CN220885530U - Material dredging device for storage bin - Google Patents

Abstract

The application provides a material dredging device for a storage bin, which comprises: the top of the buffer box is connected with the bottom of the storage bin through a connecting piece, and two baffle plates which can be opened and closed relatively are hinged on a discharge hole at the bottom of the buffer box; the material dredging component comprises a vibrating motor, a fixed plate and a material dredging rod, wherein the fixed plate and the material dredging rod are positioned in the buffer box; the vibrating motor is arranged on the outer side wall of the buffer box, the fixed plate is horizontally arranged in the buffer box through the first connecting rod, and the top end of the material dredging rod vertically penetrates through the fixed plate and sequentially stretches into the storage bin from the feed inlet at the top of the buffer box and the discharge outlet at the bottom of the storage bin; the two ends of the material quantity adjusting component are respectively arranged on the outer side wall of the buffer box and the baffle plates and used for controlling the opening and closing of the two baffle plates so as to adjust the discharge quantity discharged from the discharge hole at the bottom of the buffer box. The application avoids the blockage of the material outlet of the storage bin, improves the discharging efficiency of the material outlet of the storage bin and the material outlet of the buffer box, and can adjust the discharging amount discharged from the material outlet at the bottom of the buffer box.

Description

Material dredging device for storage bin

Technical Field

The application relates to a material dredging technology, in particular to a material dredging device for a storage bin.

Background

The mineral separation is to separate useful minerals from gangue minerals by adopting a gravity separation method, a flotation method, a magnetic separation method, an electric separation method and the like after crushing and grinding the ores according to the physical and chemical properties of different minerals in the ores, and separate various symbiotic (associated) useful minerals as far as possible, so as to remove or reduce harmful impurities, thereby obtaining the process of raw materials required by smelting or other industries.

Beneficiation is typically performed by crushing, sieving, grinding, flotation, etc., and the fines bin is a very commonly used process equipment that is used primarily for storing fines. In the actual production process, because the granularity of the fine materials is small, the specific gravity is high, the fine materials near the bottom of the fine material bin are easy to compact, the discharging opening of the fine material bin is blocked by a bucket arch structure formed by piling the fine materials at the bottom of the fine material bin, so that a blocking layer is formed, when the materials on the upper layer of the blocking layer are continuously increased, the blocking layer is easy to crush, the discharging speed of the discharging opening at the bottom of the fine material bin is increased instantaneously, and the condition that a discharging belt below the discharging opening at the bottom of the fine material bin is pressed is easy to cause, so that the flotation process of the follow-up mineral dressing is influenced.

Disclosure of utility model

The application provides a material dredging device for a bin, which is used for solving the technical problems described in the background art.

In order to solve the technical problems, the application adopts the following technical scheme:

the application provides a material dredging device for a storage bin, which comprises:

The top of the buffer box is connected with the bottom of the storage bin through a connecting piece, and two baffle plates capable of being opened and closed relatively are hinged on a discharge hole at the bottom of the buffer box;

The material-thinning assembly comprises a vibrating motor, a fixed plate and a material-thinning rod, wherein the fixed plate and the material-thinning rod are positioned in the buffer box; the vibrating motor is arranged on the outer side wall of the buffer box, the fixed plate is horizontally arranged in the buffer box through the first connecting rod, and the top end of the material dredging rod vertically penetrates through the fixed plate and sequentially stretches into the bin from the feed inlet at the top of the buffer box and the discharge outlet at the bottom of the bin;

The material quantity adjusting component is arranged on the outer side wall of the buffer box and the baffle plates at two ends of the material quantity adjusting component respectively and used for controlling the opening and closing of the two baffle plates so as to adjust the discharge quantity discharged from the discharge hole at the bottom of the buffer box.

Optionally, the material-repellent bar is located on the shaft in the bin and is provided with a plurality of first material-repellent bars with decreasing lengths sequentially from top to bottom in a staggered manner, and each material-repellent bar is located on the shaft in the buffer box and is provided with a plurality of second material-repellent bars from top to bottom in a staggered manner.

