CN212620188U - Exhaust device of atmosphere protection kiln - Google Patents
Exhaust device of atmosphere protection kiln Download PDFInfo
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- CN212620188U CN212620188U CN202021503518.4U CN202021503518U CN212620188U CN 212620188 U CN212620188 U CN 212620188U CN 202021503518 U CN202021503518 U CN 202021503518U CN 212620188 U CN212620188 U CN 212620188U
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- main pipe
- atmosphere protection
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Abstract
The utility model discloses an exhaust device of an atmosphere protection kiln, which is characterized in that a plurality of top exhaust ports and a plurality of bottom exhaust ports are respectively arranged at the top and the bottom of the atmosphere protection kiln, a gas collecting hood device is connected on the top exhaust ports, and an exhaust device is connected on the bottom exhaust ports; the gas collecting hood device comprises a top exhaust pipe connected with the top exhaust port, a first high-temperature resistant pipe body, a gas collecting hood and a top suction air distribution port are sequentially arranged on the top exhaust pipe from bottom to top, and first flashboards are arranged on the upper side and the lower side of the gas collecting hood; the exhaust device comprises a second high-temperature-resistant pipe body connected with the bottom exhaust port and a bottom-pumping main pipe connected with the second high-temperature-resistant pipe body, and a second flashboard is inserted between the second high-temperature-resistant pipe body and the bottom-pumping main pipe. The utility model discloses can reduce waste gas and spill over and reduce the casket-like bowl difference in temperature.
Description
Technical Field
The utility model relates to a kiln technical field especially relates to an exhaust apparatus of atmosphere protection kiln.
Background
In industrial production or scientific research institutions, high-temperature material sintering equipment is mostly needed, and the key technology of the high-temperature material sintering equipment lies in the structural composition of a furnace body. Especially in a lithium battery material sintering atmosphere roller kiln, a chemical reaction can occur in the calcining process to produce more gas and other volatile matters, so that more exhaust ports are arranged on the top of the furnace body and used for discharging waste gas generated in the furnace and adjusting the kiln pressure. The exhaust pipeline of the traditional kiln generally adopts a direct connection mode, and kiln pressure is controlled conveniently. However, the pressure in the furnace is generally in a positive pressure state, and the flue gas easily overflows from the top gate plate to pollute the workshop environment. Traditional lithium battery materials are all loaded into the saggar to be calcined, the kiln is only provided with an exhaust port at the top of the furnace body, heat flows towards the two sides of the kiln body and is quickly discharged towards the top, the multilayer and multi-column saggar is large in temperature difference, product quality is different, and the saggar is especially arranged in the middle of the bottom layer.
Disclosure of Invention
To the problem that exists among the prior art, the utility model aims to provide an atmosphere protection kiln exhaust apparatus that can reduce waste gas and spill over and reduce the saggar difference in temperature.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
The exhaust device of the atmosphere protection kiln is characterized in that a plurality of top exhaust ports and a plurality of bottom exhaust ports are respectively arranged at the top and the bottom of the atmosphere protection kiln, a gas collecting hood device is connected to the top exhaust ports, and an exhaust device is connected to the bottom exhaust ports; the gas collecting hood device comprises a top exhaust pipe connected with the top exhaust port, a first high-temperature resistant pipe body, a gas collecting hood and a top suction air distribution port are sequentially arranged on the top exhaust pipe from bottom to top, and first flashboards are arranged on the upper side and the lower side of the gas collecting hood; the exhaust device comprises a second high-temperature-resistant pipe body connected with the bottom exhaust port and a bottom-pumping main pipe connected with the second high-temperature-resistant pipe body, and a second flashboard is inserted between the second high-temperature-resistant pipe body and the bottom-pumping main pipe.
More preferably, the top exhaust pipe and the bottom main extraction pipe are connected to the same exhaust main pipe.
More preferably, a regulating valve is arranged between the bottom suction main pipe and the exhaust main pipe.
More preferably, the gas-collecting hood is a movable gas-collecting hood, and the movable gas-collecting hood is connected to the top exhaust pipe through a bolt.
More preferably, the first high temperature resistant pipe body is a ceramic round pipe, and the first gate plate is a ceramic gate plate.
