CN212821059U

CN212821059U - Seed classified screening machine

Info

Publication number: CN212821059U
Application number: CN202021639693.6U
Authority: CN
Inventors: 许风岸; 庄宝; 张娜; 王磊
Original assignee: Jiangsu Youxianjia Agricultural Technology Co ltd
Current assignee: Jiangsu Youxianjia Agricultural Technology Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-03-30
Anticipated expiration: 2030-08-07

Abstract

The application relates to a seed grading screening machine, which comprises a screening box, wherein a screening net is arranged in the screening box, the heights of two ends of the screening net are different, a feed hopper is arranged on the top surface of the screening box, the lower end of the feed hopper is positioned at the upper side of one end with the high height of the screening net, a first outlet is arranged on the side wall of the screening box, the first outlet is adjacent to one end with the low height of the screening net and positioned at the upper side of the screening net, a lifting device is arranged on the outer side wall of the screening box and comprises a lifting pipeline, one end of the lifting pipeline is connected with the first outlet, the other end of the lifting pipeline is connected with the feed hopper, the lifting device can lift seeds discharged from the first outlet to the feed hopper, a second outlet is formed in the side wall of the lifting pipeline, a discharging cover used for sealing the second outlet is installed at the second outlet, and a discharging port is formed in the bottom of the screening box. This application has the tiny particle seed that can filter in the seed, makes the seed of tiny particle follow discharge gate exhaust effect.

Description

Seed classified screening machine

Technical Field

The application relates to the field of seed grading devices, in particular to a seed grading screening machine.

Background

The tomato is a vegetable which is loved by temperature and light, and has less strict requirement on soil regulation. However, in order to obtain high yield and promote good development of root systems, fertile loam with deep soil layer, good drainage and rich organic matters should be selected.

Chinese patent with publication number CN205518640U discloses a tomato seed grading device, which comprises a grading device body and a first baffle, wherein the top of the grading device body is provided with a seed inlet, the upper portion of the left side of the grading device body is provided with a fan, the fan is connected with an air duct inside the grading device body, the first baffle is connected inside the grading device body, the middle of the first baffle is provided with a discharge barrel, a grading screening net is arranged below the discharge barrel, a seed collecting box is arranged at the joint of the grading screening net and the grading device body, a second baffle is arranged below the grading screening net, a waste collecting box is arranged at the joint of the second baffle and the first baffle and the grading device body, the bottom of the grading device body is provided with a vibration cavity, and a vibration motor is arranged inside the vibration cavity. The device is multi-stage separation, and hierarchical effectual, can detach the impurity in the tomato seed moreover, the tomato seed of preferred fine quality.

In view of the above-mentioned related art, the inventor believes that in the device, after the seeds poured from the seed inlet pass through the primary grading and screening net, a part of the small-sized seeds are still not filtered, and the defect that the small-sized seeds fall into the seed collecting box occurs.

SUMMERY OF THE UTILITY MODEL

In order to reduce the probability that the seeds of appearing small-grained fall into the seed collecting box, the application provides a seed classified screening machine.

The seed grading screening machine provided by the application adopts the following technical scheme:

the utility model provides a seed classified screening machine, including the screening case, the screening incasement install the screening net, the both ends height that the screening was netted varies, install the feeder hopper on the top surface of screening case, the lower extreme of feeder hopper is located the upside of the high one end of screening net, first export has been seted up on the lateral wall of screening case, first export is adjacent and is located the upside of screening net with the one end position that the screening net height is low, install hoisting device on the lateral wall of screening case, hoisting device includes the lifting pipeline, the one end and the first exit linkage of lifting pipeline, the other end and the feeder hopper of lifting pipeline are connected, hoisting device can promote the seed that first exit is discharged to feeder hopper department, the second export has been seted up on the lateral wall of lifting pipeline, the ejection of compact lid that is used for sealing the second export is installed in the second export to the second export, the discharge gate has been seted up to the bottom of screening case.

