CN214346882U

CN214346882U - Positive pressure direct blowing bowl type medium speed coal mill

Info

Publication number: CN214346882U
Application number: CN202120152964.3U
Authority: CN
Inventors: 陈飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-10-08
Anticipated expiration: 2031-01-20

Abstract

The utility model belongs to the technical field of the coal grinding technique and specifically relates to a malleation is directly blown bowl formula intermediate speed coal pulverizer, including placing the platform, place the upper end support column of platform, the upper end of support column is installed and is placed the board, place the upper end of board and install the rotating electrical machines, the output link of rotating electrical machines has the bull stick, one section link of bull stick has the coal grinding bowl, place board upper end left side and install the screw hole post, the upper end of screw hole post is rotated and is connected with the screw rod, the rotatory piece of upper end fixedly connected with of screw rod, one side fixed mounting of screw rod has the threaded rod, the one end of threaded rod is rotated and is connected with the connecting block. Has the advantages that: rotate the screw rod through rotatory piece, will grind coal ware from the inside rotation to the outside of device, appear making things convenient for the staff to change and maintain it after damaging when the long-time work of coal ware, also conveniently wash the coal ware, the screening plate can be to the coal ash detached impurity after polishing, guarantees the quality of coal ash.

Description

Positive pressure direct blowing bowl type medium speed coal mill

Technical Field

The utility model relates to a coal grinding technical field especially relates to a bowl formula intermediate speed coal pulverizer of malleation direct-blow.

Background

At present, many devices are started by using coal as a raw material, for example, power generation by using coal, and the shape of coal required by the devices with different purposes and functions is different, so that a coal pulverizer is required if coal ash is required for changing the shape of a coal block.

Most of the existing coal mills are manually controlled, the coal blocks in all places in the coal mills are not uniformly ground, the manpower requirement is high, the grinding is not uniform, the quality of the coal ash after grinding is affected, redundant impurities in the coal blocks cannot be treated, and the coal mills are inconvenient to maintain and replace.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a positive pressure direct-blowing bowl type medium speed coal mill.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a positive pressure direct-blowing bowl type medium-speed coal mill, and comprises a placing table, the upper end support column of placing the platform, the upper end of support column is installed and is placed the board, place the upper end of board and install the rotating electrical machines, the output end of rotating electrical machines is linked with the bull stick, one section of bull stick is linked with the coal grinding bowl, place board upper end left side and install the screw thread hole post, the upper end of screw thread hole post is rotated and is connected with the screw rod, the rotatory piece of upper end fixedly connected with of screw rod, one side fixed mounting of screw rod has the threaded rod, the one end of threaded rod is rotated and is connected with the connecting block, the coal pulverizer is installed to one side of connecting block, the upper end of rotatory piece is connected with the link, the fixed block is installed to the one end of link, the coal cinder entry is installed to one side of fixed block, the spout is installed to the lower extreme that the coal cinder enters the mouth.

Preferably, a screening round port is formed in the center of the upper surface of the placing plate, an ash outlet is formed in the lower end of the coal grinding bowl, and the screening round port corresponds to the ash outlet.

Preferably, place the upper surface of board and seted up first spout and second spout, first spout with the pulley is all installed to the inside of second spout, the quantity of pulley has two sets ofly, the slide bar is installed to the upper end of pulley, the quantity of slide bar has two sets ofly, install the screening board between the slide bar, one side of slide bar is connected with the slide.

Preferably, the coal ash box is installed at the upper end of the placing table, the pebble coal box is installed at the upper end of the placing table, and the pebble coal collecting port is formed in the upper end of the pebble coal box.

Preferably, the base is installed to the lower extreme of coal grinding bowl, the base supporting shoe is installed to the lower extreme of base.

Preferably, the surface of one side of threaded rod has the screw thread, fixed spiral shell piece is installed to the one end of connecting block.

The utility model provides a bowl formula intermediate speed coal pulverizer of malleation straight blow, beneficial effect lies in:

1. the coal blocks in the coal grinding bowl are ground through the rotation of the automatic coal grinding device, the rotating motor drives the coal grinding bowl to rotate, the coal blocks at all positions in the coal grinding bowl can be uniformly ground, the quality of the ground coal ash is guaranteed, and manpower resources are saved.