Optionally, the buffer tank is internally and horizontally provided with a sieve plate, the sieve plate is positioned between a feed inlet at the top of the buffer tank and the fixed plate, and a through hole through which the material dredging rod penetrates is formed in the sieve plate.

Optionally, the material amount adjusting assembly comprises a screw rod, a driving motor and two second connecting rods;

The top and the bottom of lead screw are connected through last backup pad and lower backup pad rotation respectively on the buffer tank, driving motor's output shaft runs through go up the backup pad with the top of lead screw is connected, the screw thread cover is equipped with the sliding block on the lead screw, two the one end of second connecting rod is all articulated on the outer wall of sliding block, two the other end of second connecting rod articulates respectively in two one side of striker plate.

Optionally, two material quantity adjusting components are provided, and the two material quantity adjusting components are oppositely arranged.

Optionally, the connecting piece comprises a plurality of damping springs arranged between the top of the buffer box and the bottom of the storage bin;

One ends of the damping springs are connected to the bottom of the storage bin around a discharge hole at the bottom of the storage bin, and the other ends of the damping springs are connected to the top of the buffer box around a feed inlet at the top of the buffer box.

Optionally, the head rod has a plurality ofly, and a plurality of the head rod's one end equidistant setting is in the buffer tank, a plurality of the head rod's the other end all sets up on the week side of fixed plate.

Optionally, the discharge gate of feed bin bottom the feed inlet of buffer tank top with the coaxial setting of discharge gate of buffer tank bottom, the bore of the feed inlet at buffer tank top is greater than the bore of the discharge gate of feed bin bottom.

According to the material discharging device for the storage bin, exciting force generated in the vibration process of the vibrating motor is transmitted to the buffer bin and the material discharging rod in the buffer bin, the buffer bin and the material discharging rod in the buffer bin vibrate, and as the buffer bin is connected with the storage bin through the first connecting piece, the storage bin can vibrate at a certain frequency in the vibration process of the buffer bin, the storage bin and the material which is stacked or adhered together in the storage bin are loosened by the material discharging rod extending into the buffer bin in the vibration process, so that the phenomenon that a discharge hole of the material is blocked to form a blocking layer by stacking in the storage bin is avoided, meanwhile, the loosened material in the storage bin enters the buffer bin from a discharge hole at the bottom of the buffer bin, and the material in the buffer bin is loosened by the vibration of the material discharging rod in the buffer bin, so that the material is prevented from being stacked in the buffer bin and blocking the discharge hole of the storage bin, and the discharge efficiency of the discharge hole at the bottom of the buffer bin is improved; in addition, the opening and closing of the two baffle plates hinged to the discharge port at the bottom of the buffer box are controlled through the material quantity adjusting assembly, so that the discharge quantity discharged from the discharge port at the bottom of the buffer box is adjusted, the condition that a blanking belt is pressed down is avoided, the smooth operation of the material conveying process is ensured, and the conveying efficiency of materials is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a material dredging device for a bin according to an embodiment of the present application;

FIG. 2 is a schematic view of the internal structure of a storage bin and a buffer tank according to an embodiment of the present application;

FIG. 3 is a top view of the buffer tank of FIG. 2 according to one embodiment of the present application;

Fig. 4 is a schematic structural diagram of a buffer box with a screen plate disposed therein according to an embodiment of the present application.

In the figure: 100. a buffer tank; 101. a striker plate; 102. a sieve plate; 103. an upper support plate; 104. a lower support plate; 200. a storage bin; 300. a material thinning assembly; 301. a vibration motor; 302. a fixing plate; 303 a material thinning rod; 3031. a first shaking rod; 3032. a second shaking rod; 400. a first connecting rod; 500. a material amount adjusting component; 501. a screw rod; 5011. a sliding block; 502. a driving motor; 503. a second connecting rod; 600. and a damping spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are also within the scope of the application.

Referring to fig. 1 to 4, the present application provides a dredging device for a silo, comprising:

The buffer box 100, the top of the buffer box 100 is connected with the bottom of the stock bin 200 through a connecting piece, and two striker plates 101 which can be opened and closed relatively are hinged on a discharge hole at the bottom of the buffer box 100; wherein, the feed inlet setting of feed bin 200 is at its top, and two striker plates 101 are kept away from each other one side and are articulated on the opposite lateral wall of the discharge gate of buffer tank 100 bottom through the articulated shaft, and two striker plates 101 are close to each other one side and meet, and two striker plates 101 can block up the discharge gate of buffer tank 100 bottom under the horizontality, and every striker plate 101 can rotate around the articulated shaft, and two striker plates 101 can realize adjusting the discharge volume of the discharge gate of buffer tank 100 bottom around articulated shaft pivoted in-process.

A material-thinning assembly 300, wherein the material-thinning assembly 300 comprises a vibration motor 301, a fixed plate 302 and a material-thinning rod 303, wherein the fixed plate 302 and the material-thinning rod 303 are positioned in the buffer tank 100; the vibrating motor 301 is arranged on the outer side wall of the buffer box 100, the fixed plate 302 is horizontally arranged in the buffer box 100 through the first connecting rod 400, and the top end of the material thinning rod 303 vertically penetrates through the fixed plate 302 and sequentially stretches into the storage bin 200 from a feed inlet at the top of the buffer box 100 and a discharge outlet at the bottom of the storage bin 200; wherein, vibrating motor 301 passes through the connecting plate to be connected on the lateral wall of buffer tank 100, the exciting force that produces through vibrating motor 301 vibration in-process is transmitted to buffer tank 100 and the material-repellent bar 303 in the buffer tank 100, buffer tank 100 and material-repellent bar 303 in it take place the vibration, because buffer tank 100 is in the same place with feed bin 200 through the connecting piece, buffer tank 100 also can take place the vibration of certain frequency at the in-process feed bin 200 of vibration, feed bin 200 and material-repellent bar 303 stretching into it pile up or adhere together in the in-process of vibration to feed bin 200, thereby avoided the material to pile up in feed bin 200 and form "bucket arch structure" and make its discharge gate jam formation phenomenon of jam layer, the material after the material in the feed bin 200 enters into in the buffer tank 100 from the discharge gate at its bottom and the feed gate at the top of buffer tank 100, the vibration of material in buffer tank 100 and material-repellent bar 303 in the buffer tank 100 loosen, the material has been avoided piling up in buffer tank 100 and jam its discharge gate, improve the discharge gate bottom of feed bin 200 and the discharge gate 100.

Optionally, the vibration motor 301 may have a plurality of vibration motors 301, so as to increase the exciting force generated in the vibration process of the vibration motor 301, thereby improving the vibration of the bin 200 and the material-thinning rod 303 extending into the bin 200 and the vibration of the buffer box 100 and the material-thinning rod 303 in the buffer box 100, avoiding the blockage of the material in the bin 200 and the buffer box 100, and improving the discharging efficiency of the discharging hole at the bottom of the bin 200 and the discharging hole at the bottom of the buffer box 100.

Further, the plurality of material-repellent bars 303 may be provided, the plurality of material-repellent bars 303 are all disposed in the buffer box 100, and the top parts of the material-repellent bars are all vertically penetrated through the fixing plate 302 at equal intervals and sequentially extend into the storage bin 200 from the feed inlet at the top of the buffer box 100 and the discharge outlet at the bottom of the storage bin 200. The fixing plate 302 is used to fix the material-thinning bars 303 in the buffer tank 100 and the storage bin 200 through the first connecting bar 400, so that the size of the fixing plate 302 can be set according to the number of the material-thinning bars 303. The purpose of the plurality of material discharging rods 303 is to sufficiently contact the material in the bin 200 and the buffer tank 100 during vibration so that the material in the bin 200 and the buffer tank 100 is rapidly transported, thereby improving the transporting efficiency of the material in the bin 200 and the buffer tank 100. The present application is not limited in detail herein with respect to the size of the fixing plate 302 and the number of the material-repellent bars 303. The plurality of material-thinning rods 303 make the size of the fixing plate 302 larger, and the fixing plate 302 with larger size affects the falling rate of the material in the buffer box 100, so that the fixing plate 302 is provided with the material-leaking holes, and the fixing plate 302 fixes the plurality of material-thinning rods 303, and the material-leaking holes on the fixing plate 302 enable the material above the fixing plate 302 in the buffer box 100 to fall into the buffer box 100 below the fixing plate 302 through the material-leaking holes on the fixing plate 302, thereby ensuring the falling efficiency of the material in the buffer box 100 from the material to the bottom of the material-thinning rods. Specifically, the number of the weep holes and the pore diameter can be set according to the particle diameter of the fixing plate 302 and the material, and thus the present application is not limited thereto.

The material quantity adjusting component 500, two ends of the material quantity adjusting component 500 are respectively arranged on the outer side wall of the buffer box 100 and the baffle plates 101 and used for controlling the opening and closing of the two baffle plates 101 so as to adjust the discharge quantity discharged from the discharge hole at the bottom of the buffer box 100. Wherein, the opening and closing of the two baffle plates 101 hinged on the discharge port at the bottom of the buffer tank 100 are controlled by the material quantity adjusting component 500, so as to adjust the discharge quantity discharged from the discharge port at the bottom of the buffer tank 100, avoid the condition that the blanking belt is pressed, ensure the smooth proceeding of the material conveying process, and further improve the transportation efficiency of the materials

In the in-service use of the material-dredging device for the bin 200, the material enters the material-dredging device through the feed inlet at the top of the bin 200, the vibration motor 301 is opened, the vibration motor 301 drives the buffer box 100, the material-dredging rod 303 and the bin 200 to vibrate under the vibration of the vibration in-process, the material piled in the bin 200 and the vibration of the material-dredging rod 303 in the bin 200 are loosened, the phenomena that the material piled in the bin 200 and the material is blocked at the discharge outlet at the bottom of the bin 200 are avoided, the discharge efficiency of the discharge outlet at the bottom of the bin 200 is improved, the buffer box 100 and the vibration of the material-dredging rod 303 in the buffer box 100 are avoided, the discharge efficiency of the material piled in the buffer box 100 and the material blocked at the discharge outlet at the bottom of the buffer box 100 is improved, the opening and closing degree of the two baffle plates 101 hinged to the discharge outlet at the bottom of the buffer box 100 is controlled through the material quantity adjusting assembly 500, the dead discharge belt is avoided, the condition that the material is pressed is avoided, and the smooth conveying process of the material is ensured.

In particular, it is described herein that since beneficiation is generally performed through crushing, sieving, grinding, flotation, etc., the fine bin is a very commonly used process equipment in the grinding process, which is mainly used for storing fine materials. In the actual production process, because the granularity of the fine materials is small, the specific gravity is high, the fine materials near the bottom of the fine material bin are easy to compact, so that the fine materials at the bottom of the fine material bin are accumulated to form a bucket arch structure, the discharging opening of the fine material bin is blocked to form a blocking layer, and when the materials at the upper layer of the blocking layer are continuously increased, the blocking layer is easy to crush, the discharging speed of the discharging opening at the bottom of the fine material is caused to be increased instantaneously, and the condition that a discharging belt below the discharging opening at the bottom of the fine material bin is pressed is easy to be caused, so that the flotation process of subsequent mineral separation is influenced. Therefore, the application is especially suitable for dredging the fine bin, that is, the bin 200 in the application can be a fine bin, specifically, the vibration motor 301 generates exciting force in the vibration process to drive the buffer box 100, the fine bin and the dredging rod 303 to vibrate, and the vibration of the dredging rod 303 can loosen the material in the fine bin, so that the situation that the fine material at the bottom of the fine bin is piled to form a bucket arch structure to cause the blanking hole to be blocked to form a blocking layer is avoided, the discharging efficiency of the discharging hole at the bottom of the fine bin is improved, meanwhile, the vibration of the dredging rod 303 can loosen the material in the buffer box 100, thereby avoiding the blocking of the material in the buffer box 100, and the opening and closing of the two baffle plates 101 hinged on the discharging hole at the bottom of the buffer box 100 are controlled by the material quantity adjusting assembly 500, thereby adjusting the discharging quantity discharged from the discharging hole at the bottom of the buffer box 100, and avoiding the condition that the blanking belt is pressed.

