CN214125966U

CN214125966U - Plug seeder

Info

Publication number: CN214125966U
Application number: CN202022665407.XU
Authority: CN
Inventors: 张雨田
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-09-07
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses an cave dish seeder, which comprises a frame, still include the seed case that inhales that the bottom surface is equipped with a plurality of suction nozzles, it is equipped with handheld portion on the seed case to inhale, it is equipped with supporting component to inhale between seed case and the frame, can drive through handheld portion and inhale and move between the first position and the second position of seed case in the frame, it has negative pressure drive assembly to inhale the seed incasement and provide the negative pressure through negative pressure drive assembly and absorb the seed, still include control assembly, a seed case is inhaled in the first position to make for control negative pressure drive assembly, it puts down the seed to move the second position. The utility model has the advantages of simple structure, it is automatic going on all to pass through control assembly to inhale the kind case and absorb and put down the seed, only need with the hand removal inhale the position of kind case can, reduced artifical intensity of labour, easily little house type popularization and application.

Description

Plug seeder

Technical Field

The utility model belongs to the technical field of agricultural machine, specifically a cave dish seeder.

Background

The plug seedling is a new seedling raising technology developed in the last 70 th century, is mainly used for raising seedlings of vegetables and flowers, and also can be used for raising seedlings of crops such as tobacco leaves, forest trees and the like.

Most of the existing automatic hole-disk seeding machines have large volume, heavy weight, inconvenient carrying and use, high price and difficult popularization and application in small houses, and the labor intensity of manual seeding is higher; in order to reduce the labor intensity and the cost for purchasing the seeding machine by individual farmers, it is necessary to develop a semi-automatic plug seeding machine which is suitable for popularization and application in small houses.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an cave dish seeder to solve the problem of above-mentioned background art.

The technical scheme of the utility model is that:

the utility model provides an aperture disk seeder, includes the frame, its characterized in that still includes:

the bottom surface of the seed suction box is provided with a plurality of suction nozzles, and the seed suction box is provided with a handheld part;

the supporting component is arranged between the seed suction box and the rack, and the seed suction box can be driven by the handheld part to move between a first position and a second position on the rack;

the negative pressure driving assembly is communicated with the seed suction box and is used for providing negative pressure to the inside of the seed suction box to suck seeds;

and the control component is used for controlling the negative pressure driving component to enable the seed suction box to suck the seeds at the first position and move to the second position to put down the seeds.

Further, the support assembly includes:

two connecting shafts are horizontally arranged, each connecting shaft is respectively fixed on two sides of the top of the seed suction box, and two ends of each connecting shaft are respectively hinged with a connecting rod;

the four first hinge pins are parallel to the connecting shaft, the four first hinge pins are fixed on two opposite inner side walls of the rack in a pairwise symmetry manner, and one sides of the four connecting rods, which are far away from the connecting shaft, are hinged with the four first hinge pins in a one-to-one correspondence manner.

Still further, still include:

the two tension springs are respectively arranged on two sides of the suction box;

and four second hinge pins are arranged and are parallel to the connecting shafts, two second hinge pins are symmetrically fixed in the middle of two side walls of the seed suction box respectively, the other two hinge pins are symmetrically fixed on the fixed frame respectively, the upper hanging ports of the two tension springs are hung on the two second hinge pins on the seed suction box respectively, and the lower hanging ports of the two tension springs are hung on the two second hinge pins on the rack respectively.

Still further, the negative pressure drive assembly includes:

the box body is provided with a controller and a working power supply;

the vortex fan is fixed on the bottom surface of the box body, an air suction pipe is connected to the air suction opening of the vortex fan, the air suction pipe extends out of the box body and is communicated with a hose, the other end of the hose is communicated with the top of the seed suction box, and the vortex fan is electrically connected with the working power supply and the controller respectively.

Still further, the control assembly includes:

the first electromagnetic valve is arranged on the air suction pipe of the vortex fan close to the air suction opening and is electrically connected with a working power supply;

the first travel switch is arranged on the rack and is respectively and electrically connected with the first electromagnetic valve and the working power supply;

and the pressing sheet is fixed on the connecting rod and used for touching the first travel switch.

