CN212493332U

CN212493332U - Fly ash reducing mechanism

Info

Publication number: CN212493332U
Application number: CN202020958643.8U
Authority: CN
Inventors: 宋洪波
Original assignee: Weihai City Nanhai New District Wanhe New Building Materials Co ltd
Current assignee: Weihai City Nanhai New District Wanhe New Building Materials Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-09
Anticipated expiration: 2030-05-29

Abstract

The utility model belongs to the technical field of fly ash production, in particular to a fly ash crushing device, which comprises a mixing box body, wherein a coarse crushing mechanism and a secondary crushing mechanism are sequentially arranged in the mixing box body from top to bottom, a screening plate is fixedly connected in the mixing box body and is positioned between the coarse crushing mechanism and the secondary crushing mechanism, a cylinder is arranged at the left side of the mixing box body, the output end of the cylinder is detachably connected with a connecting rod, the right end of the connecting rod penetrates through the mixing box body and extends into the mixing box body, a connecting frame is arranged at the right side of the connecting rod, a pushing block is arranged at the upper end surface of the connecting frame, the upper end surface of the pushing block is tightly attached to the lower end surface of the screening plate, thereby achieving the effect of conveniently and regularly cleaning the screening plate in the device, and avoiding the problem that the coal ash blocks the filtering holes of the screening plate due to long-term screening, the efficiency of the device to the fly ash crushing and screening has been improved.

Description

Fly ash reducing mechanism

Technical Field

The utility model relates to a fly ash production technical field, concretely relates to fly ash reducing mechanism.

Background

The fly ash is a mixed material similar to volcanic ash formed by high-temperature combustion of coal dust, and is prepared by grinding coal into coal dust with a particle size of less than 100 microns in a coal burning power plant, spraying preheated air into a hearth to burn in a suspension state, generating high-temperature flue gas mixed with a large amount of incombustibles, and collecting the high-temperature flue gas by a dust collecting device. The chemical composition of the fly ash is similar to that of clay, the main components of the fly ash are silicon dioxide, aluminum oxide, ferric oxide, calcium oxide and unburned carbon, at present, the fly ash is mainly used for producing fly ash cement, fly ash bricks, fly ash silicate building blocks, fly ash aerated concrete and other building materials, and can also be used as agricultural fertilizer and soil conditioner, recycled industrial raw materials and environmental materials.

2017219205197 discloses a fly ash reducing mechanism, can not conveniently regularly clear up the screening board in the device, and then long-term screening causes the problem that the fly ash blockked up the screening board filtration pore easily, has reduced the efficiency that the screening was smashed to the fly ash to the device.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides in the above-mentioned background art, the utility model provides a fly ash reducing mechanism has the effect of conveniently regularly clearing up the screening board in the device, avoids long-term screening to cause the problem that the fly ash blockked up screening board filtration pore, improves the device and smashes the characteristics of the efficiency of screening to the fly ash.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fly ash reducing mechanism, includes the mixing box, the up end and the right side of mixing the box communicate in proper order has feeding storehouse and bin outlet, the discharge gate has been seted up to the lower extreme of bin outlet, the inside from the top down of mixing the box has set gradually coarse crushing mechanism and regrinding mechanism, the inside fixedly connected with screening board of mixing the box, the screening board is located between coarse crushing mechanism and the regrinding mechanism, the cylinder is installed in the left side of mixing the box, the output of cylinder can be dismantled and be connected with the connecting rod, the right-hand member of connecting rod runs through mixing the box and extends to the inside of mixing the box, the link is installed on the right side of connecting rod, the promotion piece is installed to the up end of link, the up end of promotion piece closely laminates with the lower terminal surface of screening board.

In order to dry the fly ash of adding, improve the efficiency to the fly ash coarse crushing, conduct the utility model relates to a fly ash reducing mechanism is preferred, two fixed plates of fixedly connected with between the inside top of mixing the box and the screening board, coarse crushing mechanism runs through the left and right sides of two fixed plates respectively, two heating pipes, four are all installed to the one end that the fixed plate was carried on the back mutually the heating pipe is located coarse crushing mechanism's upper and lower both ends respectively.

