CN114433342A

CN114433342A - A rubbing crusher for biomass power station

Info

Publication number: CN114433342A
Application number: CN202210135453.XA
Authority: CN
Inventors: 徐丹丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-05-06

Abstract

The invention discloses a crusher for a biomass power station, which relates to the field of crushers and solves the problems that when the existing crusher for the biomass power station is used, a feeding port at the top is open, and when wood is placed into the crusher for crushing, large blocks of wood are often collided by the crusher and fly out to cause potential safety hazards, the crusher comprises a base, a blocking device and a shaking device, wherein a crushing barrel is arranged on the base, crushing equipment is arranged in the crushing barrel, and conveying equipment for conveying crushed waste materials is arranged on the base, so that the crusher for the biomass power station is convenient to rapidly block the feeding port when the raw materials are placed in, and shake the blocking device at the initial resetting stage to prevent the raw materials from remaining on the blocking device, the device does not need manual operation and motor driving, and can effectively prevent the phenomenon that the raw materials fly out of the feeding port after entering the crushing barrel, the safety of surrounding workers is guaranteed, and the use by people is facilitated.

Description

A rubbing crusher for biomass power station

Technical Field

The invention relates to the technical field of crushers, in particular to a crusher for a biomass power station.

Background

The biomass power generation is power generation by using biomass energy of biomass, is one of renewable energy power generation, and comprises direct combustion power generation of agricultural and forestry waste, gasification power generation of agricultural and forestry waste, waste incineration power generation, landfill gas power generation and methane power generation. World biomass power generation originated in the 70 th 20 th century, and when global oil crisis had broken out, danish began to actively develop clean renewable energy and vigorously pursue biomass power generation such as straw. Since 1990, biomass power generation has begun to grow vigorously in many countries in europe and america.

The existing crusher for the biomass power station is large in size, the crusher crushes raw materials and continuously conveys the raw materials to run synchronously, a feeding port is in an open state, the raw materials such as wood straws and the like are poured into the feeding port and are impacted by the rotation of the internal crusher, the raw materials are easy to splash, massive wood splashes to the surrounding, and a transport vehicle and surrounding workers are easy to break.

Disclosure of Invention

The present invention has been made to solve the above-mentioned problems occurring in the background art, and an object of the present invention is to provide a pulverizer for a biomass power plant which facilitates prevention of flying-out of raw materials in a pulverizing barrel.

In order to achieve the purpose, the invention provides the following technical scheme: a pulverizer for a biomass power station comprises a base, a blocking device and a shaking device, wherein a pulverizing barrel is arranged on the base, pulverizing equipment is arranged in the pulverizing barrel, conveying equipment for conveying pulverized waste is arranged on the base, the blocking device is arranged in the pulverizing barrel and used for preventing large wood in the pulverizing barrel from splashing outside, the shaking device is arranged in the pulverizing barrel and used for shaking the surface of the blocking device and preventing the surface of the blocking device from being adhered with raw materials to be pulverized to influence the stable operation of the device, the blocking device and the shaking device are arranged so as to be convenient for rapidly blocking a feeding port when the raw materials are put in, the blocking device is shaken in the initial reset stage to prevent the raw materials from remaining on the blocking device, and the device does not need manual operation and motor driving, the phenomenon that the raw materials fly out from the pan feeding mouth after entering into crushing bucket can effectually be prevented, staff's safety has been ensured on every side, makes things convenient for people to use.

Preferably, the blocking device include fixed mounting in smash solid fixed ring in the bucket, gu seted up the pan feeding mouth on the fixed ring, the top fixedly connected with of smashing the bucket is used for pouring the raw materials into the direction bucket of pan feeding mouth, gu seted up a plurality of device grooves on the fixed ring, it is a plurality of the device inslot all is equipped with and is used for blockking raw materials follow in the crushing bucket the piece that blocks of pan feeding mouth departure is convenient for prevent that the bold timber in the crushing bucket from splashing outside and injuring staff and facility on every side.

