CN111846648A

CN111846648A - Anti-blocking feeding device

Info

Publication number: CN111846648A
Application number: CN202010876274.2A
Authority: CN
Inventors: 杨黎军; 于淼淼
Original assignee: Qingdao Guanbaolin Activated Carbon Co ltd
Current assignee: Qingdao Guanbaolin Activated Carbon Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2020-10-30

Abstract

The invention provides an anti-blocking feeding device, which comprises: the hopper is used for temporarily storing materials and is provided with a feeding port, a bottom discharging port and a side discharging port, the bottom discharging port is opened downwards, and the side discharging port is arranged on the side wall of the lower part of the hopper and is communicated with the bottom discharging port; the discharging structure is arranged below the bottom discharging port and used for controlling the amount of materials discharged from the hopper through the bottom discharging port and/or the side discharging port; and the conveying device is arranged at the downstream of the discharge structure and is used for receiving and conveying the materials from the discharge structure. According to the anti-blocking feeding device, after the hopper is directly filled with materials, the discharging structure controls the materials to be gradually discharged from the interior of the hopper, so that a large amount of materials are prevented from directly flowing into the conveying device, blocking is avoided, and stability in material conveying is guaranteed; in addition, the hopper can be directly filled with the material, and the amount of the material added into the hopper does not need to be additionally controlled, so that the working efficiency is high, and the practicability is high.

Description

Anti-blocking feeding device

Technical Field

The invention relates to the technical field of feeding devices, in particular to an anti-blocking feeding device capable of avoiding blocking and accelerating feeding efficiency.

Background

For the transportation of materials, a hopper is generally adopted, and the structure of the hopper is generally a funnel shape, namely a structure with a large upper part and a small lower part for transporting the materials. When some blocky materials or materials which have certain humidity and are easy to cake and adhere are conveyed, the materials of the types are easy to cake or are overhead in the hopper, so that the materials cannot be conveyed smoothly in the hopper; in addition, materials which have certain humidity and are easy to agglomerate and adhere are also easy to adhere to a conveying belt or a conveying sheet under the action of the self gravity of the materials, so that the materials cannot be conveyed, and the feeding interruption is caused.

Chinese patent document CN208103410U discloses a feeding device for avoiding blockage, which comprises a feeding mechanism and a feeding mechanism, wherein the feeding mechanism comprises a screw rod, a driving motor, a conveying pipeline and a feeding hopper, an output shaft of the driving motor is connected with a connecting end of the screw rod, a frame of the driving motor is arranged at an initial end of the conveying pipeline, a spiral blade end of the screw rod is arranged in the conveying pipeline, and a discharge port of the feeding hopper penetrates through a side wall of the conveying pipeline and is arranged at the initial section of the conveying pipeline; the feeding mechanism comprises a storage bin and a stirring unit, a discharge port of the storage bin is arranged on a feed port of the feed hopper, and the stirring unit penetrates through two opposite side faces of the discharge bin. The technical solution described in this patent document requires strict control of the material input into the storage silo, and if a large amount of material is directly input, the stirring effect of the stirring unit cannot be ensured, and the pipeline is very easily blocked after a large amount of material is flushed into the conveying pipeline.

Chinese patent document CN202508584U discloses a double-layer screw conveying device, which comprises a casing, a driving device, a transmission device, a screw shaft, a feeding port and a discharging port, wherein the screw shaft comprises an upper layer screw shaft and a lower layer screw shaft, the upper layer screw shaft is provided with a blade type screw surface, the lower layer screw shaft is provided with a solid type screw surface, a power output end of the driving device is respectively connected with one end of the upper layer screw shaft and one end of the lower layer screw shaft through a transmission gear, the feeding port is located above the upper layer screw shaft, and the discharging port is located below the other end of. According to the technical scheme described in the patent document, materials can be primarily separated and crushed by the upper-layer screw shaft, but similarly, the materials input into the feeding port need to be strictly controlled, if a large amount of materials are directly input, the stirring effect of the upper-layer screw shaft cannot be ensured, and after the large amount of materials flow into the shell, the inner part of the shell is easily blocked, so that the conveying failure is caused.

