CN212607755U - Stokehole feeding device of feeding system of biomass power plant - Google Patents
Stokehole feeding device of feeding system of biomass power plant Download PDFInfo
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- CN212607755U CN212607755U CN202021395829.3U CN202021395829U CN212607755U CN 212607755 U CN212607755 U CN 212607755U CN 202021395829 U CN202021395829 U CN 202021395829U CN 212607755 U CN212607755 U CN 212607755U
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Abstract
The utility model discloses a biomass power plant feeding system stokehold feeder, including motor 10 and the inlet pipe 1 and the unloading pipe 2 that are linked together, its characterized in that, install cutting structure in the unloading pipe 2, rotate on the unloading pipe 2 and install axle I6, axle II 7, axle III 8, axle IV 22, and install between axle I6 and the axle II 7 and take transmission structure 11, fixed mounting has a plurality of pieces of dialling 3 on the axle I6, fixed mounting has dead lever 16 in the unloading pipe 2, install the induced-draft fan on the dead lever 16, unloading pipe 2 installs a plurality of brushes 9 through elevation structure. Has the advantages that: the utility model discloses can avoid long material to get into the conveying pipeline winding to live the auger delivery axle to a great extent, also can in time clear away adnexed material piece on the unloading inside pipe wall, prevent that the material that simultaneously can be fine takes place the phenomenon of taking a bridge at the inlet pipe, make feeding system can steady operation, boiler fuel can stable supply.
Description
Technical Field
The utility model relates to a biomass power generation technical field especially relates to a biomass power plant charge-in system stokehold feeder.
Background
Biomass energy is a clean and renewable new energy, electricity generation by using the biomass energy is commonly called as biomass electricity generation, the biomass electricity generation is mainly that agricultural and forestry wastes such as straws and barks are conveyed to a power generation boiler through a stokehole feeding device of a feeding system to carry out direct-combustion electricity generation, and therefore whether the stokehole feeding device can stably operate is the key for determining whether the biomass electricity generator can stably generate electricity.
And current stokehold feeder adopts screw feeder defeated material more, because the material carries out the in-process that tentatively cuts externally only carries out simple cutting, often have longer material to get into in the conveying pipeline, can twine on the screw axis at defeated material in-process, make the screw axis jam, influence the material transport, piece in the part material of while transportation process can be attached to the inner wall of unloading pipe, long-term accumulation can influence the blanking, and biomass fuel mobility is poor, the bridging phenomenon very easily appears in the feeding pipe (the bridging is that the material piles up too much, make the bottom material by the compaction under great pressure, block the unloading, form the bridging), and then cause the unable stable supply of power generation boiler fuel, influence the stability of electricity generation. Therefore, it is desirable to design a stokehole feeding device of a feeding system of a biomass power plant to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a stokehole feeding device of a feeding system of a biomass power plant.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a biomass power plant feeding system stokehold feeder, includes motor and the inlet pipe and the unloading pipe that are linked together, install cutting structure in the unloading pipe, rotate on the unloading pipe and install axle I, axle II, axle III, axle IV, and install the belt drive structure between axle I and the axle II, fixed mounting has a plurality of pieces of dialling on the axle I, the intraductal fixed mounting of unloading has the dead lever, install the blower fan on the dead lever, a plurality of brushes are installed through elevation structure to the unloading pipe, fixed mounting has the cover body on the lateral wall of unloading pipe, and elevation structure is located the cover internally, through gear train cooperation transmission between axle II, axle III, the axle IV, the drive end and the II fixed connection of axle of motor.
Preferably, the cutting structure comprises a plurality of blades I, a plurality of blades II, the equal fixed mounting of a plurality of blades I is on axle II, the equal fixed mounting of a plurality of blades II is on axle III, and blade I and blade II mutually support.
Preferably, elevation structure comprises pinwheel, mount, removal frame, remove and set up the keyway with pinwheel matched with on the frame, set up on the mount and supply to remove gliding spout from top to bottom of frame, and mount fixed mounting is on the lateral wall of unloading pipe, offer on the unloading pipe with brush matched with slide opening, and the brush passes through slide opening fixed mounting and removes on the frame, pinwheel fixed mounting is in the one end of axle II, and the pinwheel is located the outer wall of unloading pipe.
Preferably, the suction fan comprises flabellum, screen panel, spherical cover, helical gear I, helical gear II, axle V, II fixed mounting in the axle IV on the helical gear, and helical gear II meshes with helical gear I mutually, axle V's lower extreme and helical gear I fixed connection, axle V's upper end and dead lever rotate to be connected, and flabellum, screen panel equal fixed mounting on axle V, helical gear I all is located the spherical cover with helical gear II, and the spherical cover is installed simultaneously on axle IV and axle V through a plurality of bearings.
