CN211119317U - Combustion device for coal tar - Google Patents
Combustion device for coal tar Download PDFInfo
- Publication number
- CN211119317U CN211119317U CN201920619435.2U CN201920619435U CN211119317U CN 211119317 U CN211119317 U CN 211119317U CN 201920619435 U CN201920619435 U CN 201920619435U CN 211119317 U CN211119317 U CN 211119317U
- Authority
- CN
- China
- Prior art keywords
- combustion
- combustion furnace
- compressed air
- oil inlet
- air duct
- 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.)
- Withdrawn - After Issue
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 119
- 239000011280 coal tar Substances 0.000 title claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 1
- 239000003250 coal slurry Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model discloses a burner for coal tar relates to burner technical field. The utility model comprises a cyclone dust collector, a combustion furnace, a compressed air main pipe connected with an air compression station, a first combustion-supporting component and a second combustion-supporting component; a high-pressure oil inlet pipe penetrates through and is fixed at the oil inlet combustion end of the combustion furnace; one end of the high-pressure oil inlet pipe is provided with a combustion oil nozzle at the inner side of the combustion furnace; a first annular air duct is arranged outside the oil inlet combustion end of the combustion furnace; a second annular air duct and a third annular air duct are sequentially arranged on the peripheral side of the combustion furnace along the flow direction of combustion heat; an air outlet cylinder and a boosting box respectively penetrate through and are fixed on the peripheral side surface of the combustion furnace and the end far away from the oil inlet combustion end. The utility model discloses a fire burning furnace, first annular air duct, second annular air duct, third annular air duct, the drum of giving vent to anger, the boosting case of design, improved the burning degree of filling of coal tar, solved current coal tar and be difficult to the problem of direct combustion in the coal slurry combustion furnace.
Description
Technical Field
The utility model belongs to the technical field of burner, especially, relate to a burner for coal tar.
Background
Coal tar is one of the products in crude gas generated by pyrolysis of coal in the coking industry, has complex components and is mainly a mixture of phenols, aromatic hydrocarbons and heterocyclic compounds. When ceramic production enterprises fire ceramic tiles, coal water slurry is generally needed to be used as a raw material, coal tar generated in the process of preparing the coal water slurry is difficult to directly burn in a coal water slurry combustion furnace, the burning is incomplete, and the combustion furnace needs to be redesigned. The invention with the application number of 201710387677.9 discloses a coal tar combustion device, which comprises an oil tank, a preheater, a first oil filter, a second oil filter, an oil pump, an oil return pipe and a combustor; the preheater and the first oil filter are arranged in an oil tank, and a thermometer is arranged on the oil tank; the first oil filter is connected with an oil pump through a ball valve and a second oil filter, the oil tank is connected with the oil pump through an oil return pipe, a one-way valve and an overflow valve, the oil pump is connected with a burner through a pipeline and a flow regulating valve, and a pressure gauge is installed on one side of the oil pump; the combustor can be connected with the combustion chamber through a combustor burner and is connected with the oil return pipe through a pipeline; burner still includes temperature control system, temperature control system can open and close according to the temperature control combustor pulse valve of combustion chamber, the utility model discloses a preheater heats the coal tar and softens, purifies the coal tar through the two-stage filtration, prevents the jam of combustor nozzle and pipeline, has improved the combustion efficiency of coal tar. The whole device does not disclose the interior of the combustion furnace, so that the device for burning the coal tar is designed.
