CN115281021A

CN115281021A - Maize breeding cultivation frame

Info

Publication number: CN115281021A
Application number: CN202211187678.6A
Authority: CN
Inventors: 吴志明
Original assignee: Shandong Economic And Trade Vocational College
Current assignee: Shandong Economic And Trade Vocational College
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2022-11-04

Abstract

The invention relates to the technical field of breeding equipment, in particular to a corn breeding cultivation frame which comprises a base, wherein a first vertical plate and a second vertical plate are fixedly arranged at the upper end of the base, a plurality of placing frames are fixedly arranged between the first vertical plate and the second vertical plate, a spraying piece is arranged on the first vertical plate, a driving piece used for driving the spraying piece to do horizontal reciprocating motion is arranged on the first vertical plate, and a box body is fixedly arranged on the first vertical plate.

Description

Maize breeding cultivation frame

Technical Field

The invention relates to the technical field of breeding equipment, in particular to a corn breeding and cultivating frame.

Background

Corn is a grass plant of the genus corn of the family gramineae, is an annual hermaphrodite cross-pollinated plant, is tall and big, has strong stems, contains rich protein, fat, vitamins, trace elements, cellulose and the like, has great potential for developing high-nutrition and high-biological function food, is an important grain crop and feed crop, has the planting area second to rice and wheat, and has the highest total yield all over the world.

In order to improve the survival rate of the corns, the workers can adopt the modern biological breeding technology to breed the corns, the defects and the defects existing in the free growth process of the corns are overcome, the breeding speed and the breeding quality can be improved, the cultivation frame is usually used when the modern breeding technology is adopted to breed the corns, most of the cultivation frames in the prior art only have the supporting function of a culture dish, the workers need to manually spray nutrient solution on the cultivation frames, the parts of the cultivation frames are provided with irrigation structures, the positions of the irrigation structures are fixed, the irrigation range is small, automatic stirring is not arranged on the cultivation frames, the fertilizers are crushed, and when some fertilizers which are difficult to dissolve are required to be sprayed, the workers need to manually crush the fertilizers firstly, then manually stir the crushed fertilizers and the liquids, the operation is complex, and the physical strength is consumed.

Therefore, a corn breeding and cultivating frame is provided.

Disclosure of Invention

The invention aims to provide a corn breeding cultivation frame, which can intelligently crush and stir fertilizers which are difficult to dissolve through the mechanical linkage of a pumping part, a spraying part, a stirring part, a crushing part and a driving part, and can intelligently fully and comprehensively spray the prepared fertilizers onto planted seedlings so as to solve the problem that the cultivation frame provided in the background technology can not intelligently spray the planted seedlings.

In order to achieve the purpose, the invention provides the following technical scheme: a corn breeding cultivation frame comprises a base, wherein a first vertical plate and a second vertical plate are fixedly mounted at the upper end of the base, a plurality of placing frames are fixedly mounted between the first vertical plate and the second vertical plate, a spraying piece is mounted on the first vertical plate, a driving piece used for driving the spraying piece to do horizontal reciprocating motion is mounted on the first vertical plate, a box body is fixedly mounted on the first vertical plate, a drawing piece matched with the driving piece and used for guiding liquid in the box body into the spraying piece is further mounted on the first vertical plate, a stirring piece matched with the drawing piece is mounted on the box body, a feeding hopper is fixedly communicated with the top of the box body, and a crushing piece matched with the drawing piece is mounted in the feeding hopper;

the spray part comprises a plurality of first sliding blocks which are connected in the first sliding holes in a sliding manner, the number of the first sliding blocks is the same as that of the first sliding holes and the first sliding blocks are arranged in pairs, a cylinder body is fixedly penetrated on each first sliding block, a plurality of spray heads are fixedly communicated on the cylinder body, and one end of each cylinder body is fixedly communicated with one connecting pipe;

the protective box is fixedly mounted on the first vertical plate, the driving part comprises a motor fixedly mounted on the protective box, the tail end of an output shaft of the motor is rotatably penetrated through the protective box, a reciprocating screw rod is rotatably mounted in the uppermost first sliding hole, the reciprocating screw rod penetrates through the uppermost first sliding block in a threaded manner, and the tail end of the output shaft of the motor is rotatably penetrated through the inner wall of the uppermost first sliding hole and is fixedly connected with one end of the reciprocating screw rod;

