CN112913522A

CN112913522A - Crop genetic breeding cultivation frame

Info

Publication number: CN112913522A
Application number: CN202110121446.XA
Authority: CN
Inventors: 张永兰; 李洪德; 吴振海; 谢天艳
Original assignee: Qinghai Qaidam Vocational And Technical College
Current assignee: Qinghai Qaidam Vocational And Technical College
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-06-08
Anticipated expiration: 2041-01-28
Also published as: CN112913522B

Abstract

The invention relates to the technical field of crop genetic breeding and discloses a crop genetic breeding cultivation frame which comprises four cultivation rods which are arranged in a rectangular shape, wherein each cultivation rod comprises a rod body, a connecting cylinder and an inserting rod which are fixedly connected in sequence from top to bottom; further comprising: the supporting component is movably arranged below the outer wall of the rod body and used for supporting crops to prevent the crops from toppling over; the collection subassembly that the activity setting is used for bearing crop fruit and collects crop seed in the top of body of rod outer wall. Two screw rods are rotated to enable two supporting sleeves to be gradually close to each other, the two supporting sleeves are close to each other and can clamp the trunk of the crop between the two supporting sleeves, the trunk of the crop is convenient to support, and the crop is prevented from being influenced by external environment factors such as wind, rain and the like and toppled over. The fruit that the crop went out can be taken on the second horizontal pole, prevents that the fruit from too heavily pressing down the truck of crop, simultaneously, when the seed on the fruit drops, pulls out the pull rod and can utilize string bag pocket to live the seed, is convenient for collect the seed.

Description

Crop genetic breeding cultivation frame

Technical Field

The invention relates to the technical field of crop genetic breeding, in particular to a crop genetic breeding cultivation frame.

Background

Crop breeding is a technology for improving the genetic characteristics of crops to cultivate high-yield and high-quality varieties, is also called crop variety improvement, is based on genetics as a theoretical basis, comprehensively applies various disciplinary knowledge such as plant ecology, plant physiology, biochemistry, plant pathology, biomedicine and the like, is a biotechnology with low investment and high benefit, and has very important significance for the development of planting production.

The Chinese patent publication number is: CN 206323873U's utility model patent, it discloses a genetic breeding cultivation frame, including planting case, incubator, crop and firing equipment, planting case upper end opening, plant incasement portion bottom surface to last and be equipped with a soil horizon and fertilizer layer respectively down, plant equal perpendicular fixed mounting cylinder guide rail on the relative both sides inner wall of incasement portion, equal slidable mounting SBR slider on the cylinder guide rail, a fixed mounting collecting box between two SBR sliders, collecting box upper end opening is equipped with a through-hole on the collecting box bottom surface, the crop plant in soil horizon on, the through-hole on the collecting box is passed to the crop upper end, extends to collecting box upper end department, incubator fixed mounting is on the outer wall on planting case right side. The utility model discloses simple structure, convenient to use can effectual observation crop growth and the situation of cultivateing, avoids receiving external factors's influence.

In the above patent, although the conditions of crop growth and cultivation can be effectively observed, and the influence from external factors can be avoided, in practical application, we find that there still exist certain disadvantages, such as: 1. crops are grown in artificial devices rather than natural environments, and the seeds cultured in such a way are likely to be abnormal when planted in a large range; 2. although the seeds of the crops can be collected by the collecting box in the patent, the trunk and the fruits of the crops are inconvenient to support, the practicability is poor, and the crops are easily toppled over under the influence of external factors such as wind, rain and the like when the crops are planted in a natural environment; 3. in the above-mentioned patent, do not possess the function of intelligent irrigation, when soil drought, untimely watering can lead to the plant death, especially to some water-loving plants, however above-mentioned patent technique can not irrigate in soil drought voluntarily, still needs artifical observation manual irrigation.

Based on this, we propose a crop genetic breeding cultivation frame, hope to solve the disadvantages in the prior art.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a crop genetic breeding cultivation frame which has the advantages of being convenient for supporting the trunk and the fruits of crops, being convenient for collecting crop seeds and being capable of automatically irrigating in drought.