More preferably, the second refractory tube is a ceramic square tube.
More preferably, a plurality of inserting positions are arranged at the inserting position of the second high-temperature-resistant pipe body and the bottom extraction main pipe, and the second flashboard can be inserted into different inserting positions.
More preferably, a bottom suction air distribution port is arranged at the end part of the bottom suction main pipe.
The utility model has the advantages that:
compared with the prior art, the utility model discloses a set up gas collecting channel device and exhaust apparatus respectively in top, the bottom of atmosphere protection kiln, the during operation utilizes gas collecting channel device and exhaust apparatus to exhaust simultaneously, and then makes waste gas discharge from top and the bottom of atmosphere protection kiln simultaneously, reduces the difference in temperature of product effectively, improves product quality to reduce waste gas and spill over probability, energy-concerving and environment-protective. Meanwhile, the whole exhaust device is convenient to install and low in manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of an exhaust device of an atmosphere protection kiln provided by the present invention.
Fig. 2 shows a side view of fig. 1.
FIG. 3 is a schematic view of another embodiment of the exhaust apparatus of the atmosphere protection kiln.
Description of reference numerals:
1: top vent, 2: ceramic round tube, 3: ceramic shutter, 4: gas-collecting channel, 5: bolt, 6: top suction air distribution port, 7: bottom suction main pipe, 8: regulating valve, 9: ceramic square tube, 10: bottom vent, 11: exhaust main pipe, 12: bottom suction gate, 13: and a bottom suction air distribution port.
Detailed Description
In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.
The following description will be further made in conjunction with the accompanying drawings of the specification, so that the technical solution and the advantages of the present invention are clearer and clearer. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
As shown in fig. 1 and 2, an exhaust device of an atmosphere protection kiln is characterized in that a plurality of top exhaust ports 1 and a plurality of bottom exhaust ports 10 are respectively arranged at the top and the bottom of the atmosphere protection kiln, a gas collecting channel device is connected to the top exhaust ports 1, an exhaust device is connected to the bottom exhaust ports 10, and the gas collecting channel device and the exhaust device are connected to the same exhaust main pipe 11.
The gas collecting channel device comprises a top exhaust pipe connected with an exhaust main pipe 11, wherein the top exhaust pipe is provided with a ceramic round pipe 2, a gas collecting channel 4 and a top suction air distribution port 6 which are sequentially arranged from bottom to top, the ceramic round pipe 2 is connected with a top exhaust port 1, and ceramic flashboards 3 are arranged on the upper side and the lower side of the gas collecting channel 4 so as to adjust the air volume.
In this embodiment, the gas collecting hood 4 is preferably a movable gas collecting hood, and the movable gas collecting hood is fixed on the top exhaust pipe 1 through a bolt 5 so as to change the position of the movable gas collecting hood. Here, the movable gas collecting hood has the advantages that: convenient for maintenance and replacement and improves the smoke dust eliminating effect. In other embodiments, the movable gas-collecting hood can also be replaced by other existing known movable gas-collecting hood structures; according to different actual needs, the ceramic round tube is replaced by a high-temperature-resistant tube body made of other shapes and other materials, and the ceramic flashboard is replaced by a flashboard made of other materials; the present embodiment is not limited.
The exhaust device comprises a ceramic square pipe 9 connected with a bottom exhaust port 10 and a bottom-pumping main pipe 7 connected with the ceramic square pipe 9, the bottom-pumping main pipe 7 is connected to an exhaust main pipe 11, and a bottom-pumping flashboard 12 is inserted between the ceramic square pipe 9 and the bottom-pumping main pipe 7 so as to adjust the opening degree.
In this embodiment, preferably, a plurality of insertion positions are provided at the insertion position of the ceramic square tube 9 and the bottom drawing main tube 7, so as to adjust the height of the bottom drawing main tube 7. A bottom suction air distribution port 13 is preferably arranged at the end part of the bottom suction main pipe 7 so as to facilitate the air distribution of the bottom suction main pipe 7. Preferably, a regulating valve 8 is arranged between the bottom suction main pipe 7 and the exhaust main pipe 11 to regulate the bottom suction amount. In other embodiments, the ceramic square tube 9 may be replaced by a high temperature resistant tube made of other materials, and is not limited to this embodiment.
