CN218764626U - Air volume control device - Google Patents
Air volume control device Download PDFInfo
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- CN218764626U CN218764626U CN202222895119.2U CN202222895119U CN218764626U CN 218764626 U CN218764626 U CN 218764626U CN 202222895119 U CN202222895119 U CN 202222895119U CN 218764626 U CN218764626 U CN 218764626U
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- pipe
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- air heater
- volume control
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Abstract
The utility model discloses an air volume control device, including the rotary kiln pipe, rotary kiln pipe one end fixedly connected with feed screw, rotary kiln pipe top surface is provided with the exhaust gas pipe, exhaust gas pipe other end fixedly connected with heat recoverer, fixed surface installs the fixed plate behind the heat recoverer, the positive surface of fixed plate just is located heat recoverer one side fixed mounting and has the air compressor machine, the positive surface of fixed plate just is located air compressor machine one side fixed mounting and has air heater, air heater one end has the air-blower through the pipe connection, the air heater other end has air volume control valve through the pipe connection. The air conditioner heat exchange technology is applied to the rotary kiln air supply device, the spiral heat conducting pipe is coiled inside the heat recoverer and the air heater and directly contacts with the conveyed air and tail gas, the heat exchange efficiency is higher, and the heat contained in the tail gas can be fully utilized.
Description
Technical Field
The utility model relates to an amount of wind controlling means especially relates to the amount of wind controlling means who utilizes tail gas heat heating air inlet.
Background
The production of the existing ceramsite proppant is usually carried out in a rotary kiln, in the using process, in order to meet the process requirements, the oxygen content in the rotary kiln and the effective discharge of waste gas need to be ensured, and because the air volume has great influence on the atmosphere in the rotary kiln, a device for controlling the air volume is provided.
The air volume control device of the ceramsite proppant rotary kiln disclosed in the Chinese patent with the publication number of CN217031986U comprises a kiln pipe, wherein one end of the kiln pipe is fixedly connected with a spiral feeder, a hopper is arranged on the spiral feeder, an air inlet short pipe is arranged on the top surface of the kiln pipe, and one end of the air inlet short pipe is connected with an induced draft pipe through a flange. The utility model discloses in, through opening the air-blower of connecting on the induced duct, make the air-blower let in kiln intraduct with the external air by the air inlet nozzle stub, get thing air volume control valve through rotating induced duct surface mounting, be convenient for manual regulation air supply, be favorable to kiln pipe oxygenating, in this process, because bag collector passes through exhaust pipe and kiln pipe intercommunication, and the spiral pipe on the induced duct surface is established to the adapter sleeve on the exhaust pipe, when bag collector carries out exhaust-gas treatment, through opening the air pump on the spiral pipe, make hot waste gas carry out the heat treatment to the inside air of induced duct, make the air that lets in kiln pipe can not lead to the fact destruction to its internal environment, energy-concerving and environment-protective, but it is in the use, through separating out the turnout at the exhaust gas discharge pipe, utilize the inside air of part high temperature exhaust gas heating intake pipe, the lower problem of heat utilization rate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an amount of wind controlling means to propose the current amount of wind controlling means of haydite proppant rotary kiln in solving above-mentioned background art in the use, because exhaust gas discharge pipe divides the fork, utilizes the inside air of part high temperature exhaust-gas heating intake pipe, the lower problem of heat utilization rate.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air volume control device, includes the rotary kiln pipe, rotary kiln pipe one end fixedly connected with feed screw, rotary kiln pipe top surface is provided with the exhaust gas pipe, exhaust gas pipe other end fixedly connected with heat recovery device, fixed surface installs the fixed plate behind the heat recovery device, the positive surface of fixed plate just is located heat recovery device one side fixed mounting and has the air compressor machine, the positive surface of fixed plate just is located air compressor machine one side fixed mounting and has air heater, air heater one end has the air-blower through the pipe connection, the air heater other end has the air volume control valve through the pipe connection.
