CN215524276U - Forced circulation air temperature type gasifier - Google Patents
Forced circulation air temperature type gasifier Download PDFInfo
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- CN215524276U CN215524276U CN202121164392.7U CN202121164392U CN215524276U CN 215524276 U CN215524276 U CN 215524276U CN 202121164392 U CN202121164392 U CN 202121164392U CN 215524276 U CN215524276 U CN 215524276U
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Abstract
The utility model discloses a forced circulation air-heated gasifier, wherein adjacent heat exchange fins are connected in series through a communicating pipe; a supporting plate is arranged on one side of each supporting leg, an axial flow fan is arranged on the upper portion of the supporting plate, a plurality of guide vanes are arranged on the upper portion of the axial flow fan, lower supporting rods are hinged to two sides of the lower portion of each guide vane, upper supporting rods are hinged to two sides of the upper portion of each guide vane, sliding blocks are arranged at two ends of each lower supporting rod, a plurality of mounting grooves are formed in the side plates, and the sliding blocks are mounted inside the sliding grooves in a clearance mode; one end of the upper support rods on two sides is connected with a V-shaped connecting rod, a rotary table is arranged on the output shaft of the motor, an eccentric shaft is arranged on the upper portion of the rotary table, a connecting rod is hinged to the outer portion of the eccentric shaft, and the other end of the connecting rod is hinged to the connecting rod. According to the utility model, the axial flow fan is arranged at the lower part of the heat exchange fin, and the plurality of guide vanes are arranged at the upper part of the axial flow fan, so that the axial flow fan is utilized to enhance the fluidity of air, the heat exchange fin is subjected to forced heat exchange, and meanwhile, the guide vanes guide the wind direction, thereby ensuring the heat exchange effect of the heat exchange fin.
Description
Technical Field
The utility model belongs to the technical field of natural gas gasification, and particularly relates to a forced circulation air-temperature gasifier.
Background
The air-temperature gasifier is a gasification device of liquefied natural gas, which is relatively common at present, and functions to raise the temperature of liquefied natural gas in a low-temperature liquid state through heat exchange and gasify the liquefied natural gas at a high temperature. The air-temperature gasifier has the advantages of no dependence on external energy sources and low operation cost. The air-heated gasifier has a disadvantage that the gasification capability is affected by the surrounding environment (light, wind speed, etc.), resulting in insufficient working stability, because it mainly performs natural heat exchange with the external environment (usually, the heat exchange is performed by using a gasification tube bundle in combination with a fin group).
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a forced circulation air-heated gasifier, wherein an axial flow fan is arranged at the lower part of a heat exchange fin, and a plurality of guide vanes are arranged at the upper part of the axial flow fan, so that the axial flow fan is utilized to enhance the fluidity of air and perform forced heat exchange on the heat exchange fin, and meanwhile, the guide vanes guide the air direction, thereby ensuring the heat exchange effect of the heat exchange fin.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a forced circulation air-heated gasifier comprises a plurality of heat exchange fins, wherein adjacent heat exchange fins are connected in series through communicating pipes, an air inlet pipe is arranged at the lower part of each heat exchange fin at the head end, an air outlet pipe is arranged at the lower part of each heat exchange fin at the tail end, liquefied natural gas enters the heat exchange fins through the air inlet pipe to be subjected to heat exchange gasification, and flows out of the air outlet pipe after being gasified; the lower parts of the heat exchange fins are provided with supporting legs, one sides of the supporting legs are provided with supporting plates, the upper parts of the supporting plates are provided with axial flow fans, the axial flow fans enhance the flowability of air, the heat exchange fins are subjected to forced heat exchange, and the gasification efficiency of natural gas is improved; the axial flow fan is characterized in that a plurality of guide vanes are arranged on the upper part of the axial flow fan, lower support rods are hinged to two sides of the lower part of each guide vane, upper support rods are hinged to two sides of the upper part of each guide vane, sliding blocks are arranged at two ends of each lower support rod, a side plate is arranged on one side of each support leg, a plurality of mounting grooves are formed in the side plate, sliding grooves are formed in the inner walls of two sides of each mounting groove, the sliding blocks are mounted inside the sliding grooves in a clearance mode, springs are arranged on the mounting grooves, and the upper ends of the springs are fixedly connected with the sliding blocks; one end of the upper supporting rod at two sides is connected with a V-shaped connecting rod, a motor is arranged on the side plate at one side, a rotating disc is arranged on the output shaft of the motor, an eccentric shaft is arranged at the upper part of the rotating disc, a connecting rod is hinged outside the eccentric shaft, and the other end of the connecting rod is hinged with the connecting rod; when the gasifier is used, the motor drives the rotary table to rotate, the eccentric shaft on the rotary table drives the connecting rod and the upper supporting rod to do reciprocating linear motion through the connecting rod, so that the guide vanes are driven to continuously change the guide direction, the ventilation uniformity of the heat exchange fins is ensured, and the gasification effect of the gasifier is ensured.
