CN216481845U - Air equalizing system of fluidized bed - Google Patents
Air equalizing system of fluidized bed Download PDFInfo
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- CN216481845U CN216481845U CN202122205351.4U CN202122205351U CN216481845U CN 216481845 U CN216481845 U CN 216481845U CN 202122205351 U CN202122205351 U CN 202122205351U CN 216481845 U CN216481845 U CN 216481845U
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Abstract
The utility model discloses a fluidized bed air equalizing system, which comprises a main air pipe, wherein one end of the main air pipe is sealed, the other end of the main air pipe is opened, a plurality of branch air pipes are uniformly arranged on the upper end wall of the main air pipe along the length direction of the main air pipe, manual valves are arranged on the branch air pipes, an air equalizing screen plate is arranged in each branch air pipe above the manual valve, a pressure difference meter is arranged on each branch air pipe, and two ends of each pressure difference meter are respectively arranged on the upper side of the air equalizing screen plate and the lower side of the manual valve; the utility model ensures that the air supplied to the whole fluidized bed is uniform, and the inlet air of the fluidized bed can uniformly pass through the material layer in the fluidized bed, so that the material in the fluidized bed is uniformly heated by the air.
Description
Technical Field
The utility model relates to the field of a boiling bed, in particular to a uniform air system of the boiling bed.
Background
The bubbling bed requires uniform air intake to keep the temperature uniform and avoid local overheating of the material. In order to ensure even air inlet of the fluidized bed, the Chinese utility model with the application number of CN202020334617.8 discloses an air inlet channel structure of a bottom bin of the fluidized bed, which comprises an air inlet part, wherein the air inlet part is a butt joint port with a downward-arranged style, the butt joint position is positioned at the bottom of the fluidized bed, and the fluidized bed is supported by a stand column; air is fed upwards in a butt joint mode. The central line and the horizontal plane of the butt joint port form a 90-degree included angle, and the improved 90-degree resistance-free air inlet duct can better bundle air flow to ensure the uniformity of air inlet distribution.
But the air inlet channel structure can not effectively ensure that the air can uniformly pass through the material layer in the fluidized bed, and the problem that the material in the fluidized bed is uniformly heated by wind is still easy to occur.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems mentioned in the background art, the utility model aims to provide a bubbling bed air equalizing system, aiming at solving the problems that the air inlet channel structure of the existing bubbling bed can not effectively ensure that the inlet air can uniformly pass through a material layer in the bubbling bed, and the material in the bubbling bed is still easily heated unevenly by the air.
The technical purpose of the utility model is realized by the following technical scheme:
the ebullated bed air equalizing system comprises a main air pipe, one end of the main air pipe is sealed and arranged, the other end of the main air pipe is opened and arranged, a plurality of branch air pipes are uniformly arranged on the upper end wall of the main air pipe along the length direction of the main air pipe, manual valves are arranged on the branch air pipes, an air equalizing screen plate is arranged above the manual valves in the branch air pipes, each branch air pipe is provided with a pressure difference meter, and two ends of the pressure difference meter are respectively arranged on the upper side of the air equalizing screen plate and the lower side of the manual valves.
By adopting the technical scheme, the air supplied to the whole fluidized bed is uniform, the air inlet of the fluidized bed can uniformly pass through the material layer in the fluidized bed, and the material in the fluidized bed is uniformly heated by the air.
Preferably, the main air pipe is provided with a partition plate along the length direction thereof, the partition plate divides the interior of the main air pipe into an upper inner cavity and a lower inner cavity, the upper inner cavity is communicated with each branch air pipe, and the partition plate is provided with air holes; the opening end of the main air pipe is provided with a flange structure, the flange structure is connected with a disc through a bolt and a nut, and the wall of the disc, corresponding to the lower inner cavity of the main air pipe, is provided with an air inlet hole.
By adopting the technical scheme, the air entering each branch air pipe is more uniform and has smaller change, the phenomenon of frequently adjusting the manual valve can not occur, and the stability of the utility model is improved.