Specifically, through being applied to rotary kiln air supply device with air conditioner heat exchange technique, when rotary kiln pipe during operation, start the air-blower and blow in the air heater inside with external air along with the pipeline, tail gas can be discharged to heat recovery device inside from the exhaust gas pipe, start the inside pressurization of spiral heat pipe that air heater is located to the air-blower, decompression backward flow to the inside spiral heat pipe of heat recovery device afterwards, tail gas can heat the inside spiral heat pipe that is located heat recovery device, the inside condensing agent of spiral heat pipe can be heated, flow in the air heater after the condensing agent pressurization, the inside heat of spiral heat pipe can be taken away to the air of blowing in, there is the reduction of spiral heat pipe temperature this moment, gasified condensing agent can liquefy and then emit a large amount of heat, thereby heat the air that passes through the inside air heater, the tail gas heat that can more efficient utilization, the amount of wind control valve can accurate control get into the inside amount of wind of screw feeder.
Preferably, the heat recoverer is hinged to a sealing cover on the front surface of the air heater, a displacement handle is fixedly mounted on the outer surface of the sealing cover, connecting blocks are fixedly mounted on the outer surfaces of the sealing cover, the air heater and one side of the heat recoverer, and bolts are arranged inside the connecting blocks.
Specifically, the heat recoverer and the air heater can form a closed body through the sealing cover, the heat recoverer and the air heater are fixed together through the connecting block, the sealing cover can be opened by screwing out the bolt to move the displacement handle, and therefore the spiral heat conducting pipes in the heat recoverer and the air heater can be overhauled.
Preferably, the heat recovery device and the air heater are internally and fixedly provided with spiral heat conduction pipes, one end of each spiral heat conduction pipe is fixedly connected with a heat insulation communicating pipe, the other end of each heat insulation communicating pipe is fixedly connected with the air compressor, and heat conduction fins are fixedly arranged in the spiral heat conduction pipes.
Specifically, constitute heat exchange system through spiral heat pipe and air compressor machine, can heat the heat recovery heating of tail gas and admit air, be connected two spiral heat pipes and air compressor machine through thermal-insulated communicating pipe, the area of contact of heat-conducting strip can increase spiral heat pipe and air to improve heat exchange efficiency.
Preferably, the other end of the spiral heat pipe is fixedly connected with a connecting pipe.
Specifically, the other ends of the two spiral heat conduction pipes are connected through the connecting pipe, the air compressor is started to convey the refrigerant to the spiral heat conduction pipe inside the air heater in a pressurized mode, and then the refrigerant flows back to the inside of the other spiral heat conduction pipe through the connecting pipe.
Preferably, flanges are arranged at two ends of the heat recoverer and two ends of the air heater, and the heat recoverer and the air heater are connected with the pipeline through the flanges.
Specifically, the flange is connected with the pipeline, so that the installation and the disassembly are convenient.
Preferably, an expansion valve is arranged at the joint of the spiral heat conducting pipe in the heat recoverer and the connecting pipe.
Specifically, the refrigerant is decompressed inside the heat recovery device through the expansion valve, so that the heat of the refrigerant is reduced, and when tail gas in the heat recovery device passes through the spiral heat conduction pipe, the internal refrigerant is heated again.
Compared with the prior art, the beneficial effects of the utility model are that:
1. start the air compressor and will heat back refrigerant pressurization and carry to being located the inside spiral heat pipe of air heater, the air can contact with the spiral heat pipe after getting into air heater, the inside refrigerant temperature of spiral heat pipe increases can the heated air and give out the heat, there is spiral heat pipe temperature to reduce this moment, gasified condensing agent can liquefy and then emit a large amount of heat, further heat the air of carrying, liquefied refrigerant can get into the inside backward flow of connecting pipe to the expansion valve decompression, get into the inside spiral heat pipe of heat recovery ware again, compare tradition heat of conducting through the pipe wall, the tail gas heat that can more efficient utilization.
2. When heat exchange device needs to be overhauled, the bolt can be unscrewed to remove the relative fixation of the sealing cover, the displacement handle can be moved to drive the sealing cover to rotate, so that the inside of the heat recoverer and the air heater is exposed, the heat exchange device can be overhauled at the moment, the heat recoverer and the air heater are connected with a pipeline through flanges, and the heat recoverer and the air heater are convenient to install and dismantle.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a heat exchange device according to the present invention;
fig. 3 is a cross-sectional view of the air heater of the present invention.
