CN217076229U

CN217076229U - High-rise conveyor of fodder

Info

Publication number: CN217076229U
Application number: CN202220472770.6U
Authority: CN
Inventors: 诸葛文达; 金林; 尹生柳; 余浩; 孙开能
Original assignee: Hubei Zhongxin Kaiwei Modern Animal Husbandry Co ltd
Current assignee: Hubei Zhongxin Kaiwei Modern Animal Husbandry Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-07-29
Anticipated expiration: 2032-03-04

Abstract

The utility model relates to a high-rise feed conveying device, belonging to the technical field of conveyors, which comprises a first feed pipe horizontally arranged, wherein the upper side of the first feed pipe is connected with a feed bin; a primary polishing mechanism for polishing the feed is arranged in the feeding bin; one end of the first feeding pipe is provided with a first fan, the other end of the first feeding pipe is connected with a high-rise feeding pipe, and the discharge end of the high-rise feeding pipe is connected with a material receiving mechanism; the first feeding pipe is communicated with the high-rise feeding pipe, and an upward-bent feeding elbow is formed at one end, close to the high-rise feeding pipe, of the first feeding pipe; the vertical end side surface of the high-rise feeding pipe is connected with the feeding elbow, the bottom of the high-rise feeding pipe is connected with a blanking pipe, and the lower end of the blanking pipe is provided with a secondary polishing mechanism which is sealed and is used for polishing falling materials for the second time. Through adopting above-mentioned technical scheme, when carrying the fodder to the high-rise, can carry out secondary operation to the fodder that drops and handle, improve conveying efficiency.

Description

High-rise conveyor of fodder

Technical Field

The utility model belongs to the technical field of the conveyer, concretely relates to high-rise conveyor of fodder.

Background

The conveyer is a mechanism that can convey material, material etc. and among the prior art, generally adopt the conveyer belt to carry out horizontal transportation, carry out the vertical direction conveying through the lifting machine. In the vertical direction transfer process, because the lifting machine has relatively more running parts, the materials easily influence the mechanical lubrication in the transfer process, and then the abrasion of related parts is increased, so that the service life of the lifting machine is relatively short, and the maintenance cost is further increased.

In some cases, the feed is conveyed by wind power through a fan, but when the feed is conveyed by wind power, the conveying height is relatively low, and when the height is relatively high and the wind power is insufficient, a conveying pipeline is easy to block, so that a high-rise feed conveying device is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art, the utility model aims to provide a high-rise conveyor of fodder can carry out secondary operation to the fodder that drops when carrying the fodder to the high-rise, provides conveying efficiency.

In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:

a high-rise feed conveying device comprises a first feed pipe which is horizontally arranged, wherein a feed bin is connected to the upper side of the first feed pipe; a primary polishing mechanism for polishing the feed is arranged in the feeding bin; one end of the first feeding pipe is provided with a first fan, the other end of the first feeding pipe is connected with a high-rise feeding pipe, and the discharge end of the high-rise feeding pipe is connected with a material receiving mechanism; the first feeding pipe is communicated with the high-rise feeding pipe, and an upward-bent feeding elbow is formed at one end, close to the high-rise feeding pipe, of the first feeding pipe; the vertical end side surface of the high-rise feeding pipe is connected with the feeding elbow, the bottom of the high-rise feeding pipe is connected with a blanking pipe, and the lower end of the blanking pipe is provided with a secondary polishing mechanism which is sealed and is used for polishing falling materials for the second time.

Preferably, the receiving mechanism comprises a receiving box, a first filter screen, a second filter screen and a third filter screen are arranged on the upper side of the receiving box at intervals, and the first filter screen, the second filter screen and the third filter screen divide the upper side of the receiving box at intervals into a first receiving cavity, a second receiving cavity and a third receiving cavity; an air outlet is formed on the material receiving box and positioned at the third filter screen; the pores of the first filter screen, the second filter screen and the third filter screen are gradually reduced; conical material leaking plates are respectively arranged at the bottoms of the first material receiving cavity, the second material receiving cavity and the third material receiving cavity, and material leaking openings are formed in the middle of the material leaking plates; and an independent material collecting cavity is formed at the lower side of each material leaking opening respectively.

