CN213679846U - Structure for preventing thermal expansion of activation furnace - Google Patents
Structure for preventing thermal expansion of activation furnace Download PDFInfo
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- CN213679846U CN213679846U CN202022638425.9U CN202022638425U CN213679846U CN 213679846 U CN213679846 U CN 213679846U CN 202022638425 U CN202022638425 U CN 202022638425U CN 213679846 U CN213679846 U CN 213679846U
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Abstract
The utility model discloses a structure for preventing thermal expansion of an activation furnace, which comprises a carbon activation converter and a smoke tube arranged along the axial direction of an inner cavity of the carbon activation converter, wherein the smoke tube extends towards the rear end of the carbon activation converter and penetrates out; the front end and the rear end of the carbon activation converter are both supported on a supporting roller in a rolling manner, one end of the smoke pipe extending into the inner cavity of the carbon activation converter is a free end, and the end of the smoke pipe penetrating out of the carbon activation converter is fixedly connected with the carbon activation converter in a sealing manner. The utility model discloses in, stretching into charcoal activation converter inner chamber one end (left side) of tobacco pipe is the free end, before the charcoal activation converter, on the equal roll bearing of rear end (right side) rolled at a support, all reserved the thermal expansion position at tobacco pipe left end and charcoal activation converter right-hand member, prevent that the charcoal activation converter from taking place to warp in the axial, effectively prevented the deformation of charcoal activation converter high temperature thermal energy to reduce the interior heat loss of stove that charcoal activation converter high temperature thermal energy warp and lead to, prolonged the life of charcoal activation converter.
Description
Technical Field
The utility model relates to the technical field of activated carbon production, in particular to a structure for preventing thermal expansion of an activation furnace.
Background
In the production process of the activated carbon, the activation furnace is heated to expand at a high temperature. The long-term continuous use at high temperature (such as 950 ℃) is easy to deform and the maintenance cost is high. In the prior art, the rigid support for supporting the furnace pipe of the high-temperature activation furnace generates reaction force when the furnace pipe is subjected to high-temperature thermal expansion, and the mechanical action of the rigid support is easy to form stress concentration, so that the supporting part is seriously deformed or even torn and cracked due to the fact that the furnace pipe is heated to expand at high temperature.
The utility model provides a prevent structure of activation furnace thermal energy has changed traditional activation furnace structural design, has not only effectively prevented to warp, and structural heat loss is little, has reduced the interior heat loss of stove, and energy-conserving effect is showing, has avoided the radial deformation and the axial inflation's of stove courage not enough simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a structure for preventing thermal expansion of an activation furnace so as to solve the problems in the prior art.
In order to achieve the above object, the present invention provides a method for manufacturing a semiconductor device, comprising:
a structure for preventing thermal expansion of an activation furnace comprises a carbon activation converter and a smoke tube arranged along the axial direction of an inner cavity of the carbon activation converter, wherein the smoke tube extends towards the rear end of the carbon activation converter and penetrates out of the carbon activation converter, and is used for leading out combustible gas generated by activation of a carbonized material in the inner cavity of the carbon activation converter;
the front end and the rear end of the carbon activation converter are both supported on a supporting roller in a rolling manner, one end of the smoke tube extending into the inner cavity of the carbon activation converter is a free end, and one end of the smoke tube penetrating out of the carbon activation converter is fixedly connected with the carbon activation converter in a sealing manner.
In the technical scheme, the front end of the carbon activation converter is provided with a carbonized material feeding port, the rear end of the carbon activation converter is provided with an activated carbon discharging port, the carbonized material feeding port and the activated carbon discharging port are respectively communicated with the inner cavity of the carbon activation converter, and the inner cavity of the carbon activation converter is a carbonized material activation area.
In the above technical scheme, the carbon activation converter is a rotary cylindrical furnace body, the smoke tube constitutes an inner ring of the cylindrical furnace body, the cylindrical carbonized material activation zone surrounding the smoke tube constitutes an outer ring of the cylindrical furnace body, the carbonized material activation zone is provided with a plurality of partition plates, the plurality of partition plates divide the carbonized material activation zone into a plurality of sub-activation zones, and each sub-activation zone is provided with an superheated steam input pipeline penetrating through the outer wall of the furnace body.
