CN212686783U

CN212686783U - Belt conveying system for multi-point discharging

Info

Publication number: CN212686783U
Application number: CN202020391878.3U
Authority: CN
Inventors: 金六三; 房鹏; 曹武军; 兰晓东; 张法行; 刘艳红; 唐贞; 吴洁琼
Original assignee: Cofco Research & Engineering Zhengzhou Co ltd; Henan Maosheng Machinery Manufacturing Co ltd; Cofco Engineering Maosheng Equipment Henan Co ltd
Current assignee: Cofco Research & Engineering Zhengzhou Co ltd; Henan Maosheng Machinery Manufacturing Co ltd; Cofco Engineering Maosheng Equipment Henan Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2021-03-12
Anticipated expiration: 2030-03-25

Abstract

The utility model provides a multi-point discharging belt conveyor system, which comprises a closed casing and a multi-point discharging belt conveyor arranged in the closed casing, wherein a plurality of discharging points are arranged between the feeding end and the discharging end of the multi-point discharging belt conveyor, a four-way discharging device is arranged at each discharging point, the four-way discharging device is used for realizing the switching of discharging and throwing conveying at the discharging points, the multi-point discharging of the conveyor is realized, meanwhile, a plurality of multi-point discharging belt conveyors can be connected in series and used in combination, the four-way discharging device is arranged at the lap joint of two multi-point discharging belt conveyors connected in series, when a bin which is close to a conveying feeding port is fed, only the corresponding multi-point discharging belt conveyor is needed to be started, the subsequent conveyors are not needed to be started, the multi-point discharging can be realized, the problem of energy waste is also considered, the abrasion of the conveying belts is reduced, the service life of the conveyor is ensured, the four-way discharging device arranged at the lap joint can effectively reduce the lap joint height of the equipment and save the construction investment.

Description

Belt conveying system for multi-point discharging

Technical Field

The utility model belongs to the technical field of grain conveying mechanical equipment, concretely relates to belt conveying system of multiple spot unloading.

Background

At present, grain warehousing is usually realized by adopting a belt conveyor, along with the continuous expansion of the scale of the grain warehouse, one grain warehouse is usually composed of a plurality of grain bins, when grain is stored in the grain warehouse, the grain bins are usually fed from the top of the grain bins, the existing feeding to the grain warehouse is usually realized by obliquely and gradually overlapping a plurality of belt conveyors to realize multi-bin feeding, the overlapping to the final overall height is very large, a pedestrian corridor needs to be made to be inclined, the operation is complicated, the safety is poor and inconvenient, or the feeding to the top of the grain warehouse is realized by adopting a scraper conveyor, the feeding is convenient, but the power consumption is large, and the grain is easy to break. For solving prior art problem, this applicant has applied for patent number ZL2016107624541 ", the chinese utility model patent of patent name" belt conveyor throws the material distribution tripper ", the material distribution tripper of throwing that this patent discloses, can realize that a belt conveyor carries out grain warehouse entry to a plurality of granaries simultaneously, set up a belt conveyor at a plurality of granaries tops promptly, set up a plurality of material distribution trippers of throwing on this belt conveyor, an tripper corresponds a granary, realize a belt conveyor's multiple spot and unload, when certain granary needs to enter the grain warehouse entry, only need open the tripper that this granary corresponds, the grain of transporting on the belt conveyor gets into the granary from this tripper.

The material throwing and distributing discharger disclosed in the Chinese utility model patent No. ZL2016107624541 is provided with a double-cavity material distributing hopper which comprises a material distributing cavity and a material throwing cavity which are arranged in parallel, the double-cavity material distributing hopper is driven by a push rod to rotate around a rotating shaft to shift, the material distributing cavity is switched with the material throwing cavity, the discharging and the material throwing of the belt conveyor are switched at will, two material sliding plates are arranged in the material distributing cavity of the double-cavity material distributing hopper, the two material sliding plates are obliquely and downwards arranged, however, the discharger finds that when in use, the material distributing cavity of the double-cavity material distributing hopper corresponds to a high-level conveying belt, grain materials slide along the material distributing cavity and then respectively enter the discharging boxes arranged at two sides of a closed casing through a discharging port on the closed casing, and when discharging from the discharging boxes, the grain materials can smoothly slide along the material distributing cavity when discharging, the material sliding plates in the material distributing cavity must be ensured to have enough inclination, this just leads to along with the increase of the width of belt conveyor's conveyer belt, the height of whole material distribution tripper of throwing is continuous to be increased, when the width of belt conveyor's conveyer belt reaches 1800mm, the height of whole material distribution tripper of throwing reaches 3569mm, the product height of actually producing can be higher, and is bulky, and the manufacturing cost, the cost of transportation and installation cost are all very high, and, adopt the belt conveyor of this kind of material distribution tripper of throwing, no matter to which granary transport grain, whole conveyer all will start, even to transport grain to the granary nearest to the feed inlet of whole conveyer, must also start whole conveyer, this just causes the waste of the energy when using and conveyer belt wearing and tearing very fast, conveyer life is short, use cost is high, waste is serious.

Disclosure of Invention

In summary, in order to overcome the deficiencies of the prior art, the utility model provides a multi-point discharging belt conveyor system, which is characterized in that a multi-point discharging belt conveyor is arranged in a closed casing, a plurality of discharging points are arranged between a feeding end and a discharging end of the multi-point discharging belt conveyor, a four-way discharging device is arranged at the discharging points, the four-way discharging device is used for realizing the switching of discharging and throwing at the discharging points, thereby realizing the multi-point discharging of one conveyor, meanwhile, a plurality of multi-point discharging belt conveyors can be connected in series through the four-way discharging device, the multi-point discharging belt conveyor system is combined for use, when a bin close to a conveying feeding port is fed, only the corresponding multi-point discharging belt conveyor needs to be started, the subsequent conveyors do not need to be started, when the multi-point discharging is realized, the energy waste problem of the conveyors is also considered, the abrasion of the conveying belt is reduced, the service life of the conveyor is guaranteed, the four-way discharging device is arranged at the lap joint, the lap joint height of the equipment can be effectively reduced, and the building investment is saved.