Disclosure of Invention
An object of the utility model is to provide a burner for coal tar through burning furnace, first annular air duct, second annular air duct, third annular air duct, the drum of giving vent to anger, the boosting case of design, has improved the burning of coal tar and has filled the degree, has solved current coal tar and has been difficult to the problem of direct combustion in the coal slurry burning furnace.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a combustion device for coal tar, which comprises a cyclone dust collector, a combustion furnace, a compressed air header pipe connected with an air compression station, a first combustion-supporting component and a second combustion-supporting component; a high-pressure oil inlet pipe penetrates through and is fixed at the oil inlet combustion end of the combustion furnace; a combustion oil nozzle is arranged at one end of the high-pressure oil inlet pipe and positioned at the inner side of the combustion furnace; a first annular air duct is arranged on the outer side of the oil inlet combustion end of the combustion furnace; a second annular air duct and a third annular air duct are sequentially arranged on the periphery of the combustion furnace along the flow direction of combustion heat; an air outlet cylinder and a boosting box respectively penetrate through and are fixed on the peripheral side surface of the combustion furnace and the end far away from the oil inlet combustion end; the air outlet cylinder is coaxial with the boosting box; the air outlet cylinder is connected with an air inlet of the cyclone dust collector through a hot air pipe; the compressed air main pipe is respectively communicated with the first annular air guide pipe, the second annular air guide pipe, the third annular air guide pipe and the boosting box through the first compressed air branch pipe, the second compressed air branch pipe, the third compressed air branch pipe and the fourth compressed air branch pipe; the oil inlet of the high-pressure oil inlet pipe is connected with the oil tank through a booster pump;
the peripheral surface of the first annular air duct is communicated with the interior of an oil inlet combustion end of the combustion furnace through a plurality of first air ducts; the peripheral surface of the second annular gas guide pipe is communicated with a first combustion-supporting assembly arranged on the inner wall of the combustion furnace through a plurality of second gas guide pipes; the peripheral surface of the third annular air duct is communicated with a second combustion-supporting assembly arranged on the inner wall of the combustion furnace through a plurality of third air ducts.
Further, the first combustion-supporting assembly is of a revolving body structure; the first combustion-supporting assembly comprises a cylindrical barrel and a circular truncated cone barrel; one end of the cylindrical barrel is fixedly connected with the small-diameter end of the circular table barrel; the length of the cylindrical barrel is smaller than that of the circular table barrel; one end of an annular flow deflector is fixed on the inner wall of the circular truncated cone; the other end of the annular flow deflector points to the large-diameter end of the circular truncated cone and tends to the axis; the large-diameter end part of the circular truncated cone is annularly and uniformly distributed and fixed with one end of the guide plate; the other end of the guide plate points to the small-diameter end of the circular truncated cone and tends to the axis.
Further, the structural characteristics of the second combustion-supporting assembly are the same as those of the first combustion-supporting assembly.
Further, the combustion furnace is sequentially provided with a small cylinder part, a hollow circular table part and a large cylinder part from an oil inlet combustion end to an exhaust end.
Furthermore, the upper end part of the boosting box is of a circular truncated cone cylindrical structure and is arranged in the combustion furnace; the lower end part of the boosting box is of a cylindrical structure and is arranged outside the combustion furnace.
Furthermore, the first compressed air branch pipe, the second compressed air branch pipe, the third compressed air branch pipe and the fourth compressed air branch pipe are all provided with a compressed air pressure regulating valve.
The utility model discloses following beneficial effect has:
1. the utility model discloses a first annular air duct, second annular air duct and the third annular air duct of design carry out highly-compressed air step by step and carry out the intensive mixing burning with the coal tar, improve the degree of fullness of burning, the high-pressure draught of boosting case at the design of burning furnace rear end promotes down further provides the oxygen burning with the part unburnt in the mist, and the burning is abundant complete, has reduced harmful gas's emission, reduces the pollution influence to the surrounding environment.