the drawing part comprises a piston cylinder fixedly mounted on the first vertical plate, a piston plate is connected in the piston cylinder in a sliding and sealing manner, a rectangular block is fixedly connected to the piston plate, a limiting block is fixedly connected to the piston cylinder, the rectangular block penetrates through the limiting block in a sliding manner, a rotating shaft penetrates through the inner wall of the protection box in a rotating manner, a rotating disc is fixedly connected to one end, located outside the protection box, of the rotating shaft, a connecting rod is hinged between the rotating disc and the rectangular block, a liquid inlet pipe and a liquid outlet pipe are fixedly communicated to the bottom of the piston cylinder, and one-way pressure valves are mounted on the liquid inlet pipe and the liquid outlet pipe;

the liquid inlet pipe is communicated with one end of the piston cylinder and fixed on the connecting pipe, the output shaft of the motor and the part of the rotating shaft in the protective box are coaxially and fixedly connected with belt pulleys, and the two belt pulleys are in transmission connection through a belt.

Preferably, the stirring piece is including sealed rotation running through the rotation post of box inner wall, it is located a plurality of puddlers of part fixedly connected with of box to rotate the post, the upper end fixedly connected with installation piece of rectangular block, the lower extreme fixedly connected with rack plate of installation piece, it is located the coaxial fixedly connected with spur gear of part outside the box to rotate the post, rack plate and spur gear meshing.

Preferably, broken piece is including rotating the dwang that runs through the protective housing bottom, the dwang is located the equal fixedly connected with bevel gear of one end of protective housing with the pivot, two the bevel gear meshing, the lower extreme of dwang extends to in the feeder hopper and fixedly connected with toper distributor block, the broken piece of lower extreme fixedly connected with toper of toper distributor block, the broken tooth of a plurality of evenly distributed of equal fixedly connected with on the broken kibbling lateral wall of toper and the inner wall of feeder hopper.

Preferably, a cavity is arranged in the first vertical plate, a plurality of first liquid discharge pipes are communicated between the placing frame and the cavity, a collecting frame is fixedly connected to the first vertical plate, and a second liquid discharge pipe is communicated between the collecting frame and the cavity.

Preferably, a plurality of second slide holes are formed in the second vertical plate, the second slide holes and the first slide holes are arranged in a one-to-one correspondence mode, second sliders are connected in the second slide holes in a sliding mode, one end, far away from the connecting pipe, of the cylinder body is fixedly connected to the second sliders, and the number of the cylinder body is the same as that of the second sliders and the cylinder body is arranged in pairs.

Preferably, a hard protection pipe penetrates through the through hole, and the liquid inlet pipe penetrates through the hard protection pipe in a sliding manner.

Preferably, the bottom of the box body and the bottom of the collecting frame are both fixedly communicated with a discharge pipe, and the discharge pipe is in threaded connection with a sealing cover.

Compared with the prior art, the invention has the beneficial effects that:

1. the extracting part and the driving part are in linkage fit, so that liquid in the box body can be effectively introduced into the barrel body and is sprayed out through the spray head on the barrel body, and the function of intelligently spraying nutrient solution is realized.

2. The driving part in the invention can drive the spraying part to do horizontal reciprocating motion, thereby expanding the spraying range of the spraying part, and the spraying part can fully and uniformly spray the nutrient solution to the culture dish in the placing frame.

3. The stirring piece and the extracting piece are in linkage fit, so that the nutrient solution can be effectively stirred and mixed, and the automatic stirring function reduces the workload of workers.

4. The crushing piece and the extracting piece are in linkage fit, so that large fertilizers which are not easy to dissolve can be effectively crushed, and the workload of workers is further reduced due to the automatic crushing function.

Drawings

FIG. 1 is a schematic perspective view of a corn breeding and cultivating rack according to an embodiment of the present invention;

FIG. 2 is a top view of a corn breeding and cultivation rack in an embodiment of the present invention;

FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of the structure at E in FIG. 3;

FIG. 5 is a sectional view taken along line B-B of FIG. 2;

FIG. 6 is a sectional view taken along line C-C of FIG. 2;

FIG. 7 is an enlarged view of the structure at F in FIG. 6;

fig. 8 is a cross-sectional view taken along line D-D of fig. 2.