In order to solve the technical problem, the utility model discloses a technical scheme does:

a multi-point discharge belt conveyor system, wherein: the multi-point discharging belt conveyor comprises a closed casing and a multi-point discharging belt conveyor, wherein the closed casing is arranged above a storage bin, one end of the closed casing is provided with a conveying feed inlet, the closed casing is internally provided with the multi-point discharging belt conveyor, the multi-point discharging belt conveyor comprises a driven roller, a conveying belt, a plurality of discharging points and a driving roller, the driven roller is positioned at the feed end of the multi-point discharging belt conveyor, the driving roller is positioned at the discharging end of the multi-point discharging belt conveyor, the plurality of discharging points are arranged between the feed end and the discharging end, a four-way discharging device is arranged at each discharging point, a rising roller and a falling roller are arranged at each discharging point, the driven roller, the rising roller, the falling roller and the driving roller are connected through the conveying belt, the falling roller is arranged below the rising roller, and a fall is formed between the rising roller and the falling roller, the ascending roller and the falling-back roller divide the conveying belt into an upper conveying belt and a lower conveying belt, the ascending roller is positioned at the discharge end of the upper conveying belt, the falling-back roller is positioned at the starting end of the lower conveying belt, the discharge ends of the discharge end and each discharge point are communicated with the feed inlet of the storage bin, and the discharge end of the upper conveying belt at the discharge point is communicated with the starting end of the lower conveying belt and the feed inlet of the storage bin through a four-way type discharge device.

Furthermore, the quantity of the multi-point discharging belt conveyors is one or more, when the quantity of the multi-point discharging belt conveyors is multiple, the multiple multi-point discharging belt conveyors are connected in series in the closed shell, the feeding end of the next multi-point discharging belt conveyor which is connected with the discharging end of the previous multi-point discharging belt conveyor in series is arranged below the discharging end of the previous multi-point discharging belt conveyor, the discharging end and the discharging point of each multi-point discharging belt conveyor are communicated with the feeding port of the storage bin, and the discharging end of the previous multi-point discharging belt conveyor is communicated with the feeding end of the next multi-point discharging belt conveyor which is arranged below the discharging end and the feeding port of the storage bin through a four-way discharging device.

Further, the four-way discharging device comprises a discharging hopper, a discharger, a power device and a discharging box, wherein the discharging hopper is positioned in the closed shell and is fixedly connected with the closed shell, the discharging hopper comprises a shell, the shell is of a hollow structure, a feeding hole is formed in the upper end of the shell, a throwing port is formed in the lower end of the shell, discharging holes are formed in two sides of the shell respectively, the feeding hole of the discharging hopper corresponds to a lifting roller at the discharging point of the multi-point discharging belt conveyor, or the feeding hole of the discharging hopper corresponds to a driving roller of the previous multi-point discharging belt conveyor, the two discharging holes are respectively communicated with the discharging boxes on two sides of the closed shell, the discharging boxes are connected with the feeding hole of the bin, the throwing port is positioned above a conveying belt at the discharging point of the multi-point discharging belt conveyor, or a lower throwing port is positioned above the feeding end of the next multi-point discharging belt conveyor, the shell is internally provided with two feeding channels, two discharging channels and a material throwing channel, the two feeding channels are arranged on the upper part of the shell in parallel, the feeding channels are communicated with a feeding port and an inner cavity of the shell, the material throwing channel is positioned in the middle of the lower end of the shell, the material throwing channel is communicated with a material throwing port and the inner cavity of the shell, the two discharging channels are arranged on two sides of the material throwing channel, the discharging channels are communicated with a discharging port and the inner cavity of the shell, the shell is internally provided with a discharger capable of overturning relative to the shell, the discharger is connected with a power device, the power device provides power for the overturning of the discharger, the two feeding channels are communicated with the material throwing channel or the two feeding channels are respectively communicated with the two discharging channels through the overturning of the discharger, when the two feeding channels are communicated with the material throwing channel, materials conveyed by a previous multi-point discharging belt conveyor fall onto a next multi-point discharging belt conveyor connected with the former multi-point discharging, or the materials conveyed by the upper conveying belt at the discharging point of the multi-point discharging belt conveyor fall onto the lower conveying belt to be conveyed continuously, and when the two feeding channels are communicated with the two discharging channels respectively, the materials conveyed by the discharging end of the multi-point discharging belt conveyor enter the discharging box to be discharged along the discharging channel, or the materials conveyed by the upper conveying belt at the discharging point of the multi-point discharging belt conveyor enter the discharging box to be discharged along the discharging channel.

Further, the discharge hopper comprises a shell, a feed hopper, two material throwing plates and two discharge plates, wherein the two feed hoppers are arranged in parallel in a feed port at the upper end of the shell, the feed hoppers are of funnel-shaped structures, a feed passage is formed in an inner cavity of each feed hopper, the two material throwing plates and the two discharge plates are arranged at the lower part in the shell, the two material throwing plates are arranged at two sides of the material throwing port at the lower end of the shell, the material throwing plates are obliquely and downwards arranged in the shell from outside to inside, the lower ends of the material throwing plates are connected with the upper end of the material throwing port, the material throwing passage is formed between the two material throwing plates, the two material throwing plates respectively correspond to the outer wall plates of the two feed hoppers, a gap is formed between each material throwing plate and the outer wall plate of the corresponding feed hopper, the gap is a discharge feed port, the two discharge plates are arranged at two sides of the material throwing, there is the space between stripper and the inner wall plate rather than the feeder hopper that corresponds, this space is for throwing the material feed inlet, the stripper arrange downwards from inside to outside slope in the casing, the upper end of stripper be connected with the upper end of throwing the flitch, the lower extreme of stripper is connected the lower edge of discharge opening, stripper and casing enclose into the passageway of unloading.

