CN209849510U - Air replacement and blast device in closed greenhouse of coke oven - Google Patents
Air replacement and blast device in closed greenhouse of coke oven Download PDFInfo
- Publication number
- CN209849510U CN209849510U CN201920484422.9U CN201920484422U CN209849510U CN 209849510 U CN209849510 U CN 209849510U CN 201920484422 U CN201920484422 U CN 201920484422U CN 209849510 U CN209849510 U CN 209849510U
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- air
- coke oven
- blast
- pipe
- branch pipe
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Abstract
The utility model discloses a coke oven seals interior air replacement air-blast device of big-arch shelter, including air-blast mechanism and suction mechanism, air-blast mechanism includes the air-blower, the fixed intercommunication of output of air-blower has the blast pipe, fixed intercommunication has the branch pipe on the lateral wall of blast pipe, fixedly connected with cylindricality casing on the lateral wall of branch pipe, sealed sliding connection has the sealing plug on the inside wall of cylindricality casing, the sealing plug divide into sealed chamber and sliding chamber with the cylindricality casing, the lower extreme fixedly connected with deep bead of sealing plug, the lower extreme of deep bead runs through the lateral wall of branch pipe and extends to and sets up in the branch pipe, suction mechanism includes the air exhauster. The utility model discloses a set up the coke oven district section of fresh air evenly bloated into in the big-arch shelter of blower mechanism, but automatic control blast volume establishes a balanced relation with suction mechanism, keeps the little negative pressure in the big-arch shelter, ensures that the smoke and dust is not delivered outward in the big-arch shelter to circulation of air has improved operational environment in the big-arch shelter with higher speed.
Description
Technical Field
The utility model relates to a metallurgical coking technical field especially relates to an air replacement blast air device in coke oven closed greenhouse.
Background
The coke oven is a kiln built by refractory bricks and refractory blocks and used for carbonizing coal to produce coke and refining the coke by the coal. The modern coke oven is a horizontal chamber type coke oven which mainly aims at producing metallurgical coke and can recover coking chemical products, and comprises an oven body and accessory equipment. The coke oven body consists of a furnace top, a combustion chamber, a carbonization chamber, a chute area, a regenerator and the like, and is connected with a chimney through a flue. Most coke ovens are arranged in a closed greenhouse to avoid the pollution caused by the escape of toxic and harmful gases generated in the coking process into the air.
The coke oven can produce a large amount of raw coke oven gas when being produced and used, the air circulation in the current coke oven greenhouse is poor, a large amount of toxic gas is easily accumulated in the greenhouse, the body of workers in the greenhouse is damaged, suffocation danger can occur even in severe cases, the sum of the sectional areas of the diffusing pipes is 25% of the sectional area of the gas collecting pipe, and when the gas is diffused in an accident or power failure, the raw coke oven gas of the gas collecting pipe cannot be diffused, so that the pressure of a carbonization chamber is increased, the gas can be naturally diffused through the ascending pipe, and the pollution is caused to the outside air.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of poor air circulation in the greenhouse in the prior art, and provides an air replacement blower device in the closed greenhouse of the coke oven capable of quickly replacing the air in the greenhouse.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the air replacement and blowing device in the closed greenhouse of the coke oven comprises a blowing mechanism and a suction mechanism, wherein the blowing mechanism comprises an air blower, the output end of the air blower is fixedly communicated with a blowing pipe, the side wall of the blowing pipe is fixedly communicated with a branch pipe, the side wall of the branch pipe is fixedly connected with a cylindrical shell, the inner side wall of the cylindrical shell is hermetically and slidably connected with a sealing plug, the cylindrical shell is divided into a sealing cavity and a sliding cavity by the sealing plug, the lower end of the sealing plug is fixedly connected with a wind shield, the lower end of the wind shield penetrates through the side wall of the branch pipe and extends into the branch pipe, and the wind shield is hermetically and slidably;
the suction mechanism comprises an exhaust fan, the output end of the exhaust fan is fixedly communicated with a suction main pipe, and the other end of the suction main pipe is fixedly communicated with two suction main pipes.
Preferably, the sealing plug is made of an aluminium alloy material.
Preferably, a gasket is fixedly connected to the lower end of the wind deflector, and the gasket is a rubber gasket.
Preferably, the inner side wall of the branch pipe is provided with a U-shaped groove for accommodating the wind shield, and the inner side wall of the U-shaped groove is in sliding connection with the wind shield.
Preferably, a cloth bag is sleeved on one end, far away from the air blower, of the blast pipe, and the cloth bag is a dust removal cloth bag.
Preferably, a plurality of air inlet holes are arranged on the side wall of the suction main pipe.
Preferably, two of the blowers are provided corresponding to two suction main pipes.
Compared with the prior art, the utility model discloses possess following advantage:
1. the utility model discloses a set up and send out the dust removal ground satellite station outside the big-arch shelter in the smoke and dust suction pipeline of suction mechanism with the coke oven district section, form little negative pressure in the big-arch shelter, ensure that the smoke and dust is not sent outward in the big-arch shelter, reach operational environment through the orderly processing in the big-arch shelter and satisfy the occupational health requirement, help the processing of machine side furnace end cigarette, can assist out burnt upper punch dust disposal, compromise coke oven suction system.