In the above technical scheme, one side of each partition plate, which is close to the smoke tube, is fixedly connected with the outer wall of the smoke tube, and one side of each partition plate, which is close to the carbon activation converter, is limited by a limit block correspondingly arranged on the inner wall of the carbon activation converter.
In the technical scheme, the front end and the rear end of the carbon activation converter are respectively fixed with a supporting device, and a supporting roller is respectively arranged below each of the two supporting devices; the two supporting devices are supported on the combustion chamber through supporting rollers correspondingly arranged below the two supporting devices respectively, and the carbon activation converter is arranged in an inclined mode, wherein the front end of the carbon activation converter is higher than the rear end of the carbon activation converter.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, stretching into charcoal activation converter inner chamber one end (left side) of tobacco pipe is the free end, before the charcoal activation converter, the equal roll bearing of rear end (right side) rolls on a support, it has the thermal expansion position to reserve all at tobacco pipe left end and charcoal activation converter right-hand member, prevent that the charcoal activation converter from taking place to warp in the axial, the deformation of charcoal activation converter high temperature thermal energy has effectively been prevented, and reduce the interior heat loss of stove that charcoal activation converter high temperature thermal energy warp and lead to, the life of charcoal activation converter has been prolonged, the maintenance cost of charcoal activation converter has been reduced.
2. The utility model discloses a set up the cross-section of carbonization material activation district into many palace check for the carbonization material forms thin one deck in every sub-activation district, thereby increases carbonization material activation reaction area of contact, strengthens its hot formation field, thereby improves activation efficiency. Meanwhile, one side of each partition plate is fixedly connected with the outer wall of the smoke tube, and the other side of each partition plate and a limiting block correspondingly arranged on the inner wall of the carbon activation converter limit the radial thermal expansion position of the smoke tube, so that expansion is prevented from extending to the wall of the carbon activation converter, and the carbon activation converter is prevented from deforming in the radial direction.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the position of the middle smoke tube of the present invention;
FIG. 3 is a schematic structural view of the activation furnace of the present invention;
in the figure, 1, a carbon activation converter; 1.1, a carbonized material feeding port; 1.2, a carbonization material activation area; 1.21, sub-activation region; 1.3, an active carbon discharge hole; 1.4, a limiting block; 2. a combustion chamber; 2.1, a smoke outlet; 3. a smoke pipe; 3.1, a rear end penetrating section; 4. a superheated steam input line; 5.1, a screw feeder; 5.2, a screw driving device; 5.3, a carbonization material bin; 6.1, discharging and cooling a coil pipe; 6.2, discharging and cooling the rotary drum; 7. a support device; 7.1, supporting the idler; 8. a partition plate; 9. a waste heat boiler; 10. an induced draft system.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Referring to fig. 1, the utility model provides a structure for preventing thermal expansion of an activation furnace, which comprises a carbon activation converter 1 and a smoke tube 3 arranged along the axial direction of the inner cavity of the carbon activation converter 1, wherein the smoke tube 3 extends towards the rear end of the carbon activation converter 1 and penetrates out of the carbon activation converter 1, and the smoke tube 3 is used for leading out combustible gas generated by activation of a carbonized material in the inner cavity of the carbon activation converter 1; the charcoal activation converter 1 is preceding, the rear end all rolls the support on a support bearing 7.1, the one end that stretches into charcoal activation converter 1 inner chamber of tobacco pipe 3 is the free end, and extends to the front end of carbonization material activation district 1.2, the one end and the sealed fixed connection of charcoal activation converter 1 that charcoal activation converter 1 was worn out to tobacco pipe 3, and is further, the free end of tobacco pipe 3 is equipped with the annular baffle, and the outer loop of annular baffle is fixed along with 3 edges of tobacco pipe, and the distance of the inner ring of annular baffle and 3 axes of tobacco pipe is the radial 1/5 ~ 2/3 of tobacco pipe 3. One end (left side) of the smoke tube extending into the inner cavity of the carbon activation converter is a free end, the front end (right side) and the rear end (right side) of the carbon activation converter are both supported on a supporting roller in a rolling mode, and heating expansion positions are reserved at the left end of the smoke tube and the right end of the carbon activation converter, so that the carbon activation converter is prevented from deforming in the axial direction.
