CN216073535U - Secondary calcining furnace for preparing microcrystalline glass - Google Patents
Secondary calcining furnace for preparing microcrystalline glass Download PDFInfo
- Publication number
- CN216073535U CN216073535U CN202122575279.4U CN202122575279U CN216073535U CN 216073535 U CN216073535 U CN 216073535U CN 202122575279 U CN202122575279 U CN 202122575279U CN 216073535 U CN216073535 U CN 216073535U
- Authority
- CN
- China
- Prior art keywords
- box body
- gas
- melting
- microcrystalline glass
- shaped pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Glass Melting And Manufacturing (AREA)
Abstract
The utility model provides a secondary calcining furnace for preparing microcrystalline glass, and aims to solve the technical problem that the microcrystalline glass is inconvenient to calcine in a workshop when being researched in the prior art. The method comprises the following steps: the gas-fired boiler comprises a box body, a plurality of gas-fired discharge holes and a plurality of gas-fired discharge holes, wherein a group of opposite side walls of the box body are provided with a plurality of gas-fired discharge holes; the U-shaped pipe is arranged in the box body, and a plurality of oxygen release holes are formed in the U-shaped pipe; the baffle is arranged at the opening of the box body, and is provided with a placing hole; the melting container passes through the placing hole and is detachably arranged in the box body; the box body and the partition plate form a calcining chamber, and the U-shaped pipe is located in the calcining chamber. Has the advantage that the rapid calcination can be carried out in a laboratory.
Description
Technical Field
The utility model relates to a tool used for secondary calcination in microcrystalline glass experimental research, in particular to a secondary calciner for preparing microcrystalline glass.
Background
The glass ceramics are base glasses of a specific composition with a crystal nucleus agent (or without the crystal nucleus agent), and are subjected to crystallization heat treatment under a certain temperature system to uniformly precipitate a large number of fine crystals in the glass, so that a dense multiphase complex of a microcrystalline phase and a glass phase is formed.
The preparation of the microcrystalline glass comprises the steps of firstly preparing raw materials according to a proportion, putting the raw materials into a kiln for melting, pouring the molten liquid on an ice-cold iron plate after the molten liquid is completely melted, and quenching. After quenching, the raw material has become a piece of crystal glass. Then the glass is crushed, put into a mould, leveled and put into a kiln again for calcination, so that the atomic arrangement of the glass is regulated from common glass to microcrystalline glass.
In the process of researching the proportion of the raw materials in a laboratory, in order to determine the optimal proportion of the raw materials, the experimental work of quenching and calcining again needs to be carried out for a plurality of times. In the prior art, experiments are usually carried out in workshops, calcination equipment in the workshops is large, and only a small amount of materials are needed for the experiments, so that in the experiment process, the large equipment has a lot of inconvenience, such as low heating speed during calcination.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problem that the microcrystalline glass is inconvenient to calcine in a workshop when being researched, the utility model provides the secondary calciner for preparing the microcrystalline glass, which has the advantage of being capable of carrying out quick calcination in a laboratory.
The technical scheme of the utility model is as follows:
a secondary calciner for the formulation of glass ceramics comprising:
the gas-fired boiler comprises a box body, a plurality of gas-fired discharge holes and a plurality of gas-fired discharge holes, wherein a group of opposite side walls of the box body are provided with a plurality of gas-fired discharge holes;
the U-shaped pipe is arranged in the box body, and a plurality of oxygen release holes are formed in the U-shaped pipe;
the baffle is arranged at the opening of the box body, and is provided with a placing hole;
the melting container passes through the placing hole and is detachably arranged in the box body;
the box body and the partition plate form a calcining chamber, and the U-shaped pipe is located in the calcining chamber.
Optionally, the method further comprises:
the heat insulation plates are arranged between two adjacent calcining chambers;
the calcining chambers are arranged in sequence, and the heat insulation plate is arranged between every two adjacent calcining chambers.
Optionally, the bottom of the U-shaped pipe is connected with the bottom of the tank body;
and the two ends of the U-shaped pipe point to the opening of the box body.