In this embodiment, the ceramic square tube 9 leads out an air outlet from the side of the atmosphere protection kiln. In another embodiment, the ceramic square tube is led out of the air outlet directly from the bottom edge of the atmosphere protection kiln, as shown in fig. 3, and is not limited to this embodiment.
Compared with the prior art, the exhaust apparatus of atmosphere protection kiln that this embodiment provided sets up gas collecting channel device and exhaust apparatus respectively through top, the bottom at atmosphere protection kiln, and the during operation utilizes gas collecting channel device and exhaust apparatus to exhaust simultaneously, and then makes waste gas discharge from the top and the bottom of atmosphere protection kiln simultaneously, reduces the difference in temperature of product effectively, improves product quality to reduce waste gas and spill over probability, energy-concerving and environment-protective. Meanwhile, the whole exhaust device is convenient to install and low in manufacturing cost.
It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known art are intended to fall within the scope of the invention, which is defined by the claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.
Claims (8)
1. The exhaust device of the atmosphere protection kiln is characterized in that a plurality of top exhaust ports and a plurality of bottom exhaust ports are respectively arranged at the top and the bottom of the atmosphere protection kiln, a gas collecting hood device is connected to the top exhaust ports, and an exhaust device is connected to the bottom exhaust ports;
the gas collecting hood device comprises a top exhaust pipe connected with the top exhaust port, a first high-temperature resistant pipe body, a gas collecting hood and a top suction air distribution port are sequentially arranged on the top exhaust pipe from bottom to top, and first flashboards are arranged on the upper side and the lower side of the gas collecting hood;
the exhaust device comprises a second high-temperature-resistant pipe body connected with the bottom exhaust port and a bottom-pumping main pipe connected with the second high-temperature-resistant pipe body, and a second flashboard is inserted between the second high-temperature-resistant pipe body and the bottom-pumping main pipe.
2. The exhaust system of an atmosphere protection kiln according to claim 1, wherein the top exhaust pipe and the bottom extraction main pipe are connected to the same exhaust main pipe.
3. The exhaust apparatus of an atmosphere protecting kiln according to claim 2, wherein a regulating valve is provided between the bottom drawing main pipe and the exhaust main pipe.
4. The exhaust system of an atmosphere protecting kiln as recited in claim 1, wherein said gas collecting channel is a movable gas collecting channel bolted to said top exhaust duct.
5. The exhaust device of an atmosphere protection kiln according to claim 1, wherein the first refractory tube is a ceramic round tube, and the first shutter is a ceramic shutter.
6. The exhaust device of an atmosphere protection kiln according to claim 1, wherein the second refractory tube is a ceramic square tube.
7. The exhaust device of an atmosphere protection kiln according to claim 1, wherein a plurality of insertion positions are provided at the insertion position of the second high temperature resistant pipe body and the bottom extraction main pipe, and the second shutter plate can be inserted into different insertion positions.
8. The exhaust apparatus of an atmosphere protecting kiln according to claim 1, wherein a bottom suction port is provided at an end of the bottom suction main pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021503518.4U CN212620188U (en) | 2020-07-27 | 2020-07-27 | Exhaust device of atmosphere protection kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021503518.4U CN212620188U (en) | 2020-07-27 | 2020-07-27 | Exhaust device of atmosphere protection kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212620188U true CN212620188U (en) | 2021-02-26 |
Family
ID=74730364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021503518.4U Active CN212620188U (en) | 2020-07-27 | 2020-07-27 | Exhaust device of atmosphere protection kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212620188U (en) |
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2020
- 2020-07-27 CN CN202021503518.4U patent/CN212620188U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220411 Address after: 528000 303g, floor 3, No. 5, Jiangwan Second Road, Chancheng District, Foshan City, Guangdong Province Patentee after: Foshan Nisen Investment Co.,Ltd. Address before: 528100 official of wudinggang village committee, southwest Street, Sanshui District, Foshan City, Guangdong Province Patentee before: Guangdong Wujiang new energy equipment Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |