CN219356873U - Cereal screening plant - Google Patents

Abstract

The utility model discloses a grain screening device, which has the technical scheme that: including the support frame, the support frame top is provided with the screen box and accomodates the frame, through first spring coupling between screen box bottom and the support frame, screen box bottom is fixed with vibrating motor, screen box one end is fixed with bin outlet and lower bin outlet, screen box both sides inner wall all is fixed with the guide rail, the screen box is close to and accomodates frame one side and has still offered the through-hole, the through-hole both ends correspond with two guide rail positions respectively, accomodate the frame and be connected with the support frame through altitude mixture control subassembly, accomodate the inside sliding connection of frame and have a plurality of evenly distributed's screen cloth, a cereal screening plant beneficial effect is: through setting up the screen box and accomodating the frame to set up the screen cloth of the different specifications of multiunit on accomodating the frame, adjust the change that accomodate the height of frame and sliding screen cloth can realize the screen cloth, convenient operation is convenient, can sieve the cereal of different specifications, and the suitability is strong.

Description

Cereal screening plant

Technical Field

The utility model relates to the technical field of screening devices, in particular to a grain screening device.

Background

Grain screening mainly separates grains or grains and impurities of different specifications through screening devices, and the principle of the existing screening devices is that a screen box and a screen mesh are driven to vibrate through a vibrating motor, grains with smaller particles fall to the lower side through the screen mesh, and the grains after screening move along one direction due to the inclined arrangement of the bottom of the screen box and the screen mesh and are finally discharged through a discharge hole.

The inside screen cloth that only sets up of current screening plant consequently can not sieve different types cereal, and the suitability is relatively poor, and the change process of screen cloth is more loaded down with trivial details in addition.

Disclosure of Invention

Therefore, the utility model provides the grain screening device, the screen boxes and the storage frames are arranged, a plurality of groups of screens with different specifications are arranged on the storage frames, the replacement of the screens can be realized by adjusting the height of the storage frames and sliding the screens, the operation is convenient and fast, the grains with different specifications can be screened, the applicability is strong, and the problems that the existing screening device is only provided with one screen inside, so that different types of grains cannot be screened, the applicability is poor, and the replacement process of the screen is complicated are solved.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a cereal screening plant, includes the support frame, the support frame top is provided with the screen box and accomodates the frame, through first spring coupling between screen box bottom and the support frame, screen box bottom is fixed with vibrating motor, screen box one end is fixed with bin outlet and lower bin outlet, screen box both sides inner wall all is fixed with the guide rail, the screen box is close to and accomodates frame one side and has still offered the through-hole, the through-hole both ends correspond with two guide rail positions respectively, accomodate the frame and be connected with the support frame through altitude mixture control subassembly, accomodate the inside sliding connection of frame has a plurality of evenly distributed's screen cloth, a plurality of the specification of screen cloth is different.

Preferably, the height adjusting component comprises a movable rod, a screw rod and guide rods, wherein the movable rod is arranged in two, the screw rod penetrates through the movable rod and is in threaded connection with the movable rod, two ends of the screw rod are movably connected with the support frame, the guide rods are movably inserted into the movable rod, two ends of the guide rods are fixedly connected with the support frame, two pushing rods are hinged to the tops of the movable rods, and the top ends of the pushing rods are hinged to the bottoms of the storage frames.

Preferably, the screw is provided with two groups of threads which are symmetrically distributed, and the rotation directions of the two groups of threads are opposite.

Preferably, the end part of the screw is provided with a rotating wheel, and the rotating wheel is fixedly connected with the screw.

Preferably, the screen corner is provided with spacing hole, the guide rail tip is provided with spacing subassembly.

Preferably, the limiting assembly comprises a limiting pin, the limiting pin is movably inserted with the sliding rail, a second spring is sleeved on the limiting pin, and two ends of the second spring are fixedly connected with the sliding rail and the end part of the limiting pin respectively.

