CN212711261U - Fine ash uniform speed conveyor - Google Patents

Abstract

The utility model belongs to the technical field of conveyors, in particular to a fine ash uniform speed conveyor, which comprises a frame, a storage hopper, a conveying unit and a height adjusting unit, wherein the conveying unit comprises a machine barrel, a screw rod and a power part, the screw rod is provided with a helical blade, and the upper part of the machine barrel is provided with a discharge port; the storage hopper is fixed on the rack, and the bottom of the storage hopper is communicated with the lower part of the machine barrel; the machine frame is provided with a first supporting part, a second supporting part and an adjusting part, and the lower part of the machine barrel is supported by the first supporting part; the second support part comprises a fixed cylinder and a plunger which is connected in the fixed cylinder in a sliding manner, and the plunger is hinged with the upper part of the machine barrel; the fixed cylinder is filled with transmission media, and the regulating part is connected with the fixed cylinder and is used for controlling the filling amount of the transmission media in the fixed cylinder. In this scheme, through setting up second supporting part, regulation part for the barrel can take place the swing in certain extent, can be according to the effectual position of adjusting the barrel discharge port of actual need.

Description

Fine ash uniform speed conveyor

Technical Field

The utility model belongs to the technical field of the conveyer, concretely relates to fine ash is conveyer at uniform velocity.

Background

The dedusting ash cold ball is a ball produced by using sludge, dedusting ash (fine ash), iron scale and the like produced in steel making as raw materials, adding lime, using organic glue as a binder and using a high-pressure ball forming machine. The cold bonded pellets are used as a coolant and a slagging agent for recycling converter steelmaking production, so that the pollution of dust to the environment can be reduced, the raw material structure of a steel mill can be optimized, the energy is saved, the converter steelmaking production cost is reduced, and the recycling of iron-containing resources can be realized.

In the process of preparing the dedusting ash cooling balls, fine ash needs to be conveyed from the fine ash bin to the adhesive tape machine at a constant speed by using a conveying device. The existing conveying modes adopt a screw feeder for conveying, and the screw feeder can well convey fine ash between two positions, but has some defects. In the different factory buildings, height, the position that equipment such as fine ash storehouse, sealing-tape machine arranged are different, but the height of current screw feeder is fixed, unadjustable, and during the installation screw feeder, screw feeder's feed inlet, discharge gate are difficult to fine matching to suitable position, need connect through the pipeline in many times, but the fine ash takes place to block up easily in the pipeline.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fine ash is conveyer at uniform velocity to solve the current problem that conveyer height-fixing, position are not adjustable.

In order to achieve the above purpose, the utility model discloses a scheme does: the fine ash uniform-speed conveyor comprises a rack, a storage hopper, a conveying unit and a height adjusting unit, wherein the conveying unit comprises a machine barrel, a screw rod rotationally connected in the machine barrel and a power part for driving the screw rod to rotate at a uniform speed, the screw rod is provided with a helical blade, and the upper part of the machine barrel is provided with a discharge port; the storage hopper is fixed on the rack, and the bottom of the storage hopper is communicated with the lower part of the machine barrel; the machine frame is provided with a first supporting part, a second supporting part and an adjusting part, and the lower part of the machine barrel is supported by the first supporting part; the second supporting part comprises a fixed cylinder arranged on the rack and a plunger slidably connected in the fixed cylinder, and the plunger is hinged with the upper part of the machine barrel; the fixed cylinder is filled with transmission media, and the regulating part is connected with the fixed cylinder and is used for controlling the filling amount of the transmission media in the fixed cylinder.

The working principle and the beneficial effects of the scheme are as follows:

before the conveyor is used for conveying fine ash, the height of the machine barrel is adjusted according to actual conditions, so that the machine barrel can better convey the fine ash to a corresponding position. Specifically, the filling amount of the transmission medium in the fixed cylinder is controlled through the adjusting part, more transmission medium is introduced into the fixed cylinder when the cylinder needs to be lifted, so that the plunger and the cylinder are lifted together, and when the lifting height of the cylinder meets the requirement, the introduction of the transmission medium is stopped. When the height of the cylinder needs to be lowered, part of the transmission medium flows back to the adjusting part, the plunger drives the cylinder to descend, and when the height of the cylinder is lowered to meet the requirement, the adjusting part is closed. After the position of the machine barrel is adjusted, the power part is operated to drive the screw to rotate at a constant speed, and under the action of the helical blades, the fine ash is pushed forwards and gradually transferred to the discharge port and finally transferred to a required position.

In this scheme, through setting up second supporting part, regulation part for the barrel can take place the swing in the certain limit, can effectively adjust the position of barrel discharge port, and it is relative with fine ash collection position that messenger's discharge port can be fine, avoids using the pipeline to connect two positions, and leads to fine ash to block up in the pipeline.

Optionally, the storage hopper is connected to the lower part of the barrel by a bellows. The bellows is used for connecting the storage hopper and the machine barrel, the connection between the storage hopper and the machine barrel is non-rigid connection, and when the position of the machine barrel is changed, the storage hopper can still be kept in a fixed state, and the feeding of the storage hopper is not influenced.

Optionally, the power part comprises a motor and a speed reducer both fixed on the machine barrel, the motor drives the screw rod to rotate, and the speed reducer controls the output speed of the motor. Except the motor, add the reduction gear, the reduction gear can effective control motor output speed, avoids the screw rod to rotate too fast, can not be fine realize at the uniform velocity the transport to fine ash. The speed reducer is arranged, so that the rotating speed of the screw rod can be controlled within a reasonable range, and the screw rod rotates at a uniform speed at a reasonable speed, so that fine ash can be conveyed forwards at a uniform speed.

Optionally, the screw is provided with a driven gear located outside the barrel, and the output shaft of the speed reducer is provided with a driving gear engaged with the driven gear. The driving gear and the driven gear are arranged, the power of the speed reducer is transmitted to the screw rod through the gear transmission effect, the screw rod is not required to be directly connected with the speed reducer, the whole occupied length of the conveying unit can be effectively reduced, and the structure is more compact.

Optionally, the adjusting part comprises a storage cylinder fixed on the frame, and the storage cylinder is communicated with the fixed cylinder through a pipeline; a piston is connected in the storage cylinder in a sliding mode, a mounting seat is arranged on the fixed cylinder, and a driving rod with one end in contact with the piston is connected to the mounting seat in a threaded mode. When the machine barrel needs to be lifted, the driving rod is rotated to enable the driving rod to move to one side of the piston, the driving rod applies thrust to the piston to drive the piston to move to one side of the pipeline, under the action of the piston, a transmission medium enters the fixed barrel through the pipeline, the plunger and the machine barrel are lifted together, and when the lifting height of the machine barrel meets the requirement, the driving rod stops rotating. When the height of the machine barrel needs to be lowered, the driving rod is rotated to enable the driving rod to move to one side far away from the piston, under the extrusion effect of the plunger, the machine barrel and other components, the transmission medium moves to one side of the storage barrel to drive the piston to slide to one side far away from the pipeline, and when the height of the machine barrel meets the requirement, the driving rod stops rotating.

Optionally, a ball is rotatably connected to an end of the driving rod contacting the piston. The arrangement of the balls can effectively reduce abrasion between the driving rod and the piston.

Optionally, the end of the drive rod is provided with a handle to facilitate screwing of the drive rod. The handle is arranged to facilitate operation and control of the driving rod.

Optionally, the adjusting part comprises an intermediate cylinder, and the intermediate cylinder is communicated with the fixed cylinder through a connecting channel; a sealing plate is connected in the middle cylinder in a sliding manner, a rotating shaft is rotatably connected on the side wall of the middle cylinder, and a cam which can be kept in contact with the sealing plate is fixed on the rotating shaft; the middle cylinder is provided with a positioning part for limiting the rotation of the rotating shaft. When the lifting of the machine barrel needs to be higher, the cam is driven to rotate through the rotating shaft, the cam is used for driving the sealing plate to move, the sealing plate extrudes a transmission medium in the middle barrel, the transmission medium enters the fixed barrel through the connecting channel, the plunger is lifted under the action of the transmission medium to drive the machine barrel to lift together, and when the height of the machine barrel meets the requirement, the rotating shaft is fixed through the positioning part, and the rotating shaft is limited to rotate. When the height of the machine barrel needs to be lowered, the cam is far away from the sealing plate by operating the rotating shaft, the transmission medium moves to one side of the middle barrel under the extrusion action of the plunger, the machine barrel and other parts, the sealing plate is driven to slide to one side far away from the connecting channel, and when the height of the machine barrel meets the requirement, the rotating shaft is fixed by the positioning part.

Optionally, the positioning part comprises a positioning frame fixed on the middle barrel, and the upper part of the rotating shaft penetrates through the positioning frame; the positioning frame is provided with a fixing piece which can limit the rotation of the rotating shaft. The positioning frame is arranged, the fixing piece is installed through the positioning frame, and the rotating shaft can be well limited to rotate by the fixing piece.

Optionally, a plurality of fixing pieces are arranged and uniformly distributed along the circumferential direction of the positioning frame; the fixing piece is a bolt in threaded connection with the positioning frame, and the end part of the bolt can be in contact with the rotating shaft. When the rotating shaft needs to be limited to rotate, the bolt is screwed, the end part of the bolt is tightly abutted to the surface of the rotating shaft, and the rotating shaft is limited to rotate in a mode of increasing friction force.

Drawings

FIG. 1 is a front view of a uniform conveyor for fine ash in accordance with an embodiment of the present invention;

fig. 2 is a full sectional view of the fine ash conveyor in the uniform velocity according to the second embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a cylinder 10, a discharge port 11, a screw 12, a driven gear 121, a helical blade 13, a fixed cylinder 20, a plunger 21, an intermediate cylinder 30, a sealing plate 31, a cam 32, a connecting channel 33, a positioning frame 40, a bolt 41, a rotating shaft 42, a rack 50, a supporting column 51, a storage hopper 60, a corrugated pipe 61, a motor 70, a speed reducer 71, a driving gear 711, a storage cylinder 80, a piston 81, a pipeline 82, a mounting seat 90, a driving rod 91 and balls 92.

Example one

This embodiment is substantially as shown in fig. 1: the fine ash uniform-speed conveyor comprises a rack 50, a storage hopper 60, a conveying unit and a height adjusting unit, wherein the conveying unit comprises a machine barrel 10, a screw 12 and a power part for driving the screw 12 to rotate at a uniform speed, the screw 12 is rotationally connected to the machine barrel 10, one side of the screw 12 extends into the machine barrel 10, the other side of the screw extends out of the machine barrel 10, and a spiral blade 13 capable of contacting with the inner wall of the machine barrel 10 is welded on the screw 12. The upper part of the machine barrel 10 is provided with a discharge port 11, and the lower part is provided with a feed inlet. The storage hopper 60 is fixedly arranged on the frame 50, the bottom of the storage hopper 60 is communicated with the material collecting opening of the cylinder 10 through a corrugated pipe 61, the storage hopper 60 is connected with the cylinder 10 through the corrugated pipe 61, the connection between the storage hopper 60 and the cylinder 10 is non-rigid connection, when the position of the cylinder 10 is changed, the storage hopper 60 can still be kept in a fixed state, and the feeding of the storage hopper 60 is not influenced.

The power part comprises a motor 70 and a speed reducer 71, the motor 70 and the speed reducer 71 are both fixedly mounted on the outer wall of the machine barrel 10, an output shaft of the motor 70 is connected with an input shaft of the speed reducer 71, and a driving gear 711 is welded on the output shaft of the speed reducer 71. The screw 12 is welded with a driven gear 121 located outside the cylinder 10, and the driven gear 121 is engaged with a driving gear 711. In order to prevent the motor 70, the decelerator 71, the driving gear 711, the driven gear 121, and the like from being directly exposed to the outside, a protective cover is provided on the casing 10, and the motor 70, the decelerator 71, the driving gear 711, and the driven gear 121 are all located in the protective cover.

The rack 50 is provided with a first supporting part, a second supporting part and an adjusting part, the first supporting part is a supporting column 51 with the lower part welded on the rack 50, the lower part of the machine barrel 10 is contacted with the supporting column 51, and the lower part of the machine barrel 10 is supported by the supporting column 51. The second support part comprises a fixed cylinder 20 and a plunger 21, the lower part of the fixed cylinder 20 is welded on the rack 50, the upper part of the fixed cylinder 20 is provided with a sliding groove, a transmission medium (in the embodiment, the transmission medium is hydraulic oil) is filled in the sliding groove, the plunger 21 is connected in the sliding groove in a sliding and sealing manner, and the upper end of the plunger 21 is hinged to the lower surface of the upper part of the machine barrel 10. The regulating part comprises a storage cylinder 80 welded on the frame 50, the right end of the storage cylinder 80 is opened, the storage cylinder 80 is communicated with the lower part (sliding chute) of the fixed cylinder 20 through a pipeline 82, and hydraulic oil in the sliding chute can enter the storage cylinder 80 through the pipeline 82. Sliding and sealing connection have piston 81 in the storage cylinder 80, the welding has mount pad 90 on the fixed cylinder 20, threaded connection has actuating lever 91 on the mount pad 90, the left end of actuating lever 91 and the surface contact of piston 81, the one end rotation that actuating lever 91 and piston 81 contacted is connected with ball 92. A handle for screwing the driving lever 91 is fixed to the right end of the driving lever 91.

Before the conveyor is used for conveying fine ash, the height of the machine barrel 10 is adjusted according to actual conditions, so that the machine barrel 10 can better convey the fine ash to a corresponding position. Specifically, when the cylinder 10 needs to be lifted, the driving rod 91 is rotated to move the driving rod 91 to the side of the piston 81, the driving rod 91 applies a pushing force to the piston 81 to drive the piston 81 to move to the side of the pipe 82, a transmission medium enters the fixed cylinder 20 through the pipe 82 under the action of the piston 81, so that the plunger 21 and the cylinder 10 are lifted together, and when the lifting height of the cylinder 10 reaches a requirement, the driving rod 91 is stopped rotating. When the height of the cylinder 10 needs to be lowered, the driving lever 91 is rotated to move the driving lever 91 to the side away from the piston 81, and the transmission medium is moved to the storage cylinder 80 side by the pressing action of the plunger 21, the cylinder 10 and other parts to drive the piston 81 to slide to the side away from the duct 82, and when the height of the cylinder 10 reaches the requirement, the driving lever 91 is stopped rotating.

After the position of the machine barrel 10 is adjusted, the fine ash to be conveyed is gradually dropped on the storage hopper 60, and the fine ash in the storage hopper 60 is transferred into the machine barrel 10 through the feeding port. The motor 70 and the reducer 71 are started to drive the screw 12 to rotate, and the fine ash is pushed forward by the helical blade 13, gradually transferred to the discharge port 11 and finally transferred to a required position.

Example two

The present embodiment is different from the first embodiment in that: the adjusting part of this embodiment is different from the first embodiment in that, as shown in fig. 2, the adjusting part includes an intermediate cylinder 30 welded to a frame 50, and a right end of the intermediate cylinder 30 is opened. The intermediate cylinder 30 communicates with the lower portion of the fixed cylinder 20 through a connecting passage 33, and the transmission media in the fixed cylinder 20 and the intermediate cylinder 30 can flow through the connecting passage 33. The middle cylinder 30 is internally provided with a sealing plate 31 in a sliding and sealing connection mode, the upper side wall of the middle cylinder 30 is rotatably connected with a rotating shaft 42, specifically, the upper side wall of the middle cylinder 30 is provided with a through hole and an annular groove communicated with the through hole, the lower end of the rotating shaft 42 penetrates through the through hole, the rotating shaft 42 is welded with a convex block matched with the annular groove, and the convex block can rotate along the annular groove. The cam 32 is welded to the rotating shaft 42, and the cam 32 can be always in contact with the surface of the sealing plate 31.

The middle cylinder 30 is provided with a positioning part for limiting the rotation of the rotating shaft 42, the positioning part comprises a positioning frame 40 fixed on the upper surface of the middle cylinder 30, and the upper part of the rotating shaft 42 penetrates through the positioning frame 40. A plurality of fixing members (4 in this embodiment) are arranged on the positioning frame 40, and the 4 fixing members are uniformly distributed along the circumferential direction of the positioning frame 40; the fixing member is a bolt 41 screwed on the positioning frame 40, and the end of the bolt 41 can contact with the rotating shaft 42. When the rotation of the rotating shaft 42 needs to be limited, the bolt 41 is screwed, so that the end of the bolt 41 is tightly pressed against the surface of the rotating shaft 42, and the rotation of the rotating shaft 42 is limited in a manner of increasing friction force.

When the machine barrel 10 needs to be lifted higher, the rotating shaft 42 drives the cam 32 to rotate, the cam 32 drives the sealing plate 31 to move, the sealing plate 31 extrudes the transmission medium in the middle barrel 30, the transmission medium enters the fixed barrel 20 through the connecting channel 33, the plunger 21 is lifted under the action of the transmission medium to drive the machine barrel 10 to lift together, and when the height of the machine barrel 10 meets the requirement, the positioning part is used for fixing the rotating shaft 42 to limit the rotation of the rotating shaft 42. When the height of the cylinder 10 needs to be lowered, the cam 32 is moved away from the sealing plate 31 by operating the rotating shaft 42, the transmission medium is moved to the side of the intermediate cylinder 30 by the pressing action of the plunger 21, the cylinder 10 and other parts, the sealing plate 31 is driven to slide to the side away from the connecting passage 33, and when the height of the cylinder 10 reaches the required height, the rotating shaft 42 is fixed by the positioning part.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that to those skilled in the art, without departing from the structure of the present invention, a plurality of modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the present invention.

Claims (10)

1. Fine ash is conveyer at uniform velocity which characterized in that: the device comprises a rack, a storage hopper, a conveying unit and a height adjusting unit, wherein the conveying unit comprises a machine barrel, a screw rod rotationally connected in the machine barrel and a power part for driving the screw rod to rotate at a constant speed; the storage hopper is fixed on the rack, and the bottom of the storage hopper is communicated with the lower part of the machine barrel; the machine frame is provided with a first supporting part, a second supporting part and an adjusting part, and the lower part of the machine barrel is supported by the first supporting part; the second supporting part comprises a fixed cylinder arranged on the rack and a plunger slidably connected in the fixed cylinder, and the plunger is hinged with the upper part of the machine barrel; the fixed cylinder is filled with transmission media, and the regulating part is connected with the fixed cylinder and is used for controlling the filling amount of the transmission media in the fixed cylinder.

2. The fine ash uniform speed conveyor according to claim 1, characterized in that: the storage hopper is connected with the lower part of the machine barrel through a corrugated pipe.

3. The fine ash uniform speed conveyor according to claim 2, characterized in that: the power part comprises a motor and a speed reducer which are both fixed on the machine barrel, the motor drives the screw rod to rotate, and the speed reducer controls the output speed of the motor.

4. The fine ash uniform speed conveyor according to claim 3, characterized in that: the screw rod is provided with a driven gear positioned outside the machine barrel, and an output shaft of the speed reducer is provided with a driving gear meshed with the driven gear.

5. The fine ash uniform speed conveyor according to any one of claims 1 to 4, characterized in that: the adjusting part comprises a storage cylinder fixed on the frame, and the storage cylinder is communicated with the fixed cylinder through a pipeline; a piston is connected in the storage cylinder in a sliding mode, a mounting seat is arranged on the fixed cylinder, and a driving rod with one end in contact with the piston is connected to the mounting seat in a threaded mode.

6. The fine ash uniform speed conveyor according to claim 5, characterized in that: one end of the driving rod, which is contacted with the piston, is rotatably connected with a ball.

7. The fine ash uniform speed conveyor according to claim 6, characterized in that: the end part of the driving rod is provided with a handle which is convenient for screwing the driving rod.

8. The fine ash uniform speed conveyor according to any one of claims 1 to 4, characterized in that: the adjusting part comprises a middle cylinder, and the middle cylinder is communicated with the fixed cylinder through a connecting channel; a sealing plate is connected in the middle cylinder in a sliding manner, a rotating shaft is rotatably connected on the side wall of the middle cylinder, and a cam which can be kept in contact with the sealing plate is fixed on the rotating shaft; the middle cylinder is provided with a positioning part for limiting the rotation of the rotating shaft.

9. The fine ash uniform speed conveyor according to claim 8, characterized in that: the positioning part comprises a positioning frame fixed on the middle barrel, and the upper part of the rotating shaft penetrates through the positioning frame; the positioning frame is provided with a fixing piece which can limit the rotation of the rotating shaft.

10. The fine ash uniform speed conveyor according to claim 9, wherein: the fixing pieces are arranged in a plurality and are uniformly distributed along the circumferential direction of the positioning frame; the fixing piece is a bolt in threaded connection with the positioning frame, and the end part of the bolt can be in contact with the rotating shaft.

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