Preferably, a weir plate is formed on the lower side of the first filter screen, and the vertical height of the first filter screen is smaller than the vertical heights of the second filter screen and the third filter screen.

Preferably, an installation opening is formed in one vertical side of the feeding bin, a bin door is rotatably arranged at the installation opening, a feeding plate is arranged on the bin door, and a grinding cavity is formed in the inner side of the feeding bin; the primary polishing mechanism comprises an annular screen arranged on the inner side of the polishing cavity, the feeding end of the feeding plate is connected with the inner side of the annular screen, and the discharging end of the feeding bin is connected with the outer side of the annular screen; and a first grinding roller is rotatably connected to one side of the feeding bin, which is far away from the mounting opening, is positioned on the inner side of the annular screen, and a first motor for controlling the first grinding roller to rotate is arranged on the outer side of the feeding bin.

Preferably, a material baffle plate is arranged at one end, close to the high-rise feeding pipe, of the blanking pipe, the material baffle plate is in a concave conical shape, and a feed opening is formed in the middle of the material baffle plate.

Preferably, the secondary grinding mechanism comprises a grinding cylinder, a second grinding roller is rotatably arranged on the inner side of the grinding cylinder, and a wear-resistant layer is arranged on the vertical inner side of the grinding cylinder; a second motor for controlling the second grinding roller to rotate is arranged on the outer side of the grinding cylinder; a discharge hole is formed in the inner side of the grinding cylinder and positioned on one side of the bottom of the grinding cylinder; a scraping plate is arranged at one end, close to the discharge hole, of the second polishing roller; the material receiving pipe is connected to the outer side of the discharge port, a secondary feeding assembly is arranged on the material receiving pipe, and the other end of the secondary feeding assembly is connected with the high-rise feeding pipe.

Preferably, the secondary feeding assembly comprises a second feeding pipe which is horizontally arranged, and the upper side of the second feeding pipe is connected with the material receiving pipe; one end of the second feeding pipe is connected with a second fan, and the other end of the second feeding pipe is connected with the high-rise feeding pipe; and a self-sealing assembly for controlling whether the high-rise feeding pipe and the second feeding pipe are communicated is arranged between the high-rise feeding pipe and the second feeding pipe.

Preferably, the self-sealing assembly comprises a cover plate integrally formed on one side of the high-rise feeding pipe, a feeding cavity is formed on the inner side of the cover plate, the shape of the cover plate is' >, a feeding hole is formed on the lower side of the cover plate, and the feeding hole is connected with the second feeding pipe; the feed inlet is rotatably connected with a cover plate, and the cover plate can rotate to open or close the feed inlet; and a vertical limiting plate is arranged at one end of the lower side of the feeding cavity, which is close to the high-rise feeding pipe, and the limiting plate limits the maximum angle of the cover plate for opening the feeding hole.

Preferably, the high-rise feeding pipe is provided with a plurality of inclined planes at intervals along the vertical direction, blanking pipes are respectively arranged on the lower sides of the inclined planes, and the secondary feeding assembly is arranged at the bottom of the blanking pipes.

The utility model provides a high-rise conveyor of fodder, through the first inlet pipe that sets up, the inboard grinding machanism in feeding storehouse, first fan and high-rise conveying pipe can realize the wind-force conveying to the material, then can convey the material to the high in the layer of settlement, at this in-process, can realize the secondary through the blanking pipe that sets up, second grinding machanism and secondary feeding subassembly and polish to the material that drops, and simultaneously, can realize the secondary with higher speed to the intraductal material of high-rise conveying, then can realize superelevation distance conveying material.

Drawings

Fig. 1 is a schematic structural view of a high-rise feed conveying device of the present invention;

fig. 2 is a schematic view of a protruded feeding bin in the high-rise feed conveying device of the utility model;

fig. 3 is a schematic view of a protruding receiving mechanism in the high-rise feed conveying device of the present invention;

fig. 4 is a schematic view of a protruding secondary polishing mechanism in the high-rise feed conveying device of the present invention;

fig. 5 is a schematic view of the high-rise feed conveying device of the present invention when the protruding self-sealing component is closed;

FIG. 6 is a view showing the state of the high-rise feed conveyor of the present invention when the closing member is opened;

fig. 7 is a schematic view of the high-rise feed conveying device for feed provided with a plurality of secondary feeding assemblies.

Reference numbers in the figures:

100. a first feed tube; 110. a feeding elbow;

200. a feeding bin; 210. an installation port; 220. a bin gate; 230. a feeding plate; 240. grinding the cavity;

300. a primary polishing mechanism; 310. an annular screen; 320. a first grinding roller; 330. a first motor;

400. a first fan; 500. a high-rise feeding pipe;

600. a material receiving mechanism; 610. a material receiving box; 620. a first filter screen; 621. a weir plate; 630. a second filter screen; 640. a third filter screen; 650. a first material receiving cavity; 660. a second receiving cavity; 670. a third receiving cavity; 680. a material leaking plate; 681. a material leakage port; 690. a material collecting cavity;

700. a blanking pipe; 710. a striker plate; 711. a feeding port;

800. a secondary polishing mechanism; 810. polishing the barrel; 811. a discharge port; 820. a second grinding roller; 830. a wear layer; 840. a second motor; 850. a scraping plate; 860. a material receiving pipe;

900. a secondary feeding component; 910. a second feed tube; 920. a second fan; 930. a self-sealing assembly; 931. a cover plate; 931a, a feed inlet; 932. a feed cavity; 933. a cover plate; 934. and a limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

The utility model provides a high-rise feed conveying device, which comprises a horizontally arranged first feed pipe 100, and a feed bin 200 connected with the upper side of the first feed pipe 100, and is shown in the figures 1-7; a primary polishing mechanism 300 for polishing the feed is arranged in the feeding bin 200; one end of the first feeding pipe 100 is provided with a first fan 400, the other end is connected with a high-rise feeding pipe 500, and the discharge end of the high-rise feeding pipe 500 is connected with a material receiving mechanism 600; during operation, feed to be conveyed is placed into the feeding bin 200 to be crushed and polished, the polished feed enters the first feeding pipe 100, is blown away by wind power of the first fan 400, and enters the receiving mechanism 600 in the set floor for discharging after passing through the high-rise feeding pipe 500.

Specifically, the first feeding pipe 100 is communicated with the high-rise feeding pipe 500, and an upward-bent feeding elbow 110 is formed at one end of the first feeding pipe 100, which is close to the high-rise feeding pipe 500; by arranging the feeding elbow 110 which is bent upwards, when the feeding device is used, feed can better enter the high-rise feeding pipe 500 to be conveyed under the action of wind power.

The vertical end side surface of the high-rise feeding pipe 500 is connected with the feeding elbow 110, the bottom of the high-rise feeding pipe is connected with the blanking pipe 700, the lower end of the blanking pipe 700 is provided with a secondary grinding mechanism 800 which is sealed and is used for secondarily grinding falling materials. When conveying fodder, when there is relatively great bulk fodder, it can not upwards be carried by wind-force, through the blanking pipe 700 that sets up, can avoid the fodder to block up high-rise conveying pipe 500. When the fodder drops in blanking pipe 700, carry out the regrinding, polish to it through secondary grinding mechanism 800. And after polishing, conveying again.

A mounting opening 210 is formed at one vertical side of the feeding bin 200, a bin gate 220 is rotatably arranged at the mounting opening 210, a feeding plate 230 is arranged on the bin gate 220, and a polishing cavity 240 is formed at the inner side of the feeding bin 200.

The primary grinding mechanism 300 includes an annular screen 310 disposed inside the grinding chamber 240, a feed end of the feed plate 230 is connected to an inner side of the annular screen 310, and a discharge end of the feed bin 200 is connected to an outer side of the annular screen 310. A first grinding roller 320 is rotatably connected to the feed bin 200 at a side thereof remote from the mounting opening 210, the first grinding roller 320 is located inside the ring screen 310, and a first motor 330 for controlling the rotation of the first grinding roller 320 is provided outside the feed bin 200. In operation, feed is fed into the grinding chamber 240 through the feed plate 230, and after the feed is fed, the feed is ground by the first grinding roller 320, and larger particles are ground to smaller particles for transportation.

The material receiving mechanism 600 comprises a material receiving box 610, wherein a first filter screen 620, a second filter screen 630 and a third filter screen 640 are arranged at intervals on the upper side of the material receiving box 610, and the first filter screen 620, the second filter screen 630 and the third filter screen 640 divide the upper side of the material receiving box 610 into a first material receiving cavity 650, a second material receiving cavity 660 and a third material receiving cavity 670 at intervals; an air outlet is formed on the material receiving box 610 and at the third filter screen 640. The apertures of first filter 620, second filter 630 and third filter 640 are progressively smaller; conical material leaking plates 680 are respectively arranged at the bottoms of the first material receiving cavity 650, the second material receiving cavity 660 and the third material receiving cavity 670, and a material leaking port 681 is formed in the middle of each material leaking plate 680; an independent material collecting cavity 690 is formed at the lower side of each material leaking port 681. When collecting the material, can collect the fodder granule of different diameters through first filter screen 620, second filter screen 630 and third filter screen 640, and then can select to use the fodder of different size granules according to the demand of difference.

A weir plate 621 is formed at the lower side of the first filter 620, and the vertical height of the first filter 620 is smaller than the vertical heights of the second filter 630 and the third filter 640. Through the weir plate 621 who sets up, can block relatively great granule, avoid it to collide in first filter screen 620 upside, protect first filter screen 620 to a certain extent.

One end of the blanking pipe 700 close to the high-rise feeding pipe 500 is provided with a material baffle plate 710, the material baffle plate 710 is in a concave conical shape, and a feed opening 711 is formed in the middle of the material baffle plate 710. Through the tapered striker plate 710 that is who sets up, carrying out the pay-off in-process to high-rise conveying pipe 500, can shelter from wind-force to a certain extent for most wind-force can enter into the high-rise pay-off of upside in, and the fodder that drops can enter into blanking pipe 700 inboard. The wind power of the inner side of the blanking pipe 700 is relatively small, and secondary grinding is conveniently carried out on the feed.

The secondary grinding mechanism 800 comprises a grinding cylinder 810, a second grinding roller 820 is rotatably arranged on the inner side of the grinding cylinder 810, and a wear-resistant layer 830 is arranged on the vertical inner side of the grinding cylinder 810; a second motor 840 for controlling the rotation of the second grinding roller 820 is arranged outside the grinding cylinder 810; a discharge hole 811 is arranged at one side of the bottom of the grinding cylinder 810; one end of the second grinding roller 820 close to the discharge hole 811 is provided with a scraping plate 850; when the second grinding roller 820 performs secondary grinding and grinding on the dropped feed, the feed drops to the bottom of the grinding cylinder 810, and is discharged from the discharge hole 811 through the scraping effect of the scraping plate 850.

A material receiving pipe 860 is connected to the outer side of the discharge port 811, a secondary feeding assembly 900 is arranged on the material receiving pipe 860, and the other end of the secondary feeding assembly 900 is connected with the high-rise feeding pipe 500. When the materials after the secondary processing enter the secondary feeding assembly 900, the materials are fed secondarily and conveyed into the high-rise feeding pipe, and then enter the material receiving mechanism 600 along with the materials conveyed primarily. Through the secondary feeding component 900 that sets up, both can carry out the secondary to the material and carry out the secondary and accelerate to the material in the high-rise conveying pipe 500 simultaneously.

The secondary feeding assembly 900 comprises a second feeding pipe 910 which is horizontally arranged, and a material receiving pipe 860 is connected to the upper side of the second feeding pipe 910; one end of the second feeding pipe 910 is connected with a second fan 920, and the other end is connected with the high-rise feeding pipe 500; a self-sealing assembly 930 for controlling the communication between the high-level feeding pipe 500 and the second feeding pipe 910 is arranged between the two.

Specifically, the self-sealing assembly 930 comprises a cover plate 931 integrally formed on one side of the high-rise feeding pipe 500, a feeding cavity 932 is formed inside the cover plate 931, the shape of the cover plate 931 is ">", a feeding hole 931a is formed on the lower side edge of the cover plate 931, and the feeding hole 931a is connected with the second feeding pipe 910. A cover plate 933 is rotatably connected to the feed port 931a, and the cover plate 933 can rotate to open or close the feed port 931 a; the downside of feeding chamber 932, and the one end that is located to be close to high-rise conveying pipe 500 is provided with vertical limiting plate 934, and limiting plate 934 carries on spacingly to the maximum angle that feed inlet 931a was opened to apron 933. When the second fan 920 does not work, under the action of the first fan 400, the cover plate 933 rotates to one side of the feed opening 931a and closes the feed opening 931a, and at this time, the wind power in the high-rise feeding pipe 500 can enable the material at the inner side to enter the material receiving mechanism 600 at the upper side. When the second fan 920 works, the second fan blows air to the materials of secondary processing, so that the materials pass through the second feeding pipe 910 until the cover plate 933 is pushed, the cover plate 933 overcomes wind resistance of a certain degree and is opened at a certain angle, at the moment, the materials in the second feeding pipe 910 enter the high-rise feeding pipe 500 through the feeding cavity 932, feeding is carried out, and meanwhile, the materials in the inner high-rise feeding pipe 500 are accelerated for the second time.

Preferably, a plurality of inclined planes are arranged at intervals along the vertical direction on the high-rise feeding pipe 500, the blanking pipes 700 are respectively arranged at the lower sides of the inclined planes, and the secondary feeding assembly 900 is arranged at the bottom of the blanking pipes 700. Through the secondary feeding assembly 900, the falling materials can be accelerated for the second time, and the materials can be conveyed at a high distance.

When the material feeding device is used, an operator adds materials to be conveyed to the inner side of the feeding bin 200, the first grinding roller 320 in the grinding cavity 240 is controlled to rotate through the first motor 330, and in the rotating process, the materials are subjected to primary grinding and grinding to form small-particle materials capable of being conveyed. The crushed material enters the first feeding pipe 100, is blown out under the action of the first fan 400, passes through the high-level feeding pipe 500, finally enters a set high-level position, and is received and used by the receiving mechanism 600. In this process, when the material of some great granules is in the data send process, especially the material in high-rise conveying pipe 500 is more relatively, when its weight is great relatively, can pile up in high-rise conveying pipe 500 bottom, can arrange material to the material granule that weight is great relatively through blanking pipe 700 that sets up, collects, carries out the regrinding to it in section of thick bamboo 810 of polishing, and the material after the regrinding conveys once more through second inlet pipe 910, realizes not having of material and piles up the conveying.

The utility model provides a high-rise conveyor of fodder, through the first inlet pipe 100 that sets up, the inboard grinding machanism 300 of feeding storehouse 200, first fan 400 and high-rise conveying pipe 500 can realize the wind-force conveying to the material, then can convey the material to the high in situ of settlement, at this in-process, blanking pipe 700 through setting up, second grinding machanism and secondary feeding subassembly 900 can realize the secondary and polish to the material that drops, and simultaneously, can realize the secondary with higher speed to the material in the high-rise conveying pipe 500, then can realize superelevation distance conveying material.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the case of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The high-rise feed conveying device is characterized by comprising a first feed pipe (100) which is horizontally arranged, wherein a feed bin (200) is connected to the upper side of the first feed pipe (100); a primary polishing mechanism (300) for polishing the feed is arranged in the feeding bin (200);

one end of the first feeding pipe (100) is provided with a first fan (400), the other end of the first feeding pipe is connected with a high-rise feeding pipe (500), and the discharging end of the high-rise feeding pipe (500) is connected with a material receiving mechanism (600);

the first feeding pipe (100) is communicated with the high-rise feeding pipe (500), and an upward bent feeding elbow (110) is formed at one end, close to the high-rise feeding pipe (500), of the first feeding pipe (100);

the vertical end side face of the high-rise feeding pipe (500) is connected with the feeding elbow (110), the bottom of the high-rise feeding pipe is connected with a blanking pipe (700), and the lower end of the blanking pipe (700) is provided with a secondary polishing mechanism (800) which is sealed and is used for polishing dropped materials for the second time.

2. The high-rise feed conveying device according to claim 1, wherein the material receiving mechanism (600) comprises a material receiving box (610), a first filter screen (620), a second filter screen (630) and a third filter screen (640) are arranged on the upper side of the material receiving box (610) at intervals, and the first filter screen (620), the second filter screen (630) and the third filter screen (640) divide the upper side of the material receiving box (610) at intervals into a first material receiving cavity (650), a second material receiving cavity (660) and a third material receiving cavity (670); an air outlet is formed in the material receiving box (610) and positioned at the third filter screen (640);

the apertures of the first filter (620), the second filter (630) and the third filter (640) are gradually reduced;

conical material leaking plates (680) are respectively arranged at the bottoms of the first material receiving cavity (650), the second material receiving cavity (660) and the third material receiving cavity (670), and material leaking ports (681) are formed in the middle of the material leaking plates (680); and an independent material collecting cavity (690) is formed at the lower side of each material leaking port (681).

