CN211260774U - Make things convenient for flue gas deep combustion device of flue gas recirculation - Google Patents
Make things convenient for flue gas deep combustion device of flue gas recirculation Download PDFInfo
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- CN211260774U CN211260774U CN201922115360.7U CN201922115360U CN211260774U CN 211260774 U CN211260774 U CN 211260774U CN 201922115360 U CN201922115360 U CN 201922115360U CN 211260774 U CN211260774 U CN 211260774U
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Abstract
The utility model relates to a flue gas deep combustion device convenient for flue gas recirculation, which relates to the technical field of boilers, wherein an air inlet pipe is arranged and fixed on the lower side edge of the right side wall of a boiler body in a penetrating way, the upper end of a smoke guide pipe is arranged and fixed on the upper side wall of a smoke exhaust pipe, and the lower end of the smoke guide pipe is arranged and fixed on the upper side wall of the air inlet pipe in a penetrating way; the support is provided with a rotating shaft in a rotating mode, the rotating shaft is sleeved with a bearing and is connected with a protective cover in a rotating mode, an output shaft of the motor is fixedly provided with a transmission rod, a first bevel gear is sleeved and fixed on the rotating shaft, the upper end of the transmission rod is fixedly provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, and a fan blade is fixedly arranged at the left end head of the rotating shaft; the fan blades capable of actively feeding air are arranged in the air inlet pipe, the smoke exhaust pipe is connected with the air inlet pipe through the smoke guide pipe, when air is blown during combustion of the boiler, smoke in the smoke exhaust pipe can be pumped into the boiler body to be combusted again, the smoke circulation efficiency is high, and the fact that the smoke is fully combusted by utilizing the smoke in a department can be guaranteed.
Description
Technical Field
The utility model relates to a boiler technical field, concretely relates to make things convenient for flue gas deep combustion device of flue gas recirculation.
Background
The boiler combustion generates a large amount of waste gas containing carbon monoxide and the like generated by incomplete combustion of coal, and the gas can be recycled and combusted again.
In the prior art, boilers with flue gas circulation all adopt a passive flue gas circulation structure, flue gas circulation is carried out through cold and hot circulation of flue gas, the flue gas circulation efficiency is low, a large amount of recyclable waste gas is still discharged during operation, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a reasonable in design, convenient to use's flue gas degree of depth burner that makes things convenient for flue gas recirculation, it is provided with the flabellum that can initiatively admit air in the intake pipe, will discharge fume pipe and intake-tube connection through leading the tobacco pipe, when the boiler burning carries out the blast air, can bleed the flue gas in the discharge fume pipe and send into the furnace body and carry out the reburning, flue gas circulation efficiency is high, can guarantee the branch of academic or vocational study and utilize the flue gas fully to burn.
In order to achieve the above object, the utility model adopts the following technical scheme: the smoke exhaust device comprises a furnace body and a smoke exhaust pipe, wherein the smoke exhaust pipe is fixedly arranged on the upper side wall of the furnace body in a penetrating way; the smoke exhaust device also comprises an air inlet pipe, a smoke guide pipe and fan blades, wherein the air inlet pipe is fixedly arranged on the lower side edge of the right side wall of the furnace body in a penetrating manner; the fixed support that is provided with in the intake pipe, and the support setting is between the lower end of leading the tobacco pipe and the furnace body, the bearing is equipped with the axis of rotation soon on the support, the cover is established the bearing and has connect the protection casing soon in the axis of rotation, and the lower extreme of protection casing wears to establish and fixes on the lower lateral wall of intake pipe, the fixed motor that is provided with in the intake pipe, the fixed transfer line that is provided with on the output shaft of motor, the transfer line is inserted and is established in the protection casing, the cover is established and is fixed with the bevel gear No. one in the axis of rotation, and the bevel gear setting No. one is in the protection casing, the fixed bevel gear that is provided with in.
Furthermore, the right end of the air inlet pipe is arranged in a downward inclined mode.
Furthermore, the front side wall of the air inlet pipe is provided with an access window, the access window is arranged in front of the support, the upper side and the lower side of the access window are respectively provided with a sliding groove, the sliding grooves are fixedly arranged on the outer side wall of the air inlet pipe, a cover plate is arranged between the upper sliding groove and the lower sliding groove in a sliding mode, and the cover plate is movably covered on the access window.
