CN116897747A - Four-point vertical three-dimensional seedling raising equipment - Google Patents
Four-point vertical three-dimensional seedling raising equipment Download PDFInfo
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- CN116897747A CN116897747A CN202311008732.0A CN202311008732A CN116897747A CN 116897747 A CN116897747 A CN 116897747A CN 202311008732 A CN202311008732 A CN 202311008732A CN 116897747 A CN116897747 A CN 116897747A
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- 230000000712 assembly Effects 0.000 claims abstract description 7
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- 238000009434 installation Methods 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 9
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- 238000004458 analytical method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
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- 230000003014 reinforcing effect Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/28—Raised beds; Planting beds; Edging elements for beds, lawn or the like, e.g. tiles
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The invention discloses four-point type vertical three-dimensional seedling raising equipment which comprises a seedling raising base, a seedling raising side frame, a seedling raising tray, a chain anti-torsion guide device, a tray anti-overturning guide device and a top platform, wherein the seedling raising base is arranged on the seedling raising side frame; wherein, the seedling raising side frame is provided with a conveying chain wheel and a conveying chain, and a plurality of groups of triangular connecting rod brackets are arranged on the periphery of the conveying chain; the chain anti-torsion guide device is used for limiting the inner ends of the two support connecting rods to vertically move along the vertical conveying section of the conveying chain so as to prevent the conveying chain from torsion; the tray anti-overturning guide device comprises an anti-overturning connecting rod assembly and a constraint guide rail matched with the anti-overturning connecting rod assembly, and all the anti-overturning connecting rod assemblies slide along the corresponding constraint guide rail to limit the rotation freedom degree of the tray mounting seat in the conveying process of the seedling raising tray driven by the conveying chain, so that the seedling raising tray keeps a horizontal posture and is prevented from overturning; the seedling raising equipment has the advantages of being free from the limitation of the diameter of the chain wheel and the width of the seedling raising tray, stable in operation of the seedling raising tray, high in equipment reliability and the like, and has good popularization value.
Description
Technical Field
The invention relates to the technical field of seedling raising equipment, in particular to four-point vertical three-dimensional seedling raising equipment.
Background
The current seedling raising technology has been developed and mature, such as seed soaking time, seeding amount, seedling promoting time at specific temperature, ventilation seedling hardening time and the like, most of the current seedling raising rooms are arranged in a greenhouse, and most of the current seedling raising rooms only adopt multi-layer mechanical frames to put multi-layer seedling raising trays so as to achieve the purpose of saving space.
In order to solve the technical problem, the technical problem that has been solved, the authority bulletin number CN 217790659U provides an automatic seedling raising equipment among the prior art, this seedling raising equipment includes three-dimensional growth frame skeleton, seedling raising tray and chain, the driven voller is installed in the rotation of three-dimensional growth frame skeleton in a discontinuous way, driven gear is installed to the both ends of every driven voller respectively, because driving gear and driven gear all mesh with the chain, thereby make the chain rotate, the chain is through the driven gear that triggers the passing through the upside in proper order and the driven gear of downside from driving gear, install right angle switching-over wheel on the three-dimensional growth frame skeleton, return to the driving gear by right angle switching-over wheel again, form the circulation, can drive the seedling raising tray of installing on the chain through the rotation of chain, make the position of seedling raising tray change, in this automatic seedling raising equipment upper and lower cyclic motion in-process, can realize the growth balance demand of rice seedling temperature, humidity.
In addition, the authorized bulletin number is CN 203378331U in the prior art provides a full-automatic intelligent seedling raising and seedling raising assembly line, including seedling raising room and the circulation seedling raising device in the seedling raising room, circulation seedling raising device includes three-dimensional seedling raising side bearer, initiative chain wheel group, a plurality of upper and lower chain wheel groups, first chain, second chain, drive arrangement and hang the seedling tray hanging basket on first chain, second chain, first chain and second chain are upper and lower chain wheel group in the W type mode and are walked around upper and lower chain wheel group, and make the seedling tray hanging basket on this section of first, second chain between adjacent upper and lower chain wheel group be stair step form and arrange from top to bottom, drive arrangement and controlling means control are connected and drive initiative chain wheel group drive first chain and second chain circulation motion. The seedling raising tray forms a multilayer three-dimensional structure on the seedling tray hanging basket for storage, and the chains are arranged in a W shape, so that the light receiving area of the seedling raising tray is uniform, light rays can not be blocked, seedlings have balanced growth environments, and the positions of the seedling trays can be changed through the chain groups.