Chinese patent document CN210213786U discloses a feeding structure of a screw feeder, which comprises a feeding pipe disposed at the top of one end of a housing of the screw feeder, wherein a stirring mechanism is disposed at the bottom of the feeding pipe, a pressurizing mechanism is disposed at the entrance of the feeding pipe above the stirring mechanism, a feeding pipe is disposed at one side of the feeding pipe, and a feeding hopper is disposed at the entrance of the feeding pipe. This patent document smashes the material through setting up rabbling mechanism and stirs, sets up the pressurization structure and extrudees the material to solve the material bridging problem, nevertheless equally, this patent document does not solve when inputing a large amount of materials in the charge-in pipe, how to carry the problem of a large amount of materials progressively.

The solutions in the above patent documents do not solve the problem of how to carry out ordered transportation and not block when a large amount of materials are stacked inside the hopper and the materials are blocky or have certain humidity and are easy to cake and stick. Only when the inside a large amount of materials that can keep in of hopper, just can avoid needing the inside material loading volume of continuous control hopper because of needs, need artifical frequent intervention when leading to the material to carry, and then the problem that leads to efficiency to reduce just can improve work efficiency, realizes the stable high efficiency that the material was carried conscientiously.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the technical problem that when a feeding device in the prior art conveys blocky materials or materials with certain humidity and easy caking and adhesion, the feeding device only can scatter the materials, and when a large amount of materials are accumulated in a hopper, the amount of the materials input into a conveying pipe cannot be controlled, so that blockage is easy to occur in the conveying stage, so that the anti-blockage feeding device can smoothly convey the materials when a large amount of materials are accumulated in the hopper, and the conveying amount of the materials can be ensured.

Therefore, the invention provides an anti-blocking feeding device, which comprises:

the hopper is used for temporarily storing materials and is provided with a feeding port, a bottom discharging port and a side discharging port, the bottom discharging port is opened downwards, and the side discharging port is arranged on the side wall of the lower part of the hopper and is communicated with the bottom discharging port;

the discharging structure is arranged below the bottom discharging port and used for controlling the amount of materials discharged from the hopper through the bottom discharging port and/or the side discharging port;

and the conveying device is arranged at the downstream of the discharge structure and is used for receiving and conveying the materials from the discharge structure.

As a preferred scheme, the discharging structure comprises:

the bearing tray is arranged below the bottom discharge port and vertically separated from the bottom discharge port by a set distance to form a discharge gap;

the receiving tray is arranged below the bearing tray, is used for receiving materials and is provided with a discharging opening;

the first motor is used for driving the bearing tray to rotate.

As a preferred scheme, the first motor is arranged below the material receiving disc, and a rotating shaft through hole is formed in the middle of the material receiving disc; and a first driving shaft of the first motor penetrates through the rotating shaft through hole and then is connected with the bearing tray.

As a preferred scheme, the material receiving tray further comprises a scraping plate which is fixedly arranged below the bearing tray, rotates along with the bearing tray when the bearing tray rotates, and scrapes the materials falling onto the material receiving tray to the discharge opening to be discharged.

As a preferable scheme, the method further comprises the following steps: the baffle plate is movably arranged on the side wall of the bottom of the hopper through an adjusting structure and used for adjusting the size of the opening of the side discharging port.

As a preferable aspect, the adjusting structure includes:

the long-strip-shaped hole is formed in the shielding plate along the adjusting direction;

at least two fixing bolts are fixedly arranged on the outer wall of the hopper and penetrate out of the elongated holes;

and at least two fastening nuts are screwed on the parts of the fixing bolts penetrating out of the elongated holes respectively.

As a preferred scheme, still include the row material curb plate, set up in one side of side discharge gate, have stretch into the inside first curb plate of hopper.

As a preferred scheme, the discharging side plate further comprises a second side plate which is integrally formed with the first side plate and is coplanar with the first side plate, the second side plate is located outside the hopper, and the back surface of the second side plate is fixedly connected with the side wall of the hopper through a supporting plate.

As a preferable scheme, the method further comprises the following steps:

a high pressure air storage tank storing compressed air;

at least one impact nozzle is arranged at the middle lower part of the hopper, and the impact direction is inclined downwards;

the air pipe is communicated with the high-pressure air storage tank and a connector of the impact nozzle, which is positioned outside the hopper;

and the control switch is used for controlling the compressed air in the high-pressure air storage tank to be released once at intervals of set time.

As a preferable scheme, the method further comprises the following steps:

the lower hanging plate is arranged below the discharge opening;

the permanent magnets are fixedly arranged on the lower hanging plate and are arranged outwards.