Preferably, it includes the swinging arms to block the piece, two mounting brackets of device inslot fixedly connected with, fixedly connected with baffle on the swinging arms, the baffle is fan-shaped, and is a plurality of the baffle makes up into one and blocks the circular sunshade of pan feeding mouth, two equal fixedly connected with spacing ring on the mounting bracket, the first spring of the first spring of fixedly connected with on the spacing ring, the both ends of swinging arms all be equipped with first spring fixed connection's first pivot, the both sides of swinging arms with device groove sliding connection, be equipped with on the device groove and prevent that the raw materials from flying into device inslot separates the shelves piece, is convenient for block crushing barrel interior raw materials and fly out from the pan feeding mouth.

Preferably, the shaking device comprises a mounting ring fixedly connected with the mounting frame, a second clockwork spring is fixedly connected to the mounting ring, a second rotating shaft fixedly connected with the second clockwork spring is rotatably connected to the mounting frame, a swinging shaft is fixedly connected to the second rotating shaft, and a shaking piece used for driving the baffle to shake is arranged on the swinging shaft, so that the surface of the baffle can be shaken conveniently, and the situation that the stable operation of the device is influenced due to the fact that the surface of the baffle is stuck with the raw material to be crushed is prevented.

Preferably, the shaking piece is including perk the pole, the baffle with the swing groove has all been seted up on the swinging arms, the swing inslot internal rotation of swinging is connected with the third pivot, the third pivot with perk pole fixed connection, swing inslot fixedly connected with perk pole bottom fixed connection's elastic metal piece, fixedly connected with connecting rod on the swinging shafts, fixedly connected with strikes the hammer on the connecting rod, be equipped with in the second pivot and be used for the swinging arms drives when swinging down the connecting rod is gone up to the pendulum, and works as it is right to remove when swinging on the swinging arms the spacing of connecting rod for the quick lower pendulum of connecting rod is strikeed the linkage piece of perk pole is convenient for strike through the linkage and is made the baffle produce the shake when swinging up, fully falls the raw materials.

Preferably, the linkage piece include fixed mounting in epaxial first gear of second pivot, fixedly connected with rolling disc in the first pivot, a plurality of spouts have been seted up on the rolling disc, and is a plurality of equal sliding connection has the tooth piece in the spout, on the tooth piece fixedly connected with spout fixed connection's extension spring, be equipped with on the swinging arms and be used for driving the tooth piece stretches out and withdraws, makes the tooth piece with first gear engagement and the driving piece that removes the meshing are convenient for accomplish the operation drive through the swing of swinging arms self, need not additionally to add driving sources such as motor.

Preferably, the driving part comprises a driving disc fixedly mounted on the oscillating rod, a limiting shaft is fixedly connected to the side surface of the tooth block, and an arc-shaped groove in sliding connection with the limiting shaft is formed in the driving disc, so that the tooth block can be driven to stretch and complete butt joint with the first gear and butt joint release.

Preferably, the linkage pieces are provided with two groups and symmetrically distributed on two sides of the oscillating rod, and the symmetrical distribution enables the device to run more stably.

Preferably, it includes a plurality of cowl, a plurality of to separate the shelves piece cowl mutual sliding connection, and one side cowl with swinging arms fixed connection, the opposite side cowl with solid fixed ring fixed connection is convenient for prevent that the raw materials in the crushing bucket from falling into the device inslot and piling up, or splashes the device inslot striking and damage the part in the device inslot to can prolong the life of device.

Compared with the prior art, the invention has the beneficial effects that:

the invention solves the problem that when the existing crusher for the biomass power station is used, a top feeding port is open, large blocks of wood often fly out due to the impact of the crusher when the wood is placed into the crusher for crushing, so that potential safety hazards are caused.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the overall construction of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a schematic view of a spacer according to the present invention;

FIG. 5 is an enlarged view of area A in FIG. 4;

FIG. 6 is a schematic view of a blocking device according to the present invention;

FIG. 7 is an enlarged view of area B of FIG. 6;

FIG. 8 is a diagram illustrating a structure of a dithering apparatus according to the present invention;

FIG. 9 is a schematic view of a linkage of the present invention;

fig. 10 is an enlarged view of the area C in fig. 9.