The mechanical structure of the two three-dimensional seedling raising side frames is realized by utilizing a chain wheel and chain mechanism, the seedling raising trays are directly connected to the chain links in a hanging way, all the seedling raising trays are connected in series by using the same chain, the seedling raising trays maintain a horizontal posture by means of gravity, the seedling raising trays can realize the purpose of balanced growth along with the up-down circular motion of the chain, but the driving mode has the following defects: 1. when one of the adjacent seedling raising trays is wound on the chain wheel, the distance between the adjacent seedling raising tray and the other seedling raising tray to be wound is relatively short, the two seedling raising trays are related to the diameter of the chain wheel and the width of the seedling raising tray, the width of the seedling raising tray is limited by the distance between the adjacent two chains, a chain wheel with a larger diameter (the diameter of the chain wheel is larger than the width of the seedling raising tray) is required to ensure the gap between the seedling raising trays, the relative distance between the adjacent two seedling raising trays is required to be larger than the width of the seedling raising tray in the motion process of the adjacent two seedling raising trays, the chain wheel with a larger diameter is required for the 300mm wide seedling raising tray, the cost is relatively high, the distance between the adjacent two seedling raising trays is required to be larger for the 300mm wide seedling raising tray, the space between the adjacent two seedling raising trays is required to be larger, and the spacing between the adjacent two seedling raising trays is required to be 400mm, so that the space utilization rate of the three-dimensional seedling raising tray is limited; 2. the seedling raising tray keeps a horizontal posture by means of gravity, when the seedling raising tray on the seedling raising tray is in unbalanced load, the seedling raising tray is tilted towards one side or has the possibility of tilting, the stability of the tray is poor, the horizontal posture cannot be well kept, when the seedling raising tray moves up and down, the chain moves along and is affected by the seedling raising tray to shake, the shaking of the chain and the disturbance of the seedling raising tray can cause the possibility of tilting of the seedling raising tray, even the tilting torsion of the seedling raising tray is caused, and the risk of dropping the seedling raising tray from the seedling raising tray is increased; 3. all seedling raising trays are connected in series through long chain, the long chain realizes transmission and conveying through a plurality of chain wheel groups, and once a chain transmission system fails, the whole machine is stopped, so that the reliability is low.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the four-point vertical three-dimensional seedling raising equipment which is not limited by the diameter of the chain wheel and the width of the seedling raising tray, and has stable operation of the seedling raising tray and high equipment reliability.
In order to solve the technical problems, the technical scheme of the invention is as follows: four-point type vertical three-dimensional seedling raising equipment includes:
a seedling raising base which is used as an installation matrix of the following components;
the seedling raising side frames are respectively arranged at two sides of the seedling raising base, one side, close to the other side, of each seedling raising side frame is provided with conveying chain wheels which are arranged up and down, a conveying chain is connected between the upper conveying chain wheel and the lower conveying chain wheel of the same seedling raising side frame in a driving way, a chain wheel transmission shaft is fixed between the two opposite conveying chain wheels between the two seedling raising side frames, and a chain wheel driving device is arranged on one conveying chain wheel;
a plurality of groups of triangular connecting rod brackets are arranged on the peripheral ring of the conveying chain, and the plane where the triangular connecting rod brackets are positioned is parallel to the plane where the conveying chain is positioned; each group of triangular connecting rod frames comprises two supporting connecting rods, the inner ends of the two supporting connecting rods, which are close to the conveying chains, are hinged to the conveying chains at intervals, the outer ends of the two supporting connecting rods, which are far away from the conveying chains, are correspondingly hinged and connected with tray hinge shafts, and a tray mounting seat for mounting a seedling raising tray is fixed at one end, which is close to the opposite side of the seedling raising side frame, of each tray hinge shaft;
The seedling raising tray is used for placing seedling trays, is provided with a plurality of triangular connecting rod frames, the two ends of the seedling raising tray are respectively fixed on the tray mounting seats corresponding to the positions between the left seedling raising side frame and the right seedling raising side frame, and when the sprocket driving device drives the conveying sprocket to rotate, the supporting connecting rod, the tray mounting seat hinged to the outer end of the supporting connecting rod and the seedling raising tray arranged on the tray mounting seat do vertical and circulating movement along with the conveying chain;
the chain anti-torsion guide device is respectively and correspondingly provided with one conveying chain on the left seedling raising side frame and the right seedling raising side frame, is arranged on a vertical conveying section between the upper conveying chain wheel and the lower conveying chain wheel on the conveying chain, is correspondingly matched with the inner ends of the two supporting connecting rods, which are close to the conveying chain, and is used for limiting the vertical movement of the inner ends of the two supporting connecting rods along the vertical conveying section of the conveying chain to prevent the conveying chain from twisting;
the tray anti-overturning guide device comprises an anti-overturning connecting rod assembly and constraint guide rails matched with the anti-overturning connecting rod assembly, wherein each tray installation seat on the seedling raising side frame is respectively and correspondingly fixed with one anti-overturning connecting rod assembly, all the anti-overturning connecting rod assemblies close to the same side of the seedling raising side frame are correspondingly provided with one constraint guide rail, and all the anti-overturning connecting rod assemblies are correspondingly limited by the constraint guide rails in the sliding manner in the conveying process of the conveying chain of the seedling raising tray so that the seedling raising tray keeps a horizontal posture and avoids overturning.
