CN113600299B

CN113600299B - Tube mill for fly ash production

Info

Publication number: CN113600299B
Application number: CN202111169544.7A
Authority: CN
Inventors: 李刚; 韩楷; 王泽�; 丁浩
Original assignee: Jiangsu Pengfei Group Co Ltd
Current assignee: Jiangsu Pengfei Group Co Ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2021-12-07
Anticipated expiration: 2041-10-08
Also published as: CN113600299A

Abstract

The invention discloses a tube mill for producing fly ash, which relates to the technical field of industrial processing equipment and comprises a bottom frame, wherein a coal scraping device is arranged on the bottom frame and is connected with a driving device, the driving device is arranged on the bottom frame and is simultaneously connected with a tube mill device, the tube mill device is arranged on the bottom frame, and a water spraying device is also arranged on the bottom frame.

Description

Tube mill for fly ash production

Technical Field

The invention relates to the technical field of industrial processing equipment, in particular to a tube mill for producing fly ash.

Background

In coal mining, the mined coal usually needs to be subjected to subsequent treatment by methods such as crushing, tube milling and the like so as to finally form raw materials and meet market requirements. However, the conventional tube mill is often low in automation efficiency, and can cause that part of large coal is not ground in place, energy is consumed through one-time grinding, a high-power motor is required to be used, the loss of equipment and energy is serious, and in addition, large powder is generated by high-power vibration and is floated in the air, so that air pollution is caused. Therefore, a tube mill for producing fly ash is needed.

Patent with application number CN202020547224.5 discloses a high-efficient tube mill, and the technical scheme that the device adopted is: the internally mounted of first mill pipe has the second to grind the pipe, the second grinds the left center department bolt of pipe and has the pivot, and the pivot rotates with the left side of first mill pipe to be connected, and the device adopts the tradition to polish with one heart, and the material that makes is polished inadequately, can not guarantee to polish the granularity, and the ejection of compact is inconvenient moreover.

Disclosure of Invention

The invention aims to solve the technical problems that aiming at the defects in the prior art, the device capable of automatically producing the fly ash is provided, and the defects that the polishing degree is low, the polishing time is long, dust cannot be removed and the like in the prior art are overcome.

The technical scheme adopted by the invention for solving the technical problems is as follows: the pipe mill for producing the fly ash comprises a base frame, wherein a coal scraping device is arranged on the base frame and is connected with a driving device, the driving device is arranged on the base frame and is simultaneously connected with a pipe mill device, the pipe mill device is arranged on the base frame, a water spraying device is further arranged on the base frame, the pipe mill device comprises a milling barrel fixedly arranged on the base frame, a spiral milling pipe is fixedly arranged in the milling barrel, the driving device is connected with an eccentric wheel, the eccentric wheel is arranged in the milling barrel, one end of a universal joint is fixedly arranged on the eccentric wheel, the other end of the universal joint is connected with one end of a first transition joint, the other end of the first transition joint is slidably arranged on a sliding connecting piece, one end of a second transition joint is also slidably arranged on the sliding connecting piece, and the milling pipes are arranged outside the first transition joint and the second transition joint, the other end of the transition joint II is connected with an articulated piece, the articulated piece is articulated on a hinged support, and the hinged support is fixedly arranged in the grinding cylinder.

Furthermore, the surface of the polishing pipe is provided with a polishing convex strip.

Furthermore, a feed inlet is formed in the polishing barrel, and sieve holes are formed in the lower side of the polishing barrel.

Further, drive arrangement is including the fixed power supply of polishing that sets up on the chassis, the power supply of polishing is connected with drive gear, drive gear becomes gear fit with driven gear, drive gear and driven gear all rotate the setting on the chassis.

Further, scrape the coal device including setting up the board of accepting on the chassis, the fixed one end that is provided with swing connecting rod two on the drive gear, the two other ends of swing connecting rod rotate with the one end of swing connecting rod one and are connected, swing connecting rod one other end with scrape coal pivot fixed connection, scrape coal pivot and rotate and set up on the chassis, scrape fixed pivot connecting rod one end that is provided with in the coal pivot, the pivot connecting rod other end rotates and sets up on the spout pole, spout pole and scraper blade fixed connection, the spout of spout pole with rotate slider sliding connection, it rotates and sets up on the support to rotate the slider, the support is fixed to be set up on the chassis.

Furthermore, a drying device is arranged on the bearing plate.

Furthermore, a trigger rod is fixedly arranged on the driven gear.

Further, watering device include with the dwang of trigger bar contact complex, the dwang sets up in the watering pivot, the watering pivot sets up on the water tank, still be provided with the watering bull stick in the watering pivot, the watering bull stick rotates with connecting rod one end and is connected, the connecting rod other end is connected with pressing the valve rotation, press the valve slip to set up on the water tank, the fixed sprinkler pipe that is provided with on the water tank.