Furthermore, the discharger comprises a bottom plate and arc-shaped baffles fixedly arranged on two sides of the bottom plate, rotating shafts are arranged on the outer sides of the arc-shaped baffles, the rotating shafts on the two arc-shaped baffles are coaxially arranged, the rotating shafts penetrate through a shell of the discharge hopper to be connected with a power device, and the power device drives the rotating shafts to drive the arc-shaped baffles and the bottom plate to overturn.

Furthermore, the power device is a motor or a hydraulic push rod or a pneumatic push rod or an electric push rod.

Furthermore, a material blocking cover is arranged at the upper end of the discharge hopper and is arranged on a feeding hole at the upper end of the discharge hopper.

Further, the closed casing in be provided with the device that induced drafts, the device intercommunication that induced drafts sets up the fan in the closed casing outside, the device extraction that induced drafts throws dust and light miscellaneous in the unloading process, the device that induced drafts include air-out pipe, air-out slot, support frame and connecting block, the support frame be the triangle-shaped support frame, the support frame is horizontal in closed casing, the both ends and the closed casing wall connection of support frame, the support frame be provided with the air-out slot outward, air-out slot both ends and closed casing wall connection, air-out slot middle part is connected with the support frame through the connecting block, the connecting block be arranged along support frame length direction intermittent type, closed casing on be provided with the air outlet, air outlet intercommunication air-out slot inner chamber, the air outlet.

Further, the support frame slope set up, keep away from the one end of air outlet to air outlet one end from the support frame, the distance of support frame and air outlet ditch bottom surface is gradually far away, the support frame on be provided with the air intake, the air intake setting is in the one side that the air outlet was kept away from to the support frame.

The utility model has the advantages that:

1. the utility model is provided with a multi-point discharging belt conveyor in a closed shell, a plurality of discharging points are arranged between a feeding end and a discharging end of the multi-point discharging belt conveyor, a four-way discharging device is arranged at the discharging points, the discharging and throwing switching at the discharging points is realized through the four-way discharging device, thereby realizing the multi-point discharging of one conveyor, meanwhile, a plurality of multi-point discharging belt conveyors can be connected in series through the four-way discharging device, a plurality of multi-point discharging belt conveyors are combined for use, when a bin which is close to a conveying feeding port is fed, only the corresponding multi-point discharging belt conveyor needs to be started, the subsequent conveyor does not need to be started, the energy waste problem of the conveyor is taken into account while the multi-point discharging is realized, the abrasion of the conveying belt is reduced, the service life of the conveyor is ensured, the lap joint is provided with the four-way discharging device, the lap joint height can be effectively reduced, and the construction investment is saved.

2. The utility model discloses a cross-way discharging device is through setting up the drop, set up the discharge hopper in drop department, discharge hopper upper portion sets up two feedstock channel, the discharge hopper lower part sets up throws material passageway and two passageway of unloading, two passageway of unloading are arranged throwing material passageway both sides, be provided with the tripper that can overturn in the discharge hopper, the upset through the tripper realizes the passageway of unloading and throws the conversion of material passageway, thereby realize unloading of conveyer and the area material of throwing the material and switch over at will, discharge hopper and conveyer belt contactless, the conveyer belt of avoiding wearing and tearing, unload and can not produce the material leakage phenomenon at the material throwing in-process, can effectually solve the not enough that plough tripper exists.

3. The utility model discloses a set up a multiple spot in the closed casing and unload belt conveyor during, be applicable to the feeding of the less feed bin of quantity, set up the multiple spot of a plurality of series connections in the closed casing and unload belt conveyor during, be applicable to the feeding of the more feed bin of quantity, and, can set up the quantity of the discharge point of the multiple spot of unloading belt conveyor according to the quantity of feed bin, for example, first multiple spot is unloaded belt conveyor and is only set up a discharge point, second multiple spot is unloaded belt conveyor and is set up two discharge points, third multiple spot is unloaded belt conveyor and is set up three discharge point, then, when the feeding of first feed bin and second feed bin, follow-up two multiple spots are unloaded belt conveyor and need not to start, thereby effectual reduction energy is extravagant, guarantee conveyer life, reduce cost.

4. The utility model discloses a through the upset realization of the tripper of setting in the discharge hopper unload with throw the conversion of material, the tripper is located the discharge hopper, and its upset does not influence the equipment height, can effectual reduction equipment height, when the width of conveyer belt is 1800mm, the utility model discloses a four-way discharging device of the department of unloading, the total height of UNICOM's closed casing only is 2669mm, is ZL2016107624541 with the patent number, and the china utility model patent that the name is "band conveyer throws material distribution tripper" discloses throw material distribution tripper and compare, its highly reduced about 900mm to effectual solution is present to throw material distribution tripper height higher, and weight is big, installation transportation difficulty scheduling problem.

5. The utility model discloses it is fashionable by many multiple spot discharge belt conveyor, the driving roll of preceding one arranges directly over the following driven cylinder, then after many multiple spot discharge belt conveyor establish ties with a multiple spot discharge belt conveyor's whole transport length unchangeable, promptly, under the same circumstances of the number of unloading points, assume that a multiple spot discharge belt conveyor transport length is 100 meters, transport length after many multiple spot discharge belt conveyor establish ties can also keep 100 meters.

6. The utility model discloses a setting of the device that induced drafts that is connected with the fan is unloaded through the fan extraction and is thrown the dust that the material in-process produced and light miscellaneous, and clean scene of unloading, the support frame slope in the device that induced drafts sets up, and its one side of keeping away from the air outlet is provided with the air intake, and the setting up of air intake makes the wind that gets into the air-out slot even to reach even dust removal and light miscellaneous purpose.