Preferably, the gear set comprises a gear I, a gear II, a gear III and a gear IV, the gear II is meshed with the gear I and the gear III at the same time, the gear III is meshed with the gear IV, the gear I is fixedly connected with a shaft II, the gear II is fixedly connected with the shaft III, the gear IV is fixedly connected with the shaft IV, and the gear III is rotatably arranged on the outer side wall of the blanking pipe through a rotating shaft.
Compared with the prior art, the device has the advantages that:
1. through setting up two kinds of blades I and blade II that can mutually support, make blade I and blade II can not twined by long material, the better cutting operation that carries on of blade I and blade II of being convenient for, avoid the auger delivery axle that can be fine to a certain extent is twined by long material to ensure boiler fuel's stable supply.
2. The liftable hairbrush is arranged, so that material scraps attached to the inner wall of the blanking pipe can be cleaned in time, and the problem that the blanking is influenced due to long-term accumulation is avoided; the setting of the cover body can avoid the material piece to drift out from the unloading intraductal, causes environmental pollution, avoids the air to pass in and out from the slide opening simultaneously to influence the suction that the suction fan produced the material.
3. Through setting up the suction fan, can inhale the conveyer pipe with the piece that the material cutting in-process produced in, further prevent that the piece from adhering to on the unloading intraductal wall, and the suction machine can give a decurrent suction of material, can prevent to a certain extent that the material from forming the phenomenon of taking a bridge at the inlet pipe.
4. Through setting up the plectrum piece, the material of avoiding that to a certain extent can be fine forms the phenomenon of bridging at the inlet pipe, and the rotation of blade also avoids the emergence of the phenomenon of bridging to a certain extent.
To sum up, the utility model discloses can avoid long material to get into the conveying pipeline winding to live the auger delivery axle to a great extent, also can in time clear away adnexed material piece on the unloading inside pipe wall, prevent that the material that simultaneously can be fine takes place the phenomenon of taking a bridge at the inlet pipe, make feeding system can steady operation, boiler fuel can stable supply.
Drawings
Fig. 1 is a schematic structural view of a stokehole feeding device of a feeding system of a biomass power plant according to the present invention;
FIG. 2 is a side view of the structure of FIG. 1;
FIG. 3 is a schematic structural view of portion A of FIG. 2;
FIG. 4 is a schematic top view of the brush part of FIG. 1;
FIG. 5 is a schematic structural view of the lifting structure of FIG. 2;
fig. 6 is a schematic view of the cooperation of two different shapes of blades.
In the figure: the device comprises a feeding pipe 1, a blanking pipe 2, a material stirring piece 3, a blade I4, a blade II 5, a shaft I6, a shaft II 7, a shaft III 8, a brush 9, a motor 10, a belt transmission structure 11, a gear I12, a gear II 13, a gear III 14, a gear IV 15, a fixed rod 16, fan blades 17, a mesh enclosure 18, a spherical enclosure 19, a helical gear I20, a helical gear II 21, a shaft IV 22, a shaft V23, a pin wheel 24, a fixed frame 25 and a movable frame 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Referring to fig. 1-6, a stokehole feeding device of a feeding system of a biomass power plant comprises a motor 10, and a feeding pipe 1 and a discharging pipe 2 which are communicated with each other, wherein a cutting structure is arranged in the discharging pipe 2;
the above is noteworthy for the following two points:
1. the cutting structure comprises II 5 of a plurality of blades I4, a plurality of blades, and the equal fixed mounting of a plurality of blades I4 is on II 7 of axle, and the equal fixed mounting of a plurality of blades II 5 is on III 8 of axle, and blade I4 and II 5 of blade mutually support.
2. Specifically, as shown in fig. 6, the blade ii 5 is provided with a strip-shaped groove corresponding to the blade i 4, and the long materials wound on the blade of the opposite side can be removed by utilizing mutual rotation of the blade ii and the blade, so that the spiral conveying shaft can be well prevented from being wound by the long materials to a certain extent, and stable supply of boiler fuel is ensured.
A shaft I6, a shaft II 7, a shaft III 8 and a shaft IV 22 are rotatably arranged on the blanking pipe 2, a belt transmission structure 11 is arranged between the shaft I6 and the shaft II 7, a plurality of stirring pieces 3 are fixedly arranged on the shaft I6, a fixed rod 16 is fixedly arranged in the blanking pipe 2, and an air suction fan is arranged on the fixed rod 16;
the following points are notable:
1. the suction fan comprises flabellum 17, screen panel 18, spherical cover 19, helical gear I20, helical gear II 21, axle V23, helical gear II 21 fixed mounting is on axle IV 22, and helical gear II 21 meshes with helical gear I20 mutually, the lower extreme and the helical gear I20 fixed connection of axle V23, the upper end and the dead lever 16 of axle V23 rotate to be connected, and flabellum 17, screen panel 18 all fixed mounting are on axle V23, helical gear I20 all is located spherical cover 19 with helical gear II 21, and spherical cover 19 installs simultaneously on axle IV 22 and axle V23 through a plurality of bearings.