2. The utility model discloses a space between a cylinder section of thick bamboo and a round platform section of thick bamboo that highly compressed air got into was let in to round platform section of thick bamboo and second air duct intercommunication in the first annular air duct, the air current is for the first time when meetting annular water conservancy diversion piece to the oxygen proportion that central part was improved in the deflection of central direction, improves the burning degree of filling, and one of them part high-speed air further forms the air current of rotation state with the guide plate contact, and the flame of burning is rotatory, and the inside and outside part of flame exchanges, improves the degree of filling of burning.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a combustion apparatus for coal tar according to the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the overall structure of a first combustion supporting assembly;
FIG. 4 is a schematic view of the internal structure of the first combustion supporting assembly;
in the drawings, the components represented by the respective reference numerals are listed below:
1-cyclone dust collector, 2-combustion furnace, 3-compressed air manifold, 4-high pressure oil inlet pipe, 5-combustion oil nozzle, 6-first annular air duct, 7-second annular air duct, 8-third annular air duct, 9-air outlet cylinder, 10-boosting box, 11-first compressed air branch pipe, 12-second compressed air branch pipe, 13-third compressed air branch pipe, 14-first air duct, 15-second air duct, 16-first combustion-supporting component, 17-second combustion-supporting component, 18-hot air pipe, 19-fourth compressed air branch pipe, 20-cylinder, 21-circular table cylinder, 22-annular flow guide sheet, 23-flow guide sheet and 24-compressed air pressure regulating valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model relates to a combustion device for coal tar, which comprises a cyclone dust collector 1, a combustion furnace 2, a compressed air header pipe 3 connected with an air compression station, a first combustion-supporting component 16 and a second combustion-supporting component 17; a high-pressure oil inlet pipe 4 penetrates through and is fixed at the oil inlet combustion end of the combustion furnace 2; a combustion oil nozzle 5 is arranged at one end of the high-pressure oil inlet pipe 4 and positioned at the inner side of the combustion furnace 2; a first annular gas guide pipe 6 is arranged on the outer side of the oil inlet combustion end of the combustion furnace 2; a second annular air duct 7 and a third annular air duct 8 are sequentially arranged on the peripheral side of the combustion furnace 2 along the combustion heat flowing direction; an air outlet cylinder 9 and a boosting box 10 respectively penetrate and are fixed on the peripheral side surface of the combustion furnace 2 and the end far away from the oil inlet combustion end; the air outlet cylinder 9 is coaxial with the boosting box 10; the air outlet cylinder 9 is connected with an air inlet of the cyclone dust collector 1 through a hot air pipe 18; the compressed air main pipe 3 is respectively communicated with the first annular air duct 6, the second annular air duct 7, the third annular air duct 8 and the boosting box 10 through a first compressed air branch pipe 11, a second compressed air branch pipe 12, a third compressed air branch pipe 13 and a fourth compressed air branch pipe 19; an oil inlet of the high-pressure oil inlet pipe 4 is connected with an oil tank through a booster pump; the first air duct 14 is arranged on the rear peripheral side of the combustion oil nozzle 5; an ignition gun penetrates through and is fixed at the oil inlet combustion end of the combustion furnace 2;
the peripheral surface of the first annular air duct 6 is communicated with the inside of the oil inlet combustion end of the combustion furnace 2 through a plurality of first air ducts 14; the peripheral surface of the second annular air duct 7 is communicated with a first combustion-supporting assembly 16 arranged on the inner wall of the combustion furnace 2 through a plurality of second air ducts 15; the peripheral surface of the third annular air duct 8 is communicated with a second combustion-supporting assembly 17 arranged on the inner wall of the combustion furnace 2 through a plurality of third air ducts.