In order to accelerate the speed of screening of the fly ash of screening board upper end, avoid taking place accumulational problem, conduct the utility model relates to a fly ash reducing mechanism is preferred, vibrating motor is installed on the lower terminal surface right side of screening board.

For the convenience shock attenuation buffering is carried out to the vibrations that the device produced, conduct the utility model relates to a fly ash reducing mechanism is preferred, four evenly distributed's shock attenuation buffering post, four are installed to the lower terminal surface of mixing the box the bottom plate is installed to the lower terminal surface of shock attenuation buffering post, four evenly distributed's universal wheel is installed to the lower terminal surface of bottom plate.

In order to change the promotion piece after damaging conveniently, conduct the utility model relates to a fly ash reducing mechanism is preferred, the lower terminal surface of link can be dismantled and be connected with four evenly distributed's screw, the link can be dismantled through four screws and be connected between the promotion piece.

In order to facilitate the sequential coarse crushing and fine crushing of the added coal ash powder and the conveying and compression, the coal ash crushing device of the utility model is preferred, the coarse crushing mechanism comprises a motor, the motor is detachably connected with the right side of the mixing box body, the output end of the motor is detachably connected with a rotating shaft, the left end of the rotating shaft penetrates through the mixing box body and extends to the left side of the mixing box body, the left side of the rotating shaft is movably connected with a bearing seat, the right side of the bearing seat is detachably connected with the left side of the mixing box body, the outer side wall of the rotating shaft is provided with a plurality of stirring blades, the secondary crushing mechanism comprises a double-screw extruder, the right side of the double-screw extruder is detachably connected with the left side of the mixing box body, the output end of the double-screw extruder is detachably connected with a constant-lead spiral blade part, and the right end of, the right side of the equal-lead spiral blade part is detachably connected with a variable-lead spiral blade compression part which is positioned in the discharge port.

In order to seal the feeding bin, avoid smashing the problem that the in-process takes place the raise dust, reduce the pollution that causes operational environment, conduct the utility model relates to a fly ash reducing mechanism is preferred, the up end in feeding bin can be dismantled and be connected with sealed lid.

In order to conveniently control the operation and the closing of the device, as the utility model relates to a fly ash reducing mechanism is preferred, the control box is installed to the up end of mixing the box, the control box is located the right side in feeding storehouse.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the fly ash crushing device needs to crush the fly ash, the fly ash to be crushed is added into the mixing box body from the feeding bin, firstly, the fly ash is coarsely crushed for the first time through the coarse crushing mechanism, the crushed fly ash is sieved through the sieving and separating plate, the fly ash falling to the lower part is secondarily crushed through the secondary crushing mechanism and is spirally output into the discharge port, then extruding out of the device, when the sieving plate sieves the coal ash powder for a long time, the coal ash powder easily blocks the filtering holes arranged on the sieving plate, then the cylinder is opened periodically, the cylinder drives a pushing block connected with the connecting rod to repeatedly push and clean the coal ash powder blocking the filter holes on the lower end surface of the screening plate, thereby reached the convenient effect regularly clear up of screening board in the device, avoided long-term screening to cause the problem that the fly ash blockked up screening board filtration pore, improved the device and smashed the efficiency of screening to the fly ash.

2. This kind of fly ash reducing mechanism when needs are smashed the coal ash powder of adding, opens a plurality of heating pipes, and the heating pipe provides the heat degree to the crushing intracavity of coarse crushing, and then dries the coal ash powder of adding, has improved the efficiency to the coarse crushing of coal ash powder.

3. This kind of fly ash reducing mechanism sieves the time when the fly ash after the screening board is smashed to the coarse powder, opens shock dynamo simultaneously, and shock dynamo drives the vibrations of screening board, and then has accelerated the speed that the fly ash of screening board upper end was sieved, avoids taking place accumulational problem.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a sectional view of a fly ash pulverizer of the present invention;

FIG. 2 is a sectional view of a fly ash pulverizer of the present invention;

fig. 3 is a cross-sectional view of the connection frame of the present invention.