Still further, still include:

one end of the connecting pipe is communicated with the side wall of the air suction pipe far away from the electromagnetic valve I, and the other end of the connecting pipe extends into an air outlet of the vortex fan;

the second electromagnetic valve is arranged on the connecting pipe and is electrically connected with a working power supply;

and the second travel switch is arranged on the rack and is positioned below the pressing sheet, the second travel switch and the first travel switch can be synchronously touched by the pressing sheet, and the second travel switch is respectively electrically connected with the second electromagnetic valve and the working power supply.

Furthermore, the cross section of the suction nozzle is trapezoidal, and the inner diameter of one end of the suction nozzle, which is far away from the bottom surface of the suction seed box, is larger than that of one end of the suction nozzle, which is close to the suction seed box.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has the advantages of simple structure, it is automatic going on all to pass through control assembly to inhale the kind case and absorb and put down the seed, only need with the hand removal inhale the corresponding position of arrival of kind case can, reduced artifical intensity of labour, easily little house type popularization and application.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic structural diagram of an optimized embodiment of the present invention;

fig. 5 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Examples

As shown in fig. 1 and 2, the embodiment of the utility model provides an aperture disk seeder, including frame 1, still include: a seed suction box 9, the bottom surface of which is provided with a plurality of suction nozzles 91, and the seed suction box 9 is provided with a hand-held part 8; the supporting component is arranged between the seed suction box 9 and the rack 1, the seed suction box 9 can be driven to move between a first position and a second position on the rack 1 through the handheld part 8, the first position refers to the left position inside the rack 1 in FIG. 2, a seed tray is placed in the first position, and the second position refers to the right position inside the rack 1, and a hole tray is placed in the second position; the negative pressure driving assembly is communicated with the seed suction box 9 and is used for providing negative pressure to the inside of the seed suction box 9 to suck seeds; and the control component is used for controlling the negative pressure driving component to enable the seed suction box 9 to suck the seeds at the first position and move to the second position to put down the seeds.

Specifically, as shown in fig. 1 and 2, the support assembly includes: two connecting shafts 10 are horizontally arranged, each connecting shaft 10 is respectively fixed on two sides of the top of the seed suction box 9, and two ends of each connecting shaft 10 are respectively hinged with a connecting rod 11; the number of the first pin shafts 17 is four, the four pin shafts are parallel to the connecting shaft 10, the four pin shafts are symmetrically fixed on two opposite inner side walls of the rack 1 in pairs, one side, away from the connecting shaft 10, of the four connecting rods 11 is hinged to the first pin shafts 17 in a one-to-one correspondence mode, and the supporting assemblies are equivalent to two groups of double-crank rocker mechanisms, so that the seed suction box 9 can move left and right in a reciprocating mode.

As shown in fig. 1 and 2, in order to reduce labor intensity and prevent too fast moving speed when moving the suction box 9, as shown in fig. 1 and 2, the method further comprises: the two tension springs 16 are respectively arranged on the front side wall and the rear side wall of the seed suction box 9; the number of the second pin shafts 15 is four, the second pin shafts 15 are parallel to the connecting shaft 10, the two second pin shafts 15 are symmetrically fixed in the middle of two side walls of the seed suction box 9 respectively, the other two second pin shafts 15 are symmetrically fixed on the frame 1 respectively, the upper hanging ports of the two tension springs 16 are hung on the two second pin shafts 15 on the seed suction box 9 respectively, the lower hanging ports of the two tension springs 16 are hung on the two second pin shafts 15 on the frame 1 respectively, and due to the existence of the two tension springs 16, the seed suction box can be pushed and pulled by the aid of the tension springs 9 in the process of moving the seed suction box 9, so that the situation that the seed suction box is pushed and pulled too fast to touch the bottom of the frame is avoided.