(II) technical scheme

In order to realize the purposes of supporting the trunk and the fruits of the crop conveniently, collecting the seeds of the crop conveniently and automatically irrigating in drought, the invention provides the following technical scheme: a crop genetic breeding cultivation frame comprises four cultivation rods which are arranged in a rectangular shape, wherein each cultivation rod comprises a rod body, a connecting cylinder and an inserting rod which are fixedly connected from top to bottom in sequence; further comprising:

the supporting component is movably arranged below the outer wall of the rod body and used for supporting crops to prevent the crops from toppling over;

the collection subassembly that the activity setting is used for bearing crop fruit and collects crop seed in the top of body of rod outer wall.

As a preferred technical scheme of the invention, the support assembly comprises first movable blocks, first cross rods and a support sleeve, the first movable blocks are sleeved on the outer wall of the rod body, the first cross rods are fixedly installed between two longitudinally adjacent first movable blocks, nuts are fixedly installed inside the first cross rods, the inner walls of the nuts are in threaded connection with lead screws, handles are fixedly installed at the outward ends of the lead screws, support sleeves are movably connected at the inward ends of the lead screws, guide rods are also fixedly installed on the outer walls of the support sleeves, and the guide rods are inserted inside the first cross rods.

As a preferable technical scheme of the invention, the collecting component comprises a second movable block, a second cross bar and a net bag, the outer wall of the rod body is sleeved with second movable blocks, a second transverse rod is fixedly arranged between two longitudinally adjacent second movable blocks, damping lantern rings are fixedly arranged on the inner walls of the left side and the right side of the second cross rod, drawing rods are inserted into the damping lantern rings, a limiting block is fixedly arranged at one end of each drawing rod, which is positioned in the second cross rod, used for preventing the pulling rod from separating from the damping lantern ring, one end of the pulling rod positioned outside the second cross rod is fixedly provided with a pulling ring, the outer wall of the drawing rod is also fixedly provided with a connecting rod, the outer wall of the connecting rod is fixedly provided with a net bag, the outer wall of string bag is convoluteed there is the spool, the equal swing joint in both ends of spool has the fixed plate, fixed plate fixed mounting is on the inner wall of second horizontal pole.

As a preferable technical scheme of the invention, a spring is further arranged at the joint of the two ends of the winding shaft and the fixing plate, and the restoring force of the deformation of the spring is smaller than the friction force between the damping lantern ring and the pull rod.

As a preferred technical scheme of the invention, racks are fixedly arranged on the outward sides of the four rod bodies, gears matched with the racks are movably arranged inside the first movable block and the second movable block, the gears are rotatably arranged on the inner walls of the first movable block and the second movable block, one side of each gear is meshed with the corresponding rack, a limiting rod is clamped on the other side of each gear, a pressing plate is fixedly arranged at the tail end of the limiting rod, a spring is fixedly arranged on the outer wall of the pressing plate, a mounting box is fixedly arranged at the tail end of the spring, and the mounting box is fixedly arranged on the inner walls of the first movable block and the second movable block.

As a preferable technical scheme of the invention, one end of the limiting rod, which is in contact with the gear, is an arc surface, so that the gear can push the limiting rod inwards when being stressed to rotate.

As a preferred technical scheme of the invention, a connecting plate is fixedly arranged between two transversely adjacent connecting cylinders, a storage battery and a controller are respectively arranged at two sides of the outer wall of the connecting plate, a soil humidity sensor is fixedly arranged in the middle of the outer wall of the connecting plate, and a detection end and an insertion rod of the soil humidity sensor are inserted into the ground.

As a preferred technical scheme of the invention, the top of the rod body is fixedly provided with the water collecting hopper, the inside of the rod body is provided with the vertical groove, the bottom of the water collecting hopper is communicated with the vertical groove, and the communicated part is also fixedly provided with the filter screen for filtering sundries.