2. The utility model discloses a set up the coke oven district section of fresh air in evenly blowing into the big-arch shelter of blast air mechanism, control blast volume establishes a balanced relation with suction mechanism, keeps the little negative pressure in the big-arch shelter, can compromise the coke oven basement and send into fresh air, improves operational environment, is favorable to the needs of coke oven waste gas shutter decarbonization air.
3. The utility model discloses a set up deep bead and branch pipe, can be according to the atmospheric pressure change automatically regulated in the big-arch shelter, simple structure is practical, carries out very big facility brought for the continuation of work.
Drawings
FIG. 1 is a schematic structural view of an air replacement blower in a closed greenhouse of a coke oven according to the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: 1 air blowing mechanism, 2 suction mechanism, 3 air blower, 4 air blowing pipe, 41 cloth bag, 5 branch pipes, 51U-shaped groove, 6 cylindrical shell, 61 sealing cavity, 62 sliding cavity, 63 through hole, 7 sealing plug, 8 wind shield, 81 gasket, 9 exhaust fan, 91 suction main pipe, 92 suction main pipe and 93 air inlet hole.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, the air replacement and blowing device in the closed greenhouse of the coke oven comprises a blowing mechanism 1 and a suction mechanism 2, wherein the blowing mechanism 1 is arranged near the vertical greenhouse walls at the two sides of the machine and coke of each coke oven, the coke side is arranged in a port valve pipeline bracket for coke discharging and dust removing, the machine side is arranged at the position with seven meters of elevation at the upper part of a rubber belt dry pipe for processing furnace end smoke to be installed, the position with six meters of elevation is arranged, the forced blowing amount is balanced with the forced suction amount, and the natural absorption amount is balanced with the natural discharge amount; the suction system 2 is arranged on both sides of the machine and the coke of each coke oven, namely at a certain height extending upwards from the oven columns of the coke ovens.
The utility model discloses in, air-blast mechanism 1 includes two air-blowers 3, the fixed intercommunication of output of air-blower 3 has blast pipe 4, can evenly bulge into the coke oven district section in the big-arch shelter with fresh air, it needs to notice, blast pipe 4 is equipped with sack 41 at the pot head of keeping away from air-blower 3, sack 41 is the dust removal sack, can delay the wind-force that blast pipe 4 blew off in the dust removal, prevent to blow the smoke and dust in the big-arch shelter, fixed intercommunication has branch pipe 5 on the lateral wall of blast pipe 4, the other end of branch pipe 5 extends to and sets up outside the big-arch shelter, fixedly connected with cylindricality casing 6 on the lateral wall of branch pipe 5, sealed sliding connection has sealing plug 7 on the inside wall of cylindricality casing 6, it is worth mentioning that sealing plug 7 is made by aluminum alloy material, it is big that aluminum alloy.
In the utility model, the sealing plug 7 divides the cylindrical shell 6 into a sealing cavity 61 and a sliding cavity 62, the sealing cavity 61 is filled with quantitative air, when a micro negative pressure state is formed in the greenhouse, the wind shield 8 is in the branch pipe 5 to seal the branch pipe 5, the side wall of the sliding cavity 62 is provided with a through hole 63 communicated with the outside, the lower end of the sealing plug 7 is fixedly connected with the wind shield 8, the lower end of the wind shield 8 is fixedly connected with a gasket 81, the gasket 81 is a rubber gasket to prevent the wind shield 8 from impacting the inner wall of the branch pipe 5 to cause damage, it needs to be noted that the inner side wall of the branch pipe 5 is provided with a U-shaped groove 51 for accommodating the wind shield 8, the inner side wall of the U-shaped groove 51 is in sliding connection with the branch pipe 8, the sealing performance can be enhanced in the branch pipe 5, the wind blown out from the air blower 3 can be fully utilized, the, the wind deflector 8 is in sealed sliding connection with the branch pipe 5.
The utility model discloses in, suction mechanism 2 includes air exhauster 9, the fixed intercommunication of output of air exhauster 9 has suction manifold 91, the fixed intercommunication of the other end of suction manifold 91 has two suction main pipes 92, it is required to explain, be equipped with a plurality of inlet ports 93 on suction main pipe 92's the lateral wall, inlet port 93 can be abundant inhale in suction main pipe 92 with waste gas and smoke and dust, two suction main pipes 92 set up respectively on the machine side and the burnt side of coke oven, the two rows of suction main pipes 92 of machine side and burnt side send the interior smoke and dust of big-arch shelter and waste gas to the outer dust removal ground station of big-arch shelter in through suction manifold 91 and handle, it needs to notice, two air-blowers 3 correspond the setting with two suction main pipes 92, replace the air in the big-arch shelter fast, prevent that the interior toxic gas accumulation of big-arch shelter from causing harm to staff's health, good operational environment of safety in.
