CN211026631U

CN211026631U - Coal mill stranding cage spiral piece

Info

Publication number: CN211026631U
Application number: CN201921967493.0U
Authority: CN
Inventors: 那峰
Original assignee: Shenyang Yanwei Electric Power Equipment Accessories Co ltd
Current assignee: Shenyang Yanwei Electric Power Equipment Accessories Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-07-17
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a coal pulverizer hank cage flight, filter hole including connecting block, axis of rotation, flight, spiral sword, rotatory sword, shredding tooth and garrulous coal, the axis of rotation rotates and locates on the connecting block, the flight spiral is located in the axis of rotation, the spiral sword is located on the flight, the shredding tooth is located on the flight, the garrulous coal filters the hole and runs through and locates on the flight, rotatory sword is rotatory to be located in the axis of rotation, rotatory sword with contained angle between the axis of rotation is less than 90 and be greater than the spiral sword with contained angle between the axis of rotation. The utility model belongs to the technical field of coal chemical industry equipment, specifically be a screw means suitable for coal pulverizer hinge cage is inside, the device simple structure, and all can realize the purpose of becoming the powder with the coal cinder grinding to the coal cinder of variation in size, the device has realized once grinding the technological effect of powder with big coal cinder, has improved production efficiency and has also increased the life of coal pulverizer simultaneously, is a high equipment of practicality.

Description

Coal mill stranding cage spiral piece

Technical Field

The utility model belongs to the technical field of coal chemical industry equipment, specifically indicate a coal pulverizer hank cage flight.

Background

Need use the milling machine to grind the coal cinder into powder among the coal chemical industry trade to with the buggy processing become gasification or liquefaction fuel feedstock, however current coal pulverizer design is too complicated, and the transmission intermediate link is too much, and often flows out from equipment because the coal cinder granule is too big at the grinding in-process finally has remaining big coal cinder, often need carry out the grinding many times to this type of big coal cinder, and inefficiency just has very big influence to the life of equipment.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned current difficult problem, the utility model provides a screw means suitable for coal pulverizer hinge cage is inside, the device simple structure, and all can realize becoming the purpose of powder with the coal cinder grinding to the coal cinder of variation in size, the device has realized once grinding the technological effect of powder with big coal cinder, has improved production efficiency and has also increased the life of coal pulverizer simultaneously, is the equipment that the practicality is high.

The utility model adopts the following technical scheme: a spiral slice of a coal mill stranding cage, which comprises a connecting block, a rotating shaft, a spiral slice, a spiral blade, a rotating blade, a chopping tooth and a crushed coal filtering hole, the rotating shaft is rotatably arranged on the connecting block, the spiral sheet is spirally arranged on the rotating shaft, the rotating shaft provides rotary drive for the spiral sheet, the spiral blade is arranged on the spiral sheet, the chopping teeth are arranged on the spiral sheet, the crushed coal filtering holes are arranged on the spiral sheet in a penetrating way, the rotary blade is rotatably arranged on the rotating shaft, the included angle between the spiral blade and the rotating shaft is less than 90 degrees, the included angle between the rotating blade and the rotating shaft is smaller than 90 degrees and larger than the included angle between the spiral blade and the rotating shaft, the spiral blade is rotatory to be smashed the coal cinder, cut up the tooth and cut up the bold coal cinder and become the coal cinder, rotatory blade is ground the coal cinder, the garrulous coal filters the hole and filters the buggy so that accelerate machining efficiency.

Further, the connecting blocks are provided with two groups, and the connecting blocks connect the device and the coal mill together and are electrically connected with the coal mill.

Furthermore, the shredding teeth are arranged in a zigzag manner, and a plurality of groups of crushed coal filtering holes are formed.

Further, the circumference of the helical blade and the chopping teeth is equal to the sum of the circumferences of the helical blades.

Furthermore, the shredding teeth are provided with a plurality of groups, the spiral blades are provided with a plurality of groups, the spiral sheets are provided with a plurality of groups, and the number of the spiral blades and the number of the shredding teeth are equal to the number of the spiral sheets.

Further, the rotary blades are provided with a plurality of groups, and the number of the rotary blades is larger than that of the spiral sheets.

Furthermore, the rotating shaft is arranged in a cylinder, the connecting block is arranged in a cylinder, the length of the rotating shaft is greater than the sum of the distances among the groups of spiral sheets, and the volume of the rotating shaft is greater than that of the connecting block.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the utility model provides a screw means suitable for coal pulverizer hinge cage is inside, the device simple structure, and all can realize grinding the coal cinder into the purpose of powder to the coal cinder of variation in size, the device has realized once grinding the technical effect of powder with big coal cinder, has improved production efficiency and has also increased the life of coal pulverizer simultaneously, is the equipment that the practicality is high.

Drawings

FIG. 1 is a schematic view of the overall structure of a screw plate of a coal mill stranding cage of the present invention;

fig. 2 is a partially enlarged view of a portion a in fig. 1.

