system according to claim 1, wherein a plurality of branch pipes are fixedly connected to the side wall of the air-cooled pipe, and a cooling nozzle is fixedly connected to the bottom end of each branch pipe.
5. The float glass annealing kiln circulation cooling waste heat utilization system according to claim 4, wherein the branch pipe and the cooling nozzle are both fixedly connected with flanges, and a pair of the flanges are fixedly connected through bolts and nuts.
6. The float glass annealing kiln circulation cooling waste heat utilization system according to claim 4, wherein the cooling spray head is of a spherical structure.
7. The float glass annealing kiln circulation cooling waste heat utilization system according to claim 4, wherein the plurality of branch pipes are uniformly distributed in the direction of the axis of the air-cooled pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221057653.XU CN217377708U (en) | 2022-05-06 | 2022-05-06 | Float glass annealing kiln circulative cooling waste heat utilization system |
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| CN202221057653.XU CN217377708U (en) | 2022-05-06 | 2022-05-06 | Float glass annealing kiln circulative cooling waste heat utilization system |
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| CN217377708U true CN217377708U (en) | 2022-09-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116573843A (en) * | 2023-07-13 | 2023-08-11 | 张家港市锦明机械有限公司 | Annealing kiln capable of recycling waste heat |
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2022
- 2022-05-06 CN CN202221057653.XU patent/CN217377708U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116573843A (en) * | 2023-07-13 | 2023-08-11 | 张家港市锦明机械有限公司 | Annealing kiln capable of recycling waste heat |
| CN116573843B (en) * | 2023-07-13 | 2023-09-12 | 张家港市锦明机械有限公司 | Annealing kiln capable of recycling waste heat |
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