CN110496772A - A kind of yam spare parts drum type grading screen - Google Patents

Abstract

The invention discloses a drum-type grading screen for yam yam, including a driving device, a drum-type screening device and a yam-collecting device. The driving device includes two symmetrically arranged cement bases, and one end of the two cement bases is Each is provided with a chute, a support rod is slidably connected in the chute, and a stable base frame is fixedly connected to one end of the support rod away from the cement base. The invention has the advantages of simple structure, low manufacturing cost, reasonable structure and accurate classification, which can be manually operated or electrically driven, so the working environment conditions are loose, and the functions are powerful, labor saving, and strong classification ability. The spring vibration force and the action of gravity are used to screen and classify the yam yam, and the screen mesh and the inner wall of the sieve hole are smooth, so the skin of the yam will not be damaged, which can ensure the quality, reduce the labor intensity, and improve the labor efficiency.

Description

A kind of yam spare parts drum type grading screen

technical field

The invention relates to the technical field of yam yam screening, in particular to a drum type grading screen of yam yam yam.

Background technique

While the yam forms tubers in the underground part, there are many leftover seeds in the leaf axils of the aerial part. Lingyuzi is the metamorphosis of axillary buds, that is, the deformation of side branches, called ground tubers, also called aerial tubers or plant buds, commonly known as yam beans. Yuyuzi is oval in shape, 1-2.5 cm long, 0.8-2 cm in diameter, brown or dark brown, and can be taken orally as medicine, which is a kind of traditional Chinese medicine. After the yam spare parts are picked and collected, they need to be screened before storage, so that the yam spare parts can be classified and stored according to different sizes.

The existing yam leeches screening device can only perform a simple screening process on the yam leeches, but cannot carry out detailed grading and screening according to the size difference of the yam leeches, so the results of the screening process cannot satisfy the yam leeches which are classified and stored in detail by size. need.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the shortcoming existing in the prior art, such as: the existing yam yam screening device can only carry out a simple screening process to the yam yam, and can not carry out detailed grading screening according to the size difference of the yam yam. , so the results of the screening process cannot meet the needs of the detailed classification and storage of yam spare parts according to size.

In order to achieve the above object, the present invention adopts the following technical solutions:

A drum-type grading screen for yam yam, including a driving device, a drum-type screening device and a yam collecting device, the driving device comprises two symmetrically arranged cement bases, and one end of the two cement bases is provided with a sliding plate. A support rod is slidably connected in the chute, a stable base frame is fixedly connected to one end of the support rod away from the cement base, and a motor and a rotating shaft bearing are fixedly connected to the two stable base frames respectively. The output end of the motor is fixedly connected with a central rotating shaft, the end of the central rotating shaft away from the motor is fixedly connected to the inner ring side wall of the rotating shaft bearing, and a hand crank is installed on the end of the central rotating shaft away from the motor;

The drum type screening device includes four pairs of frame pillars arranged symmetrically, two pillar end face connecting pillars are symmetrically and fixedly connected between each pair of the frame pillars, and the four pillar end face connecting pillars located on the same side are crossed. The frame struts and the strut end face connecting columns constitute a drum frame, the front end face cover plate and the rear end face cover plate are respectively clamped in the two ends of the drum frame, and the front end face cover plate is close to the shaft bearing. The rear cover plate is arranged close to the motor, the outer side walls of both ends of the drum frame are provided with cover plate hoops, and one side wall of the front cover plate is provided with a feeding port, and the material feeding A revolving door is connected in the mouth through the hinge, and the end of the revolving door away from the hinge is provided with a switch device;

The outer side wall of the drum frame is fixedly connected with three rolling wheels at equal intervals, and four groups of grading mesh screens are arranged on the outer side wall of the drum frame, and the four groups of the grading mesh screens are all concavely wrapped on the frame pillars. On the outer side wall of the grading mesh screen, a plurality of mesh screen beading bars are pressed on the outer side wall of the grading screen, and each of the mesh screen beading bars is arranged corresponding to a frame pillar, and the frame pillar is fixed on one side wall away from the grading screen. A plurality of fixed bolts arranged at equal intervals are connected, and one end of the fixed bolts penetrates the frame pillar, the grading screen and the screen bead and is threadedly connected with a fixed nut. The inner wall of the drum frame is fixedly connected with three grading Partition boards, three of the grading partition boards are provided with manual regulating valves;

The inner side wall of the drum frame is fixedly connected with four helical parallel strips at equal intervals, the center of the drum frame is provided with a central shaft hole, the central rotating shaft is installed in the central shaft hole, and the residual sub-collecting device includes a grading device. A collection box, three interstage baffles are symmetrically and fixedly connected on the inner side wall of the classification collection box, and the three interstage baffles divide the inner space of the classification collection box into four equal sub-collection chambers.

Preferably, the switch device includes a fixing ring, the fixing ring is fixedly connected to a side wall of the revolving door away from the hinge, and a threaded ring is fixedly connected to a side wall of the front cover plate close to the revolving door, so A threaded rod is slidably connected in the fixing ring, a threaded hole is arranged in the threaded ring, and one end of the threaded rod is threadedly connected in the threaded hole.

Preferably, a vibration spring is fixedly connected between the stable base frame and the cement base, and the vibration spring is sleeved on the outer side wall of the support rod.

Preferably, the four grading mesh screens are divided into a first-stage screen, a second-stage screen, a third-stage screen and a fourth-stage screen in turn from left to right, and the meshes from the first-stage screen to the fourth-stage screen are The diameter is set incrementally.

Preferably, the four surplus sub-collection chambers are divided into a first-level collection chamber, a second-level collection chamber, a third-level collection chamber and a fourth-level collection chamber in turn from left to right, and the first-level collection chamber is arranged opposite to the first-level screen. , the second-level collection chamber is arranged facing the second-level screen, the third-level collection chamber is facing the third-level screen, and the fourth-level collection chamber is facing the fourth-level screen.

Preferably, mesh bags are installed in each of the four spare parts collection chambers.

Preferably, a movable sleeve is rotatably connected to the outer side wall of one end of the hand crank away from the central rotating shaft.

The beneficial effects of the present invention are:

1. The structure is simple, the manufacturing cost is low, the structure is reasonable, and the grading is accurate. It can be manually operated or driven by electricity, so the working environment is loose, and the function is powerful, labor-saving, and has a strong grading ability. The spring vibration force and the action of gravity are used to screen and classify the yam yam, so the skin of the yam will not be damaged, the quality can be guaranteed, the labor intensity is reduced, and the labor efficiency is improved.

2. Since the grading screen is fixed on the frame pillar by means of threaded connection by using the screen bead, the fixing bolt and the fixing nut, the disassembly and replacement are very convenient, so the present invention can not only classify and screen the yam surplus son In addition, by replacing the grading screen with different mesh diameters, it can satisfy the classification and screening of granular vegetative plant seeds such as the size classification of potato mini-potatoes and the size classification of konjac sprouts.

Description of drawings

Fig. 1 is the frontal structure sectional view of a kind of yam yam tumbler type classification screen proposed by the present invention;

Fig. 2 is the enlarged view of A structure in Fig. 1;

FIG. 3 is a schematic cross-sectional view of a drum-type screening device of a drum-type classification screen for yam yam yam proposed by the present invention.

In the picture: 1 cement base, 2 support rod, 3 stable base frame, 4 vibration spring, 5 motor, 6 shaft bearing, 7 center shaft, 8 hand crank, 9 frame pillar, 10 pillar end face connecting column, 11 front end face Cover plate, 12 rear cover plate, 13 cover plate hoop, 14 pivot door, 15 fixing ring, 16 threaded ring, 17 threaded rod, 18 rolling wheel, 19 grading mesh screen, 20 mesh screen bead, 21 fixing bolt, 22 Fixing nut, 23 grading partition plates, 24 manual regulating valves, 25 spiral parallel strips, 26 central axis holes, 27 grading collection boxes, 28 inter-stage baffles, 29 surplus sub-collection chambers, 30 mesh bags.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

Referring to Figures 1-3, a drum-type grading screen for yam yam is composed of a driving device, a drum-type screening device and a yam-collecting device. The driving device includes two symmetrically arranged cement bases 1, and one end of the two cement bases 1 is Each is provided with a chute, a support rod 2 is slidably connected in the chute, a stable base frame 3 is fixedly connected to the end of the support rod 2 away from the cement base 1, and a vibration is fixedly connected between the stable base frame 3 and the cement base 1. The spring 4 and the vibration spring 4 are sleeved on the outer side wall of the support rod 2 .