7. The utility model discloses a setting of the fender material cover of discharge hopper upper end, the material that can effectual assurance conveyer belt throw falls in the discharge hopper, avoids the material to spill out, reduces the material loss and the waste in the transportation process.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural view of the four-way discharging device of the present invention;

fig. 4 is a schematic sectional view of fig. 3B-B according to the present invention;

fig. 5 is a schematic structural view of the unloading state of the unloading hopper of the utility model;

fig. 6 is a schematic cross-sectional view of fig. 5C-C according to the present invention;

fig. 7 is a structural schematic view of the material throwing state of the discharge hopper of the utility model;

fig. 8 is a schematic structural view of the air suction device of the present invention;

FIG. 9 is a schematic cross-sectional view of the device of FIG. 8 according to the present invention;

fig. 10 is another schematic structural view of the present invention;

fig. 11 is an enlarged schematic view of the portion E in fig. 10 according to the present invention.

Detailed Description

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

Example one

As shown in fig. 1 to 9, a multi-point discharging belt conveyor system includes a closed casing 1 and a multi-point discharging belt conveyor 2, the closed casing 1 is disposed above a storage bin, a conveying feed port 4 is disposed at one end of the closed casing 1, the closed casing 1 is internally provided with the multi-point discharging belt conveyor 2, the multi-point discharging belt conveyor 2 includes a driven roller 201, a conveying belt 203, a plurality of discharging points and a driving roller 202, the driven roller 201 is located at a feed end of the multi-point discharging belt conveyor 2, the driving roller 202 is located at a discharge end of the multi-point discharging belt conveyor 2, the plurality of discharging points are disposed between the feed end and the discharge end, a four-way discharging device 3 is disposed at each discharging point, a lifting roller 204 and a falling roller 205 are disposed at each discharging point, the driven roller 201, the lifting roller 204, and the falling roller 205 are disposed at each discharging point, The falling-back roller 205 and the driving roller 202 are connected through the conveyer belt 203, the falling-back roller 205 is arranged below the rising roller 204, a fall is formed between the rising roller 204 and the falling-back roller 205, the rising roller 204 and the falling-back roller 205 divide the conveyer belt 203 into an upper conveyer belt 203 and a lower conveyer belt 203, the rising roller 204 is positioned at the discharge end of the upper conveyer belt 203, the falling-back roller 205 is positioned at the starting end of the lower conveyer belt 203, the discharge end of each discharge point and the discharge end of the upper conveyer belt 203 are corresponding to a bin, and the discharge end of the upper conveyer belt 203 at the discharge point is communicated with the starting end of the lower conveyer belt 203 and the feed inlets of the bins through the four-way discharge device 3. The four-way discharging device 3 comprises a discharging hopper 31, a discharger 32, a power device 33 and a discharging box 34, wherein the discharging hopper 31 is positioned in the closed casing 1 and is fixedly connected with the closed casing 1, the discharging hopper 31 comprises a shell 310, a feeding hopper 35, a material throwing plate 36 and a discharging plate 37, the shell 310 is of a hollow structure, the upper end of the shell 310 is provided with a feeding hole 311, the lower end of the shell is provided with a material throwing hole 312, the two sides of the shell are respectively provided with a discharging hole 313, the upper end of the discharging hopper 31 is provided with a material blocking cover 5, the material blocking cover 5 is covered on the feeding hole 311 at the upper end of the discharging hopper 31, the feeding hole 311 of the discharging hopper 31 corresponds to the lifting roller 204 at the discharging point of the multi-point discharging belt conveyor 2, the two discharging holes 313 are respectively communicated with the discharging boxes 34 at the two sides of the closed casing 1, the discharging boxes 34 are communicated with the feeding hole of a storage bin through pipelines, the material throwing hole 312 is positioned above the lower conveying, the feeding device is characterized in that two feeding hoppers 35 are arranged in parallel in a feeding hole 311 at the upper end of the shell 310, each feeding hopper 35 is of a funnel-shaped structure, a feeding channel 314 is formed in an inner cavity of each feeding hopper 35, each feeding channel 314 is communicated with the feeding hole 311 and the inner cavity of the shell 310, two material throwing plates 36 and two discharging plates 37 are arranged at the lower portion in the shell 310, the two material throwing plates 36 are arranged on two sides of a material throwing opening 312 at the lower end of the shell 310, the material throwing plates 36 are arranged in the shell 310 from outside to inside in an inclined manner, the lower ends of the material throwing plates 36 are fixedly connected with the upper ends of the material throwing openings 312 through bolts or welded and fixed, a material throwing channel 316 is formed between the two material throwing plates 36, each material throwing channel 316 is communicated with the corresponding material throwing opening 312 and the inner cavity of the shell 310, the two material throwing plates 36 respectively correspond to the outer wall plates 351 of the two, the gap is a discharge inlet 38, the two discharge plates 37 are arranged at two sides of the material throwing channel 316, the two discharge plates 37 respectively correspond to the inner wall plates 352 of the two feed hoppers 35, a gap exists between each discharge plate 37 and the corresponding inner wall plate 352 of the feed hopper 35, the gap is a material throwing inlet 39, the discharge plates 37 are arranged in the shell 310 from inside to outside in an inclined and downward manner, the upper ends of the discharge plates 37 are fixedly welded with the upper ends of the material throwing plates 36, or the discharge plates 37 and the material throwing plates 36 are of an integral structure and are formed by bending a steel plate, the lower ends of the discharge plates 37 are connected with the lower edges of the discharge openings 313, the lower ends of the discharge plates 37 are fixedly welded with the lower edges of the discharge openings 313, the discharge plates 37 and the shell 310 enclose a discharge channel 315, the discharge channels 315 are communicated with the discharge openings 313 and the inner cavity of the shell 310, the shell 310 is internally provided with a discharger 32 which can overturn relative to the shell 310, the discharger 32 is connected with the power device 33, the power device 33 provides power for the turnover of the discharger 32, the two feeding channels 314 and the material throwing channel 316 are communicated or the two feeding channels 314 and the two discharging channels 315 are respectively communicated through the turnover of the discharger 32, when the two feeding channels 314 and the material throwing channel 316 are communicated, the material conveyed by the upper conveying belt 203 at the discharging point of the multi-point discharging belt conveyor 2 falls onto the lower conveying belt 203 for continuous conveying, and when the two feeding channels 314 and the two discharging channels 315 are respectively communicated, the material conveyed by the upper conveying belt 203 at the discharging point of the multi-point discharging belt conveyor 2 enters the discharging box 34 along the discharging channel 315 for discharging. The discharging device 32 comprises a bottom plate 321 and arc-shaped baffles 322 fixedly arranged on two sides of the bottom plate 321, rotating shafts 323 are arranged on the outer sides of the arc-shaped baffles 322, the rotating shafts 323 on the two arc-shaped baffles 322 are coaxially arranged, the rotating shafts 323 penetrate through the shell 310 of the discharging hopper 31 and are connected with the power device 33, the power device 33 is a motor, the motor is connected with the rotating shafts 323 through a coupler, and the motor drives the rotating shafts 323 to drive the arc-shaped baffles 322 and the bottom plate 321 to overturn.