Preferably, the edge of the top of the screen box is fixedly connected with a feeding funnel, and a strip-shaped feeding hole is formed in the bottom of the feeding funnel.

Preferably, the bottom of the support frame is fixedly connected with a roller.

The embodiment of the utility model has the following advantages:

1. through setting up the screen box and accomodating the frame to set up the screen cloth of multiunit different specifications on accomodating the frame, adjust the height of accomodating the frame and slide the screen cloth and can realize the change of screen cloth, convenient operation is convenient, can sieve the cereal of different specifications, and the suitability is strong;

2. through setting up spacing hole and spacing subassembly, can fix a position the screen cloth, avoid the screen cloth to slide at will, through setting up bar feed port in feed hopper bottom, made things convenient for evenly feeding on to the screen cloth.

Drawings

In order to more clearly illustrate the embodiments of the present utility model 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 will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic view of the overall structure provided by the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the screen box provided by the utility model;

FIG. 3 is a schematic view of the bottom structure of the support frame according to the present utility model;

fig. 4 is an enlarged view of the structure of the portion a in fig. 1 according to the present utility model.

In the figure: 1 supporting frame, 2 sieve case, 3 storage frame, 4 first springs, 5 vibrating motor, 6 upper discharge opening, 7 lower discharge opening, 8 guide rail, 9 through-holes, 10 screen cloth, 11 movable rod, 12 screw rods, 13 guide rod, 14 push rod, 15 runner, 16 spacing hole, 17 spacing pin, 18 second springs, 19 feed hopper.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the grain screening device provided by the utility model comprises a support frame 1, wherein a screen box 2 and a storage frame 3 are arranged at the top of the support frame 1, the bottom of the screen box 2 is connected with the support frame 1 through a first spring 4, a vibrating motor 5 is fixed at the bottom of the screen box 2, an upper discharge opening 6 and a lower discharge opening 7 are fixed at one end of the screen box 2, guide rails 8 are fixed on the inner walls of two sides of the screen box 2, a through hole 9 is further formed in one side, close to the storage frame 3, of the screen box 2, two ends of the through hole 9 correspond to the positions of the two guide rails 8 respectively, the storage frame 3 is connected with the support frame 1 through a height adjusting component, a plurality of evenly distributed screens 10 are connected inside the storage frame 3 in a sliding mode, and the specifications of the screens 10 are different.

In this embodiment, through setting up screen box 2 and accomodating frame 3 to set up the screen cloth 10 of the different specifications of multiunit on accomodating frame 3, adjust the change that accomodate the screen cloth 10 can be realized to the height of frame 3 and slip screen cloth 10, convenient operation is convenient, can sieve the cereal of different specifications, and the suitability is strong.

Wherein, in order to realize the purpose of adjusting the height of accomodating frame 3, this device adopts following technical scheme to realize: the height adjusting assembly comprises two movable rods 11, two screw rods 12 and guide rods 13, wherein the two movable rods 11 are arranged, the screw rods 12 penetrate through the movable rods 11 and are in threaded connection with the movable rods 11, two ends of each screw rod 12 are movably connected with the support frame 1, the guide rods 13 are movably inserted into the movable rods 11, two ends of each guide rod 13 are fixedly connected with the support frame 1, the tops of the two movable rods 11 are hinged with push rods 14, the top ends of the push rods 14 are hinged with the bottom of the storage frame 3, two groups of symmetrically distributed threads are arranged on the screw rods 12, the rotation directions of the two groups of threads are opposite, the end parts of the screw rods 12 are provided with rotating wheels 15, the rotating wheels 15 are fixedly connected with the screw rods 12, and the two groups of threads opposite in rotation directions can drive the two movable rods 11 to move in opposite directions.

