CN111573306A

CN111573306A - Return flow type grain distribution machine for granary

Info

Publication number: CN111573306A
Application number: CN202010551203.5A
Authority: CN
Inventors: 范吉军; 张艺凡; 张永林; 王立宗; 余南辉; 余忠; 余宇骁; 张露; 王研; 赵斌; 黎永光
Original assignee: Jingzhou Yuzhong Food Machinery Co ltd; Wuhan Polytechnic University
Current assignee: Jingzhou Yuzhong Food Machinery Co ltd; Wuhan Polytechnic University
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2020-08-25

Abstract

The invention relates to a backflow type grain distribution machine for a granary, which comprises a grain feeding device and a grain conveying and distribution device, wherein the grain feeding device is arranged on the grain distribution machine; the grain conveying and distributing device comprises a horizontal grain conveying belt arranged at the top of the granary, a transverse grain distribution conveying mechanism and a grain distributing mechanism connected with the horizontal grain conveying belt and the transverse grain distribution conveying mechanism; the horizontal grain distribution conveying mechanism comprises a grain distribution frame, an annular material distribution pipe structure and a blanking structure, wherein the grain distribution frame is arranged on the granary in a sliding mode, the annular material distribution pipe structure is arranged on the grain distribution frame and correspondingly connected and matched with the grain distribution mechanism, and the blanking structure is arranged at the bottom of the annular material distribution pipe structure; the blanking structure comprises a plurality of blanking funnels arranged at the bottom of the annular distributing pipe structure and a pull rope type funnel valve structure arranged at the blanking port of each blanking funnel, and the pull rope type funnel valve structure is used for opening or closing the blanking port. The invention aims to solve the problems that a large amount of manpower and material resources are consumed for leveling grains in a granary, the efficiency is low, and the cost is high in the traditional technology.

Description

Return flow type grain distribution machine for granary

Technical Field

The invention relates to the technical field of granary equipment, in particular to a backflow type granary grain distribution machine.

Background

The grain surface leveling is an important component of daily granary management, and after the grain surface of grains in the granary is leveled, the grains can be conveniently ventilated, so that the temperature of the grains in the granary is balanced, the grains are prevented from being unevenly radiated, and the grains can be prevented from being deteriorated because heat is intensively distributed at the top of the conical grain pile. Moreover, after the grain surface of the grain in the granary is leveled, the humidity in the granary can be conveniently controlled, the grain volume in the granary can be conveniently measured, impurities can be conveniently removed, the grain surface can be kept clean, condensation is not easy to form, abnormity of the granary can be found, and the like. However, in the conventional technology, grain warehousing and leveling are usually realized in a manual mode, a large amount of manpower is consumed to transport grains to the granary, a large amount of manpower, material resources and financial resources are consumed to pave the conical grain piles which are not uniformly distributed through a manual holding tool, the efficiency is very low, the cost is high, and the leveling effect is poor.

Disclosure of Invention

Based on the above, the invention provides a backflow type grain distribution machine for a granary, and aims to solve the problems that a large amount of manpower and material resources are consumed for leveling grains in the granary, the efficiency is low, and the cost is high in the traditional technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a backflow type grain distribution machine for a granary, which is used for distributing grains for the granary, comprises:

the grain feeding device is arranged outside the granary; and the number of the first and second groups,

the grain conveying and distributing device comprises a horizontal grain conveying belt, a transverse grain distribution conveying mechanism and a grain distributing mechanism, wherein the horizontal grain conveying belt is arranged at the top of a granary, the grain distributing mechanism is connected with the horizontal grain conveying belt and the transverse grain distribution conveying mechanism, the horizontal grain conveying belt is correspondingly matched with the grain feeding device and penetrates through the grain distributing mechanism, the transverse grain distribution conveying mechanism is arranged at the top of the granary and is staggered with the horizontal grain conveying belt, and the grain distributing mechanism is arranged on the transverse grain distribution conveying mechanism;

the transverse grain distribution conveying mechanism comprises a grain distribution frame, an annular material distribution pipe structure and a blanking structure, wherein the grain distribution frame is arranged on the granary in a sliding mode, the annular material distribution pipe structure is arranged on the grain distribution frame and correspondingly connected and matched with the grain distribution mechanism, and the blanking structure is arranged at the bottom of the annular material distribution pipe structure;

the blanking structure comprises a plurality of blanking funnels arranged at the bottom of the annular distributing pipe structure and a pull rope type funnel valve structure arranged at the blanking port of each blanking funnel, wherein the pull rope type funnel valve structure is used for opening or closing the blanking port.

Optionally, the pull-rope type funnel valve structure includes a valve plate hinged to the discharge opening of the discharge funnel, and a pull-rope driving structure arranged on the material distribution frame and connected to the valve plate, wherein the pull-rope driving structure is used for pulling the valve plate to rotate so as to close or open the discharge opening.

Optionally, the pull-cord type funnel valve structure comprises one pull-cord driving structure connected to one side of the valve plate;

or the pull rope type funnel valve structure comprises one pull rope driving structure respectively connected to two sides of the valve plate.

Optionally, the pulling rope driving structure includes a pulling rope driving motor disposed on the cloth rack, a winding rod connected to an output shaft of the pulling rope driving motor and rotatably disposed on the cloth rack, and a pulling rope wound on the winding rod, and the pulling rope is connected to the valve plate.

Optionally, the pull-rope type funnel valve structure comprises one pull-rope driving structure connected to each of two sides of the valve plate, and each of the two pull-rope driving structures comprises one pull-rope driving motor;

or the pull rope type funnel valve structure comprises pull rope driving structures which are respectively connected to two sides of the valve plate, and the two pull rope driving structures share one pull rope driving motor.

Optionally, a rope pulley is disposed on the winding rod, and the cable is wound around the rope pulley.

Optionally, the valve plate has a hinged end hinged to the bottom of the feeding funnel and a free end far away from the hinged end;

the stay cord driving structure comprises a connecting hinge arranged at the free end, and the stay cord is connected to the connecting hinge.

Optionally, the pull-rope type funnel valve structure includes one valve plate hinged to the bottoms of the plurality of discharging funnels at the same time, at least one pull rope connected to the valve plate, one winding rod for winding the pull rope, and one pull rope driving motor connected to the winding rod.

Optionally, the pull-rope type funnel valve structure includes a plurality of valve plates hinged to the bottom of the discharging funnel in a one-to-one correspondence, a plurality of pull ropes connected to the valve plates in a one-to-one correspondence, a plurality of pull ropes for winding one of the pull ropes, and one of the pull rope driving motors connected to the pull ropes.

Optionally, the transverse grain distribution conveying mechanism comprises two annular material distribution pipe structures arranged on the material distribution frame, and the grain distribution mechanism is correspondingly connected between the two annular material distribution pipe structures;

the annular material distribution pipe structure comprises an annular pipeline and a grain circulating pushing mechanism, wherein the annular pipeline is arranged on the material distribution frame and provided with an annular material distribution cavity, the grain circulating pushing mechanism is arranged in the annular material distribution cavity of the annular pipeline, the annular pipeline and the grain distributing mechanism are correspondingly connected and matched, and the blanking structure is arranged at the bottom of the annular pipeline.

According to the technical scheme provided by the invention, the grain feeding device can convey grains to a horizontal grain conveying belt of a grain conveying and distributing device at the top of the granary, the grain distributing mechanism penetrating through the horizontal grain conveying belt can intercept the grains on the horizontal grain conveying belt, the intercepted grains are conveyed to an annular distributing pipe structure of the transverse grain distributing conveying mechanism, and the grains fall down and are distributed at the bottom of the granary through a discharging structure arranged at the bottom of the annular distributing pipe structure. Moreover, in the grain distribution process, the annular distributing pipe structure can slide along the side wall of the granary in a reciprocating mode through the distributing frame, so that grains are distributed uniformly in the length direction and the width direction of the granary, the grains are distributed flatly, and the tapered accumulation cannot be generated. In addition, the whole grain distribution process does not need manual grain carrying and laying, grain distribution efficiency is greatly improved, cost is reduced, and the leveling effect is good. Moreover, a plurality of discharging funnels are arranged at the bottom of the annular distributing pipe structure, so that uniform discharging can be realized. Moreover, the pull rope type funnel valve structure is arranged at the feed opening of the feed hopper, the feed opening of the feed hopper can be opened and closed through the pull rope structure, the opening degree of the feed opening can be conveniently controlled, so that the flow of grains flowing out from the feed opening can be conveniently adjusted, and the grain distribution can be leveled to a granary.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a return flow type grain distribution machine for a grain bin (when the machine is arranged on the grain bin) according to an embodiment of the invention;

fig. 2 is a schematic perspective view of a grain conveying and distributing device (when a horizontal grain conveying belt is removed) of the return flow type grain bin grain distribution machine according to the embodiment of the invention;

FIG. 3 is a schematic longitudinal sectional view of FIG. 2;

fig. 4 is a schematic view of a partial three-dimensional structure of a grain conveying and distributing device (grain distributing mechanism) of the return flow type grain bin grain distribution machine according to the embodiment of the invention;

FIG. 5 is a schematic cross-sectional view of FIG. 4 (with the grain distribution mechanism removed);

fig. 6 is a schematic view showing a partial structure of a transverse grain distribution conveying mechanism of the return flow type grain distribution machine for the granary according to the embodiment of the present invention;

fig. 7 is a schematic view of a partial structure of a transverse grain distribution conveying mechanism of the return flow type grain distribution machine for the granary according to the embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Granary	12	Guide rail
100	Grain loading attachment	110	Loading frame
				120	Feeding conveyor belt	130	Feeding funnel
200	Horizontal grain conveyer belt	300	Transverse grain distributing mechanism
				310	Cloth rack	320	Annular cloth pipe structure
322	Annular pipeline	324	Grain circulation push mechanism
				3242	Belt plate driving wheel	3244	Driven wheel with plate
3246	Transmission chain	3248	Disc sheet
				330	Blanking structure	332	Blanking funnel
334	Pull rope type funnel valve structure	3342	Valve plate
				3344	Pull rope driving structure	33442	Stay cord driving motor
33444	Winding rod	33446	Stay cable
				33448	Connecting hinge	400	Grain feed mechanism
402	Material belt mounting gap	410	Aggregate bin
				420	Feeding bin	422	Feed inlet
430	Material guide plate

The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1, the present invention provides a return flow type grain distribution system for a grain silo 10. This backward flow formula granary cloth grain system is including being used for locating the grain loading attachment 100 in the granary 10 outside to and locate the grain transportation distributing device at granary 10 top. Grain carries distributing device and grain loading attachment 100 to mutually support, can carry the grain that lies in outside the granary 10 through grain loading attachment 100 and carry the distributing device on the grain at granary top, grain carries the distributing device can carry grain and cloth at granary 10 top, so that grain evenly levels the soil and distributes in granary 10, the loading of whole grain, it goes on automatically to level through mechanical equipment, can greatly reduce the manpower, the consumption of material resources and financial resources, and high efficiency, it is effectual to level.

Specifically, the grain feeding device 100 may include a feeding frame 110 obliquely disposed outside the grain bin 10, a feeding conveyor 120 disposed on the feeding frame 110, and a feeding funnel 130 disposed at a discharge end of the feeding conveyor 120, wherein the feeding funnel 130 is located above the grain conveying and distributing device. That is, the feeding frame 110 is disposed obliquely, so that the feeding conveyor belt 120 is also disposed obliquely, and the feeding conveyor belt 120 extends obliquely from the horizontal ground to the top of the grain bin 10, so that grains can be conveyed from the ground to the top of the grain bin 10, and the grains conveyed on the feeding conveyor belt 120 can be conveyed to the grain conveying and distributing device through the feeding funnel 130 disposed at the discharge end (i.e., the end corresponding to the grain conveying and distributing device at the highest position) of the feeding conveyor belt 120. Moreover, in this embodiment, the feeding funnel 130 may be a flow-limiting funnel, and the flow-limiting funnel 130 is fixed to the top end of the obliquely arranged feeding conveyor 120 and can be used to limit the cross-sectional area of the grain fluid passing through the feeding conveyor 120 to prevent the grain from scattering and splashing.

In addition, as shown in fig. 1 to 2, the grain conveying and distributing device may include a horizontal grain conveying belt 200 disposed at the top of the grain bin 10, a horizontal grain distributing mechanism 300, and a grain distributing mechanism 400 connecting the horizontal grain conveying belt 200 and the horizontal grain distributing mechanism 300, wherein the horizontal grain conveying belt 200 is correspondingly matched with the feeding funnel 130 of the grain feeding device 300 and is disposed on the grain distributing mechanism 400 in a penetrating manner, the horizontal grain distributing mechanism 300 is slidably disposed at the top of the grain bin 10 and is staggered with the horizontal grain conveying belt 200, and the grain distributing mechanism 400 is disposed on the horizontal grain distributing mechanism 300. The grain can be loaded on the horizontal grain conveyer belt 200 arranged on the top of the granary 10 by using the grain loading device 100, the horizontal grain conveyer belt 200 can convey the grain longitudinally along the horizontal direction of the granary 10 (from one end of the granary to the other end of the granary), in the conveying process, the grain distribution mechanism 400 arranged on the horizontal grain conveyer belt 200 can intercept the grain on the horizontal grain conveyer belt 200 and input the grain into the horizontal grain distribution mechanism 300, the horizontal grain distribution mechanism 300 can convey and distribute the grain transversely along the granary 10, the horizontal grain distribution mechanism 300 can move along the extending direction of the horizontal grain conveyer belt 200, the grain can be distributed from one end of the granary 10 to the other end of the granary longitudinally, and therefore, the whole granary can be distributed comprehensively and flatly. Moreover, the horizontal grain distributing mechanism 300 is obliquely arranged from the top of the granary to the bottom of the granary, so that the grain can be automatically distributed and discharged by utilizing the gravity of the grain.

Moreover, the grain conveying and distributing device may include a horizontal grain conveying belt 200 horizontally and longitudinally disposed at the top of the grain bin 10, and one or more horizontal grain distributing mechanisms 300 horizontally and transversely disposed on the horizontal grain conveying belt 200, and the horizontal grain conveying belt 200 and each horizontal grain distributing mechanism 300 may be connected by a grain distributing mechanism 400. Moreover, when a plurality of horizontal grain distributing mechanisms 300 are provided, the horizontal grain distributing mechanisms 300 are arranged side by side at intervals. In this embodiment, the grain conveying and distributing device includes a horizontal grain conveying belt 200 horizontally and longitudinally disposed in the middle of the top of the grain bin 10, and a horizontal grain distributing mechanism 300 horizontally and transversely disposed on the horizontal grain conveying belt 200, and two sides of the horizontal grain distributing mechanism 300 are symmetrically disposed with respect to the horizontal grain conveying belt 200. In addition, when the granary is large, a plurality of grain conveying and distributing devices can be arranged at the same time for distributing the grains.

Further, the horizontal grain conveyor 200 may include a horizontal bracket (which may be disposed along the length direction of the grain bin) suspended between two opposite sidewalls of the top of the grain bin, and a horizontal conveyor belt disposed on the horizontal bracket, and the horizontal conveyor belt may convey the grain conveyed by the grain feeding device 100 at the top of the grain bin 10. In addition, the horizontal grain distributing mechanism 300 can be arranged on the horizontal bracket in a sliding manner, and the grain distributing mechanism 400 is correspondingly matched with the horizontal conveyor belt. Namely, the horizontal grain distributing mechanism 300 is supported by the horizontal bracket, and the grain conveyed on the horizontal conveyor belt is intercepted by the grain distributing mechanism 400 and conveyed to the horizontal grain distributing mechanism.

Moreover, the horizontal grain distributing mechanism 300 may include a distributing frame 310 slidably disposed on the grain bin 10 (a guide rail 12 slidably engaged with the distributing frame 310 is disposed on a sidewall of the grain bin 10), an annular distributing pipe structure 320 disposed on the distributing frame 310 and correspondingly connected and engaged with the grain distributing mechanism 400, and a discharging structure 330 disposed at a bottom of the annular distributing pipe structure 320. In the distributing process of the transverse grain distributing mechanism 300, the annular distributing pipe structure 320 connected with the grain distributing mechanism 400 can convey and distribute grains along the transverse direction of the grain bin 10, and the grain is discharged through the discharging structure 330 at the bottom of the annular distributing pipe structure 320, so that the grains are discharged and distributed into the grain bin 10 along the extending direction of the annular distributing pipe structure 320. Moreover, by arranging the annular distributing pipe structure 320, grains can move in the annular distributing pipe structure 320 in an annular manner, so that the grains are arranged more uniformly in the annular distributing pipe structure 320 (uniformly arranged at each position of the annular distributing pipe structure 320), and the grains are more uniformly distributed when falling from the blanking structure 330 at the bottom of the annular distributing pipe structure 320, so that the grains can be uniformly distributed in the granary.

Furthermore, in some embodiments, the above-mentioned horizontal grain distributing mechanism 300 may include an annular distributing pipe structure 320 disposed on one side of the horizontal grain conveying belt 200, wherein one end of the annular distributing pipe structure 320 is disposed on the distributing frame 310, and the other end is connected to the grain distributing mechanism 400. In this embodiment, the material distributing frame 310 is disposed on one side wall of the granary, and the horizontal grain conveying belt 200 is disposed on the other side wall of the granary, so that only one annular material distributing pipe structure 320 is connected between the horizontal grain conveying belt 200 and the material distributing frame 310 (and also connected with the grain distributing mechanism 400), and thus, grains can uniformly fall to the bottom of the granary from one side of the horizontal grain conveying belt 200.

In addition, in other embodiments, the horizontal grain distribution mechanism 300 may include one ring-shaped distribution pipe structure 320 respectively disposed at two sides of the horizontal grain conveyor belt 200, wherein one end of each ring-shaped distribution pipe structure 320 is disposed on the distribution frame 310, and the other end is connected to the grain distribution mechanism 400. In this embodiment, the horizontal grain distributing mechanism 300 may include two annular distributing pipe structures 320, the distributing frame 310 may include a branch bracket respectively disposed on two opposite sidewalls of the grain bin 10, and the horizontal grain conveyor 200 may be disposed at a middle position of the grain bin, so that each annular distributing pipe structure 320 is connected between one branch bracket and the horizontal grain conveyor 200 (and also connected to the grain distributing mechanism 400), thereby allowing grains to fall down uniformly from two sides of the horizontal grain conveyor 200.

Further, as shown in fig. 2 to fig. 3, the annular material distribution pipe structure 320 may include an annular pipe 322 having an annular material distribution cavity and disposed on the material distribution frame 310, and a grain circulation pushing mechanism 324 disposed in the annular material distribution cavity of the annular pipe 322, the annular pipe 332 is correspondingly connected and matched with the grain material distribution mechanism 400, and the blanking structure 330 is disposed at the bottom of the annular pipe 322. The grain circulating pushing mechanism 324 can circularly push the grains conveyed into the annular pipeline 322 by the grain separating mechanism 400 in the annular distributing cavity of the annular pipeline 322, so that the grains can be uniformly distributed in the annular pipeline 322. And the grain uniformly distributed in the circular pipeline 322 can be uniformly discharged through the discharging structure 330 arranged at the bottom of the circular pipeline 322. Moreover, the blanking structure 330 may include a plurality of blanking funnels 332 disposed at the bottom of the ring-shaped pipe 322 of the ring-shaped distributing pipe structure 320, and the plurality of blanking funnels 332 are uniformly arranged along the extending direction of the ring-shaped pipe 322, so that the blanking and the distribution can be uniformly performed in the transverse direction of the grain bin 10. Moreover, the annular distributing pipe structure 320 can horizontally and longitudinally slide along the horizontal grain conveying belt 200 while performing horizontal distribution, so that uniform and flat distribution can be performed on the whole plane (i.e. horizontal and longitudinal) of the grain bin 10. Therefore, the whole grain bin 10 can be automatically leveled and distributed, grain piles formed by the distributed materials are leveled and even, and ventilation and heat dissipation are convenient.

Furthermore, as shown in fig. 2 to 5, the grain distribution mechanism 400 may include a collecting bin 410 disposed on the circular duct 322, a feeding bin 420 disposed at the top of the collecting bin 410, and a material guide plate 430 protruding from the side of the feeding bin 420. The guide plate 430 extends to the top of the horizontal conveyor belt of the horizontal grain conveyor belt 200, and a belt installation gap 402 for the horizontal grain conveyor belt 200 to pass through is formed between the bottom of the guide plate 430 and the top of the collecting bin 410, so that the horizontal grain conveyor belt 200 can be penetrated through the belt installation gap 402, the grain distribution mechanism 400 slides along the horizontal grain conveyor belt 200 under the driving of the transverse grain distribution mechanism 300, and meanwhile, the horizontal conveyor belt of the horizontal grain conveyor belt 200 can also freely move through the belt installation gap 402. In addition, the feeding bin 420 can be slidably connected to the horizontal bracket of the horizontal grain conveying belt 200 to support the grain distribution mechanism 400.

Moreover, a collecting chamber communicated with the distributing chamber of the circular pipe 322 is formed in the collecting bin 410, and a feeding chamber communicated with the collecting chamber is formed in the feeding bin 420. Moreover, the top of the feeding bin 420 is provided with a feeding hole 422 communicated with the feeding cavity, the feeding hole 422 corresponds to the side edge of the horizontal conveyor belt of the horizontal grain conveyor belt 200, and the guide plate 430 is protrudingly arranged outside the feeding hole and used for intercepting grains conveyed on the horizontal grain conveyor belt 200 into the feeding hole 422 (the arrangement position of the feeding hole 422 is close to the feeding direction of the horizontal conveyor belt, and the connection position of the guide plate 430 is relatively far away from the feeding direction of the horizontal conveyor belt, so that the guide plate 430 is convenient for intercepting grains on the horizontal conveyor belt into the feeding hole 422). Thus, the guide plate 430 can intercept the grain conveyed by the horizontal conveyor belt through the material belt mounting gap 402, so that the grain is divided at the feed port 422 arranged at the top of the feed bin under the interception of the guide plate 430, enters the feed cavity of the feed bin 420 through the feed port 422, enters the material collecting cavity of the material collecting bin 410 through the feed cavity, and finally flows into the material distribution cavity of the annular pipeline 322 from the material collecting cavity, thereby realizing the division of the grain on the horizontal grain conveyor belt 200 into the annular pipeline 322 of the horizontal grain distribution mechanism 300.

Further, in some embodiments, a feeding bin 420 may be disposed on the top of the collecting bin 410, and a material guiding plate 430 is correspondingly disposed on the feeding bin 420. That is, in this embodiment, the grain distribution mechanism 400 has only one feeding bin 420, so that a material guide plate 430 extending above the horizontal conveyor is disposed on the feeding bin 420, and the material guide plate 430 is disposed at one side of the horizontal conveyor, so that grains on the horizontal conveyor can be intercepted from one side.

In addition, in other embodiments, two feeding bins 420 may be disposed on two sides of the top of the collecting bin 410, and each feeding bin 420 is correspondingly provided with a material guiding plate 430. That is, in this embodiment, the grain distribution mechanism 400 may have two feeding bins 420, such that each feeding bin 420 is provided with one guide plate 430 extending above the horizontal conveyor belt, and the two guide plates 430 are respectively located at two sides of the horizontal conveyor belt (i.e., each side of the horizontal conveyor belt is provided with one guide plate), so that grains on the horizontal conveyor belt can be intercepted from two sides simultaneously, and grains on the horizontal conveyor belt are intercepted into the two feeding bins 420 respectively, such that grains on the horizontal conveyor belt are intercepted more uniformly.

Further, the two feeding bins 420 can be aligned with respect to the extending line of the horizontal grain conveying belt 200, i.e. the two feeding bins 420 can be aligned with each other and disposed on two sides of the horizontal conveying belt, so that the material can be simultaneously distributed from two sides of the horizontal conveying belt. Moreover, the feeding ports 422 of the two feeding bins 420 are disposed opposite to each other, the two guide plates 430 are also disposed opposite to each other, and the tape mounting gap 402 is formed between the top of the collecting bin 410 and the bottoms of the two guide plates 430. The feeding holes 422 of the two feeding bins 420 are respectively and correspondingly arranged on one side of the horizontal conveyor belt, the two material guide plates 430 also extend from the side edges of the horizontal conveyor belt to the center of the horizontal conveyor belt, and the transported grains can be intercepted and distributed to the respective feeding holes 422 from the two sides of the horizontal conveyor belt. In addition, the feeding ports 422 of the two feeding bins 420 can be arranged oppositely, that is, each feeding port 422 is perpendicular to the central line of the horizontal conveyor belt along the length direction; in addition, the feeding ports 422 of the two feeding bins 420 can also be obliquely corresponding, i.e. each feeding port 422 can face the incoming direction of the horizontal conveyor belt.

Moreover, each guide plate 430 may extend obliquely from the side edge of the feeding bin 420 toward the conveying start end of the horizontal conveyor belt. The material guiding plate 430 can be obliquely arranged, so that the material guiding plate 430 is inclined from the feed opening 422 to the material incoming direction of the horizontal conveyor belt while extending from one side of the horizontal conveyor belt to the other side of the horizontal conveyor belt, grains conveyed by the horizontal conveyor belt are gradually intercepted and distributed, the grains are smoothly guided into the feed opening 422, and the grains are not easy to accumulate at the feed opening 422. In addition, the material guide plate 430 may be provided as a flat plate such that the material guide plate 430 is perpendicular to the horizontal conveyor belt.

Further, the ends of the two guide plates 430 may be integrally connected to each other. The two material guide plates 430 positioned at the two sides of the horizontal conveyor belt are connected into a whole, so that a gap is not left between the two material guide plates 430, and grains on the horizontal conveyor belt can be fully intercepted into the feed port 422; moreover, by connecting the two material guiding plates 430 into a whole, an annular material belt installation gap with a closed periphery can be formed between the material guiding plates 430 and the material collecting bin 410, so that the horizontal conveyor belt can be better conveyed at the material belt installation gap, and meanwhile, the grain distributing mechanism 400 can be better supported. Moreover, the two material guiding plates 430 may be connected to form a V-shaped plate structure, that is, the two material guiding plates 430 are both inclined toward the feeding direction of the horizontal conveyor belt, so as to guide the grains into the feeding hole 422 from both sides.

In addition, as shown in fig. 2 to fig. 4, the circular pipe 322 of the circular distributing structure 320 may include a feeding pipe and a return pipe arranged side by side, and a transition connection pipe connected to the outlet end of the feeding pipe and the inlet end of the return pipe, the collecting bin of the grain distributing structure may be connected to the outlet end of the return pipe and the inlet end of the feeding pipe, the grain circulation pushing mechanism 324 is arranged in the collecting bin of the feeding pipe, the transition connection pipe, the return pipe and the grain distributing structure 400, and the discharging funnel 332 of the discharging structure 330 may be arranged at the bottom of the feeding pipe or/and the return pipe (i.e., a discharging funnel may be arranged at the bottom of the feeding pipe, or a discharging funnel may be arranged at the bottom of the return pipe, or a discharging funnel may be arranged at the bottom of the feeding. Can form annular pipeline structure through inlet pipe, transition connecting pipe, feed back pipe and storehouse intercommunication for grain circulation push mechanism 324 can circulate the propelling movement with grain in inlet pipe, transition connecting pipe, feed back pipe and storehouse of gathering, thereby makes grain distribute evenly.

Moreover, the grain circulating pushing mechanism 324 may include a pushing driving structure disposed on the transition connection pipe and the grain distribution mechanism 400, and an annular pushing belt structure connected to the pushing driving structure, and the annular pushing belt structure is disposed in the annular pipe 322. The pushing driving structure can drive the annular pushing belt plate structure to circularly move in the annular pipeline 322 formed by the feeding pipe, the transition connecting pipe, the return pipe and the collecting bin, so that the grains in the collecting bin 410 are brought into the feeding pipe, the transition connecting pipe and the return pipe, and the grains are uniformly distributed in the pipelines. Further, the pushing driving structure may include a pushing driving motor disposed on the material distributing frame 310, a driving wheel 3242 with a plate disposed in the transition connection pipe and connected to the pushing driving motor, and a driven wheel 3244 with a plate disposed in the material collecting bin 410 of the grain material distributing mechanism 400; the structure of the endless push belt may include a driving chain 3246 connected to the driving pulley 3242 and the driven pulley 3244 and arranged in a ring shape along the endless pipe 322, and a plurality of discs 3248 protruding from the driving chain 3246 and arranged at intervals along the length direction of the driving chain 3246. Can drive band plate drive wheel 3242 through propelling movement driving motor and rotate, can drive driving chain 3246 and remove to drive band plate from driving wheel 3244 and rotate, can drive a plurality of disc 3248 cyclic movement of locating on driving chain 3246 like this, thereby usable disc 3248 drives the grain in the pipeline and carries out cyclic movement, makes grain evenly distribute in annular duct 322.

In addition, the feeding structure 330 may include a plurality of feeding hoppers 332 uniformly disposed at the bottom of the circular pipe 322 of the circular distributing pipe structure 320, and a pull-rope hopper valve structure 334 disposed at the feeding opening of the feeding hoppers 332, wherein the pull-rope hopper valve structure 334 is used for opening or closing the feeding opening. By uniformly arranging a plurality of blanking funnels 332 at the bottom of the ring-shaped pipe 322 of the ring-shaped material distribution pipe structure 320, uniform blanking can be realized along the extension direction of the ring-shaped pipe 322. Moreover, through set up stay cord formula funnel valve structure 334 in the feed opening department of feed hopper 332, can open and be closed the feed opening of feed hopper 332 through stay cord formula funnel valve structure 334, can conveniently control the aperture of feed opening to can conveniently adjust the flow that grain flows from the feed opening, more be favorable to leveling the cloth grain to the granary.

Further, as shown in fig. 5 to 7, the pull-rope type funnel valve structure 334 may include a valve plate 3342 hinged to the discharge opening of the discharge funnel 332, and a pull-rope driving structure 3344 disposed on the material distributing frame 310 and connected to the valve plate 3342, wherein the pull-rope driving structure 3344 is configured to pull the valve plate 3342 to rotate to close or open the discharge opening of the discharge funnel 332. The valve plate 3342 is pulled to rotate by the pull rope driving structure 3344, so that the valve plate 3342 plugs or opens the feed opening at the bottom of the feeding funnel 332, the opening degree of the feed opening can be adjusted, the flow of grains falling from the feed opening can be adjusted, and different feeding requirements are met.

Moreover, in some embodiments, the pull-cord funnel valve structure 334 can include a pull-cord drive structure 3344 attached to one side of the valve plate 3342. The valve plate 3342 can be driven to rotate by arranging the pull rope driving structure 3344, so that the valve plate 3342 can be opened or closed to the feed opening, and the structure is simple.

In addition, in other embodiments, the pull-cord type funnel valve structure 334 may include a pull-cord drive structure 3344 attached to each side of the valve plate 3342. The two pull rope driving structures 3344 can be arranged at the same time, and can be pulled and rotated from two sides of the valve plate 3342 at the same time, so that the valve plate 3342 is driven to rotate more stably and reliably.

Furthermore, the rope driving structure 3344 may include a rope driving motor 33442 disposed on the cloth holder 310, a winding rod 33444 connected to an output shaft of the rope driving motor 33442 and rotatably disposed on the cloth holder 310, and a rope 33446 wound on the winding rod 33444, wherein the rope 33446 is connected to the valve plate 3342. The pulling rope driving motor 33442 can drive the winding rod 33444 to rotate, and then drive the pulling rope 33446 to wind or unwind on the winding rod 33444, so that the valve plate 3342 rotates (when the winding rod winds, the valve plate can be directly pulled by the pulling rope to rotate towards the direction close to the winding rod, and when the winding rod unwinds, the valve plate can rotate towards the direction far away from the winding rod under the action of gravity), so that the valve plate 3342 closes or opens the feed opening of the feed funnel 332. The winding lever 33444 may be provided with a pulley around which the wire 33446 is wound. By providing the winding lever 33444 with a winding sheave, the stay 33446 can be wound more easily. In addition, the valve plate 3342 has a hinged end hinged to the bottom of the hopper 332 (at the position of the feed opening), and a free end far from the hinged end; the pull cord drive structure 3344 may further include an attachment hinge 33448 at the free end, and a pull cord 33446 is attached to the attachment hinge 33448. The stay 33446 is connected with the valve plate 3342 through the connecting hinge 33448, so that the valve plate 3342 can be pulled to rotate more conveniently.

Furthermore, while the pull-cord type funnel valve structure 334 includes a pull-cord drive structure 3344 attached to each side of the valve plate 3342, the pull-cord drive structures 3344 may each include a pull-cord drive motor 33442, i.e., each pull-cord drive structure 3344 may have a separate pull-cord drive motor 33442 for driving. In addition, when the pull-cord type funnel valve structure 3344 includes one pull-cord driving structure 3344 respectively connected to both sides of the valve plate 3342, the two pull-cord driving structures 3344 may share one pull-cord driving motor 33442, i.e., the two pull-cord driving structures 3344 may be driven by one set of pull-cord driving motors 33442.

Also, in some embodiments, the pull-cord type funnel valve structure 334 may include a valve plate 3342 simultaneously hinged to the bottom of the plurality of discharging funnels 332, at least one pull cord 33446 hinged to the valve plate 3342, a winding rod 33444 for winding the pull cord 33446, and a pull-cord driving motor 33442 connected to the winding rod 33444. The blanking ports of the blanking funnels 332 can be opened and closed simultaneously through one valve plate 3342, the valve plate 3342 can be connected through one or more stay cables 33446, and the blanking ports of all the blanking funnels 332 can be controlled simultaneously.

In addition, in other embodiments, the pull-cord type funnel valve structure 334 may include a plurality of valve plates 3342 respectively hinged to the bottoms of the plurality of discharging funnels 332 in a one-to-one correspondence, a plurality of pull cords 33446 hinged to the plurality of valve plates 3342 in a one-to-one correspondence, a winding rod 33444 for winding the plurality of pull cords 33446, and a pull-cord driving motor 33442 connected to the winding rod 33444. Therefore, each valve plate 3342 can open and close the feed opening of one feed hopper 332, and the same winding rod 33444 winds or releases a plurality of stay cables 33446, so that the open and close adjustment of each feed opening is stable and reliable.

In addition, when two annular distributing pipe structures 320 are respectively disposed on two sides of the horizontal grain conveyor 200, the distributing frame 310 may include a first bracket and a second bracket (corresponding to two branch brackets) respectively configured to be slidably disposed on two opposite sidewalls of the grain bin 10, wherein the annular distributing pipe structure 320 on one side is connected to the grain distributing mechanism 400 on the first bracket and the horizontal grain conveyor 200, and the annular distributing pipe structure 320 on the other side is connected to the grain distributing mechanism 400 on the second bracket and the horizontal grain conveyor 200. The cord driving motor 33442 may be provided on the first bracket or the second bracket. In addition, the material distributing frame 310 may further include an intermediate bracket connected to the material collecting bin of the grain material distributing mechanism 400 (or the intermediate bracket and the material collecting bin may be directly integrated), and the pull rope driving motor may also be disposed on the intermediate bracket.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a backward flow formula granary cloth grain machine for carry out cloth grain to the granary, its characterized in that includes:

2. The return-flow type grain distribution machine for the granary according to claim 1, wherein the pull-rope type funnel valve structure comprises a valve plate hinged at the discharge opening of the discharge funnel, and a pull-rope driving structure arranged on the distribution frame and connected with the valve plate, wherein the pull-rope driving structure is used for pulling the valve plate to rotate so as to close or open the discharge opening.

3. The return flow grain distribution system of claim 2, wherein said pull-cord funnel valve structure comprises one of said pull-cord actuating structures attached to one side of said valve plate;

4. The return flow type grain distribution machine for the grain bin according to claim 2, wherein the pull rope driving structure comprises a pull rope driving motor arranged on the distribution frame, a winding rod connected with an output shaft of the pull rope driving motor and rotatably arranged on the distribution frame, and a pull rope wound on the winding rod, and the pull rope is connected to the valve plate.

5. The return flow type grain distribution machine for the grain bin according to claim 4, wherein the pull-rope type funnel valve structure comprises one pull-rope driving structure respectively connected to both sides of the valve plate, and each of the two pull-rope driving structures comprises one pull-rope driving motor;

6. The return flow type grain distribution machine for the grain bin according to claim 4, wherein the winding rod is provided with a rope winding wheel, and the pulling rope is wound on the rope winding wheel.

7. The return flow grain distribution machine according to claim 4, wherein said valve plate has a hinged end hinged to the bottom of said discharge hopper, and a free end remote from said hinged end;

8. The return-flow type grain distribution machine for the grain bin of claim 4, wherein the pull-rope type funnel valve structure comprises one valve plate hinged to the bottoms of a plurality of discharging funnels at the same time, at least one pull rope connected with the valve plate, one winding rod for winding the pull rope, and one pull-rope driving motor connected with the winding rod.

9. The return flow type grain distribution machine for the grain bin according to claim 4, wherein the pull-rope type funnel valve structure comprises a plurality of valve plates hinged to the bottoms of the plurality of discharging funnels in a one-to-one correspondence, a plurality of pull ropes connected to the plurality of valve plates in a one-to-one correspondence, a winding rod for winding the plurality of pull ropes, and a pull-rope driving motor connected to the winding rod.

10. The return flow type grain distribution machine for the grain bin according to claim 1, wherein the transverse grain distribution conveying mechanism comprises two annular material distribution pipe structures arranged on the material distribution frame, and the grain distribution mechanism is correspondingly connected between the two annular material distribution pipe structures;