CN113649162A

CN113649162A - Rice seed edulcoration screening installation

Info

Publication number: CN113649162A
Application number: CN202110974926.0A
Authority: CN
Inventors: 吴清涛; 杨百战; 谢华玉
Original assignee: Tancheng Seed Co
Current assignee: Tancheng Seed Co
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2021-11-16
Anticipated expiration: 2041-08-24
Also published as: CN113649162B

Abstract

The invention is suitable for the field of seed screening, and provides rice seed impurity removal screening equipment which comprises a box body, wherein a feeding pipeline is arranged on one side of the box body, the equipment also comprises a vibration unit and an impurity removal guide unit, the vibration unit is arranged on one side of the feeding pipeline on the box body, the impurity removal guide unit is fixed on the vibration unit, the impurity removal guide unit is obliquely arranged, an open water tank, a bent pipe fitting, a communicating pipe fitting and a drying and discharging unit are arranged in the box body, the open water tank is fixed in the box body, a water replenishing pipe is arranged on the side wall of the box body, one end of the bent pipe fitting is connected to the bottom of the open water tank, the other end of the bent pipe fitting is communicated with the water replenishing pipe, the height of the connecting part of the bent pipe fitting and the water replenishing pipe is larger than the height of the top of the open water tank, and an overflow discharge unit is arranged outside the open water tank; the whole equipment overcomes some difficulties of a water separation mode, is very convenient for discharging empty shells and shrivelled grains and perfectly sowing the seeds, and has simple integral structure and good actual use effect.

Description

Rice seed edulcoration screening installation

Technical Field

The invention belongs to the field of seed screening, and particularly relates to impurity removal screening equipment for rice seeds.

Background

Rice is one of important food crops for human, and the history of cultivation and eating is quite long. Rice is consumed by half of the world's population, mainly in asia, southern europe and tropical america and parts of africa. The total yield of rice accounts for the third crop of world food, is lower than that of corn and wheat, and can maintain the life of a large population.

The rice is planted through scattering the seed, has good growth condition after in order to guarantee a batch seed seeding, needs to take out the sand grain of seed, vacant shell, flat grain, and the sand grain separation that wherein mix with gets rid of the solution comparatively simple, and the separation mode of vacant shell and flat grain is generally comparatively complicated.

Present seed edulcoration mainly removes ghost and flat grain through selection by winnowing and water, the mode of selection by winnowing need can guarantee the screening effect through relapse or multistage operation, and the mode of selection by water is high-efficient thorough, but at this in-process, floated ghost and flat grain discharge comparatively loaded down with trivial details, and the intact seed of sinking in water at first need be drawed out, then still will pass through drying process, current screening installation adopts the selection by winnowing mode to guarantee simple structure, can lead to the screening effect unsatisfactory, and the mode that adopts selection by water has guaranteed that the screening effect leads to the structure to complicate, can not better balance between the two.

Disclosure of Invention

The embodiment of the invention aims to provide impurity removal and screening equipment for rice seeds, and aims to solve the problem that the structure is simplified and the screening effect is difficult to balance.

The embodiment of the invention is realized in such a way that the rice seed impurity removal screening equipment comprises a box body, wherein a feeding pipeline is arranged on one side of the box body, and the equipment also comprises a vibration unit and an impurity removal and material guide unit;

the vibrating unit is arranged on one side of the feeding pipeline on the box body, the impurity removal guiding unit is fixed on the vibrating unit and is obliquely arranged, one end of the impurity removal guiding unit with the lower height is positioned above the feeding pipeline, and the vibrating unit is used for driving the impurity removal guiding unit to carry out impurity removal work while conveying seeds to the feeding pipeline;

an opening water tank, a bent pipe fitting, a communicating pipe fitting and a drying and discharging unit are arranged in the box body, the opening water tank is fixed in the box body and corresponds to the feeding pipeline in position, a water supplementing pipe is arranged on the side wall of the box body, one end of the bent pipe fitting is connected to the bottom of the opening water tank, the other end of the bent pipe fitting is communicated with the water supplementing pipe, the height of the joint of the bent pipe fitting and the water supplementing pipe is larger than that of the top of the opening water tank, and an overflow discharging unit is arranged outside the opening water tank;

the lowest part of the vertical height on the bent pipe is communicated with the drying and discharging unit through a communicating pipe, a valve is arranged on the communicating pipe, a discharging pipe is arranged on one side, opposite to the communicating pipe, of the drying and discharging unit, and a filtering medium used for separating water from seeds is fixed in the drying and discharging unit.

Preferably, the vibration unit includes base and elastic component, and the base is connected with the box through the elastic component, and both sides are fixed with the backup pad on the base, are close to the height that feed pipe one side backup pad height is less than the opposite side backup pad, are fixed with the vibration piece between the backup pad of both sides on the base.

Preferably, the edulcoration guide unit is provided with the swash plate including the slope, and the swash plate both sides are fixed with the backplate, and it has a plurality of small opening to open on the swash plate, and the one end of keeping away from charge-in pipeline on the swash plate is fixed with the blowing mouth of pipe, is provided with the stock guide of slope towards one side of vibration unit on the swash plate.

Preferably, enclosing plates are fixed on two sides of the material guide plate, and the leakage chutes are located between the enclosing plates on the two sides.

Preferably, the overflow discharging unit comprises an enclosure fixed outside the open water tank, an inclined flow guide pipe is fixed on the side surface of the enclosure, and the other end of the flow guide pipe is positioned outside the tank body.

Preferably, the bottom of the open water tank is in a conical structure.

Preferably, the drying and discharging unit comprises a blowing piece fixed on the side wall of the box body and a barrel body connected with the communicating pipe fitting, the barrel body is communicated with the blowing piece through a first pipe fitting, a second pipe fitting is arranged on the other side, opposite to the first pipe fitting, of the barrel body, the other end of the second pipe fitting is located outside the box body, one end of the discharge pipe is connected with the barrel body, the other end of the discharge pipe is located outside the box body, the filter medium is located in the barrel body, and the blowing piece is used for conveying hot airflow to enter the barrel body through the first pipe fitting and then to be discharged from the second pipe fitting.

Preferably, the height of the joint of the first pipe and the cylinder and the height of the joint of the second pipe and the cylinder are both greater than the setting height of the filter medium in the cylinder.

Preferably, the setting height of the blowing pipe on the box body is greater than that of the barrel.

Preferably, the blowing piece is positioned on the side wall of the box body, one end of the blowing piece is positioned outside the box body, and the other end of the blowing piece is positioned inside the box body.

The rice seed impurity removal screening equipment provided by the embodiment of the invention has the beneficial effects that: when the device is used, firstly, the vibration unit drives the impurity removal and material guiding unit to work, when seeds are put into the feeding pipeline, sand grains carried in the seeds are firstly taken out, the seeds entering the box body only need to be subjected to screening work of empty shells and flat grains, the treatment is more efficient in a grading way, the seeds enter the opening water tank through the feeding pipeline, the empty shells and the flat grains can float on the water surface, the intact seeds can enter the bent pipe fitting, water is added into the opening water tank through the water supplementing pipe, at the moment, the water flow can be blown in the bent pipe fitting, the seeds sinking into the bent pipe fitting can be turned over, even if the empty shells and the flat grains are mixed with the seeds, the seeds can be conveyed to the water surface in the opening water tank along with the water flow, when the seeds overflow from the opening water tank, the water can carry the empty shells and the flat grains to fall into the overflow discharging unit to be discharged, and the seeds do not need to be fished up like conventional devices, when the valve on the intercommunication pipe fitting is opened, during the rivers can carry intact seed entering stoving row material unit in the return bend spare, stoving and discharge go on in step, have increased the effect, and equipment has overcome some difficulties of water selection mode on the whole, and it is all very convenient to discharge shell, flat grain still intact seed no matter, and overall structure is comparatively simple moreover, and in-service use effect is good.

Drawings

FIG. 1 is a perspective view of a rice seed impurity removal and screening apparatus according to an embodiment of the present invention;

FIG. 2 is a front view of a rice seed impurity removing and screening apparatus according to an embodiment of the present invention;

FIG. 3 is a perspective view of the inside of a rice seed impurity removing and screening apparatus according to an embodiment of the present invention;

fig. 4 is a three-dimensional structure diagram of a vibration unit and an impurity removing and material guiding unit according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a housing provided in accordance with an embodiment of the present invention;

FIG. 6 is an enlarged view of a portion A of FIG. 5;

FIG. 7 is an enlarged view of a portion of FIG. 5 at B;

in the drawings: 1. a box body; 2. a feed conduit; 3. a vibration unit; 301. a base; 302. an elastic member; 303. a support plate; 304. a vibrating member; 4. impurity removal and material guide units; 401. a sloping plate; 402. a guard plate; 403. a leak groove; 404. a discharging pipe orifice; 405. a material guide plate; 406. enclosing plates; 5. an open water tank; 6. pipe bending parts; 7. a communicating pipe fitting; 8. a drying and discharging unit; 801. a blowing member; 802. a barrel; 803. a first pipe member; 804. a second pipe member; 805. a filter medium; 9. a water replenishing pipe; 10. an overflow drain unit; 1001. fencing; 1002. a flow guide pipe; 11. a valve; 12. a discharge pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, fig. 2 and fig. 3, a structure diagram of a rice seed impurity removing and screening apparatus according to an embodiment of the present invention includes:

a feeding pipeline 2 is arranged on one side of the box body 1, and the box body 1 further comprises a vibration unit 3 and an impurity removal and material guide unit 4.

The vibrating unit 3 is arranged on one side of the feeding pipeline 2 on the box body 1, the impurity removal guide unit 4 is fixed on the vibrating unit 3, the impurity removal guide unit 4 is obliquely arranged, the lower end of the height of the impurity removal guide unit 4 is located above the feeding pipeline 2, and the vibrating unit 3 is used for driving the impurity removal guide unit 4 to carry out impurity removal work when seeds are conveyed to the feeding pipeline 2.

Be provided with opening water tank 5, return bend 6, intercommunication pipe fitting 7 and stoving row material unit 8 in the box 1, opening water tank 5 is fixed in box 1, and the position is corresponding with charge-in pipeline 2, set up moisturizing pipe 9 on the 1 lateral wall of box, return bend 6 one end is connected in opening water tank 5 bottom, the other end and the moisturizing pipe 9 of return bend 6 are linked together, and the height that highly is greater than opening water tank 5 top of return bend 6 and moisturizing pipe 9 junction, the opening water tank 5 outside is provided with overflow discharge unit 10.

The lowest part of the vertical height on the elbow pipe 6 is communicated with a drying and discharging unit 8 through a communicating pipe 7, a valve 11 is arranged on the communicating pipe 7, a discharging pipe 12 is arranged on one side, opposite to the communicating pipe 7, of the drying and discharging unit 8, and a filtering medium 805 for separating water from seeds is fixed in the drying and discharging unit 8.

In an embodiment of the present invention, when the apparatus is used, firstly, the vibration unit 3 drives the impurity removing and guiding unit 4 to work, when seeds are put into the feeding pipe 2, firstly, sand carried in the seeds is taken out, it is ensured that the seeds entering the box body 1 only need to be screened for empty shells and shrivelled grains, the treatment is more efficient in stages, the seeds enter the open water tank 5 through the feeding pipe 2, wherein the empty shells and the shrivelled grains float on the water surface, while intact seeds enter the bent pipe 6, water is added into the open water tank 5 through the water supplementing pipe 9, it should be noted that, in this embodiment, the water supplementing speed of the water supplementing pipe 9 into the open water tank 5 through the bent pipe 6 is slow, which is not too large, so as to avoid the situation that a large amount of seeds move along with the water flow, in actual situations, when a batch of seeds are put into the open water tank 5, the situation that empty shells and shriveled grains cannot float up in the open water tank 5 and are carried into the bent pipe fitting 6 by other seeds is avoided, the situation that the seeds cannot float up is caused, at the moment, water flow entering through the water replenishing pipe 9 can be blown in the bent pipe fitting 6, the seeds sinking into the bent pipe fitting 6 can be turned over, even though the empty shells and the shriveled grains are mixed with the water flow, the water flow is conveyed to the water surface in the open water tank 5, the water flow can be discharged into the overflow discharge unit 10 along with the increase of the water quantity when overflowing from the open water tank 5, the water flow does not need to be fished as conventional equipment, when the valve 11 on the communicating pipe fitting 7 is opened, the water flow in the bent pipe fitting 6 can well carry the seeds into the drying and discharging unit 8, the drying and the discharging are carried out synchronously, the effect is increased, and the whole equipment overcomes some difficulties of a water separation mode, no matter whether the empty shells or the seeds are discharged, The flat grains and the intact seeds are very convenient, the whole structure is simple, and the actual use effect is good.

In an example of the present invention, the elbow pipe 6 may be an elbow pipe with one end vertically arranged and the other end obliquely arranged, and the lowest position is a U-shaped pipe, while the communication pipe 7 may be a straight pipe, and the valve 11 arranged on the straight pipe may be an electromagnetic valve, and the electric control mode is more efficient and trouble-saving.

As shown in fig. 1 and 4, as a preferred embodiment of the present invention, the vibration unit 3 includes a base 301 and an elastic member 302, the base 301 is connected to the box 1 through the elastic member 302, support plates 303 are fixed to both sides of the base 301, the height of the support plate 303 on one side close to the feeding pipe 2 is smaller than that of the support plate 303 on the other side, and a vibration member 304 is fixed between the support plates 303 on both sides of the base 301.

Impurity removal guide unit 4 is provided with swash plate 401 including the slope, and the swash plate 401 both sides are fixed with backplate 402, and it has a plurality of small opening 403 to open on the swash plate 401, and the one end of keeping away from charge-in pipeline 2 on the swash plate 401 is fixed with blowing mouth of pipe 404, and one side towards vibration unit 3 is provided with the stock guide 405 of slope on the swash plate 401.

Enclosing plates 406 are fixed on two sides of the guide plate 405, and the leakage chutes 403 are positioned between the enclosing plates 406 on two sides.

In a case of this embodiment, the elastic member 302 may be a spring, the base 301 may be connected to the box 1 in a relatively stable state through the spring disposed at four corners, the vibrating member 304 may be a vibrator, or a motor having an output end fixed with an eccentric wheel, only needs to drive the vibrating unit 3 to vibrate in its entirety, when the vibrating unit 3 drives the impurity removing and guiding unit 4 to vibrate in its entirety, the seeds tiled on the inclined plate 401 are transported on the way, the entrained sand may fall onto the guiding plate 405 through the upper chute 403 of the inclined plate 401, the guiding plate 405 set in an inclined manner may discharge the sand, and the enclosure 406 is used to keep the sand to be discharged from one direction, thereby avoiding the situation of flying the sand in a mess manner during vibration.

As shown in fig. 3, 5 and 6, as another preferred embodiment of the present invention, the overflow drain unit 10 includes an enclosure 1001 fixed outside the open water tank 5, an inclined flow guide pipe 1002 is fixed to a side of the enclosure 1001, and the other end of the flow guide pipe 1002 is located outside the tank body 1.

In one case of this embodiment, when water escapes from the open tank 5, the water with its empty shells and particles will collect in the enclosure 1001, and they can be discharged outside the tank 1 through the flow duct 1002 on the side of the enclosure 1001.

As another preferred embodiment of the present invention, as shown in fig. 6, the bottom of the open water tank 5 is a conical structure, which ensures that the seeds in the open water tank 5 can completely enter the elbow member 6 under the action of gravity.

As shown in fig. 5 and fig. 7, as another preferred embodiment of the present invention, the drying and discharging unit 8 includes a blowing member 801 fixed on a side wall of the box 1, and a cylinder 802 connected to the communicating pipe 7, the cylinder 802 is communicated with the blowing member 801 through a first pipe 803, a second pipe 804 is disposed on the other side of the cylinder 802 opposite to the first pipe 803, the other end of the second pipe 804 is located outside the box 1, one end of the discharging pipe 12 is connected to the cylinder 802, the other end of the discharging pipe is located outside the box 1, the filtering medium 805 is located in the cylinder 802, and the blowing member 801 is used for conveying hot air to enter the cylinder 802 through the first pipe 803 and then to be discharged from the second pipe 804.

In one case of this embodiment, the first pipe 803 may be a folded pipe, the second pipe 804 may be a straight pipe, when the valve 11 on the communicating pipe 7 is opened, the water in the bent pipe 6 carries the seeds into the barrel 802, the filtering medium 805 may be a plate with meshes, or of course, a woven material such as a filter screen or a filter cloth may be used, the filtering medium 805 can separate the water from the seeds, the seeds are left in the barrel 802, and the water is discharged through the lower discharge pipe 12, the blowing unit 801 may be a hot air blower, which delivers hot air into the barrel 802 through the folded pipe, the seeds on the filtering medium 805 fly out of the straight pipe after being dried, in the present invention, the farthest distance between the barrel 802 and the box 1 is larger, which means that the straight pipe as the second pipe 804 is longer, so that even in a special case, when the hot air drives the seeds which are not dried in the barrel 802 to move, the seeds are also dried when discharged through the longer straight tube.

As shown in fig. 7, as another preferred embodiment of the present invention, the heights of the joints of the first pipe 803 and the cylinder 802 and the joints of the second pipe 804 and the cylinder 802 are all greater than the set height of the filter medium 805 in the cylinder 802, so that when water with seeds enters the cylinder 802, the water cannot flow out from both sides, and the seeds are removed without being dried.

As shown in fig. 5, as another preferred embodiment of the present invention, the setting height of the blowing pipe on the box 1 is greater than the setting height of the barrel 802, which further ensures that water does not enter into the blowing part 801, resulting in operation failure of the blowing part 801.

As shown in fig. 5, as another preferred embodiment of the present invention, the blowing part 801 is located on a side wall of the box 1, one end of the blowing part is located outside the box 1, the other end of the blowing part is located inside the box 1, and one end of the blowing part 801 is located outside and the other end of the blowing part is located inside, so that air can be conveniently fed, which avoids the situation that air is fed inside the box 1, and a special air feeding structure needs to be provided in the box 1.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A rice seed impurity removal screening device comprises a box body, wherein a feeding pipeline is arranged on one side of the box body, and the rice seed impurity removal screening device is characterized by further comprising a vibration unit and an impurity removal guide unit;

2. The rice seed impurity removal screening apparatus according to claim 1, wherein the vibration unit includes a base and an elastic member, the base is connected to the box through the elastic member, support plates are fixed to both sides of the base, the height of the support plate on one side close to the feeding pipe is smaller than that of the support plate on the other side, and the vibration member is fixed between the support plates on both sides of the base.

3. An impurity removing and screening device for rice seeds as claimed in claim 1, wherein the impurity removing and guiding unit comprises an inclined plate, the two sides of the inclined plate are fixed with guard plates, the inclined plate is provided with a plurality of leakage chutes, one end of the inclined plate, far away from the feeding pipeline, is fixed with a discharging pipe orifice, and one side of the inclined plate, facing the vibrating unit, is provided with an inclined guiding plate.

4. The rice seed impurity removal screening apparatus according to claim 3, wherein enclosing plates are fixed to two sides of the material guide plate, and the chute is located between the enclosing plates on the two sides.

5. The rice seed impurity removal screening apparatus according to claim 1, wherein the overflow drain unit includes a barrier fixed to an outside of the open water tank, an inclined duct is fixed to a side of the barrier, and the other end of the duct is located outside the tank body.

6. The rice seed impurity removal screening apparatus according to claim 1, wherein the bottom of the open water tank is of a tapered structure.

7. The rice seed impurity removal screening device according to claim 1, wherein the drying and discharging unit comprises a blowing part fixed on the side wall of the box body and a barrel body connected with a communicating pipe, the barrel body is communicated with the blowing part through a first pipe, a second pipe is arranged on the other side of the barrel body relative to the first pipe, the other end of the second pipe is located outside the box body, one end of the discharge pipe is connected with the barrel body, the other end of the discharge pipe is located outside the box body, the filter medium is located in the barrel body, and the blowing part is used for conveying hot air to enter the barrel body through the first pipe and then to be discharged from the second pipe.

8. The rice seed impurity removal screening apparatus according to claim 7, wherein the height of the joint of the first pipe and the cylinder and the height of the joint of the second pipe and the cylinder are both greater than the setting height of the filter medium in the cylinder.

9. The rice seed impurity removal screening apparatus according to claim 7, wherein the setting height of the blowing pipe on the box body is greater than that of the barrel body.

10. The rice seed impurity removing and screening device of claim 7, wherein the blowing member is located on a side wall of the box body, one end of the blowing member is located outside the box body, and the other end of the blowing member is located inside the box body.