CN218764650U - Combustion Tower and Degreasing Furnace - Google Patents

Combustion Tower and Degreasing Furnace Download PDF

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Publication number
CN218764650U
CN218764650U CN202221778666.6U CN202221778666U CN218764650U CN 218764650 U CN218764650 U CN 218764650U CN 202221778666 U CN202221778666 U CN 202221778666U CN 218764650 U CN218764650 U CN 218764650U
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China
Prior art keywords
heating
tail gas
sleeve
tower
gas outlet
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CN202221778666.6U
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Chinese (zh)
Inventor
骆接文
唐铳
林利宏
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Guangdong Xingteshuo Equipment Technology Co ltd
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Shenzhen Sinterzone Technology Co ltd
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Abstract

The utility model discloses a combustion tower and degrease stove. The utility model discloses a burning tower includes sleeve, heating element and ignition. The sleeve is provided with a heating cavity, a tail gas inlet and a tail gas outlet are respectively arranged at two ends of the heating cavity, and the sleeve is made of a heat-insulating material. The heating assembly is connected to the sleeve and comprises a plurality of heating wires, and the heating wires are contained in the heating cavity. The ignition device is used for igniting the tail gas exhausted by the heating cavity. A plurality of heater strips can be directly to heating chamber heating, and the heat in the heating chamber is difficult for overflowing and scattering, makes oxalic acid can fully react and decompose in the heating chamber, has improved the quality that tail gas was handled. The degrease stove includes furnace body and combustion tower, and the furnace body is provided with first holding chamber, and first holding chamber communicates in the heating chamber, and the tail gas that the reaction produced can directly discharge and get into the heating chamber of combustion tower and handle in the first holding chamber, makes the tail gas that the degrease stove can continuous production and discharge obtain innocent treatment, has promoted the production efficiency of degrease stove.