As a further preferred option of the technical scheme, a surrounding plate is arranged outside the heat exchange fins, so that the surrounding plate prevents the wind blown out by the axial flow fan from being dispersed from the bottom, and the flowing direction of the wind from bottom to top is ensured.
As a further preferred option of this technical scheme, the bounding wall is inside to be equipped with the heating wire, the bounding wall outside is equipped with heat preservation (not shown in the figure), and the heating wire is used for carrying out the initiative heating to the heat transfer fin in cold circumstance, and the heat loss of gasifier has been reduced to the heat preservation.
As a further preferred option of the technical solution, the coaming comprises a plurality of folding plates, adjacent folding plates are hinged by hinges, and the lower part of the coaming is provided with a guide rail; the middle part of the folding plate at one end is provided with a handle, the lower part of the folding plate is provided with a guide rod, and the lower end of the guide rod is inserted into the guide rail; when outside temperature was high, the pulling handle removed the folded sheet to one end, and the folded sheet is folded to one end, makes the bounding wall open, and make full use of outside air gasifies, has reduced the energy consumption when the vaporizer uses.
As a further preferred aspect of the present invention, the lower portion of the guide rod is rotatably provided with a guide wheel, the guide wheel is installed inside the guide rail with a gap, and the guide wheel reduces the friction between the guide rod and the guide rail and ensures the smoothness of folding the folding plate.
As a further optimization of the technical scheme, the upper part of the guide vane is provided with a filter screen, four corners of the filter screen are fixed on the supporting legs, and the filter screen filters the air blown out by the axial flow fan, so that dust falling outside the heat exchange fins is avoided.
The utility model has the beneficial effects that:
1) the axial flow fan is arranged on the lower portion of the heat exchange fins, the guide vanes are arranged on the upper portion of the axial flow fan, the axial flow fan is used for enhancing the flowability of air, forced heat exchange is conducted on the heat exchange fins, and meanwhile the guide vanes guide the air direction, so that the heat exchange effect of the heat exchange fins is guaranteed.
2) The enclosing plates are arranged outside the heat exchange fins, so that the air blown out by the axial flow fan is prevented from being dispersed from the bottom by the enclosing plates, and the flowing direction of the air from bottom to top is ensured.
3) The heating wire is arranged inside the enclosing plate, the heat preservation layer is arranged outside the enclosing plate, the heating wire is used for actively heating the heat exchange fins in a cold environment, and the heat loss of the gasifier is reduced by the heat preservation layer.
4) The coaming comprises a plurality of folding plates, adjacent folding plates are hinged through hinges, and the lower part of the coaming is provided with a guide rail; the middle part of the folding plate at one end is provided with a handle, the lower part of the folding plate is provided with a guide rod, and the lower end of the guide rod is inserted into the guide rail; when outside temperature was high, the pulling handle removed the folded sheet to one end, and the folded sheet is folded to one end, makes the bounding wall open, and make full use of outside air gasifies, has reduced the energy consumption when the vaporizer uses.
5) The lower part of the guide rod is rotatably provided with guide wheels which are arranged inside the guide rail in a clearance manner, and the guide wheels reduce the friction force between the guide rod and the guide rail and ensure the folding smoothness of the folding plate.
6) The upper parts of the guide vanes are provided with filter screens, four corners of the filter screens are fixed on the supporting legs, and the filter screens filter air blown out by the axial flow fans, so that dust falling outside the heat exchange fins is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a forced circulation air-heated gasifier according to the present invention.