In the figure: 1-a base; 2-a first vertical plate; 3-a second vertical plate; 4-placing a frame; 51-a first slider; 52-a cylinder body; 53-a spray head; 54-connecting tube; 61-a motor; 62-reciprocating screw rod; 7-a box body; 81-a piston cylinder; 82-a piston plate; 83-rectangular block; 84-a stop block; 85-a rotating shaft; 86-a turntable; 87-a connecting rod; 88-a liquid inlet pipe; 89-a liquid outlet pipe; 891-one-way pressure valve; 91-rotating the column; 92-a stirring rod; 93-a mounting block; 94-a rack plate; 95-straight gear; 10-a feed hopper; 111-rotating rods; 112-bevel gears; 113-a conical distributor block; 114-conical breaking of fragments; 115-crushing teeth; 12-a first slide hole; 13-a protective box; 14-a chamber; 15-a first drain pipe; 16-a collection frame; 17-a second drain pipe; 18-a second slide hole; 19-a second slide; 20-a hard protective tube; 21-a discharge pipe; 22-sealing cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

An embodiment, please refer to fig. 1 to 8, a maize breeding cultivation frame, including base 1, base 1 upper end fixed mounting has first riser 2 and second riser 3, fixed mounting has a plurality of frames 4 of placing between first riser 2 and the second riser 3, install the spraying piece on the first riser 2, install on the first riser 2 and be used for driving the spraying piece and be horizontal reciprocating motion's driving piece, fixed mounting has box 7 on the first riser 2, still install on the first riser 2 and be used for with the driving piece matched with the leading-in extraction piece that sprays in the liquid in the box 7, install on the box 7 and extract a matched with stirring piece, the intercommunication is fixed with feeder hopper 10 on the top of box 7, install in the feeder hopper 10 and extract a matched with broken piece.

The cultivation frame in the prior art mostly only has the function of supporting a culture dish, a worker needs to manually spray nutrient solution to the cultivation frame, the part of the cultivation frame is provided with an irrigation structure, the position of the irrigation structure is fixed, the irrigation range is small, a structure for automatically stirring the nutrient solution and crushing the fertilizer is not arranged on the cultivation frame, when some fertilizer which is not easy to dissolve is required to be sprayed, the worker needs to manually crush the fertilizer firstly and then manually stir the crushed fertilizer and the liquid, the operation is complex and physical strength is consumed, the cultivation frame can automatically crush the fertilizer and automatically stir and mix the nutrient solution, and finally intelligently spray the mixed solution to the stirred and mixed solution, the spraying range is wide, and the workload of the worker is reduced.

Seted up a plurality of first slide openings 12 on first riser 2, it includes a plurality of first slider 51 to spray the piece, first slider 51 sliding connection is in first slide opening 12, and first slider 51's quantity is the same with first slide opening 12 quantity, set up in pairs, it has barrel 52 to fix to run through on the first slider 51, the intercommunication is fixed with a plurality of shower nozzles 53 on the barrel 52, the one end intercommunication of a plurality of barrels 52 is fixed with same connecting pipe 54, it is required to explain that, a plurality of barrels 52 set up respectively and place frame 4 top in a plurality of.

The staff can place a plurality of culture dishes that plant and have maize seed respectively in a plurality of frames 4 of placing, when needs spray the nutrient solution in to the culture dish, the staff can pour the nutrient solution into box 7 in, during the piece of taking out leads to the connecting pipe 54 with the liquid in the box 7, liquid in the connecting pipe 54 gets into a plurality of barrels 52, at last through a plurality of shower nozzles 53 blowout to the feasible culture dish of placing the frame 4 top is watered.

Fixed mounting has protective housing 13 on first riser 2, the driving piece includes motor 61 of fixed mounting on protective housing 13, the end rotation of output shaft of motor 61 runs through protective housing 13, reciprocal lead screw 62 is installed to the first slide opening 12 internal rotation of top, reciprocal lead screw 62 screw runs through the first slider 51 of top, the end rotation of output shaft of motor 61 runs through the first slide opening 12 inner wall of top and with the one end fixed connection of reciprocal lead screw 62, it is required to explain, motor 61 is prior art, its theory of operation is no longer repeated here.