Description

Combustion tower and degreasing furnace
Technical Field
The utility model relates to a degreasing catalysis field, especially a combustion tower and degrease stove.
Background
In the metal injection molding process, degreasing is an important step, and poisonous and harmful gases such as formaldehyde and the like are generated in the degreasing process, so that tail gas needs to be treated by using a combustion tower to prevent the direct emission of formaldehyde from polluting the environment. The tail gas discharged into the combustion tower contains substances such as formaldehyde, oxalic acid, gaseous water and the like. In the prior art, oxalic acid reacts insufficiently in a combustion tower, so that the quality and the efficiency of tail gas treatment are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a burning tower can accomplish and fully handle tail gas.
The utility model also provides a degrease stove including above-mentioned combustion tower.
According to the utility model discloses a combustion tower of first aspect embodiment, including sleeve, heating element and ignition. Wherein,
the sleeve is provided with a heating cavity, and a tail gas inlet and a tail gas outlet are respectively arranged at two ends of the heating cavity; the heating assembly is connected to the sleeve and comprises a plurality of heating wires, and the heating wires are contained in the heating cavity; the ignition device is arranged above the tail gas outlet and is used for igniting the tail gas exhausted by the heating cavity.
According to the utility model discloses burning tower has following beneficial effect at least: the sleeve is provided with a heating cavity, the heating assembly is connected to the sleeve and comprises a plurality of heating wires, and the heating wires are contained in the heating cavity. A plurality of heater strips can be directly to heating chamber heating, make oxalic acid can fully react the decomposition in the heating chamber, have improved the quality that the tail gas was handled.
According to some embodiments of the utility model, ignition includes the ignition rod, the ignition rod set up in the top of tail gas export, the ignition rod projection in the planar area in tail gas export place is greater than the area of tail gas export.
According to some embodiments of the utility model, many circles of structure are outside the heating circle projection in the area that the plane of tail gas export place encloses is greater than the area of tail gas export.
According to some embodiments of the utility model, the sleeve still is provided with first opening, first opening intercommunication the heating chamber, heating element still includes the mounting, the heater strip connect in the mounting, the mounting can seal first opening, the mounting can dismantle connect in the sleeve.
According to the utility model discloses a some embodiments, the mounting is provided with a plurality of fixed orificess, and is a plurality of fixed orifices evenly distributed, each the heater strip with each the fixed orifices one-to-one just wears to locate each the fixed orifices.
According to some embodiments of the utility model, still include threaded fastener, the mounting is provided with first screw hole, the sleeve is provided with the second screw hole, threaded fastener wears to locate first screw hole and partial holding in the second screw hole, threaded fastener is used for locking the mounting in the sleeve.
According to some embodiments of the utility model, still include sealed the pad, sealed pad set up in the mounting with between the sleeve, sealed pad is made by high temperature resistant material.
According to the utility model discloses a some embodiments still include temperature sensor, temperature sensor sets up in relatively tail gas entry is close to in the one end of tail gas export, temperature sensor is used for detecting the temperature in heating chamber.
According to some embodiments of the utility model, still include the insulation cover, the insulation cover cladding in telescopic surface, the insulation cover is made by insulation material.
According to the utility model discloses a degrease stove of second aspect embodiment, including furnace body and the combustion tower that the above-mentioned first aspect embodiment provided. The furnace body is provided with first holding chamber, and the heating chamber communicates in first holding chamber.
According to the utility model discloses degrease stove has following beneficial effect at least: the furnace body is provided with first holding chamber and heating chamber and communicates in first holding chamber, and the tail gas that the reaction produced can directly discharge and get into the heating chamber of combustion tower and handle in the first holding chamber, makes the tail gas that the degrease stove can continuous production and discharge obtain innocent treatment, has promoted the production efficiency of degrease stove. Since the degreasing furnace adopts all technical schemes of the combustion tower in the embodiment of the first aspect, at least all beneficial effects brought by the technical schemes of the combustion tower are achieved, and details are not repeated here.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention will be further described with reference to the following drawings and examples, in which:
FIG. 1 is a schematic view of a combustion tower according to an embodiment of the present invention;
FIG. 2 is a schematic view of another angle of a combustion tower according to an embodiment of the present invention;
fig. 3 is a sectional view of a combustion tower according to an embodiment of the present invention.
