CN219531671U - Industrial kiln and sealing device thereof - Google Patents
Industrial kiln and sealing device thereof Download PDFInfo
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- CN219531671U CN219531671U CN202320435476.2U CN202320435476U CN219531671U CN 219531671 U CN219531671 U CN 219531671U CN 202320435476 U CN202320435476 U CN 202320435476U CN 219531671 U CN219531671 U CN 219531671U
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- air curtain
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Abstract
The utility model discloses a sealing device, which is used for sealing an opening of an industrial kiln and comprises an air curtain machine and a fan which are respectively arranged on the industrial kiln; the air curtain machine is positioned at one side of the opening, and the air curtain sprayed out by the air curtain machine at least covers the opening; the air outlet of the fan is communicated with the air inlet of the air curtain machine through an exhaust pipeline. The sealing device disclosed by the utility model realizes sealing of various openings of the industrial kiln, avoids excessive cold air suction, and ensures normal operation of the industrial kiln. The utility model also discloses an industrial kiln.
Description
Technical Field
The utility model relates to the field of industrial kilns, in particular to an industrial kiln and a sealing device thereof.
Background
In the production process of the industrial kiln, as operations such as material distribution, maintenance and observation are required, various opening structures such as material distribution openings, maintenance openings, observation openings, manholes and the like are required to be arranged at the kiln main body, the flue or the pipeline of the industrial kiln; wherein, the opening such as access hole, viewing aperture and manhole need to set up blind plate according to the production needs and cover, and the opening such as cloth mouth need remain open according to the production needs all the time.
When the industrial kiln is in normal production, the inner negative pressure is operated, and the normal operation of the industrial kiln is influenced due to the fact that blind plates at the openings are not tightly sealed or the openings are kept open to suck excessive cold air.
In addition, when the smoke amount is increased in the industrial kiln production or the smoke resistance is increased due to the failure of a matched smoke treatment system, the condition of smoke returning at an opening often occurs, and the environment of a production site is polluted.
Therefore, how to seal various openings of the industrial kiln, avoid sucking excessive cold air, ensure the normal operation of the industrial kiln, and solve the technical problem that the technical personnel in the field need to solve at present.
Disclosure of Invention
Therefore, the utility model aims to provide a sealing device for sealing various openings of an industrial kiln, avoiding excessive cold air suction and ensuring the normal operation of the industrial kiln;
another object of the utility model is to provide an industrial kiln with a sealing device as described above.
In order to achieve the above object, the present utility model provides the following technical solutions:
the sealing device is used for sealing an opening of the industrial kiln and comprises an air curtain machine and a fan which are respectively arranged on the industrial kiln;
the air curtain machine is positioned at one side of the opening, and the air curtain sprayed out by the air curtain machine at least covers the opening;
the air outlet of the fan is communicated with the air inlet of the air curtain machine through an exhaust pipeline.
Optionally, in the sealing device, the sealing device further comprises an air suction cover installed on the industrial kiln, wherein the air suction cover is arranged on the other side of the opening and is used for collecting the air curtain; the outlet of the air suction cover is communicated with the air inlet of the fan through an air suction pipeline.
Optionally, in the sealing device, the sealing device further comprises a baffle plate, wherein the baffle plate is arranged at the opening and is positioned at the same side as the air suction cover and used for guiding the air curtain to enter the air suction cover.
Optionally, in the sealing device, a filter screen is disposed at an inlet of the suction hood.
Optionally, in the sealing device, the width of the nozzle of the air curtain machine is consistent with the width of one side of the industrial kiln where the opening is arranged.
An industrial kiln provided with at least one opening provided with a sealing device, which is a sealing device according to any one of the above.
Optionally, in the industrial kiln, an openable and closable plugging piece is arranged at the opening;
the blocking piece is connected with the industrial kiln through a quick release device, and the quick release device is used for opening or closing the blocking piece.
Optionally, in the industrial kiln, the plugging member is transparent or opaque; and/or the number of the groups of groups,
the quick release device is set to be transparent or opaque.
Optionally, in the industrial kiln, the plugging member is a sight glass or a door.
Optionally, in the industrial kiln, the opening comprises a distributing opening, and a detachable wrapping piece is installed at the distributing opening and is used for butt-jointing the distributing device, and a butt-jointing cavity communicated with the distributing opening and the distributing device is formed.