In the figure: 1-a base; 2-crushing barrel; 3-crushing equipment; 4-a conveying device; 5-a blocking device; 6-a dithering device; 7-fixing the ring; 8-a feeding port; 9-a guide barrel; 10-device tank; 11-a barrier; 12-a swing lever; 13-a mounting frame; 14-a baffle; 15-a limit ring; 16-a first spring; 17-a first shaft; 18-a barrier; 19-a mounting ring; 20-a second clockwork spring; 21-a second rotating shaft; 22-a swing axis; 23-a wobble member; 24-raising the rod; 25-a wobble groove; 26-a third rotating shaft; 27-a resilient metal sheet; 28-a connecting rod; 29-a rapping hammer; 30-a linkage; 31-a first gear; 32-a rotating disc; 33-a chute; 34-a tooth block; 35-a tension spring; 36-a drive member; 37-a drive disc; 38-a limiting shaft; 39-an arc-shaped groove; 40-arc baffle.

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.

Example 1

Referring to fig. 1-2, a pulverizer for a biomass power plant in the figure comprises a base 1, a blocking device 5 and a shaking device 6, wherein a pulverizing barrel 2 is arranged on the base 1, a pulverizing device 3 is arranged in the pulverizing barrel 2, a conveying device 4 for conveying pulverized waste is arranged on the base 1, the blocking device 5 is arranged in the pulverizing barrel 2 and used for preventing large wood blocks in the pulverizing barrel 2 from splashing to the outside, and the shaking device 6 is arranged in the pulverizing barrel 2 and used for shaking the surface of the blocking device 5 and preventing the surface of the blocking device 5 from being adhered with raw materials to be pulverized to influence the stable operation of the device.

Referring to fig. 3, the blocking device 5 shown in the figure includes a fixing ring 7 fixedly installed in the pulverizing barrel 2, a material inlet 8 is formed on the fixing ring 7, a guide barrel 9 for pouring the raw material into the material inlet 8 is fixedly connected to the top end of the pulverizing barrel 2, a plurality of device slots 10 are formed in the fixing ring 7, and blocking members 11 for blocking the raw material in the pulverizing barrel 2 from flying out of the material inlet 8 are disposed in the device slots 10.

Referring to fig. 4-8, the blocking member 11 shown in the figure includes a swing rod 12, two mounting frames 13 are fixedly connected in the device groove 10, a baffle 14 is fixedly connected to the swing rod 12, the baffle 14 is fan-shaped, the baffles 14 are combined into a circular shielding plate for blocking the feeding port 8, two limiting rings 15 are fixedly connected to the two mounting frames 13, a first spring 16 is fixedly connected to the limiting rings 15, first rotating shafts 17 fixedly connected to the first spring 16 are respectively disposed at two ends of the swing rod 12, two sides of the swing rod 12 are slidably connected to the device groove 10, and a blocking member 18 for preventing the raw material from flying into the device groove 10 is disposed on the device groove 10.

In this embodiment, the raw material to be crushed is placed in the guiding barrel 9 and falls into the crushing barrel 2 through the feeding port 8, the baffle 14 is pressed down when passing through the feeding port 8, the baffle 14 is pressed down to drive the swing rod 12 to rotate, so that the first rotating shaft 17 rotates, thereby compressing the first spring 16, when the baffle 14 swings to a certain angle, the raw material falls into the crushing barrel 2 and is crushed by the crushing device 3, the crushed raw material is conveyed to a required position through the conveying device 4, when the raw material on the baffle 14 falls down, the pressing force applied to the baffle 14 is smaller than the resilience of the first spring 16, so that the first spring 16 rebounds to drive the first rotating shaft 17 to reversely rotate and simultaneously to link the shaking device 6, the baffle 14 is shaken, and a small amount of raw material is prevented from remaining on the baffle 14 and not falling down (because the resilience of the first spring 16 needs to drive the baffle 14 and the swing rod 12 to reset, consequently, the resilience force is great, the raw materials is large-scale stake generally, but also have some small-size trunks, jack-up when leading to being reset by baffle 14 easily, shake device 6 this moment and can effectually prevent that these small-size woods from falling on baffle 14 by jack-up), the shelter of a centre of a circle is constituteed jointly to a plurality of baffles 14, also can shorten the opening size of pan feeding mouth 8 when multiple not unidimensional raw materials of being convenient for fall, make the opening of pan feeding mouth 8 change along with the size of raw materials, and realize quick closure, the raw materials that prevent to enter into in the crushing barrel 2 is taken place by the condition of crushing apparatus 3 striking departure.