The air suction device 6 is arranged in the closed casing 1, the air suction device 6 is communicated with a fan 67 arranged outside the closed casing 1, the air suction device 6 extracts dust and light impurities in the process of throwing and discharging materials, the air suction device 6 comprises an air outlet pipe 61, an air outlet groove 62, a support frame 63 and a connecting block 64, the support frame 63 is a triangular support frame 63, the support frame 63 is transversely arranged in the closed casing 1, two ends of the support frame 63 are connected with the inner wall of the closed casing 1, the air outlet groove 62 is arranged outside the support frame 63, two ends of the air outlet groove 62 are connected with the inner wall of the closed casing 1, the middle part of the air outlet groove 62 is connected with the support frame 63 through the connecting block 64, two ends of the connecting block 64 are respectively connected with the support frame 63 and the air outlet groove 62 through bolts in a fastening manner, the connecting block 64 is arranged discontinuously along the length, air outlet 65 communicates the inner chamber of air outlet groove 62, air outlet 65 on be provided with out tuber pipe 61, go out tuber pipe 61 and communicate fan 67. The support frame 63 is obliquely arranged, one end of the support frame 63, which is far away from the air outlet 65, is towards one end of the air outlet 65, the distance between the support frame 63 and the bottom surface of the air outlet groove 62 is gradually far away, the support frame 63 is provided with an air inlet 66, and the air inlet 66 is arranged on one side, which is far away from the air outlet 65, of the support frame 63.

In this embodiment, the multi-point discharging belt conveyor 2 is provided with six discharging points, which are sequentially a first discharging point, a second discharging point, a third discharging point, a fourth discharging point and a fifth discharging point, namely a sixth discharging point, from the feeding end to the discharging end, wherein the six discharging points respectively correspond to six bins, and the discharging end of the multi-point discharging belt conveyor 2 corresponds to the seventh bin 13.

When the first material bin 7 feeds, the multi-point discharging belt conveyor 2 is started, the power device 33 of the four-way discharging device 3 at the first discharging point is started, the power device 33 is a motor, the motor drives the rotating shaft 323 to rotate, so that the arc-shaped baffle 322 and the bottom plate 321 of the discharger 32 are driven to overturn, and the motor is stopped when the bottom plate 321 of the discharger 32 seals the material throwing feed port 39. At this time, the discharge feed port 38 is opened, the two feed passages 314 of the discharge hopper 31 are respectively communicated with the two discharge passages 315, the material is discharged from the upper conveyer belt 203 at the first discharge point, under the action of the material blocking cover 5, the material enters from the material inlet 311 at the upper end of the discharge hopper 31, then falls down along the two material inlet channels 314 respectively, the material falling from the left feed channel 314 by the discharger 32 enters the left discharge channel 315, then enters the left discharge box 34 along the discharge opening 313 of the left side of the closed casing 1, then, the materials are discharged along the discharge box 34, the materials sliding down from the feeding passage 314 on the right side enter the discharging passage 315 on the right side, and then enter the discharge box 34 on the right side along the discharging opening 313 on the right side of the closed casing 1, then the materials are discharged along the discharging box 34 and enter the first storage bin 7 along the feeding hole of the first storage bin 7, so that the feeding of the first storage bin 7 is realized.

When the second bunker 8 feeds, the power device 33 of the four-way discharging device 3 at the first discharging point is started, the motor drives the rotating shaft 323 to rotate reversely, so as to drive the discharger 32 to turn over, when the bottom plate 321 of the discharger 32 seals the discharging feed opening 38, the motor stops rotating, the discharging feed opening 39 is opened at the moment, the two feed channels 314 are communicated with the discharging channel 316, the material conveyed by the upper conveying belt 203 at the first discharging point enters the feed channel 314 from the feed opening 311 of the discharging hopper 31 and then enters the discharging channel 316, finally falls onto the lower conveying belt 203 at the first discharging point from the discharging opening 312, and then continues conveying.

The power device 33 of the four-way discharging device 3 at the second discharging point is started, so that the discharger 32 in the discharging hopper 31 of the four-way discharging device 3 at the second discharging point acts, the feeding channel 314 in the discharging hopper 31 at the second discharging point is communicated with the discharging channel 315, the material conveyed by the lower conveying belt 203 at the first discharging point is conveyed to the upper conveying belt 203 at the second discharging point, then the material enters the discharging hopper 31 at the second discharging point from the upper conveying belt 203 at the second discharging point, the material enters the discharging channel 315 along the feeding channel 314 of the discharging hopper 31 at the second discharging point, and then the material enters the second storage bin 8 from the discharging box 34 and the feeding holes of the second storage bin 8, so that the feeding of the second storage bin 8 is realized.