With the help of the elastic force of the vibration spring 4 and the vibration generated by the driving device during operation, the drum-type screening device can also vibrate up and down while rotating under the driving of the driving device, thereby enhancing the screening effect of the yam residues and improving the efficiency of screening work. The two stable base frames 3 are respectively fixedly connected with a motor 5 and a rotating shaft bearing 6, the output end of the motor 5 is fixedly connected with a central rotating shaft 7, and one end of the central rotating shaft 7 away from the motor 5 is rotatably connected to the inner side wall of the rotating shaft bearing 6, A hand crank 8 is installed on the end of the central rotating shaft 7 away from the motor 5, and a movable sleeve is rotatably connected to the outer side wall of the end of the hand crank 8 away from the central rotating shaft 7. The setting of the movable sleeve helps to avoid shaking the hand by hand. When the crank handle 8 is cranked, the friction between the operator's palm and the hand crank handle 8 damages the palm.

The drum type screening device includes four pairs of frame pillars 9 arranged symmetrically, and two pillar end face connecting pillars 10 are symmetrically and fixedly connected between each pair of frame pillars 9, and the four pillar end face connecting pillars 10 located on the same side are cross-fixed. Connected together, the frame pillar 9 and the pillar end face connecting column 10 constitute a drum frame, and the front end face cover plate 11 and the rear end face cover plate 12 are respectively clamped in the two ends of the drum frame, and the front end face cover plate 11 is arranged near the shaft bearing 6, The rear end cover 12 is provided close to the motor 5 .

The outer side walls of both ends of the drum frame are provided with cover plate hoops 13, and one side wall of the front cover plate 11 is provided with a feeding port, and a rotating door 14 is connected in the feeding port through hinges, and the rotating door 14 is far away from the hinge. One end of the leaf is provided with a switch device, the switch device includes a fixing ring 15, the fixing ring 15 is fixedly connected to a side wall of the rotating door 14 away from the hinge, and a side wall of the front cover 11 close to the rotating door 14 is fixedly connected with a The threaded ring 16 is slidably connected with a threaded rod 17 in the fixing ring 15, a threaded hole is provided in the threaded ring 16, and one end of the threaded rod 17 is threadedly connected in the threaded hole.

Just twist the threaded rod 17 and unscrew it from the threaded ring 16, then turn the rotary door 14 to open the feeding port, and then pour the leftover yam into the drum screening device along the feeding port, and the drum frame Three rolling wheels 18 are fixedly connected at equal intervals on the outer side wall of the roller frame. The rolling wheels 18 are sleeved on the outer side wall of the drum frame to carry the weight of the drum frame and the spare parts. The outer side wall of the drum frame is provided with four groups of grading The mesh screen 19 and the four groups of graded mesh screens 19 are all concavely covered on the outer side wall of the frame pillar 9, so as to ensure that the inside of the drum type screening device is in a smooth arc state.

The four groups of grading screen 19 are divided into first-level screen, second-level screen, third-level screen and fourth-level screen in turn from left to right. The mesh diameter of the primary screen is less than 1.0cm, the mesh diameter of the secondary screen is greater than or equal to 1.0cm and less than 1.5cm, the mesh diameter of the third-level screen is greater than or equal to 1.5cm and less than 2.0cm, and the mesh diameter of the fourth-level screen The diameter is greater than or equal to 2.0cm, so that it can be classified and screened according to the size of the mesh.

The outer side wall of the grading screen 19 is pressed with a plurality of screen bead 20, each screen bead 20 is arranged corresponding to the frame pillar 9, and a side wall of the frame pillar 9 away from the grading screen 19 is fixedly connected with a plurality of etc. Fixing bolts 21 arranged at intervals, one end of the fixing bolts 21 penetrates the frame strut 9, the grading screen 19 and the screen bead 20 and is threadedly connected with a fixing nut 22. The fixing nut 22 is fixed on the frame pillar 9 by means of threaded connection, so it is very convenient to disassemble and replace, so the present invention can not only classify and screen the leftover yam, but also replace the classification screen with different mesh diameters. The net 19 is satisfied with the classification and screening of granular vegetative plant seeds such as the size classification and screening of potato mini-potatoes, and the size classification and screening of konjac buds.

The inner side wall of the drum frame is fixedly connected with three grading partition boards 23 at equal intervals, and each of the three grading partition boards 23 is provided with a manual regulating valve 24. When screening, the manual regulating valve 24 is closed to prevent the leftovers from rolling to the next level screen. , after completing a grading screening, open the manual regulating valve 24, let the zero residue automatically roll to the next-level screen, the inner wall of the drum frame is fixedly connected with four spiral parallel strips 25 at equal intervals, and there is a center at the center of the drum frame. The shaft hole 26, the central shaft 7 is installed in the central shaft hole 26, and the rubber ring is glued in the central shaft hole 26 to increase the friction between the drum frame and the central shaft 7, which can be driven by the motor 5. The central shaft 7 is driven to rotate by shaking the crank handle 8 .

With the rotation of the central rotating shaft 7, the central rotating shaft 7 drives the drum frame to rotate with the help of frictional force, and then drives the drum-type screening device to rotate, so as to screen and classify the yam yam with the help of centrifugal force, spring vibration force and gravity, without causing the skin of the yam. , to ensure quality, the residual sub-collecting device includes a grading collection box 27, and three inter-stage baffles 28 are symmetrically and fixedly connected on the inner side wall of the grading collection box 27. The three inter-stage baffles 28 divide the inner space of the grading collection box 27 into four equal parts. A surplus child collection room 29.

The four surplus sub-collection chambers 29 are divided into a first-level collection room, a second-level collection room, a third-level collection room, and a fourth-level collection room from left to right. For the secondary screen setting, the third-level collection chamber is set up against the third-level screen mesh, and the fourth-level collection chamber is set up against the fourth-level screen mesh. Mesh bags 30 are installed in the four spare parts collection chambers 29. With the help of the mesh bags 30, the spare parts of yam that fall into the spare parts collection chambers 29 can be easily taken out.

In the present invention, when the user uses the device, the user first twists the threaded rod 17 to unscrew it from the threaded ring 16, turns the rotary door 14 to open the feeding port, and then pours the yam residue into the drum type along the feeding port. Inside the screening device, then screw the threaded rod 17 back into the threaded ring 16, start the motor 5 or shake the hand crank 8 to drive the central shaft 7 to rotate, thereby driving the drum frame to rotate through the action of friction, thereby driving the drum-type screening device to run , with the help of centrifugal force, spring vibration force and gravity, the yam yam is screened and classified, and the yam yam that is smaller than the mesh size of the grading screen 19 falls from the mesh and enters the yam collection room 29, and then open the grading screen 19. The grading partitions The manual control valve 24 on the 23 enables the yam yam to pass through the first-level screen, the second-level sieve, the third-level sieve and the fourth-level sieve in sequence, so that the yam yam is classified and screened, and the yam yam that has been screened falls into the filter. Corresponding spare parts collection chamber 29;

Since the grading screen 19 is fixed on the frame pillar 9 by means of screw connection by using the screen bead 20, the fixing bolt 21 and the fixing nut 22, the disassembly and replacement are very convenient, so the present invention can not only be used for the yam surplus child In addition to grading and screening, the grading screen 19 with different mesh diameters can also be replaced to satisfy the grading and screening of granular vegetative plant seeds such as potato mini-potato size grading and konjac bud size grading screening.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (7)

1. a kind of yam yam tumbler type grading screen, comprising a drive device, a tumbler type screening device and a yam tumbler collecting device, it is characterized in that, described drive device comprises two symmetrically arranged cement bases (1), two described cement One end of the base (1) is provided with a chute, a support rod (2) is slidably connected in the chute, and a stable base is fixedly connected to one end of the support rod (2) away from the cement base (1). A frame (3), a motor (5) and a shaft bearing (6) are fixedly connected to the two stable base frames (3) respectively, and a central shaft (7) is fixedly connected to the output end of the motor (5), One end of the central shaft (7) away from the motor (5) is fixedly connected to the inner ring side wall of the shaft bearing (6), and a hand crank ( 8); The drum-type screening device comprises four pairs of frame struts (9) arranged symmetrically, and two strut end face connecting columns (10) are symmetrically and fixedly connected between each pair of the frame struts (9), which are located on the same side. The four pillar end face connecting columns (10) are connected together in a cross-type fixed manner, the frame pillars (9) and the pillar end face connecting pillars (10) constitute a drum frame, and the two ends of the drum frame are respectively clamped with front ends. A face cover (11) and a rear cover (12), the front cover (11) is arranged close to the shaft bearing (6), the rear cover (12) is arranged close to the motor (5), the Cover plate hoops (13) are provided on the outer side walls of both ends of the drum frame, and a feed port is provided on one side wall of the front cover plate (11), and a rotation is connected in the feed port through hinges. a door (14), a switch device is provided at one end of the rotating door (14) away from the hinge; Three rolling wheels (18) are fixedly connected at equal intervals on the outer side wall of the drum frame, and four groups of grading mesh screens (19) are arranged on the outer side wall of the drum frame, and the four groups of the grading mesh screens (19) are The outer side wall of the frame pillar (9) is covered in a concave form, and a plurality of mesh beads (20) are pressed on the outer side wall of the grading mesh screen (19). ) are arranged corresponding to the frame pillars (9), and one side wall of the frame pillars (9) away from the grading screen (19) is fixedly connected with a plurality of fixing bolts (21) arranged at equal intervals, and the fixing bolts (21) ) runs through the frame pillar (9), the grading screen (19) and the screen bead (20) and is threadedly connected with a fixing nut (22), the inner side wall of the drum frame is fixedly connected with three grading spacers at equal intervals (23), a manual regulating valve (24) is provided on the three grading partition plates (23); Four helical parallel strips (25) are fixedly connected at equal intervals on the inner side wall of the drum frame, a central shaft hole (26) is provided at the center of the drum frame, and the central rotating shaft (7) is installed in the central shaft hole In (26), the residual sub-collecting device includes a grading collection box (27), and three interstage baffles (28) are symmetrically and fixedly connected on the inner side wall of the grading collection box (27). The plate (28) equally divides the inner space of the grading collection box (27) into four surplus sub-collecting chambers (29). 2. A kind of yam yam tumbler grading sieve according to claim 1, characterized in that, the switch device comprises a fixing ring (15), and the fixing ring (15) is fixedly connected to the revolving door (14) away from the switch. On one side wall of the page, a threaded ring (16) is fixedly connected to a side wall of the front cover plate (11) close to the rotating door (14), and a threaded rod (16) is slidably connected in the fixing ring (15). 17), the threaded ring (16) is provided with a threaded hole, and one end of the threaded rod (17) is threadedly connected in the threaded hole. 3. a kind of yam yam tumbler type grading screen according to claim 1, is characterized in that, is fixedly connected with vibration spring (4) between described stable base frame (3) and cement base (1), described The vibration spring (4) is sleeved on the outer side wall of the support rod (2). 4. a kind of yam yam yam tumbler type grading screen according to claim 1, is characterized in that, four described grading mesh screens (19) are divided into one-stage screen mesh, two-stage screen mesh, three-stage screen mesh sequentially from left to right The mesh diameter from the first-stage screen to the fourth-stage screen is set incrementally. 5. a kind of yam yam yam tumbler grading screen according to claim 4, is characterized in that, four described yam collecting chambers (29) are divided into first-level collection chamber, secondary collection chamber, three-level collection chamber from left to right in turn. A first-level collection chamber and a fourth-level collection chamber are provided, the first-level collection chamber is located opposite the first-level screen, the second-level collection chamber is located directly with the second-level screen, and the third-level collection chamber is located directly with the third-level screen. , the four-stage collection chamber is set up facing the four-stage screen. 6. A kind of yam yam yam tumbler type classifying screen according to claim 1, characterized in that, mesh bags (30) are all installed in the four yam yam collecting chambers (29). 7. A kind of yam yam tumbler grading screen according to claim 1, characterized in that, a movable sleeve is rotatably connected to the outer side wall of one end of the hand crank (8) away from the central shaft (7).