As the preferable technical scheme, the triangular connecting rod frames are identical in structure, and the two supporting connecting rods of the same triangular connecting rod frame are identical in length.
As the preferable technical scheme, the chain anti-torsion guide device comprises two anti-torsion longitudinal guide rails which are vertically arranged, wherein the two anti-torsion longitudinal guide rails respectively correspond to the two vertical conveying sections of the conveying chain, the anti-torsion longitudinal guide rails are fixed on the seedling raising side frames, the two support connecting rods are hinged on the chain links of the conveying chain through chain link hinge shafts, anti-torsion pulleys are arranged at the outer ends of the chain link hinge shafts and can vertically slide along the corresponding anti-torsion longitudinal guide rails, the top ends of the anti-torsion longitudinal guide rails are close to the conveying chain wheels, the bottom ends of the anti-torsion longitudinal guide rails are close to the conveying chain wheels, and the top ends and the bottom ends of the anti-torsion longitudinal guide rails are in an open arrangement which is favorable for the anti-torsion pulleys to pass through.
As an optimal technical scheme, the constraint guide rails positioned at the left side and the right side are respectively fixed on the corresponding seedling raising side frames, and the constraint guide rails positioned at the left side and the right side are respectively positioned at the outer rings corresponding to the conveying chains and are eccentrically arranged with the corresponding conveying chains.
As the preferable technical scheme, the constraint guide rail is a kidney-shaped guide rail, the kidney-shaped guide rail comprises two vertical conveying guide rails, and the top end and the bottom end of each vertical conveying guide rail are respectively connected with an arc-shaped conveying guide rail.
As the preferable technical scheme, prevent turning over the link assembly and include the tray and prevent turning over the link, the tray prevent turning over the one end of link with the tray mount pad is fixed connection relation, the tray prevents turning over the other end of link and installs prevents turning over the pulley, prevent turning over the pulley and follow restraint guide rail limiting slip.
As the preferable technical scheme, the tray mounting seat is horizontally arranged, and the tray anti-overturning connecting rod is positioned below the tray mounting seat and is obliquely arranged between the tray mounting seat and the tray mounting seat.
As the preferable technical scheme, the included angle between the tray anti-overturning connecting rod and the vertical direction is 45 degrees.
As the preferable technical scheme, the constraint guide rails on the left side and the right side are arranged in a staggered mode in the front-back direction, the tray anti-overturning connecting rods on the left side and the right side of the same seedling raising tray are correspondingly arranged in a front-back inclined mode, namely, one tray anti-overturning connecting rod is obliquely arranged forwards and downwards and matched with one corresponding constraint guide rail, and the other tray anti-overturning connecting rod is obliquely arranged backwards and downwards and matched with the other corresponding constraint guide rail.
As the preferable technical scheme, the seedling raising tray comprises a tray body, a placing groove for containing the seedling tray is formed in the surface of the tray body, tray hangers are respectively fixed at two ends of the tray body, and the tray hangers are fixed with the tray mounting seat through bolts.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the C point of the seedling raising tray is hung on the outer ring of the conveying chain and is far away from the conveying chain through two supporting connecting rods, at the moment, the width of the seedling raising tray is mainly related to the length of the supporting connecting rods, the width of the seedling raising tray is less influenced by the diameter limitation of the conveying chain wheels, at the moment, the conveying chain wheels with smaller diameters can be selected, then the supporting connecting rods are utilized to increase the distance between the conveying chain wheels and the tray mounting seat as well as between the conveying chain wheels and the seedling raising tray, and the size requirement of the width of the seedling raising tray on the conveying chain wheels is reduced through the supporting connecting rods, so that the purpose of reducing the cost of the conveying chain wheels is achieved;
2. when the seedling raising tray bypasses the conveying chain wheel, the seedling raising tray is outwards supported by the two supporting connecting rods, interference collision does not occur between the upper adjacent seedling raising tray and the lower adjacent seedling raising tray, at the moment, the distance between the upper adjacent seedling raising tray and the lower adjacent seedling raising tray is not influenced by the width of the seedling raising tray, the distance is mainly related to the total length (namely the length between the AB points) of the chain links between the two hinging points of the supporting connecting rods and the conveying chain, the distance between the two adjacent seedling raising trays is determined by the length between the two hinging points, the distance between the seedling raising trays is not limited by the width of the seedling raising tray, the structure of the innovative design mode is simple, and the aim of reducing the equipment cost can be achieved by outwards extending the connecting rods; the design can be applied to a plurality of seedling raising trays with different widths, so that the use universality of the equipment is improved; meanwhile, the distance between the seedling raising trays can be reduced, so that the unit area seedling raising density of the equipment is greatly improved compared with that of the original structure, and the space utilization rate of the three-dimensional seedling raising side frame can be effectively improved;