Furthermore, the left end of the air inlet pipe is fixedly provided with a combustion pipe in series connection, the upper side wall of the combustion pipe is provided with an air outlet, and the combustion pipe is fixedly arranged on the lower inner side wall of the furnace body.
Furthermore, the right end of the air inlet pipe is sleeved with a fixed plate, a slot is fixedly formed in the right side wall of the fixed plate, openings are formed in the front end and the rear end of the slot, the slot is arranged below the air inlet pipe, a baffle is movably inserted into the slot, and the baffle covers the right port of the air inlet pipe.
After the structure is adopted, the utility model discloses beneficial effect does: a make things convenient for flue gas deep combustion device of flue gas recirculation, it is provided with the flabellum that can initiatively admit air in the intake pipe, will discharge fume through leading the tobacco pipe and manage and intake-tube connection, when the boiler burning carries out the blast air, can bleed the flue gas in the discharge fume pipe and send into and burn once more in the furnace body, flue gas circulation efficiency is high, can guarantee the abundant burning of the flue gas of utilizing of science, the utility model has the advantages of simple structure sets up rationally, the cost of manufacture is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is an enlarged view of a portion B in fig. 2.
Description of reference numerals:
the device comprises a furnace body 1, a smoke exhaust pipe 2, an air inlet pipe 3, a smoke guide pipe 4, a support 5, a rotating shaft 6, a protective cover 7, a motor 8, a transmission rod 9, a first bevel gear 10, a second bevel gear 11, fan blades 12, an access window 13, a sliding groove 14, a cover plate 15, a combustion pipe 16, an air outlet 17, a fixing plate 18, a slot 19 and a baffle plate 20.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-4, the present embodiment comprises a furnace body 1, a smoke exhaust pipe 2, an air inlet pipe 3, a smoke guide pipe 4, and fan blades 12, wherein the smoke exhaust pipe 2 is riveted and fixed on the upper side wall of the furnace body 1, the air inlet pipe 3 is riveted and fixed on the lower side wall of the right side wall of the furnace body 1, the right end of the air inlet pipe 3 is inclined downwards, the air inlet pipe 3 inclined downwards is convenient for discharging sediment to prevent the sediment from entering the furnace body 1, the upper end of the smoke guide pipe 4 is riveted and fixed on the upper side wall of the smoke exhaust pipe 2, the lower end of the smoke guide pipe 4 is riveted and fixed on the upper side wall of the air inlet pipe 3, a fixing plate 18 is sleeved and welded on the right end of the air inlet pipe 3, an insertion groove 19 is welded on the right side wall of the fixing plate 18, the front and rear ends of the insertion groove 19 are opened, the insertion groove 19 is arranged, the baffle 20 is covered on the right port of the air inlet pipe 3, the baffle 20 covers and controls the size of the right port of the air inlet pipe 3, the air inlet amount of the air inlet pipe 3 can be conveniently controlled, and further the amount of circulating flue gas extracted from the smoke exhaust pipe 2 can be controlled, the combustion pipe 16 is welded on the left end of the air inlet pipe 3 in series, the upper side wall of the combustion pipe 16 is provided with an air outlet 17, the combustion pipe 16 is riveted and fixed on the lower inner side wall of the furnace body 1, and the combustion pipe 16 facilitates the uniform distribution of the flue gas in the furnace body 1 and the combustion; a bracket 5 is welded in the air inlet pipe 3, the bracket 5 is arranged between the lower end of the smoke guide pipe 4 and the furnace body 1, a rotating shaft 6 is arranged on the bracket 5 in a bearing rotating mode, a protective cover 7 is sleeved on the rotating shaft 6 in a bearing rotating mode, the lower end of the protective cover 7 is fixedly arranged on the lower side wall of the air inlet pipe 3 in a penetrating mode in a welding mode, a motor 8 is riveted on the air inlet pipe 3, a transmission rod 9 is fixedly inserted on an output shaft of the motor 8 in an inserting mode, the transmission rod 9 is inserted in the protective cover 7, a first bevel gear 10 is fixedly sleeved on the rotating shaft 6 and arranged in the protective cover 7, a second bevel gear 11 is fixedly arranged at the upper end of the transmission rod 9, the first bevel gear 10 is meshed with the second bevel gear 11, a fan blade 12 is riveted on the left end head of the rotating shaft 6, an overhaul window 13 is arranged on the front side wall of the air inlet pipe 3, the overhaul window, and the sliding chute 14 is welded on the outer side wall of the air inlet pipe 3, a cover plate 15 is arranged between the upper sliding chute 14 and the lower sliding chute 14 in a sliding way, the cover plate 15 is movably covered on the access window 13, and the access hole is convenient for maintaining and replacing components in the air inlet pipe 3.