Preferably, an air inlet pipe is installed at the air inlet of the disc, one end of the air inlet pipe is connected with the air supply system, and the other end of the air inlet pipe is inserted into the main air pipe and inserted into the middle position of the length of the main air pipe.
By adopting the technical scheme, the wind energy entering the lower inner cavity of the main air pipe from the air inlet pipe is more uniformly distributed in the lower inner cavity of the main air pipe.
Preferably, two slideways are arranged on the inner pipe wall of the main air pipe along the length direction of the main air pipe, and the partition plate is inserted into the sliding grooves of the two slideways.
Through adopting above-mentioned technical scheme, when the venthole on the baffle blockked up, can open the disc, take out the baffle by two slides and clear up.
Preferably, a compression sealing gasket is arranged on the disc surface of the disc close to the main air pipe, and the compression sealing gasket is arranged at a position corresponding to the partition plate.
Through adopting above-mentioned technical scheme, prevent leaking out between baffle and the disc.
Preferably, a circular groove is formed in the disc surface of the disc close to the main air pipe, and a sealing gasket is arranged in the circular groove.
Through adopting above-mentioned technical scheme, can prevent to leak out between disc and the main air pipe.
In summary, the utility model mainly has the following beneficial effects:
1. the utility model ensures that the air supplied to the whole fluidized bed is uniform, and the inlet air of the fluidized bed can uniformly pass through the material layer in the fluidized bed, so that the material in the fluidized bed is uniformly heated by the air.
2. The partition plates are arranged in the main air pipes, so that air entering each branch air pipe is more uniform and has smaller change, the phenomenon of frequently adjusting the manual valve is avoided, and the stability of the air conditioner is improved.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the ebullated-bed air-equalizing system of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the ebullated bed air-equalizing system of the present invention;
FIG. 3 is a cross-sectional view of the main air pipe and its internal components of the second embodiment of the ebullated bed air-equalizing system of the present invention;
fig. 4 is a left side view of a disc of a second embodiment of the ebullated bed air equalization system of the present invention.
Reference numerals: 1. a main air duct; 2. a branch air duct; 3. a manual valve; 4. a wind-equalizing screen plate; 5. a differential pressure gauge; 6. a partition plate; 7. a disc; 701. a circular groove; 8. an air inlet pipe; 9. a slideway; 10. compressing the sealing gasket; 11. installing a pipe; 12. a pressure spring pair; 13. digital display formula intelligence temperature controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1, the air equalizing system of the fluidized bed includes a main air duct 1, one end of the main air duct 1 is sealed, the other end is open, and air used by the fluidized bed enters from the open end of the main air duct 1. The upper end wall of the main air pipe 1 is uniformly provided with a plurality of branch air pipes 2 along the length direction, the branch air pipes 2 are provided with manual valves 3, air equalizing net plates 4 are arranged above the manual valves 3 in the branch air pipes 2, the air equalizing net plates 4 are flat plates provided with a plurality of air permeable micropores, each branch air pipe 2 is provided with a differential pressure gauge 5, and two ends of the differential pressure gauge 5 are respectively positioned on the upper side of the air equalizing net plates 4 and the lower side of the manual valves 3.
The working principle of the embodiment is as follows: the air used by the boiling bed enters from the opening end of the main air pipe 1 and is supplied to the boiling bed for use through each branch air pipe 2, and the air discharged by the branch air pipe 2 is uniformly discharged through the air equalizing screen plate 4. The pressure difference between the air inlet end and the air outlet end of each branch air pipe 2 can be observed through the pressure difference meter 5, the numerical values of the pressure difference meter 5 on each branch air pipe 2 are the same through adjusting the manual valve 3, and the air inlet volume of each branch air pipe 2 can be the same. Therefore, the air inlet volume of each branch air pipe 2 is the same, and the air discharged by each branch air pipe 2 is uniform, so that the air supplied to the whole fluidized bed is uniform, the air inlet of the fluidized bed can uniformly pass through the material layer in the fluidized bed, and the material in the fluidized bed is uniformly heated by the air.