As a preferred technical scheme of the invention, a water collecting cavity communicated with the vertical groove is formed in the connecting cylinder and used for storing rainwater, an irrigation cavity communicated with the water collecting cavity is formed in the inserting rod, a waterproof box is fixedly mounted on the inner bottom wall of the irrigation cavity, a motor is fixedly mounted in the waterproof box, a rotating cylinder is fixedly mounted at the top of an output shaft of the motor, the rotating cylinder is rotatably arranged in the irrigation cavity, and control holes are uniformly formed in the outer wall of the rotating cylinder.

As a preferable technical scheme of the invention, the outer wall of the inserted bar is also uniformly provided with water outlet holes corresponding to the control holes.

(III) advantageous effects

Compared with the prior art, the invention provides a crop genetic breeding cultivation frame, which has the following beneficial effects:

1. this crop genetic breeding cultivation frame, four cultivation poles that are the rectangle and arrange insert soil around the crop, rotate two lead screws and can make two support covers be close to gradually or keep away from gradually, when two support covers were close to each other, can be convenient for strut the crop truck to the truck centre gripping of crop between two support covers, prevent that the crop from receiving external environmental factors such as wind, rain to influence and topple over.

2. This crop genetic breeding cultivation frame, the fruit that the crop went out can be taken on the second horizontal pole, is convenient for strut the fruit, can prevent that the fruit from too heavily pressing down the truck of crop, and simultaneously, when the seed on the fruit drops, the pull rod of pulling out can utilize the string bag to live the seed, prevents that the seed from scattering on the ground, is convenient for unify the collection processing to the seed.

3. This crop genetic breeding cultivation frame, first movable block and the equal activity of second movable block set up on the body of rod, and upwards pulling or first movable block of promotion downwards and second movable block just can make first horizontal pole and second horizontal pole upwards or remove downwards need not use electrical equipment such as motor to control, also need not use tools such as bolts to carry on spacingly, adjust more convenience, the cost is also lower.

4. This crop genetic breeding cultivation frame, during the rain, the rainwater that falls is collected by the water collecting bucket, store in the chamber that catchments through erecting the groove, soil moisture sensor can monitor the humidity of soil, when soil moisture is too low when drought, soil moisture sensor passes through controller control motor operation, it is rotatory that the motor operation drives the rotary drum, make the apopore coincidence on the control hole on the rotary drum and the inserted bar, the rainwater of storing can flow through control hole and apopore in the chamber that catchments this moment, be convenient for irrigate the crop, prevent the arid crop and die.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial perspective view of the retaining sleeve of the present invention;

FIG. 3 is a side sectional view of a second beam portion of the present invention;

FIG. 4 is a front view of the overall structure of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4 according to the present invention;

FIG. 6 is an enlarged schematic view of a portion of the web of the present invention;

FIG. 7 is a cross-sectional view of a portion of the wand and connector barrel of the present invention;

FIG. 8 is an enlarged view taken at B of FIG. 7 in accordance with the present invention;

FIG. 9 is a perspective view of a portion of the drum of the present invention.

In the figure: 1. a rod body; 2. a connecting cylinder; 3. inserting a rod; 4. a first movable block; 5. a first cross bar; 6. a screw rod; 7. supporting a sheath; 8. a guide bar; 9. a second movable block; 10. a second cross bar; 11. a damping collar; 12. drawing a rod; 13. a pull ring; 14. a limiting block; 15. a connecting rod; 16. a net bag; 17. a reel; 18. a fixing plate; 19. a rack; 20. a gear; 21. a limiting rod; 22. pressing a plate; 23. a spring; 24. mounting a box; 25. a connecting plate; 26. a soil humidity sensor; 27. a controller; 28. a storage battery; 29. a water collecting hopper; 30. a filter screen; 31. a vertical slot; 32. a water collection cavity; 33. a water outlet hole; 34. a waterproof box; 35. a motor; 36. a rotating drum; 37. and controlling the hole.