During operation, starter motor 61, motor 61's output shaft drives reciprocal lead screw 62 and rotates, reciprocal lead screw 62 rotates and makes the first slider 51 of the top be horizontal reciprocating motion under the limiting displacement of first slide opening 12, and then makes connecting pipe 54, barrel 52 and shower nozzle 53 all be horizontal reciprocating motion, can spray to placing the culture dish in the frame 4 comprehensively when shower nozzle 53 is horizontal reciprocating motion, and then make the soil in the culture dish can fully absorb the liquid of spraying uniformly.

The drawing part comprises a piston cylinder 81 fixedly mounted on the first vertical plate 2, a piston plate 82 is connected in the piston cylinder 81 in a sliding and sealing manner, a rectangular block 83 is fixedly connected on the piston plate 82, a limiting block 84 is fixedly connected on the piston cylinder 81, the rectangular block 83 penetrates through the limiting block 84 in a sliding manner, a rotating shaft 85 penetrates through the inner wall of the protective box 13 in a rotating manner, a rotating disc 86 is fixedly connected at one end of the rotating shaft 85, which is positioned outside the protective box 13, a connecting rod 87 is hinged between the rotating disc 86 and the rectangular block 83, it needs to be noted that the connecting rod 87 is hinged in a specific hinging manner, namely one end of the connecting rod 87 is rotatably mounted on an eccentric position of the rotating disc 86, the other end of the connecting rod 87 is rotatably mounted on the rectangular block 83, a liquid inlet pipe 88 and a liquid outlet pipe 89 are fixedly communicated on the bottom of the piston cylinder 81, a one end of the liquid inlet pipe 88 and the liquid outlet pipe 89 are fixedly connected on the connecting pipe 54, one end of an output shaft of the motor 61 and the rotating shaft 85, which are positioned in the protective box 13, a through-shaft, a through-axis and a transmission belt pulley, the other end of the liquid inlet pipe 88 is connected to a filter screen or a hose, which is capable of effectively illustrated in the filter screen, and the filter hose is connected in the filter screen 88.

When the culture dish sprinkling irrigation machine works, the motor 61 is started, under the transmission action of the belt pulley and the belt, an output shaft of the motor 61 drives the rotating shaft 85 to rotate, and further drives the rotating disc 86 to rotate, in the rotating process of the rotating disc 86, the connecting rod 87 drives the rectangular block 83 to do up-and-down reciprocating motion, so that the piston plate 82 does up-and-down reciprocating motion in the piston cylinder 81, when the piston plate 82 moves up in the piston cylinder 81, liquid in the box body 7 is sucked into the piston cylinder 81 through the liquid inlet pipe 88, when the piston plate 82 moves down in the piston cylinder 81, liquid in the piston cylinder 81 is guided into the connecting pipe 54 through the liquid outlet pipe 89, then liquid in the connecting pipe 54 is guided into the cylinder body 52, and finally liquid in the cylinder body 52 is sprayed out through the sprayer 53, so that a culture dish placed in the frame 4 is sprinkled.

The stirring piece includes sealed rotation and runs through the rotation post 91 of box 7 inner wall, rotates a plurality of puddlers 92 of the part fixedly connected with of post 91 position in box 7, the upper end fixedly connected with installation piece 93 of rectangular block 83, the lower extreme fixedly connected with rack plate 94 of installation piece 93, rotates the coaxial fixedly connected with straight-teeth gear 95 of the part that post 91 is located the box 7 outside, rack plate 94 and straight-teeth gear 95 mesh.

During operation, the motor 61 is started, the rectangular block 83 is made to reciprocate up and down after the motor 61 is started, the mounting block 93 and the rack plate 94 are further made to reciprocate up and down, the rack plate 94 drives the straight gear 95 to rotate in a reciprocating mode in the process of reciprocating up and down, the rotating column 91 and the stirring rod 92 are further driven to rotate in a reciprocating mode, and nutrient solution in the box body 7 can be effectively stirred and mixed when the stirring rod 92 rotates in a reciprocating mode.

The crushing member comprises a rotating rod 111 which is rotatably penetrated through the bottom of the protection box 13, a bevel gear 112 is fixedly connected to one end of the rotating rod 111 and one end of the rotating shaft 85, which are positioned in the protection box 13, the two bevel gears 112 are meshed, the lower end of the rotating rod 111 extends into the feed hopper 10 and is fixedly connected with a conical distribution block 113, a conical crushing block 114 is fixedly connected to the lower end of the conical distribution block 113, and a plurality of crushing teeth 115 which are uniformly distributed are fixedly connected to the side wall of the conical crushing block 114 and the inner wall of the feed hopper 10.

