CN216094021U

CN216094021U - Low-energy-consumption ball mill for cement powder grinding

Info

Publication number: CN216094021U
Application number: CN202122207209.3U
Authority: CN
Inventors: 金卫民; 杨光国; 程良瑞; 陈水生; 谢依春; 张磊; 刘建; 王国臣
Original assignee: Chengmai Huasheng Tianya Cement Co ltd
Current assignee: Chengmai Huasheng Tianya Cement Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-03-22
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a low-energy-consumption ball mill for a cement powder mill, which comprises a barrel, a base and a feed hopper, wherein the barrel is installed at the top end of the base through an installation column, a lining plate is installed on the inner surface of the barrel, a semicircular base is installed at the top end inside the lining plate, a clamping groove is formed in the inner surface of the semicircular base, a baffle is installed inside the clamping groove, a sliding groove is formed in the position, close to the front surface, of the bottom end of the semicircular base, a spring is installed inside the sliding groove, a positioning rod is installed at the tail end of the spring, a positioning hole is formed in the position, close to the rear surface, of the bottom end of the semicircular base, the positioning rod is located inside the positioning hole, a feed pipe is installed on one side of the barrel, and a discharge pipe is installed on one side, away from the feed pipe, of the barrel. The utility model can facilitate the disassembly and the assembly of the check ring, bring great convenience for maintenance and replacement, shorten the maintenance operation time, improve the working efficiency and reduce the maintenance cost.

Description

Low-energy-consumption ball mill for cement powder grinding

Technical Field

The utility model relates to the technical field of ball mills, in particular to a low-energy-consumption ball mill for cement powder grinding.

Background

The ball mill is the key equipment for crushing the materials after the materials are crushed. This type of mill is provided with a number of steel balls as grinding media in the barrel. It is widely used in the production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like, and is used for dry or wet grinding of various ores and other grindable materials. The ball mill is suitable for grinding various ores and other materials, is widely used in the industries of mineral separation, building materials, chemical industry and the like, and can be divided into a dry type ore grinding mode and a wet type ore grinding mode. According to different ore discharge modes, the method can be divided into a lattice type and an overflow type.

Through mass search, the energy-saving ball mill, which is typical in the ball mill for cement grinding in the prior art and disclosed by the publication number of CN213996119U, is found to have no impact on a power grid and no reduction of the voltage of the power grid, and the effect of tripping or fault of other electric equipment caused by the start of the ball mill is eliminated.

The material blocking ring of the existing ball mill is seriously abraded, so that the material in the mill cannot be stabilized, the machine-hour yield of the mill is influenced, the energy consumption of each ton of cement is increased, the lining plates of the two bins of the mill are required to be completely detached in the replacing process, the material blocking ring is replaced, the workload is high, and the maintenance cost is high.

Independently research and development design keeps off material circle drawing and material, adopts split type fender material circle, and the upper and lower section is separately makeed, and the equipment is in the same place during the use, and easy dismounting brings very big facility for the maintenance when changing, shortens maintenance operation time, improves work efficiency, reduces cost of maintenance, and wear-resisting element is added to the material, extension life, improvement economic benefits.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-energy-consumption ball mill for cement powder grinding, which has the advantages of facilitating the disassembly and assembly of a check ring, bringing great convenience for maintenance and replacement, shortening the maintenance operation time, improving the working efficiency and reducing the maintenance cost, and solves the problems that the material blocking ring of the existing ball mill is seriously worn, so that the material in the mill cannot be stabilized and the machine-hour yield of the mill is influenced, the energy consumption of per ton of cement is increased, and the lining plates of the second bin of the mill are required to be completely disassembled in the replacement process, the material blocking ring is required to be replaced, the workload is large, and the maintenance cost is high.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a low energy consumption ball mill for cement pulverizer, includes barrel, base and feeder hopper, the barrel is installed through the erection column in the base top, barrel internal surface mounting has the welt, semicircle base is installed on the inside top of welt, semicircle base internal surface is equipped with the draw-in groove, draw-in groove internally mounted has the baffle, semicircle base bottom is close to front surface position department and is equipped with the spout, spout internally mounted has the spring, and the spring end installs the locating lever, semicircle base bottom is close to rear surface position department and is equipped with the locating hole, and the locating lever is located inside the locating hole, the inlet pipe is installed to barrel one side, the discharging pipe is installed to one side that the barrel inlet pipe deviates from.