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-9, a crop genetic breeding cultivation frame comprises four cultivation rods arranged in a rectangular shape, wherein each cultivation rod comprises a rod body 1, a connecting cylinder 2 and an inserting rod 3 which are fixedly connected from top to bottom in sequence; further comprising:

the supporting component is movably arranged below the outer wall of the rod body 1 and used for supporting crops to prevent the crops from toppling over;

the collection subassembly that the activity setting is used for bearing crop fruit and collects crop seed in the top of body of rod 1 outer wall.

In the embodiment, the supporting assembly comprises first movable blocks 4, first cross bars 5 and supporting sleeves 7, the first movable blocks 4 are sleeved on the outer wall of the rod body 1, the first cross bars 5 are fixedly installed between two longitudinally adjacent first movable blocks 4, nuts are fixedly installed inside the first cross bars 5, the inner walls of the nuts are in threaded connection with screw rods 6, handles are fixedly installed at the outward ends of the screw rods 6, supporting sleeves 7 are movably connected at the inward ends of the screw rods 6, guide rods 8 are further fixedly installed on the outer wall of the supporting sleeves 7, the guide rods 8 are inserted inside the first cross bars 5, the two supporting sleeves 7 can be gradually close to or gradually far away from by rotating the two screw rods 6, when two sheaths 7 are close to each other, the trunk of the crop can be clamped between the two sheaths 7, so that the trunk of the crop is conveniently supported, and the crop is prevented from being toppled over due to the influence of external environmental factors such as wind, rain and the like.

In this embodiment, the collecting assembly includes second movable blocks 9, second cross bars 10 and net bags 16, the outer wall of the rod body 1 is sleeved with the second movable blocks 9, the second cross bars 10 are fixedly installed between two vertically adjacent second movable blocks 9, the inner walls of the left and right sides of the second cross bars 10 are fixedly installed with damping lantern rings 11, the interior of the damping lantern rings 11 is inserted with pulling rods 12, one ends of the pulling rods 12 located inside the second cross bars 10 are fixedly installed with limit blocks 14 for preventing the pulling rods 12 from separating from the damping lantern rings 11, one ends of the pulling rods 12 located outside the second cross bars 10 are fixedly installed with pull rings 13, the outer wall of the pulling rods 12 is also fixedly installed with connecting rods 15, the outer wall of the connecting rods 15 is fixedly installed with the net bags 16, the outer wall of the net bags 16 is wound with a reel 17, both ends of the reel 17 are movably connected with fixing plates 18, the fixing plates 18 are fixedly installed on the inner wall, the fruit that the crop went out can be taken on second horizontal pole 10, is convenient for strut the fruit, can prevent that the fruit from too heavily pressing down the truck of crop, and simultaneously, when the seed on the fruit drops, pull out pull rod 12 and can utilize string bag 16 to catch the seed, prevent that the seed from scattering on the ground, be convenient for collect the processing in unison to the seed.

In this embodiment, the both ends of spool 17 and the junction of fixed plate 18 still are provided with the clockwork spring, the restoring force that the clockwork spring warp is less than the frictional force between the damping lantern ring 11 and the pump rod 12, pump rod 12 is pulled out and is driven string bag 16 and remove, make it expand from spool 17, can accept the seed of crop, the clockwork spring atress warp this moment, when need not use string bag 16, directly push pump rod 12 in second horizontal pole 10 can, the clockwork spring reconversion also can drive spool 17 rotatory, make string bag 16 twine on spool 17 again, be convenient for accomodate.