In some embodiments, referring to fig. 2 and 4, the material-repellent bars 303 of the present application are disposed on the shafts in the storage bin 200 in a staggered manner from top to bottom, and the material-repellent bars 303 are disposed on the shafts in the buffer box 100 in a staggered manner from top to bottom, and the material-repellent bars 3032 are disposed. Wherein, the length of a plurality of first shake material pole 3031 can be according to the width adaptability change from top to bottom in the feed bin, the first shake material pole 3031 that the material pole 303 is crisscross from top to bottom on it in the in-process of vibration shakes material pole 3032 and also vibrates, and first shake material pole 3031 carries out the scattering of different height and the great scope under same height to the material in the feed bin 200, avoided the material to take place to block in the feed bin 200 as far as possible, and the second shake material pole 3032 carries out the scattering of different height and the great scope under same height to the material in the buffer box 100 at the in-process of vibration, avoided the material to take place to block in the buffer box 100 as far as possible, thereby improve the discharge efficiency of the discharge gate of feed bin 200 bottom and the discharge gate of buffer box 100 bottom. The number of the first and second shaking bars 3031 and 3032 may be set according to the length of the dredging bars 303 in the bin 200 and the length of the dredging bars 303 in the buffer box 100, and the number of the first and second shaking bars 3031 and 3032 is not particularly limited herein.

In some embodiments, referring to fig. 3, a screen plate 102 is horizontally disposed in a buffer tank 100 in the present application, the screen plate 102 is located between a feed inlet at the top of the buffer tank 100 and a fixed plate 302, and a through hole through which a material-repellent rod 303 can pass is formed in the screen plate 102. Wherein, a plurality of screening holes are formed on the screen plate 102, the screen plate 102 in the buffer box 100 also vibrates in the vibration process, and the screening holes on the screen plate 102 can disperse and screen the materials in the buffer box 100, so as to avoid the blockage of the materials in the buffer box 100 as far as possible, the number of the screening holes on the screen plate 102 and the aperture of each screening hole can be set according to the actual needs, and the application is not limited in particular.

Optionally, a jack matched with the sieve plate 102 is formed on the side wall of the buffer box 100, and a handle is arranged on one side of the sieve plate 102. Wherein, one side of the buffer tank 100 opposite to the handle penetrates through the jack and stretches into the buffer tank 100, and the handle is convenient for inserting the screen plate 102 into the buffer tank 100 or pulling out from the buffer tank 100, so that the portability of the installation or the disassembly of the screen plate 102 is improved.

In some embodiments, referring to fig. 1, a charge adjustment assembly 500 includes a lead screw 501, a drive motor 502, and two second connecting rods 503; specifically, the top and bottom of the screw rod 501 are respectively connected to the buffer box 100 through the upper support plate 103 and the lower support plate 104 in a rotating manner, an output shaft of the driving motor 502 penetrates through the upper support plate 103 to be connected to the top of the screw rod 501, a sliding block 5011 is sleeved on the screw rod 501 in a threaded manner, one ends of two second connecting rods 503 are hinged to the outer wall of the sliding block 5011, and the other ends of the two second connecting rods 503 are respectively hinged to one sides of the two striker plates 101.

In the above embodiment, the driving motor 502 is turned on, and the output shaft of the driving motor 502 drives the screw rod 501 connected with the driving motor to rotate in the rotating process, and the sliding block 5011 on the screw rod 501 moves up and down along the screw rod 501 in the rotating process. Specifically, in the forward rotation process of the driving motor 502, the sliding block 5011 on the screw rod 501 moves upwards along the screw rod 501 to drive the second connecting rod 503 to move upwards, and in the upward movement process of the second connecting rod 503, the second connecting rod 503 drives the striker plates 101 to rotate upwards, so that the distance between one sides of the two striker plates 101, which are close to each other, is gradually reduced, and the amount of material discharged from the discharge hole at the bottom of the buffer box 100 is gradually reduced; and the driving motor 502 moves down along the screw rod 501 in the reverse rotation process, the sliding block 5011 on the screw rod 501 drives the second connecting rod 503 to move down, and the second connecting rod 503 drives the striker plate 101 to rotate down in the downward movement process, so that the distance between two sides of the striker plates 101, which are close to each other, is gradually increased, and the amount of material discharged from the discharge hole at the bottom of the buffer box 100 is gradually increased. The above process realizes the adjustment of the discharge amount of the discharge port at the bottom of the buffer tank 100.

In some embodiments, referring to FIG. 1, there are two charge level adjustment assemblies 500 of the present application, the two charge level adjustment assemblies 500 being disposed opposite each other; wherein, two oppositely arranged material amount adjusting components 500 improve the balance of the baffle plate 101 in the material amount adjusting process.

In some embodiments, referring to FIG. 1, the connector of the present application includes a plurality of shock springs 600 disposed between the top of buffer tank 100 and the bottom of silo 200; wherein, a plurality of damper springs 600 are equally spaced between the buffer bin 100 and the bin 200, thus improving the stability of the connection between the bottom of the bin 200 and the top of the buffer bin 100.

Specifically, one end of the plurality of damping springs 600 is connected to the bottom of the bin 200 around the discharge hole at the bottom of the bin 200, and the other end of the plurality of damping springs 600 is connected to the top of the buffer tank 100 around the feed hole at the top of the buffer tank 100. Wherein, the damping spring 600 can vibrate, swing, etc. more greatly in the process of vibrating the buffer tank 100 due to its own elasticity, thereby improving the loosening efficiency of the materials in the buffer tank 100. The specification of the damper spring 600 may be set according to actual needs, and the present application is not limited thereto.

In some embodiments, referring to fig. 2 and 4, there are a plurality of first connecting rods 400 in the present application, one ends of the plurality of first connecting rods 400 are disposed at equal intervals in the buffer tank 100, and the other ends of the plurality of first connecting rods 400 are disposed on the circumferential side of the fixing plate 302. Wherein the plurality of first connecting rods 400 ensures the stability of the fixing plate 302 being fixed in the buffer bin 100, and the fixing plate 302 is used for fixing the lyophobic rod 303, that is, the plurality of first connecting rods 400 ensures the stability of the lyophobic rod 303 in the buffer bin 100 as well as the bin 200. The number of the first connecting rods 400 may be set according to actual needs, and the present application is not limited thereto.

In some embodiments, referring to fig. 2 and 4, the discharge port at the bottom of the bin 200, the feed port at the top of the buffer box 100, and the discharge port at the bottom of the buffer box 100 are coaxially arranged, so that loose materials in the bin 200 can quickly enter the buffer box 100, and the materials in the buffer box 100 can be quickly discharged, thereby improving the conveying efficiency of the materials. In addition, the caliber of the feeding hole at the top of the buffer box 100 is larger than that of the discharging hole at the bottom of the storage bin 200, so that all loose materials in the storage bin 200 can fall into the buffer box 100 as much as possible, the materials are prevented from being scattered, and the utilization rate of the materials is improved.