The working principle of the invention is as follows: when the coal grinding machine is used, large coal to be ground is poured into the grinding cylinder from a feeding hole in the grinding cylinder, after the large coal to be ground is poured, the grinding power source is started, the driving gear is driven to rotate, the eccentric wheel is driven to rotate along with the mutual meshing motion of the driving gear and the driven gear, the eccentric wheel drives the universal joint and the first transition joint to perform space centrifugal motion, the first transition joint and the second transition joint are respectively installed on the sliding connecting piece in the middle in a sliding mode, and when the first transition joint and the second transition joint on the two sides rotate, the sliding connecting piece rotates along with the first transition joint and the second transition joint and slides relatively. Meanwhile, the polishing pipes arranged on the first transition joint and the second transition joint rotate in a centrifugal mode, and the two polishing pipes can elastically deform to a certain degree. Therefore, the large coal blocks form overstocking and friction of relative movement between the grinding pipe and the spiral grinding pipe, and the grinding efficiency is higher due to the relative movement of the grinding pipes with the two intersecting surface grains. At the two tail ends of the transition joint, the flexibility and the swinging freedom degree of the whole device can be greatly increased through the mutual matching of the hinged piece and the hinged support. After a certain degree of grinding, large particles of coal are ground into small particles or powder which fall onto the receiving plate from the screen-shaped slot at the bottom of the grinding drum. When grinding, through swing connecting rod two, swing connecting rod one, scrape coal pivot and pivot connecting rod and link for scrape the coal pivot and drive the scraper blade through scraping the epaxial pivot connecting rod of coal pivot and slide on rotating the slider in the pivoted, rotate the slider and can rotate when gliding, make the scraper blade carry out periodic scraping and accept the fly ash on the board, make the fly ash after being ground can not a large amount of accumulations and cause the jam on accepting the board. Consider the design of feature of environmental protection, in driven gear pivoted, the rotation through the drive trigger bar triggers watering device and supplies water, concrete operation does, once the dwang is touched to the trigger bar, then the dwang just rotates certain angle, install the synchronous rotation of the watering pivot on it, so drive the motion of watering bull stick, the watering bull stick rotates and drives through the connecting rod and press the valve to pushing down, when pressing the valve and pushing down, exert pressure for the water in the water tank, thereby impress water through the sprinkler pipe in the section of thick bamboo of polishing, sprinkle, thereby the pollution of dust has been avoided.

Compared with the prior art, the invention has the beneficial effects that: (1) according to the invention, the feeding, grinding and screening discharging of the pulverized coal are combined in a linkage manner, so that the continuous operation capability of the pulverized coal is improved, and the working efficiency is further improved; (2) the grinding method of the centerless pipe mill is adopted, so that coal can contact the grinding pipe in a large area in the grinding cylinder as much as possible, and the grinding granulation degree is further improved; (3) the spiral grinding pipe on the inner wall of the grinding cylinder and the rotary straight cylindrical grinding pipe move relatively, and the force applied to coal by the surfaces of the spiral grinding pipe and the rotary straight cylindrical grinding pipe is intersected, so that large-particle coal contacted with the grinding pipe is subjected to forces in different directions, and the grinding pipe is broken into small particles more quickly.

Drawings

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

FIG. 2 is a schematic structural diagram of a driving device according to the present invention.

FIG. 3 is an enlarged view of the sprinkler of the present invention.

Fig. 4 is a schematic view of the internal structure of the polishing barrel of the present invention.

FIG. 5 is a schematic view of the internal structure of the spiral polishing tube of the present invention.

FIG. 6 is a schematic view of the internal structure of the polishing tube according to the present invention.

Reference numerals: 1-a chassis; 2-a coal scraping device; 3-a drive device; 4-a watering device; 5-a tube mill device; 6-a scaffold; 7-rotating the slide block; 8-a chute bar; 9-a scraper; 10-coal scraping rotating shaft; 11-a spindle linkage; 12-a bearing plate; 13-a first swing connecting rod; 14-a second swing connecting rod; 15-grinding a power source; 16-a drive gear; 17-a driven gear; 18-a trigger lever; 19-rotating rods; 20-a watering rotating shaft; 21-a watering rotating rod; 22-a connecting rod; 23-a pressure valve; 24-a sprinkler pipe; 25-grinding the cylinder; 26-spirally polishing the tube; 27-a hinge; 28-free bearing; 29-eccentric wheel; 30-polishing the tube; 31-a sliding connection; 32-universal joint; 33-transition joint one; 34-transitional joint two.

Detailed Description

In the following description of the present invention, it is to be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the following description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be direct or indirect via an intermediate medium, and the connection may be internal to the two components. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention will be further described with reference to the drawings and illustrative embodiments, which are provided herein to illustrate and not to limit the invention. In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted.

