CN216511666U

CN216511666U - Electrically controlled dust suppression dispensing hopper for discharging of granary

Info

Publication number: CN216511666U
Application number: CN202123353781.7U
Authority: CN
Inventors: 原富林; 徐川川; 王中营; 任守华; 聂运强; 刘涛; 侯瑜; 王广奇
Original assignee: Cofco Engineering Maosheng Equipment Henan Co ltd
Current assignee: Cofco Engineering Maosheng Equipment Henan Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-13
Anticipated expiration: 2031-12-29

Abstract

The utility model relates to an electric control dust suppression distribution hopper for granary discharging, which comprises an outer barrel and an inner cone, wherein the lower end of the outer barrel is provided with a funnel-shaped discharging cone, the upper end of the outer barrel is provided with a dustproof cover, the lateral side of the outer barrel is provided with a feeding pipe communicated with the inner cavity of the outer barrel, the feeding pipe is arranged obliquely downwards, the discharging cone is detachably connected with the lower end of the outer barrel, the inner cone is arranged in the outer barrel and is coaxially arranged with the outer barrel, an electric execution device capable of being remotely controlled is arranged above the dustproof cover, the output shaft of the electric execution device is connected with an adjusting screw rod, the adjusting screw rod is in threaded connection with the upper end of the inner cone, the electric execution device drives the adjusting screw rod to rotate to drive the inner cone to move up and down, and therefore the size of a gap between the inner cone and the outer barrel is adjusted. The electric actuator is controlled by remote control, so that the adjustment of the size of the gap is simple and convenient, a worker does not need to climb the grain bin discharging pipe, the high-altitude operation of the operator is avoided, and the electric actuator is safe, reliable and high in cost performance.

Description

Electrically controlled dust suppression dispensing hopper for discharging of granary

The technical field is as follows:

the utility model belongs to the technical field of grain transportation, transportation and dust suppression equipment, and particularly relates to an electric control dust suppression distribution hopper for grain bin discharging.

Background art:

at present, in the grain transfer process, in the process of loading grains in a warehouse from a dock, a warehouse and other places, the mode of unloading the bulk grains mainly comprises modes of loading on a loading shed, loading in a silo by gravity flow, direct loading from a ship to a vehicle and the like, the bulk grains directly fall from the ship or the warehouse to a transport vehicle, in the process, dust and light and fine impurities in grain materials can be scattered into the air and are sheared with the air in the grain material falling process, high-speed airflow extruded by the grain materials can carry the dust and the light and fine impurities to fly around, a large amount of dust is diffused into the surrounding environment, and the grain loading and transferring places keep the phenomenon of dust diffusion for a long time due to small dust particles, light weight and slow settling speed, so that the body health of workers is harmed, and the atmospheric environment is polluted.

In order to solve the technical problem, the technical personnel in the field have developed a grain transfer and use and have suppressed dust hopper, chinese patent number is ZL201820147271.3, should suppress dust hopper sets up outer barrel and interior cone, utilize the reposition of redundant personnel effect that blocks of interior cone, reduce grain falling speed, simultaneously, grain is along the rotatory whereabouts of the clearance between interior cone and the urceolus, play the natural stirring effect, discharge the air in the grain material, the grain material flows and forms closely knit commodity circulation post, the clearance between the granule reduces, the striking between the grain granule reduces, reduce the raise dust, and, the clearance between interior cone and the outer barrel is adjustable, through reciprocating the adjustable clearance between interior cone and the outer barrel of interior cone, thereby adjust the discharge velocity of grain material according to the how much of dust impurity in the grain material.

However, for some large-scale grain depots, the discharge pipe of the grain depots is generally higher in height, so that a transport vehicle can be conveniently and directly parked below the discharge port of the grain depots, and grain materials in the grain depots directly fall into a vehicle carriage from the discharge port. This just leads to grain to transport and presses down dirt fill and use inconveniently, when the ejection of compact speed of grain material is adjusted to needs, need two at least staff operation of mutually supporting, a staff need scramble granary ejection of compact pipeline top, scramble along granary ejection of compact pipeline again and press down dirt fill top operation, another staff real-time supervision presses down dirt fill ejection of compact condition, staff scrambles the operation and has certain danger, the operation degree of difficulty is great, two staff cooperation operations, the cost of labor is high.