Similarly, when the third bin 9, the fourth bin 10, the fifth bin 11 or the sixth bin 12 needs to be fed, the four-way discharging device 3 at the discharging point corresponding to the bin to be fed is adjusted to the discharging state, and the four-way discharging devices 3 at other discharging points are adjusted to the material throwing device. When the seventh silo 13 is fed, the six discharge points of the entire multi-point discharge belt conveyor 2 are all adjusted to a material throwing state. The material is conveyed to the discharge end of the multi-point discharge belt conveyor 2 and then falls from the feed inlet of the seventh silo 13 into the seventh silo 13.

In the process of unloading and throwing the four-way unloading device 3 again, the fan 67 is started, dust and light impurities can be suspended in the air in the process of unloading and throwing the materials, and under the action of the fan 67, the dust and the light impurities enter between the air outlet groove 62 and the support frame 63 and are finally discharged from the air outlet 65 and the air outlet pipe 61. Because the fan 67 is disposed outside the sealed enclosure 1 and is close to the air outlet 65, the wind force at the end of the supporting frame 63 close to the air outlet 65 is strong, the wind force at the end of the supporting frame 63 far from the air outlet 65 is weak, and in order to balance the wind force in the air outlet groove 62 and keep the wind force uniform, the air inlet 66 is disposed at the end of the supporting frame 63 far from the air outlet 65, and meanwhile, the supporting frame 63 is disposed in an inclined manner.

Example two

As shown in fig. 10 and 11, the first embodiment is repeated, and there are different points that the number of the multi-point discharging belt conveyors 2 in the closed housing 1 is plural, the plural multi-point discharging belt conveyors 2 are connected in series in the closed housing 1, the feeding end of the next multi-point discharging belt conveyor 2 connected in series with the discharging end of the previous multi-point discharging belt conveyor 2 is arranged below the discharging end of the previous multi-point discharging belt conveyor 2, the discharging end and the discharging point of each multi-point discharging belt conveyor 2 correspond to one bin, and the discharging end of the previous multi-point discharging belt conveyor 2 is communicated with the feeding end of the next multi-point discharging belt conveyor 2 and the feeding port of the bin through the four-way discharging device 3.

In this embodiment, taking feeding to seven bins as an example, three multi-point discharging belt conveyors 2 connected in series are provided, which are a first multi-point discharging belt conveyor 14, a second multi-point discharging belt conveyor 15 and a third multi-point discharging belt conveyor 16 in sequence, and when three multi-point discharging belt conveyors 2 are connected in series, a feeding end of the second multi-point discharging belt conveyor 15 is provided below a discharging end of the first multi-point discharging belt conveyor 14, and a feeding end of the third multi-point discharging belt conveyor 16 is provided below a discharging end of the second multi-point discharging belt conveyor 15. First multiple spot discharge belt conveyor 14 and second multiple spot discharge belt conveyor 15 all set up a discharge point only, and the conveyer that sets up a discharge point can correspond two feed bins, and third multiple spot discharge belt conveyor 16 sets up two discharge points, and this multiple spot discharge belt conveyor 2 can be to three feed bin feeding. That is, the first multi-point discharging belt conveyor 14 corresponds to the first bin 7 and the second bin 8, the second multi-point discharging belt conveyor 15 corresponds to the third bin 9 and the fourth bin 10, and the third multi-point discharging belt conveyor 16 corresponds to the fifth bin 11, the sixth bin 12 and the seventh bin 13.

When the first storage bin 7 needs to be fed, only the first multi-point discharging belt conveyor 14 needs to be started, and the four-way discharging device 3 at the discharging point of the first multi-point discharging belt conveyor 14 is adjusted to be in a discharging state. When the second bunker 8 needs to be fed, the first multi-point discharging belt conveyor 14 is started, the four-way discharging device 3 at the discharging point of the first multi-point discharging belt conveyor 14 is adjusted to be in a material throwing state, the material conveyed by the upper conveying belt 203 at the discharging point falls onto the lower conveying belt 203 for continuous conveying, and the material is conveyed to the discharging end of the first multi-point discharging belt conveyor 14 and then is fed into the second bunker 8.

When feeding to the third bin 9 is needed, the first multi-point discharging belt conveyor 14 and the second multi-point discharging belt conveyor 15 need to be started, the four-way discharging device 3 at the discharging point of the first multi-point discharging belt conveyor 14 is adjusted to the material throwing state, the four-way discharging device 3 between the first multi-point discharging belt conveyor 14 and the second multi-point discharging belt conveyor 15 is adjusted to the material throwing state, the four-way discharging device 3 at the discharging point of the second multi-point discharging belt conveyor 15 is adjusted to the discharging state, and feeding of the third bin 9 can be achieved.

When feeding to the fourth bunker 10 is needed, the first multi-point discharging belt conveyor 14 and the second multi-point discharging belt conveyor 15 need to be started, the four-way discharging device 3 at the discharging point of the first multi-point discharging belt conveyor 14 is adjusted to the material throwing state, the four-way discharging device 3 between the first multi-point discharging belt conveyor 14 and the second multi-point discharging belt conveyor 15 is adjusted to the material throwing state, the four-way discharging device 3 at the discharging point of the second multi-point discharging belt conveyor 15 is adjusted to the material throwing state, and the material is discharged from the discharging end of the second multi-point discharging belt conveyor 15, so that feeding of the fourth bunker 10 is achieved.