In the figure: 1. a rotary kiln tube; 2. a screw feeder; 3. an exhaust gas pipe; 4. a heat recoverer; 5. a fixing plate; 6. an air heater; 7. an air compressor; 701. a heat-insulating communicating pipe; 8. a blower; 9. a sealing cover; 901. a displacement handle; 902. connecting blocks; 10. an air volume control valve; 11. a spiral heat conducting pipe; 12. a heat conductive sheet; 13. and (4) connecting the pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an air volume control device, including rotary kiln pipe 1, 1 one end fixedly connected with feed screw 2 of rotary kiln pipe, 1 top surface of rotary kiln pipe is provided with exhaust gas pipe 3, 3 other end fixedly connected with heat recoverer 4 of exhaust gas pipe, 4 rear surface fixed mounting of heat recoverer have fixed plate 5, 5 positive surfaces of fixed plate just are located 4 one sides fixed mounting of heat recoverer have air compressor machine 7, 5 positive surfaces of fixed plate just are located 7 one sides fixed mounting of air compressor machine have air heater 6, 6 one end of air heater has air-blower 8 through the pipe connection, 6 other ends of air heater have air volume control valve 10 through the pipe connection.
In this embodiment, an air-conditioning heat exchange technology is applied to the air supply device of the rotary kiln, when the rotary kiln tube 1 works, the blower 8 is started to blow external air into the air heater 6 along with a pipeline, tail gas is discharged from the exhaust gas pipe 3 into the heat recovery device 4, the air compressor 7 is started to pressurize the interior of the spiral heat pipe 11 located in the air heater 6, and then the air is depressurized and returned to the spiral heat pipe 11 located in the heat recovery device 4, the tail gas heats the spiral heat pipe 11 located in the heat recovery device 4, a condensing agent in the spiral heat pipe 11 is heated, the condensing agent flows in the air heater 6 after pressurization, the blown air takes away heat in the spiral heat pipe 11, at this moment, the temperature of the spiral heat pipe 11 is reduced, the gasified condensing agent is liquefied and releases a large amount of heat, thereby heating air passing through the air in the air heater 6, the heat of tail gas can be utilized more efficiently, and the air volume control valve 10 can accurately control the air volume entering the spiral feeder 2.
Wherein, in order to realize the purpose of convenient maintenance, this device adopts following technical scheme to realize: the heat recoverer 4 is hinged with a sealing cover 9 on the front surface of the air heater 6, a displacement handle 901 is fixedly installed on the outer surface of the sealing cover 9, a connecting block 902 is fixedly installed on the outer surface of the sealing cover 9, the air heater 6 and the outer surface of one side of the heat recoverer 4, and a bolt is arranged inside the connecting block 902.
The heat recoverer 4 and the air heater 6 can form a closed body through the sealing cover 9, the heat recoverer 4 and the air heater 6 are fixed together through the connecting block 902, the sealing cover 9 can be opened by screwing out the bolt to move the displacement handle 901, and therefore the spiral heat conduction pipes 11 in the heat recoverer 4 and the air heater 6 can be overhauled.
Wherein, in order to realize the purpose of high-efficient recovery of heat, this device adopts following technical scheme to realize: the heat recovery device 4 and the air heater 6 are internally and fixedly provided with a spiral heat conduction pipe 11, one end of the spiral heat conduction pipe 11 is fixedly connected with a heat insulation communication pipe 701, the other end of the heat insulation communication pipe 701 is fixedly connected with the air compressor 7, the other end of the spiral heat conduction pipe 11 is fixedly connected with a connecting pipe 13, flanges are arranged at two ends of the heat recovery device 4 and two ends of the air heater 6, the heat recovery device 4 and the air heater 6 are connected with a pipeline through the flanges, and an expansion valve is arranged at the joint of the spiral heat conduction pipe 11 and the connecting pipe 13 inside the heat recovery device 4.
The heat exchange system is composed of the spiral heat conduction pipe 11 and the air compressor 7, heat of tail gas can be recovered and heated to enter air, the two spiral heat conduction pipes 11 are connected with the air compressor 7 through the heat insulation communication pipe 701, the other ends of the two spiral heat conduction pipes 11 are connected through the connecting pipe 13, the air compressor 7 is started to pressurize and convey refrigerant to the spiral heat conduction pipe 11 inside the air heater 6, then the refrigerant flows back to the inside of the other spiral heat conduction pipe 11 through the connecting pipe 13, a flange is connected with a pipeline, the installation and the disassembly are convenient, and the refrigerant is decompressed inside the heat recoverer 4, so that the heat of the refrigerant can be reduced, and when the tail gas inside the heat recoverer 4 passes through the spiral heat conduction pipe 11, the internal refrigerant can be heated again.