Example two:
referring to fig. 2, the ebullated bed air equalizing system includes a main air duct 1, one end of the main air duct 1 is sealed, and the other end is open. The open end of main tuber pipe 1 is provided with ring flange structure, and this ring flange structure is connected with disc 7 through bolt and nut, is provided with the fresh air inlet on the disc 7. The upper end wall of the main air pipe 1 is uniformly provided with a plurality of branch air pipes 2 along the length direction, the branch air pipes 2 are provided with manual valves 3, air equalizing net plates 4 are arranged above the manual valves 3 in the branch air pipes 2, the air equalizing net plates 4 are flat plates provided with a plurality of air permeable micropores, each branch air pipe 2 is provided with a differential pressure gauge 5, and two ends of the differential pressure gauge 5 are respectively positioned on the upper side of the air equalizing net plates 4 and the lower side of the manual valves 3.
Referring to fig. 2 and 3, two slideways 9 are arranged on the inner pipe wall of the main air duct 1 along the length direction thereof, and a partition plate 6 is inserted into the sliding grooves of the two slideways 9. The partition plate 6 divides the interior of the main air pipe 1 into an upper inner cavity and a lower inner cavity, the upper inner cavity is communicated with each branch air pipe 2, and the partition plate 6 is provided with air holes. When the air holes on the clapboard 6 are blocked, the disc 7 can be opened, and the clapboard 6 is pulled out from the two slideways 9 for cleaning. The air inlet hole arranged on the disk 7 is arranged corresponding to the lower inner cavity of the main air pipe 1. An air inlet pipe 8 is arranged at an air inlet of the disc 7, one end of the air inlet pipe 8 is connected with an air supply system, the other end of the air inlet pipe 8 is inserted into the main air pipe 1 and is inserted into the middle position of the length of the main air pipe 1, and therefore wind energy entering the lower inner cavity of the main air pipe 1 through the air inlet pipe 8 is more uniformly distributed in the lower inner cavity of the main air pipe 1.
Referring to fig. 4, a pressing seal gasket 10 is arranged on the disc surface of the disc 7 close to the main air duct 1, and the pressing seal gasket 10 is arranged at a position corresponding to the partition plate 6. The compression sealing gasket 10 is used for compressing the partition board 6 and forming a sealing structure with the partition board 6 to prevent air leakage between the partition board 6 and the disc 7. The disc 7 is provided with a circular groove 701 on the disc surface close to the main air duct 1, and a sealing gasket is arranged in the circular groove 701 and used for preventing air leakage between the disc 7 and the main air duct 1.
The working principle of the embodiment is as follows: air used by the fluidized bed firstly enters the lower inner cavity of the main air pipe 1 through the air inlet pipe 8, then uniformly enters the upper inner cavity of the main air pipe 1 through the air holes on the partition plate 6, and then is supplied to the fluidized bed for use through each branch air pipe 2. The air equalizing net plate 4 enables the air exhausted by the branch air pipe 2 to be exhausted uniformly. The pressure difference between the air inlet end and the air outlet end of each branch air pipe 2 can be observed through the pressure difference meter 5, the numerical values of the pressure difference meter 5 on each branch air pipe 2 are the same through adjusting the manual valve 3, and the air inlet volume of each branch air pipe 2 can be the same. Therefore, the air inlet volume of each branch air pipe 2 is the same, and the air discharged by each branch air pipe 2 is uniform, so that the air supplied to the whole fluidized bed is uniform, the air inlet of the fluidized bed can uniformly pass through the material layer in the fluidized bed, and the material in the fluidized bed is uniformly heated by the air.
In the embodiment, the partition plates 6 are additionally arranged, so that the air entering each branch air pipe 2 is more uniform and has smaller change, the phenomenon of frequently adjusting the manual valve 3 is avoided, and the stability of the air conditioner is improved.