The technical scheme provided by the invention has the following advantages:

1. the anti-blocking feeding device comprises a hopper, a discharging structure and a conveying device, wherein the hopper comprises a feeding port, a bottom discharging port and a side discharging port, the discharging structure is arranged below the bottom discharging port and used for controlling the amount of materials discharged from the hopper through the bottom discharging port and/or the side discharging port, and the conveying device receives the materials from the discharging structure and conveys the materials to a target position; the anti-blocking feeding device is mainly used for conveying small lump materials or materials which are easy to adhere but not particularly large in viscosity (such as wet activated carbon), after the hopper is directly filled with the materials, the discharging structure controls the materials to be gradually discharged from the inside of the hopper, a large amount of materials are prevented from directly flowing into the conveying device, and therefore blocking is avoided, and stability of material conveying is guaranteed; in addition, the hopper can be directly filled with the material, and the amount of the material added into the hopper does not need to be additionally controlled, so that the working efficiency is high, and the practicability is high.

2. The anti-blocking feeding device comprises a discharging structure, a feeding structure and a discharging structure, wherein the feeding structure comprises a bearing tray arranged below a bottom discharging port, a receiving tray positioned below the bearing tray, and a first motor for driving the bearing tray to rotate; after the materials are input into the hopper, the material is directly received because the bearing tray is arranged at the bottom discharge port of the hopper, when the bearing tray rotates, a part of the materials are driven to rotate, so that the materials are driven to be discharged to the receiving tray from the discharge gap and the side discharge port, and the materials are conveyed to the conveying device through the discharge opening after being received by the receiving tray; that is, the anti-clogging feeding device controls the material discharge amount by controlling the rotation speed of the bearing tray.

3. The anti-blocking feeding device also comprises a scraping plate which is fixedly arranged below the bearing plate and rotates along with the bearing plate when the bearing plate rotates, so that materials falling onto the receiving plate are scraped to the discharging opening to be discharged; scrape the flitch and fix the setting on holding the tray, rotate with holding the tray synchronous, rotate with higher speed when holding the tray, when the material discharge amount grow, scrape the flitch scrape the material speed also the while and become fast, the material can in time shift to conveyor from the take-up (stock) pan, the material phenomenon of piling up can not appear.

4. The anti-blocking feeding device also comprises a baffle plate which is movably arranged on the side wall of the bottom of the hopper through an adjusting structure and is used for adjusting the size of an opening of the side discharging port so as to adjust the speed of the hopper discharging materials. Specifically, a strip-shaped hole extending along the adjusting direction is formed in the shielding plate, a fixing bolt is fixedly arranged on the outer wall of the hopper, a part of the fixing bolt is exposed after penetrating through the strip-shaped hole, and a fastening nut is screwed on the exposed part; when the size of the side discharge port needs to be adjusted, the fastening nut is unscrewed, and after the baffle plate is adjusted to a proper position back and forth, the fastening nut is screwed down to complete adjustment.

5. The anti-blocking feeding device further comprises a discharging side plate, the discharging side plate is arranged on one side of the side discharging opening and provided with a first side plate extending into the hopper, when the bearing tray rotates, materials are pushed to rotate, the first side plate can guide the materials out of the side discharging opening, and the efficiency of guiding the materials out can be adjusted by adjusting the height and the length of the first side plate.

6. According to the anti-blocking feeding device, the discharging side plates further comprise second side plates which are integrally formed with the first side plates and are coplanar, the second side plates are located outside the hopper, and the back surfaces of the second side plates are fixedly connected with the side walls of the hopper through the supporting plates; when the bearing plate rotates to drive the material to rotate and extrude the first side plate, the second side plate and the supporting plate can play a role in reinforcement.

7. The anti-blocking feeding device also comprises a high-pressure air storage tank, an impact nozzle and a connector, wherein the high-pressure air storage tank is fixedly arranged, the impact nozzle is arranged at the middle lower part of the hopper, the connector is communicated with the high-pressure air storage tank and the impact nozzle and is positioned outside the hopper, compressed air in the high-pressure air storage tank is controlled by a control switch to be released at intervals for a set time, the high-pressure air is released to impact materials through the impact nozzle, the materials which are bridged in the hopper due to bonding can be knocked down, and the materials can be conveyed downwards smoothly.