Optionally, the oxygen release holes are positioned on the inner side of the U-shaped pipe;
the gas flow direction released by the oxygen release holes is vertical to the gas flow direction released by the fuel gas release holes.
Optionally, the melting vessel comprises:
the two melting boxes are arranged in parallel, and a gap is formed between the two melting boxes;
the connecting plate is arranged at the mouths of the two melting boxes;
the two suspension plates are respectively arranged at two ends of the two melting boxes;
wherein, the clapboard is provided with two placing holes, and the two melting boxes can respectively pass through one placing hole.
Optionally, the melting vessel further comprises:
and the pressing plate is detachably arranged in the melting box.
Optionally, a plurality of gas guide grooves are respectively formed in two side surfaces of the box body;
the gas release hole is communicated with the gas guide groove.
Compared with the prior art, the utility model has the beneficial effects that:
in operation, the crushed glass slag is placed in a melting container. The glass slag in the melting container is heated at high temperature through the gas release hole and the oxygen release hole which are arranged in the calcining chamber, after the heating is completed, the fluid glass is positioned in the melting container, and at the moment, the melting container only needs to be taken out for cooling, so that a microcrystalline glass finished product can be obtained.
Through this technical scheme, because the calcining chamber space is narrow and small, and be provided with the pipeline of discharging gas and oxygen in the space, consequently in the calcining chamber, the temperature of calcination can improve in the twinkling of an eye, until making the glass sediment melt.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first schematic view of the arrangement of the calcining chamber of the present invention;
FIG. 2 is a schematic view of the arrangement of the calcining chamber of the present invention;
FIG. 3 is a schematic perspective view of the calcination chamber;
fig. 4 is a schematic perspective view of the melting vessel.
Reference numerals:
10. a calcination chamber; 11. a box body; 12. a partition plate; 13. placing a hole; 14. a gas release hole; 15. a gas guide groove; 16. a U-shaped pipe; 17. an oxygen release hole.
20. A melting vessel; 21. a melting box; 22. a connecting plate; 23. a suspension plate.
30. An insulating panel.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
a secondary calciner for the preparation of glass ceramics comprises a calciner 10, a melting vessel 20 and a heat insulation board 30. Specifically, the method comprises the following steps:
the melting vessel 20 is detachably disposed in the calcining chamber 10, and a plurality of the calcining chambers 10 are disposed side by side (as shown in fig. 1) or arranged in a grid pattern (as shown in fig. 2). And a heat insulation plate 30 is arranged between two adjacent calcining chambers 10. By providing the heat-insulating plate 30, the mutual influence between the adjacent two calcining chambers 10 can be reduced.
The insulation board 30 is made of high temperature resistant insulation cotton having: the heat insulation board has the advantages of high-temperature stability, environmental protection, no toxicity, fire prevention, low heat conductivity, low specific heat, outstanding heat insulation effect, light weight, thermal shock resistance, excellent corrosion resistance, certain hardness, capability of being independent of the board and the like.
As shown in FIG. 3, the calcining chamber 10 includes a box 11, a partition 12 and a U-shaped pipe 16. In particular, the method comprises the following steps of,
the one end opening of box 11, box 11 are hollow form, and the both sides of box 11 evenly are provided with a plurality of gas release hole 14 respectively, and simultaneously, the inside a plurality of gas guide slot 15 that is equipped with in both sides of box 11, the equal vertical setting of every gas guide slot 15, the one end and the gas jar (adopt liquefied natural gas as the gas usually) of gas guide slot 15 are connected. All the gas release holes 14 located in the same vertical direction of the case 11 are provided in the same gas guide groove 15.
The partition plate 12 is provided in the middle of the case 11 with a gap between the partition plate 12 and the opening of the case 11, the partition plate 12 is provided with a receiving hole 13, and the melting vessel 20 is provided in the case 11 through the receiving hole 13. By providing the partition plate 12, the flame of the gas can be prevented from escaping from the mouth of the case 11.
A U-shaped pipe 16 is arranged in the box body 11, a plurality of oxygen release holes 17 are formed in the U-shaped pipe 16, and due to the fact that the inner space of the box body 11 is small and the oxygen in the box body is limited, the U-shaped pipe 16 is arranged to provide oxygen in the box body 11, and sufficient combustion of fuel gas is guaranteed.