In addition, referring to fig. 2, in the present embodiment, a mounting pipe 11 is disposed on a pipe wall of the air inlet pipe 8 located outside the main air pipe 1, one end of the mounting pipe 11 is open, the other end is closed, the closed end is located in the air inlet pipe 8, and the open end is provided with an internal thread structure. A pressure spring pair 12 is installed at the opening end of the installation pipe 11, the pressure spring pair 12 is electrically connected with a digital display type intelligent temperature controller 13, and the digital display type intelligent temperature controller 13 is electrically connected with an air supply system of the boiling bed. The pressure spring pair 12 is used for measuring the air inlet temperature in the air inlet pipe 8, transmitting the measurement result to the digital display type intelligent temperature controller 13, setting the alarm temperature on the digital display type intelligent temperature controller 13, when the temperature transmitted by the pressure spring pair 12 reaches the alarm temperature, transmitting the alarm signal to the air supply system of the boiling bed by the digital display type intelligent temperature controller 13, and cooling or stopping air supply processing after the air supply system of the boiling bed transmits and receives the signal. Because the wind power in the air inlet pipe 8 is larger, the closed end of the mounting pipe 11 can prevent the air inlet from blowing the compression spring pair 12.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The uniform air system of the fluidized bed comprises a main air pipe (1), one end of the main air pipe (1) is sealed and arranged, and the other end of the main air pipe is opened and arranged, and is characterized in that: the air-conditioning system is characterized in that a plurality of branch air pipes (2) are uniformly arranged on the upper end wall of the main air pipe (1) along the length direction of the main air pipe, manual valves (3) are arranged on the branch air pipes (2), air equalizing net plates (4) are arranged above the manual valves (3) in the branch air pipes (2), each branch air pipe (2) is provided with a differential pressure gauge (5), and two ends of the differential pressure gauge (5) are respectively located on the upper side of the air equalizing net plates (4) and the lower side of the manual valves (3).
2. The ebullated bed air equalization system of claim 1, wherein: the main air pipe (1) is provided with a partition plate (6) along the length direction of the main air pipe, the partition plate (6) divides the interior of the main air pipe (1) into an upper inner cavity and a lower inner cavity, the upper inner cavity is communicated with each branch air pipe (2), and the partition plate (6) is provided with air holes; the opening end of the main air pipe (1) is provided with a flange structure, the flange structure is connected with a disc (7) through a bolt and a nut, and the wall of the disc (7) corresponding to the lower inner cavity of the main air pipe (1) is provided with an air inlet hole.
3. The ebullated bed air equalization system of claim 2, wherein: an air inlet pipe (8) is installed at an air inlet of the disc (7), one end of the air inlet pipe (8) is connected with an air supply system, the other end of the air inlet pipe is inserted into the main air pipe (1), and the air inlet pipe is inserted into the middle of the length of the main air pipe (1).
4. The ebullated bed air equalization system of claim 3, wherein: two slideways (9) are arranged on the inner pipe wall of the main air pipe (1) along the length direction of the main air pipe, and the partition plate (6) is inserted into the sliding grooves of the two slideways (9).
5. The ebullated-bed air-equalizing system of claim 4, wherein: a compression sealing gasket (10) is arranged on the disc surface of the disc (7) close to the main air pipe (1), and the compression sealing gasket (10) is arranged at a position corresponding to the partition plate (6).
6. The ebullated-bed air-equalizing system of claim 2, wherein: the air leakage prevention device is characterized in that a circular groove (701) is formed in the disc surface, close to the main air pipe (1), of the disc (7), a sealing gasket is arranged in the circular groove (701), and the sealing gasket is used for preventing air leakage between the disc (7) and the main air pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122205351.4U CN216481845U (en) | 2021-09-13 | 2021-09-13 | Air equalizing system of fluidized bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122205351.4U CN216481845U (en) | 2021-09-13 | 2021-09-13 | Air equalizing system of fluidized bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216481845U true CN216481845U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122205351.4U Active CN216481845U (en) | 2021-09-13 | 2021-09-13 | Air equalizing system of fluidized bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216481845U (en) |
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2021
- 2021-09-13 CN CN202122205351.4U patent/CN216481845U/en active Active
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