Example (b): referring to fig. 1, a tube mill for producing fly ash is shown, wherein a bottom frame 1 is fixedly provided with a coal scraping device 2, the coal scraping device 2 is connected with a driving device 3, the driving device 3 is fixedly arranged on the bottom frame 1 and is simultaneously connected with a tube mill device 5, the tube mill device 5 is fixedly arranged on the bottom frame 1, and a water spraying device 4 is further fixedly arranged on the bottom frame 1.

Referring to fig. 1-2, a coal scraping device 2 is shown, wherein a bracket 6 is fixedly disposed on an underframe 1, a rotating slider 7 is rotatably disposed on the bracket 6, the rotating slider 7 is slidably connected with a chute of a chute rod 8, the chute rod 8 is fixedly connected with a scraping plate 9, a rotating shaft connecting rod 11 is rotatably disposed on the chute rod 8, the other end of the rotating shaft connecting rod 11 is fixedly disposed on a coal scraping rotating shaft 10, the coal scraping rotating shaft 10 is fixedly connected with one end of a swinging connecting rod one 13, the coal scraping rotating shaft 10 is rotatably disposed on the underframe 1, the other end of the swinging connecting rod one 13 is rotatably connected with one end of a swinging connecting rod two 14, and the other end of the swinging connecting rod two 14 is fixedly disposed on a driving gear 16.

Referring to fig. 1-2, the driving device 3 is shown, wherein the sanding power source 15 is fixedly disposed on the bottom frame 1, the sanding power source 15 is connected with the driving gear 16, the driving gear 16 is in gear fit with the driven gear 17, the driven gear 17 is fixedly provided with the trigger rod 18, and the driving gear 16 and the driven gear 17 are both rotatably disposed on the bottom frame 1.

Referring to fig. 1-3, the sprinkler 4, wherein the rotating rod 19 is in contact with the trigger rod 18, the rotating rod 19 is fixedly disposed on the water spraying rotating shaft 20, the water spraying rotating shaft 20 is rotatably disposed on the water tank, one end of the water spraying rotating shaft 20 is further fixedly disposed on the water spraying rotating shaft 20, the other end of the water spraying rotating shaft 21 is rotatably connected with one end of the connecting rod 22, the other end of the connecting rod 22 is rotatably connected with the pressure valve 23, the pressure valve 23 is slidably disposed on the water tank, and the water tank is fixedly provided with the water spraying pipe 24.

Referring to fig. 1, 2 and 4-6, a pipe grinding device 5 is shown, wherein a grinding cylinder 25 is fixedly arranged on an underframe 1, a feed inlet is arranged on the grinding cylinder 25, a sieve hole is arranged on the lower side of the grinding cylinder 25, a spiral grinding pipe 26 is fixedly arranged in the grinding cylinder 25, an eccentric wheel 29 is fixedly connected with a driven gear 17, the eccentric wheel 29 is rotatably arranged in the grinding cylinder 25, one end of a universal joint 32 is fixedly arranged on the eccentric wheel 29, the other end of the universal joint 32 is connected with one end of a first transition joint 33, a grinding pipe 30 is arranged on the outer side of the first transition joint 33, two grinding pipes 30 are arranged, the other end of the first transition joint 33 is slidably arranged on a sliding connecting piece 31, one end of a second transition joint 34 is further slidably arranged on the sliding connecting piece 31, the outer side of the second transition joint 34 is provided with another grinding pipe 30, the other end of the second transition joint 34 is connected with a hinge piece 27, the hinge piece 27 is hinged on a hinge base 28, the hinged support 28 is fixedly arranged in the polishing barrel 25, and polishing convex strips are arranged on the surface of the polishing pipe 30.