The working principle of the specific embodiment is as follows: the furnace body 1 is burnt, and the generated flue gas is discharged from the smoke discharge pipe 2; starting a motor 8, wherein the motor 8 drives a transmission rod 9 to rotate, and drives a rotating shaft 6 to rotate through a first bevel gear 10 and a second bevel gear 11 which are meshed with each other, and finally a fan blade 12 rotates, the fan blade 12 blows external air into the furnace body 1 through an air inlet pipe 3, at the moment, air enters from the right end of the air inlet pipe 3, meanwhile, a smoke exhaust pipe 2 is communicated with the air inlet pipe 3 through a smoke guide pipe 4, so that when the fan blade 12 rotates, smoke in the smoke exhaust pipe 2 is sucked into the air inlet pipe 3 and finally blown into the furnace body 1 for burning; the baffle 20 is inserted into the slot 19 to cover the right port of the air inlet pipe 3, so as to control the amount of air suction in the smoke exhaust pipe 2, when the opening of the right port of the air inlet pipe 3 is smaller, more smoke is sucked from the smoke exhaust pipe 2 through the smoke guide pipe 4, otherwise, less smoke is sucked.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the fan blades 12 are arranged in the air inlet pipe 3 and driven by the motor 8, air can be actively introduced into and discharged from the furnace body 1 to accelerate combustion, meanwhile, the air inlet pipe 3 is connected with the smoke exhaust pipe 2 through the smoke guide pipe 4, smoke in the smoke exhaust pipe 2 can be actively pumped into the air inlet pipe 3 through the fan, and finally the smoke can circularly enter the furnace body 1 to be combusted, so that the efficiency of original gas circulation is improved, and the deep combustion and utilization of the smoke are ensured;
2. the rotating shaft 6 and the transmission rod 9 for transmitting the fan blade 12 and the motor 8 are wrapped by the protective cover 7 and are isolated from the air inlet pipe 3, so that the coal ash and dust in the flue gas can be prevented from being clamped between the first bevel gear 10 and the Erhan bevel gear when the flue gas passes through, and the normal operation of a transmission part can be ensured.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. A flue gas deep combustion device convenient for flue gas recirculation comprises a furnace body (1) and a smoke exhaust pipe (2), wherein the smoke exhaust pipe (2) is fixedly arranged on the upper side wall of the furnace body (1) in a penetrating way; the method is characterized in that: the furnace body is characterized by further comprising an air inlet pipe (3), a smoke guide pipe (4) and fan blades (12), wherein the air inlet pipe (3) is fixedly arranged on the lower side edge of the right side wall of the furnace body (1) in a penetrating manner, the upper end of the smoke guide pipe (4) is fixedly arranged on the upper side wall of the smoke exhaust pipe (2) in a penetrating manner, and the lower end of the smoke guide pipe (4) is fixedly arranged on the upper side wall of the air inlet pipe (3) in a penetrating manner; a bracket (5) is fixedly arranged in the air inlet pipe (3), the bracket (5) is arranged between the lower end of the smoke guide pipe (4) and the furnace body (1), a rotating shaft (6) is arranged on the bracket (5) in a bearing rotating mode, a protective cover (7) is sleeved on the rotating shaft (6) in a rotating mode, the lower end of the protective cover (7) is fixedly arranged on the lower side wall of the air inlet pipe (3) in a penetrating way, the air inlet pipe (3) is fixedly provided with a motor (8), an output shaft of the motor (8) is fixedly provided with a transmission rod (9), the transmission rod (9) is inserted in the protective cover (7), a first bevel gear (10) is fixedly sleeved on the rotating shaft (6), the first bevel gear (10) is arranged in the protective cover (7), the upper end of the transmission rod (9) is fixedly provided with a second bevel gear (11), the first bevel gear (10) is meshed with the second bevel gear (11), and the left end of the rotating shaft (6) is fixedly provided with a fan blade (12).