3. The two chain wheels in the device are arranged up and down, and one chain is utilized to realize up and down vertical circulating conveying, namely, one seedling raising device can be independently operated as a unit, and a plurality of seedling raising devices can be used in parallel, compared with the prior art that one long chain is adopted to carry out serial conveying through a plurality of chain wheels, the device is used as an independent unit, other units are not affected, a certain device chain transmission system fails, other devices are not affected, the operation reliability of the seedling raising device can be effectively ensured, the device is suitable for being used on various seedling raising scales in large, medium and small sizes, and the use practicability is better;
4. through the pulley installation mode of the point A and the point B, the anti-torsion pulleys of the point A and the point B vertically move along the anti-torsion longitudinal guide rail, the periphery of the anti-torsion pulleys is supported on the inner wall of the anti-torsion longitudinal guide rail, the supporting force provided by the anti-torsion longitudinal guide rail can balance the torque of the weight of the seedling raising tray at the point C to the conveying chain of the vertical conveying section, the anti-torsion pulleys are limited by the anti-torsion longitudinal guide rail to achieve the purpose of stably supporting the conveying chain, the conveying chain is prevented from being greatly deformed due to torsion, the purpose of stable operation of the conveying chain is achieved, and the conveying stability is improved;
5. Because one end of the tray anti-overturning connecting rod is fixedly connected with the tray mounting seat, the tray anti-overturning connecting rod is matched with a specific track of the constraint guide rail through an anti-overturning pulley at the point D in the process that the tray mounting seat is driven by the conveying chain to move, and the self angle of the tray anti-overturning connecting rod is not changed all the time when the tray anti-overturning connecting rod moves along with the tray mounting seat, the rotation freedom degree of the tray mounting seat at the point C is constrained, namely the horizontal posture of the seedling raising tray is ensured, and the risk of overturning the seedling raising tray is reduced;
6. the four-bar mechanism composed of the conveying chain, the supporting connecting rod and the tray anti-overturning connecting rod is formed into a stable four-point conveying mechanism through four points of the ABCD, the four-point vertical conveying mode is used as a core innovation point of the seedling raising equipment, the anti-torsion pulley at the point AB moves in a vertical anti-torsion longitudinal guide rail and is used for balancing the torque of the weight of the seedling raising tray at the point C to the conveying chain, the anti-overturning pulley at the point D moves in a constraint guide rail with a specific track so as to ensure the horizontal posture of the seedling raising tray and overcome the tilting torque of the seedling raising tray, and the four-point conveying mode is used for integrally improving the running stability and reliability of the seedling raising equipment.
Drawings
The following drawings are only for purposes of illustration and explanation of the present invention and are not intended to limit the scope of the invention. Wherein:
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a side view of an embodiment of the present invention;
FIG. 4 is a schematic view of a portion of the structure of an embodiment of the present invention;
FIG. 5 is a schematic view of a single-sided seedling raising side frame and an accessory structure according to an embodiment of the invention;
FIG. 6 is a schematic view of the structure of FIG. 5 with the rear anti-twist longitudinal rail omitted;
FIG. 7 is a schematic diagram showing the positional relationship of the two-sided tray anti-overturning guide device according to the embodiment of the present invention;
FIG. 8 is an enlarged schematic view at A in FIG. 7;
FIG. 9 is a force analysis schematic diagram of a tray anti-rollover guide device in accordance with an embodiment of the present invention;
in the figure: 100-seedling raising base; 200-seedling raising side frames; 201-a conveying sprocket; 202-a conveying chain; 203-wheel drive shafts; 204-driving a motor; 205-side frame stiffener; 300-seedling raising tray; 301-a tray body; 302-tray lugs; 400-chain anti-twist guide; 401-anti-twist longitudinal rail; 402-link hinge shaft; 403-anti-twist pulley; 500-a tray anti-overturning guide device; 501-restraining the guide rail; 502-a tray anti-overturning connecting rod; 503-an anti-overturning pulley; 600-top platform; 700-triangle connecting rod rack; 701-supporting a connecting rod; 702-a tray hinge shaft; 703-tray mount.
Detailed Description
The invention is further illustrated in the following, in conjunction with the accompanying drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention are described by way of illustration only. It is needless to say that the person skilled in the art realizes that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive in scope.
Referring to fig. 1 to 8 together, the four-point type vertical three-dimensional seedling raising apparatus includes a seedling raising base 100, a seedling raising side frame 200, a conveying sprocket 201, a conveying chain 202, a triangle link frame 700, a seedling raising tray 300, a chain anti-torsion guide 400, a tray anti-overturning guide 500, and a top platform 600. The device is arranged in a seedling raising room, and the seedling tray is placed on the seedling raising tray 300 to be driven to carry out circulating conveying in the vertical direction, so that the growth balance requirements of the temperature and the humidity of the rice seedlings are met.