The utility model has the following contents:

in summary, in order to overcome the disadvantages of the prior art, the utility model provides an electrically controlled dust suppression dispensing hopper for discharging grain bins, which is based on the existing dust suppression hopper for transporting grain, an electric actuator capable of being remotely controlled remotely is arranged at the upper end of the dust suppression hopper, the electric actuator drives an adjusting screw rod to rotate, so as to drive an inner conical cylinder of the dust suppression hopper to move up and down, thereby realizing the adjustment of the gap between the inner conical cylinder and an outer cylinder, the electric actuator is remotely controlled remotely in a remote way, so that the adjustment of the dust suppression hopper is simple and convenient, two persons are not required to cooperate, a worker does not need to climb a discharging pipe of the grain bin, the high-altitude operation of the worker is avoided, the operator can be controlled by a control room in the grain bin, and the worker can be remotely controlled at the discharging port at the lower end of the dust suppression hopper according to the grain flow and the dust suppression effect in real time, the structure is simple, the use is convenient, the safety and the cost is not increased much, the cost performance is high.

In order to solve the technical problem, the technical scheme of the utility model is realized as follows:

the utility model provides a granary ejection of compact is with automatically controlled dirt distribution hopper that presses down, wherein: the device comprises an outer barrel body, an inner cone barrel, an inlet pipe and an outlet cone barrel, wherein the outer barrel body is of a tubular structure with an upper end and a lower end which are open, the lower end of the outer barrel body is provided with the funnel-shaped outlet cone barrel, the upper end of the outer barrel body is provided with a dustproof cover, the side direction of the outer barrel body is provided with the inlet pipe communicated with an inner cavity of the outer barrel body, the inlet pipe is arranged obliquely downwards, the outlet cone barrel is detachably connected with the lower end of the outer barrel body, the inner cone barrel is arranged in the outer barrel body and is coaxially arranged with the outer barrel body, the dustproof cover is provided with a sleeve in a hanging manner, the sleeve penetrates into the outer barrel body from the upper end of the outer barrel body, one end of the sleeve, which is positioned outside the outer barrel body, is connected with a supporting frame, the upper end of the supporting frame is provided with an electric actuating device which can be remotely controlled, an output shaft of the electric actuating device is connected with an adjusting screw rod, the adjusting screw rod is arranged in the sleeve rod, the lower part of the adjusting screw is a screw part which is in threaded connection with the upper end of the inner cone, the light rod part is connected with the sleeve through a bearing assembly, and the electric actuating device drives the adjusting screw to rotate so as to drive the inner cone to move up and down, thereby realizing the adjustment of the gap between the inner cone and the outer barrel.

Further, the inner cone cylinder comprises a straight pipe section, a conical pipe section and a contraction pipe section which are of an integral structure, the straight pipe section, the conical pipe section and the contraction pipe section are sequentially arranged from top to bottom, the pipe diameter of the conical pipe section is gradually increased from top to bottom, the conical pipe section of the inner cone cylinder corresponds to the feeding pipe on the outer cylinder body, the straight pipe section is inserted into the sleeve, the top end of the straight pipe section is provided with a connecting nut, the connecting nut is in threaded connection with the screw rod part of the adjusting screw rod, and the adjusting screw rod rotates to drive the straight pipe section to move up and down along the inner cavity of the sleeve.

Furthermore, the pipe wall of the sleeve positioned in the outer barrel body is provided with a guide groove, the outer wall of the straight pipe section of the inner cone barrel is provided with a limiting block, the limiting block is inserted in the guide groove, and the limiting block and the guide groove are matched with each other.

Furthermore, the inner wall of the discharge cone is provided with a wear-resistant lining.

Furthermore, the inner wall of the feeding pipe is provided with a wear-resistant inner layer.

Furthermore, the output shaft of the electric actuating device is a through shaft and a hollow shaft, the polished rod part of the adjusting screw rod is inserted into the output shaft from one end of the output shaft and is in key connection with the output shaft, the other end of the output shaft is provided with an adjusting handle in a penetrating manner, and the adjusting handle is fixedly connected with the upper end of the adjusting screw rod.

Furthermore, the electric actuating device is a Z-series valve electric device or a through shaft type linear stepping motor which can be remotely controlled.