FIG. 2 is a connection diagram of the support legs of the forced circulation air-heated gasifier of the present invention.
FIG. 3 is a schematic structural diagram of a forced circulation air-heated gasifier of the present invention with filter screen removed from the supporting legs.
FIG. 4 is a schematic view of the connection of the blades of a forced circulation air-heated gasifier according to the present invention.
FIG. 5 is a schematic diagram of a structure of a surrounding plate in a forced circulation air-heated gasifier according to the present invention.
FIG. 6 is an enlarged schematic view of the forced circulation air-heated vaporizer of the present invention at A in FIG. 5.
In the figure: 1. heat exchange fins; 2. a communicating pipe; 3. a support leg; 4. enclosing plates; 5. a handle; 6. a guide rail; 7. A guide bar; 8. a guide wheel; 9. folding the board; 10. a filter screen; 11. a side plate; 12. mounting grooves; 13. a chute; 14. a lower support rod; 15. a slider; 16. a spring; 17. an upper support rod; 18. a guide vane; 19. a connecting rod; 20. a motor; 21. a turntable; 22. a connecting rod; 23. an axial flow fan; 24. a support plate; 25. an air inlet pipe; 26. and an air outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 to 6, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the devices or elements referred to must have a specific orientation, a specific orientation configuration and operation, and thus, are not to be construed as limiting the present invention.
A forced circulation air-heated gasifier comprises a plurality of heat exchange fins 1, wherein the adjacent heat exchange fins 1 are connected in series through communicating pipes 2, the lower parts of the heat exchange fins 1 at the head ends are provided with air inlet pipes 25, the lower parts of the heat exchange fins 1 at the tail ends are provided with air outlet pipes 26, liquefied natural gas enters the heat exchange fins 1 through the air inlet pipes 25 to be subjected to heat exchange gasification, and flows out of the air outlet pipes 26 after being gasified; the lower parts of the heat exchange fins 1 are provided with the supporting legs 3, one sides of the supporting legs 3 are provided with the supporting plates 24, the upper parts of the supporting plates 24 are provided with the axial flow fans 23, the axial flow fans 23 enhance the flowability of air, the heat exchange fins 1 are subjected to forced heat exchange, and the gasification efficiency of natural gas is improved; the upper part of the axial flow fan 23 is provided with a plurality of guide vanes 18, two sides of the lower part of each guide vane 18 are hinged with lower support rods 14, two sides of the upper part of each guide vane 18 are hinged with upper support rods 17, two ends of each lower support rod 14 are provided with sliding blocks 15, one side of each support leg 3 is provided with a side plate 11, the side plates 11 are provided with a plurality of mounting grooves 12, the inner walls of two sides of each mounting groove 12 are provided with sliding grooves 13, the sliding blocks 15 are mounted inside the sliding grooves 13 in a clearance mode, the mounting grooves 12 are provided with springs 16, and the upper ends of the springs 16 are fixedly connected with the sliding blocks 15; one end of the upper supporting rod 17 at two sides is connected with a V-shaped connecting rod 19, a motor 20 is arranged on the side plate 11 at one side, a rotating disc 21 is arranged on an output shaft of the motor 20, an eccentric shaft is arranged at the upper part of the rotating disc 21, a connecting rod 22 is hinged outside the eccentric shaft, and the other end of the connecting rod 22 is hinged with the connecting rod 19; when the gasifier is used, the motor 20 drives the rotary table 21 to rotate, the eccentric shaft on the rotary table 21 drives the connecting rod 19 and the upper supporting rod 17 to do reciprocating linear motion through the connecting rod 22, so that the guide vanes 18 are driven to change the guide direction continuously, the ventilation uniformity of the heat exchange fins 1 is ensured, and the gasification effect of the gasifier is ensured.
In this embodiment, the enclosing plate 4 is arranged outside the heat exchange fin 1, and the enclosing plate 4 prevents the wind blown out by the axial flow fan 23 from dispersing from the bottom, thereby ensuring the flowing direction of the wind from bottom to top.
In this embodiment, the heating wire is arranged inside the surrounding plate 4, the heat preservation layer (not shown in the figure) is arranged outside the surrounding plate 4, the heating wire is used for actively heating the heat exchange fins 1 in a cold environment, and the heat loss of the gasifier is reduced by the heat preservation layer.