In this embodiment, racks 19 are further fixedly disposed on outward sides of the four rod bodies 1, gears 20 matched with the racks 19 are movably disposed inside the first movable block 4 and the second movable block 9, the gears 20 are rotatably disposed on inner walls of the first movable block 4 and the second movable block 9, one side of each gear 20 is engaged with the rack 19, a limiting rod 21 is clamped on the other side of each gear 20, a pressing plate 22 is fixedly disposed at a tail end of the limiting rod 21, a spring 23 is fixedly disposed on an outer wall of the pressing plate 22, a mounting box 24 is fixedly disposed at a tail end of the spring 23, the mounting box 24 is fixedly mounted on inner walls of the first movable block 4 and the second movable block 9, one end of each limiting rod 21, which is in contact with the corresponding gear 20, is an arc surface, so that the corresponding gear 20 can push the corresponding limiting rod 21 inward when the corresponding gear 20 is rotated under a force, the gears 20 inside the first movable block 4 and the second movable block 9 are engaged with the, the gear 20 is locked by the limiting rod 21 and cannot rotate, so that the first movable block 4 and the second movable block 9 can be fixed on the rod body 1 when not subjected to external force, when the positions of the first movable block 4 and the second movable block 9 need to be adjusted, the first movable block 4 and the second movable block 9 are directly pulled upwards or pushed downwards, the first movable block 4 and the second movable block 9 are stressed upwards or downwards to drive the gear 20 to rotate through the rack 19, the gear 20 rotates to push the limiting rod 21 with the top end being an arc surface to retract inwards in a circulating mode and clamp between different teeth, the spring 23 is also compressed in a circulating mode, after the first movable block 4 and the second movable block 9 are not stressed any more, the limiting rod 21 is still clamped between the teeth to limit the rotation of the gear 20, and further limit the positions of the first movable block 4 and the second movable block 9.

In this embodiment, still fixed mounting has connecting plate 25 between two horizontal adjacent connecting cylinders 2, the outer wall both sides of connecting plate 25 are equipped with battery 28 and controller 27 respectively, the outer wall middle part fixed mounting of connecting plate 25 has soil moisture sensor 26, soil moisture sensor 26's sense terminal and inserted bar 3 all insert ground, soil moisture sensor 26 can monitor the humidity of soil, when soil moisture is too low too arid, soil moisture sensor 26 irrigates through the operation of controller 27 control motor 35.

In this embodiment, the top fixed mounting of the body of rod 1 has water collecting bucket 29, and vertical slot 31 has been seted up to the inside of the body of rod 1, and water collecting bucket 29's bottom and vertical slot 31 link up each other, and the department of link up still fixed mounting has filter screen 30 for filter debris.

In this embodiment, a water collecting cavity 32 communicated with the vertical groove 31 is formed inside the connecting cylinder 2 for storing rainwater, an irrigation cavity communicated with the water collecting cavity 32 is formed inside the inserted rod 3, a waterproof box 34 is fixedly installed on the inner bottom wall of the irrigation cavity, a motor 35 is fixedly installed inside the waterproof box 34, a rotating cylinder 36 is fixedly installed at the top of an output shaft of the motor 35, the rotating cylinder 36 is rotatably arranged inside the irrigation cavity, control holes 37 are uniformly formed in the outer wall of the rotating cylinder 36, water outlet holes 33 corresponding to the control holes 37 are uniformly formed in the outer wall of the inserted rod 3, the rotating cylinder 36 is driven by the motor 35 to rotate, the control holes 37 in the rotating cylinder 36 are overlapped with the water outlet holes 33 in the inserted rod 3, at this time, rainwater stored in the water collecting cavity 32 can flow out through the control holes 37 and the water outlet holes 33, irrigation for crops is facilitated, crop drought and death are prevented, preferably, the size of the overlapped area of the control hole 37 and the water outlet hole 33 can also be controlled, so that the irrigation is more convenient.

The working principle and the using process of the invention are as follows:

the four cultivation rods which are arranged in a rectangular shape are inserted into soil around crops, the two supporting sheaths 7 can be gradually close to or away from each other by rotating the two screw rods 6, when the two supporting sheaths 7 are close to each other, the trunk of the crops can be clamped between the two supporting sheaths 7, so that the trunk of the crops can be conveniently supported, and the crops can be prevented from toppling over due to the influence of external environmental factors such as wind, rain and the like;

the fruit that the crop went out can be taken on second horizontal pole 10, is convenient for strut the fruit, can prevent that the fruit from too heavily pressing down the truck of crop, and simultaneously, when the seed on the fruit drops, pull out pull rod 12 and can utilize 16 pockets in the string bag to live the seed, prevent that the seed from scattering on the ground, be convenient for unify the collection processing to the seed, specific:

the drawing rod 12 is pulled out to drive the string bag 16 to move, so that the string bag is unfolded from the reel 17 and can bear seeds of crops, the spring is stressed and deformed at the moment, when the string bag 16 is not needed, the drawing rod 12 is directly pushed into the second cross rod 10, the spring can drive the reel 17 to rotate after being restored, and the string bag 16 is wound on the reel 17 again and is convenient to store;

first movable block 4 and the equal activity of second movable block 9 set up on the body of rod 1, upwards stimulate or promote first movable block 4 and second movable block 9 downwards just can make first horizontal pole 5 and second horizontal pole 10 upwards or move down, need not use electrical equipment such as motor to control, also need not use instruments such as bolts to carry on spacingly, adjust more convenient, the cost is also lower, specific:

the gear 20 inside the first movable block 4 and the second movable block 9 is engaged with the rack 19 on the outer wall of the rod body 1, and the gear 20 is locked by the limiting rod 21 and can not rotate, therefore, the first movable block 4 and the second movable block 9 can be fixed on the rod body 1 when no external force is applied, and when the positions of the first movable block 4 and the second movable block 9 need to be adjusted, the first movable block 4 and the second movable block 9 are directly pulled upwards or pushed downwards, the first movable block 4 and the second movable block 9 are stressed upwards or downwards and can drive the gear 20 to rotate through the rack 19, the gear 20 rotates to push the limiting rod 21 with the top end being a cambered surface to retract inwards in a circulating way and be clamped between different teeth, the spring 23 is also compressed in a circulating way, and after the first movable block 4 and the second movable block 9 are not stressed any more, the limiting rod 21 is still clamped between teeth to limit the rotation of the gear 20, so as to limit the positions of the first movable block 4 and the second movable block 9;

when raining, the rainwater that falls is collected by water collecting bucket 29, store in water collecting cavity 32 through erecting groove 31, soil moisture sensor 26 can monitor the humidity of soil, when soil moisture is too low too arid, soil moisture sensor 26 passes through controller 27 control motor 35 operation, motor 35 operation drives rotary drum 36 rotatory, make control hole 37 on the rotary drum 36 coincide with apopore 33 on the inserted bar 3, the rainwater of storing can flow out through control hole 37 and apopore 33 in the water collecting cavity 32 this moment, be convenient for irrigate the crop, prevent the crop drought and die, preferably, control hole 37 still can control the velocity of water play with the coincidence zone size of apopore 33, be more convenient for irrigate.

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 crop genetic breeding cultivation frame which characterized in that: the cultivation device comprises four cultivation rods which are arranged in a rectangular shape, wherein each cultivation rod comprises a rod body (1), a connecting cylinder (2) and an inserting rod (3) which are fixedly connected from top to bottom in sequence; further comprising:

the supporting component is movably arranged below the outer wall of the rod body (1) and used for supporting crops to prevent the crops from toppling over;

the collection subassembly that activity setting was used for bearing crop fruit and collected crop seed in the top of body of rod (1) outer wall.

2. The crop genetic breeding cultivation shelf as claimed in claim 1, wherein: support the subassembly and include first movable block (4), first horizontal pole (5) and a sheath (7), first movable block (4) have all been cup jointed on the outer wall of the body of rod (1), and equal fixed mounting has first horizontal pole (5) between two vertical adjacent first movable blocks (4), the inside of first horizontal pole (5) has set firmly the screw, the inner wall threaded connection of screw has lead screw (6), lead screw (6) one end fixed mounting outwards has the handle, lead screw (6) one end swing joint inwards has a sheath (7), the outer wall of a sheath (7) is fixed mounting still has guide bar (8), guide bar (8) are pegged graft in the inside of first horizontal pole (5).