Example 2

Referring to fig. 8-10 to describe embodiment 2, in this embodiment, to further describe embodiment 1, the illustrated shaking apparatus 6 includes a mounting ring 19 fixedly connected to the mounting frame 13, a second spiral spring 20 is fixedly connected to the mounting ring 19, a second rotating shaft 21 fixedly connected to the second spiral spring 20 is rotatably connected to the mounting frame 13, a swinging shaft 22 is fixedly connected to the second rotating shaft 21, and a shaking piece 23 for driving the baffle 14 to shake is disposed on the swinging shaft 22.

Referring to fig. 6-10, the illustrated shaking element 23 includes a tilting rod 24, a swinging groove 25 is formed in each of the baffle 14 and the swinging rod 12, a third rotating shaft 26 is rotatably connected to the swinging groove 25, the third rotating shaft 26 is fixedly connected to the tilting rod 24, an elastic metal plate 27 fixedly connected to the bottom surface of the tilting rod 24 is fixedly connected to the swinging groove 25, a connecting rod 28 is fixedly connected to the swinging shaft 22, a knocking hammer 29 is fixedly connected to the connecting rod 28, a second rotating shaft 21 is provided with a linkage element 30 for driving the connecting rod 28 to swing upwards when the swinging rod 12 swings downwards, and when the swinging rod 12 swings upwards, the limitation on the connecting rod 28 is released, so that the connecting rod 28 quickly swings downwards to knock on the tilting rod 24.

Referring to fig. 9-10, the illustrated linkage member 30 includes a first gear 31 fixedly mounted on the second rotating shaft 21, a rotating disc 32 fixedly connected to the first rotating shaft 17, a plurality of sliding slots 33 formed in the rotating disc 32, tooth blocks 34 slidably connected in the sliding slots 33, tension springs 35 fixedly connected to the sliding slots 33 and fixedly connected to the tooth blocks 34, a driving member 36 for driving the tooth blocks 34 to extend and retract so that the tooth blocks 34 engage and disengage with the first gear 31, and two sets of linkage members 30 symmetrically distributed on two sides of the swinging rod 12.

Referring to fig. 9-10, the driving member 36 shown in the drawings includes a driving disk 37 fixedly mounted on the swing rod 12, a limit shaft 38 fixedly connected to a side surface of the tooth block 34, and an arc-shaped groove 39 slidably connected to the limit shaft 38 is formed on the driving disk 37.

In this embodiment, when the raw materials enter the material inlet 8: the baffle 14 is pressed downwards to enable the swing rod 12 to swing downwards, the swing rod 12 drives the driving disc 37 to rotate, the arc-shaped groove 39 rotates to enable the limiting shaft 38 to be pushed outwards, the tooth block 34 extends out of the sliding groove 33, the tension spring 35 is stretched, at the moment, the tooth block 34 is meshed with the first gear 31, the swing rod 12 continues to swing downwards to enable the driving disc 37 to drive the rotating disc 32 to rotate, the rotating disc 32 drives the first rotating shaft 17 to rotate to compress the first spring 16, the tooth block 34 rotates to drive the first gear 31 to rotate reversely, the connecting rod 28 swings upwards to drive the knocking hammer 29 to swing upwards, and the first gear 31 drives the second rotating shaft 21 to rotate to compress the second spring 20;