2. The suction fan has the advantages that the suction fan can generate a downward force, so that material fragments generated in the cutting process can enter the conveying pipeline downwards, the material fragments cannot float everywhere, the quantity of the material fragments attached to the inner wall of the blanking pipe 2 is reduced to a certain extent, and the material can have a downward suction force in the falling process, so that the blanking is facilitated.
3. The mesh enclosure 18 is located above the fan blades 17, so that large materials cannot pass through the mesh enclosure 18, and the fan blades 17 are protected from being wound in the rotating process.
4. The setting of spherical cover 19 can protect helical gear I20 and helical gear II 21 can not twined by the material of whereabouts at the rotation in-process, has prolonged the life of machine, and sets up to the whereabouts that the sphere can not influence the material.
5. The shape of the material stirring sheet 3 can be preferably set into a hook shape, the material stirring effect can be better improved through the arrangement, and the material is not easy to bridge in the feeding pipe 1 to a certain extent.
A plurality of brushes 9 are installed on the blanking pipe 2 through a lifting structure, a cover body is fixedly installed on the outer side wall of the blanking pipe 2, the lifting structure is located in the cover body, transmission is achieved among the shaft II 7, the shaft III 8 and the shaft IV 22 in a matched mode through a gear set, and the driving end of the motor 10 is fixedly connected with the shaft II 7.
The following points are notable:
1. elevation structure is by pinwheel 24, mount 25, remove and erect 26 and constitute, remove and set up on the frame 26 with pinwheel 24 matched with cotter way, set up on the mount 25 and supply to remove gliding spout from top to bottom of frame 26, and mount 25 fixed mounting is on unloading pipe 2's lateral wall, unloading pipe 2 is last to be seted up with brush 9 matched with slide opening, and brush 9 passes through slide opening fixed mounting and removes on frame 26, pinwheel 24 fixed mounting is in the one end of axle II 7, and pinwheel 24 is located unloading pipe 2's outer wall. .
2. The purpose that brush 9 set up lies in can clearing up the material piece of adhering to on blanking pipe 2 inner wall, prevents that the long-term accumulation of piece from influencing the material whereabouts.
3. The gear set comprises a gear I12, a gear II 13, a gear III 14 and a gear IV 15, wherein the gear II 13 is simultaneously meshed with the gear I12 and the gear III 14, the gear III 14 is meshed with the gear IV 15, the gear I12 is fixedly connected with a shaft II 7, the gear II 13 is fixedly connected with a shaft III 8, the gear IV 15 is fixedly connected with a shaft IV 22, and the gear III 14 is rotatably arranged on the outer side wall of the discharging pipe 2 through a rotating shaft.
4. The cover body is arranged outside the sliding hole, the arrangement of the cover body can avoid the material fragments from floating out of the sliding hole to cause environmental pollution, and the cover body at the position can be detachably clamped with the cover body, so that the fragments in the cover body can be cleaned regularly; the sponge mat can be arranged at the left and right symmetrical positions in the sliding hole when the cover body is fixedly arranged, and the sponge has elasticity, so that the sliding hole can be filled with the sponge mat to prevent chips from flying out, and the movement of the brush 9 cannot be greatly influenced.
5. The belt transmission structure 11 is composed of two belt pulleys and a transmission belt, and is a conventional structure, which is not specifically described herein.
The utility model discloses in, during the use, starter motor 10, motor 10 can drive II 7 rotations of axle to drive gear I12 and I4 rotations of blade, and axle II 7 can drive I6 rotations of axle through belt drive structure 11, thereby drive and install group material piece 3 rotations on axle I6.
The rotation of gear I12 can drive and rotate together with II 13 fixed connection's of gear axle III 8, thereby drive II 5 of blade and the rotation of pinwheel 24, blade I4 rotates the material that can cut from inlet pipe 1 entering with II 5 rotations of blade, pinwheel 24 rotates and can drive the removal frame 26 of installing on it and do reciprocating motion from top to bottom, removal frame 26 reciprocating motion can drive fixed connection's brush 9 with it and remove in the vertical direction together, thereby reach the effect of the adnexed material piece on the clearance unloading pipe 2 inner wall.