3. The high-rise feed conveying device according to claim 2, wherein a weir plate (621) is formed on the lower side of the first filter screen (620), and the vertical height of the first filter screen (620) is smaller than the vertical heights of the second filter screen (630) and the third filter screen (640).

4. The high-rise feed conveying device according to claim 1, wherein a mounting opening (210) is formed at one vertical side of the feeding bin (200), a bin door (220) is rotatably arranged at the mounting opening (210), a feeding plate (230) is arranged on the bin door (220), and a grinding cavity (240) is formed at the inner side of the feeding bin (200);

the primary grinding mechanism (300) comprises an annular screen (310) arranged on the inner side of the grinding cavity (240), the feeding end of the feeding plate (230) is connected with the inner side of the annular screen (310), and the discharging end of the feeding bin (200) is connected with the outer side of the annular screen (310);

a first grinding roller (320) is rotatably connected to one side of the feeding bin (200) far away from the mounting opening (210), the first grinding roller (320) is located on the inner side of the annular screen (310), and a first motor (330) for controlling the first grinding roller (320) to rotate is arranged on the outer side of the feeding bin (200).

5. The high-rise feed conveying device for the feed as claimed in claim 1 is characterized in that a material baffle plate (710) is arranged at one end, close to the high-rise feed pipe (500), of the blanking pipe (700), the material baffle plate (710) is in a concave conical shape, and a discharging opening (711) is formed in the middle of the material baffle plate (710).

6. The high-rise feed conveying device according to claim 1, wherein the secondary grinding mechanism (800) comprises a grinding cylinder (810), a second grinding roller (820) is rotatably arranged inside the grinding cylinder (810), and a wear-resistant layer (830) is arranged on the vertical inner side of the grinding cylinder (810); a second motor (840) for controlling the second grinding roller (820) to rotate is arranged outside the grinding cylinder (810);

a discharge hole (811) is formed in the inner side of the grinding cylinder (810) and positioned on one side of the bottom of the grinding cylinder; one end of the second grinding roller (820) close to the discharge hole (811) is provided with a scraping plate (850);

a material receiving pipe (860) is connected to the outer side of the discharge port (811), a secondary feeding assembly (900) is arranged on the material receiving pipe (860), and the other end of the secondary feeding assembly (900) is connected with the high-rise feeding pipe (500).

7. The high-rise feed conveying device of claim 6, wherein the secondary feeding assembly (900) comprises a second feeding pipe (910) which is horizontally arranged, and the upper side of the second feeding pipe (910) is connected with the receiving pipe (860);

one end of the second feeding pipe (910) is connected with a second fan (920), and the other end of the second feeding pipe is connected with the high-rise feeding pipe (500);

a self-sealing assembly (930) for controlling whether the high-rise feeding pipe (500) and the second feeding pipe (910) are communicated is arranged between the high-rise feeding pipe and the second feeding pipe.

8. The high-rise feed conveying device of the feed according to claim 7, wherein the self-closing assembly (930) comprises a cover plate (931) integrally formed on one side of the high-rise feed pipe (500), a feed cavity (932) is formed inside the cover plate (931), the cover plate (931) is shaped like ">", a feed inlet (931a) is formed on the lower side edge of the cover plate (931), and the feed inlet (931a) is connected with the second feed pipe (910);

a cover plate (933) is rotatably connected to the feed opening (931a), and the cover plate (933) can rotatably open or close the feed opening (931 a);

the downside of feeding chamber (932), and be located and be close to the one end of high-rise conveying pipe (500) is provided with vertical limiting plate (934), limiting plate (934) are to apron (933) is opened the maximum angle of feed inlet (931a) is spacing.

9. The feed high-rise conveying device according to claim 7 or 8, characterized in that a plurality of inclined planes are arranged at intervals along the vertical direction on the high-rise feeding pipe (500), blanking pipes (700) are respectively arranged on the lower sides of the inclined planes, and the secondary feeding assembly (900) is arranged at the bottom of each blanking pipe (700).