CN217265396U - Carrier plate glass mixture pretreatment system - Google Patents
Carrier plate glass mixture pretreatment system Download PDFInfo
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- CN217265396U CN217265396U CN202221286963.9U CN202221286963U CN217265396U CN 217265396 U CN217265396 U CN 217265396U CN 202221286963 U CN202221286963 U CN 202221286963U CN 217265396 U CN217265396 U CN 217265396U
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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
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Abstract
The utility model discloses a support plate glass mixture pretreatment systems belongs to support plate glass technical field. The technical scheme is as follows: the batch crushing device comprises a batch feeding unit, a batch heating unit, a batch crushing unit and a cullet feeding unit; the batch feeding unit comprises a batch storage bin and a first feeding mechanism which are sequentially connected; the batch heating unit comprises a heating furnace, a batch conveying mechanism is mounted at the bottom of the heating furnace, an induced draft fan is connected to the heating furnace, and a feed inlet of the heating furnace is connected with a discharge outlet of the first feeding mechanism; the batch crushing unit comprises a hammer crusher and an airflow mill which are sequentially connected, and a feed inlet of the hammer crusher is connected with a discharge outlet of the heating furnace. The utility model provides a low problem that leads to of the melting inefficiency of batch bulk density and carbonate decomposition production gas lead to forming the bubble in the glass in the batch.
Description
Technical Field
The utility model relates to a support plate glass technical field, concretely relates to support plate glass mixture pretreatment systems.
Background
The carrier plate glass is an important component of the OLED display, and key technical indexes of the display, such as resolution, transmittance, weight, visual angle and the like, are closely related to the performance of the carrier plate glass.
The carrier plate glass belongs to ultrathin glass, and the prior production process is complex, and requires smooth surface, high finish and small thermal expansion coefficient. The existing mixture of carrier plate glass is powder prepared by weighing and mixing various raw materials, and the batch in the mixture has low bulk density and loose structure and is easy to generate dust flying during transportation and kiln entry. And the loose structure of the batch materials can cause poor heat conduction performance, the melting speed of the batch materials is slow, and the batch materials are easy to form material mountain accumulation in a kiln, so that the melting quality is influenced. In addition, the carbonate decomposition of the batch is completed in the kiln, decomposed gas cannot be completely discharged in the kiln, more residual gas in the kiln is not easy to eliminate in the subsequent clarification and homogenization stages, and finally bubbles are formed in the finished product of the carrier plate glass.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the system solves the problems of low melting efficiency caused by low batch bulk density and bubble formation in glass caused by gas generated by decomposition of carbonate in the batch, and provides a system for pretreating the mixed material of the carrier plate glass.
The technical scheme of the utility model is that:
the system for pretreating the carrier plate glass mixture comprises a batch feeding unit, a batch heating unit, a batch crushing unit and a cullet feeding unit; the batch feeding unit comprises a batch storage bin and a first feeding mechanism which are sequentially connected; the batch heating unit comprises a heating furnace, a batch conveying mechanism is mounted at the bottom of the heating furnace, an induced draft fan is connected to the heating furnace, and a feed inlet of the heating furnace is connected with a discharge outlet of the first feeding mechanism; the batch crushing unit comprises a hammer crusher and an airflow mill which are sequentially connected, and a feed inlet of the hammer crusher is connected with a discharge outlet of the heating furnace; the cullet feeding unit comprises a cullet storage bin and a second feeding mechanism which are connected in sequence; and a discharge port of the jet mill and a discharge port of the second feeding mechanism are respectively connected with the mixer.
Preferably, the heating furnace is divided into an heating area, a constant temperature area and a cooling area, and a heating mechanism of the heating furnace is arranged in the constant temperature area.
Preferably, the induced draft fan is installed in the heating area or the cooling area.
Preferably, the discharge gate of heating furnace is connected with batch collection bin, and batch collection bin's discharge gate is connected with hammer crusher's feed inlet.
Preferably, a feeding machine is further connected between the hammer crusher and the jet mill.
Preferably, the batch storage bin and the cullet storage bin are provided with feed switches at discharge outlets.
Preferably, the feeding switch adopts a gate valve.
Preferably, the first feeding mechanism and the second feeding mechanism both adopt screw weighing feeders.
Preferably, the batch conveying mechanism adopts a conveyor belt.