8. The anti-blocking feeding device also comprises a lower hanging plate arranged below the discharge opening and permanent magnets fixedly arranged on the lower hanging plate, and when iron impurities are mixed in the material and the material is conveyed outwards through the discharge opening, the iron impurities can be adsorbed and fixed by the permanent magnets, so that the iron impurities are filtered out of the material.

Drawings

To more clearly illustrate the technical solutions in the prior art or the embodiments of the present invention, the drawings used in the description of the prior art or the embodiments are briefly introduced below.

FIG. 1 is a schematic view of the overall structure of the anti-clogging feeding device of the present invention.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is another perspective view of fig. 1.

Fig. 4 is an enlarged schematic view of the structure of part B in fig. 3.

Fig. 5 is a front view of fig. 1.

Fig. 6 is an enlarged schematic view of the structure of the portion C in fig. 5.

Fig. 7 is a partial view of fig. 1 with the hopper removed.

Fig. 8 is another perspective view of fig. 7.

Fig. 9 is a schematic view of the overall structure of the conveying apparatus in fig. 1.

Fig. 10 is a cross-sectional view of fig. 9.

Fig. 11 is a perspective view of the material scattering device of fig. 9 with the device removed.

Fig. 12 is a right side view of fig. 11.

Fig. 13 is a top view of fig. 1.

Reference numerals: 1. a hopper; 11. a feeding port; 12. a bottom discharge hole; 13. a side discharge port; 14. a shielding plate; 141. a strip-shaped hole; 142. fixing the bolt; 143. fastening a nut; 15. a discharge side plate; 151. a first side plate; 152. a second side plate; 16. a support plate; 2. a discharge structure; 20. a discharge gap; 21. a support tray; 22. a take-up pan; 23. a discharge opening; 24. a first motor; 25. a through hole of the rotating shaft; 26. a first drive shaft; 27. a scraping plate; 3. a conveying device; 30. a circular through cavity; 31. a delivery conduit; 32. a shaftless flight; 4. a high pressure gas storage tank; 41. an impact nozzle; 42. an air tube; 5. hanging the plate; 51. permanent magnet blocks; 6. a material scattering device; 71. a second motor; 72. a second drive shaft; 73. a fixing plate; 74. a first drive gear; 75. a second drive gear; 76. and connecting the chains.

Detailed Description

The technical solution of the present invention is described in detail below with reference to the accompanying drawings.

Examples

This embodiment provides an anti-clogging feeding device, as shown in fig. 1-2, including: the hopper 1 is used for temporarily storing materials and is provided with a feeding port 11, a bottom discharge port 12 and a side discharge port 13, the bottom discharge port 12 is opened downwards, and the side discharge port 13 is arranged on the side wall of the lower part of the hopper 1 and is communicated with the bottom discharge port 12; the discharging structure 2 is arranged below the bottom discharging port 12 and is used for controlling the amount of materials discharged from the hopper 1 through the bottom discharging port 12 and/or the side discharging port 13; and the conveying device 3 is arranged at the downstream of the discharging structure 2 and is used for receiving and conveying the materials from the discharging structure.

The anti-blocking feeding device is mainly used for conveying small lump materials or materials which are easy to adhere but not particularly large in viscosity (such as wet activated carbon), after the hopper 1 is directly filled with the materials, the discharging structure 2 controls the materials to be gradually discharged from the inside of the hopper 1, and a large amount of materials are prevented from directly flowing into the conveying device 3, so that blocking is avoided, and stability of material conveying is guaranteed; in addition, the material can directly fill up hopper 1, need not additionally to control the amount that the material added to hopper 1 inside, therefore work efficiency is high, and the practicality is strong.

The discharging structure 2 comprises: a support tray 21, which is arranged below the bottom discharge hole 12 and vertically spaced from the bottom discharge hole 12 by a set distance to form a discharge gap 20 (as shown in fig. 5-6); the receiving tray 22 is arranged below the bearing tray 21, is used for receiving materials and is provided with a discharging opening 23; the first motor 24 is used for driving the bearing tray 21 to rotate.

After the materials are input into the hopper 1, the material is directly received because the bearing tray 21 is arranged at the position of the bottom discharge port 12 of the hopper 1, when the bearing tray 21 rotates, a part of the materials are driven to rotate, so that the materials are driven to be discharged from the discharge gap 20 and the side discharge port 13 to the receiving tray 22, and the receiving tray 22 receives the materials and then is conveyed to the conveying device 3 through the discharge opening 23; that is, the anti-clogging feeding device of the present embodiment controls the amount of material discharged by controlling the rotation speed of the supporting plate 21. The first motor 24 may be a variable frequency motor.