Referring to fig. 1, the seedling raising base 100 is used as a mounting base for each component, other devices are directly or indirectly fixed on the seedling raising base 100, the seedling raising base 100 is in a rectangular structure, and four corners of the seedling raising base 100 are fixedly mounted through bolts respectively.
Referring to fig. 4, 5 and 6, the seedling raising side frames 200 are respectively disposed at two sides of the seedling raising base 100, the left and right seedling raising side frames 200 are disposed opposite to each other, and bottom ends of the seedling raising side frames 200 are respectively and fixedly mounted on the seedling raising base 100 through bolts. A conveying chain wheel 201 which is arranged up and down is arranged on one side, close to the other side, of each seedling raising side frame 200, a conveying chain 202 is connected between the upper conveying chain wheel 201 and the lower conveying chain wheel 201 of the same seedling raising side frame 200 in a transmission way, a chain wheel transmission shaft 203 is fixed between the two opposite conveying chain wheels 201 between the two seedling raising side frames 200, a chain wheel driving device is arranged on one conveying chain wheel 201, particularly a chain wheel driving device is arranged on the conveying chain wheel 201 positioned below one seedling raising side frame 200, the chain wheel driving device comprises a driven chain wheel fixed on the chain wheel transmission shaft 203, a driving motor 204 is arranged at the bottom end of the seedling raising side frame 200, a driving chain wheel is arranged at the output end of the driving motor 204, and a transmission chain is connected between the driving chain wheel and the driven chain wheel; in order to further improve the connection stability between the left and right seedling-raising side frames 200, a side frame reinforcing rod 205 is further connected to the middle between the left and right seedling-raising side frames 200.
Referring to fig. 4, 5 and 6, a sprocket adjusting mechanism is disposed between two lower conveying sprockets 201 and the corresponding seedling raising side frame 200. The sprocket adjusting mechanism comprises sprocket installation seats fixed on the seedling raising side frames 200, a plurality of vertically arranged sprocket adjusting sliding grooves are formed in the sprocket installation seats, four sprocket adjusting sliding grooves are formed in the four corners of the bearing seat of the conveying sprocket 201, the bearing seat of the conveying sprocket 201 is slidably mounted on the sprocket adjusting sliding grooves through matching of adjusting bolts and adjusting nuts, fixing blocks are arranged on the sprocket installation seats, sprocket ejector rods are mounted on the fixing blocks in a threaded mode, the sprocket adjusting blocks are fixed on the bearing seat, the bottom ends of the sprocket ejector rods abut against the top ends of the sprocket adjusting blocks, when the conveying chain 202 needs to be tightened, the adjusting nuts are loosened, then the sprocket ejector rods rotate downwards, the bottom ends of the sprocket ejector rods are pushed downwards with force to the sprocket adjusting blocks, the bearing seat of the conveying sprocket 201 moves downwards along the sprocket adjusting sliding grooves, and therefore after the conveying chain 202 is tightened, the adjusting nuts are fixed. Of course, the sprocket adjusting mechanism may also be disposed on the conveying sprocket 201 above, and the structure of the sprocket adjusting mechanism is basically the same, except that the sprocket ejector rod is forced to push up the sprocket adjusting block, and the structural principle is similar, and will not be described herein.
Referring to fig. 4, 5, 6 and 8, a plurality of groups of triangular connecting rods 700 are arranged on the peripheral ring of the conveying chain 202, and the plane of the triangular connecting rods 700 is parallel to the plane of the conveying chain 202; each group of triangular connecting rod frames 700 comprises two support connecting rods 701, the inner ends of the two support connecting rods 701, which are close to the conveying chain 202, are hinged to the conveying chain 202 at intervals, the outer ends of the two support connecting rods 701, which are far away from the conveying chain 202, are correspondingly hinged and connected with tray hinge shafts 702, and a tray mounting seat 703 for mounting the seedling raising tray 300 is fixed at one end, which is close to the opposite seedling raising side frame 200, of the tray hinge shaft 702; the hinge point between one support link 701 and the conveying chain 202 is defined as a point A, the hinge point between the other support link 701 and the conveying chain 202 is defined as a point B, the hinge point between the two support links 701 (namely, a tray hinge shaft 702) is defined as a point C, a triangular stable structure is formed, wherein a tray mounting seat 703 for mounting the seedling raising tray 300 is hinged at the point C, and the point C for hanging the seedling raising tray 300 is a position which is hung on the outer ring of the conveying chain 202 through the two support links 701 and is far away from the conveying chain 202, at the moment, the width of the seedling raising tray 300 is mainly related to the length of the support links 701, the influence of the diameter limitation of the conveying sprocket 201 is small, at the moment, a conveying sprocket 201 with a small diameter can be selected, then the distance between the conveying sprocket 201 and the tray mounting seat 703 and the seedling raising tray 300 is increased by using the support links 701, and the requirement of the width of the seedling raising tray 300 on the conveying sprocket 201 is reduced by the support links 701, so that the conveying sprocket 201 is required to be reduced in size by the width of the seedling raising tray 300, and the conveying sprocket is required to be reduced; in addition, when the seedling raising tray 300 bypasses the conveying chain wheel 201, the seedling raising tray 300 is supported outwards by the two supporting links 701, interference collision between the upper adjacent seedling raising tray 300 and the lower adjacent seedling raising tray 300 can not occur, at this time, the distance between the upper adjacent seedling raising tray 300 and the lower adjacent seedling raising tray 300 is not influenced by the width of the seedling raising tray 300, the distance is mainly related to the total length (namely the length between the AB points) of the chain links between the two hinging points of the two supporting links 701 and the conveying chain 202, the length between the two hinging points determines the distance between the adjacent seedling raising trays 300, the distance between the seedling raising trays 300 is not limited by the width of the seedling raising tray 300, the structure of the innovative design mode is simple, and the purpose of reducing the equipment cost can be achieved by outwards extending the connecting rods; the design can be applied to a plurality of seedling raising trays 300 with different widths, so that the use universality of the equipment is improved; meanwhile, the distance between the seedling raising trays 300 can be reduced, so that the unit area seedling raising density of the equipment is greatly improved compared with that of the original structure, and the space utilization rate of the three-dimensional seedling raising side frame 200 can be effectively improved.