Reference numerals:
insulation 110, heating cavity 111, first passage segment 112, second passage segment 113, third passage segment 114, first opening 115, sleeve 120;
an ignition bar 200, a second opening 210, a heating ring 220, a gap 230;
a fixing member 300, a temperature sensor 400, a heating wire 500, and a gasket 600.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.
In the description of the present invention, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1 to 3, a first aspect of the present invention provides a combustion tower for treating exhaust gas, including a sleeve 120, a heating assembly and an ignition device. The sleeve 120 comprises a heating cavity 111, and two ends of the heating cavity 111 are respectively provided with an exhaust gas inlet and an exhaust gas outlet; the heating assembly is detachably connected to the sleeve 120, the heating assembly comprises a plurality of heating wires 500, and the heating wires 500 are accommodated in the heating cavity 111; the ignition device is disposed above the exhaust gas outlet and is used for igniting the exhaust gas discharged from the heating chamber 111. The heating cavity 111 can be directly heated by the plurality of heating wires 500, and the heat in the heating cavity 111 is not easy to overflow and disperse, so that the oxalic acid can be fully reacted and decomposed in the heating cavity 111, and the quality of tail gas treatment is improved. Wherein, the sleeve 120 is made of heat-resistant stainless steel 310S, and the outer shape of the sleeve 120 is round or square.
Specifically, the heating cavity 111 includes a first channel segment 112, a second channel segment 113 and a third channel segment 114, one end of the second channel segment 113 is communicated with the first channel segment 112, the other end is communicated with the third channel segment 114, the first channel segment 112 is communicated with the exhaust gas inlet, the third channel segment 114 is communicated with the exhaust gas outlet, the first channel segment 112 and the third channel segment 114 are both vertically arranged, and the second channel segment 113 is horizontally arranged. The plurality of heating wires 500 are uniformly distributed in the second channel section 113, the flow speed of the tail gas is reduced after the tail gas enters the second channel section 113 through the first channel section 112, the tail gas can fully react at the second channel section 113 to remove oxalic acid gas in the tail gas, the tail gas flows into the third channel section 114, then is mixed with air, and is ignited above the third channel section 114, so that harmless treatment of the tail gas is realized.
Referring to fig. 1 to 3, in some embodiments, the ignition device includes an ignition rod 200, and since there is no oxygen in the exhaust gas, the ignition rod 200 is disposed above the exhaust gas outlet, so that the formaldehyde in the exhaust gas is ignited and removed when the exhaust gas just contacts with air, and an area of a plane where the ignition rod 200 is projected on the exhaust gas outlet is larger than an area of the exhaust gas outlet. Because some tail gas is not lighted because tail gas probably outwards diffuses when being discharged from the tail gas outlet, the at least partial setting of ignition rod 200 can increase the area of covering and make the tail gas treatment more abundant in the outside of tail gas outlet.
Referring to fig. 1 to 3, in some embodiments, the ignition bar 200 is wound around from inside to outside to form a multi-turn structure, the multi-turn structure includes a plurality of heating turns 220, a gap 230 is formed between each adjacent heating turn 220, and the multi-turn structure has a second opening 210 at a position corresponding to an outlet of the exhaust gas. The area of the second opening 210 is smaller than the area of the exhaust gas outlet. When the tail gas is discharged from the tail gas outlet, the tail gas can flow out from the second opening 210 and the gap 230 between each part of the ignition rod 200, and is fully contacted with the ignition rod 200 to ignite and remove the formaldehyde, so that the condition that the formaldehyde is directly discharged due to insufficient combustion of the tail gas is avoided. The ignition rod 200 ignites the residual formaldehyde in the tail gas to generate carbon dioxide and water, and then discharges the carbon dioxide and the water, so that the environment is not polluted. The ignition rod 200 may be made of iron-chromium-aluminum alloy or nickel-chromium alloy, and the temperature of the ignition rod 200 is higher than the ignition temperature of methanol by electric heating.
Referring to fig. 1-3, in some embodiments, the cartridge 120 is further provided with a first opening 115, the first opening 115 communicating with the heating cavity 111. The heating assembly further comprises a fixing member 300, the fixing member 300 is provided with a plurality of fixing holes, the fixing holes are uniformly distributed, the heating wire 500 is arranged in the fixing holes in a penetrating manner, the fixing member 300 can seal the first opening 115, and the fixing member 300 is detachably connected to the sleeve 120. Contain the oxalic acid ash in the tail gas, the oxalic acid ash probably piles up and makes the space of heating chamber 111 diminish and reduce the efficiency and the quality that the tail gas was handled in heating chamber 111 after the long-time use of burning tower, can separate mounting 300 and sleeve 120 this moment and expose first opening 115, shifts out the heating chamber with the oxalic acid ash clearance by first opening 115, guarantees the processing quality and the efficiency of burning tower to tail gas. In addition, because the fixing holes are uniformly distributed on the fixing member 300, the positions of the heating wires 500 in the heating cavity 111 are also uniformly distributed, the heating cavity 111 can be uniformly heated, so that the temperature difference between the positions of the heating cavity 111 is small, and the tail gas treatment in the heating cavity 111 can be sufficient. When the heater strip 500 is damaged in the using process, the heater strip can be detached, separated and replaced from the fixing member 300 independently without influencing the use of other heater strips 500.