The utility model has the beneficial effects that:

1. the utility model is based on the existing dust suppression bucket for grain transportation, an electric actuator capable of remote control is arranged at the upper end of the dust suppression bucket, the electric actuator drives an adjusting screw rod to rotate, so that an inner conical barrel of the dust suppression bucket is driven to move up and down, the adjustment of the size of a gap between the inner conical barrel and an outer barrel is realized, the electric actuator is remotely controlled in a remote way, the adjustment of the dust suppression bucket is simple and convenient, two persons are not required to cooperate, a worker does not need to climb a discharge pipe of a grain bin, the high-altitude operation of the worker is avoided, the control room in the grain depot can be controlled, and the worker can also remotely control a discharge port at the lower end of the dust suppression bucket in real time according to grain flow and dust suppression effect, and the dust suppression bucket has the advantages of simple structure, convenient use, safety, reliability, little cost increase and high cost performance.

2. When the dust suppression device is used, bulk grain materials falling from a granary or a ship enter from the feeding pipe and are blocked and shunted by the inner conical cylinder, the falling speed of the grains is reduced, the phenomenon of dust diffusion caused by high-speed flow of dust and light fine impurities in the bulk grain materials can be effectively prevented, and a good dust suppression effect can be achieved.

3. The cone pipe section of the inner cone cylinder is of a structure with a small upper part and a large lower part, the gap between the inner cone cylinder and the outer cylinder is smaller as the gap goes downwards, after bulk grain materials enter from the feed inlet, the bulk grain materials fall along the gap between the inner cone cylinder and the outer cylinder, and the grain materials rotate and fall along the gap between the inner cone cylinder and the outer cylinder as the gap goes downwards, so that the natural stirring effect is achieved, meanwhile, the gap is small, the bulk grain material flow is extruded, air in the grain materials is discharged, the grain material flow forms a compact material flow column, the gap between grain particles is reduced, the impact among the grain particles is reduced, the raised dust is reduced, the pollution environment is reduced, and the personal injury of dust diffusion to shippers is reduced.

4. The inner wall of the feeding pipe is provided with the wear-resistant inner layer, and the wear-resistant inner layer can reduce the wear of the feeding pipe and ensure the service life of the feeding pipe.

5. The guide groove on the sleeve and the limiting block of the straight pipe section of the inner conical cylinder are matched with each other, and when the inner conical cylinder moves up and down, the limiting block and the guide groove which are matched with each other play roles in limiting and guiding.

6. The output shaft of the electric actuating device is a through shaft and a hollow shaft, and an adjusting handle is conveniently arranged, so that the electric actuating device can remotely adjust the inner cone barrel to move up and down through remote control, and can also manually adjust the gap between the inner cone barrel and the outer barrel body in power failure or other emergency situations.

Description of the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Detailed Description

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

As shown in fig. 1, an electrically controlled dust suppression dispensing hopper for granary discharging comprises an outer cylinder body 1, an inner cone cylinder 2, a feeding pipe 3 and a discharging cone cylinder 4, wherein the outer cylinder body 1 is of a cylindrical structure with openings at the upper end and the lower end, the lower end of the outer cylinder body 1 is provided with the funnel-shaped discharging cone cylinder 4, the upper end of the outer cylinder body is provided with a dust cover 5, the lateral side of the outer cylinder body is provided with the feeding pipe 3 communicated with the inner cavity of the outer cylinder body 1, a sealing gasket is arranged between the dust cover 5 and the outer cylinder body 1, the feeding pipe 3 is obliquely and downwards arranged, the inner wall of the feeding pipe 3 is provided with a wear-resistant inner layer 15, the lower end of the discharging cone cylinder 4 and the lower end of the outer cylinder body 1 are detachably connected through bolts, the inner wall of the discharging cone cylinder 4 is provided with a wear-resistant inner lining 14, the inner cone cylinder 2 is arranged in the outer cylinder body 1, the inner cone cylinder 2 and the outer cylinder body 1 are coaxially arranged, the dust cover 5 is provided with a sleeve 6 in a hanging manner, sleeve 6 and shield 5 welded fastening, sleeve 6 penetrate outer barrel 1 from the upper end of outer barrel 1 in, the one end that sleeve 6 is located outside barrel 1 is connected with braced frame 7, braced frame 7 upper end is provided with but remote control's electric actuator 8, but electric actuator 8 be but remote control's through axle formula linear stepper motor. The output shaft of the electric actuator 8 is a through shaft and is a hollow shaft, the output shaft of the electric actuator 8 is connected with the adjusting screw 9, the adjusting screw 9 is arranged in the sleeve 6 in a penetrating manner, the upper part of the adjusting screw 9 is a polished rod part, the lower part of the adjusting screw 9 is a screw rod part, the screw rod part is in threaded connection with the upper end of the inner cone 2, the polished rod part is connected with the sleeve 6 through a bearing assembly 10, a bearing seat of the bearing assembly 10 is welded and fixed with the upper end of the sleeve 6, and a bearing in the bearing seat adopts a thrust ball bearing. The electric actuating device 8 drives the adjusting screw rod 9 to rotate, so that the inner cone 2 is driven to move up and down, and the size of a gap between the inner cone 2 and the outer cylinder 1 is adjusted. The polished rod part of the adjusting screw 9 is inserted into the output shaft from one end of the output shaft of the electric actuator 8 and is in key connection with the output shaft, the other end of the output shaft is provided with an adjusting handle 16 in a penetrating way, and the adjusting handle 16 is tightly connected with the upper end of the adjusting screw 9.