The utility model discloses its functional principle is explained to following mode of operation of accessible: when the utility model is used, the blowing mechanism 1 and the suction mechanism 2 work simultaneously, the blower 3 blows fresh air into the coke oven section in the greenhouse uniformly through the blowing pipe 4, the exhaust fan 9 sucks the smoke dust in the coke oven section into the pipeline through the suction main pipe 92 and sends the smoke dust to the dust removal ground station outside the greenhouse, and the effect of accelerating the air circulation in the greenhouse is achieved; when the air pressure in the greenhouse is higher than the external air pressure, the sealing plug 7 slides upwards under the action of the air pressure to drive the wind shield 8 to move upwards, the branch pipe 5 is opened at the moment, part of air output by the air blower 4 is discharged out of the greenhouse from the branch pipe 5, the blast quantity is reduced to a balance relation with the exhaust fan 9, the micro-negative state in the greenhouse is kept, smoke dust in the greenhouse is prevented from being sent outwards, and great convenience is brought to the continuation of work.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The air replacement and blowing device in the closed greenhouse of the coke oven comprises a blowing mechanism (1) and a suction mechanism (2), and is characterized in that the blowing mechanism (1) comprises two air blowers (3), a blowing pipe (4) is fixedly communicated with the output ends of the air blowers (3), a branch pipe (5) is fixedly communicated with the side wall of the blowing pipe (4), a cylindrical shell (6) is fixedly connected with the side wall of the branch pipe (5), a sealing plug (7) is hermetically and slidably connected with the inner side wall of the cylindrical shell (6), the cylindrical shell (6) is divided into a sealing cavity (61) and a sliding cavity (62) by the sealing plug (7), a through hole (63) communicated with the outside is formed in the side wall of the sliding cavity (62), a wind shield (8) is fixedly connected with the lower end of the wind shield (8), the lower end of the wind shield (8) penetrates through the side wall of the branch pipe (5) and extends into the branch, the wind shield (8) is in sealed sliding connection with the branch pipe (5);
the suction mechanism (2) comprises an exhaust fan (9), the output end of the exhaust fan (9) is fixedly communicated with a suction main pipe (91), and the other end of the suction main pipe (91) is fixedly communicated with two suction main pipes (92).
2. The air replacement and blast device in the closed greenhouse of the coke oven as claimed in claim 1, wherein said sealing plug (7) is made of aluminum alloy material.
3. The air replacement and blowing device for the closed greenhouse of the coke oven as claimed in claim 1, wherein a gasket (81) is fixedly connected to the lower end of the wind shield (8), and the gasket (81) is a rubber gasket.
4. The air replacement and blast device for the closed greenhouse of the coke oven as claimed in claim 1, wherein the inner side wall of the branch pipe (5) is provided with a U-shaped groove (51) for accommodating the wind shield (8), and the inner side wall of the U-shaped groove (51) is connected with the wind shield (8) in a sliding manner.
5. The air replacement and blast device for the closed greenhouse of the coke oven according to claim 1, wherein a cloth bag (41) is sleeved on one end of the blast pipe (4) far away from the blast blower (3), and the cloth bag (41) is a dust removal cloth bag.
6. The air replacement and blast device in the closed greenhouse of coke oven as claimed in claim 1, wherein the side wall of said suction main (92) is provided with a plurality of air intake holes (93).
7. The air replacement and blast device in the closed greenhouse of the coke oven as claimed in claim 1, characterized in that two said blast blowers (3) are arranged corresponding to two suction main pipes (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920484422.9U CN209849510U (en) | 2019-04-11 | 2019-04-11 | Air replacement and blast device in closed greenhouse of coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920484422.9U CN209849510U (en) | 2019-04-11 | 2019-04-11 | Air replacement and blast device in closed greenhouse of coke oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209849510U true CN209849510U (en) | 2019-12-27 |
Family
ID=68937121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920484422.9U Expired - Fee Related CN209849510U (en) | 2019-04-11 | 2019-04-11 | Air replacement and blast device in closed greenhouse of coke oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209849510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111514675A (en) * | 2020-05-08 | 2020-08-11 | 张航 | Filtering structure for ventilation of coal mine |
| CN116929092A (en) * | 2023-08-18 | 2023-10-24 | 河北雄领炉料制造有限公司 | Environment-friendly smoke dust discharging device of medium-frequency induction furnace |
-
2019
- 2019-04-11 CN CN201920484422.9U patent/CN209849510U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111514675A (en) * | 2020-05-08 | 2020-08-11 | 张航 | Filtering structure for ventilation of coal mine |
| CN116929092A (en) * | 2023-08-18 | 2023-10-24 | 河北雄领炉料制造有限公司 | Environment-friendly smoke dust discharging device of medium-frequency induction furnace |
| CN116929092B (en) * | 2023-08-18 | 2024-02-09 | 河北雄领炉料制造有限公司 | Environment-friendly smoke dust discharging device of medium-frequency induction furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 Termination date: 20200411 |
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| CF01 | Termination of patent right due to non-payment of annual fee |