The utility model discloses a theory of operation and use flow: when the device is used, the device needs to be placed at a proper position, the air blower 8 is started to blow outside air into the air heater 6 along with a pipeline, tail gas can be discharged into the heat recoverer 4 from the waste gas pipe 3, the spiral heat pipe 11, the air compressor 7 and the expansion valve form a heat exchange system, when the tail gas passes through the spiral heat pipe 11, the refrigerant stored in the spiral heat pipe 11 inside the heat recoverer 4 is heated, the air compressor 7 is started to pressurize and convey the heated refrigerant to the spiral heat pipe 11 inside the air heater 6, the air can be contacted with the spiral heat pipe 11 after entering the air heater 6, the temperature of the refrigerant inside the spiral heat pipe 11 is increased, the air can be heated to release heat, at the moment, the temperature of the spiral heat pipe 11 is reduced, the gasified refrigerant can be liquefied to release a large amount of heat, the conveyed air is further heated, the liquefied refrigerant can enter the connecting pipe 13 to flow back to the expansion valve 11 inside the heat recoverer 4 to be decompressed, the air flow rate entering the spiral heat recoverer 4 can be controlled by adjusting the air volume control valve 10, when the heat exchange device needs to be overhauled, the relative fixation of the sealing cover 9 can be removed by screwing out, and the air flow rate of the sealing cover 9 can be driven, at the air heater 6 to be overhauled, at the air.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an air volume controlling means, includes rotary kiln pipe (1), its characterized in that: rotary kiln pipe (1) one end fixedly connected with feed screw (2), rotary kiln pipe (1) top surface is provided with exhaust-gas duct (3), exhaust-gas duct (3) other end fixedly connected with heat recovery ware (4), heat recovery ware (4) fixed surface installs fixed plate (5), fixed plate (5) positive surface just is located heat recovery ware (4) one side fixed mounting has air compressor machine (7), fixed plate (5) positive surface just is located air compressor machine (7) one side fixed mounting has air heater (6), air heater (6) one end has air-blower (8) through the pipe connection, air heater (6) other end has air volume control valve (10) through the pipe connection.
2. An air volume control device according to claim 1, characterized in that: the heat recovery device is characterized in that a sealing cover (9) is hinged to the front surface of the heat recovery device (4) and the front surface of the air heater (6), a displacement handle (901) is fixedly installed on the outer surface of the sealing cover (9), a connecting block (902) is fixedly installed on the outer surface of one side of the sealing cover (9), the air heater (6) and the heat recovery device (4), and a bolt is arranged inside the connecting block (902).
3. An air volume control device according to claim 1, characterized in that: the air conditioner is characterized in that spiral heat conducting pipes (11) are fixedly mounted inside the heat recoverer (4) and the air heater (6), one end of each spiral heat conducting pipe (11) is fixedly connected with a heat insulation communicating pipe (701), and the other end of each heat insulation communicating pipe (701) is fixedly connected with the air compressor (7).
4. An air volume control device according to claim 3, characterized in that: the other end of the spiral heat pipe (11) is fixedly connected with a connecting pipe (13), and a heat conducting fin (12) is fixedly installed inside the spiral heat pipe (11).
5. An air volume control device according to claim 1, characterized in that: flanges are arranged at two ends of the heat recoverer (4) and two ends of the air heater (6), and the heat recoverer (4) and the air heater (6) are connected with a pipeline through the flanges.
6. An air volume control device according to claim 1, characterized in that: an expansion valve is arranged at the joint of the spiral heat conducting pipe (11) and the connecting pipe (13) in the heat recoverer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222895119.2U CN218764626U (en) | 2022-11-01 | 2022-11-01 | Air volume control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222895119.2U CN218764626U (en) | 2022-11-01 | 2022-11-01 | Air volume control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218764626U true CN218764626U (en) | 2023-03-28 |
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ID=85645643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222895119.2U Active CN218764626U (en) | 2022-11-01 | 2022-11-01 | Air volume control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218764626U (en) |
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2022
- 2022-11-01 CN CN202222895119.2U patent/CN218764626U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of air volume control device Effective date of registration: 20230920 Granted publication date: 20230328 Pledgee: Gui'an New District Green Financing Guarantee Co.,Ltd. Pledgor: Guiyang Xinrui Material Technology Co.,Ltd. Registration number: Y2023520000052 |