When the mixed liquid of the fertilizer and the liquid needs to be prepared in advance, a worker can firstly move the liquid inlet pipe 88 out of the box body 7, then start the motor 61, after the motor 61 is started, the rotating shaft 85 is driven to rotate, under the transmission action of the two bevel gears 112, the rotating shaft 85 drives the rotating rod 111 to rotate, further the conical distributing block 113 and the conical broken fragments 114 are driven to rotate, the worker can put the fertilizer and the like needing to be crushed into the feed hopper 10, the fertilizer slides down to a gap between the feed hopper 10 and the conical broken fragments 114 along the conical distributing block 113, the broken fragments 114 on the side wall of the conical broken fragments 114 and the breaking teeth 115 on the inner wall of the feed hopper 10 are matched with each other to break the sliding fertilizer, the broken fertilizer enters the box body 7, after the breaking of the fertilizer and the appropriate amount of the fertilizer, the worker can pour other liquid such as appropriate amount of water into the box body 7 from the feed hopper 10, the liquid is poured into the conical distributing block 113, the conical broken fragments 114 and the fertilizer attached to the box body 7 from the feed hopper 10, when the motor 61 is started, the stirring rod 92 in the box body 7 can be inserted into the fertilizer mixing tank for pouring, and the mixed liquid in the liquid inlet pipe 81 and the liquid can be poured into the tank body 7 for pouring, and the mixed liquid through the piston plate 52, and the liquid, and the mixed liquid can be poured into the fertilizer tank 7.

Be equipped with cavity 14 in the first riser 2, a plurality of places and all communicate between frame 4 and the cavity 14 and have first fluid-discharge tube 15, fixedly connected with collects frame 16 on the first riser 2, collects and communicates between frame 16 and the cavity 14 and have second fluid-discharge tube 17, and first fluid-discharge tube 15 sets up in the position of being close to and placing frame 4 bottom department, and second fluid-discharge tube 17 sets up in the position of being close to cavity 14 bottom department.

In order to avoid the liquid in the culture dish to be too much and flood the bad plant, can set up the hole that leaks on the culture dish, liquid falls to placing in the frame 4 through the hole that leaks on the culture dish, and the liquid of placing in the frame 4 can be along first fluid-discharge tube 15 entering cavity 14, and the liquid in the cavity 14 can be along second fluid-discharge tube 17 entering collection frame 16 in, and collection frame 16 can be collected unnecessary liquid effectively, and then has reduced the waste of liquid.

A plurality of second sliding holes 18 are formed in the second vertical plate 3, the second sliding holes 18 are respectively arranged in one-to-one correspondence with the first sliding holes 12, second sliding blocks 19 are connected in the second sliding holes 18 in a sliding mode, one end, far away from the connecting pipe 54, of the cylinder 52 is fixedly connected to the second sliding blocks 19, and the number of the cylinder 52 is the same as that of the second sliding blocks 19 and the cylinder 52 is arranged in pairs.

The arrangement of the second slide hole 18 and the second slide block 19 can effectively improve the stability of the reciprocating movement of the cylinder 52.

A hard protection pipe 20 is fixedly penetrated in the through hole, and a liquid inlet pipe 88 penetrates through the hard protection pipe 20 in a sliding manner.

The hard protection pipe 20 can effectively limit the liquid inlet pipe 88, and can effectively prevent the liquid inlet pipe 88 from colliding with the stirring rod 92 and the rotating column 91 in the box body 7.

A discharge pipe 21 is fixedly communicated with the bottom of the box body 7 and the bottom of the collection frame 16, and a sealing cover 22 is connected to the discharge pipe 21 in a threaded manner.

The arrangement of the discharge pipe 21 and the sealing cover 22 facilitates the discharge of the liquid from the tank 7 or the collection frame 16 by the operator according to the actual needs.