Wherein, 1, connecting block, 2, axis of rotation, 3, flight, 4, spiral sword, 5, rotatory sword, 6, cut up tooth, 7, broken coal filtration pore.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the following embodiments, and the technical features or the connection relations of the present invention, which are not described in detail, are the prior art adopted.

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-2, the technical scheme adopted by the utility model is as follows: the utility model provides a coal pulverizer hank cage flight, includes connecting block 1, axis of rotation 2, flight 3, spiral sword 4, rotatory sword 5, shredding tooth 6 and garrulous coal filtration pore 7, axis of rotation 2 rotates and locates on connecting block 1, flight 3 spirals is located on axis of rotation 2, spiral sword 4 is located on flight 3, shredding tooth 6 is located on flight 3, garrulous coal filtration pore 7 runs through and locates on flight 3, rotatory sword 5 is rotatory to be located on axis of rotation 2, spiral sword 4 with contained angle between 2 of axis of rotation is less than 90, rotatory sword 5 with contained angle between 2 of axis of rotation is less than 90 and be greater than spiral sword 4 with contained angle between 2 of axis of rotation.

The connecting block 1 is provided with two groups.

The chopping teeth 6 are arranged in a zigzag manner, and the crushed coal filtering holes 7 are provided with a plurality of groups.

The circumference of the helical edge 4 and the cutting teeth 6 is equal to the sum of the circumferences of the helical blades 3.

The shredding teeth 6 are provided with a plurality of groups, the spiral blades 4 are provided with a plurality of groups, the spiral sheets 3 are provided with a plurality of groups, and the number of the spiral blades 4 and the number of the shredding teeth 6 are equal to the number of the spiral sheets 3.

The rotary blades 5 are provided with a plurality of groups, and the number of the rotary blades 5 is larger than that of the spiral sheets 3.

The rotating shaft 2 is arranged in a cylinder, the connecting block 1 is arranged in a cylinder, the length of the rotating shaft 2 is larger than the sum of the distances among the groups of spiral sheets 3, and the volume of the rotating shaft 2 is larger than that of the connecting block 1.

When the coal pulverizer is used in detail, a user puts coal blocks into a closed space with a spiral crushing device from an inlet of the coal pulverizer, the connecting blocks 1 are fixed at two ends of the coal pulverizer at the moment, the driving of the coal pulverizer is started, the rotating shaft 2 starts to rotate on the connecting blocks 1, the rotating shaft 2 rotates to drive the spiral sheets 3, the spiral heat, the rotating blades 5, the chopping teeth 6 and the crushed coal filtering holes 7 to rotate in the same direction, the coal blocks are crushed while rotating, when the coal blocks encounter large coal blocks in the crushing process, the chopping teeth 6 chop the large coal blocks, then the rotating blades 5 and the spiral blades 4 crush the coal blocks at different positions, when the coal blocks are crushed to be smaller than the size of the crushed coal filtering holes 7, the coal blocks are filtered to the position of the next section of spiral sheets 3 from the crushed coal filtering holes 7 and are crushed again, when the coal blocks are crushed to be in a crushed state, the driving of the coal pulverizer is turned off by the user, and the coal powder, the processing flow of the spiral piece of the stranding cage of the whole coal mill is as above.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a coal pulverizer hank cage flight which characterized in that: including connecting block, axis of rotation, flight, spiral sword, rotatory sword, shredding tooth and garrulous coal filtration pore, the axis of rotation rotates to be located on the connecting block, the flight spiral is located in the axis of rotation, the spiral sword is located on the flight, shredding tooth is located on the flight, garrulous coal filtration pore runs through and locates on the flight, rotatory sword is rotatory to be located in the axis of rotation, the spiral sword with contained angle between the axis of rotation is less than 90, rotatory sword with contained angle between the axis of rotation be less than 90 and be greater than the spiral sword with contained angle between the axis of rotation.

2. The coal mill twist cage spiral of claim 1, wherein: the connecting blocks are provided with two groups.

3. The coal mill twist cage spiral of claim 2, wherein: the cutting teeth are arranged in a zigzag manner, and the crushed coal filtering holes are provided with a plurality of groups.

4. The coal mill twist cage spiral of claim 3, wherein: the circumferences of the helical blade and the chopping teeth are equal to the sum of the circumferences of the helical blades.

5. The coal mill auger cage spiral of claim 4, wherein: the chopping teeth are provided with a plurality of groups, the spiral blades are provided with a plurality of groups, the spiral sheets are provided with a plurality of groups, and the number of the spiral blades and the number of the chopping teeth are equal to the number of the spiral sheets.

6. The coal mill twist cage spiral of claim 5, wherein: the rotary blades are provided with a plurality of groups, and the number of the rotary blades is larger than that of the spiral sheets.

7. The coal mill twist cage spiral of claim 6, wherein: the axis of rotation is the cylinder setting, the connecting block is the cylinder setting, the length of axis of rotation is greater than the distance sum between a plurality of sets of flight, the volume of axis of rotation is greater than the volume of connecting block.