The front end of the carbon activation converter 1 is provided with a carbonized material feeding port 1.1, the rear end of the carbon activation converter is provided with an activated carbon discharging port 1.3, the carbonized material feeding port 1.1 and the activated carbon discharging port 1.3 are respectively communicated with the inner cavity of the carbon activation converter 1, and the inner cavity of the carbon activation converter 1 is a carbonized material activation area 1.2.
Referring to fig. 2, the carbon activation converter 1 is a rotary cylindrical furnace body, the smoke tube 3 forms an inner ring of the cylindrical furnace body, the cylindrical carbonized material activation region 1.2 surrounding the smoke tube 3 forms an outer ring of the cylindrical furnace body, the carbonized material activation region 1.2 is provided with a plurality of partition plates 8, the carbonized material activation region 1.2 is divided into a plurality of sub-activation regions 1.21 by the plurality of partition plates 8, further, the number of the sub-activation regions is 4-10, and each sub-activation region 1.21 is provided with an overheated steam input pipeline 4 penetrating through the outer wall of the furnace body. Wherein the sectional area ratio of the outer ring to the inner ring is 0.35-0.60. The utility model discloses a set up carbonization material activation district 1.2 cross-section into many palace check for the carbonization material forms thin one deck in every sub-activation district, thereby increases carbonization material activation reaction area of contact, strengthens its hot formation field, thereby improves activation efficiency.
The utility model discloses in, every division board 8 is close to 3 one sides of tobacco pipe and 3 outer wall fixed connection of tobacco pipe, and every division board 8 is close to carbon activation converter 1 one side and corresponds stopper 1.4 that is equipped with on the 1 inner wall of carbon activation converter spacing. One side of each partition plate is fixedly connected with the outer wall of the smoke pipe, and the other side of each partition plate is limited by a limiting block correspondingly arranged on the inner wall of the carbon activation converter, so that the radial thermal expansion position of the smoke pipe is provided, the expansion is prevented from extending to the wall of the carbon activation converter, and the carbon activation converter is prevented from deforming in the radial direction.
In the utility model, the front end and the rear end of the carbon activation converter 1 are respectively fixed with a supporting device 7, and a supporting roller 7.1 is respectively arranged below the two supporting devices 7; the two supporting devices 7 are supported on the combustion chamber through supporting rollers correspondingly arranged below the two supporting devices, and the carbon activation converter 1 is arranged in an inclined manner, wherein the front end of the carbon activation converter 1 is higher than the rear end of the carbon activation converter 1.
Referring to fig. 3, the structure for preventing thermal expansion of an activation furnace provided by the present invention is used for an external heating type activation furnace, and the external heating type activation furnace comprises a carbon activation converter 1 and a combustion chamber 2 arranged at the periphery of the carbon activation converter 1 for supplying heat, wherein the front end of the carbon activation converter 1 is provided with a carbonized material feed inlet 1.1, and the rear end thereof is provided with an activated carbon discharge outlet 1.3, the carbonized material feed inlet 1.1 and the activated carbon discharge outlet 1.3 are respectively communicated with an inner cavity of the carbon activation converter 1, and the inner cavity is a carbonized material activation area 1.2;
a smoke pipe 3 is arranged along the axial direction of the inner cavity of the carbon activation converter 1, the smoke pipe 3 extends towards the rear end of the carbon activation converter 1 and penetrates out to be communicated with a combustion chamber 2, the smoke pipe 3 is hermetically connected with the carbon activation converter 1 at the position where the smoke pipe penetrates out of the carbon activation converter 1, the combustion chamber 2 is used for enabling combustible gas generated by activation introduced from the smoke pipe 3 to be in contact with externally supplied air to burn and release heat, and radiating the heat from the outer wall of the carbon activation converter 1 to supply heat for activating and heating carbonized materials in the inner cavity of the carbon activation converter 1, and a plurality of superheated steam input pipelines 4 are arranged in the carbonized material activation area 1.2; when the carbonized material is activated, the carbonized material activation area 1.2 can be kept in an oxygen-free or oxygen-reduced state, so that the carbonized material activation area 1.2 reacts with the superheated steam to carry out oxygen-free activation, the carbonized material is not oxidized, the self carbonized material is not consumed, and the raw materials are saved.