As shown in fig. 3-4, the first combustion supporting assembly 16 is a revolving body structure; the first combustion supporting assembly 16 comprises a cylindrical barrel 20 and a circular truncated cone barrel 21; one end of the cylindrical barrel 20 is fixedly connected with the small-diameter end of the circular table barrel 21; the length of the cylinder 20 is less than that of the circular table cylinder 21; one end of an annular flow deflector 22 is fixed on the inner wall of the circular truncated cone 21; the other end of the annular flow deflector 22 points to the large-diameter end of the circular truncated cone 21 and tends to the axis; the large-diameter end part of the circular truncated cone 21 is annularly and uniformly distributed and fixed with one end of the guide plate 23; the other end of the guide plate 23 points to the small diameter end of the circular table cylinder 21 and tends to the axis, the circular table cylinder 21 is communicated with the second air guide pipe 15, high-pressure air enters the space between the circular table cylinder 21 and the cylindrical cylinder 20, when the circular guide plate 22 is encountered, air flow deflects towards the central direction for the first time to improve the oxygen proportion of the central part and improve the combustion fullness, part of high-speed air further contacts with the guide plate 23 to form air flow in a rotating state, the burning flame rotates, the inner part and the outer part of the flame are exchanged, and the combustion fullness is improved.
The structural characteristics of the second combustion supporting assembly 17 are the same as those of the first combustion supporting assembly 16, and the diameter of the second combustion supporting assembly 17 is larger than that of the first combustion supporting assembly 16.
As shown in fig. 1, the combustion furnace 2 includes a small cylindrical portion, a hollow circular table portion, and a large cylindrical portion in this order from an oil-intake combustion end to an exhaust end.
As shown in fig. 1, the upper end of the boost box 10 is a circular truncated cone cylindrical structure and is arranged inside the combustion furnace 2; the lower end of the boost tank 10 is cylindrical and is disposed outside the combustion furnace 2.
Wherein, the first compressed air branch pipe 11, the second compressed air branch pipe 12, the third compressed air branch pipe 13 and the fourth compressed air branch pipe 19 are all provided with a compressed air pressure regulating valve 24, and the four compressed air pressure regulating valves 24 are used for respectively regulating the gas supply rate of the corresponding parts to improve the combustion filling degree.
One specific application of this embodiment is: when the combustion oil nozzle is used, the combustion oil nozzle 5 sprays atomized coal tar, the first air guide pipe 14 arranged on the rear peripheral side of the combustion oil nozzle 5 pushes the atomized coal tar forward, an ignition gun ignites and then performs first mixed combustion, when a mixed combustion body reaches the first combustion-supporting assembly 16, the circular truncated cone 21 and the second air guide pipe 15 are communicated with a space between the cylindrical barrel 20 and the circular truncated cone 21, which is filled with high-pressure air, when the mixed combustion body meets the annular flow deflector 22, the air flow deflects towards the central direction for the first time to improve the oxygen occupation ratio of the central part and improve the combustion filling degree, wherein a part of high-speed air further contacts with the flow deflector 23 to form a rotating air flow, the burning flame rotates, the inner part and the outer part of the flame are exchanged, and the combustion filling degree is improved; the principle of the mixed gas at the second combustion-supporting assembly 17 is as described in the first combustion-supporting assembly 16, and the combustion fullness is further improved; when the mixed gas flows to the tail end of the combustion furnace 2, the unburnt part of the mixed gas is further provided for oxygen combustion under the pushing of the high-pressure airflow of the boosting box 10, the combustion is complete, the emission of harmful gas is reduced, the pollution influence on the surrounding environment is reduced, and meanwhile, high-temperature gas generated by combustion is pushed into the cyclone dust collector 1 from the gas outlet cylinder 9 and the hot gas pipe 18 to be introduced into an action area after dust fall.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 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.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A combustion apparatus for coal tar, comprising a cyclone (1), characterized in that:
the combustion furnace is characterized by also comprising a combustion furnace (2), a compressed air main pipe (3) connected with the air compression station, a first combustion-supporting assembly (16) and a second combustion-supporting assembly (17); a high-pressure oil inlet pipe (4) penetrates through and is fixed at the oil inlet combustion end of the combustion furnace (2); a combustion oil nozzle (5) is arranged at one end of the high-pressure oil inlet pipe (4) and is positioned at the inner side of the combustion furnace (2); a first annular air duct (6) is arranged on the outer side of the oil inlet combustion end of the combustion furnace (2); a second annular air duct (7) and a third annular air duct (8) are sequentially arranged on the peripheral side of the combustion furnace (2) along the flow direction of combustion heat; an air outlet cylinder (9) and a boosting box (10) respectively penetrate through and are fixed on the peripheral side of the combustion furnace (2) and the end far away from the oil inlet combustion end; the air outlet cylinder (9) and the boosting box (10) are coaxial; the air outlet cylinder (9) is connected with an air inlet of the cyclone dust collector (1) through a hot air pipe (18); the compressed air main pipe (3) is communicated with the first annular air guide pipe (6), the second annular air guide pipe (7), the third annular air guide pipe (8) and the boosting box (10) through a first compressed air branch pipe (11), a second compressed air branch pipe (12), a third compressed air branch pipe (13) and a fourth compressed air branch pipe (19) respectively;
the peripheral surface of the first annular air duct (6) is communicated with the interior of an oil inlet combustion end of the combustion furnace (2) through a plurality of first air ducts (14); the peripheral surface of the second annular air duct (7) is communicated with a first combustion-supporting assembly (16) arranged on the inner wall of the combustion furnace (2) through a plurality of second air ducts (15); the peripheral surface of the third annular air duct (8) is communicated with a second combustion-supporting assembly (17) arranged on the inner wall of the combustion furnace (2) through a plurality of third air ducts.
2. The combustion device for coal tar according to claim 1, characterized in that the first combustion supporting assembly (16) is of a solid of revolution structure; the first combustion-supporting assembly (16) comprises a cylindrical barrel (20) and a circular truncated cone barrel (21); one end of the cylindrical barrel (20) is fixedly connected with the small-diameter end of the circular table barrel (21); one end of an annular flow deflector (22) is fixed on the inner wall of the circular truncated cone (21); the other end of the annular flow deflector (22) points to the large-diameter end of the circular truncated cone (21) and tends to the axis; the large-diameter end part of the circular table cylinder (21) is annularly and uniformly distributed and fixed with one end of a guide plate (23); the other end of the guide plate (23) points to the small-diameter end of the circular truncated cone (21) and tends to the axis.
3. The combustion device for coal tar according to claim 1, characterized in that the structural characteristics of the second combustion supporting assembly (17) are the same as those of the first combustion supporting assembly (16).
4. The combustion apparatus for coal tar according to claim 1, wherein the boost tank (10) has a truncated cone-shaped upper end portion and is disposed inside the combustion furnace (2); the lower end part of the boosting box (10) is of a cylindrical structure and is arranged outside the combustion furnace (2).
5. The combustion device for coal tar according to claim 1, characterized in that the first compressed air branch pipe (11), the second compressed air branch pipe (12), the third compressed air branch pipe (13) and the fourth compressed air branch pipe (19) are all provided with a compressed air pressure regulating valve (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920619435.2U CN211119317U (en) | 2019-04-30 | 2019-04-30 | Combustion device for coal tar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920619435.2U CN211119317U (en) | 2019-04-30 | 2019-04-30 | Combustion device for coal tar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211119317U true CN211119317U (en) | 2020-07-28 |
Family
ID=71693163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920619435.2U Withdrawn - After Issue CN211119317U (en) | 2019-04-30 | 2019-04-30 | Combustion device for coal tar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211119317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056863A (en) * | 2019-04-30 | 2019-07-26 | 恩平市景业陶瓷有限公司 | A kind of burner for coal tar |
-
2019
- 2019-04-30 CN CN201920619435.2U patent/CN211119317U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056863A (en) * | 2019-04-30 | 2019-07-26 | 恩平市景业陶瓷有限公司 | A kind of burner for coal tar |
| CN110056863B (en) * | 2019-04-30 | 2024-08-23 | 恩平市景业陶瓷有限公司 | Combustion device for coal tar |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200728 Effective date of abandoning: 20240823 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200728 Effective date of abandoning: 20240823 |
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| AV01 | Patent right actively abandoned |