In the embodiment, the enclosing plate 4 comprises a plurality of folding plates 9, the adjacent folding plates 9 are hinged through hinges, and the lower part of the enclosing plate 4 is provided with a guide rail 6; the middle part of a folding plate 9 at one end is provided with a handle 5, the lower part of the folding plate 9 is provided with a guide rod 7, and the lower end of the guide rod 7 is inserted into the guide rail 6; when outside temperature was high, pulling handle 5 removed folded sheet 9 to one end, and folded sheet 9 is folded to one end, makes bounding wall 4 open, and make full use of outside air gasifies, has reduced the energy consumption when the vaporizer uses.
In the embodiment, the guide bar 7 is provided with a guide wheel 8 at the lower part thereof, the guide wheel 8 is installed inside the guide rail 6 with a gap, and the guide wheel 8 reduces the friction between the guide bar 7 and the guide rail 6 to ensure the smooth folding of the folding plate 9.
In this embodiment, the upper portion of the guide vane 18 is provided with the filter screen 10, four corners of the filter screen 10 are fixed on the support legs 3, and the filter screen 10 filters the air blown out by the axial fan 23, so as to avoid dust falling outside the heat exchange fin 1.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. A forced circulation air-heated gasifier comprises a plurality of heat exchange fins, wherein adjacent heat exchange fins are connected in series through communicating pipes, the lower parts of the heat exchange fins at the head ends are provided with air inlet pipes, and the lower parts of the heat exchange fins at the tail ends are provided with air outlet pipes; the heat exchange fin is characterized in that a support plate is arranged on one side of the support leg, an axial flow fan is mounted on the upper portion of the support plate, a plurality of guide vanes are arranged on the upper portion of the axial flow fan, lower support rods are hinged to two sides of the lower portion of each guide vane, upper support rods are hinged to two sides of the upper portion of each guide vane, sliding blocks are arranged at two ends of each lower support rod, a side plate is arranged on one side of each support leg, a plurality of mounting grooves are formed in the side plate, sliding grooves are formed in the inner walls of two sides of each mounting groove, the sliding blocks are mounted in the sliding grooves in a clearance mode, springs are arranged in the mounting grooves, and the upper ends of the springs are fixedly connected with the sliding blocks; one end of the upper support rods on two sides is connected with a V-shaped connecting rod, a motor is arranged on the side plate on one side, a rotary table is arranged on an output shaft of the motor, an eccentric shaft is arranged on the upper portion of the rotary table, a connecting rod is hinged to the outer portion of the eccentric shaft, and the other end of the connecting rod is hinged to the connecting rod.
2. The forced circulation air-heated gasifier of claim 1, wherein the heat exchange fins are externally provided with a shroud.
3. The forced circulation air-heated gasifier of claim 2, wherein the enclosing plate is internally provided with heating wires, and the enclosing plate is externally provided with an insulating layer.
4. The forced circulation air-heated gasifier according to claim 2 or 3, wherein the enclosing plate comprises a plurality of folding plates, adjacent folding plates are hinged through hinges, and a guide rail is arranged at the lower part of the enclosing plate; the middle part of the folding plate at one end is provided with a handle, the lower part of the folding plate is provided with a guide rod, and the lower end of the guide rod is inserted into the guide rail.
5. A forced circulation air-heated gasifier as claimed in claim 4, wherein the lower part of the guide rod is rotatably provided with guide wheels, and the guide wheels are installed inside the guide rail with gaps.
6. The forced circulation air-heated gasifier of claim 1, wherein the upper part of the guide vanes is provided with a filter screen, and four corners of the filter screen are fixed on the supporting legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121164392.7U CN215524276U (en) | 2021-05-27 | 2021-05-27 | Forced circulation air temperature type gasifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121164392.7U CN215524276U (en) | 2021-05-27 | 2021-05-27 | Forced circulation air temperature type gasifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215524276U true CN215524276U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121164392.7U Active CN215524276U (en) | 2021-05-27 | 2021-05-27 | Forced circulation air temperature type gasifier |
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| Country | Link |
|---|---|
| CN (1) | CN215524276U (en) |
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2021
- 2021-05-27 CN CN202121164392.7U patent/CN215524276U/en active Active
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