As shown in fig. 3-4, the first motor 24 is disposed below the receiving tray 22, and a rotating shaft through hole 25 is disposed in the middle of the receiving tray 22; the first driving shaft 26 of the first motor 24 passes through the rotating shaft through hole 25 and is connected with the bearing tray 21.

As shown in fig. 7-8, the material scraping plate 27 is fixedly disposed below the supporting tray 21, and rotates when the supporting tray 21 rotates, and scrapes the material falling onto the receiving tray 22 to the discharge opening 23 to be discharged. Scrape flitch 27 and fix and set up on holding tray 21, rotate with holding tray 21 synchronization, rotate with higher speed when holding tray 21, when the material discharge volume grow, scrape flitch 27 scrape the material speed also fast simultaneously, the material can in time shift to conveyor 3 from take-up (stock) pan 22, the material phenomenon of piling up can not appear.

As shown in fig. 2, 4, 6 and 13, the method further includes: and the shielding plate 14 is movably arranged on the side wall of the bottom of the hopper 1 through an adjusting structure and is used for adjusting the size of the opening of the side discharging port 13, so that the discharging speed of the hopper 1 is adjusted.

Specifically, the adjusting structure includes: an elongated hole 141 provided in the shutter 14 along the adjustment direction; at least two fixing bolts 142 fixedly arranged on the outer wall of the hopper 1; at least two fastening nuts 143 are screwed to the fixing bolt 142 at portions penetrating through the elongated holes 141.

When the size of the side discharge port 13 needs to be adjusted, the fastening nut 143 is unscrewed, the shielding plate 14 is adjusted back and forth to a proper position, and then the fastening nut 143 is screwed, so that the adjustment is completed.

The material discharging device further comprises a discharging side plate 15, wherein the discharging side plate is arranged on one side of the side discharging port 13 and is provided with a first side plate 151 extending into the hopper 1. The discharging side plate 15 further comprises a second side plate 152 integrally formed with the first side plate 151, the second side plate 152 is located outside the hopper 1, and the back surface of the second side plate is fixedly connected with the side wall of the hopper 1 through a support plate 16.

When the supporting plate 21 rotates, the material is pushed to rotate, the first side plate 151 can lead out the material from the side discharge port 13, and the efficiency of leading out the material can be adjusted by adjusting the height and the length of the first side plate 151. When the supporting tray 21 rotates to drive the material to rotate and extrude the first side plate 151, the second side plate 152 and the supporting plate 16 are arranged to play a reinforcing role.

Further comprising: a high pressure air tank 4 for storing compressed air; at least one impact nozzle 41 is arranged at the middle lower part of the hopper 1, and the impact direction is inclined downwards; an air pipe 42 communicating with the high pressure air tank and an interface of the impact nozzle 41 located outside the hopper 1; and the control switch controls the compressed air in the high-pressure air storage tank 4 to be released once at set time intervals. Compressed air in the high-pressure air storage tank 4 is released once at intervals of set time through the control switch, the high-pressure air is released to impact materials through the impact nozzle 41, the materials bridging in the hopper 1 due to bonding can be collapsed, and the materials can be smoothly conveyed downwards in the hopper 1.

Further comprising: the lower hanging plate 5 is arranged below the discharge opening 23; the permanent magnets 51 are provided with a plurality of permanent magnets, are fixedly arranged on the lower hanging plate 5 and are arranged outwards. When iron impurities are mixed in the material and the material is conveyed outwards through the discharge opening, the iron impurities can be adsorbed and fixed by the permanent magnet blocks 51, so that the iron impurities are filtered out of the material.

As shown in fig. 9, the conveying device includes: the material scattering device 6 is used for receiving the materials and scattering the materials and then outputting the scattered materials; the conveying device 3 is used for receiving the materials from the material scattering device 6 and outputting the materials to a target position, and comprises a conveying pipeline 31 and a shaftless spiral sheet 32 arranged inside the conveying pipeline 31; and the driving device is used for driving the shaftless spiral piece 32 to rotate so as to convey the materials.