Through adopting above-mentioned technical scheme, when carrying out the seed screening, pour the seed into the screening incasement through the feeder hopper, the seed falls along the screening net this moment, rolls when the seed and falls to the screening net one end of highly low after, carries out screening for the first time. Afterwards the seed falls to in the lifting pipe way from first exit to carry to feeder hopper department through hoisting device, later the seed falls into the screening case again, carries out a lot of screening. After screening many times, through opening the ejection of compact lid in second exit, then hold the seed with the seed collecting box can. Through screening many times, can effectually filter the tiny particle seed in the seed, make the seed of tiny particle discharge gate discharge, be difficult for appearing the tiny particle seed along with the phenomenon that normal seed falls into the seed collecting box.

Preferably, the lifting pipeline be cylindrical, the slope of lifting pipeline sets up, wear to be equipped with in the lifting pipeline with the collinear lifting shaft of lifting pipeline axis, fixedly connected with promotes helical blade on the lifting shaft lateral surface, install on the lifting pipeline lateral wall and be used for driving lifting shaft pivoted lifting motor.

Through adopting above-mentioned technical scheme, promote motor drive and promote the axle and rotate to drive and promote helical blade and rotate, can be effective and stable drive plant the removal, its simple structure, it is also very convenient to use.

Preferably, the screening box is fixedly connected with two conveying pipelines, one ends of the two conveying pipelines are respectively connected with the first outlet and the feed hopper, the other ends of the two conveying pipelines are both positioned at the same side of the screening box, and two ends of the lifting pipeline are respectively connected with one ends of the two conveying pipelines far away from the screening box; the one end of being connected with first exit is first pipe, and the one end of being connected with the feeder hopper is the second pipe, and the one end that first export was kept away from to first pipe is less than first export, and the one end that the feeder hopper was kept away from to the second pipe is higher than the feeder hopper.

Through adopting above-mentioned technical scheme, through being provided with pipeline, can make the lifting pipe way install in one side of screening case, be convenient for assemble. And first pipe and the equal slope setting of second pipe, the lower extreme department that falls into the seed that falls into in first pipe can be more easy falls into lifting pipe way, and fall into the seed that the second pipe falls into from lifting pipe way also can be more easy in falling into the feeder hopper.

Preferably, in the screening box, two side surfaces adjacent to one end with a high height and one end with a low height of the screening net are mounting surfaces, a sliding rail is mounted on each mounting surface, and one side with a high height and one side with a low height of the screening net are mounted on the sliding rail in a sliding manner; a taking-out through groove is formed in one of the vertical side faces between the two mounting faces in the screening box, the screening net can slide out of the taking-out through groove, a taking-out cover is detachably mounted on the taking-out through groove, and the taking-out cover can seal the taking-out through groove.

Through adopting above-mentioned technical scheme, screening net slidable mounting takes out the lid through opening between two slip tracks, can take out screening net from taking out logical inslot along slip track. Can be convenient for the workman to change the screening net of different mesh diameters according to different seed diameters. The structure is simple, and the use is more convenient.

Preferably, the side surface of the taking-out cover close to the inner side of the screening box is fixedly connected with a thin chain, one end of the thin chain far away from the taking-out cover is connected with a hook, and the hook can hook the screening net.

Through adopting above-mentioned technical scheme, connect the screening net through thin chain, when the thin chain of pulling, can drive the screening net and remove, the workman of being convenient for will install the screening net in the screening case and take out. The hook can be simply detached from the screening net, and the screening net is very easy to replace.

Preferably, the outer side wall of the screening box is provided with a vibration motor, and the vibration motor is arranged on the installation surface.

Through adopting above-mentioned technical scheme, vibrating motor can drive the vibration of screening net when work to make the seed on the screening net also vibrate in the lump, further improvement filterable effect.

Preferably, the top surface of the inner side of the screening box is fixedly provided with a blowing fan, the blowing fan is positioned on one side, close to the first outlet, of the screening box, an ash outlet is formed in the side surface, far away from the first outlet, of the screening box, the height of the ash outlet is equal to that of the blowing fan, and an ash outlet screen is installed at the ash outlet.