Preferably, the workbin is installed through the fixing base near inlet pipe outside position department on the base top, the hopper is installed on the workbin top, the feed pipe internally mounted has helical blade, the ring is kept off in the one side that the inlet pipe surface is close to the workbin has been cup jointed, and keeps off the ring outside and connect in the workbin is inboard.

Preferably, the base is close to discharging pipe outside position department and installs ejection of compact cover through the support frame, ejection of compact cover bottom end is installed out the hopper, the filter screen section of thick bamboo is installed to the discharging pipe end.

Preferably, the outer surface of the cylinder is sleeved with a toothed ring, the outer surface of the cylinder is provided with a gear cover, the top end of the base is provided with a speed changer, the output end of the speed changer is provided with a transmission gear, and the transmission gear is meshed with the toothed ring.

Preferably, one side that the base top is close to the discharging pipe is installed and is rotated the motor, it connects to rotate motor output and variable speed motor input.

Preferably, the semicircle base is equipped with two altogether, and two the semicircle base symmetry is installed in inside top and the bottom of welt, two semicircle base internal surface all is equipped with the draw-in groove, and two the baffle is all installed to the draw-in groove inside.

Preferably, the spout is equipped with two altogether, and two the spout branch is located first semicircle base bottom and is close to front surface position department and second semicircle base top and is close to rear surface position department, two the inside spring that all installs of spout, and two the locating lever is all installed to the spring end.

Preferably, the number of the positioning holes is two, and the two positioning holes are respectively arranged at the position, close to the rear surface, of the bottom end of the first semicircular base and at the position, close to the front surface, of the top end of the second semicircular base.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model achieves the effects of facilitating the disassembly and the assembly of the check ring by arranging the semicircular base, the clamping groove, the baffle, the positioning rod and the positioning hole, bringing great convenience for maintenance and replacement, shortening the maintenance operation time, improving the working efficiency and reducing the maintenance cost.

2. According to the utility model, the effects of facilitating feeding of the barrel and avoiding blockage of the feeding end of the barrel are achieved by arranging the helical blade and the material box, the barrel is rotated by the rotation of the rotating motor, the material in the material box enters the material box, and the helical blade in the feeding pipe rotates to push the material in the material box into the barrel to complete the grinding process.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the interior of the barrel of the present invention;

FIG. 4 is a schematic view of a partial front view of a semi-circular base according to the present invention;

FIG. 5 is a side view of the semi-circular base of the present invention.

In the figure: 1. a feed pipe; 2. a barrel; 3. a gear cover; 4. a discharge pipe; 5. a discharge cover; 6. a discharge hopper; 7. a base; 8. a support frame; 9. rotating the motor; 10. a transmission; 11. mounting a column; 12. a fixed seat; 13. a material box; 14. a hopper; 15. a baffle ring; 16. a helical blade; 17. a liner plate; 18. a toothed ring; 19. a semicircular base; 20. a screen cylinder; 21. a transmission gear; 22. a card slot; 23. a baffle plate; 24. a chute; 25. a spring; 26. positioning a rod; 27. and (7) positioning the holes.

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.