In the figure, 1, a mixing box body; 101. a discharge outlet; 102. a discharge port; 103. a feeding bin; 104. a sealing cover; 2. a cylinder; 201. a connecting rod; 202. a connecting frame; 203. a pushing block; 204. a screw; 3. a coarse crushing mechanism; 301. a motor; 302. a rotating shaft; 303. a bearing seat; 304. a stirring blade; 4. a secondary crushing mechanism; 401. a twin screw extruder; 402. an equal-lead helical blade section; 403. a variable-lead helical blade compression section; 5. a screening plate; 501. vibrating a motor; 6. a fixing plate; 601. heating a tube; 7. a shock absorbing bumper post; 701. a base plate; 702. a universal wheel; 8. and a control box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "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 merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a fly ash reducing mechanism, including mixing box 1, the up end and the right side of mixing box 1 communicate in proper order has feeding storehouse 103 and bin outlet 101, discharge gate 102 has been seted up to the lower extreme of bin outlet 101, the inside from the top down of mixing box 1 has set gradually coarse crushing mechanism 3 and secondary crushing mechanism 4, the inside fixedly connected with screening board 5 of mixing box 1, screening board 5 is located between coarse crushing mechanism 3 and the secondary crushing mechanism 4, cylinder 2 is installed in mixing box 1's left side, cylinder 2's output can be dismantled and be connected with connecting rod 201, the right-hand member of connecting rod 201 runs through mixing box 1 and extends to the inside of mixing box 1, link 202 is installed on connecting rod 201's right side, the up end of link 202 is installed and is promoted piece 203, the up end that promotes piece 203 and the lower terminal surface of screening board 5 closely laminates.

In this embodiment: the type of the cylinder 2 is as follows: SD50, when needing to crush the coal ash, adding the coal ash to be crushed into the mixing box 1 from the feeding bin 103, firstly coarsely crushing the coal ash by the coarse crushing mechanism 3, sieving the crushed coal ash by the sieving plate 5, secondarily crushing the coal ash falling to the lower part by the secondary crushing mechanism 4, and outputting the crushed coal ash to the discharging port 101 spirally, extruding out of the device, when the sieving plate 5 sieves the coal ash for a long time, the coal ash is easy to block the filtering holes formed on the sieving plate 5, further opening the air cylinder 2 regularly, repeatedly pushing and cleaning the coal ash blocking the filtering holes by the pushing block 203 connected with the connecting rod 201 by the air cylinder 2 to the lower end face of the sieving plate 5, thereby achieving the effect of conveniently and regularly cleaning the sieving plate 5 in the device, and avoiding the problem that the filtering holes of the sieving plate 5 are blocked by the coal ash due to long-term sieving, the efficiency of the device to the fly ash crushing and screening has been improved.

As a technical optimization scheme of the utility model, two fixed plates 6 of fixedly connected with between the inside top of mixing box 1 and the screening board 5, two left and right sides of fixed plate 6 are run through respectively to coarse crushing mechanism 3, and two heating pipes 601 are all installed to the one end that two fixed plates 6 carried on the back mutually, and four heating pipes 601 are located coarse crushing mechanism 3's upper and lower both ends respectively.

In this embodiment: when the added coal ash powder needs to be crushed, a plurality of heating pipes 601 are opened, the heating pipes 601 provide heat for the crushing cavity of the coarse crushing, the added coal ash powder is dried, and the efficiency of the coarse crushing of the coal ash powder is improved.

As a technical optimization scheme of the utility model, vibrating motor 501 is installed on the lower terminal surface right side of screening board 5.

In this embodiment: the type of the vibration motor 501 is: YZS, when screening board 5 sieves the coal dust after the coarse crushing, open shock dynamo 501 simultaneously, shock dynamo 501 drives screening board 5 vibrations, and then has accelerated the speed that the coal dust of screening board 5 upper end was sieved, avoids taking place accumulational problem.

As a technical optimization scheme of the utility model, four evenly distributed's shock attenuation buffering post 7 are installed to the lower terminal surface of mixing box 1, and bottom plate 701 is installed to the lower terminal surface of four shock attenuation buffering post 7, and four evenly distributed's universal wheel 702 are installed to the lower terminal surface of bottom plate 701.