The carbonization material feed inlet 1.1 of charcoal activation converter 1 front end connects feed arrangement, feed arrangement includes screw feeder 5.1, screw feeder 5.1's one end is inserted carbonization material feed inlet 1.1, screw feeder 5.1's the other end is connected screw drive 5.2 for example the motor, screw feeder 5.1's top is provided with carbonization material feed bin 5.3, carbonization material feed bin 5.3's bottom with screw feeder 5.1 is connected. The carbonized material added from the carbonized material inlet 1.1 is a natural sheet without being broken, namely a sheet carbonized material, and the sheet carbonized material is a shell carbonized material or a bamboo charcoal carbonized material and the like.
The active carbon discharge gate 1.3 of charcoal activation converter 1 rear end connects discharging device, discharging device includes ejection of compact cooling coil 6.1, the one end of ejection of compact cooling coil 6.1 is connected active carbon discharge gate 1.3, the rotary drum entry of ejection of compact cooling rotary drum 6.2 is connected to the other end of ejection of compact cooling coil 6.1.
The carbon activation converter 1 penetrates through the upper part of the combustion chamber 2, and the combustion chamber 2 is arranged at the periphery of the carbon activation converter 1 and is used for supplying heat to the inner cavity of the carbon activation converter 1, namely the activation of the carbonized material in the carbonized material activation area 1.2; the front end and the rear end of the carbon activation converter 1 are respectively fixed with a supporting device 7, and a supporting roller 7.1 is arranged below the two supporting devices 7; the two supporting devices 7 are supported at the upper part of the combustion chamber 2 through corresponding supporting rollers 7.1, and the carbon activation converter 1 is arranged in an inclined shape, and the front end of the carbon activation converter 1 is higher than the rear end of the carbon activation converter 1; specifically, the inclination angle is 1 ~ 2.
The peripheral surface of the carbon activation converter 1 is also provided with a transmission device which is not shown in the figure, the transmission device is connected with a converter driving device which is a motor, and the transmission device is positioned at the front end of the carbon activation converter 1.
The peripheral surface of the carbon activation converter 1 is also provided with a transmission device (not shown in the figure), the transmission device is connected with a converter driving device (not shown in the figure, the converter driving device is a motor), and the transmission device is positioned at the front end of the carbon activation converter 1.
The combustion chamber 2 is provided with a smoke outlet 2.1, the smoke outlet is connected to a waste heat boiler 9, and superheated steam of the waste heat boiler 9 is connected to a carbonization material activation area 1.2 through a superheated steam input pipeline 4. Furthermore, the temperature of superheated steam of the waste heat boiler 9 is 350-400 ℃, the temperature of a carbon layer is about 950 ℃ after the carbonized material in the carbonized material activation area 1.2 of the carbon activation converter 1 is subjected to heat radiation outside a combustion chamber, and compared with the prior art, the temperature of the low-temperature water vapor in the activation process is about 950 ℃, so that the carbonized material reacts violently with the water vapor, large holes and transitional holes appear in the activation of the carbonized material, and the specific surface is low; the utility model discloses a 350 ~ 400 ℃ superheated steam, it is little with the carbonization material difference in temperature, the carbonization material activation reaction is mild, changes and opens the space to produce new hole, make the activation material iodine value of active carbon reach 1300 ~ 1800 promptly.
The smoke pipe 3 is provided with a rear end penetrating section 3.1, the rear end penetrating section 3.1 penetrates through the rear end of the carbon activation converter 1 and then is connected into the combustion chamber 2 through a gas pipe, and the gas pipe is also connected with an induced draft system 10; the induced draft system 10 comprises an induced draft fan; the induced draft system 10 sucks combustible gas generated in the process of activating the charring material into activated carbon from the front end of the smoke pipe 3 into the combustion chamber 2 for combustion so as to heat the carbon activation converter 1. The utility model can activate CO and H generated in the process2And combustible gas enters the combustion chamber 2 to be combusted to provide heat energy of a carbon layer in a carbonization material activation area 1.2 of the carbon activation converter 1, so that energy recycling is realized, and energy is reduced.