3. The crop genetic breeding cultivation shelf as claimed in claim 2, wherein: the collecting assembly comprises second movable blocks (9), a second cross rod (10) and a net bag (16), the second movable blocks (9) are sleeved on the outer wall of the rod body (1), the second cross rod (10) is fixedly installed between every two vertically adjacent second movable blocks (9), damping lantern rings (11) are fixedly installed on the inner walls of the left side and the right side of the second cross rod (10), drawing rods (12) are inserted into the damping lantern rings (11), a limiting block (14) is fixedly installed at one end, located inside the second cross rod (10), of each drawing rod (12) and used for preventing each drawing rod (12) from being separated from each damping lantern ring (11), a pull ring (13) is fixedly installed at one end, located outside the second cross rod (10), of each drawing rod (12), a connecting rod (15) is fixedly installed on the outer wall of each connecting rod (15), and a net bag (16) is fixedly installed on the outer wall of each connecting rod (15), the outer wall of string bag (16) is convoluteed and is had spool (17), the equal swing joint in both ends of spool (17) has fixed plate (18), fixed plate (18) fixed mounting is on the inner wall of second horizontal pole (10).

4. The crop genetic breeding cultivation shelf as claimed in claim 3, wherein: the connecting part of the two ends of the reel (17) and the fixing plate (18) is also provided with a clockwork spring, and the restoring force of deformation of the clockwork spring is smaller than the friction force between the damping lantern ring (11) and the pull rod (12).

5. The crop genetic breeding cultivation shelf as claimed in claim 4, wherein: four body of rod (1) one side outwards is still fixed and is provided with rack (19), the inside of first movable block (4) and second movable block (9) all the activity be provided with rack (19) assorted gear (20), gear (20) rotate and set up on the inner wall of first movable block (4) and second movable block (9), one side and rack (19) of gear (20) mesh mutually, the opposite side joint of gear (20) has gag lever post (21), the terminal fixed mounting of gag lever post (21) has clamp plate (22), the outer wall fixed mounting of clamp plate (22) has spring (23), the terminal fixed mounting of spring (23) has mounting box (24), mounting box (24) fixed mounting is on the inner wall of first movable block (4) and second movable block (9).

6. The crop genetic breeding cultivation shelf as claimed in claim 5, wherein: one end of the limiting rod (21) in contact with the gear (20) is an arc surface, so that the gear (20) can push the limiting rod (21) inwards when being stressed to rotate.

7. The crop genetic breeding cultivation shelf as claimed in claim 1, wherein: horizontal adjacent two still fixed mounting has connecting plate (25) between connecting cylinder (2), the outer wall both sides of connecting plate (25) are equipped with battery (28) and controller (27) respectively, the outer wall middle part fixed mounting of connecting plate (25) has soil moisture sensor (26), the sense terminal and inserted bar (3) of soil moisture sensor (26) all insert ground.

8. The crop genetic breeding cultivation shelf as claimed in claim 7, wherein: the top fixed mounting of the body of rod (1) has water catch bowl (29), perpendicular groove (31) have been seted up to the inside of the body of rod (1), the bottom and the perpendicular groove (31) of water catch bowl (29) link up each other, and it has filter screen (30) to link up still fixed mounting in department for filter debris.

9. The crop genetic breeding cultivation shelf as claimed in claim 8, wherein: the utility model discloses a rainwater irrigation device, including connecting cylinder (2), inserted bar (3), inner bottom wall fixed mounting have a waterproof box (34), the inside of connecting cylinder (2) is seted up and is catchmented water chamber (32) that link up mutually with vertical trough (31) for store the rainwater, the inside of inserted bar (3) is seted up and is catchmented the irrigation chamber that link up mutually with water chamber (32), the inner bottom wall fixed mounting who irrigates the chamber has waterproof box (34), the inside fixed mounting of waterproof box (34) has motor (35), the output shaft top fixed mounting of motor (35) has rotary drum (36), rotary drum (36) rotate to set up in the inside of irrigating the chamber to control hole (37) have.

10. The crop genetic breeding cultivation shelf as claimed in claim 9, wherein: and water outlet holes (33) corresponding to the control holes (37) are uniformly formed in the outer wall of the inserted rod (3).