Specifically, as shown in fig. 2 and 3, the negative pressure driving assembly includes: the box body 2 is provided with a controller and a working power supply; the vortex fan 3 is fixed on the bottom surface of the box body 2, an air suction pipe 31 is connected to an air suction opening of the vortex fan, the air suction pipe 31 extends to the outside of the box body 2 and is communicated with a hose 7, the other end of the hose 7 is communicated with the top of the seed suction box 9, and the vortex fan 3 is respectively electrically connected with the working power supply and the controller.

As shown in fig. 1 and 3, the control assembly includes:

the electromagnetic valve I4 is normally opened, the electromagnetic valve I4 is arranged on the air suction pipe 31 of the vortex fan 3 close to the air suction opening, and the electromagnetic valve I4 is electrically connected with a working power supply; the first travel switch 13 is arranged on the rack 1, and the first travel switch 13 is respectively electrically connected with the first electromagnetic valve 4 and the working power supply; and a pressing sheet 14 is fixed on the connecting rod 11 and used for touching the first travel switch 13.

The working principle is as follows: will inhale the top that kind of case removed the seed tray of placing to the inside left side region of frame 1 through handheld portion 8, open vortex fan 3 through the controller, vortex fan 3 inhales to kind of case 9 through aspiration channel 31, thereby inhale the seed in the seed tray of kind of case 9 bottom, then remove the cave dish top of inhaling kind of case 9 to the inside right side region of frame and placing, touch travel switch 13 through preforming 14, solenoid valve 4 that opens this moment is closed, inhale kind of 9 inside suction of case and relieve, the seed falls into in the cave dish, when removing again and inhaling kind of case 9, preforming 14 drops travel switch 13, solenoid valve 4 is opened, can absorb the seed.

As shown in fig. 1, 2 and 4, in order to further rapidly release the negative pressure suction inside the suction box 9, the vacuum suction device further includes: one end of the connecting pipe 6 is communicated with the side wall of the air suction pipe 31 far away from the electromagnetic valve I4, and the other end of the connecting pipe extends into an air outlet 32 of the vortex fan 3; the second electromagnetic valve 5 is arranged in a normally closed mode, the second electromagnetic valve 5 is arranged on the connecting pipe 6, and the second electromagnetic valve 5 is electrically connected with a working power supply; and the second travel switch 12 is arranged on the rack 1 and is positioned below the pressing sheet 14, the second travel switch 12 and the first travel switch 13 can be synchronously touched by the pressing sheet 4, and the second travel switch 12 is respectively and electrically connected with the second electromagnetic valve 5 and the working power supply.

The working principle is as follows:

when seeds are sucked, the vortex fan 3 is started, because the first electromagnetic valve 4 is normally opened, the air suction opening of the vortex fan 3 provides negative pressure for the inside of the seed sucking box 9 through the air suction pipe 4 to suck air, at the moment, the suction nozzle 91 can suck the seeds in the seed tray, then the seed sucking box 9 is pushed to the upper part of the hole tray through the moving device, the pressing sheet 14 simultaneously touches the first travel switch 13 and the second travel switch 12, the first travel switch 13 controls the first electromagnetic valve 4 which is normally opened to be closed, the second travel switch 12 controls the second electromagnetic valve 5 which is normally closed to be opened, at the moment, the air flow at the air outlet of the vortex fan 3 is sent to the first closed electromagnetic valve 4 through the connecting pipe 6 to relieve the negative pressure suction force, the seeds which are originally adsorbed on the suction nozzle 91 are more quickly sent to the hole tray, after one-time sowing is finished, the seed sucking box 9 is moved to the upper part of the seed tray through the moving device again, and the pressing sheet 14 is separated from the first travel switch 13 and the second travel switch 12 in the moving process, at the moment, the first electromagnetic valve 4 is normally opened, the second electromagnetic valve 5 is normally closed, and the suction nozzle 9 can suck the seeds again.

In order to better absorb seeds and adsorb a plurality of seeds, the cross section of the suction nozzle 91 is trapezoidal, the inner diameter of one end, far away from the bottom surface of the seed suction box 9, of the suction nozzle 91 is larger than that of one end, close to the seed suction box 9, of the suction nozzle 91, a horn shape is formed, and a larger suction port is used for adsorbing seeds.