In the sealing device provided by the utility model, the flue gas reaches the air curtain machine along the exhaust pipeline of the fan to form the air curtain, the air curtain sprayed out of the air curtain machine covers the opening to seal the opening, so that the phenomenon that excessive cold air is sucked due to the fact that blind plates at the opening are not tightly sealed or the opening is kept open during normal production of the industrial kiln is avoided, and the normal operation of the industrial kiln is ensured.
In addition, when the smoke amount is increased in the industrial kiln production or the smoke resistance is increased due to the fault of a smoke treatment system matched with the industrial kiln, the smoke can be effectively prevented from overflowing from the opening of the industrial kiln to form smoke return through the sealing effect of the sealing device on the opening, and the site environment is protected from smoke return pollution.
Furthermore, the sealing device provided by the utility model can seal the opening of the industrial kiln, prevent excessive cold air from being inhaled during the negative pressure operation of the industrial kiln, reduce the total smoke amount and realize energy conservation and emission reduction; meanwhile, the opening of the industrial kiln is good in tightness, the risk of flue gas overflow is small, an oversized fan is not needed to be used for enabling lower negative pressure to be generated in the industrial kiln, smaller-scale equipment such as fans, environment-friendly equipment, smoke pipes and chimneys can be selected from the beginning of the design of a production line where the industrial kiln is located, and the investment sum of the production line is reduced.
In addition, when sealing device operates, the air curtain plays the effect of blowing, avoids opening part collection dust, does benefit to the normal operating of guaranteeing openings such as viewing aperture or access hole.
The industrial kiln provided by the utility model has all the technical effects of the sealing device because of the sealing device, and the description is omitted herein.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a smoke circulation diagram of a sealing device disclosed in an embodiment of the utility model;
FIG. 2 is a smoke circulation diagram of a sealing device according to an embodiment of the present utility model;
FIG. 3 is a side view of a seal device according to an embodiment of the present disclosure;
FIG. 4 is a top view of a seal device according to an embodiment of the present utility model;
FIG. 5 is a schematic structural view of a sealing device according to an embodiment of the present utility model;
wherein:
100 is an air curtain machine;
200 is an induced draft hood;
300 is a fan; 301 is an air suction pipeline; 302 is an exhaust duct;
400 is a plugging piece;
500 is a housing.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 5 in the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without novel efforts, are intended to fall within the scope of this utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top surface", "bottom surface", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the indicated positions or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limitations of the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 2, the sealing device disclosed by the utility model is used for sealing an opening of an industrial kiln and comprises an air curtain machine 100 and a fan 300 which are respectively arranged on the industrial kiln; the air curtain machine 100 is positioned at one side of the opening, and the air curtain sprayed by the air curtain machine 100 at least covers the opening; the air outlet of the fan 300 is communicated with the air inlet of the air curtain machine 100 through an air exhaust pipeline 302.
In the sealing device provided by the utility model, the flue gas reaches the air curtain machine 100 along the exhaust pipeline 302 of the fan 300 to form an air curtain, the air curtain sprayed out of the air curtain machine 100 covers the opening to seal the opening, so that the phenomenon that excessive cold air is sucked due to the fact that blind plates at the opening are not tightly sealed or the opening is kept open during normal production of an industrial kiln is avoided, and the normal operation of the industrial kiln is ensured.
In addition, when the smoke amount is increased in the industrial kiln production or the smoke resistance is increased due to the fault of a smoke treatment system matched with the industrial kiln, the smoke can be effectively prevented from overflowing from the opening of the industrial kiln to form smoke return through the sealing effect of the sealing device on the opening, and the site environment is protected from smoke return pollution.
Furthermore, the sealing device provided by the utility model can seal the opening of the industrial kiln, prevent excessive cold air from being inhaled during the negative pressure operation of the industrial kiln, reduce the total smoke amount and realize energy conservation and emission reduction; meanwhile, the opening of the industrial kiln is good in tightness, the risk of flue gas overflow is small, an oversized fan 300 is not needed to be used for generating lower negative pressure in the industrial kiln, smaller-scale equipment such as the fan 300, environment-friendly equipment, smoke pipes and chimneys with smaller specifications can be selected from the beginning of the design of a production line where the industrial kiln is located, and the investment sum of the production line is reduced.
