WO2022047710A1

WO2022047710A1 - Simple rapeseed screening tool

Info

Publication number: WO2022047710A1
Application number: PCT/CN2020/113314
Authority: WO
Inventors: 陆坤明
Original assignee: 太仓景宏智能科技有限公司
Priority date: 2020-09-02
Filing date: 2020-09-03
Publication date: 2022-03-10
Also published as: CN112108362B; CN112108362A

Abstract

Disclosed is a simple rapeseed screening tool, comprising a fan, a connecting support, a foot support, a lifting ring, a screening disc, and a lifting rope. The connecting support is cylindrical. At least three axially penetrating mounting holes are arranged at equal intervals along a side wall of the connecting support. The foot support comprises a support body and an unfolding part extending towards one end. An included angle of 120-150º is formed between the unfolding part and the support body. The foot support is detachably mounted in the mounting holes. During unfolding, the unfolding part is inserted into the mounting holes. During folding, the support body is inserted into the mounting holes. The lifting ring is provided below the connecting support. The screening disc is flexibly connected to the lifting ring by means of the lifting rope. The fan is provided on one end of the foot support, and wind of the fan is located below the screening disc. According to the present invention, the structure is simple, the manufacturing cost is low, and the promotion is strong. By means of the cooperation of the detachable foot support and the connecting support, rapid unfolding and folding can be achieved. Quick locking of the foot support and the connecting support is achieved by mating with a lock pin.

Description

A simple screening tool for rapeseed

technical field

The invention relates to the field of agriculture, in particular to a simple screening tool for rapeseed.

Background technique

Today, with the continuous development of society, in the season of rapeseed flowers in full bloom, at a glance, the eyes are golden and beautiful; it can be seen that the rapeseed gradually becomes rapeseed after withering. The existing method is to wait for it to dry and tap The rapeseed is punched out by the method, and it is inevitable that the rapeseed shell will be mixed with it, and the rapeseed shell needs to be selected in the later stage; this is time-consuming and labor-intensive, and the efficiency is very low; and the existing machinery and equipment are expensive and cannot be popularized to every in every household.

SUMMARY OF THE INVENTION

Aiming at the defects of the above prior art, the main purpose of the present invention is to overcome the deficiencies of the prior art, and discloses a simple screening tool for rapeseed, including an electric fan, a connecting bracket, a foot support, a lifting ring, a screening material A plate and a sling, the connecting bracket is cylindrical, and at least three axially penetrating mounting holes are arranged at equal intervals along its side wall, the foot support includes a support body and an opening portion extending to one end, the There is an included angle of 120-150° between the opening part and the supporting body, and the foot support is detachably installed in the installation hole; when the opening part is opened, the opening part is inserted into the installation hole When stored, the supporting body is inserted into the mounting hole; the lifting ring is arranged under the connecting bracket, the screening tray is flexibly connected to the lifting ring through a hanging rope, and the electric fan is arranged on the foot support On one side, the wind of the electric fan is below the screen tray.

Further, the foot support further includes an extension rod, a side of the support body is concavely provided with a receiving part, and the extension rod is hinged with the lower end of the support body; when stretched, the end of the extension rod is connected to the lower end of the support body. The end of the support body is in close contact; when stored, the extension rod is placed in the receiving part and overlaps with the support body.

Further, during storage, the upper end of the extension rod is located in the installation hole.

Further, it also includes a lock pin, the side wall of the installation hole is provided with a first lock hole passing through, and the support body of the foot support and the opening portion are provided with a second lock hole corresponding to the first lock hole. The lock hole, when locked, connects the first lock hole and the second lock hole through a lock pin.

Further, the sieve tray includes a sieve mesh and two support rods, the sieve mesh is square, a number of mesh holes are arranged on the sieve mesh, and connected mesh edges are extended upward on its four sides. Mounting caps are provided at the four corners of the screen, the two ends of the support rod are radially extended with expansion parts, the support rods are set on the screen, and the two support rods are set perpendicular to each other, and all the support rods are arranged vertically. Both ends of the unfolding portion are supported on the opposite corners of the mesh edge, and the mounting cap is sleeved on the upper end of the unfolding portion.

Further, the hanging rope is one of nylon rope, synthetic fiber rope and hemp rope.

Further, the hanging rope is a multi-strand rope.

Further, the locking pin is an elastic pin.

Further, the mounting hole is a square shape, and the opening portion and the support body are a square shape matched with the mounting hole.

The beneficial effects obtained by the present invention:

The invention has the advantages of simple structure, low manufacturing cost and strong expansibility; rapid expansion and storage can be realized through the cooperation of the detachable foot support and the connecting bracket; and the quick locking between the foot support and the connection can be realized by cooperating with the locking pin. The sieve tray is matched with the support rod and the screen mesh. When the support rod is opened, the screen mesh is opened; and after the support rod is removed, the screen mesh can be stored and folded.

Description of drawings

Fig. 1 is a kind of unfolded three-dimensional structure schematic diagram of simple screening tooling for rapeseed according to the present invention;

Fig. 2 is a kind of three-dimensional structure schematic diagram of a storage state of a simple screening tool for rapeseed according to the present invention;

3 is a three-dimensional schematic diagram of another storage state of a simple screening tool for rapeseed according to the present invention;

FIG. 4 is a schematic three-dimensional structure diagram of a foot support;

Fig. 5 is the three-dimensional structure schematic diagram of connecting bracket;

Fig. 6 is the connection schematic diagram of the screen tray and the lifting ring;

Fig. 7 is the structural representation of extension rod;

The reference numbers are as follows:

1. Connecting bracket, 2. Foot support, 3. Lifting ring, 4. Screening tray, 5. Suspension rope, 6. Locking pin, 11. Mounting hole, 12. First locking hole, 21. Support body, 22. Support Opening part, 23, extension rod, 24, accommodating part, 25, second lock hole, 41, screen mesh, 42, support rod, 43, mesh hole, 44, mesh edge, expansion part 45.

detailed description

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

A simple screening tool for rapeseed, as shown in Figures 1-4, includes an electric fan (not shown), a connecting bracket 1, a foot support 2, a lifting ring 3, a screening tray 4 and a hanging rope 5, and the connecting bracket 1 It is cylindrical, and at least three axial through-holes 11 are arranged at equal intervals along its side wall. The foot support 2 includes a support body 21 and a stretched portion 22 extending to one end. The stretched portion 22 and the support body 21 The angle between them is 120-150°; the foot support 2 is detachably installed in the installation hole 11. When stretched, the stretched portion 22 is inserted into the mounting hole 11 to form a triangular stretched state to the state shown in FIG. 1 ; when stored, the support body 21 is inserted into the mounting hole 11 to reach the state shown in FIG. At this time, the lower ends of the three foot supports 2 can be supported on the ground, so that they can be placed upright. The lifting ring 3 is arranged under the connecting bracket 1 , the screen tray 4 is flexibly connected to the lifting ring 3 through the hanging rope 5 , the electric fan is arranged on the side of the foot support 2 , and the wind of the electric fan is below the screen tray 4 . Through the above structure, the bracket can be quickly opened and used, and can also be quickly stored and stored. When in use, the rapeseed is poured into the sieve pan 4, the rapeseed and the husks smaller than the rapeseed are passed through the sieve pan 4, and the larger rapeseed husks are sieved in the sieve pan 4 and passed through the farmer level. Shake the sieve tray 4 to promote the separation of the rapeseed; at the same time, the rapeseed blown through the sieve by the electric fan uses the different qualities of the rapeseed, the husk (the dried husk is very light) and the dust, and at the same wind speed, the blowing distance is also Different; and then blowing the dust and shell out a long distance to achieve separation from rapeseed.

In one embodiment, as shown in Figures 1-4, in order to reduce the volume of the screen tooling during storage; the foot support 2 further includes an extension rod 23, and one side of the support body 21 is provided with a recessed accommodating portion 24, and the extension rod 23 and the support The lower end of the main body 21 is hinged; when the extension rod 23 is opened, the end of the extension rod 23 is in close contact with the end of the support body 21 ; That is, the support body 21 and the extension rod 23 are stacked together. In use, the extension rod 23 is extended to increase the length of the foot support 2 . On the other hand, when storing, the extension rod 23 is folded. In order to prevent the extension rod 23 from being unable to be locked after being folded, or an additional locking piece needs to be installed, the extension rod 23 is fixed to the support body 21 . Preferably, during storage, the upper end of the extension rod 23 is located in the installation hole 11 . The extension rod 23 is restricted from rotating by the mounting hole 11 .

In one embodiment, as shown in FIGS. 1-4 , a lock pin 6 is further included, a first lock hole 12 is provided on the side wall of the mounting hole 11 , and the support body 21 and the opening portion 22 of the foot support 2 are provided with The second lock hole 25 corresponding to the first lock hole 12 is connected to the first lock hole 12 and the second lock hole 25 through the lock pin 6 when locked. Through the locking of the locking pin 6, the connecting bracket 1 can be prevented from moving up and down. Preferably, the locking pin 6 is an elastic pin.

In the above embodiment, as shown in FIG. 3 , by changing the position of the second locking hole 12 , the opening portion 22 can be directed toward the center of the connecting bracket 1 , further reducing the storage volume and making it easier to store.

In one embodiment, as shown in Figures 6-7, the screen tray 4 includes a screen 41 and two support rods 42, the screen 41 is square, and a plurality of mesh holes 43 are provided on the screen 41, and four sides of the screen 41 are provided. The connected mesh edges 44 are arranged to extend upward, installation caps (not shown) are provided at the four corners of the mesh edges 44, and the two ends of the support rod 42 are radially extended with unfolded portions 45, and the support rod 42 is arranged on the screen 41, and The two support rods 42 are perpendicular to each other. The two ends of the expanded portion 45 of the support rod 42 are supported on the opposite corners of the mesh edge 44 . The installation cap is sleeved on the upper end of the expanded portion 45 to prevent the support rod 42 from separating from the mesh edge 44 . Preferably, the middle of the two support rods 42 is connected by a rotating shaft, so that the two support rods 42 are formed into a whole, so as to prevent their rotation, dislocation and the like.

In one embodiment, the hanging rope 5 is one of nylon rope, synthetic fiber rope, and hemp rope.

In one embodiment, the suspending rope 5 is a multi-strand rope. to increase its wear resistance.

In one embodiment, as shown in FIGS. 1-4 , the mounting hole 11 is square, and the opening portion 22 and the supporting body 21 are also square holes, and are matched with the mounting hole 11 ; at the same time, in the embodiment including the extension rod 23 , the support body 21 and the extension rod 23 are overlapped to form a square shape, and are matched with the mounting hole 23 .

The above are only preferred embodiments of the present invention, and are not intended to limit the scope of implementation of the present invention; if the present invention is modified or equivalently replaced without departing from the spirit and scope of the present invention, it shall be covered by the protection scope of the claims of the present invention. among.

Claims

A simple screening tool for rapeseed is characterized in that it includes an electric fan, a connecting bracket, a foot support, a lifting ring, a screening tray and a hanging rope. an axial through mounting hole, the foot support includes a support body and a stretched portion extending to one end, and an angle of 120-150° is formed between the stretched portion and the support body, and the foot support Removably installed in the installation hole; when spread, the spread part is inserted in the installation hole; when stored, the support body is inserted in the installation hole; the lifting ring is arranged in the Below the connecting bracket, the screening tray is flexibly connected to the lifting ring through a hanging rope, the electric fan is arranged on one side of the foot support, and the wind of the electric fan is below the screening tray.
The simple screening tool for rapeseed according to claim 1, characterized in that, the foot support further comprises an extension rod, a receiving part is recessed on one side of the support body, and the extension rod is connected to the extension rod. The lower end of the support body is hinged; when it is opened, the end of the extension rod is in close contact with the end of the support body; when it is stored, the extension rod is placed in the accommodating part and overlaps with the support body.
A simple tool for screening materials for rapeseed according to claim 2, characterized in that, during storage, the upper end of the extension rod is located in the installation hole.
The simple screening tool for rapeseed according to claim 1, further comprising a locking pin, a first locking hole is arranged on the side wall of the mounting hole, and the supporting body of the foot support A second lock hole corresponding to the first lock hole is arranged on the opening portion, and when locked, the first lock hole and the second lock hole are connected by a lock pin.
A simple screening tool for rapeseed according to claim 1, characterized in that, the screening tray comprises a screen and two support rods, the screen is square, and several screens are arranged on the screen. A mesh hole is provided, and connected mesh edges are extended upward on its four sides, mounting caps are arranged at the four corners of the mesh edges, and two ends of the support rod are radially extended with expansion parts, and the support rod is set on the screen. The two support rods are arranged perpendicular to each other, the two ends of the expansion part of the support rod are supported on the opposite corners of the edge of the mesh, and the installation cap is sleeved on the upper end of the expansion part.
A simple sieve tool for rapeseed according to claim 1, wherein the hanging rope is one of nylon rope, synthetic fiber rope and hemp rope.
The simple screening tool for rapeseed according to claim 1, wherein the hanging rope is a multi-strand rope.
The simple screening tool for rapeseed according to claim 4, wherein the locking pin is an elastic pin.
The simple screening tool for rapeseed according to claim 1, wherein the mounting hole is a square shape, and the opening portion and the support body are a square shape matched with the mounting hole.