Referring to fig. 1 to 5, the present invention provides a ball mill with low energy consumption for grinding cement powder, which comprises: a ball mill for low-energy-consumption cement grinding comprises a barrel body 2, a base 7 and a feed hopper 14, wherein the barrel body 2 is installed at the top end of the base 7 through an installation column 11, a toothed ring 18 is sleeved on the outer surface of the barrel body 2, a gear cover 3 is installed on the outer surface of the barrel body 2, a speed changer 10 is installed at the top end of the base 7, a transmission gear 21 is installed at the output end of the speed changer 10, the transmission gear 21 is meshed with the toothed ring 18, a rotating motor 9 is installed at one side, close to a discharge pipe 4, of the top end of the base 7, the output end of the rotating motor 9 is connected with the input end of the speed changer 10, the rotating motor 9 outputs power to the speed changer 10, a lining plate 17 is installed on the inner surface of the barrel body 2, semicircular bases 19 are installed at the top end inside the lining plate 17, the number of the semicircular bases 19 is two, the two semicircular bases 19 are symmetrically installed at the top end and the bottom end inside the lining plate 17, clamping grooves 22 are respectively arranged on the inner surfaces of the two semicircular bases 19, and baffles 23 are respectively installed inside the two clamping grooves 22, the clamping groove 22 is arranged to facilitate fixing and mounting of the baffle 23.

The inner surface of the semicircular base 19 is provided with a clamping groove 22, a baffle plate 23 is arranged in the clamping groove 22, the bottom end of the semicircular base 19 is provided with a sliding groove 24 close to the front surface, the number of the sliding grooves 24 is two, the two sliding grooves 24 are respectively arranged at the position close to the front surface at the bottom end of the first semicircular base 19 and the position close to the rear surface at the top end of the second semicircular base 19, springs 25 are respectively arranged in the two sliding grooves 24, positioning rods 26 are respectively arranged at the tail ends of the two springs 25, the positioning rods 26 and the positioning holes 27 are convenient to fix and position the two semicircular bases 19 during installation, the springs 25 are arranged in the sliding grooves 24, the positioning rods 26 are arranged at the tail ends of the springs 25, the position close to the rear surface at the bottom end of the semicircular base 19 is provided with positioning holes 27, the number of the positioning holes 27 is two, and the two positioning holes 27 are respectively arranged at the position close to the rear surface at the bottom end of the first semicircular base 19 and the position close to the front surface at the top end of the second semicircular base 19, and the locating lever 26 is located inside locating hole 27, and inlet pipe 1 is installed to barrel 2 one side, and discharging pipe 4 is installed to the one side that barrel 2 deviates from inlet pipe 1.

Referring to fig. 1 to 3, the present invention provides a low energy consumption ball mill for cement grinding, which comprises: a ball mill for low-energy-consumption cement powder grinding comprises a barrel body 2, a base 7 and a feed hopper 14, wherein the barrel body 2 is installed at the top end of the base 7 through an installation column 11, a lining plate 17 is installed on the inner surface of the barrel body 2, a semicircular base 19 is installed at the top end inside the lining plate 17, a clamping groove 22 is formed in the inner surface of the semicircular base 19, a baffle 23 is installed inside the clamping groove 22, a sliding groove 24 is formed in the position, close to the front surface, of the bottom end of the semicircular base 19, a spring 25 is installed inside the sliding groove 24, a positioning rod 26 is installed at the tail end of the spring 25, a positioning hole 27 is formed in the position, close to the rear surface, of the bottom end of the semicircular base 19, the positioning rod 26 is located inside the positioning hole 27, a feed pipe 1 is installed on one side of the barrel body 2, a feed box 13 is installed at the position, close to the outer side of the feed pipe 1, a fixed seat 12 is installed on the top end of the feed box 13, the feed hopper 14 is installed on the top end of the feed pipe 1, a spiral blade 16 is installed on the outer surface of the feed pipe, a baffle ring 15 is sleeved on one side, on the outer surface of the feed pipe 1, and keep off the ring 15 outside and connect in workbin 13 inboard, it makes barrel 2 rotate to rotate the work of motor 9, the material in the hopper 14 enters into workbin 13, helical blade 16 in the inlet pipe 1 is rotatory to push the material in the workbin 13 inside the completion grinding process of barrel 2, discharging pipe 4 is installed to one side that barrel 2 deviates from inlet pipe 1, base 7 is close to discharging pipe 4 outside position department and installs ejection of compact cover 5 through support frame 8, ejection of compact fill 6 is installed to ejection of compact cover 5 bottom, filter screen cylinder 20 is installed to discharging pipe 4 end, the material after the grinding is discharged from ejection of compact fill 6 after filter screen cylinder 20 filters.