When feeding is needed to the fifth bunker 11, all three multi-point discharging belt conveyors 2 are needed to be started, the four-way discharging device 3 at the discharging point of the third multi-point discharging belt conveyor 16 corresponding to the fifth bunker 11 is adjusted to be in a discharging state, and the rest four-way discharging devices 3 are adjusted to be in a material throwing state, and similarly, when feeding is needed to the sixth bunker 12, all three multi-point discharging belt conveyors 2 are needed to be started, the four-way discharging device 3 at the discharging point of the third multi-point discharging belt conveyor 16 corresponding to the sixth bunker 12 is adjusted to be in a discharging state, the rest four-way discharging devices 3 are adjusted to be in a material throwing state, when feeding is needed to the seventh bunker 13, all three multi-point discharging belt conveyors 2 are needed to be started, all four-way discharging devices 3 are adjusted to be in a material throwing state, and materials are conveyed to the discharging end of the third multi-point discharging belt conveyor 16 by the three multi-point discharging belt conveyors 2, from which discharge end a seventh silo 13 is fed.

Comparing the first embodiment with the second embodiment, it can be seen that in the first embodiment, no matter which silo feeds, the whole multi-point discharging belt conveyor 2 needs to operate, even if the first silo 7 feeds, the conveyer belt 203 of the multi-point discharging belt conveyor 2 behind the first silo 7 idles, the consumed energy is wasted, the conveyer belt 203 is worn quickly, and the silo feeding cost is high. In the second embodiment, when the first bunker 7 is fed, only the first multi-point discharging belt conveyor 14 needs to be operated, and the second multi-point discharging belt conveyor 15 and the third multi-point discharging belt conveyor 16 do not need to be operated, so that compared with the first embodiment, the second embodiment can achieve the purposes of saving energy, reducing consumption and reducing the abrasion of the conveying belt 203.

Embodiment one, embodiment two are all to seven feed bin feeding, during the in-service use, the utility model discloses can rationally arrange the quantity of unloading point and the quantity of multiple spot discharge belt conveyor 2 according to the actual feed bin condition, rationally adjust the series order.

Embodiment one, embodiment two are all the circumstances that a feed bin set up a feed inlet, the utility model discloses when in actual use, can also be according to the feed bin circumstances, with a plurality of discharge points to same feed bin feeding, this kind of circumstances can be applied to double-deck top feed bin, if, arranges two feed inlets on the inlayer top of double-deck top feed bin, two discharge points of multi-point discharge belt conveyor communicate with two feed inlets respectively, realize two discharge points to same feed bin feeding.

It should be noted that the above-mentioned embodiments are illustrative and not restrictive of the technical solutions of the present invention, and equivalents of those skilled in the art or other modifications made according to the prior art are intended to be included within the scope of the claims of the present invention as long as they do not exceed the spirit and scope of the technical solutions of the present invention.

Claims

1. A belt conveyor system of multiple spot unloading which characterized in that: comprises a closed machine shell (1) and a multi-point discharging belt conveyor (2), wherein the closed machine shell (1) is arranged above a storage bin, one end of the closed machine shell (1) is provided with a conveying feed inlet (4), the closed machine shell (1) is internally provided with the multi-point discharging belt conveyor (2), the multi-point discharging belt conveyor (2) comprises a driven roller (201), a conveying belt (203), a plurality of discharging points and a driving roller (202), the driven roller (201) is positioned at the feed end of the multi-point discharging belt conveyor (2), the driving roller (202) is positioned at the discharging end of the multi-point discharging belt conveyor (2), a plurality of discharging points are arranged between the feed end and the discharging end, each discharging point is provided with a four-way discharging device (3), each discharging point is provided with a lifting roller (204) and a falling roller (205), the conveying device comprises a driven roller (201), an ascending roller (204), a falling roller (205) and a driving roller (202) which are connected through a conveying belt (203), wherein the falling roller (205) is arranged below the ascending roller (204), a fall is formed between the ascending roller (204) and the falling roller (205), the conveying belt (203) is divided into an upper conveying belt (203) and a lower conveying belt (203) by the ascending roller (204) and the falling roller (205), the ascending roller (204) is positioned at the discharging end of the upper conveying belt (203), the falling roller (205) is positioned at the starting end of the lower conveying belt (203), the discharging end and the discharging end of each discharging point are communicated with a bin feeding hole, and the discharging end of the upper conveying belt (203) at the discharging point is communicated with the starting end of the lower conveying belt (203) and the bin through a four-way discharging device (3).

2. The multi-point discharge belt conveyor system according to claim 1, wherein: the quantity of multi-point discharging belt conveyor (2) be one or more, when the quantity of multi-point discharging belt conveyor (2) was a plurality of, a plurality of multi-point discharging belt conveyor (2) series connection in closed casing (1), the below of the discharge end of preceding multi-point discharging belt conveyor (2) sets up the feed end of the back multi-point discharging belt conveyor (2) rather than establishing ties, the discharge end and the discharge point of every multi-point discharging belt conveyor (2) all communicate with the feed inlet of feed bin, the discharge end of preceding multi-point discharging belt conveyor (2) communicates the feed end of the back multi-point discharging belt conveyor (2) that is located its below and the feed inlet of feed bin through four-way discharge apparatus (3).