2. The deep flue gas combustion device for facilitating flue gas recirculation according to claim 1, wherein: the right end of the air inlet pipe (3) is arranged in a downward inclined mode.
3. The deep flue gas combustion device for facilitating flue gas recirculation according to claim 1, wherein: the front side wall of the air inlet pipe (3) is provided with an access window (13), the access window (13) is arranged in the front of the support (5), the upper side and the lower side of the access window (13) are respectively provided with a sliding groove (14), the sliding grooves (14) are fixedly arranged on the outer side wall of the air inlet pipe (3), a cover plate (15) is arranged between the upper sliding groove and the lower sliding groove (14) in a sliding mode, and the cover plate (15) movably covers the access window (13).
4. The deep flue gas combustion device for facilitating flue gas recirculation according to claim 1, wherein: the left end of the air inlet pipe (3) is fixedly provided with a combustion pipe (16) in series, the upper side wall of the combustion pipe (16) is provided with an air outlet hole (17), and the combustion pipe (16) is fixedly arranged on the lower inner side wall of the furnace body (1).
5. The deep flue gas combustion device for facilitating flue gas recirculation according to claim 1, wherein: the right-hand member head of intake pipe (3) on the cover establish be fixed with fixed plate (18), the fixed slot (19) that is provided with on the right side wall of fixed plate (18), both ends opening sets up around slot (19), and slot (19) set up the below at intake pipe (3), activity is inserted in slot (19) and is equipped with baffle (20), and baffle (20) cover sets up on the right port of intake pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115360.7U CN211260774U (en) | 2019-12-02 | 2019-12-02 | Make things convenient for flue gas deep combustion device of flue gas recirculation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922115360.7U CN211260774U (en) | 2019-12-02 | 2019-12-02 | Make things convenient for flue gas deep combustion device of flue gas recirculation |
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| Publication Number | Publication Date |
|---|---|
| CN211260774U true CN211260774U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201922115360.7U Active CN211260774U (en) | 2019-12-02 | 2019-12-02 | Make things convenient for flue gas deep combustion device of flue gas recirculation |
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| CN (1) | CN211260774U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762474A (en) * | 2020-12-30 | 2021-05-07 | 江苏华冶钙业有限公司 | Combustion furnace air inlet system |
| CN113115813A (en) * | 2021-04-09 | 2021-07-16 | 赣州睿农果业开发有限公司 | Fruit and vegetable storage and preservation device and preservation method thereof |
-
2019
- 2019-12-02 CN CN201922115360.7U patent/CN211260774U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762474A (en) * | 2020-12-30 | 2021-05-07 | 江苏华冶钙业有限公司 | Combustion furnace air inlet system |
| CN112762474B (en) * | 2020-12-30 | 2023-06-09 | 江苏华冶钙业有限公司 | Air inlet system of combustion furnace |
| CN113115813A (en) * | 2021-04-09 | 2021-07-16 | 赣州睿农果业开发有限公司 | Fruit and vegetable storage and preservation device and preservation method thereof |
| CN113115813B (en) * | 2021-04-09 | 2022-09-23 | 赣州睿农果业开发有限公司 | Fruit and vegetable storage and preservation device and preservation method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210415 Address after: 213000 room 306, building 5, Huijin real estate Plaza, Zhonglou District, Changzhou City, Jiangsu Province Patentee after: Zhongjieran energy development (Jiangsu) Co.,Ltd. Address before: 4 / F, east side of building 40, No. 18, Dongchang Road, Suzhou Industrial Park, Suzhou area, China (Jiangsu) pilot Free Trade Zone, Suzhou, Jiangsu 215000 Patentee before: Suzhou Zhongcheng jiehuo Energy Technology Co.,Ltd. |