The two chain wheels in the device are arranged up and down, and vertical circulating conveying is realized by utilizing one chain, namely, one seedling raising device can be independently operated as a unit, and a plurality of seedling raising devices can be used in parallel.
In order to reduce the production cost of the seedling raising equipment and the complexity of equipment installation, the structures of the triangular connecting rod brackets 700 are the same, and in order to improve the transportation stability of the seedling raising tray 300, the lengths of the two supporting connecting rods 701 of the same triangular connecting rod bracket 700 are the same, so that a stable triangular structure can be formed.
In order to improve the space utilization of equipment and facilitate the installation of equipment, the lower support links 701 in the upper group of the triangular link frames 700 and the upper support links 701 in the lower group of the triangular link frames 700 are hinged with the same chain link on the conveying chain 202, wherein the point B in the upper group of the triangular link frames 700 coincides with the point A in the next group of the triangular link frames 700.
In order to reduce the driving power of the conveying sprocket 201, the triangular connecting rod rest 700 adopts a steel plate structure with certain strength, and the whole weight of the equipment is reduced by adopting the thin plate structure, and the triangular connecting rod rest can be an aluminum alloy plate with better strength.
Referring to fig. 1, the seedling raising tray 300 is used for placing seedling trays, a plurality of seedling raising trays are provided, the number of the seedling raising trays corresponds to that of the triangular link frames 700, the upper centers of two ends of the seedling raising tray 300 are respectively fixed on the tray mounting seats 703 corresponding to the two left and right seedling raising side frames 200, and when the sprocket driving device drives the conveying sprocket 201 to rotate, the supporting link 701, the tray mounting seat 703 hinged to the outer end of the supporting link 701 and the seedling raising tray 300 mounted on the tray mounting seat 703 vertically and circularly move along with the conveying chain 202; the seedling raising tray 300 comprises a tray body 301, a placing groove for containing seedling trays is formed in the surface of the tray body 301, tray hangers 302 are respectively fixed at two ends of the tray body 301, the tray hangers 302 are fixed with tray mounting seats 703 through bolts, mounting long holes which are beneficial to assembly are formed in the tray mounting seats 703, the setting direction of the mounting long holes corresponds to the length direction of the seedling raising tray 300, mounting round holes are formed in the tray hangers 302, and the mounting long holes are fixedly connected with the mounting round holes through bolts. The seedling raising tray 300 may be replaced by trays of different structures and different widths, but the lengths of the trays are basically consistent, so that the trays can be stably assembled on the tray mounting seat 703.
Because the support link 701 is used to extend the seedling raising tray 300 to the outer ring of the conveying chain 202 in the present apparatus, when the bearing capacity is provided in the seedling raising tray 300 at the point C, the force is transmitted to the conveying chain 202 through the support link 701, and the weight of the seedling raising tray 300 at the point C can generate torque on the conveying chain 202, so that the conveying chain 202 is greatly deformed, and the shaking of the conveying chain 202 affects the stability of the tray operation. Since the vertical conveying section of the conveying chain 202 is not supported, the conveying chain 202 of the vertical conveying section is easily twisted by the weight of the seedling raising tray 300 and deformed, and the conveying chain 202 wound around the conveying sprocket 201 is supported by the conveying sprocket 201, so that the stability of the chain is better, and the chain anti-twist guiding device 400 is only provided with the vertical conveying section of the conveying chain 202. In this embodiment, referring to fig. 4, 5 and 6, the chain anti-torsion guide device 400 is provided with two chain anti-torsion guide devices, which are respectively corresponding to the conveying chains 202 on the left and right seedling raising side frames 200, are provided on the conveying chains 202, are located in a vertical conveying section between the upper and lower conveying sprockets 201, and are correspondingly matched with the inner ends of the two supporting links 701, which are close to the conveying chains 202, so as to limit the vertical movement of the inner ends of the two supporting links 701 along the vertical conveying section of the conveying chains 202 to avoid torsion of the conveying chains 202.