The activated material, namely the activated carbon is discharged from an activated carbon discharge port 1.3 at the rear end of the carbon activation converter 1 through a discharge cooling coil 6.1, and then is further cooled through a discharge cooling drum 6.2 and then packaged. High-temperature hot flue gas in the combustion chamber 2 enters the waste heat boiler 6 from the flue gas outlet 2.1 for heat exchange to generate superheated steam, the superheated steam enters the carbonization material activation area 1.2 through the superheated steam input pipeline 4, the carbonization material in the carbonization material activation area 1.2 reacts with the superheated steam for activation, combustible gas generated by activation is introduced into the combustion chamber 2 from the flue pipe 3, contacts with supplied air in the combustion chamber for combustion to release heat, and radiates the heat from the outer wall of the carbon activation converter 1 to supply heat for the activation of the carbonization material in the inner cavity of the carbon activation converter 1. Controlling the induced air quantity and the air supply quantity of the induced draft fan, thereby ensuring that the pressure of the carbon activation converter 1 is about 950 ℃ at the micro-positive pressure and the activation temperature; the discharge end is a tubular solid sealing structure, and the activated carbon solid flows out of the carbon activation converter 1 and enters the rotary cooling device for cooling and packaging.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. The structure for preventing thermal expansion of the activation furnace is characterized by comprising a carbon activation converter (1) and a smoke tube (3) arranged along the axial direction of an inner cavity of the carbon activation converter (1), wherein the smoke tube (3) extends towards the rear end of the carbon activation converter (1) and penetrates out of the carbon activation converter (1), and the smoke tube (3) is used for leading out combustible gas generated by activation of a carbonized material in the inner cavity of the carbon activation converter (1);
the front end and the rear end of the carbon activation converter (1) are supported on a supporting roller (7.1) in a rolling manner, one end of the smoke pipe (3) extending into the inner cavity of the carbon activation converter (1) is a free end, and one end of the smoke pipe (3) penetrating out of the carbon activation converter (1) is fixedly connected with the carbon activation converter (1) in a sealing manner.
2. The structure for preventing thermal expansion of an activation furnace according to claim 1, wherein a carbonized material inlet (1.1) is arranged at the front end of the carbon activation converter (1), an activated carbon outlet (1.3) is arranged at the rear end of the carbon activation converter (1), the carbonized material inlet (1.1) and the activated carbon outlet (1.3) are respectively communicated with the inner cavity of the carbon activation converter (1), and the inner cavity of the carbon activation converter (1) is a carbonized material activation area (1.2).
3. The structure for preventing the thermal expansion of the activation furnace according to claim 1, wherein the carbon activation converter (1) is a rotary cylindrical furnace body, the smoke tube (3) forms an inner ring of the cylindrical furnace body, the cylindrical carbonized material activation zone (1.2) surrounding the smoke tube (3) forms an outer ring of the cylindrical furnace body, the carbonized material activation zone (1.2) is provided with a plurality of partition plates (8), the plurality of partition plates (8) longitudinally divide the carbonized material activation zone (1.2) into a plurality of sub-activation zones (1.21), and each sub-activation zone (1.21) is provided with an overheated steam input pipeline (4) penetrating through the outer wall of the furnace body.
4. The structure for preventing thermal expansion of an activation furnace as claimed in claim 3, wherein one side of each partition plate (8) close to the smoke tube (3) is fixedly connected with the outer wall of the smoke tube (3), and one side of each partition plate (8) close to the carbon activation converter (1) is in limit connection with a limit block (1.4) correspondingly arranged on the inner wall of the carbon activation converter (1).
5. The structure for preventing thermal expansion of an activation furnace according to claim 1, wherein a supporting device (7) is fixed at the front end and the rear end of the carbon activation converter (1), and a supporting roller (7.1) is arranged below each of the two supporting devices (7); the two supporting devices (7) are supported on the combustion chamber (2) through supporting rollers (7.1) correspondingly arranged below the two supporting devices respectively, and the carbon activation converter (1) is arranged in an inclined shape, wherein the front end of the carbon activation converter (1) is higher than the rear end of the carbon activation converter (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022638425.9U CN213679846U (en) | 2020-11-16 | 2020-11-16 | Structure for preventing thermal expansion of activation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022638425.9U CN213679846U (en) | 2020-11-16 | 2020-11-16 | Structure for preventing thermal expansion of activation furnace |
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| Publication Number | Publication Date |
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| CN213679846U true CN213679846U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022638425.9U Active CN213679846U (en) | 2020-11-16 | 2020-11-16 | Structure for preventing thermal expansion of activation furnace |
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| CN (1) | CN213679846U (en) |
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- 2020-11-16 CN CN202022638425.9U patent/CN213679846U/en active Active
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