CN219531621U - Mullite corundum light brick firing device - Google Patents
Mullite corundum light brick firing device Download PDFInfo
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- CN219531621U CN219531621U CN202320291752.2U CN202320291752U CN219531621U CN 219531621 U CN219531621 U CN 219531621U CN 202320291752 U CN202320291752 U CN 202320291752U CN 219531621 U CN219531621 U CN 219531621U
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- heat
- mullite corundum
- rotating shaft
- mullite
- firing device
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Abstract
The utility model discloses a mullite corundum light brick firing device, which comprises a heat-insulating shell, wherein the bottom of the heat-insulating shell is provided with a bottom plate, a combustion chamber is arranged below the bottom plate, the combustion chamber is arranged below the ground, and the bottom of the combustion chamber is provided with a combustion device; further comprises: the driving rotating shaft is arranged in the middle of the inside of the heat-insulating shell and is rotationally connected with the heat-insulating shell, six connecting arms which are distributed in an annular equidistant manner are arranged at the two ends of the outside of the driving rotating shaft, and a mullite corundum lightweight brick placing assembly is arranged in the middle of the connecting arms; the return air pipe is arranged on one side of the heat insulation shell, one end of the return air pipe extends to the bottom of the heat insulation shell, and the other end of the return air pipe extends to the inside from the upper end of the heat insulation shell.
Description
Technical Field
The utility model relates to the technical field of light brick firing devices, in particular to a mullite corundum light brick firing device.
Background
The mullite corundum lightweight brick is a high alumina refractory product composed of corundum and mullite main crystal phases. The mullite corundum lightweight brick is a refractory product prepared from high-purity or purer raw materials, has better high-temperature strength, high-temperature creep resistance, thermal shock resistance and erosion resistance, and is prepared by taking corundum and mullite as main raw materials, adding proper amount of alumina, silica ultrafine powder and additives, and sintering at high temperature in an oxidizing atmosphere.
For example, chinese patent publication No. CN212720862U entitled "sintering device of corundum mullite sagger", discloses a sintering device, the bottom of sintering device is fixed with the base, the staff can open two first motors and move, let two first pivots rotate and drive the upset of a carrier through the fixed plate, thereby make the inside corundum mullite sagger of carrier upset, and the carrier upset in-process can rotate in the inside of two swivel ties, the staff can open the operation with the second motor simultaneously, the second pivot drives the mount and rotates, the mount passes through the solid fixed ring and drives the swivel ties and rotate, thereby make the carrier that cup joints in the two swivel ties rotate, carrier reverse drive fixed plate, first pivot and first motor, finally let rotatory frame rotate on the sintering device, in the above-mentioned operation, can make 360 degrees no dead angles of carrier rotate.
The prior art can realize sintering of the brick body by utilizing overturning, but the brick body can be damaged in the rotating process, and the integrity of the brick body can not be ensured, so that the prior requirements are not met, and a mullite corundum light brick firing device is provided.
Disclosure of Invention
The utility model aims to provide a mullite corundum lightweight brick firing device, which aims to solve the problem of how to avoid damage on the premise of ensuring the sintering uniformity of the mullite corundum lightweight brick.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the mullite corundum light brick firing device comprises a heat-insulating shell, wherein the bottom of the heat-insulating shell is provided with a bottom plate, a combustion chamber is arranged below the bottom plate, the combustion chamber is arranged below the ground, and the bottom of the combustion chamber is provided with a combustion device; further comprises:
the driving rotating shaft is arranged in the middle of the inside of the heat-insulating shell and is rotationally connected with the heat-insulating shell, six connecting arms which are distributed in an annular equidistant manner are arranged at the two ends of the outside of the driving rotating shaft, and a mullite corundum lightweight brick placing assembly is arranged in the middle of the connecting arms;
the return air pipe is arranged on one side of the heat-insulating shell, one end of the return air pipe extends to the bottom of the heat-insulating shell, and the other end of the return air pipe extends to the inside from the upper end of the heat-insulating shell.
Preferably, the mullite corundum light brick placing assembly comprises light brick placing plates, first baffle plates, second baffle plates and rotating shafts, two ends of each rotating shaft are respectively fixed with the connecting arms, the rotating shafts are connected with the first baffle plates through bearings, the light brick placing plates are fixed below the first baffle plates, the light brick placing plates are of net structures, and the first baffle plates are respectively fixed on the front and rear of the upper end faces of the light brick placing plates.