The working principle is as follows: the grinding device is arranged at a place needing to be used, the rotary motor 9 works to enable the barrel 2 to rotate, materials in the hopper 14 enter the material box 13, the helical blade 16 in the feeding pipe 1 rotates to push the materials in the material box 13 into the barrel 2 to finish a grinding process, when the baffle plate 23 needs to be disassembled, the semicircular base 19 is disassembled from the lining plate 17, when the baffle plate 23 needs to be assembled, the baffle plate 23 is drawn into the clamping groove 22, the positioning rod 26 is inserted into the positioning hole 27, and the semicircular base 19 is fixed on the lining plate 17, so that the working process is finished.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low energy consumption ball mill for cement pulverizer, includes barrel (2), base (7) and feeder hopper (14), its characterized in that: the top end of the base (7) is provided with a cylinder body (2) through a mounting column (11), a lining plate (17) is arranged on the inner surface of the cylinder body (2), a semicircular base (19) is arranged at the top end inside the lining plate (17), a clamping groove (22) is arranged on the inner surface of the semicircular base (19), a baffle plate (23) is arranged in the clamping groove (22), a sliding chute (24) is arranged at the bottom end of the semicircular base (19) close to the front surface, a spring (25) is arranged in the sliding chute (24), a positioning rod (26) is arranged at the tail end of the spring (25), a positioning hole (27) is arranged at the position, close to the rear surface, of the bottom end of the semicircular base (19), the positioning rod (26) is positioned in the positioning hole (27), one side of the cylinder body (2) is provided with the feeding pipe (1), a discharging pipe (4) is installed on one side, deviating from the feeding pipe (1), of the barrel body (2).

2. The ball mill for cement grinding of claim 1, characterized in that: base (7) top is close to inlet pipe (1) outside position department and installs workbin (13) through fixing base (12), feeder hopper (14) are installed on workbin (13) top, inlet pipe (1) internally mounted has helical blade (16), one side that inlet pipe (1) surface is close to workbin (13) has been cup jointed and has been kept off ring (15), and keeps off the ring (15) outside and connect in workbin (13) inboardly.

3. The ball mill for cement grinding of claim 1, characterized in that: base (7) are close to discharging pipe (4) outside position department and install ejection of compact cover (5) through support frame (8), ejection of compact cover (5) bottom is installed out hopper (6), filter screen section of thick bamboo (20) are installed to discharging pipe (4) end.

4. The ball mill for cement grinding of claim 1, characterized in that: the outer surface of the barrel body (2) is sleeved with a toothed ring (18), the outer surface of the barrel body (2) is provided with a gear cover (3), the top end of the base (7) is provided with a speed changer (10), the output end of the speed changer (10) is provided with a transmission gear (21), and the transmission gear (21) is meshed with the toothed ring (18).

5. The ball mill for cement grinding of claim 4, characterized in that: one side that base (7) top is close to discharging pipe (4) is installed and is rotated motor (9), it connects to rotate motor (9) output and variable-speed motor (10) input.

6. The ball mill for cement grinding of claim 1, characterized in that: semicircle base (19) are equipped with two altogether, and two semicircle base (19) symmetry is installed in inside top and bottom of welt (17), two semicircle base (19) internal surface all is equipped with draw-in groove (22), and two baffle (23) are all installed to draw-in groove (22) inside.

7. The ball mill for cement grinding of claim 1, characterized in that: spout (24) are equipped with two altogether, and two spout (24) branch is located first semicircle base (19) bottom and is close to front surface position department and second semicircle base (19) top and is close to rear surface position department, two inside spring (25) of all installing of spout (24), and two locating lever (26) are all installed to spring (25) end.

8. The ball mill for cement grinding of claim 1, characterized in that: the number of the positioning holes (27) is two, and the two positioning holes (27) are respectively arranged at the position, close to the rear surface, of the bottom end of the first semicircular base (19) and at the position, close to the front surface, of the top end of the second semicircular base (19).