In addition, when sealing device operates, the air curtain plays the effect of blowing, avoids opening part collection dust, does benefit to the normal operating of guaranteeing openings such as viewing aperture or access hole.
In order to optimize the technical scheme, the influence on the gas atmosphere in the industrial kiln is avoided, the air suction cover 200 for collecting the air curtain is arranged on the other side of the opening, and the outlet of the air suction cover 200 is communicated with the air inlet of the fan 300 through the air suction pipeline 301. The air curtain machine 100 and the air suction cover 200 are arranged oppositely, as shown in fig. 2, after the air curtain formed by the flue gas of the air curtain machine 100 is absorbed by the air suction cover 200, the flue gas enters the fan 300 through the air suction pipeline 301, and the flue gas enters the air curtain machine 100 again along the air suction pipeline 302, so that the circulation of the flue gas among the air curtain machine 100, the air suction cover 200 and the fan 300 is realized.
Further, if the components of the flue gas are complex, the outlet of the air suction cover 200 is connected with the blower 300, in order to reduce the damage of the particulate matters in the flue gas to the blower 300 and other devices matched with the sealing device, a filter screen is arranged at the inlet of the air suction cover 200 to filter the flue gas, and the specification of the interception net can be set according to the size of the particulate matters of the flue gas system of the industrial kiln.
In order to prevent the air curtain airflow from disturbing the airflow in the industrial kiln and affecting the normal operation of the industrial kiln, a baffle for guiding the air curtain into the air suction cover 200 is arranged at the opening, and the baffle and the air suction cover 200 are positioned on the same side.
In order to optimize the above technical solution, a casing 500 is provided, a square or circular cavity is formed inside the casing 500, the air curtain machine 100 and the air suction cover 200 are disposed in the cavity, and the air suction pipe 301 and the air discharge pipe 302 are respectively connected with the air suction cover 200 and the air curtain machine 100 through openings on the casing 500.
It should be noted that, the air curtain machine 100 and the air suction hood 200 may be disposed on the inner wall of the industrial kiln at the same time, or may be disposed on the outer wall of the industrial kiln at the same time. The source of the air curtain air flow is derived from the flue gas of the industrial kiln near the opening so as to ensure that the flue gas quantity, temperature, pressure, humidity and the like of the point are not affected. Because the flue gas in the industrial kiln is used, the production of the kiln cannot be influenced, the gas parameters in the whole flue gas system of the production line where the industrial kiln is positioned are maintained more stably, and the control of the flue gas system, including the stable control of environmental protection equipment parameters, is facilitated.
To enhance the sealing effect of the air curtain, the width of the nozzle of the air curtain machine 100 is consistent with the width of the side of the industrial kiln where the opening is arranged.
The utility model also discloses an industrial kiln provided with at least one opening, and the opening is provided with the sealing device provided by the embodiment. Because the sealing device has the above effects, the industrial kiln comprising the sealing device has corresponding effects, and the description is omitted here.
The opening of the industrial kiln comprises an opening such as an access hole, an observation hole, a manhole and the like which are required to be shielded in normal production, and also comprises an opening such as a cloth hole and the like which is required to be always kept open according to production requirements. The openings are respectively sealed by the sealing device provided by the embodiment. Specifically, the number of the openings and the sealing devices are the same, and the openings and the sealing devices are in one-to-one correspondence.
When the sealing device is applied to an opening which is normally open, such as a material distribution opening, the air curtain machine continuously blows out the air curtain to prevent external cold air from entering a flue gas system in the industrial kiln.
The sealing device is used at the cloth opening, and a detachable wrapping piece can be installed at the cloth opening and used for butt joint of the cloth device and forming a butt joint cavity communicated with the cloth opening and the cloth device. The sealing device at the material distribution opening is provided with a coating cavity extending out at the joint of the material distribution device and the kiln inlet, and the cross section of the cavity is attached to the periphery of the material distribution device so as to reduce the area of the air curtain as much as possible.
In the above-mentioned industrial kiln, the opening such as access hole, viewing port etc. that need cover sets up the shutoff piece 400 that can open and shut as long-term sealing barrier, and shutoff piece 400 links to each other with industrial kiln through quick detach device, and quick detach device is used for opening or closing shutoff piece 400. When operations such as observation, maintenance or manual compensation are required, an operator can rapidly open the blocking piece 400 through the quick-release device to perform the operations.