Finally, it should be noted that the above embodiments are merely illustrative of the technical solution of the present application, and not limiting thereof; although the application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will appreciate that; the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application.

Claims (8)

1. The utility model provides a feed bin is with dredging device which characterized in that includes:

The buffer box (100), the top of the buffer box (100) is connected with the bottom of the stock bin (200) through a connecting piece, and two baffle plates (101) which can be opened and closed relatively are hinged on a discharge hole at the bottom of the buffer box (100);

-a material-repellent assembly (300), the material-repellent assembly (300) comprising a vibrating motor (301), a fixed plate (302) and a material-repellent bar (303) inside the buffer tank (100); the vibrating motor (301) is arranged on the outer side wall of the buffer box (100), the fixed plate (302) is horizontally arranged in the buffer box (100) through a first connecting rod (400), and the top end of the material-thinning rod (303) vertically penetrates through the fixed plate (302) and sequentially stretches into the storage bin (200) from a feed inlet at the top of the buffer box (100) and a discharge outlet at the bottom of the storage bin (200);

The material quantity adjusting assembly (500), both ends of material quantity adjusting assembly (500) are set up respectively on lateral wall of buffer tank (100) with striker plate (101) for control two the opening and shutting of striker plate (101) is in order to adjust follow the discharge volume of the discharge gate discharge of buffer tank (100) bottom.

2. The material discharging device for the material bin according to claim 1, wherein a plurality of first material shaking rods (3031) with sequentially decreasing lengths are arranged on the rod bodies in the material bin (200) in a staggered manner from top to bottom, and a plurality of second material shaking rods (3032) are arranged on the rod bodies in the buffer box (100) in a staggered manner from top to bottom of each material shaking rod (303).

3. The material dredging device for the material bin according to claim 1, wherein a screen plate (102) is horizontally arranged in the buffer box (100), the screen plate (102) is located between a feeding hole at the top of the buffer box (100) and the fixed plate (302), and a through hole through which the material dredging rod (303) can penetrate is formed in the screen plate (102).

4. The material discharging device for the storage bin according to claim 1, wherein the material amount adjusting assembly (500) comprises a screw rod (501), a driving motor (502) and two second connecting rods (503);

The top and the bottom of lead screw (501) are respectively connected on buffer box (100) through last backup pad (103) and lower backup pad (104) rotation, the output shaft of driving motor (502) runs through last backup pad (103) with the top of lead screw (501) is connected, thread bush is equipped with sliding block (5011) on lead screw (501), two the one end of second connecting rod (503) all articulates on the outer wall of sliding block (5011), two the other end of second connecting rod (503) articulates respectively in two one side of striker plate (101).

5. The material discharging device for the storage bin according to claim 4, wherein the number of the material amount adjusting assemblies (500) is two, and the two material amount adjusting assemblies (500) are oppositely arranged at two sides of the buffer box (100).

6. The dredging arrangement for a silo according to claim 1, wherein the connecting member comprises a plurality of damping springs (600) arranged between the top of the buffer tank (100) and the bottom of the silo (200);

One end of each damping spring (600) surrounds a discharge hole at the bottom of the bin (200), the bottom of the bin (200) is connected, and the other end of each damping spring (600) surrounds a feed inlet at the top of the buffer box (100), and the feed inlet at the top of the buffer box (100).

7. The material discharging device for the storage bin according to claim 1, wherein a plurality of first connecting rods (400) are provided, one ends of the plurality of first connecting rods (400) are arranged in the buffer tank (100) at equal intervals, and the other ends of the plurality of first connecting rods (400) are arranged on the periphery side of the fixing plate (302).

8. The dredging device for a silo according to any one of claims 1-7, wherein the outlet at the bottom of the silo (200), the inlet at the top of the buffer tank (100) and the outlet at the bottom of the buffer tank (100) are arranged coaxially, and the aperture of the inlet at the top of the buffer tank (100) is larger than the aperture of the outlet at the bottom of the silo (200).