The anti-blocking feeding device of the embodiment has the advantages that after the material scattering device 6 receives materials, the materials are scattered and then input into the conveying device 3, the scattered materials are lighter in self weight and lower in adhesion, the driving device drives the shaftless spiral piece 32 to rotate at a high speed, the scattered materials are difficult to adhere to the shaftless spiral piece 32 rotating at a high speed, and accordingly the non-adhesion conveying of the materials is achieved.

Specifically, the shaftless flight 32 is formed by a strip of uniform rotational curvature, and the shaftless flight 32 is disposed close to but not in contact with the inner wall of the conveying pipe 31.

The shaftless spiral piece 32 is close to but not contact the inner wall setting of pipeline 31, and when shaftless spiral piece 32 was high-speed rotatory, can scrape the material that is close to the pipeline 31 inner wall and carry, avoids remaining, and the material is carried thoroughly.

As shown in fig. 10-12, the strips are of uniform width, with the long sides parallel, and after rotational bending, a circular through-lumen 30 is formed in the middle.

Shaftless flight 32 is when high-speed rotatory, scrape the material from the inner wall position that is close to pipeline 31, carry forward gradually, at this in-process, gather the material inside the circular chamber 30 that leads to at the middle part gradually, shaftless flight 32 is to gathering the material that leads to the chamber 30 inside at circular from peripheral application of force, the extrusion contact with the material has been reduced, the adhesion among the extrusion process has been avoided, especially avoided the problem of the continuous position adhesion material of rotation axle and rotating vane on the tradition, must be in order to realize carrying the material with the adhesion of the mode of a small amount of quick transport.

In this embodiment, the width of the strip is 80mm, and the axial length of the shaftless spiral sheet 32 formed after the strip with the length of 3710mm is bent for one rotation is 1700 mm; the rotation speed of the shaftless spiral sheet 32 during material conveying is 18 r/min.

The aforesaid setting of strip in this embodiment for its shaftless flight 32 that forms not only plays the effect that promotes the transport to the material, still gathers the material to transfer passage's middle part, makes the material mainly transport through the circular chamber 30 that leads to in shaftless flight 32 middle part, and reduces gradually the contact with the material, thereby can avoid the adhesion, realizes stabilizing effectual transport. In this embodiment, the diameter of the circular through cavity 30 is 90mm, and can be increased or decreased according to different conveyed materials, and can be within the range of 70-150 mm.

As a deformation design scheme, the width of the strip is 60-100mm, and the axial length of the shaftless spiral piece 32 formed after 3000-4500mm long strip is rotated and bent for one circle is 1200-2250 mm; the rotating speed of the shaftless spiral sheet 32 is 15-20r/min when conveying materials, and the purpose of the invention can be achieved.

As shown in fig. 9, the driving device includes: a second motor 71 fixedly provided with a second driving shaft 72; at least one fixed plate 73 is fixedly arranged at one end of the conveying pipeline 31, and a bearing is arranged in the middle; the second driving shaft 72 is fixedly connected with one end of the shaftless spiral sheet 32 after passing through the bearing. A second driving shaft 72 of the second motor 71 penetrates through the bearing and then is fixedly connected with one end of the shaftless spiral piece 32, and the shaftless spiral piece 32 is driven to rotate at a high speed, so that material conveying is realized.

As shown in fig. 9, the material scattering device 6 includes: a material container 60 having a material inlet 61 and a material outlet 62, wherein the material outlet 62 is in butt joint communication with an upper opening 33 formed on the conveying pipeline 31; a scattering structure 63 including a scattering rotation shaft 631 having an axial direction parallel to the axial direction of the shaftless screw 32, rotatably installed on the sidewall of the material container 60, and having a portion protruding out of the material container 60; a breaking bar 632 uniformly installed on a portion of the breaking rotation shaft 631 located inside the material container 60; the driving structure drives the scattering rotating shaft 631 to rotate, and further drives the scattering rod 632 to scatter the material input into the material container 60.

When drive structure drives and breaks up pivot 631 and rotates, and then drives and breaks up stick 632 and rotate, will break up from the material of material container 60's material import 61 input, input pipeline inside through opening 33 on pipeline 31 again, the material after breaking up is comparatively loose, does not have the caking phenomenon, and convenient shaftless flight 32 aligns fast and does not have the adhesion and transports.