Referring to fig. 5 and 6, the chain anti-torsion guide device 400 includes two anti-torsion longitudinal rails 401 disposed vertically, the two anti-torsion longitudinal rails 401 respectively correspond to two vertical conveying sections of the same conveying chain 202, the anti-torsion longitudinal rails 401 are fixed on the seedling raising side frame 200, the two support links 701 are hinged on links of the conveying chain 202 through link hinge shafts 402, anti-torsion pulleys 403 are mounted at outer ends of the link hinge shafts 402, and the anti-torsion pulleys 403 can slide vertically along the corresponding anti-torsion longitudinal rails 401. Namely, the anti-torsion pulley 403 is arranged at the point A at the vertical conveying section, and the anti-torsion pulley 403 at the point A at the vertical conveying section is limited by the anti-torsion longitudinal guide rail 401 to only vertically slide, so that the pressure of the seedling raising tray 300 acts on the anti-torsion longitudinal guide rail 401 through the support connecting rod 701 and the anti-torsion pulley 403, and the anti-torsion longitudinal guide rail 401 limits the point A not to change in position, thereby ensuring that the corresponding chain links at the point A at the vertical conveying section also not to shake; similarly, the anti-torsion pulley 403 is installed at the point B of the vertical conveying section, the anti-torsion pulley 403 at the point B of the vertical conveying section is limited by the anti-torsion longitudinal guide 401 to slide vertically, so that the pressure of the seedling raising tray 300 acts on the anti-torsion longitudinal guide 401 through the support connecting rod 701 and the anti-torsion pulley 403, the anti-torsion longitudinal guide 401 limits the point B not to change in position, thereby ensuring that the corresponding chain links at the point B of the vertical conveying section are not dithered, the anti-torsion pulleys 403 at the point a and the point B move vertically along the anti-torsion longitudinal guide 401 through the pulley installation mode at the point a and the point B, the periphery of the anti-torsion pulley 403 is supported on the inner wall of the anti-torsion longitudinal guide 401, the supporting force provided by the anti-torsion longitudinal guide 401 can balance the torque of the weight of the seedling raising tray 300 at the point C on the conveying chain 202 of the vertical conveying section, and the triangular connecting rod bracket 700 forms a better triangular stable structure.
Since the conveying chain 202 of the non-vertical conveying section is wound on the conveying sprocket 201, the conveying chain 202 of the non-vertical conveying section is supported and is not deformed under the influence of torque, so that the anti-torsion longitudinal guide rail 401 is only arranged on the vertical conveying section, and in order to ensure that the conveying chain 202 of the vertical conveying section can be protected as much as possible, the top end of the anti-torsion longitudinal guide rail 401 is close to the conveying sprocket 201 above, namely, is close to the center of the conveying sprocket 201 above, and the bottom end of the anti-torsion longitudinal guide rail 401 is close to the conveying sprocket 201 below, namely, is close to the center of the conveying sprocket 201 below, the length of the anti-torsion longitudinal guide rail 401 is increased as much as possible, so that the conveying chain 202 of the vertical conveying section is not deformed, and meanwhile, the top end and the bottom end of the anti-torsion longitudinal guide rail 401 are arranged in an opening which is beneficial for the anti-torsion pulley 403 to pass through.
The left and right sides of two vertical conveying sections of the same conveying chain 202 are respectively provided with an anti-torsion longitudinal guide rail 401, namely, the same conveying chain 202 is provided with four anti-torsion longitudinal guide rails 401, two ends of the chain link hinge shaft 402 are respectively provided with an anti-torsion pulley 403, and the two anti-torsion pulleys 403 are respectively in sliding fit with the corresponding two anti-torsion longitudinal guide rails 401. Because the anti-torsion longitudinal guide rails 401 are arranged on two sides of the conveying chain 202 and are matched by the anti-torsion pulleys 403 on the left side and the right side, the two anti-torsion pulleys 403 are limited by the two anti-torsion longitudinal guide rails 401 to stably support the conveying chain 202, and the conveying chain 202 is prevented from being deformed greatly by torsion, so that the purpose of stable operation of the conveying chain 202 is achieved, and the conveying stability is improved.
The anti-torsion longitudinal rail 401 is a groove-shaped rail, the notch of the groove-shaped rail faces the corresponding conveying chain 202, and the periphery of the anti-torsion pulley 403 is supported on the groove wall of the groove-shaped rail in a sliding manner. The anti-torsion longitudinal guide rail 401 is provided with mounting holes, the seedling raising side frame 200 is provided with vertically arranged mounting holes, and the vertically arranged mounting holes are fixedly mounted through bolts.