2. Rotate the screw rod through rotatory piece, will grind coal ware from the inside rotation to the outside of device, appear making things convenient for the staff to change and maintain it after damaging when the long-time work of coal ware, also conveniently wash the coal ware, the screening plate can be to the coal ash detached impurity after polishing, guarantees the quality of coal ash.

Drawings

Fig. 1 is a schematic cross-sectional structure diagram of a positive pressure direct blowing bowl type medium speed coal mill provided by the present invention;

fig. 2 is a schematic structural diagram of a screw rod, a threaded hole column and a connecting block of the positive pressure direct blowing bowl-type medium speed coal mill provided by the utility model;

fig. 3 is the utility model provides a board structural schematic diagram is placed to positive pressure direct-blowing's bowl formula intermediate speed coal pulverizer.

In the figure: 1. a placing table; 2. a coal ash bin; 3. a support pillar; 4. placing the plate; 5. a rotating electric machine; 6. a support plate; 7. a pulley; 8. a slide bar; 9. screening the plate; 10. a slide plate; 11. a pebble coal box; 12. a pebble coal collecting port; 13. a rotating rod; 14. an ash outlet; 15. a base support block; 16. a base; 17. a support frame; 18. a connecting frame; 19. a fixed block; 20. a coal block inlet; 21. a sliding port; 22. grinding a coal bowl; 23. rotating the block; 24. a screw; 25. a threaded bore post; 26. a threaded rod; 27. connecting blocks; 28. fixing the screw block; 29. a coal mill; 30. a first chute; 31. a second chute; 32. and (5) screening the round mouth.

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. 1-3, a positive pressure direct blowing bowl type medium speed coal mill comprises a placing table 1, an upper end support column 3 of the placing table 1, a placing plate 4 is installed at the upper end of the support column 3, a rotating motor 5 is installed at the upper end of the placing plate 4, an output end of the rotating motor 5 is connected with a rotating rod 13, a coal milling bowl 22 is connected to one section of the rotating rod 13, a threaded hole column 25 is installed on the left side of the upper end of the placing plate 4, a screw rod 24 is connected to the upper end of the threaded hole column 25 in a rotating mode, a rotating block 23 is fixedly connected to the upper end of the screw rod 24, a threaded rod 26 is fixedly installed on one side of the screw rod 24, a connecting block 27 is connected to one end of the threaded rod 26 in a rotating mode, a coal mill 29 is installed on one side of the connecting block 27, a connecting frame 18 is connected to the upper end of the connecting frame 18, a coal block inlet 20 is installed on one side of the fixing block 19, and a sliding port 21 is installed on the lower end of the coal block inlet 20.

The rotating motor 5 drives the coal grinding bowl 22 to rotate, so that coal blocks at all positions in the coal grinding bowl 22 can be uniformly ground, the coal grinding efficiency is guaranteed, and the threaded hole column 25 and the screw 24 can rotate the coal grinding device 29, so that the coal grinding device is convenient to maintain and clean.

Wherein, place the central point of board 4 upper surface and put and seted up screening round mouth 32, the ash hole 14 is installed to the lower extreme of grinding coal bowl 22, and the position of screening round mouth 32 corresponds with the position of ash hole 14, guarantees that the effectual transmission that carries on of coal ash has avoided coal ash to appear the dispersion of coal ash and the unrestrained condition at the in-process of transmission.

Wherein, place the upper surface of board 4 and seted up first spout 30 and second spout 31, pulley 7 is all installed to the inside of first spout 30 and second spout 31, pulley 7's quantity has two sets ofly, slide bar 8 is installed to the upper end of pulley 7, slide bar 8's quantity has two sets ofly, install screening plate 9 between the slide bar 8, one side of slide bar 8 is connected with slide 10, screening plate 9 filters coal ash, guarantee the quality of coal ash, transmit impurity through pulley 7, guarantee that impurity can not fall into in the coal ash.

Wherein, place the upper end of platform 1 and install coal ash case 2, collect the coal ash that grinds, place the upper end of platform 1 and install pebble coal bunker 11, pebble coal collection mouth 12 has been seted up to the upper end of pebble coal bunker 11, handles and collects unnecessary impurity.