Preferably, a transmission mechanism is arranged on the other side of the heat-insulating shell, one end of the driving rotating shaft is fixed with a transmission shaft in the transmission mechanism, a gear motor is arranged below one side of the transmission mechanism, and an output shaft of the gear motor is connected with the transmission shaft at one end of the driving rotating shaft through belt transmission.
Preferably, the upper end inside the heat preservation shell is fixedly provided with an air outlet, the air outlet is sealed and fixed with one end of the return air pipe, and a fan is installed at one end of the return air pipe, which is close to the air outlet.
Preferably, a filtering mechanism is installed at one end of the return air pipe far away from the air outlet, and a metal filter cylinder is installed inside the filtering mechanism.
Preferably, the inside of the bottom plate is provided with a plurality of through holes in a rectangular array.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model has the advantages that the light brick placing plates are arranged, the light brick placing plates are in a net structure, the light brick placing plates are required to be orderly stacked on the light brick placing plates before the mullite corundum light bricks are sintered, the light brick placing plates and the ground can be kept horizontal under the action of gravity, the first baffle plate and the second baffle plate can prevent the mullite corundum light bricks from falling down to play a role of blocking, after the mullite corundum light bricks are placed, workers withdraw from the outside of the heat-insulating shell, the box door is closed, the combustion device in the combustion chamber is started, the temperature rise in the heat-insulating shell is realized, the speed reducing motor is started after a certain temperature is reached, the output shaft of the speed reducing motor drives the driving rotating shaft to rotate under the cooperation of the driving mechanism, the rotary shaft is driven by the connecting arm to revolve by taking the center of the rotary shaft as the origin, and the rotary shaft is connected with the first baffle through the bearing, so that the mullite corundum lightweight brick can be stably kept parallel to the ground when the lightweight brick placing plate is matched with the rotary shaft to rotate, and then heat transmitted from the through hole can uniformly contact the mullite corundum lightweight brick in the rotating process, so that the sintering uniformity is improved, the quality of the mullite corundum lightweight brick is further ensured, and in addition, the moving mullite corundum lightweight brick is not contacted with other objects, so that the problem of damage caused by collision is avoided.
2. According to the utility model, the air return pipe is arranged, the fan is started in the sintering process of the mullite corundum lightweight bricks, negative pressure is generated at one end of the fan, which is far away from the air outlet, of the air return pipe, heat at the lower end of the heat preservation shell is conveyed to the other end of the air return pipe, and high-temperature air is blown downwards from the air outlet, so that high-temperature air contact still exists above the mullite corundum lightweight bricks, the rotation of the rotating shaft is driven to enable the upper parts of each stack of mullite corundum lightweight bricks to be uniformly heated, meanwhile, the inlet end of the device is also provided with the filtering mechanism, and floating dust enters the filtering mechanism along with the air due to the fact that the heat preservation shell is subjected to high temperature, and can be blocked by the metal filter cylinder, so that the air contacting the upper parts of the mullite corundum lightweight bricks can keep a cleaner state, and the sintering quality of the mullite corundum lightweight bricks is further ensured.
Drawings
FIG. 1 is a front view of the internal structure of the present utility model;
FIG. 2 is a side view of the internal structure of the present utility model;
FIG. 3 is a perspective view of a lightweight brick placement plate of the present utility model;
fig. 4 is a schematic view of the internal structure of the filtering mechanism of the present utility model.
In the figure: 1. a thermal insulation housing; 2. driving the rotating shaft; 3. a transmission mechanism; 4. a speed reducing motor; 5. placing a light brick; 6. a connecting arm; 7. a bottom plate; 8. a combustion chamber; 9. a combustion device; 10. an air return pipe; 11. a filtering mechanism; 12. an air outlet; 13. a blower; 14. a first baffle; 15. a second baffle; 16. a rotation shaft; 17. a metal filter cartridge; 18. and a through hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the mullite corundum light brick firing device comprises a heat preservation shell 1, wherein a bottom plate 7 is arranged at the bottom of the heat preservation shell 1, a combustion chamber 8 is arranged below the bottom plate 7, the combustion chamber 8 is arranged below the ground, and a combustion device 9 is arranged at the bottom of the combustion chamber 8; further comprises:
the driving rotating shaft 2 is arranged in the middle of the inside of the heat-insulating shell 1, the driving rotating shaft 2 is rotationally connected with the heat-insulating shell 1, six connecting arms 6 which are distributed in an annular equidistant manner are arranged at the two ends of the outside of the driving rotating shaft 2, and a mullite corundum lightweight brick placing assembly is arranged in the middle of the connecting arms 6;
and a return air pipe 10 arranged at one side of the heat insulation housing 1, wherein one end of the return air pipe 10 extends to the bottom of the heat insulation housing 1, and the other end of the return air pipe 10 extends from the upper end of the heat insulation housing 1 to the inside.