The gear II 13 rotates to drive the gear IV 15 meshed with the gear III 14, so as to drive the shaft IV 22 to rotate, the shaft IV 22 rotates to drive the shaft V23 to rotate through the matching of the bevel gear II 21 and the bevel gear I20, the shaft V23 rotates to drive the fan blades 17 to rotate, and the fan blades 17 rotate to generate a downward suction force, so that chips generated in the material cutting process are sucked into the conveying pipe and cannot float in the discharging pipe 2.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a biomass power plant feeding system stokehold feeder, inlet pipe (1) and unloading pipe (2) including motor (10) and be linked together, a serial communication port, install cutting structure in unloading pipe (2), rotate on unloading pipe (2) and install axle I (6), axle II (7), axle III (8), axle IV (22), and install between axle I (6) and axle II (7) and take transmission structure (11), fixed mounting has a plurality of plectrums piece (3) on axle I (6), fixed mounting has dead lever (16) in unloading pipe (2), install the induced-draft fan on dead lever (16), unloading pipe (2) install a plurality of brushes (9) through elevation structure, fixed mounting has the cover body on the lateral wall of unloading pipe (2), and elevation structure is located the cover body, axle II (7), The shaft III (8) and the shaft IV (22) are in matched transmission through a gear set, and the driving end of the motor (10) is fixedly connected with the shaft II (7).
2. The stokehole feeding device of the feeding system of the biomass power plant as claimed in claim 1, wherein the cutting structure is composed of a plurality of blades I (4) and a plurality of blades II (5), the blades I (4) are all fixedly mounted on a shaft II (7), the blades II (5) are all fixedly mounted on a shaft III (8), and the blades I (4) and the blades II (5) are mutually matched.
3. The stokehole feeding device of the feeding system of the biomass power plant according to claim 1, wherein the lifting structure comprises a pin wheel (24), a fixed frame (25) and a movable frame (26), the movable frame (26) is provided with a pin slot matched with the pin wheel (24), the fixed frame (25) is provided with a sliding slot for the movable frame (26) to slide up and down, the fixed frame (25) is fixedly installed on the outer side wall of the discharging pipe (2), the discharging pipe (2) is provided with a sliding hole matched with the brush (9), the brush (9) is fixedly installed on the movable frame (26) through the sliding hole, the pin wheel (24) is fixedly installed at one end of the shaft II (7), and the pin wheel (24) is located on the outer wall of the discharging pipe (2).
4. The stokehole feeding device of the feeding system of the biomass power plant according to claim 1, it is characterized in that the suction fan consists of a fan blade (17), a mesh enclosure (18), a spherical cover (19), a bevel gear I (20), a bevel gear II (21) and a shaft V (23), the bevel gear II (21) is fixedly arranged on a shaft IV (22), the bevel gear II (21) is meshed with the bevel gear I (20), the lower end of the shaft V (23) is fixedly connected with the bevel gear I (20), the upper end of the shaft V (23) is rotatably connected with the fixed rod (16), and the fan blade (17) and the mesh enclosure (18) are both fixedly arranged on the shaft V (23), the bevel gear I (20) and the bevel gear II (21) are both positioned in the spherical cover (19), and the spherical cover (19) is simultaneously mounted on the shaft IV (22) and the shaft V (23) through a plurality of bearings.
5. The stokehole feeding device of the feeding system of the biomass power plant as claimed in claim 1, wherein the gear set comprises a gear I (12), a gear II (13), a gear III (14) and a gear IV (15), the gear II (13) is meshed with the gear I (12) and the gear III (14) at the same time, the gear III (14) is meshed with the gear IV (15), the gear I (12) is fixedly connected with a shaft II (7), the gear II (13) is fixedly connected with a shaft III (8), the gear IV (15) is fixedly connected with a shaft IV (22), and the gear III (14) is rotatably mounted on the outer side wall of the discharging pipe (2) through a rotating shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021395829.3U CN212607755U (en) | 2020-07-15 | 2020-07-15 | Stokehole feeding device of feeding system of biomass power plant |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021395829.3U CN212607755U (en) | 2020-07-15 | 2020-07-15 | Stokehole feeding device of feeding system of biomass power plant |
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CN212607755U true CN212607755U (en) | 2021-02-26 |
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CN202021395829.3U Expired - Fee Related CN212607755U (en) | 2020-07-15 | 2020-07-15 | Stokehole feeding device of feeding system of biomass power plant |
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CN (1) | CN212607755U (en) |
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2020
- 2020-07-15 CN CN202021395829.3U patent/CN212607755U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 Termination date: 20210715 |
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CF01 | Termination of patent right due to non-payment of annual fee |