In the prior art, a plurality of fins are generally arranged in the heating cavity 111, and the heating wire 500 is wound outside the sleeve 120, the fins are used for heat conduction, the plurality of fins define a channel, the exhaust gas is heated by the fins when flowing through the channel, so that the exhaust gas reacts, and the exhaust gas contains oxalic acid ash which can block the channel, so that the combustion tower cannot be used continuously. And need not to use the fin in this scheme, place heating chamber 111 in the heater strip 500 in, when can satisfying the exhaust heat treatment, because the sectional area of second passageway section 113 is greater than the sectional area of above-mentioned passageway far away, make oxalic acid ash be difficult for blockking up in second passageway section 113, can satisfy the demand that the combustion tower used for a long time.
Referring to fig. 1 to 3, in some embodiments, the combustion tower further includes a threaded fastener, the fixing member 300 is provided with a first threaded hole, the sleeve 120 is provided with a second threaded hole, the threaded fastener is disposed through the first threaded hole and partially received in the second threaded hole, and the threaded fastener is used for locking the fixing member 300 to the sleeve 120. The fastener 300 is coupled to the sleeve 120 by a threaded fastener, so that the fastener 300 and the sleeve 120 have sufficient coupling strength to ensure that the fastener 300 and the sleeve 120 are not separated during use of the combustion tower. Wherein the threaded fastener may be a bolt or a screw. Or, the fixing member 300 can be connected with the sleeve 120 through a buckle, so that the fixing member 300 is rotatably connected with the sleeve 120, the heating cavity 111 can be exposed, the heating cavity 111 can be conveniently cleaned and re-closed, and the operation is simple, convenient and quick.
Referring to fig. 1 to 3, in some embodiments, the combustion tower further includes a gasket 600, and the gasket 600 is disposed between the fixing member 300 and the sleeve 120. The fixing member 300 compresses the sealing gasket 600 against the sleeve 120, so as to prevent the tail gas from flowing out from the gap between the fixing member 300 and the sleeve 120 during the use of the combustion tower.
Further, the gasket 600 is made of a high temperature resistant material, such as graphite or silicon carbide. When the graphite is adopted, the graphite has the characteristic of high temperature resistance, so that the graphite can be used in a high-temperature environment for a long time without damage. In addition, the graphite has a low thermal expansion coefficient and does not absorb heat to expand in a high temperature environment, thereby ensuring stability of the connection between the fixing member 300 and the sleeve 120.
In some embodiments, the combustion tower further comprises a temperature sensor disposed at an end of the exhaust gas outlet opposite the exhaust gas inlet. For the exhaust gas inlet, the temperature at the exhaust gas outlet can reflect the real temperature in the heating chamber 111, so that the operator can adjust the output power of each heating wire 500 according to the temperature fed back by the temperature sensor, and the temperature in the heating chamber 111 is always within the set temperature range.
Referring to fig. 3, in some embodiments, the combustion tower further includes an insulation cover 110, the insulation cover 110 covers an outer surface of the sleeve 120, and the insulation cover 110 is made of an insulation material. The thermal sleeve 110 and the sleeve 120 can concentrate heat in the heating chamber 111, reduce dissipation of heat in the heating chamber 111 to reduce energy required for the heating wire 500 to maintain the temperature in the heating chamber 111, and can prevent the operator from being affected by high temperature. Wherein, the thermal insulation sleeve 110 can be made of carbon fiber.
In some embodiments, the wire 500 is made of a high temperature resistant material, which can ensure that the wire 500 is not damaged under conditions of long-term high temperature use. Specifically, the heating wire 500 may be made of iron-chromium-aluminum alloy or nickel-chromium alloy.
The embodiment of the second aspect of the utility model provides a degreasing furnace (not shown in the figure), including furnace body and the combustion tower that the embodiment of the above-mentioned first aspect provided. Wherein, the furnace body is provided with first holding chamber. The combustion tower is arranged above the furnace body, and the heating cavity 111 is communicated with the first accommodating cavity. Tail gas that the reaction produced in the first holding chamber can directly be discharged and is handled in the heating chamber 111 that gets into the combustion tower, makes the tail gas that the degrease stove can continuous production and discharge obtain innocent treatment, has promoted the production efficiency of degrease stove.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

