CN216637899U - Vibration coal feeder with screening function - Google Patents

Abstract

The utility model belongs to the technical field of the feeder equipment and specifically relates to a vibration feeder with screening function is related to, which comprises a frame, install in the uncovered feeding case that sets up in frame top and bottom, feed hopper on feeding case top communicates, locate coarse screening subassembly and the fine screening subassembly that arrange in proper order along vertical direction in the feeding case, install and be located the feeding bottom of the case portion in the frame and be the play hopper that the slope set up, vibrating motor is installed to the higher one end that goes out the hopper, it is connected with the adjusting part who is used for adjusting out hopper and horizontal angle to go out the hopper. The coal screening device has the effects of screening and adjusting the coal discharging speed.

Description

Vibration coal feeder with screening function

Technical Field

The present application relates to the field of coal feeder equipment, and more particularly, to a vibratory coal feeder with screening functionality.

Background

Coal has been used as a fuel for as long as 800 years ago, and has been widely used as a fuel for industrial production, and coal plays an important role in the fields of heavy industry, light industry, energy industry, metallurgical industry and the like for modern industry.

The vibration coal feeder is a device widely used in coal industry, which can feed raw coal and powdered coal from storage bin to receiving device uniformly or quantitatively.

In view of the above-mentioned related technologies, the inventor believes that a conventional vibration coal feeder only has a function of conveying coal briquettes, cannot screen the conveyed coal briquettes, and obviously cannot meet requirements in some devices having requirements on the size of the coal briquettes.

SUMMERY OF THE UTILITY MODEL

In order to be able to sieve the material of carrying out, this application provides a vibration feeder with screening function.

The application provides a vibration feeder with screening function adopts following technical scheme:

a vibration coal feeder with a screening function comprises a rack, a feeding box arranged above the rack and provided with an opening at the bottom, a feeding hopper communicated with the top end of the feeding box, a coarse screening component and a fine screening component which are arranged in the feeding box in sequence along the vertical direction, and a discharging hopper which is arranged on the rack and is positioned at the bottom of the feeding box in an inclined manner, wherein the higher end of the discharging hopper is connected with a vibration motor, the coarse screening component comprises a plurality of screening rods which are arranged in an inclined manner along the horizontal direction, the bottoms at the two ends of the screening rods are respectively provided with a horizontal rod which is connected with the inner walls at the two opposite sides of the feeding box, an elastic component is arranged between the bottoms at the two ends of each screening rod and the two horizontal rods, the fine screening mechanism comprises a screening plate which is arranged in an inclined manner, the inner walls at the two opposite sides of the feeding box are provided with sliding chutes, and sliding blocks are arranged at the two sides of the screening plate and are respectively connected in the two sliding chutes in the sliding chutes in a sliding manner, the sieve bottom is connected with drive assembly, row's material pipe is installed to feed box outer wall, the feed box is located the sieve pole with the lower one end department of sieve has seted up in proper order that first collection mouth and second collect the mouth with row expects that the pipe is linked together.

Through adopting above-mentioned technical scheme, the coal cinder gets into the feeding incasement from the feeder hopper, filter through the coarse screening subassembly earlier, the in-process sieve pole of screening can vibrate from top to bottom, prevent that the coal cinder card from causing the jam between two adjacent sieve poles, the efficiency of screening has also been increased simultaneously, the coal cinder after the screening falls and carries out the secondary screening in the fine screening subassembly, the in-process sieve of screening slides under drive assembly's drive, avoid the coal cinder to pile up on the sieve upper surface, the sieve of rocking simultaneously has also increased the screening efficiency to the coal cinder, the coal cinder after the screening falls out in the hopper, discharge from the lower one end of hopper under vibrating motor's vibration, the coal cinder that coarse screening subassembly and fine screening subassembly were selected is collected mouthful and is slided into in the row's of arranging material pipe from first collection mouth and second respectively under the action of gravity of self and is discharged.

Preferably, the driving assembly comprises a driving motor, a first connecting rod and a second connecting rod, the driving motor, the first connecting rod and the second connecting rod are installed on the outer side wall of the feeding box, an output shaft of the driving motor penetrates through the side wall of the feeding box and is fixedly connected with one end of the first connecting rod, one end of the second connecting rod is hinged to one side of the lower surface of the sieve plate, one end of the first connecting rod is rotatably connected with one end of the second connecting rod, and the driving assembly is located two groups are symmetrically arranged below the sieve plate.

Through adopting above-mentioned technical scheme, the output shaft through driving motor rotates, drives first connecting rod and second connecting rod and rotates, and the articulated sieve of in-process pulling that the second connecting rod removed carries out reciprocating motion to the completion is to the quick screening of coal cinder.

Preferably, be equipped with the baffle that the slope set up between coarse screening subassembly and the fine screening subassembly, the lower one end of baffle is located the higher one end top of sieve and with be the interval setting between the feeding incasement wall.

Through adopting above-mentioned technical scheme, the baffle makes the coal cinder fill that falls from the coarse screening subassembly assemble the higher one end of sieve and screens, has increased the screening time to the coal cinder, has guaranteed the abundant screening to the coal cinder.

Preferably, the inner side wall of the feeding box is positioned above the higher end of the sieve plate and is connected with a first material guide plate which is arranged in a downward inclined mode.

Through adopting above-mentioned technical scheme, first stock guide blocks the coal that falls, avoids the coal directly to fall from the sieve in the clearance that produces between slip in-process and the feeding incasement wall through the screening.

Preferably, the elastic part comprises a sleeve connected to the top of the horizontal rod and an insertion rod hinged to the bottom of one end of the sieve rod and inserted into the sleeve in a sliding manner, a spring is connected into the sleeve, and one end of the spring abuts against the bottom end of the insertion rod.

Through adopting above-mentioned technical scheme, elastic component makes the sieve pole can move on vertical direction after receiving the impact of coal cinder, the effectual big coal cinder of having solved blocks the problem between two adjacent sieve poles under the action of gravity.

Preferably, the bottom end of the peripheral wall of the insertion rod is connected with a first lantern ring, the top end of the inner wall of the sleeve is connected with a second lantern ring, and the top end of the first lantern ring abuts against the bottom end of the second lantern ring.

Through adopting above-mentioned technical scheme, the problem emergence that the too big grafting pole breaks away from the sleeve that leads to of the oscillational range of avoiding the sieve pole is avoided in the setting of first lantern ring and second lantern ring.

Preferably, the higher one end bottom both sides of going out the hopper are equipped with the support column, the support frame is installed on the support column top, the support frame with be equipped with elastic base between the support column and connect, the higher one end both sides of going out the hopper rotate respectively connect in two the support frame, the lower one end bottom both sides of going out the hopper respectively are equipped with one and articulate in the actuating cylinder on ground, the telescopic link one end of actuating cylinder is connected with wire rope, the frame is located go out hopper both sides top and all install the fixed pulley, wire rope's one end is walked around the fixed pulley with the lateral wall of going out the hopper is connected.

Through adopting above-mentioned technical scheme, the actuating cylinder is flexible through control telescopic link, and the wire rope pulling that connects through the telescopic link goes out the hopper rotation, changes the contained angle of hopper and horizontal direction to change the ejection of compact speed of coal cinder.

Preferably, a first hanging spring is arranged between the steel wire rope and the discharge hopper for connection, and second hanging springs are arranged on two sides of the machine frame above the discharge hopper and connected with two sides of the discharge hopper.

Through adopting above-mentioned technical scheme, through the first spring and the second of hanging that set up, the effectual impact force that has alleviateed out the hopper and bring for wire rope in the vibration process avoids wire rope fracture to take place dangerously.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the coarse screening component and the fine screening component which are arranged in the feeding box are matched, so that the coal blocks are effectively screened, and meanwhile, the screening efficiency is improved due to the arrangement of the two groups of screening components;

2. the elastic components connected with the bottoms of the two ends of the sieve rod avoid the occurrence of blockage of the coal blocks;

3. the adjusting assembly connected with the discharging hopper realizes the regulation and control of the discharging speed by changing the included angle between the discharging hopper and the horizontal plane.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a sectional view showing the entire structure of the present embodiment;

fig. 3 is a partially enlarged view of a portion a in fig. 2;

fig. 4 is a schematic structural view of the screen portion in this embodiment.

Description of reference numerals: 1. a frame; 2. a feeding box; 3. a feed hopper; 4. a coarse screening component; 5. a fine screening component; 6. a discharge hopper; 7. a vibration motor; 8. a discharge pipe; 9. a screen bar; 10. a first collection port; 11. a horizontal bar; 12. an elastic component; 13. a sleeve; 14. a plug rod; 15. a spring; 16. a first collar; 17. a second collar; 18. a sieve plate; 19. a chute; 20. a slider; 21. a drive assembly; 22. a second collection port; 23. a drive motor; 24. A first link; 25. a second link; 26. a baffle plate; 27. a first material guide plate; 28. a support pillar; 29. a support frame; 30. an elastic base; 31. an adjustment assembly; 32. a drive cylinder; 33. a wire rope; 34. a fixed pulley; 35. a first suspension spring; 36. a second suspension spring; 37. a second material guide plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses vibration feeder with screening function. Referring to fig. 1 and 2, a vibration coal feeder with a screening function comprises a frame 1, a feeding box 2 arranged above the frame 1 and provided with an opening at the bottom, a feeding hopper 3 communicated with the top end of the feeding box 2, a coarse screening component 4 and a fine screening component 5 which are arranged in the feeding box 2 in sequence along the vertical direction, a discharging hopper 6 arranged at the bottom of the feeding box 2 of the frame 1 and obliquely arranged, a vibrating motor 7 is arranged at the higher end of the discharging hopper 6, a discharging pipe 8 is arranged on the side wall of the feeding box 2 and communicated with the inside of the feeding box 2, coal blocks enter the feeding box 2 from the feeding hopper 3, the coal blocks in the feeding box 2 are screened by the coarse screening component 4, the screened coal blocks are screened by the fine screening component 5 and then fall into the discharging hopper 6, the coal blocks are discharged from the lower end of the discharging hopper 6 by matching with the vibrating motor 7, large coal blocks which do not meet the requirements and are screened by the coarse screening component 4 and the fine screening component 5 are discharged by the discharging pipe 8, two sets of screening subassemblies through setting up carry out twice screening and have improved the screening speed to the coal cinder on the one hand, and coarse screening subassembly 4 provides the cushioning effect for fine screening subassembly 5 simultaneously, has avoided the coal cinder to directly strike on fine screening subassembly 5 and has caused the damage.

Referring to fig. 2 and 3, the rough screening assembly 4 includes a plurality of screen rods 9 disposed in an inclined manner and arranged along a horizontal direction, a first collecting port 10 extending along the horizontal direction is formed at a lower end of a side wall of the feeding box 2 at the lower end of the screen rods 9 and communicated with the discharging pipe 8, a second material guide plate 37 inclined toward the surface of the screen rods 9 is disposed above a higher end of the side wall of the feeding box 2 at the upper end of the screen rods 9, the second material guide plate 37 facilitates coal blocks to fall onto the screen rods 9 for screening, horizontal rods 11 are disposed at bottoms of two ends of the screen rods 9 and connected with two opposite side walls of the feeding box 2, elastic assemblies 12 are connected between two ends of the screen rods 9 and two horizontal rods 11, each elastic assembly 12 includes a sleeve 13 fixedly connected to a top of the horizontal rods 11, and an inserting rod 14 hinged to a bottom of one end of the screen rods 9 and slidably inserted into the sleeve 13, a spring 15 is connected in the sleeve 13, one end of the spring 15 abuts against a bottom end of the inserting rod 14, after the coal cinder falls on sieve pole 9, the coal cinder after tentatively screening falls from between each sieve pole 9, the nonconforming coal cinder gets into the interior discharge in row material pipe 8 along the sieve pole 9 that the slope set up from first collection mouth 10, because sieve pole 9 both ends bottom is connected with elastic component 12, sieve pole 9 can vibrate from top to bottom when the coal cinder falls on sieve pole 9, prevent that the coal cinder from falling to block between the two adjacent sieve poles 9 and die, the sieve pole 9 of vibration has also accelerated the efficiency of screening simultaneously, accelerate the coal cinder and slide to first collection mouth 10 department and discharge.

The inner wall bottom that the perisporium bottom cover of peg graft pole 14 was equipped with first lantern ring 16, sleeve 13 is connected with second lantern ring 17, and the top butt of first lantern ring 16 is in the bottom of second lantern ring 17, through the setting of first lantern ring 16 and second lantern ring 17, prevents that the vibration range is too big, and peg graft pole 14 drops in following sleeve 13.

Referring to fig. 2 and 4, the fine screening assembly 5 includes a screen plate 18 inclined toward the same direction as the screen rod 9, sliding grooves 19 extending along the inclined direction of the screen plate 18 are formed on the inner walls of two opposite sides of the feeding box 2, two ends of the screen plate 18 are connected with sliding blocks 20 respectively and slidably connected into the two sliding grooves 19, a driving assembly 21 for driving the screen plate 18 to slide is connected to the bottom of the screen plate 18, coal blocks falling on the screen plate 18 after primary screening are screened by the screen plate 18 for secondary screening, the driving assembly 21 drives the screen plate 18 to slide to accelerate the screening speed of the screen plate 18 and prevent the coal blocks from accumulating, the screened coal blocks are accelerated to be discharged from a second collecting port 22, the lower end of the screen plate 18 is always positioned outside the second collecting port 22 in the sliding process of the screen plate 18, a first material guide plate 27 inclined toward the screen plate 18 is connected to the upper part of the inner wall of the higher end of the screen plate 18 of the feeding box 2, the coal blocks which are not qualified after being screened can not fall into the discharging hopper 6 from the gap between the screen plate 18 and the feeding box 2.

The driving assembly 21 comprises two driving motors 23 arranged on the outer wall of the feeding box 2, a first connecting rod 24 and a second connecting rod 25, an output shaft of each driving motor 23 penetrates through the side wall of the feeding box 2 and extends to one end of the inside of the feeding box 2, the end of each second connecting rod 25 is fixedly connected to one side of the bottom of the sieve plate 18, one ends of the first connecting rod 24 and the second connecting rod 25 are rotatably connected, the rotating planes of the first connecting rod 24 and the second connecting rod 25 are parallel to a vertical plane, two driving motors 23 are symmetrically arranged on two sides of the bottom of the sieve plate 18 of the driving assembly 21, and the two driving motors 23 rotate synchronously, the output shaft driven by the driving motor 23 drives the first connecting rod 24 to rotate, the first connecting rod 24 drives the second connecting rod 25 to move in the rotating process, thereby driving the sieve plate 18 hinged with the second connecting rod 25 to shake to and fro to complete the sieving of the coal blocks, and simultaneously adjusting the rotating speed of the driving motor 23 to adjust the sieving speed.

Referring to fig. 2, a baffle 26 is obliquely arranged between the coarse screening component 4 and the fine screening component 5, the higher end of the baffle 26 and the lower end of the screen plate 18 are located on the same side and are connected with the inner wall of the feeding box 2, the lower end of the baffle 26 and the higher end of the screen plate 18 are located on the same side and are spaced from the inner wall of the feeding box 2, and the baffle 26 is arranged to ensure that coal blocks after coarse screening all fall from the higher end of the screen plate 18 and can be screened sufficiently.

Referring to fig. 1, the two sides of the bottom of the higher end of the discharge hopper 6 are respectively provided with a supporting column 28, the top end of the supporting column 28 is provided with a supporting frame 29, an elastic base 30 is arranged between the supporting frame 29 and the supporting column 28, the two sides of the higher end of the discharge hopper 6 are rotatably connected with the two supporting frames 29, the two sides of the lower end of the discharge hopper 6 are connected with an adjusting component 31, thereby adjusting the discharge speed of coal briquettes by adjusting the included angle between the discharge hopper 6 and the horizontal plane through the adjusting component 31, and the elastic base 30 arranged between the supporting frame 29 and the supporting column 28 is used for buffering the downward impulse generated when the discharge hopper 6 vibrates.

Adjusting part 31 includes two and articulates the actuating cylinder 32 in the lower one end both sides of hopper 6 respectively, connect the wire rope 33 in the telescopic link one end of actuating cylinder 32, two install respectively in the fixed pulley 34 that 1 both sides of frame were located hopper 6 top, two fixed pulley 34 are walked around respectively to the one end of wire rope 33 and are connected in the both sides of hopper 6 through first hanging spring 35, stretch out and draw back through controlling two actuating cylinders 32 in step and come out hopper 6 through wire rope 33 pulling and carry out the regulation of position to hopper 6, the setting of first hanging spring 35 is used for buffering the pulling force to wire rope 33 when hopper 6 vibrates, prevent that wire rope 33 from taking place the fracture at the in-process of hopper 6 vibrations.

The two sides of the frame 1 above the discharge hopper 6 are respectively provided with a second suspension spring 36 connected with the two sides of the discharge hopper 6, and the discharge hopper 6 pulls the steel wire rope 33 through the two second suspension springs 36, so that the safety of the equipment during operation is improved.

The implementation principle of the vibration coal feeder with the screening function in the embodiment of the application is as follows: coal blocks are added into a feeding box 2 from a feeding hopper 3, then coarse screening is carried out through a plurality of arranged sieve rods 9, the sieve rods 9 can rock up and down through elastic components 12 connected at the bottom to effectively prevent material blocking, the coal blocks after coarse screening are finely screened through a sieve plate 18, the bottom of the sieve plate 18 is connected with a driving component 21 to drive the sieve plate 18 to rock, the screening efficiency is improved, the screened large coal blocks enter a discharging pipe 8 through a first collecting port 10 and a second collecting port 22 to be discharged, qualified coal blocks fall into a discharging hopper 6 and slide out under the vibration of a vibrating motor 7, a driving cylinder 32 is arranged to pull the discharging hopper 6 through a steel wire rope 33 to adjust the included angle between the discharging hopper 6 and the horizontal plane, so that the discharging speed is changed, the arrangement of a first suspension spring 35 and a second suspension spring 36 reduces the impact force on the steel wire rope 33 when the discharging hopper 6 vibrates, the wire rope 33 is protected.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a vibration feeder with screening function which characterized in that: comprises a frame (1), a feeding box (2) which is arranged above the frame (1) and is provided with an open bottom, a feeding hopper (3) communicated with the top end of the feeding box (2), a coarse screening component (4) and a fine screening component (5) which are arranged in the feeding box (2) in sequence along the vertical direction, and a discharging hopper (6) which is arranged on the frame (1) and is positioned at the bottom of the feeding box (2) in an inclined manner, wherein the higher end of the discharging hopper (6) is connected with a vibrating motor (7), the coarse screening component (4) comprises a plurality of sieve rods (9) which are arranged in an inclined manner along the horizontal direction, the bottoms at the two ends of the sieve rods (9) are respectively provided with a horizontal rod (11) which is connected with the inner walls at the two opposite sides of the feeding box (2), the bottoms at the two ends of the sieve rods (9) and elastic components (12) which are arranged between the two horizontal rods (11), sieve sieve (18) that subassembly (5) set up including the slope, spout (19) have been seted up to the relative both sides inner wall of feeding case (2), the both sides of sieve (18) all are equipped with slider (20) sliding connection respectively in two in spout (19), sieve (18) bottom is connected with drive assembly (21), row's material pipe (8) are installed to feeding case (2) outer wall, feeding case (2) are located sieve pole (9) with sieve (18) lower one end department has seted up first collection mouth (10) and second in proper order and has collected mouth (22) with row's material pipe (8) are linked together.

2. The vibratory coal feeder with screening function of claim 1, wherein: drive assembly (21) including install in driving motor (23), first connecting rod (24), second connecting rod (25) of feeding case (2) lateral wall, the output shaft of driving motor (23) wears to locate feeding case (2) lateral wall with the one end fixed connection of first connecting rod (24), the one end of second connecting rod (25) articulate in sieve (18) lower surface one side, the one end of first connecting rod (24) with the one end of second connecting rod (25) is rotated and is connected, drive assembly (21) are located sieve (18) below symmetry is equipped with two sets ofly.

3. The vibratory coal feeder with screening function of claim 1, wherein: be equipped with baffle (26) that the slope set up between coarse screening subassembly (4) and fine screening subassembly (5), the lower one end of baffle (26) is located the higher one end top of sieve (18) and with be the interval setting between feeding case (2) inner wall.

4. The vibratory coal feeder with screening function of claim 3, wherein: the inner side wall of the feeding box (2) is positioned above the higher end of the sieve plate (18) and is connected with a first material guide plate (27) which is arranged in a downward inclined mode.

5. The vibratory coal feeder with screening function of claim 1, wherein: the elastic component (12) comprises a sleeve (13) connected to the top of the horizontal rod (11) and an insertion rod (14) hinged to the bottom of one end of the sieve rod (9) and inserted into the sleeve (13) in a sliding mode, a spring (15) is connected into the sleeve (13), and one end of the spring (15) abuts against the bottom end of the insertion rod (14).

6. The vibratory coal feeder with screening function of claim 5, wherein: the bottom end of the peripheral wall of the insertion rod (14) is connected with a first sleeve ring (16), the top end of the inner wall of the sleeve (13) is connected with a second sleeve ring (17), and the top end of the first sleeve ring (16) abuts against the bottom end of the second sleeve ring (17).

7. The vibratory coal feeder with screening function of claim 1, wherein: go out higher one end bottom both sides of hopper (6) and be equipped with support column (28), support frame (29) are installed on support column (28) top, support frame (29) with be equipped with elastic base (30) between support column (28) and connect, the higher one end both sides of going out hopper (6) rotate respectively connect in two support frame (29), the lower one end bottom both sides of going out hopper (6) respectively are equipped with one and articulate in drive cylinder (32) on ground, the telescopic link one end of drive cylinder (32) is connected with wire rope (33), frame (1) is located fixed pulley (34) are all installed to play hopper (6) both sides top, the one end of wire rope (33) is walked around fixed pulley (34) with the lateral wall that goes out hopper (6) is connected.

8. The vibratory coal feeder with screening function of claim 7, wherein: the steel wire rope (33) is connected with the discharge hopper (6) through a first hanging spring (35), and the frame (1) is located on two sides above the discharge hopper (6) and is provided with second hanging springs (36) connected with two sides of the discharge hopper (6).

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