In this embodiment: when the device smashes the coal ash powder of adding, the vibrations that produce carry out the shock attenuation buffering through four shock attenuation buffering posts 7 to reached and conveniently carried out the effect of shock attenuation buffering to the vibrations that the device produced.

As a technical optimization scheme of the utility model, the lower terminal surface of link 202 can be dismantled and is connected with four evenly distributed's screw 204, and link 202 can be dismantled through four screws 204 with between the promotion piece 203 and be connected.

In this embodiment: when the damaged pushing block 203 needs to be replaced, the screw 204 is screwed, and then the pushing block 203 needing to be replaced is dismantled, and the next pushing block 203 is replaced, so that the effect of conveniently replacing the damaged pushing block 203 is achieved.

As a technical optimization scheme of the utility model, the coarse crushing mechanism 3 comprises a motor 301, the motor 301 is detachably connected with the right side of the mixing box 1, the output end of the motor 301 is detachably connected with a rotating shaft 302, the left end of the rotating shaft 302 penetrates through the mixing box 1 and extends to the left side of the mixing box 1, the left side of the rotating shaft 302 is movably connected with a bearing seat 303, the right side of the bearing seat 303 is detachably connected with the left side of the mixing box 1, the outer side wall of the rotating shaft 302 is provided with a plurality of stirring blades 304, the secondary crushing mechanism 4 comprises a twin-screw extruder 401, the right side of the twin-screw extruder 401 is detachably connected with the left side of the mixing box 1, the output end of the twin-screw extruder 401 is detachably connected with a constant-lead helical blade part 402, the right end of the constant-lead helical blade part 402 penetrates through the mixing box 1 and extends to the inside of the mixing, the variable-pitch helical blade compression section 403 is located inside the discharge opening 101.

In this embodiment: the motor 301 has the following model: YL, after in adding the device with the pulverized coal dust that needs, at first motor 301 starts the stirring vane 304 that drives the pivot 302 lateral wall and carries out primary crushing to the coal dust, after that through screening 5 screening fall the coal dust of lower extreme and drive etc. lead screw blade portion 402 through twin-screw extruder 401 and further smash the grinding and carry in bin outlet 101, compress a little through becoming lead screw blade compression portion 403 simultaneously, thereby reached conveniently to the coal dust after adding in proper order coarse crushing and fine crushing and carry the effect of compression.

As a technical optimization scheme of the utility model, the up end of feeding storehouse 103 can be dismantled and be connected with sealed lid 104.

In this embodiment: when adding the pulverized coal ash that needs to smash into the device and smash, sealed lid 104 seals feeding storehouse 103 through closing to avoid smashing the problem that the in-process takes place the raise dust, reduce the pollution that causes operational environment.

As a technical optimization scheme of the utility model, control box 8 is installed to the up end of mixing box 1, and control box 8 is located the right side of feeding storehouse 103.

In this embodiment: the operation and the closing of the device are conveniently controlled by pressing a switch in the control box 8 through the control box 8 arranged on the upper end face of the mixing box body 1.