Compared with the prior art, the utility model, following beneficial effect has:
the utility model discloses carry out the presintering with the batch mixture in the heating furnace, make the carbonate in the batch mixture decompose outside the kiln, the gas of having avoided the carbonate to decompose the production remains and leads to the problem that forms the bubble in the support plate glass finished product in the kiln. And the batch materials are sintered, crushed and smashed in a collision way, so that the stacking density is improved, and the melting efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-batch storage bin, 2-first feeding mechanism, 3-heating furnace, 301-heating area, 302-constant temperature area, 303-cooling area, 4-batch conveying mechanism, 5-induced draft fan, 6-hammer crusher, 7-jet mill, 701-high-speed air pipe, 702-grinding area, 703-grading system, 8-cullet storage bin, 9-second feeding mechanism, 10-mixer, 11-batch collecting bin, 12-feeder, and 13-feeding switch.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, the embodiment provides a system for preprocessing a carrier glass mixture, which includes a batch feeding unit, a batch heating unit, a batch crushing unit and a cullet feeding unit; the batch feeding unit comprises a batch storage bin 1 and a first feeding mechanism 2 which are connected in sequence; the batch heating unit comprises a heating furnace 3, a batch conveying mechanism 4 is installed at the bottom of the heating furnace 3, an induced draft fan 5 is connected to the heating furnace 3, and a feed inlet of the heating furnace 3 is connected with a discharge outlet of the first feeding mechanism 2; the batch crushing unit comprises a hammer crusher 6 and an airflow mill 7 which are sequentially connected, and a feed inlet of the hammer crusher 6 is connected with a discharge outlet of the heating furnace 3; the cullet feeding unit comprises a cullet storage bin 8 and a second feeding mechanism 9 which are connected in sequence; the discharge port of the jet mill 7 and the discharge port of the second feeding mechanism 9 are respectively connected with a mixer 10. Further, the first feeding mechanism 2 and the second feeding mechanism 9 both adopt spiral weighing feeders, so that the weight of the batch and the cullet can be detected through a weighing bridge frame to determine the weight of the batch and the cullet entering the heating furnace 3 and the mixer 10.
Further, the discharge gate department of batch mixture storage silo 1 and cullet storage silo 8 all is provided with feed switch 13, and convenient control is to the feed in the screw weighing batcher. Furthermore, the feeding switch 13 is a gate valve.
The working principle is as follows:
the batch storage bin 1 is responsible for storing the raw and other materials batch of mixing to add the batch into the spiral weighing feeder, the spiral weighing feeder detects weight through weighing the crane span structure to the batch that passes through, with the definite batch weight that gets into rear end heating furnace 3. The heating furnace 3 adopts an electric heating mode, the temperature is 900-. The induced draft fan 5 is responsible for leading out carbon dioxide gas and some other impurity gases decomposed by carbonate in the batch from the heating furnace 3, and then collecting and processing the gases.
The batch materials are sintered by the heating furnace 3 and then are in a block shape, and can not directly enter the jet mill 7 for treatment, firstly, the batch materials are primarily crushed into coarse particles with the particle size of about 25mm by the hammer crusher 6, and then the coarse particles enter the jet mill 7 for further treatment. The jet mill 7 is prepared from the existing commercial equipment and comprises a high-speed air pipe 701, a milling area 702, a grading system 703 and a discharge hole. The high-speed air pipe 701 is connected with a compression device, an air source is compressed to 0.7-0.8MPa, meanwhile, the compressed air is purified and dried, moisture, oil mist, dust and the like in the air are removed, and the compressed air is discharged into the grinding area 702 through the high-speed air pipe 701. The batch materials are crushed by mutual collision in the grinding area 702 along with the ejected compressed gas, the batch materials are finely ground, the crushed batch materials are conveyed to the classification system 703 under the action of the ascending air flow, and the classification system 703 screens out powder with qualified fineness and enters the mixer 10 through the discharge port to be mixed with cullet; and (4) refluxing and crushing the coarse powder which does not reach the standard again until the granularity of the batch materials completely reaches the requirement.
The cullet storage bin 8 is responsible for storing cullet and adding the cullet into a screw weighing feeder, and the screw weighing feeder detects the weight of the passing cullet through a weighing bridge to determine the weight of the cullet entering the mixer 10. The mixer 10 mixes the sintered batch with cullet, i.e. all raw materials are mixed, and the mixture is added into the kiln. The batch materials and the cullet are separated and then are separately treated, because the cullet has the function of assisting the melting of the raw materials, the crushing difficulty of the batch materials after sintering is increased.