The using method comprises the following steps: when fertilizer needs to be sprayed onto a culture dish in the placing frame 4, a worker can firstly move the liquid inlet pipe 88 out of the hard protective pipe 20, then start the motor 61, after the motor 61 is started, an output shaft of the motor drives the reciprocating screw rod 62 to rotate, under the transmission action of a belt pulley and a belt, the motor 61 drives the rotating shaft 85 to rotate, under the transmission action of two bevel gears 112, the rotating shaft 85 rotates to drive the rotating rod 111 to rotate, the rotating rod 111 rotates to drive the conical material distributing block 113 and the conical broken pieces 114 to rotate, the worker can place the fertilizer to be broken into the feeding hopper 10, the fertilizer slides down into a gap between the feeding hopper 10 and the conical broken pieces 114 along the conical material distributing block 113, the broken fertilizer enters the box body 7, after the breaking of the fertilizer is completed, the worker can pour a proper amount of other liquid such as water into the box body 7 from the feeding hopper 10, the liquid poured into the feeding hopper 10 can drive the conical material distributing block 113, the conical broken material distributing block 114 and the feeding hopper 10 to rotate to drive the rotating rod 94 to move up and down, the piston 92 and down to rotate to drive the piston 92 to rotate reciprocally, the piston 92 to stir the straight piston cylinder 85 and the piston 92 to rotate, the piston 92 to stir up and down, the piston 92 to rotate to stir up and down, the reciprocating piston 92 to stir up and down, the straight piston 92 to stir up and down to stir up and back the box body 83, when the piston plate 82 moves upwards in the piston cylinder 81, liquid in the box body 7 is sucked into the piston cylinder 81 through the liquid inlet pipe 88, when the piston plate 82 moves downwards in the piston cylinder 81, liquid in the piston cylinder 81 is led into the connecting pipe 54 through the liquid outlet pipe 89, then the liquid in the connecting pipe 54 is led into the cylinder body 52, finally the liquid in the cylinder body 52 is sprayed out through the spray head 53, the reciprocating screw rod 62 rotates to enable the first sliding block 51, the connecting pipe 54, the cylinder body 52 and the spray head 53 to horizontally reciprocate, fertilizer can be fully and uniformly sprayed on a culture dish in the placing frame 4 in the horizontal reciprocating process of the spray head 53, in order to avoid that the plant is damaged due to excessive liquid in the culture dish, water leakage holes are formed in the culture dish, the liquid falls into the placing frame 4 through the water leakage holes in the culture dish, the liquid in the placing frame 4 can enter the cavity 14 along the first liquid discharge pipe 15, the liquid in the cavity 14 can enter the collecting frame 16 along the second liquid discharge pipe 17, the collecting frame 16 can effectively collect excessive liquid, and further reduce waste.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a maize breeding cultivation frame, includes base (1), its characterized in that: a first vertical plate (2) and a second vertical plate (3) are fixedly mounted at the upper end of the base (1), a plurality of placing frames (4) are fixedly mounted between the first vertical plate (2) and the second vertical plate (3), a spraying part is mounted on the first vertical plate (2), a driving part for driving the spraying part to do horizontal reciprocating motion is mounted on the first vertical plate (2), a box body (7) is fixedly mounted on the first vertical plate (2), a drawing part which is matched with the driving part and used for guiding liquid in the box body (7) into the spraying part is further mounted on the first vertical plate (2), a stirring part which is matched with the drawing part is mounted on the box body (7), a feeding hopper (10) is fixedly communicated with the top of the box body (7), and a crushing part which is matched with the drawing part is mounted in the feeding hopper (10);

the spray part comprises a plurality of first sliding holes (12), the first vertical plate (2) is provided with a plurality of first sliding blocks (51), the first sliding blocks (51) are connected in the first sliding holes (12) in a sliding mode, the number of the first sliding blocks (51) is the same as that of the first sliding holes (12) and are arranged in pairs, a cylinder body (52) penetrates through the first sliding blocks (51), the cylinder body (52) is fixedly communicated with a plurality of spray heads (53), and one end of each cylinder body (52) is fixedly communicated with a same connecting pipe (54);

a protective box (13) is fixedly mounted on the first vertical plate (2), the driving piece comprises a motor (61) fixedly mounted on the protective box (13), the tail end of an output shaft of the motor (61) rotates to penetrate through the protective box (13), a reciprocating screw rod (62) is rotatably mounted in the first sliding hole (12) at the uppermost part, the reciprocating screw rod (62) penetrates through the first sliding block (51) at the uppermost part in a threaded manner, and the tail end of the output shaft of the motor (61) rotates to penetrate through the inner wall of the first sliding hole (12) at the uppermost part and is fixedly connected with one end of the reciprocating screw rod (62);