When the coal grinding machine is used, large coal blocks to be ground are poured into the grinding barrel 25 from a feeding hole in the grinding barrel 25, after the large coal blocks are poured, the grinding power source 15 is started, the driving gear 16 is driven to rotate, the eccentric wheel 29 is driven to rotate along with the mutual meshing motion of the driving gear 16 and the driven gear 17, the eccentric wheel 29 drives the universal joint 32 and the first transition joint 33 to perform spatial centrifugal motion, the first transition joint 33 and the second transition joint 34 are respectively installed on the middle sliding connecting piece 31 in a sliding mode, and when the first transition joint 33 and the second transition joint 34 on the two sides rotate, the sliding connecting piece 31 rotates along with the first transition joint 33 and the second transition joint 34 and slides relatively. Meanwhile, the grinding pipes 30 mounted on the first transition joint 33 and the second transition joint 34 perform centrifugal rotation, and both the grinding pipes 30 can perform certain elastic deformation. The bulk of the coal creates a backlog and friction of relative motion between the grinding tube 30 and the helical grinding tube 26 and the relative motion of the grinding tube where the two surface textures intersect results in a higher grinding efficiency. At the tail end of the second transition joint 34, the flexibility and the swinging freedom of the whole device can be greatly increased through the mutual matching of the hinge piece 27 and the hinge seat 28. After some grinding, the large coal particles are ground into smaller particles or fines which fall through the screen slots in the bottom of grinding drum 25 onto receiving plate 12. When grinding, the second swing connecting rod 14, the first swing connecting rod 13, the coal scraping rotating shaft 10 and the rotating shaft connecting rod 11 are linked, so that the coal scraping rotating shaft 10 rotates and drives the scraping plate 9 to slide on the rotating slide block 7 through the rotating shaft connecting rod 11 on the coal scraping rotating shaft 10, the rotating slide block 7 rotates while sliding, the scraping plate 9 periodically scrapes the coal ash on the bearing plate 12, and the ground coal ash cannot be accumulated on the bearing plate 12 in a large amount to cause blockage. Consider the design of environmental protection nature, in driven gear 17 pivoted, the rotation through drive trigger bar 18 triggers watering device water supply, concrete operation does, every time trigger bar 18 touches dwang 19 once, then dwang 19 just rotates certain angle, install the synchronous rotation of watering pivot 20 on it, so drive the motion of watering bull stick 21, watering bull stick 21 rotates and drives through connecting rod 22 and press valve 23 and push down, when pressing valve 23 and pushing down, for the water in the water tank exerts pressure, thereby impress water in the section of thick bamboo 25 of polishing through sprinkler pipe 24, sprinkle, thereby the pollution of dust has been avoided.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations are intended to fall within the scope of the appended claims.

Claims

1. The utility model provides a fly ash production is with tube mill, includes the chassis, be provided with on the chassis and scrape the coal device, it is connected with drive arrangement to scrape the coal device, drive arrangement sets up on the chassis and is connected with the tube mill device simultaneously, the tube mill device sets up on the chassis, still be provided with watering device, its characterized in that on the chassis:

the pipe grinding device comprises a grinding cylinder fixedly arranged on an underframe, a spiral grinding pipe is fixedly arranged in the grinding cylinder, the driving device is connected with an eccentric wheel, the eccentric wheel is arranged in the grinding cylinder, one end of a universal joint is fixedly arranged on the eccentric wheel, the other end of the universal joint is connected with one end of a first transition joint, the other end of the first transition joint is arranged on a sliding connecting piece in a sliding manner, one end of a second transition joint is also arranged on the sliding connecting piece in a sliding manner, the grinding pipes are arranged on the outer sides of the first transition joint and the second transition joint, the other end of the second transition joint is connected with an articulated piece, the articulated piece is articulated on an articulated seat, and the articulated seat is fixedly arranged in the grinding cylinder;

the driving device comprises a grinding power source arranged on the bottom frame, the grinding power source is connected with a driving gear, the driving gear is matched with a driven gear, and the driving gear and the driven gear are both arranged on the bottom frame;

scrape the coal device including setting up the board of accepting on the chassis, the fixed one end that is provided with swing connecting rod two on the drive gear, the two other ends of swing connecting rod rotate with the one end of swing connecting rod one and are connected, swing connecting rod one other end with scrape coal pivot fixed connection, it rotates and sets up on the chassis to scrape the coal pivot, scrape fixed pivot connecting rod one end that is provided with in the coal pivot, the pivot connecting rod other end rotates and sets up on the spout pole, spout pole and scraper blade fixed connection, the spout and the rotation slider sliding connection of spout pole, it rotates and sets up on the support to rotate the slider, the support is fixed to be set up on the chassis.

2. The tube mill for producing fly ash according to claim 1, wherein: the surface of the polishing pipe is provided with a polishing convex strip.

3. The tube mill for producing fly ash according to claim 1, wherein: the polishing device is characterized in that a feeding hole is formed in the polishing barrel, and sieve holes are formed in the lower side of the polishing barrel.

4. The tube mill for producing fly ash according to claim 1, wherein: and a drying device is arranged on the bearing plate.

5. The tube mill for producing fly ash according to claim 1, wherein: and a trigger rod is fixedly arranged on the driven gear.

6. The tube mill for producing fly ash according to claim 5, wherein: the watering device includes the dwang with the trigger lever contact complex, the dwang sets up in the watering pivot, the watering pivot sets up on the water tank, still be provided with the watering bull stick in the watering pivot, the watering bull stick rotates with connecting rod one end to be connected, the connecting rod other end with press the valve to rotate to be connected, press the valve to slide and set up on the water tank, the fixed sprinkler pipe that is provided with on the water tank.