when the material on the baffle 14 falls: the first spring 16 drives the first rotating shaft 17 to rotate reversely, so that the rotating disc 32 rotates reversely, the limiting shaft 38 rotates to the other end of the arc-shaped groove 39, the tension spring 35 pulls the tooth block 34 back, at this time, the tooth block 34 is not meshed with the first gear 31, the second spring 20 rebounds to rotate reversely, so that the second rotating shaft 21 rotates reversely, so that the connecting rod 28 is driven to swing reversely, the knocking hammer 29 swings downwards to impact one end of the tilting rod 24, the tilting rod 24 rotates around the third rotating shaft 26 to jack up the other end of the tilting rod 24, so that the knocking hammer 29 impacts the oscillating rod 12 to generate vibration while the residual raw material on the baffle 14 is jacked up, the raw material on the baffle 14 is shaken off, the tilting rod 24 swings to press the elastic metal sheet 27, after knocking, the elastic metal sheet 27 rebounds to rotate the tilting rod 24 to reset, the limiting shaft 38 slides to the other end of the arc-shaped groove 39 to continue to drive the driving disc 37 to rotate reversely, so that the oscillating rod 12 swings upwards, the baffle 14 is driven to swing upwards to reset, the swinging rod 12 swings upwards to jack the knocking hammer 29, and the whole device is in a stable state when the swinging rod 12 is in a horizontal state, so that the resetting is completed.

Example 3

Referring to fig. 4-8 to describe embodiment 3, in this embodiment, the embodiment 1 is further described, the blocking member 11 in the figure includes a swing rod 12, two mounting frames 13 are fixedly connected in the device groove 10, a baffle 14 is fixedly connected to the swing rod 12, the baffle 14 is in a fan shape, a plurality of baffles 14 are combined into a circular shielding plate for blocking the material inlet 8, two limiting rings 15 are fixedly connected to the two mounting frames 13, a first spring 16 is fixedly connected to the limiting rings 15, first rotating shafts 17 fixedly connected to the first spring 16 are respectively disposed at two ends of the swing rod 12, two sides of the swing rod 12 are slidably connected to the device groove 10, and a blocking member 18 for preventing the raw material from flying into the device groove 10 is disposed on the device groove 10.

Referring to fig. 4-7, the barrier member 18 includes a plurality of arc-shaped baffles 40, the arc-shaped baffles 40 are slidably connected to each other, the arc-shaped baffle 40 on one side is fixedly connected to the swing rod 12, and the arc-shaped baffle 40 on the other side is fixedly connected to the fixing ring 7.

In this embodiment, the swing rod 12 can drive the arc-shaped baffle 40 to slide downwards when rotating, and the upper and lower ends of the swing rod 12 are both provided with the baffle members 18, so that the swing rod 12 cannot expose the opening of the device slot 10 when swinging, and raw materials are prevented from falling into the device slot 10 to be accumulated, or splashed into the device slot 10 to collide with and damage parts in the device slot 10, thereby prolonging the service life of the device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. A pulverizer for a biomass power plant, comprising:

the waste crushing machine comprises a base (1), wherein a crushing barrel (2) is arranged on the base (1), crushing equipment (3) is arranged in the crushing barrel (2), and conveying equipment (4) used for conveying crushed waste is arranged on the base (1);

further comprising:

the blocking device (5) is arranged in the crushing barrel (2) and used for preventing large wood blocks in the crushing barrel (2) from splashing to the outside;

the shaking device (6) is installed in the crushing barrel (2) and used for shaking the surface of the blocking device (5) and preventing the surface of the blocking device (5) from being adhered with raw materials to be crushed to influence the stable operation of the device.

2. The pulverizer for a biomass power plant according to claim 1, characterized in that: blocking device (5) including fixed mounting in smash solid fixed ring (7) in bucket (2), pan feeding mouth (8) have been seted up on solid fixed ring (7), the top fixedly connected with of smashing bucket (2) is used for pouring the raw materials into direction bucket (9) of pan feeding mouth (8), gu seted up a plurality of device grooves (10) on fixed ring (7), it is a plurality of all be equipped with in device groove (10) and be used for blockking raw materials follow in smashing bucket (2) the piece (11) are blockked of pan feeding mouth (8) departure.