The inner cone 2 comprises a straight pipe section, a conical pipe section and a contraction pipe section which are of an integral structure, wherein the straight pipe section, the conical pipe section and the contraction pipe section are sequentially arranged from top to bottom, the pipe diameter of the conical pipe section is gradually increased from top to bottom, the conical pipe section of the inner cone 2 corresponds to the feeding pipe 3 on the outer barrel 1, the straight pipe section is inserted in the sleeve 6, the pipe wall of the sleeve 6, which is positioned in the inner part of the outer barrel 1, is provided with a guide groove 12, the outer wall of the straight pipe section of the inner cone 2 is provided with a limiting block 13, the limiting block 13 is inserted in the guide groove 12, and the limiting block 13 is matched with the guide groove 12. The top end of the straight pipe section is provided with a connecting nut 11, the connecting nut 11 is in threaded connection with the screw part of the adjusting screw 9, and the adjusting screw 9 rotates to drive the straight pipe section to move up and down along the inner cavity of the sleeve 6.

When the grain material flow falls to the discharge cone 4, the grain material flow is further extruded due to the funnel-shaped structure of the discharge cone 4, so that the grain material flow forms a compact grain material column, and the compact grain material column falls onto a transfer trolley.

In the process, after the grain material flow is blocked and shunted by the inner cone 2, the flow velocity of the grain material flow is reduced, and meanwhile, the grain material flow is shunted, so that the grain material flow rotates and falls along the gap between the inner cone 2 and the outer cylinder 1, a natural stirring effect is achieved, the air in the grain material flow is discharged, the flow velocity is reduced, the flying of dust and light and fine impurities from the grain material flow can be reduced, and the raised dust is reduced. In the downward flowing process of the grain material flow, under the extrusion action of the inner cone 2 and the outer cone 1, air in the grain material flow is further discharged, so that the grain material flow forms compact material flow columns, gaps among grain particles are reduced, impact among the grain particles is reduced, dust is reduced, and therefore the pollution to the environment is reduced, and the personal injury of dust diffusion to shippers is reduced.

When the bulk grain materials contain more dust and light fine impurities, the through-shaft linear stepping motor used as the electric actuator 8 is remotely controlled to be started, the output shaft of the through-shaft linear stepping motor drives the adjusting screw rod 9 to rotate to drive the inner cone 2 to move downwards, the lower end of the cone pipe section of the inner cone 2 extends into the discharge cone, the diameter of the lower end of the cone pipe section is the largest due to the fact that the discharge cone is of a funnel-shaped structure, the gap between the outer wall of the cone pipe section and the inner wall of the discharge cone is further reduced, a grain material falling channel is smaller, grain material flow is further extruded, grain material flow is more compact, gaps among grain particles are further reduced, impact among the grain particles is reduced, and dust raising is further reduced.

When dust and light fine impurities in the bulk grain materials are small, the through shaft type linear stepping motor used as the electric actuator 8 is remotely controlled to rotate reversely, so that the adjusting screw 9 rotates reversely, the adjusting screw 9 drives the inner cone 2 to move upwards, the inner cone 2 is lifted upwards, and the gap between the inner cone 2 and the outer cone 1 is increased, so that the falling speed of the grain material flow is increased, and the grain transfer efficiency is improved.

When power failure or other emergency situations occur and the electric actuating device 8 cannot be started, the adjusting handle 16 can be operated to rotate the adjusting screw rod 9, so that the inner conical barrel 2 is driven to move up and down, and the size of a gap between the inner conical barrel 2 and the outer barrel 1 is adjusted.