The driving structure includes: a first driving gear 74 provided on a portion of the scattering rotation shaft 631 extending out of the material container 60; a second drive gear 75 provided on the second drive shaft 72; a connecting chain 76 fitted over the first drive gear 74 and the second drive gear 75; when the second motor operates, the breaking rotating shaft is driven to rotate through the gear and the chain, and then the breaking rod is driven to rotate, so that the materials are broken up.

The gear ratio of the second drive gear 75 to the first drive gear 74 is 1: 1.5. When the material conveying speed needs to be increased, the second motor 71 rotates and accelerates, and at the moment, the rotation of the scattering rotating shaft 631 is accelerated synchronously, so that more materials are scattered rapidly and conveyed in a matched manner. The gear ratio of the second driving gear 75 to the first driving gear 74 can also be 1:0.8-2 according to actual needs.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. The utility model provides an anti-clogging feeding device which characterized in that: the method comprises the following steps:

the hopper (1) is used for temporarily storing materials and is provided with a feeding port (11), a bottom discharging port (12) and a side discharging port (13), the bottom discharging port (12) is opened downwards, and the side discharging port (13) is arranged on the side wall of the lower part of the hopper (1) and is communicated with the bottom discharging port (12);

the discharging structure (2) is arranged below the bottom discharging port (12) and is used for controlling the amount of materials discharged from the hopper (1) through the bottom discharging port (12) and/or the side discharging port (13);

a conveying device (3) arranged downstream of the discharge structure for receiving and conveying the material from the discharge structure (2).

2. An anti-clogging feeding device according to claim 1, characterized in that: the discharge structure (2) comprises:

the bearing tray (21) is arranged below the bottom discharge hole (12) and is vertically spaced from the bottom discharge hole (12) by a set distance to form a discharge gap (20);

the receiving tray (22) is arranged below the bearing tray (21) and used for receiving materials, and is provided with a discharging opening (23);

the first motor (24) is used for driving the bearing plate (21) to rotate.

3. An anti-clogging feeding device according to claim 2, characterized in that: the first motor (24) is arranged below the receiving disc (22), and a rotating shaft through hole (25) is formed in the middle of the receiving disc (22); and a first driving shaft (26) of the first motor (24) penetrates through the rotating shaft through hole (25) and then is connected with the bearing tray (21).

4. An anti-clogging feeding device according to claim 2, characterized in that: the material receiving tray is characterized by further comprising a material scraping plate (27) which is fixedly arranged below the bearing tray (21), rotates along with the bearing tray (21) when rotating, and scrapes materials falling onto the material receiving tray (22) to the material discharging opening (23) to discharge the materials.

5. An anti-clogging feeding device according to claim 1, characterized in that: further comprising: the shielding plate (14) is movably arranged on the side wall of the bottom of the hopper (1) through an adjusting structure and is used for adjusting the size of an opening of the side discharging port (13).

6. An anti-clogging feeding device according to claim 5, characterized in that: the adjustment structure includes:

the elongated hole (141) is formed in the shielding plate (14) along the adjusting direction;

at least two fixing bolts (142) are fixedly arranged on the outer wall of the hopper (1) and penetrate out of the elongated hole (141);

and at least two fastening nuts (143) which are respectively screwed on the parts of the fixing bolts (142) penetrating out of the elongated holes (141).

7. An anti-clogging feeding device according to claim 1, characterized in that: still including arranging material curb plate (15), set up one side of side discharge gate (13), have and stretch into first curb plate (151) of hopper (1) inside.

8. An anti-clogging feeding device according to claim 7, characterized in that: the discharging side plate (15) further comprises a second side plate (152) which is integrally formed with the first side plate (151) and is coplanar, the second side plate (152) is located outside the hopper (1), and the back surface of the second side plate is fixedly connected with the side wall of the hopper (1) through a supporting plate (16).

9. An anti-clogging feeding device according to claim 1, characterized in that: further comprising:

a high-pressure air storage tank (4) for storing compressed air;

at least one impact nozzle (41) is arranged at the middle lower part of the hopper (1), and the impact direction is downward;

an air pipe (42) communicating with the high pressure air tank and an interface of the impact nozzle (41) located outside the hopper (1);

and the control switch controls the compressed air in the high-pressure air storage tank (4) to be released once at set time intervals.

10. An anti-clogging feeding device according to claim 2, characterized in that: further comprising:

a lower hanging plate (5) arranged below the discharge opening (23);

the permanent magnets (51) are fixedly arranged on the lower hanging plate (5) and are arranged outwards.