Oxygen release holes 17 on the U-shaped tubes 16 are distributed along the inner sides of the U-shaped tubes 16, the bottoms of the U-shaped tubes 16 are fixedly connected to the bottom of the inner side of the box body 11, both ends of the U-shaped tubes 16 point to the opening of the box body 11, and on the other hand, the U-shaped tubes 16 are positioned in an interval formed by the partition plate 12 and the box body 11.
In order to ensure that the oxygen in the box body 11 can be uniformly distributed, the oxygen releasing holes 17 are respectively positioned at two sides and the bottom of the U-shaped tube 16, and the flow direction of the oxygen released from the oxygen releasing holes 17 is perpendicular to the flow direction of the fuel gas released from the fuel gas releasing holes 14, i.e. two sides of the U-shaped tube 16 are respectively positioned at the other two sides in the box body 11 (two sides different from the two sides with the fuel gas releasing holes 14 in the box body 11).
In one specific embodiment, referring to fig. 4, the melting vessel 20 includes a melting box 21, a connecting plate 22, and a suspension plate 23. Specifically, the method comprises the following steps:
the melting box 21 is a rectangular box body with one end open, and has two melting boxes 21 arranged side by side, a gap is provided between the two melting boxes 21, and the open ends of the two melting boxes 21 are connected by a connecting plate 22. Wherein, hang the board 23 and set up on the both ends of connecting plate 22, hang the board 23 and be the L type, and two one ends that hang the board 23 are perpendicular to the face setting of connecting plate 22 respectively, and two points to of hanging the board 23 other end set up to the back.
The partition plate 12 has two receiving holes 13, and two melting boxes 21 are inserted through the two receiving holes 13, respectively, and placed on the partition plate 12 by means of connecting plates 22. The melting box 21 can be hung from the mouth of the tank 11 by the provision of the hanging plate 23. The melting box 21 of high temperature can be taken out easily.
In operation, the crushed glass slag is placed in the melting vessel 20. The glass slag in the melting container 20 is heated at high temperature through the gas release holes 14 and the oxygen release holes 17 arranged in the calcining chamber 10, the fluid glass is positioned in the melting container 20 after the heating is finished, and at the moment, the melting container 20 is only required to be taken out for cooling, so that the finished glass ceramics can be obtained.
On the other hand, because the plurality of calcining chambers 10 are arranged, the temperatures in different combustion processes can be controlled by controlling the gas quantity and the oxygen quantity entering different calcining chambers 10, and in an experiment, a plurality of groups of raw materials with the same formula can be placed in the calcining chambers 10 with different temperatures for calcining, so that the optimal temperature is selected as the production calcining temperature of the microcrystalline glass.
Two melting cassettes 21 are provided in the same calcining chamber 10, and therefore, the two melting cassettes 21 in the same calcining chamber 10 can be used as a set of experiments in which the optimum composition can be selected depending on the composition of the raw material.
Through the technical scheme, the space in the calcining chamber 10 is narrow, and the pipeline for discharging fuel gas and oxygen is arranged in the space, so that the calcining temperature can be instantly increased in the calcining chamber 10 until the glass slag is melted.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. A secondary calcining furnace for preparing microcrystalline glass is characterized by comprising the following components:
the gas-fired boiler comprises a box body, a plurality of gas-fired discharge holes and a plurality of gas-fired discharge holes, wherein a group of opposite side walls of the box body are provided with a plurality of gas-fired discharge holes;
the U-shaped pipe is arranged in the box body, and a plurality of oxygen release holes are formed in the U-shaped pipe;
the baffle is arranged at the opening of the box body, and is provided with a placing hole;
the melting container passes through the placing hole and is detachably arranged in the box body;
the box body and the partition plate form a calcining chamber, and the U-shaped pipe is located in the calcining chamber.
2. The secondary calciner for formulating microcrystalline glass as claimed in claim 1, further comprising:
the heat insulation plates are arranged between two adjacent calcining chambers;
the calcining chambers are arranged in sequence, and the heat insulation plate is arranged between every two adjacent calcining chambers.