The corner of the screen 10 is provided with a limiting hole 16, the end part of the guide rail 8 is provided with a limiting component, the limiting component comprises a limiting pin 17, the limiting pin 17 is movably inserted with the slide rail, a second spring 18 is sleeved on the limiting pin 17, and two ends of the second spring 18 are fixedly connected with the slide rail and the end part of the limiting pin 17 respectively; the top edge of the screen box 2 is fixedly connected with a feeding funnel 19, and a strip-shaped feeding hole is formed in the bottom of the feeding funnel 19; the bottom of the supporting frame 1 is fixedly connected with a roller.

The application process of the utility model is as follows: when the utility model is used, the rotating wheel 15 can drive the screw rod 12 to rotate, the screw rod 12 can drive the two movable rods 11 to move simultaneously when rotating, then the push rod 14 pushes the storage frame 3 to move vertically, when the screen 10 is adjusted to correspond to the position of the through hole 9, the screen 10 is pushed, the screen 10 can slide into the screen box 2 and is connected with the guide rail 8 in a sliding way, finally the limiting pin 17 is pulled, the limiting pin 17 is inserted into the limiting hole 16 on the screen 10, so that the screen 10 is fixed, the vibrating motor 5 can drive the whole screen box 2 and the screen 10 to vibrate in cooperation with the first spring 4 after running, grains are uniformly scattered onto the screen 10 from the feed hopper 19 to be screened, and the screened grains are discharged from the upper discharge hole 6 and the lower discharge hole 7 respectively.

The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims (8)

1. Cereal screening plant, including support frame (1), its characterized in that: support frame (1) top is provided with screen (2) and accomodates frame (3), be connected through first spring (4) between screen (2) bottom and the support frame (1), screen (2) bottom is fixed with vibrating motor (5), screen (2) one end is fixed with bin outlet (6) and bin outlet (7) down, screen (2) both sides inner wall all is fixed with guide rail (8), screen (2) still has offered through-hole (9) near accomodating frame (3) one side, through-hole (9) both ends correspond with two guide rail (8) positions respectively, accomodate frame (3) and be connected with support frame (1) through altitude mixture control subassembly, accomodate inside sliding connection of frame (3) have a plurality of evenly distributed's screen cloth (10), a plurality of the specification of screen cloth (10) is different.

2. A cereal screening device according to claim 1, wherein: the height adjusting assembly comprises a movable rod (11), a screw rod (12) and a guide rod (13), wherein the movable rod (11) is arranged into two parts, the screw rod (12) penetrates through the movable rod (11) and is in threaded connection with the movable rod (11), two ends of the screw rod (12) are movably connected with the support frame (1), the guide rod (13) is movably inserted into the movable rod (11), two ends of the guide rod (13) are fixedly connected with the support frame (1), two push rods (14) are hinged to the tops of the movable rod (11), and the top ends of the push rods (14) are hinged to the bottoms of the storage frames (3).

3. A cereal screening device according to claim 2, wherein: two groups of threads which are symmetrically distributed are arranged on the screw (12), and the rotation directions of the two groups of threads are opposite.

4. A cereal screening device according to claim 2, wherein: the end part of the screw rod (12) is provided with a rotating wheel (15), and the rotating wheel (15) is fixedly connected with the screw rod (12).

5. A cereal screening device according to claim 1, wherein: limiting holes (16) are formed in corners of the screen (10), and limiting components are arranged at ends of the guide rails (8).

6. A cereal screening device according to claim 5, wherein: the limiting assembly comprises a limiting pin (17), the limiting pin (17) is movably inserted into the sliding rail, a second spring (18) is sleeved on the limiting pin (17), and two ends of the second spring (18) are fixedly connected with the sliding rail and the end part of the limiting pin (17) respectively.

7. A cereal screening device according to claim 1, wherein: the feeding hopper (19) is fixedly connected to the edge of the top of the screen box (2), and a strip-shaped feeding hole is formed in the bottom of the feeding hopper (19).

8. A cereal screening device according to claim 1, wherein: the bottom of the supporting frame (1) is fixedly connected with a roller.