Example 2
On the basis of embodiment 1, the heating furnace 3 is divided into an heating area 301, a constant temperature area 302 and a cooling area 303, a heating mechanism of the heating furnace 3 is arranged in the constant temperature area 302, the heating area 301 and the cooling area 303 are not provided with heating mechanisms, and the heating area 301 uses the residual heat of the constant temperature area 302 to realize heating. The batch mixture that the spiral weighing feeder carried enters into the heating area 301 of heating furnace 3 earlier and conveys to constant temperature area 302 and heat, can avoid the batch mixture to agglomerate at the discharge gate department of spiral weighing feeder like this, influences the unloading of batch mixture. The cooling zone 303 can cool the batch at this location, avoiding the high temperature batch from affecting subsequent equipment.
Further, the induced draft fan 5 is installed in the temperature rising area 301 or the temperature lowering area 303, and the induced draft fan 5 does not influence the stability of the temperature of the constant temperature area 302 while leading out carbon dioxide gas and other impurities.
Example 3
On the basis of the embodiment 1, a discharge hole of the heating furnace 3 is connected with a batch collecting bin 11, and a discharge hole of the batch collecting bin 11 is connected with a feed inlet of the hammer crusher 6. The batch collection bin 11 ensures the tightness of the process flow, so that the sintered batch cannot fall outside the machine, the cleanliness of the batch is protected, and the batch is prevented from polluting the environment.
Example 4
On the basis of the embodiment 1, a feeding machine 12 is further connected between the hammer crusher 6 and the jet mill 7, and the feeding machine 12 can adopt a conventional feeding machine, such as a screw feeding machine, a vibrating feeding machine and the like. The feeder 12 is arranged here to feed the airflow mill 7 uniformly, so that the amount of the mixture added into the airflow mill 7 is kept appropriate, and the effect of the airflow mill 7 on treating powder is ensured.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. Support plate glass mixture pretreatment systems, its characterized in that: the batch crushing device comprises a batch feeding unit, a batch heating unit, a batch crushing unit and a cullet feeding unit; the batch feeding unit comprises a batch storage bin (1) and a first feeding mechanism (2) which are connected in sequence; the batch heating unit comprises a heating furnace (3), a batch conveying mechanism (4) is installed at the bottom of the heating furnace (3), an induced draft fan (5) is connected to the heating furnace (3), and a feed inlet of the heating furnace (3) is connected with a discharge outlet of the first feeding mechanism (2); the batch crushing unit comprises a hammer crusher (6) and an airflow mill (7) which are sequentially connected, and a feed inlet of the hammer crusher (6) is connected with a discharge outlet of the heating furnace (3); the cullet feeding unit comprises a cullet storage bin (8) and a second feeding mechanism (9) which are connected in sequence; the discharge hole of the jet mill (7) and the discharge hole of the second feeding mechanism (9) are respectively connected with the mixer (10).
2. The system for pre-treating a load-bearing glass batch according to claim 1, wherein: the heating furnace (3) is internally divided into a heating area (301), a constant temperature area (302) and a cooling area (303), and a heating mechanism of the heating furnace (3) is arranged in the constant temperature area (302).
3. The system of claim 2, wherein: and the draught fan (5) is arranged in the temperature rising area (301) or the temperature reducing area (303).
4. The system for pre-treating a load-bearing glass batch according to claim 1, wherein: the discharge gate of heating furnace (3) is connected with batch collection storehouse (11), and the discharge gate of batch collection storehouse (11) is connected with the feed inlet of hammer crusher (6).
5. The system for pre-treating a load-bearing glass batch according to claim 1, wherein: and a feeding machine (12) is also connected between the hammer crusher (6) and the jet mill (7).
6. The system for pre-treating a load-bearing glass batch according to claim 1, wherein: and the discharge ports of the batch storage bin (1) and the cullet storage bin (8) are respectively provided with a feeding switch (13).
7. The system for pre-treating a load-bearing glass batch according to claim 6, wherein: the feeding switch (13) adopts a gate valve.
8. The system for pre-treating a load-bearing glass batch according to claim 1, wherein: the first feeding mechanism (2) and the second feeding mechanism (9) both adopt spiral weighing feeders.
9. The system for pre-treating a load-bearing glass batch according to claim 1, wherein: the batch conveying mechanism (4) adopts a conveying belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221286963.9U CN217265396U (en) | 2022-05-27 | 2022-05-27 | Carrier plate glass mixture pretreatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221286963.9U CN217265396U (en) | 2022-05-27 | 2022-05-27 | Carrier plate glass mixture pretreatment system |
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| Publication Number | Publication Date |
|---|---|
| CN217265396U true CN217265396U (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202221286963.9U Active CN217265396U (en) | 2022-05-27 | 2022-05-27 | Carrier plate glass mixture pretreatment system |
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| Country | Link |
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| CN (1) | CN217265396U (en) |
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2022
- 2022-05-27 CN CN202221286963.9U patent/CN217265396U/en active Active
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