When the mullite corundum lightweight bricks are placed at equal intervals at the upper end of the mullite corundum lightweight brick placing assembly, a fixed gap is required to be kept between the mullite corundum lightweight bricks, in the sintering process of the mullite corundum lightweight bricks, the gear motor drives the driving rotating shaft 2, the driving rotating shaft 2 drives the mullite corundum lightweight brick placing assembly to rotate, and bricks on different mullite corundum lightweight brick placing assemblies are heated uniformly, so that innovative characteristics of the mullite corundum lightweight brick placing assembly are highlighted for saving space, and conventional equipment such as the gear motor, the belt type transmission assembly and combustion equipment are not repeated.
Referring to fig. 3, the mullite corundum lightweight brick placement assembly includes a lightweight brick placement plate 5, a first baffle 14, a second baffle 15 and a rotating shaft 16, wherein two ends of the rotating shaft 16 are respectively fixed with the connecting arms 6, the rotating shaft 16 is connected with the first baffle 14 through bearings, the lightweight brick placement plate 5 is fixed below the first baffles 14, the lightweight brick placement plate 5 is in a net structure, the first baffles 14 are respectively fixed at the front and rear of the upper end surfaces of the lightweight brick placement plate 5, and the mullite corundum lightweight brick can be stably kept parallel to the ground while the lightweight brick placement plate 5 is matched with the rotating shaft 16 to rotate.
Referring to fig. 1, a transmission mechanism 3 is disposed on the other side of the heat insulation housing 1, one end of a driving shaft 2 is fixed to a transmission shaft inside the transmission mechanism 3, a gear motor 4 is mounted below one side of the transmission mechanism 3, and an output shaft of the gear motor 4 is connected with the transmission shaft at one end of the driving shaft 2 through belt transmission, so that power transmission of the gear motor 4 is realized, and the driving shaft 2 drives a connecting arm 6 to rotate.
Referring to fig. 1, an air outlet 12 is fixedly arranged at the upper end inside the heat-insulating casing 1, the air outlet 12 is sealed and fixed with one end of an air return pipe 10, and a fan 13 is arranged at one end of the air return pipe 10 close to the air outlet 12, so that the upper part of each pile of mullite corundum lightweight bricks is uniformly heated.
Referring to fig. 4, a filtering mechanism 11 is installed at one end of the return air pipe 10 away from the air outlet 12, a metal filter cartridge 17 is installed inside the filtering mechanism 11, and air contacting the mullite corundum lightweight brick can keep a cleaner state.
Referring to fig. 1, a plurality of through holes 18 are formed in a rectangular array in the bottom plate 7.