Wherein, base 16 is installed to the lower extreme of coal grinding bowl 22, and base 16 supports coal grinding bowl 22, guarantees its job stabilization nature, and base supporting shoe 15 is installed to the lower extreme of base 16, and base supporting shoe 15 fixes base 16.

Wherein, threaded rod 26's a side surface has the screw thread, and fixed spiral shell piece 28 is installed to the one end of connecting block 27, and fixed spiral shell piece 28 is fixed coal grinding device 29, guarantees that coal grinding device 29 during operation position does not appear the skew.

The working principle is as follows: pour the coal cinder into through coal cinder entry 20, the coal cinder slides in the coal grinding bowl 22 through smooth mouthful 21, start coal grinding device 29, it is rotatory to utilize rotating electrical machines 5 to drive coal grinding bowl 22, coal grinding device 29 is rotatory to polish the coal cinder in the coal grinding bowl 22, the rotation of coal grinding bowl 22 is favorable to the coal cinder of each position in the coal grinding bowl 22 all can be by even polishing, the efficiency of polishing is increased, the coal cinder after polishing slides to screening plate 9 through ash outlet 14, coal ash slides to coal ash box 2 from screening plate 9, impurity stays on screening plate 9, slide screening plate 9 through pulley 7, impurity falls into the stone coal ash box through slide 10, guarantee the quality of the coal ash after polishing, utilize screw rod 24 to rotate coal grinding device 29 to the device outside, can dismantle coal grinding device 29 and change and wash through threaded rod 26, make things convenient for staff's maintenance.

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

1. The utility model provides a bowl formula medium speed pulverizer that malleation is directly blown, is including placing platform (1), its characterized in that: the coal grinding machine is characterized in that an upper end supporting column (3) of the platform (1) is placed, a placing plate (4) is installed at the upper end of the supporting column (3), a rotating motor (5) is installed at the upper end of the placing plate (4), a rotating rod (13) is connected to the output end of the rotating motor (5), a coal grinding bowl (22) is connected to one section of the rotating rod (13) in a linked mode, a threaded hole column (25) is installed on the left side of the upper end of the placing plate (4), a screw rod (24) is connected to the upper end of the threaded hole column (25) in a rotating mode, a rotating block (23) is fixedly connected to the upper end of the screw rod (24), a threaded rod (26) is fixedly installed on one side of the screw rod (24), a connecting block (27) is connected to one end of the threaded rod (26) in a rotating mode, a coal grinding device (29) is installed on one side of the connecting block (27), and a connecting frame (18) is connected to the upper end of the rotating block (23), fixed block (19) are installed to the one end of link (18), coal cinder entry (20) are installed to one side of fixed block (19), sliding opening (21) are installed to the lower extreme of coal cinder entry (20).

2. The positive-pressure direct-blowing bowl-type medium-speed coal mill according to claim 1, wherein a screening round opening (32) is formed in the center of the upper surface of the placing plate (4), an ash outlet (14) is formed in the lower end of the coal milling bowl (22), and the screening round opening (32) corresponds to the ash outlet (14).

3. The positive-pressure direct-blowing bowl-type medium-speed coal mill according to claim 1, wherein a first sliding groove (30) and a second sliding groove (31) are formed in the upper surface of the placing plate (4), pulleys (7) are mounted inside the first sliding groove (30) and the second sliding groove (31), two groups of pulleys (7) are arranged, sliding rods (8) are mounted at the upper ends of the pulleys (7), two groups of sliding rods (8) are arranged, a screening plate (9) is mounted between the sliding rods (8), and one side of each sliding rod (8) is connected with a sliding plate (10).

4. The positive-pressure direct-blowing bowl-type medium-speed coal mill according to claim 1, wherein a coal ash box (2) is installed at the upper end of the placing table (1), a pebble coal box (11) is installed at the upper end of the placing table (1), and a pebble coal collecting port (12) is formed in the upper end of the pebble coal box (11).

5. The positive-pressure direct-blowing bowl-type medium-speed coal mill according to claim 1, wherein a base (16) is mounted at the lower end of the coal milling bowl (22), and a base support block (15) is mounted at the lower end of the base (16).

6. The positive pressure direct blowing bowl type medium speed coal mill according to claim 1, wherein one side surface of the threaded rod (26) is threaded, and a fixed screw block (28) is installed at one end of the connecting block (27).