the drawing part comprises a piston cylinder (81) fixedly mounted on the first vertical plate (2), the piston cylinder (81) is connected with a piston plate (82) in a sliding and sealing mode, a rectangular block (83) is fixedly connected onto the piston plate (82), a limiting block (84) is fixedly connected onto the piston cylinder (81), the rectangular block (83) penetrates through the limiting block (84) in a sliding mode, a rotating shaft (85) penetrates through the inner wall of the protection box (13) in a rotating mode, a rotating disc (86) is fixedly connected to one end, located outside the protection box (13), of the rotating shaft (85), a connecting rod (87) is hinged between the rotating disc (86) and the rectangular block (83), a liquid inlet pipe (88) and a liquid outlet pipe (89) are fixedly communicated to the bottom of the piston cylinder (81), and one-way pressure valves (891) are mounted on the liquid inlet pipe (88) and the liquid outlet pipe (89);

the improved liquid-feeding type electric motor is characterized in that a through hole is formed in the top of the box body (7), one end, far away from the piston cylinder (81), of the liquid inlet pipe (88) movably penetrates through the through hole and extends to the bottom of the box body (7), one end, far away from the piston cylinder (81), of the liquid outlet pipe (89) is fixedly communicated with one end of the liquid outlet pipe (89) on the connecting pipe (54), the output shaft of the motor (61) and the part, located in the protective box (13), of the rotating shaft (85) are fixedly connected with belt pulleys in a coaxial mode, and the two belt pulleys are connected through belt transmission.

2. A corn breeding and cultivating frame as claimed in claim 1, wherein: the stirring piece runs through rotation post (91) of box (7) inner wall including sealed rotation, it is located a plurality of puddlers of part fixedly connected with (92) of box (7) to rotate post (91), the upper end fixedly connected with installation piece (93) of rectangular block (83), the lower extreme fixedly connected with rack plate (94) of installation piece (93), it is located outer coaxial fixedly connected with straight-teeth gear (95) of part of box (7) to rotate post (91), rack plate (94) and straight-teeth gear (95) meshing.

3. The corn breeding and cultivating frame as claimed in claim 2, wherein: broken piece is including rotating dwang (111) that runs through protective housing (13) bottom, dwang (111) and pivot (85) are located equal fixedly connected with bevel gear (112), two of one end in protective housing (13) bevel gear (112) meshing, the lower extreme of dwang (111) extends to in feeder hopper (10) and fixedly connected with toper distributor block (113), broken piece (114) of lower extreme fixedly connected with toper of toper distributor block (113), broken tooth (115) of a plurality of evenly distributed of equal fixedly connected with on the lateral wall of the broken piece of toper (114) and the inner wall of feeder hopper (10).

4. A corn breeding and cultivating frame as claimed in claim 1, wherein: be equipped with cavity (14) in first riser (2), it is a plurality of place all to communicate between frame (4) and cavity (14) has first fluid-discharge tube (15), fixedly connected with collects frame (16) on first riser (2), it has second fluid-discharge tube (17) to communicate between collection frame (16) and cavity (14).

5. A corn breeding and cultivating frame as claimed in claim 1, wherein: a plurality of second sliding holes (18) are formed in the second vertical plate (3), the second sliding holes (18) and the first sliding holes (12) are arranged in a one-to-one correspondence mode, second sliding blocks (19) are connected in the second sliding holes (18) in a sliding mode, one end, far away from the connecting pipe (54), of the cylinder body (52) is fixedly connected to the second sliding blocks (19), and the number of the cylinder body (52) is the same as that of the second sliding blocks (19) and the cylinder body (52) is arranged in pairs.

6. The corn breeding and cultivating frame as claimed in claim 1, wherein: a hard protective pipe (20) is fixedly arranged in the through hole in a penetrating mode, and the liquid inlet pipe (88) penetrates through the hard protective pipe (20) in a sliding mode.

7. A maize breeding cultivation frame of claim 4, characterized in that: and the bottom of the box body (7) and the bottom of the collecting frame (16) are both fixedly communicated with a discharge pipe (21), and a sealing cover (22) is connected to the discharge pipe (21) in a threaded manner.