3. The secondary calciner for formulating microcrystalline glass according to claim 1, characterized in that,
the bottom of the U-shaped pipe is connected with the bottom of the box body;
and the two ends of the U-shaped pipe point to the opening of the box body.
4. The secondary calciner for formulating microcrystalline glass according to claim 3, characterized in that,
the oxygen release hole is positioned on the inner side of the U-shaped pipe;
the gas flow direction released by the oxygen release holes is vertical to the gas flow direction released by the fuel gas release holes.
5. The secondary calciner for formulating microcrystalline glass according to claim 1, characterized in that,
the melting vessel includes:
the two melting boxes are arranged in parallel, and a gap is formed between the two melting boxes;
the connecting plate is arranged at the mouths of the two melting boxes;
the two suspension plates are respectively arranged at two ends of the two melting boxes;
wherein, the clapboard is provided with two placing holes, and the two melting boxes can respectively pass through one placing hole.
6. The secondary calciner for formulating microcrystalline glass according to claim 5, characterized in that,
the melting vessel further comprises:
and the pressing plate is detachably arranged in the melting box.
7. The secondary calciner for formulating microcrystalline glass according to claim 1, characterized in that,
a plurality of gas guide grooves are respectively formed in the two side surfaces of the box body;
the gas release hole is communicated with the gas guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575279.4U CN216073535U (en) | 2021-10-26 | 2021-10-26 | Secondary calcining furnace for preparing microcrystalline glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575279.4U CN216073535U (en) | 2021-10-26 | 2021-10-26 | Secondary calcining furnace for preparing microcrystalline glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216073535U true CN216073535U (en) | 2022-03-18 |
Family
ID=80641103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122575279.4U Active CN216073535U (en) | 2021-10-26 | 2021-10-26 | Secondary calcining furnace for preparing microcrystalline glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216073535U (en) |
-
2021
- 2021-10-26 CN CN202122575279.4U patent/CN216073535U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2015519289A (en) | Glass melting apparatus and method | |
| CN101759356A (en) | Method for directly manufacturing mineral wool by smelting yellow phosphorus slags | |
| CN216073535U (en) | Secondary calcining furnace for preparing microcrystalline glass | |
| WO2023103324A1 (en) | Side-ledge melting process simulation device for aluminum electrolysis cell, and method of using same | |
| CN102344133B (en) | Method for preparing fine particles high-density graphite product and open type circular calcinator | |
| US2950570A (en) | Method and apparatus for producing alkaline silicates | |
| CN208965077U (en) | A kind of single crystal growing furnace silicon leakage prevention device | |
| CN207815971U (en) | A kind of smelting furnace with heat storage function | |
| CN205014832U (en) | Electromagnetic stirring formula aluminum mixing vessel | |
| NO180215B (en) | Device for counter-pressure fan in a ring chamber furnace | |
| CN207751329U (en) | A kind of open-close type resistance furnace for integral heat insulation | |
| US3607209A (en) | Glass furnace with heat pipe melting | |
| Li et al. | Development and application of a structured/unstructured combined mesh scheme for global modeling of a directional solidification process of silicon | |
| CN105716420A (en) | Agitated reaction kettle for preparing novel aluminum product | |
| CN112577320A (en) | High-temperature ceramic energy-saving kiln | |
| CN205102596U (en) | Aluminum -magnesium alloy wire processingequipment | |
| CN205133667U (en) | Fast novel salt -bath heater heaies up | |
| CN206308446U (en) | A kind of new silicon wafer stove | |
| CN215161061U (en) | Novel large-scale anhydrous aluminum trichloride sealed chlorination furnace | |
| CN217110449U (en) | Electrical heating large-capacity aluminum liquid heat preservation furnace | |
| GB630549A (en) | Fluid heating | |
| CN214120792U (en) | Kiln for firing silver hair building cup | |
| CN112161475B (en) | Safe and environment-friendly electric calcining system | |
| CN103968666A (en) | Smelting furnace for producing aluminium or aluminium alloy | |
| US2706111A (en) | Metal melting furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |