CN115180351A

CN115180351A - Bucket elevator capable of improving conveying stability

Info

Publication number: CN115180351A
Application number: CN202210871510.0A
Authority: CN
Inventors: 赵超; 王望龙; 关世昊
Original assignee: Zhejiang A&F University ZAFU
Current assignee: Zhejiang A&F University ZAFU
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-10-14

Abstract

The invention discloses a bucket elevator capable of improving conveying stability, which comprises a casing, a top wheel, a bottom wheel, a chain and a plurality of hoppers, wherein the casing is vertically arranged in a hollow shape, a feed inlet is formed in the lower end of the casing, a discharge outlet is formed in the upper end of the casing in an inclined and downward manner, the top wheel is rotatably connected to the inner part of the upper end of the casing, sliding plates are vertically and slidably connected to the side walls of the lower ends of two sides of the casing, the bottom wheel is rotatably connected between a pair of sliding plates, the chain is wound on the top wheel and the bottom wheel, the plurality of hoppers are fixed on the chain and uniformly distributed along the circumferential direction of the chain, tensioning rods are horizontally arranged on the side walls of the lower ends of two sides of the casing, one ends of the tensioning rods are hinged to the casing, balancing weights are arranged at the other ends of the tensioning rods, a sliding groove is horizontally formed in the middle of the tensioning rods, and a sliding groove is penetrated by a shaft rod on the bottom wheel. The invention has the following advantages and effects: through the arrangement of the tensioning rod capable of automatically tensioning and always keeping the tensioning state, the tensioning force is always applied to the chain, and the conveying stability of the bucket elevator is ensured.

Description

Bucket elevator capable of improving conveying stability

Technical Field

The invention relates to the field of elevators, in particular to a bucket elevator capable of improving conveying stability.

Background

The application range of the bucket elevator is very wide, the bucket elevator can work vertically or work obliquely, and the bucket elevator almost spreads all industries due to the characteristics of various liftable materials, large transportation mass, small occupied area and the like.

In the grain warehousing link, a bucket elevator is generally adopted to convey grains from the ground to the top of a granary and pour the grains into the granary so as to realize grain warehousing.

But traditional bucket elevator during operation mainly utilizes its inside chain to transmit the hopper to realize the transportation of grain, but along with long-time work, the chain can be difficult to avoid appearing becoming flexible, if not adjust the elasticity of chain in time, will influence the stability that bucket elevator carried, awaits improvement.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a bucket elevator capable of improving the conveying stability, and the bucket elevator has the effect of ensuring the working stability.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a can improve bucket elevator who carries stability, includes casing, top wheel, return pulley, chain and a plurality of hopper, the casing is vertical and be the setting of cavity form, the lower extreme of casing is provided with the feed inlet, and the upper end slope is provided with the discharge gate downwards, the top wheel rotate connect in inside the upper end of casing, the equal vertical sliding connection of both sides lower extreme lateral wall of casing has the slide, the return pulley rotate connect in a pair of between the slide, the chain twine in the top wheel with on the return pulley, it is a plurality of the hopper is fixed in on the chain, and along the circumference direction evenly distributed of chain, the equal level of both sides lower extreme lateral wall of casing is provided with the tensioning rod, the one end of tensioning rod articulate in the casing, and the other end is provided with the balancing weight, the middle part level of tensioning rod is provided with the spout, axostylus axostyle on the return pulley wears to establish the spout.

Through adopting above-mentioned technical scheme, when bucket elevator during operation, utilize the rotation of top pulley and return pulley, realize the rotation control of chain, meanwhile, utilize a plurality of hoppers simultaneous movement of chain control. When the hopper moves to the feed inlet position, grain is contained, and when the hopper moves to the discharge outlet position, the hopper overturns, so that grain in the hopper is discharged along the discharge outlet, and grain lifting is realized. And when the bucket elevator during operation, under the effect of balancing weight, will control the tilting of tensioning lever downwards all the time and overturn to exert the effort that lasts the downward work to the return pulley, realize the tensioning all the time and the automatic tensioning of return pulley and chain, thereby guarantee the stable work of chain. Therefore, the tensioning rods capable of automatically tensioning and always keeping the tensioning state are arranged, so that the tensioning force is always applied to the chain, and the conveying stability of the bucket elevator is ensured.

The invention in a preferred example may be further configured to: the balancing weight includes pull rod, separation blade, heavy object and couple, the separation blade set up in the lower extreme of pull rod, be provided with the confession on the heavy object the opening of pull rod embedding, the couple set up in the upper end of pull rod, and be used for the clenching the tensioning rod.

Through adopting above-mentioned technical scheme, through setting up the removable balancing weight that just freely changes of heavy object quantity, realize the adjustable and free regulation of balancing weight total weight, satisfy under the different operating condition to the regulation of tensile force, improve the suitability.

The present invention in a preferred example may be further configured to: the cross-section of hopper is J shape setting, and the diapire is close to its open-ended one side and is the setting of buckling.

Through adopting above-mentioned technical scheme, through the stub bar that sets up unique shape, carry out stable splendid attire with grain, can not incline when guaranteeing that grain promotes and spill, guarantee bucket elevator's work efficiency.

The invention in a preferred example may be further configured to: the diapire of discharge gate is the slope form setting, and with the diapire of hopper is tangent.

Through adopting above-mentioned technical scheme, set up to tangent through the diapire with the discharge gate and the diapire of hopper, consequently when the hopper is emptyd grain, grain can be emptyd to the discharge gate in automatically, guarantees bucket elevator during operation stability and work efficiency.

The present invention in a preferred example may be further configured to: the feed inlet is provided with a cloth bag, the lower end of the cloth bag is fixed around the feed inlet, and the upper end of the cloth bag is provided with an elastic band.

Through adopting above-mentioned technical scheme, cover the feed inlet through setting up the sack and establish, prevent that the splash phenomenon from appearing in the grain input process, prevent simultaneously that the grain from overflowing to the outside occasionally transmitting, reduce the waste of grain.

The present invention in a preferred example may be further configured to: the lower extreme lateral wall of casing is provided with the dust removal pipe, the one end of dust removal pipe is provided with the screen cloth, and the other end is provided with the fan.

Through adopting above-mentioned technical scheme, when bucket elevator during operation, utilize dust and impurity of fan and dust removal pipe in with grain to aspirate, preliminary screening when realizing the grain transmission guarantees the stable promotion and the storage of grain.

The present invention in a preferred example may be further configured to: the vertical sliding connection of screen cloth in the dust removal pipe, the up end of dust removal pipe is provided with the confession the mounting hole that the screen cloth slided the embedding, the upper end of screen cloth is provided with the pull ring.

By adopting the technical scheme, the screen cloth which can be disassembled and conveniently disassembled is arranged, so that the screen cloth is convenient to clean and replace.

The present invention in a preferred example may be further configured to: the upper end surface of the dust removal pipe is connected with a locking rod used for pressing the screen mesh in a horizontal sliding mode.

Through adopting above-mentioned technical scheme, compress tightly fixedly through setting up the locking lever to the screen cloth, increase the stability of screen cloth during operation.

The invention in a preferred example may be further configured to: the locking rod is provided with a rubber sleeve.

Through adopting above-mentioned technical scheme, through setting up the stability of rubber strip increase locking lever, the slippage appears in the locking lever during operation avoiding.

In conclusion, the invention has the following beneficial effects:

1. the tensioning rod capable of automatically tensioning and always keeping a tensioning state is arranged, so that tensioning force is always applied to the chain, and the conveying stability of the bucket elevator is ensured;

2. the adjustable and freely-replaceable counterweight blocks with replaceable weight number are arranged, so that the total weight of the counterweight blocks can be adjusted and freely adjusted, the tension force can be adjusted under different working conditions, and the adaptability is improved;

3. through setting up dust and impurity suction in fan and the dust removal pipe with grain, preliminary screening when realizing the grain transmission guarantees the stable promotion and the storage of grain.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a schematic view of the internal structure of the housing of the embodiment;

FIG. 3 is a schematic structural view of a cloth bag of an embodiment;

FIG. 4 is a schematic view of the internal structure of the dust removing duct of the embodiment;

fig. 5 is a schematic structural diagram of a weight of the embodiment.

Reference numerals: 1. a housing; 11. a feed inlet; 12. a discharge port; 13. a speed reducer; 14. a motor; 15. a cloth bag; 16. elastic bands; 2. a top wheel; 3. a bottom wheel; 4. a chain; 5. a hopper; 6. a dust removal pipe; 61. screening a screen; 62. a fan; 63. mounting holes; 64. a pull ring; 65. a locking lever; 66. a rubber sleeve; 7. a slide plate; 8. a tension rod; 81. a chute; 9. a balancing weight; 91. a pull rod; 92. a baffle plate; 93. a weight; 94. hooking; 95. and (6) opening.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, a bucket elevator capable of improving conveying stability includes a housing 1, a top sheave 2, a bottom sheave 3, a chain 4, and a plurality of buckets 5. Casing 1 is vertical and be the setting of cavity form, and the lower extreme of casing 1 is provided with opening feed inlet 11 up, and the upper end slope is provided with opening discharge gate 12 down downwards, and feed inlet 11 and discharge gate 12 distribute in the both sides of casing 1.

As shown in fig. 1 and 2, the top wheel 2 is rotatably connected to the inside of the upper end of the casing 1, the bottom wheel 3 is rotatably connected to the inside of the lower end of the casing 1, and a speed reducer 13 connected to the top wheel 2 and a motor 14 for controlling the rotation of the speed reducer 13 are provided on the outer wall of the upper end of the casing 1.

As shown in fig. 1 and 2, the chain 4 is wound around the top wheel 2 and the bottom wheel 3, and the plurality of hoppers 5 are fixed to the chain 4 and uniformly distributed along the circumferential direction of the chain 4. When the hopper 5 moves to the position of the feed port 11, grains are contained, and when the hopper 5 moves to the position of the discharge port 12, the hopper 5 overturns and discharges the grains in the hopper 5 along the discharge port 12.

When the bucket elevator works, the rotation of the top wheel 2 and the bottom wheel 3 is utilized to realize the rotation control of the chain 4, and simultaneously, the chain 4 is utilized to control the synchronous motion of the plurality of hoppers 5. When the hopper 5 moves to the position of the feed port 11, grains are contained, and when the hopper 5 moves to the position of the discharge port 12, the hopper 5 overturns, so that the grains in the hopper 5 are discharged along the discharge port 12, and the grains are lifted.

As shown in fig. 2, the hopper 5 is provided with a J-shaped cross section, and the opened side of the hopper 5 is inclined. Meanwhile, the bottom wall of the discharge port 12 is inclined and tangent to the bottom wall of the hopper 5.

The above tangential definitions are: during the process of the top wheel 2 running to the bottom wheel 3, the hopper 5 is parallel to the discharge port 12 (i.e. the opening of the hopper 5 is aligned with the discharge port 12) in the inclined arrangement at a certain pouring moment, so that the hopper 5 can pour the grains.

Through setting up the stub bar of unique shape, carry out stable splendid attire with grain, can not spill when guaranteeing grain promotion, guarantee bucket elevator's work efficiency. Simultaneously through setting up the diapire with discharge gate 12 and hopper 5 into tangent, consequently when hopper 5 is emptyd grain, grain can be emptyd to discharge gate 12 in automatically, guarantees the stability and the work efficiency of bucket elevator during operation.

As shown in fig. 3, a cloth bag 15 is disposed on the feed port 11, the lower end of the cloth bag 15 is fixed around the feed port 11, and an elastic band 16 is disposed at the upper end.

When transmitting grain, cover the termination end of the conveyer of feed inlet 11 and transmission grain through setting up sack 15 and establish, prevent that the splash phenomenon from appearing in the grain input process, prevent simultaneously that the transmission occasionally grain overflows to the outside, reduce the waste of grain.

As shown in fig. 3 and 4, the dust removing pipe 6 is provided on the lower end side wall of the casing 1, one end of the dust removing pipe 6 is provided with a screen 61, and the other end is provided with a fan 62. Therefore, when the bucket elevator works, the dust and impurities in the grains are sucked by the fan 62 and the dust removal pipe 6, preliminary screening during grain transmission is realized, and stable lifting and storage of the grains are ensured.

As shown in fig. 3 and 4, the screen 61 is vertically slidably connected to the dust removing pipe 6, a mounting hole 63 for slidably inserting the screen 61 is provided on an upper end surface of the dust removing pipe 6, and a pull ring 64 is provided on an upper end of the screen 61. The upper end surface of the dust removing pipe 6 is horizontally and movably connected with a locking rod 65 for pressing the screen 61, and a rubber sleeve 66 is arranged on the locking rod 65.

After the screen 61 works for a long time, the locking rod 65 can be slid to unlock the screen 61, and then the screen 61 can be lifted, so that the screen 61 can be cleaned and replaced conveniently. After the screen 61 is cleaned, the screen 61 is inserted into the dust removing pipe 6, and the screen 61 is pressed and fixed by the locking rod 65, so that the screen 61 is installed and fixed.

As shown in fig. 3, the side walls of the lower ends of the two sides of the casing 1 are vertically and slidably connected with sliding plates 7, and the bottom wheels 3 are rotatably connected between the pair of sliding plates 7. The equal level of both sides lower extreme lateral wall of casing 1 is provided with tensioning rod 8, and tensioning rod 8's one end articulates in casing 1, and the other end is provided with balancing weight 9. The middle part level of tensioning rod 8 is provided with spout 81, and spout 81 is worn to establish by the axostylus axostyle on the return pulley 3.

When the bucket elevator during operation, under the effect of balancing weight 9, will control the slope of tensioning rod 8 all the time and overturn downwards to apply the effort that lasts the downward work to return pulley 3, realize the tensioning all the time and the automatic tensioning of return pulley 3 and chain 4, thereby guarantee the stable work of chain 4.

As shown in fig. 3 and 5, the weight 9 includes a pull rod 91, a blocking piece 92, a weight 93 and a hook 94, the blocking piece 92 is disposed at the lower end of the pull rod 91, a gap 95 for the pull rod 91 to be embedded is disposed on the weight 93, and the hook 94 is disposed at the upper end of the pull rod 91 and used for hooking the tension rod 8.

When the tensile force needs to be adjusted, the number of the weights 93 can be changed, so that the total weight of the balancing weight 9 can be adjusted and freely adjusted, the adjustment of the tensile force under different working conditions is met, and the adaptability of the tensioning mechanism is improved.

The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a can improve bucket elevator who carries stability which characterized in that: including casing (1), top wheel (2), return pulley (3), chain (4) and a plurality of hopper (5), casing (1) is vertical and be the setting of cavity form, the lower extreme of casing (1) is provided with feed inlet (11), and the upper end slope is provided with discharge gate (12) downwards, top wheel (2) rotate connect in inside the upper end of casing (1), the equal vertical sliding connection of both sides lower extreme lateral wall of casing (1) has slide (7), return pulley (3) rotate connect in a pair of between slide (7), chain (4) twine in top wheel (2) with on return pulley (3), it is a plurality of hopper (5) are fixed in on chain (4), and along the circumference direction evenly distributed of chain (4), the equal level of both sides lower extreme lateral wall of casing (1) is provided with tensioning rod (8), the one end of tensioning rod (8) articulate in casing (1), and the other end is provided with balancing weight (9), the middle part level of tensioning rod (8) is provided with spout (81), wear to establish on the return pulley (3) spout (81).

2. The bucket elevator according to claim 1, wherein the bucket elevator comprises: balancing weight (9) are including pull rod (91), separation blade (92), heavy object (93) and couple (94), separation blade (92) set up in the lower extreme of pull rod (91), be provided with the confession on heavy object (93) opening (95) of pull rod (91) embedding, couple (94) set up in the upper end of pull rod (91), and be used for the tight hook tensioning rod (8).

3. The bucket elevator according to claim 1, wherein the bucket elevator comprises: the section of the hopper (5) is arranged in a J shape, and one side of the bottom wall close to the opening of the hopper is arranged in a bent shape.

4. The bucket elevator according to claim 3, wherein the bucket elevator comprises: the bottom wall of the discharge hole (12) is arranged in an inclined manner and is tangent to the bottom wall of the hopper (5).

5. The bucket elevator according to claim 1, wherein the bucket elevator comprises: a cloth bag (15) is arranged on the feeding hole (11), the lower end of the cloth bag (15) is fixed on the periphery of the feeding hole (11), and an elastic band (16) is arranged at the upper end of the cloth bag.

6. The bucket elevator according to claim 1, wherein the bucket elevator comprises: the dust removal device is characterized in that a dust removal pipe (6) is arranged on the side wall of the lower end of the machine shell (1), a screen (61) is arranged at one end of the dust removal pipe (6), and a fan (62) is arranged at the other end of the dust removal pipe.

7. The bucket elevator according to claim 6, wherein the bucket elevator comprises: the screen cloth (61) is vertically connected with the dust removal pipe (6) in a sliding mode, a mounting hole (63) for the screen cloth (61) to slide and be embedded into is formed in the upper end face of the dust removal pipe (6), and a pull ring (64) is arranged at the upper end of the screen cloth (61).

8. The bucket elevator according to claim 7, wherein the bucket elevator comprises: the upper end surface of the dust removal pipe (6) is connected with a locking rod (65) used for pressing the screen (61) in a horizontal sliding mode.

9. The bucket elevator according to claim 8, wherein the bucket elevator comprises: the locking rod (65) is provided with a rubber sleeve (66).