Through adopting above-mentioned technical scheme, when the sieve seed, through opening the air-blast fan, the air-blast fan is constantly towards falling into the seed of screening incasement and is bloied, can blow off the tiny dust in the seed from ash hole department, and ash hole department is provided with out the ash screen cloth, can block the seed, makes the seed be difficult for being blown out the ash hole.

Preferably, the bottom of the screening box is arranged into a funnel shape, and the discharge port is arranged at the lowest position of the bottom of the screening box.

Through adopting above-mentioned technical scheme, the seed that gathers the tiny particle that can be better of hopper-shaped screening bottom of the case portion, the convenient discharges the tiny particle seed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. small-particle seeds in the seeds can be effectively filtered, so that the small-particle seeds are discharged from the discharge hole;

2. can be convenient for the workman to change the screening net of different mesh diameters according to different seed diameters.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic structural view after a part of the box body is hidden.

Fig. 3 is a schematic view of the structure after a part of the lifting pipe is hidden.

Fig. 4 is an enlarged view of a portion a in fig. 2.

Fig. 5 is a schematic view of the structure of the removal cover after being turned over.

Description of reference numerals: 1. screening the box; 11. a discharge port; 2. screening the net; 21. a mesh rod; 22. a screen body; 23. a vibrating rod; 3. a sliding track; 31. a slide bar; 32. a sliding groove; 33. a vibration groove; 34. a vibration motor; 4. a feed hopper; 41. a first outlet; 42. a delivery conduit; 421. a first tube; 422. a second tube; 5. lifting the pipeline; 51. a lift shaft; 52. lifting the helical blade; 53. a hoisting motor; 54. a second outlet; 55. a discharging cover; 6. taking out the through groove; 61. taking out the cover; 62. a thin chain; 63. hooking; 7. a blower fan; 71. an ash outlet; 72. and (4) an ash discharging screen.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a seed grading and screening machine. Referring to fig. 1 and 2, the seed classifying and screening machine includes a frame on which a square screening box 1 is installed. The two opposite sides in the screening box 1 are called mounting faces. The bottom of screening case 1 sets to the infundibulate, has seted up discharge gate 11 in the bottom of screening case 1, and discharge gate 11 sets up the lowest department in screening case 1 bottom. The screening net 2 is installed on the inner side of the screening box 1, the heights of two ends of the screening net 2 are different, and the high end and the low end of the screening net 2 are adjacent to the installation surface. The outer side wall of the screening box 1 is fixedly provided with a vibration motor 34, and the vibration motor 34 is arranged on a mounting surface adjacent to one end with the height of the screening net 2.

Referring to fig. 2 and 3, a feed hopper 4 is installed on the top surface of the sieving box 1, and the feed hopper 4 is located at one end of the top surface of the sieving box 1 near the height of the sieving net 2. A first outlet 41 is formed on the mounting surface of the screening box 1, and the first outlet 41 is adjacent to one end of the screening net 2 with a low height. Both the first outlet 41 and the feeding hopper 4 are fixedly connected with a conveying pipeline 42, as shown in fig. 1, one end connected with the first outlet 41 is a first pipe 421, one end connected with the feeding hopper 4 is a second pipe 422, one end of the first pipe 421 far away from the first outlet 41 is lower than the first outlet 41, and one end of the second pipe 422 far away from the feeding hopper 4 is higher than the feeding hopper 4. The other ends of both transfer ducts 42 are located on the same side of the screening box 1. A lifting device is arranged on the screening box 1, the lifting device comprises a lifting pipeline 5 which is obliquely arranged, and two ends of the lifting pipeline 5 are respectively connected with the other ends of the two conveying pipelines 42. Wear to be equipped with lift shaft 51 in lifting pipe 5, lift shaft 51 and the axis collineation of lifting pipe 5, and the welding has promotion helical blade 52 on the lift shaft 51 lateral surface, installs lifting motor 53 on lifting pipe 5's lateral wall, and lifting motor 53 shell drive lifting shaft 51 rotates. A second outlet 54 is arranged at one end of the lifting pipe 5 connected with the first pipe 421, a discharging cover 55 is inserted at the second outlet 54, and the discharging cover 55 covers and seals the second outlet 54. The discharge cap 55 can be manually pulled out to open the second outlet 54.

