CN214708846U

CN214708846U - Apple pipeline pneumatic conveyor

Info

Publication number: CN214708846U
Application number: CN202120862193.7U
Authority: CN
Inventors: 陈春皓; 李建平; 王鹏飞; 刘洪杰; 杨欣; 边永亮; 吕林硕; 薛春林
Original assignee: Hebei Agricultural University
Current assignee: Hebei Agricultural University
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-16
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses an apple pipeline pneumatic conveying device, which comprises a frame, a flexible outer pipe, a spiral inner pipe, a blowing mechanism, a pressure sensor, an arch separator and a circular fruit box, wherein the flexible outer pipe is obliquely arranged on the frame; the spiral inner pipe is arranged in the flexible outer pipe, the pressure sensor is arranged at the inlet of the spiral inner pipe, and the outlet of the spiral inner pipe is communicated with the air outlet of the blowing mechanism; the arched separator is arranged on the top opening of the circular fruit box and is positioned below the outlet of the spiral inner pipe. The utility model provides an apple pipeline pneumatic conveyor has solved the apple and has picked when carrying need bow to put the fruit, have mechanical damage, apple hierarchical difficulty scheduling problem to the apple.

Description

Apple pipeline pneumatic conveyor

Technical Field

The utility model relates to the technical field of agricultural machinery, more specifically the utility model relates to an apple pipeline pneumatic conveyor that says so.

Background

China is the first major fruit planting country and producing country in the world, and the orchard in China has the characteristics of wide distribution range, high total yield, large area of the orchard, multiple planting types and the like. In many areas of Shandong province, Shaanxi province, Hebei province and other provinces, the apple industry is used as a local support industry, and makes great contribution to local agricultural efficiency improvement and farmer income increase.

The picking auxiliary operation platform and manual work are used together, the most application harvesting mode is adopted at present in China, but when the picking is carried out manually, the operation of bending down and placing fruits is needed repeatedly, the waist, the back, the shoulders and the upper limbs of workers can be sore after long-time work, the morbidity of muscles and bones is increased, a large amount of mechanical damage to the apples can be caused by the direct placing mode, and therefore the working efficiency in the apple picking field is low at present.

Therefore, how to provide an efficient apple pipeline pneumatic conveying device is a problem that needs to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides an apple pipeline pneumatic conveying device to at least solve one of the problems mentioned in the background art.

In order to realize the technical scheme, the utility model discloses a following technical scheme:

an apple pipeline pneumatic conveying device comprises a rack, a flexible outer pipe, a spiral inner pipe, a blowing mechanism, a pressure sensor, an arched separator and a circular fruit box, wherein the flexible outer pipe is obliquely arranged on the rack; the spiral inner pipe is arranged in the flexible outer pipe, the pressure sensor is arranged at the inlet of the spiral inner pipe, and the outlet of the spiral inner pipe is communicated with the air outlet of the blowing mechanism; the arched separator is arranged on the top opening of the circular fruit box and is positioned below the outlet of the spiral inner pipe.

The apple picking machine utilizes the pneumatic conveying principle to convey apples, can be matched with a picking operation platform to reduce the action of bending over and putting apples, reduces mechanical damage to the apples, greatly improves the working efficiency, can also realize screening and grading of the apples, achieves efficient and nondestructive picking, and is an effective way for improving orchard picking mechanization.

Preferably, in the above apple pipeline pneumatic conveying device, the frame is of a telescopic structure, the frame includes a telescopic front frame and a telescopic upper frame which are vertically arranged, the telescopic front frame includes a front casing pipe frame and a front inner pipe frame, the front inner pipe frame extends into the front casing pipe frame, the telescopic upper frame includes an upper casing pipe frame and an upper inner pipe frame, and the upper inner pipe frame extends into the upper casing pipe frame; the front casing pipe frame, the front inner pipe frame, the upper casing pipe frame and the upper inner pipe frame are all provided with adjusting holes, and pins are inserted into the adjusting holes.

Preferably, in the above apple pipeline pneumatic conveying device, an upper pipe hoop is hinged to an end of the upper inner pipe frame, and the upper pipe hoop is fixedly connected with one end of the flexible outer pipe; the end part of the front inner pipe frame is hinged with a front pipe hoop, and the front pipe hoop is fixedly connected with the other end of the flexible outer pipe.

Preferably, in the above apple pipe pneumatic conveyor, the flexible outer pipe is a bellows capable of stretching.

Preferably, in the above apple pipeline pneumatic conveying device, the inlet end of the spiral inner pipe is provided with a fruit inlet funnel.