Working principle: when the mullite corundum lightweight brick is used, mullite corundum lightweight bricks are sequentially stacked on the lightweight brick placing plate 5, the lightweight brick placing plate 5 and the ground can be kept horizontal under the action of gravity, the first baffle plate 14 and the second baffle plate 15 can play a role of blocking, after the mullite corundum lightweight bricks are placed, a worker exits the heat-insulating shell 1, the box door is closed, the combustion device 9 in the combustion chamber 8 is opened, the temperature rise in the heat-insulating shell 1 is realized, after a certain temperature is reached, the speed reducing motor 4 is started, the output shaft of the speed reducing motor 4 drives the driving rotating shaft 2 to rotate under the cooperation of the speed reducing motor and the transmission mechanism 3, so that the connecting arm 6 drives the rotating shaft 16 to revolve by taking the center of the circle of the driving rotating shaft 2 as an origin, the mullite corundum lightweight bricks can be stably kept parallel to the ground while the lightweight brick placing plate 5 is matched with the rotating shaft 16, in the rotating process, then the heat transmitted from the through hole 18 can be uniformly contacted with the mullite lightweight bricks, the fan 13 is started, one end of the fan 13 far away from the air outlet 12 is turned on, the other end of the heat-insulating shell 1 is conveyed to the other end through the air return pipe 10, and then the heat of the heat at the lower end of the corundum housing 1 is blown out of the heat of the high temperature corundum lightweight bricks from the air 12 downwards, and the high temperature is uniformly contacted with the mullite lightweight bricks in the rotating direction, and the high-temperature is heated by the heat-insulating bricks, and the high-temperature is uniformly heated, and the high-pressed and the mullite corundum bricks are driven.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The mullite corundum light brick firing device comprises a heat-insulating shell (1), wherein a bottom plate (7) is arranged at the bottom of the heat-insulating shell (1), a combustion chamber (8) is arranged below the bottom plate (7), the combustion chamber (8) is arranged below the ground, and a combustion device (9) is arranged at the bottom of the combustion chamber (8);
the method is characterized in that: further comprises:
the driving rotating shaft (2) is arranged in the middle of the inside of the heat-insulating shell (1), the driving rotating shaft (2) is rotationally connected with the heat-insulating shell (1), six connecting arms (6) which are annularly and equidistantly distributed are arranged at two ends of the outside of the driving rotating shaft (2), and a mullite corundum lightweight brick placing assembly is arranged in the middle of the connecting arms (6);
the air return pipe (10) is arranged on one side of the heat insulation shell (1), one end of the air return pipe (10) extends to the bottom of the heat insulation shell (1), and the other end of the air return pipe (10) extends from the upper end of the heat insulation shell (1) to the inside.
2. A mullite corundum lightweight brick firing device as in claim 1 characterized by: the mullite corundum light brick placing assembly comprises a light brick placing plate (5), a first baffle (14), a second baffle (15) and a rotating shaft (16), wherein two ends of the rotating shaft (16) are respectively fixed with a connecting arm (6), the rotating shaft (16) is connected with the first baffle (14) through a bearing, the light brick placing plate (5) is fixed below the first baffle (14), the light brick placing plate (5) is of a net-shaped structure, and the first baffles (14) are respectively fixed on the front end face and the rear end face of the light brick placing plate (5).
3. A mullite corundum lightweight brick firing device as in claim 1 characterized by: the other side of heat preservation shell (1) is provided with drive mechanism (3), and the one end of drive pivot (2) is fixed mutually with the inside transmission shaft of drive mechanism (3), gear motor (4) are installed to the below of drive mechanism (3) one side, and the output shaft of gear motor (4) is connected through belt transmission with the transmission shaft of drive pivot (2) one end.
4. A mullite corundum lightweight brick firing device as in claim 1 characterized by: the upper end inside heat preservation shell (1) is fixed and is provided with air outlet (12), and air outlet (12) and return air pipe (10) one end seal fixed, fan (13) are installed to return air pipe (10) one end that is close to air outlet (12).
5. A mullite corundum lightweight brick firing device as in claim 4 wherein: the air return pipe (10) is far away from one end of the air outlet (12) and is provided with a filtering mechanism (11), and a metal filter cylinder (17) is arranged in the filtering mechanism (11).
6. A mullite corundum lightweight brick firing device as in claim 1 characterized by: a plurality of through holes (18) are formed in the bottom plate (7) in a rectangular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320291752.2U CN219531621U (en) | 2023-02-23 | 2023-02-23 | Mullite corundum light brick firing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320291752.2U CN219531621U (en) | 2023-02-23 | 2023-02-23 | Mullite corundum light brick firing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219531621U true CN219531621U (en) | 2023-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320291752.2U Active CN219531621U (en) | 2023-02-23 | 2023-02-23 | Mullite corundum light brick firing device |
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| CN (1) | CN219531621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117287974A (en) * | 2023-11-23 | 2023-12-26 | 四川利弘陶瓷有限公司 | Ceramic tile firing furnace and temperature control system and method thereof |
-
2023
- 2023-02-23 CN CN202320291752.2U patent/CN219531621U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117287974A (en) * | 2023-11-23 | 2023-12-26 | 四川利弘陶瓷有限公司 | Ceramic tile firing furnace and temperature control system and method thereof |
| CN117287974B (en) * | 2023-11-23 | 2024-03-29 | 四川利弘陶瓷有限公司 | Ceramic tile firing furnace and temperature control system and method thereof |
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