Referring to fig. 2 and 4, a slide rail 3 is mounted inside the sifting box 1, and one slide rail 3 is fixedly mounted on both mounting surfaces. The sliding rail 3 comprises a sliding rod 31 horizontally arranged, a sliding groove 32 is formed in the top surface of the sliding rod 31, one side surface of the sliding groove 32 is coplanar with the side surface of the sliding rod 31 attached to the mounting surface, and the length of the sliding groove 32 is equal to that of the sliding rod 31. The screening net 2 comprises two net body rods 21 and a net body 22 connected between the two net body rods 21, and the two net body rods 21 are respectively embedded in sliding grooves 32 on the two sliding guide rails. A vibration groove 33 is formed in the side face, away from the installation face, of the sliding groove 32, a vibration rod 23 is integrally formed on the side edge of the net rod 21, the vibration rod 23 is embedded in the vibration groove 33, and the cross section of the vibration rod 23 is slightly smaller than that of the vibration groove 33. The vibration motor 34 is located adjacent to the high slide rail 3. When the vibrating motor 34 works, the sieving net 2 can be driven to vibrate, so that the seeds on the sieving net 2 also vibrate, and the filtering effect is further improved.

Referring to fig. 2 and 5, the side surface of the screening box 1 away from the lifting pipeline 5 is a taking-out surface, a taking-out through groove 6 is formed in the taking-out surface, and the cross section of the taking-out through groove 6 is the same as the projection area of the screening net 2 on the taking-out surface. The upper side of the taking-out through groove 6 is hinged with a taking-out cover 61, the cross section of the taking-out cover 61 is larger than that of the taking-out through groove 6, the rotating axis of the taking-out cover 61 is parallel to the upper side of the taking-out through groove 6, the side of the taking-out cover 61 far away from the rotating shaft is provided with a bolt in a penetrating mode, and the taking-out cover 61 can be fixed on the screening box 1 through the bolt. When the taking-out cover 61 covers the taking-out through groove 6, the side surface of the taking-out cover 61 close to the inner side of the screening box 1 is fixedly connected with a thin chain 62, one end of the thin chain 62 far away from the taking-out cover 61 is connected with a hook 63, and the hook 63 hooks the screening net 2. The screening net 2 is slidably mounted between the two sliding rails 3, and the screening net 2 can be taken out from the taking-out through groove 6 along the sliding rails 3 by opening the taking-out cover 61 and pulling the thin chain 62. The screening net 2 with different mesh diameters can be conveniently replaced by workers according to different seed diameters. The structure is simple, and the use is more convenient.

Referring to fig. 2 and 3, a blowing fan 7 is fixedly installed on the top surface of the inner side of the screening box 1, the blowing fan 7 is located at a position close to the first outlet 41 in the screening box 1, an ash outlet 71 is opened on the side surface of the screening box 1 close to the high end of the screening net 2, and an ash screen 72 is installed at the ash outlet 71. The height of the dust outlet 71 is equal to the height of the blower fan 7.