Claims (10)

1. A combustion tower for treating tail gas, comprising:
the tail gas heating device comprises a sleeve, a heating cavity and a tail gas heating device, wherein a tail gas inlet and a tail gas outlet are respectively formed in two ends of the heating cavity;
the heating assembly is connected to the sleeve and comprises a plurality of heating wires, and the heating wires are contained in the heating cavity;
the ignition device is arranged above the tail gas outlet and is used for igniting the tail gas exhausted by the heating cavity.
2. The flare stack of claim 1 wherein the ignition device comprises an ignition bar disposed above the tail gas outlet, the ignition bar having an area projected onto a plane of the tail gas outlet that is greater than an area of the tail gas outlet.
3. The burner tower of claim 2, wherein the ignition bar is looped from the inside to the outside to form a multi-turn structure, the multi-turn structure including a plurality of heating turns, each adjacent heating turn having a gap therebetween, the multi-turn structure having a second opening at a position corresponding to the exhaust gas outlet.
4. The flare stack of claim 1 wherein the sleeve is further provided with a first opening communicating with the heating chamber, the heating assembly further comprising a fixture to which the heater wire is connected, the fixture being capable of closing the first opening, the fixture being removably connected to the sleeve.
5. The burning tower as claimed in claim 4, wherein the fixing member is provided with a plurality of fixing holes, the plurality of fixing holes are uniformly distributed, and each heating wire is in one-to-one correspondence with and penetrates through each fixing hole.
6. The tower of claim 4, further comprising a threaded fastener, wherein the fastener has a first threaded aperture, the sleeve has a second threaded aperture, and the threaded fastener extends through the first threaded aperture and is partially received in the second threaded aperture, the threaded fastener being configured to secure the fastener to the sleeve.
7. The flare tower of claim 4 further comprising a gasket disposed between the fixture and the sleeve, the gasket being made of a high temperature resistant material.
8. The flare stack of claim 1 further comprising a temperature sensor disposed at an end of the vent gas outlet opposite the vent gas inlet, the temperature sensor configured to sense a temperature of the heating chamber.
9. The tower of claim 1, further comprising a jacket covering an outer surface of the sleeve, the jacket being made of a thermal insulating material.
10. Degreasing furnace, its characterized in that includes:
the furnace body is provided with a first accommodating cavity;
the burning tower as claimed in any one of claims 1 to 9, wherein the heating chamber is communicated with the first accommodating chamber.
CN202221778666.6U 2022-07-11 2022-07-11 Combustion Tower and Degreasing Furnace Active CN218764650U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221778666.6U CN218764650U (en) 2022-07-11 2022-07-11 Combustion Tower and Degreasing Furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221778666.6U CN218764650U (en) 2022-07-11 2022-07-11 Combustion Tower and Degreasing Furnace

Publications (1)

Publication Number Publication Date
CN218764650U true CN218764650U (en) 2023-03-28

Family

ID=85688132

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221778666.6U Active CN218764650U (en) 2022-07-11 2022-07-11 Combustion Tower and Degreasing Furnace

Country Status (1)

Country Link
CN (1) CN218764650U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20240321

Address after: No. 13, Binjiang Avenue, Zhongtang Town, Dongguan City, Guangdong Province, 523220

Patentee after: Guangdong Xingteshuo Equipment Technology Co.,Ltd.

Country or region after: Zhong Guo

Address before: 518000 workshop 103, Xin'an factory, Shaer Industrial Park, Shapu community, Songgang street, Bao'an District, Shenzhen, Guangdong Province

Patentee before: SHENZHEN SINTERZONE TECHNOLOGY Co.,Ltd.

Country or region before: Zhong Guo