3. The multi-point discharge belt conveyor system according to claim 1, wherein: the four-way discharging device (3) comprises a discharging hopper (31), a discharger (32), a power device (33) and a discharging box (34), wherein the discharging hopper (31) is positioned in the closed shell (1) and is fixedly connected with the closed shell () 1, the discharging hopper (31) comprises a shell (310), the shell (310) is of a hollow structure, the upper end of the shell is provided with a feeding hole (311), the lower end of the shell is provided with a throwing hole (312), the two sides of the shell are respectively provided with a discharging hole (313), the feeding hole (311) of the discharging hopper (31) corresponds to a lifting roller (204) at the discharging point of the multipoint discharging belt conveyor (2), or the feeding hole (311) of the discharging hopper (31) corresponds to a driving roller (202) of the previous multipoint discharging belt conveyor (2), and the two discharging holes (313) are respectively communicated with the discharging boxes (34) at the two sides of the closed shell (1), the discharge box (34) is connected with a feed inlet of the storage bin, the material throwing port (312) is positioned above a lower conveying belt (203) of a discharge point of the multi-point discharge belt conveyor (2), or the material throwing port (312) is positioned above a feed end of a rear multi-point discharge belt conveyor (2), two feed channels (314), two discharge channels (315) and a material throwing channel (316) are arranged in the shell (310), the two feed channels (314) are arranged on the upper part of the shell (310) in parallel, the feed channels (314) are communicated with the feed inlet (311) and an inner cavity of the shell (310), the material throwing channel (316) is positioned in the middle of the lower end of the shell (310), the material throwing channel (316) is communicated with the material throwing port (312) and the inner cavity of the shell (310), the two discharge channels (315) are arranged on two sides of the material throwing channel (316), and the discharge channel (315) is communicated with the discharge port (313) and the inner cavity of the shell (310), the shell (310) is internally provided with a discharger (32) which can overturn relative to the shell (310), the discharger (32) is connected with a power device (33), the power device (33) provides power for the overturning of the discharger (32), two feeding channels (314) are communicated with a material throwing channel (316) or two feeding channels (314) are respectively communicated with two discharging channels (315) through the overturning of the discharger (32), when the two feeding channels (314) are communicated with the material throwing channel (316), materials conveyed by a previous multipoint discharging belt conveyor (2) fall onto a next multipoint discharging belt conveyor (2) connected with the former multipoint discharging belt conveyor to be continuously conveyed, or materials conveyed by an upper conveying belt (203) at the discharging point of the multipoint discharging belt conveyor (2) fall onto a lower conveying belt (203) to be continuously conveyed, when the two feeding channels (314) are respectively communicated with the two discharging channels (315), the materials conveyed by the discharging end of the multi-point discharging belt conveyor (2) enter the discharging box (34) along the discharging channel (315) for discharging, or the materials conveyed by the upper conveying belt (203) at the discharging point of the multi-point discharging belt conveyor (2) enter the discharging box (34) along the discharging channel (315) for discharging.

4. The multi-point discharge belt conveyor system according to claim 3, wherein: the discharge hopper (31) comprises a shell (310), two feed hoppers (35), material throwing plates (36) and discharge plates (37), wherein the two feed hoppers (35) are arranged in parallel in a feed port (311) at the upper end of the shell (310), the feed hoppers (35) are of funnel-shaped structures, a feed channel (314) is formed in an inner cavity of each feed hopper (35), the two material throwing plates (36) and the two discharge plates (37) are arranged at the lower part in the shell (310), the two material throwing plates (36) are arranged at two sides of a material throwing port (312) at the lower end of the shell (310), the material throwing plates (36) are arranged in the shell (310) in a downward inclined manner from outside to inside, the lower ends of the material throwing plates (36) are connected with the upper ends of the material throwing port (312), the material throwing channels (316) are formed between the two material throwing plates (36), and the two material throwing plates (36) respectively correspond to outer wall plates (351) of, throw flitch (36) and rather than the outer wall board (351) of corresponding feeder hopper (35) between have the space, this space is discharge feed inlet (38), two stripper plates (37) arrange the both sides at throwing material passageway (316), and two stripper plates (37) correspond with inner wall board (352) of two feeder hoppers (35) respectively, there is the space between stripper plate (37) and rather than the inner wall board (352) of corresponding feeder hopper (35), this space is throwing material feed inlet (39), stripper plate (37) arrange from inside to outside slope downwards in casing (310), the upper end of stripper plate (37) be connected with the upper end of throwing flitch (36), the lower extreme of stripper plate (37) is connected the lower limb of discharge opening (313), stripper plate (37) and casing (310) enclose into discharge passageway (315).

5. The multi-point discharge belt conveyor system according to claim 3, wherein: the discharging device (32) comprises a bottom plate (321) and arc-shaped baffles (322) fixedly arranged on two sides of the bottom plate (321), rotating shafts (323) are arranged on the outer sides of the arc-shaped baffles (322), the rotating shafts (323) on the two arc-shaped baffles (322) are coaxially arranged, the rotating shafts (323) penetrate through a shell (310) of the discharging hopper (31) and are connected with a power device (33), and the power device (33) drives the rotating shafts (323) to drive the arc-shaped baffles (322) and the bottom plate (321) to overturn.

6. The multi-point discharge belt conveyor system according to claim 5, wherein: the power device (33) is a motor or a hydraulic push rod or a pneumatic push rod or an electric push rod.

7. The multi-point discharge belt conveyor system according to claim 3, wherein: the material blocking device is characterized in that a material blocking cover (5) is arranged at the upper end of the discharge hopper (31), and the material blocking cover (5) is covered on a feeding hole (311) at the upper end of the discharge hopper (31).

8. The multi-point discharge belt conveyor system according to claim 1, wherein: the air suction device (6) is arranged in the closed casing (1), the air suction device (6) is communicated with a fan (67) arranged on the outer side of the closed casing (1), the air suction device (6) extracts dust and light impurities in the material throwing and discharging process, the air suction device (6) comprises an air outlet pipe (61), an air outlet groove (62), a support frame (63) and a connecting block (64), the support frame (63) is a triangular support frame (63), the support frame (63) is transversely arranged in the closed casing (1), two ends of the support frame (63) are connected with the inner wall of the closed casing (1), the air outlet groove (62) is arranged outside the support frame (63), two ends of the air outlet groove (62) are connected with the inner wall of the closed casing (1), the middle part of the air outlet groove (62) is connected with the support frame (63) through the connecting block (64), and the connecting block (64) is arranged discontinuously along the length direction, the sealed cabinet (1) on be provided with air outlet (65), air outlet (65) intercommunication air-out slot (62) inner chamber, air outlet (65) on be provided with out tuber pipe (61), go out tuber pipe (61) intercommunication fan (67).