The implementation principle of the seed classifying and screening machine in the embodiment of the application is as follows: when carrying out the seed screening, pour the seed into screening case 1 through feeder hopper 4 in, the seed falls along screening net 2 this moment. When the seeds roll down to the lower end of the screening net 2, the first screening is carried out. Then the seeds can collect and fall to the lifting pipeline 5 through the first pipe 421, and under the driving of the lifting helical blade 52, the seeds rise to the second pipe 422 and finally fall to the feed hopper 4, and then the seeds fall into the screening box 1 again for screening for a plurality of times. After multiple siftings, the seed collection box is used to hold the seeds by opening the discharge cover 55 at the second outlet 54. Through screening many times, can effectually filter the tiny particle seed in the seed, make the seed of tiny particle discharge from discharge gate 11 discharges, be difficult for appearing the tiny particle seed along with the phenomenon that normal seed falls into the seed collecting box.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a seed classified screening machine, includes screening case (1), its characterized in that: the screening box (1) is internally provided with a screening net (2), the heights of two ends of the screening net (2) are different, the top surface of the screening box (1) is provided with a feed hopper (4), the lower end of the feed hopper (4) is positioned at the upper side of one end with the high height of the screening net (2), the side wall of the screening box (1) is provided with a first outlet (41), the first outlet (41) is adjacent to one end with the low height of the screening net (2) and positioned at the upper side of the screening net (2), the outer side wall of the screening box (1) is provided with a lifting device, the lifting device comprises a lifting pipeline (5), one end of the lifting pipeline (5) is connected with the first outlet (41), the other end of the lifting pipeline (5) is connected with the feed hopper (4), the lifting device can lift seeds discharged from the first outlet (41) to the feed hopper (4), the side wall of the lifting pipeline (5) is provided with a second outlet (54), a discharging cover (55) used for sealing the second outlet (54) is arranged at the second outlet (54), and a discharging hole (11) is formed in the bottom of the screening box (1).

2. A seed classifying and screening machine according to claim 1, wherein: promote pipeline (5) be cylindrically, promote pipeline (5) slope setting, wear to be equipped with in promoting pipeline (5) and promote pipeline (5) axis collinear lift axle (51), fixedly connected with promotes helical blade (52) on promoting axle (51) lateral surface, install on promoting pipeline (5) lateral wall and be used for driving lift axle (51) pivoted lifting motor (53).

3. A seed classifying and screening machine according to claim 2, wherein: the screening box (1) is fixedly connected with two conveying pipelines (42), one ends of the two conveying pipelines (42) are respectively connected with the first outlet (41) and the feed hopper (4), the other ends of the two conveying pipelines (42) are both positioned at the same side of the screening box (1), and two ends of the lifting pipeline (5) are respectively connected with one ends of the two conveying pipelines (42) far away from the screening box (1); the one end of being connected with first export (41) is first pipe (421), and the one end of being connected with feeder hopper (4) is second pipe (422), and the one end that first export (41) were kept away from in first pipe (421) is less than first export (41), and the one end that feeder hopper (4) were kept away from in second pipe (422) is higher than feeder hopper (4).

4. A seed classifying and screening machine according to claim 1, wherein: in the screening box (1), two side surfaces adjacent to one end with high height and one end with low height of the screening net (2) are mounting surfaces, a sliding track (3) is mounted on each mounting surface, and one side with high height and one side with low height of the screening net (2) are slidably mounted on the sliding track (3); one of the vertical side surfaces between the two mounting surfaces in the screening box (1) is provided with a taking-out through groove (6), the screening net (2) can slide out from the taking-out through groove (6), a taking-out cover (61) is detachably mounted on the taking-out through groove (6), and the taking-out cover (61) can be sealed to the taking-out through groove (6).

5. A seed grading and screening machine according to claim 4, wherein: the side surface of the taking-out cover (61) close to the inner side of the screening box (1) is fixedly connected with a thin chain (62), one end of the thin chain (62) far away from the taking-out cover (61) is connected with a hook (63), and the hook (63) can hook the screening net (2).

6. A seed grading and screening machine according to claim 4, wherein: and a vibration motor (34) is arranged on the outer side wall of the screening box (1), and the vibration motor (34) is arranged on the mounting surface.

7. A seed classifying and screening machine according to claim 1, wherein: screening case (1) inboard top surface on fixed mounting have blast fan (7), blast fan (7) are located the one side that is close to first export (41) in screening case (1), offered ash hole (71) on the side of keeping away from first export (41) in screening case (1), the height of ash hole (71) equals with the height of blast fan (7), ash hole (71) department installs ash screen cloth (72).

8. A seed classifying and screening machine according to claim 1, wherein: the bottom of the screening box (1) is arranged into a funnel shape, and the discharge port (11) is arranged at the lowest position of the bottom of the screening box (1).