The utility model discloses a theory of operation and use flow: when the coal ash powder needs to be crushed, the coal ash powder to be crushed is added into the mixing box body 1 from the feeding bin 103, firstly, the motor 301 is started to drive the stirring blade 304 on the outer side wall of the rotating shaft 302 to crush the coal ash powder for the first time, the plurality of heating pipes 601 are started, the heating pipes 601 provide heat for the coarsely crushed crushing cavity, then the added coal ash powder is dried, the crushed coal ash powder is sieved by the sieving plate 5, when the coarsely crushed coal ash powder is sieved by the sieving plate 5, the vibrating motor 501 is started simultaneously, the vibrating motor 501 drives the sieving plate 5 to vibrate, so that the sieving speed of the coal ash powder at the upper end of the sieving plate 5 is accelerated, the coal ash powder falling to the lower part is driven by the equal-lead spiral blade part 402 through the double-screw extruder 401 to further crush and grind and convey the coal ash powder to the lead port 101, and is slightly compressed by the variable spiral blade compression part 403, outside extruding the device next, when screening board 5 is long-term to the fly ash screening, the fly ash causes the jam to the filtration pore that screening board 5 was seted up easily, and then regularly open cylinder 2, cylinder 2 drives promotion piece 203 that connecting rod 201 connects and promotes the clearance repeatedly to the lower terminal surface of screening board 5 and blocks up the fly ash in filtration pore, when the promotion piece 203 after the damage needs to be changed, twist screw 204, remove the promotion piece 203 that will need to be changed next, change next promotion piece 203.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a fly ash reducing mechanism, includes mixing box (1), the up end and the right side of mixing box (1) communicate in proper order has feeding storehouse (103) and bin outlet (101), discharge gate (102) have been seted up to the lower extreme of bin outlet (101), the inside from the top down of mixing box (1) has set gradually coarse crushing mechanism (3) and regrinding mechanism (4), its characterized in that: the inside fixedly connected with screening board (5) of mixing box (1), screening board (5) are located between coarse crushing mechanism (3) and regrinding mechanism (4), cylinder (2) are installed in the left side of mixing box (1), the output of cylinder (2) can be dismantled and is connected with connecting rod (201), the right-hand member of connecting rod (201) runs through mixing box (1) and extends to the inside of mixing box (1), link (202) are installed on the right side of connecting rod (201), the up end of link (202) is installed and is promoted piece (203), the up end that promotes piece (203) closely laminates with the lower terminal surface of screening board (5).

2. A fly ash crushing apparatus according to claim 1, characterized in that: mix two fixed plates (6) of fixedly connected with between the inside top of box (1) and screening board (5), coarse crushing mechanism (3) run through the left and right sides of two fixed plates (6) respectively, two heating pipe (601) are all installed to the one end that fixed plate (6) were mutually backed on the back, four heating pipe (601) are located the upper and lower both ends of coarse crushing mechanism (3) respectively.

3. A fly ash crushing apparatus according to claim 1, characterized in that: and a vibration motor (501) is arranged on the right side of the lower end face of the screening plate (5).

4. A fly ash crushing apparatus according to claim 1, characterized in that: four evenly distributed's shock attenuation buffering post (7), four are installed to the lower terminal surface of mixing box (1) bottom plate (701) are installed to the lower terminal surface of shock attenuation buffering post (7), four evenly distributed's universal wheel (702) are installed to the lower terminal surface of bottom plate (701).

5. A fly ash crushing apparatus according to claim 1, characterized in that: the lower end face of the connecting frame (202) is detachably connected with four evenly distributed screws (204), and the connecting frame (202) is detachably connected with the pushing block (203) through the four screws (204).

6. A fly ash crushing apparatus according to claim 1, characterized in that: the coarse crushing mechanism (3) comprises a motor (301), the motor (301) is detachably connected with the right side of the mixing box body (1), the output end of the motor (301) is detachably connected with a rotating shaft (302), the left end of the rotating shaft (302) runs through the mixing box body (1) and extends to the left side of the mixing box body (1), the left side of the rotating shaft (302) is movably connected with a bearing seat (303), the right side of the bearing seat (303) is detachably connected with the left side of the mixing box body (1), a plurality of stirring blades (304) are installed on the outer side wall of the rotating shaft (302), the secondary crushing mechanism (4) comprises a double-screw extruder (401), the right side of the double-screw extruder (401) is detachably connected with the left side of the mixing box body (1), and the output end of the double-screw extruder (401) is detachably connected with equal-lead spiral, the right end of the equal-lead spiral blade part (402) penetrates through the mixing box body (1) and extends into the mixing box body (1), a variable-lead spiral blade compression part (403) is detachably connected to the right side of the equal-lead spiral blade part (402), and the variable-lead spiral blade compression part (403) is located in the discharge port (101).

7. A fly ash crushing apparatus according to claim 1, characterized in that: the upper end surface of the feeding bin (103) is detachably connected with a sealing cover (104).

8. A fly ash crushing apparatus according to claim 1, characterized in that: the upper end face of the mixing box body (1) is provided with a control box (8), and the control box (8) is positioned on the right side of the feeding bin (103).