When the blocking piece 400 is in a closed state, the air curtain formed by the air curtain machine 100 can periodically clean dust on the blocking piece 400, so that the visibility of the dust is high, and normal operation of openings such as an observation port is maintained.
The plugging member 400 can be transparent or opaque, and the plugging member 400 is transparent, so that an operator can observe the conditions in the industrial kiln conveniently, and the plugging member 400 can be directly observed without repeatedly opening and closing the plugging member 400.
Also, the quick release device may be provided as transparent or opaque, preferably the quick release device is of transparent design. In engineering practice, a quick-assembly multi-section movable buckle can be adopted as a quick-disassembly device to replace a bolt and other sealing disassembly structures.
The quick-assembly multi-section movable buckle comprises a plurality of split bodies which are hinged in sequence, wherein the split bodies at two ends can be in butt joint and are detachably connected through fixing pieces such as bolts so as to form a clamp; the clip is used to loop around the periphery of the closure 400 and the connection structure at the opening to secure the closure 400. The connection structure at the opening may be a flange or a skirt, which is not limited in this embodiment.
Compared with the scheme that the plugging piece 400 is directly assembled to the opening through fixing pieces such as bolts in the prior art, the connecting positions are reduced, and quick assembly and quick disassembly are realized.
In an embodiment of the present utility model, in order to facilitate the observation of the internal conditions of the industrial kiln, a sight glass is used as the blocking member 400, or a door is used as the blocking member 400, so that the blocking member 400 is conveniently opened and closed.
It should be noted that the present utility model may be used in industrial kiln and other fields. Other fields are any field other than the field of industrial kilns. The above is merely an example, and the application fields of the industrial kiln and the sealing device thereof provided by the utility model are not limited.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form 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 utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. A sealing device for sealing an opening of an industrial kiln, characterized by comprising an air curtain machine (100) and an air blower (300) respectively mounted to the industrial kiln;
the air curtain machine (100) is positioned at one side of the opening, and an air curtain sprayed out by the air curtain machine (100) at least covers the opening;
an air outlet of the fan (300) is communicated with an air inlet of the air curtain machine (100) through an air exhaust pipeline (302).
2. The sealing device according to claim 1, further comprising a suction hood (200) mounted to the industrial kiln, the suction hood (200) being arranged on the other side of the opening for collecting the air curtain; the outlet of the air suction cover (200) is communicated with the air inlet of the fan (300) through an air suction pipeline (301).
3. The sealing device of claim 2, further comprising a baffle disposed at the opening and on the same side as the suction hood (200) for guiding the air curtain into the suction hood (200).
4. Sealing means according to claim 2, wherein the inlet of the suction hood (200) is provided with a filter screen.
5. Sealing device according to claim 1, wherein the width of the nozzle of the air curtain (100) corresponds to the width of the side of the industrial furnace where the opening is provided.
6. An industrial furnace provided with at least one opening, characterized in that the opening is provided with a sealing device according to any one of claims 1-5.
7. The industrial kiln according to claim 6, characterized in that the opening is provided with an openable and closable closure (400);
the plugging piece (400) is connected with the industrial kiln through a quick-release device, and the quick-release device is used for opening or closing the plugging piece (400).
8. The industrial kiln according to claim 7, characterized in that the plug (400) is provided transparent or opaque; and/or the number of the groups of groups,
the quick release device is set to be transparent or opaque.
9. The industrial furnace of claim 7 or 8, wherein the plugs are sight glasses or doors.
10. The industrial furnace of claim 6, wherein the opening comprises a distribution port, wherein a removable wrapper is mounted at the distribution port for interfacing with a distribution device and forming an interface cavity communicating the distribution port with the distribution device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320435476.2U CN219531671U (en) | 2023-03-09 | 2023-03-09 | Industrial kiln and sealing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320435476.2U CN219531671U (en) | 2023-03-09 | 2023-03-09 | Industrial kiln and sealing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219531671U true CN219531671U (en) | 2023-08-15 |
Family
ID=87634008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320435476.2U Active CN219531671U (en) | 2023-03-09 | 2023-03-09 | Industrial kiln and sealing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219531671U (en) |
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2023
- 2023-03-09 CN CN202320435476.2U patent/CN219531671U/en active Active
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