The above disclosure is only for the preferred embodiments of the present invention, however, the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. The utility model provides an aperture disk seeder, includes frame (1), its characterized in that still includes:

the bottom surface of the seed suction box (9) is provided with a plurality of suction nozzles (91), and the seed suction box (9) is provided with a handheld part (8);

the supporting component is arranged between the seed suction box (9) and the rack (1), and the seed suction box (9) can be driven to move between a first position and a second position on the rack (1) through the handheld part (8);

the negative pressure driving assembly is communicated with the seed suction box (9) and is used for providing negative pressure to the interior of the seed suction box (9) to suck seeds;

and the control component is used for controlling the negative pressure driving component to enable the seed suction box (9) to suck seeds at a first position and move to a second position to put down the seeds.

2. The tray planter as claimed in claim 1, wherein said support assembly comprises:

two connecting shafts (10) are horizontally arranged, each connecting shaft (10) is respectively fixed on two sides of the top of the seed suction box (9), and two ends of each connecting shaft (10) are respectively hinged with a connecting rod (11);

the four first hinge pins (17) are parallel to the connecting shaft (10), are symmetrically fixed on two opposite inner side walls of the rack (1) in pairs, and are hinged to the four first hinge pins (17) in a one-to-one correspondence manner on one side, away from the connecting shaft (10), of the four connecting rods (11).

3. The tray planter as claimed in claim 2, further comprising:

two tension springs (16) respectively arranged at two sides of the suction box (9);

and four pin shafts (15) are parallel to the connecting shaft (10), wherein the two pin shafts (15) are symmetrically fixed in the middle of two side walls of the suction box (9) respectively, the other two pin shafts (15) are symmetrically fixed on the frame (1) respectively, the upper hanging ports of the two tension springs (16) are hung on the two pin shafts (15) on the suction box (9) respectively, and the lower hanging ports of the two tension springs (16) are hung on the two pin shafts (15) on the frame (1) respectively.

4. The aperture disk seeding machine according to claim 2, wherein the negative pressure drive assembly comprises:

the box body (2) is provided with a controller and a working power supply;

vortex fan (3) is fixed on the bottom surface of box (2), and its inlet scoop department is connected with aspiration channel (31), and aspiration channel (31) extend to box (2) outer intercommunication have hose (7), the other end of hose (7) and the top intercommunication of inhaling kind of case (9), vortex fan (3) respectively with working power supply, controller electricity are connected.

5. The aperture disk seeding machine according to claim 4, wherein the control assembly comprises:

the electromagnetic valve I (4) is arranged on the air suction pipe (31) of the vortex fan (3) close to the air suction opening, and the electromagnetic valve I (4) is electrically connected with a working power supply;

the first travel switch (13) is arranged on the rack (1), and the first travel switch (13) is respectively and electrically connected with the first electromagnetic valve (4) and the working power supply;

and the pressing sheet (14) is fixed on the connecting rod (11) and is used for touching the travel switch I (13).

6. The aperture disk seeding machine according to claim 5, further comprising:

one end of the connecting pipe (6) is communicated with the side wall of the suction pipe (31) far away from the electromagnetic valve I (4), and the other end of the connecting pipe extends into an air outlet (32) of the vortex fan (3);

the second electromagnetic valve (5) is arranged on the connecting pipe (6), and the second electromagnetic valve (5) is electrically connected with a working power supply;

and the second travel switch (12) is arranged on the rack (1) and is positioned below the pressing sheet (14), the second travel switch (12) and the first travel switch (13) can be synchronously touched by the pressing sheet (14), and the second travel switch (12) is respectively electrically connected with the second electromagnetic valve (5) and the working power supply.

7. An aperture disk seeding machine according to claim 1, characterized in that the cross section of the suction nozzle (91) is trapezoidal, and the inner diameter of the end of the suction nozzle (91) far away from the bottom surface of the seed suction box (9) is larger than the inner diameter of the end close to the seed suction box (9).