3. The mill for biomass power plant according to claim 2, characterized in that: blockking piece (11) includes swinging arms (12), two mounting bracket (13) of fixedly connected with in device groove (10), fixedly connected with baffle (14) are gone up in swinging arms (12), baffle (14) are fan-shaped, and are a plurality of baffle (14) make up into one and block the circular sunshade of pan feeding mouth (8), two equal fixedly connected with spacing ring (15) are gone up in mounting bracket (13), the first spring of fixedly connected with (16) is gone up in spacing ring (15), the both ends of swinging arms (12) all be equipped with first spring of sending out (16) fixed connection's first pivot (17), the both sides of swinging arms (12) with device groove (10) sliding connection, be equipped with on device groove (10) and prevent that the raw materials from flying into keep apart piece (18) in device groove (10).

4. A pulverizer for biomass power plant according to claim 3, characterized in that: the shaking device (6) comprises a mounting ring (19) fixedly connected with a mounting frame (13), a second spring (20) is fixedly connected to the mounting ring (19), a second rotating shaft (21) fixedly connected with the second spring (20) is rotatably connected to the mounting frame (13), a swinging shaft (22) is fixedly connected to the second rotating shaft (21), and the swinging shaft (22) is provided with a shaking piece (23) used for driving the baffle (14) to shake.

5. A mill for biomass power plant according to claim 4, characterized in that: the shaking piece (23) comprises a tilting rod (24), the baffle (14) and the swinging rod (12) are both provided with swinging grooves (25), a third rotating shaft (26) is rotationally connected in the swinging groove (25), the third rotating shaft (26) is fixedly connected with the tilting rod (24), an elastic metal sheet (27) fixedly connected with the bottom surface of the tilting rod (24) is fixedly connected in the swinging groove (25), a connecting rod (28) is fixedly connected on the swinging shaft (22), a knocking hammer (29) is fixedly connected on the connecting rod (28), the second rotating shaft (21) is provided with a connecting rod (28) which is used for driving the connecting rod (28) to swing upwards when the swinging rod (12) swings downwards, and when the swinging rod (12) swings upwards, the limit of the connecting rod (28) is released, so that the connecting rod (28) quickly swings downwards to knock the linkage piece (30) of the tilting rod (24).

6. The pulverizer for a biomass power plant according to claim 5, characterized in that: linkage piece (30) including fixed mounting in first gear (31) on second pivot (21), fixedly connected with rolling disc (32) on first pivot (17), a plurality of spout (33) have been seted up on rolling disc (32), and are a plurality of equal sliding connection has tooth piece (34) in spout (33), fixedly connected with on tooth piece (34) with spout (33) fixed connection's extension spring (35), be equipped with on swinging arms (12) and be used for driving tooth piece (34) are stretched out and are withdrawed, make tooth piece (34) with first gear (31) meshing and driving piece (36) of relieving the meshing.

7. A mill for biomass power plant according to claim 6, characterized in that: the driving piece (36) comprises a driving disc (37) fixedly mounted on the swinging rod (12), a limiting shaft (38) is fixedly connected to the side face of the tooth block (34), and an arc-shaped groove (39) in sliding connection with the limiting shaft (38) is formed in the driving disc (37).

8. The pulverizer for a biomass power plant according to claim 6, characterized in that: the linkage pieces (30) are arranged in two groups and are symmetrically distributed on two sides of the swinging rod (12).

9. A pulverizer for biomass power plant according to claim 3, characterized in that: the baffle piece (18) comprises a plurality of arc-shaped baffles (40) which are connected in a sliding mode, the arc-shaped baffles (40) are fixedly connected with the swinging rod (12) on one side, and the arc-shaped baffles (40) are fixedly connected with the fixing ring (7) on the other side.