Preferably, in the above apple pipeline pneumatic conveying device, the pressure sensor is installed in the inlet of the spiral inner pipe, the pressure sensor is connected with a pressure plate through a lever, the pressure plate is arranged perpendicular to the axis of the spiral inner pipe, one end of the lever is connected with the pressure plate, the other end of the lever acts on a pressure detection part of the pressure sensor, and the force applied to the pressure plate is transmitted to the detection part of the pressure sensor for pressure detection; the pressure sensor is electrically connected with the central controller through a lead.

Preferably, in the above apple pipeline pneumatic conveying device, the outlet of the spiral inner pipe is provided with a circle of obliquely upward air inlet holes, a wind blocking barrel is arranged outside the air inlet holes, the wind blocking barrel wraps the circle of air inlet holes, the wind blocking barrel is connected with the air outlet of the blowing mechanism through a pipeline, the blowing mechanism is a centrifugal fan, and the centrifugal fan is electrically connected with the central controller through a wire.

Preferably, in the apple pipeline pneumatic conveying device, the arched classifier is of a disc-shaped structure and comprises a circular fence, a plurality of partition plates and arched fruit receiving plates, the arched fruit receiving plates are positioned at the center of the circular fence, the edges of the arched fruit receiving plates are connected with the circular fence through the partition plates, and gaps are reserved between the partition plates to form screening holes; the screening holes are trapezoidal, and the width of the screening holes is gradually increased from the arched fruit receiving plates to the circular fence.

Preferably, in the above apple pipeline pneumatic conveying device, the partition plate is provided with convex ribs, and the heights of the convex ribs are gradually reduced from the arched fruit receiving plate to the circular fence.

Preferably, in the above apple pipeline pneumatic conveying device, the ring-shaped fruit box is of a cylindrical structure, and includes a cylindrical box body, a cylindrical partition plate and a hollow cylinder, the hollow cylinder is vertically arranged at the center of the cylindrical box body, the cylindrical partition plate is sleeved on the periphery of the hollow cylinder, a small fruit area is formed between the hollow cylinder and the cylindrical partition plate, and a large fruit area is formed between the cylindrical partition plate and the cylindrical box body.

According to the above technical scheme, compare with prior art, the utility model provides an apple pipeline pneumatic conveyor, get into by the import of spiral inner tube when the apple, when striking pressure sensor's clamp plate, pressure sensor measures the gravity of apple and with information transmission to central processing, handle the back through central processing unit, select the air quantity that optimum scheme control blow mechanism upwards blows in the spiral inner tube, can not receive mechanical damage when making the apple carry along the spiral inner tube, the apple falls into arch sorter, fall into ring shape fruit incasement through the screening hole that is fit for, realize the harmless transport and the hierarchical screening of apple. The device has no damage to apples, is used for diversity boxing, is simple to operate, has good universality, and is suitable for picking and conveying work with different fruit diameters and different picking heights.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of an apple pipeline pneumatic conveying device of the present invention.

Fig. 2 is a frame connection schematic diagram of the apple pipeline pneumatic conveying device of the present invention.

Fig. 3 is a schematic view of the structure of the flexible outer tube of the pneumatic conveying device for apple pipelines of the present invention.

Fig. 4 is a schematic view of the spiral inner tube structure of the pneumatic conveying device for apple pipelines of the present invention.

Fig. 5 is a schematic view of the non-working state of the pressure sensor of the pneumatic conveying device for apple pipelines of the present invention.

Fig. 6 is a schematic view of the working state of the pressure sensor of the pneumatic conveying device for apple pipelines of the present invention.

Fig. 7 is the structural schematic view of the arched separator of the apple pipeline pneumatic conveying device of the present invention.

Fig. 8 is a schematic structural view of a ring-shaped fruit box of the pneumatic conveying device for apple pipelines of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The embodiment of the utility model discloses an apple pipeline pneumatic conveying device, which comprises a frame 1, a flexible outer pipe 2, a spiral inner pipe 3, a blowing mechanism 4, a pressure sensor 5, an arch separator 6 and a circular fruit box 7, wherein the flexible outer pipe 2 is obliquely arranged on the frame 1; the spiral inner tube 3 is arranged in the flexible outer tube 2, the inlet of the spiral inner tube 3 is provided with the pressure sensor 5, and the outlet of the spiral inner tube 3 is communicated with the air outlet of the blowing mechanism 4; the arched classifier 6 is installed on the top opening of the circular fruit box 7, and the arched classifier 6 is located below the outlet of the spiral inner pipe 3.

In order to further optimize the technical scheme, the frame 1 is of a telescopic structure, the frame 1 comprises a telescopic front frame 11 and a telescopic upper frame 12 which are vertically arranged, the telescopic front frame 11 comprises a front casing pipe frame 13 and a front inner pipe frame 14, the front inner pipe frame 14 extends into the front casing pipe frame 13, the telescopic upper frame 12 comprises an upper casing pipe frame 15 and an upper inner pipe frame 16, and the upper inner pipe frame 16 extends into the upper casing pipe frame 15; the front casing pipe frame 13, the front inner pipe frame 14, the upper casing pipe frame 15 and the upper inner pipe frame 16 are all provided with adjusting holes 17, and pins 18 are inserted in the adjusting holes 17.

In order to further optimize the technical scheme, an upper pipe hoop 19 is hinged to the end part of the upper inner pipe frame 16, and the upper pipe hoop 19 is fixedly connected with one end of the flexible outer pipe 2; the end of the front inner pipe frame 14 is hinged with a front pipe hoop 110, and the front pipe hoop 110 is fixedly connected with the other end of the flexible outer pipe 2. The pipe clamp is a pipe clamp, springs 111 are arranged on two sides of the pipe clamp, and a fastening bolt 112 is further arranged on the pipe clamp.

In order to further optimize the above technical solution, the flexible outer tube 2 is a bellows that can be stretched and contracted, and the bellows is provided with a stretchable fold.

In order to further optimize the above technical solution, the inlet end of the spiral inner tube 3 is provided with a fruit feeding funnel 31.

In order to further optimize the technical scheme, the pressure sensor 5 is installed in the inlet of the spiral inner tube 3, the pressure sensor 5 is connected with the pressure plate 51 through the lever 52, the pressure plate 51 is arranged perpendicular to the axis of the spiral inner tube 3, one end of the lever 52 is connected with the pressure plate 51, the other end of the lever 52 acts on the pressure detection part of the pressure sensor 5, and the force applied to the pressure plate 51 is transmitted to the detection part of the pressure sensor 5 to detect the pressure; the pressure sensor 5 is electrically connected with the central controller 8 through a lead. The pressure sensor 5 is of type Ideburg SH-20, and the central processor is of type BSQ-12.

In order to further optimize the technical scheme, a circle of obliquely upward air inlet holes 32 are formed in the outlet of the spiral inner pipe 3, a wind blocking barrel 33 is arranged outside the air inlet holes 32, the wind blocking barrel 33 wraps the circle of air inlet holes 32, the wind blocking barrel 33 is connected with the air outlet of the blowing mechanism 4 through a pipeline, the blowing mechanism 4 is a centrifugal fan, and the centrifugal fan is electrically connected with the central controller 8 through a wire.

In order to further optimize the technical scheme, the arched separator 6 is of a disc-shaped structure, the arched separator 6 comprises a circular fence 61, a plurality of partition plates 62 and arched fruit receiving plates 63, the partition plates 62 are arranged, the arched fruit receiving plates 63 are located in the center of the circular fence 61, the edges of the arched fruit receiving plates 63 are connected with the circular fence 61 through the partition plates 62, and gaps are reserved among the partition plates 62 to form screening holes 64; the screening holes 64 are trapezoidal in shape, and the width thereof gradually increases from the arched fruit receiving plate 63 toward the circular rail 61.

In order to further optimize the technical scheme, the partition plate 62 is provided with the convex rib 65, and the height of the convex rib 65 is gradually reduced from the arched fruit receiving plate 63 to the circular rail 61.

In order to further optimize the technical scheme, the annular fruit box 7 is of a cylindrical structure, the annular fruit box 7 comprises a cylindrical box body 71, a cylindrical partition plate 72 and a hollow cylinder 73, the hollow cylinder 73 is vertically arranged in the center of the cylindrical box body 71, the cylindrical partition plate 72 is sleeved on the periphery of the hollow cylinder 73, a small fruit area 74 is formed between the hollow cylinder 73 and the cylindrical partition plate 72, and a large fruit area 75 is formed between the cylindrical partition plate 72 and the cylindrical box body 71.

In order to further optimize the technical scheme, a lining protective layer is arranged in the spiral inner pipe 3.

The working principle is as follows: the utility model discloses can cooperate and pick the operation platform to use, frame 1 can be placed on small-size orchard operation platform or install on the fruit grower vehicle, the apple of picking is through entering fruit funnel 31, get into by the import of spiral inner tube 3, when the apple strikes pressure sensor 5's clamp plate 51, pressure sensor 5 measures the gravity of apple and sends information to central processing, after handling through central processing unit, select the air quantity that the optimal scheme controlled air blowing mechanism 4 upwards blown in spiral inner tube 3, can not receive mechanical damage when making the apple carry along spiral inner tube 3;

when the apple falls into on arch sorter 6, because the arch of arch connect fruit board 63 to construct, the apple can roll towards the rail, falls into ring shape fruit case 7 through suitable screening hole 64 in, realizes the harmless transport and the screening in grades of apple.

The device has no damage to apples, is used for diversity boxing, is simple to operate, has good universality, and is suitable for picking and conveying work with different fruit diameters and different picking heights.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An apple pipeline pneumatic conveying device is characterized by comprising a rack, a flexible outer pipe, a spiral inner pipe, a blowing mechanism, a pressure sensor, an arched separator and a circular fruit box, wherein the flexible outer pipe is obliquely arranged on the rack; the spiral inner pipe is arranged in the flexible outer pipe, the pressure sensor is arranged at the inlet of the spiral inner pipe, and the outlet of the spiral inner pipe is communicated with the air outlet of the blowing mechanism; the arched separator is arranged on the top opening of the circular fruit box and is positioned below the outlet of the spiral inner pipe.

2. The apple pipeline pneumatic conveying device according to claim 1, wherein the frame is of a telescopic structure and comprises a telescopic front frame and a telescopic upper frame which are vertically arranged, the telescopic front frame comprises a front casing pipe frame and a front inner pipe frame, the front inner pipe frame extends into the front casing pipe frame, the telescopic upper frame comprises an upper casing pipe frame and an upper inner pipe frame, and the upper inner pipe frame extends into the upper casing pipe frame; the front casing pipe frame, the front inner pipe frame, the upper casing pipe frame and the upper inner pipe frame are all provided with adjusting holes, and pins are inserted into the adjusting holes.

3. The apple pipeline pneumatic conveying device of claim 2, wherein an upper pipe hoop is hinged to an end of the upper inner pipe frame and fixedly connected with one end of the flexible outer pipe; the end part of the front inner pipe frame is hinged with a front pipe hoop, and the front pipe hoop is fixedly connected with the other end of the flexible outer pipe.

4. The apple pipeline pneumatic conveying device of claim 1, wherein the flexible outer pipe is a bellows capable of stretching and contracting.

5. The apple pipeline pneumatic conveying device of claim 1, wherein a fruit inlet funnel is mounted at the inlet end of the spiral inner pipe.

6. The apple pipeline pneumatic conveying device of claim 1, wherein the pressure sensor is installed in an inlet of the spiral inner pipe, the pressure sensor is connected with a pressing plate through a lever, the pressing plate is arranged perpendicular to the axis of the spiral inner pipe, one end of the lever is connected with the pressing plate, and the other end of the lever acts on a pressure detection part of the pressure sensor; the pressure sensor is electrically connected with the central controller through a lead.

7. The apple pipeline pneumatic conveying device of claim 6, wherein the outlet of the spiral inner pipe is provided with a circle of obliquely upward air inlet holes, a wind shielding barrel is arranged outside the air inlet holes, the wind shielding barrel wraps the circle of air inlet holes, the wind shielding barrel is connected with the air outlet of the blowing mechanism through a pipeline, the blowing mechanism is a centrifugal fan, and the centrifugal fan is electrically connected with a central controller through a wire.

8. The apple pipeline pneumatic conveying device of claim 1, wherein the arched classifier is of a disc-shaped structure and comprises a circular fence, a plurality of clapboards and arched fruit receiving plates, the arched fruit receiving plates are arranged at the center of the circular fence, the edges of the arched fruit receiving plates are connected with the circular fence through the clapboards, and gaps are reserved between the clapboards to form screening holes; the screening holes are trapezoidal, and the width of the screening holes is gradually increased from the arched fruit receiving plates to the circular fence.

9. The apple pipeline pneumatic conveying device of claim 8, wherein the partition plate is provided with convex ribs, and the heights of the convex ribs are gradually reduced from the arched fruit receiving plate to the circular fence.

10. The apple pipeline pneumatic conveying device of claim 9, wherein the annular fruit box is of a cylindrical structure, and comprises a cylindrical box body, a cylindrical partition plate and a hollow cylinder, wherein the hollow cylinder is vertically arranged at the center of the cylindrical box body, the cylindrical partition plate is sleeved on the periphery of the hollow cylinder, a small fruit area is formed between the hollow cylinder and the cylindrical partition plate, and a large fruit area is formed between the cylindrical partition plate and the cylindrical box body.