It should be noted that the above-mentioned embodiments illustrate rather than limit the technical solutions of the present invention, and that equivalent substitutions or other modifications made by persons skilled in the art according to the prior art are intended to be included within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a granary ejection of compact is with automatically controlled dirt of pressing down and is provided hopper which characterized in that: comprises an outer barrel body (1), an inner cone barrel (2), an inlet pipe (3) and an outlet cone barrel (4), wherein the outer barrel body (1) is of a tubular structure with an upper end and a lower end which are open, the lower end of the outer barrel body is provided with the funnel-shaped outlet cone barrel (4), the upper end of the outer barrel body is provided with a dustproof cover (5), the lateral direction of the outer barrel body is provided with the inlet pipe (3) communicated with the inner cavity of the outer barrel body (1), the inlet pipe (3) is arranged downwards in an inclined mode, the outlet cone barrel (4) is detachably connected with the lower end of the outer barrel body (1), the inner cone barrel (2) is arranged in the outer barrel body (1), the inner cone barrel (2) and the outer barrel body (1) are coaxially arranged, the dustproof cover (5) is provided with a sleeve (6) in a hanging mode, the sleeve (6) penetrates into the outer barrel body (1) from the upper end of the outer barrel body (1), one end, which is positioned outside the outer barrel body (1), of the sleeve (6) is connected with a supporting frame (7), but braced frame (7) upper end is provided with remote control's electronic final controlling element (8), the output shaft and adjusting screw (9) of electronic final controlling element (8) be connected, adjusting screw (9) wear to adorn in sleeve pipe (6), the upper portion of adjusting screw (9) be polished rod portion, the lower part of adjusting screw (9) is the screw rod portion, the upper end threaded connection of screw rod portion and interior awl section of thick bamboo (2), polished rod portion and sleeve pipe (6) be connected through bearing assembly (10), electronic final controlling element (8) drive adjusting screw (9) the rotation to drive interior awl section of thick bamboo (2) and reciprocate, thereby realize the regulation of clearance size between interior awl section of thick bamboo (2) and outer barrel (1).

2. The electronically controlled dust suppression dispensing hopper for discharging from a grain bin of claim 1, wherein: interior awl section of thick bamboo (2) including straight tube section, taper pipe section and the shrink pipeline section of an organic whole structure, straight tube section, taper pipe section and shrink pipeline section top-down arrange in proper order, the pipe diameter top-down of taper pipe section gradually big, the taper pipe section of interior awl section of thick bamboo (2) correspond with inlet pipe (3) on outer barrel (1), straight tube section cartridge in sleeve pipe (6), the top of straight tube section is provided with coupling nut (11), screw portion threaded connection of coupling nut (11) and adjusting screw (9), adjusting screw (9) rotate, can drive the straight tube section and reciprocate along sleeve pipe (6) inner chamber.

3. The electronically controlled dust suppression dispensing hopper for discharging from a grain bin of claim 1, wherein: the pipe wall of the part, located in the outer barrel body (1), of the sleeve (6) is provided with a guide groove (12), the outer wall of the straight pipe section of the inner cone barrel (2) is provided with a limiting block (13), the limiting block (13) is inserted into the guide groove (12), and the limiting block (13) is matched with the guide groove (12).

4. The electronically controlled dust suppression dispensing hopper for discharging from a grain bin of claim 1, wherein: and a wear-resistant lining (14) is arranged on the inner wall of the discharge conical cylinder (4).

5. The electronically controlled dust suppression dispensing hopper for discharging from a grain bin of claim 1, wherein: the inner wall of the feeding pipe (3) is provided with a wear-resistant inner layer (15).

6. The electronically controlled dust suppression dispensing hopper for discharging from a grain bin of claim 1, wherein: the output shaft of the electric actuating device (8) is a through shaft and a hollow shaft, the polished rod part of the adjusting screw rod (9) is inserted into the output shaft from one end of the output shaft and is connected with the output shaft in a key mode, the other end of the output shaft is provided with an adjusting handle (16) in a penetrating mode, and the adjusting handle (16) is fixedly connected with the upper end of the adjusting screw rod (9).

7. The electronically controlled dust suppression dispensing hopper for discharging from a grain bin of claim 6, wherein: the electric actuating device (8) is a Z-series valve electric device or a through shaft type linear stepping motor which can be remotely controlled.