Since the tray mounting seat 703 is fixed on the tray hinge shaft 702, when the seedling tray of the seedling tray 300 is unbalanced, the whole seedling tray 300 can rotate around the tray hinge shaft 702, and the running stability of the seedling tray 300 is poor and cannot be well kept in a horizontal posture, and in order to solve the problem, the application provides the tray anti-overturning guide device 500 for keeping the seedling tray 300 in a posture and avoiding overturning. In this embodiment, referring to fig. 6, 7 and 8, the tray anti-rollover guiding device 500 includes an anti-rollover link assembly and a constraint guide rail 501 matched with the anti-rollover link assembly, each tray mounting seat 703 on the left and right seedling raising side frames 200 is correspondingly fixed with one anti-rollover link assembly, all the anti-rollover link assemblies near the same side of the seedling raising side frames 200 are correspondingly provided with one constraint guide rail 501, and all the anti-rollover link assemblies slide along the corresponding constraint guide rails 501 to limit the rotational freedom degree of the tray mounting seats 703 in the conveying process of the seedling raising tray 300 driven by the conveying chain 202, so that the seedling raising tray 300 maintains a horizontal posture to avoid rollover.
The restraint rails 501 on the left and right sides are respectively fixed on the corresponding seedling raising side frames 200, and the restraint rails 501 on the left and right sides are respectively positioned on the outer rings of the corresponding conveying chains 202 and are eccentrically arranged with the corresponding conveying chains 202. The constraint guide rail 501 is provided with a mounting round hole, the seedling raising side frame 200 is provided with a vertically arranged mounting long hole, the vertically arranged mounting long hole and the vertically arranged mounting long hole are fixedly mounted through bolts, and the position of the constraint guide rail 501 can be adapted to be adjusted through the arrangement of the mounting long hole.
The constraint guide 501 is a kidney-shaped guide, the kidney-shaped guide includes two vertical conveying guide rails, the top and the bottom of the vertical conveying guide rails are respectively connected with an arc conveying guide rail through a connecting piece, the connecting piece is a groove type piece and is used for connecting the vertical conveying guide rail and the arc conveying guide rail, so that the position of the arc conveying guide rail relative to the vertical conveying guide rail is changed, the constraint guide rail is matched with a vertical installation long hole for use, and the constraint guide rail is adapted due to the change of guide rail tracks after the tensioning adjustment of a chain wheel. The constraint guide rail 501 is a groove-shaped guide rail, and the periphery of the anti-turnover pulley is slidably supported on the groove wall of the groove-shaped guide rail.
Referring to fig. 8, the anti-turning link assembly includes a tray anti-turning link 502, one end of the tray anti-turning link 502 is fixed on the tray hinge shaft 702 and is in a fixed connection relationship with the tray mounting seat 703, the other end of the tray anti-turning link 502 is provided with an anti-turning pulley 503, and the anti-turning pulley 503 slides along the constraint guide rail 501 in a limiting manner. The center of the anti-turnover pulley 503 is defined as a point D, and since one end of the tray anti-turnover connecting rod 502 is fixedly connected with the tray mounting seat 703, the tray mounting seat 703 is matched with a specific track of the constraint guide rail 501 through the anti-turnover pulley 503 of the point D in the process of being driven by the conveying chain 202, and the angle of the tray anti-turnover connecting rod 502 is not changed all the time along with the movement of the tray mounting seat 703, so that the rotation freedom degree of the tray mounting seat 703 at the point C is constrained, namely, the horizontal posture of the seedling raising tray 300 is ensured, and the risk of overturning the seedling raising tray 300 is reduced.
The tray mount pad 703 is the level setting, tray anti-turn connecting rod 502 is located be the slope setting between the downside side of tray mount pad 703, tray anti-turn connecting rod 502 receives restraint rail 501's restriction remains the incline state throughout, anti-turn pulley 503 presses on restraint rail 501's the cell wall, restraint rail 501 gives anti-turn pulley 503 provides the reaction force, thereby overcomes tray anti-turn connecting rod 502 is around the moment of C point for the tray mount pad 703 of C point department and the sprout cultivation tray 300 of installing on tray mount pad 703 also remain the horizontal gesture in time in the motion process all the time, reduce the risk that sprout cultivation tray 300 tumbles. Preferably, the included angle between the tray anti-overturning connecting rod 502 and the vertical direction is 45 °, and the constraint guide rail 501 will bear the minimum pressure, that is, the device can obtain the best stabilizing effect.
The restraint guide rails 501 on the left side and the right side are arranged in a staggered manner in the front-rear direction, the tray anti-overturning connecting rods 502 on the left side and the right side of the same seedling raising tray 300 are correspondingly arranged in a front-rear inclined manner, namely, one tray anti-overturning connecting rod 502 is obliquely arranged forward and downward to be matched with one corresponding restraint guide rail 501, and the other tray anti-overturning connecting rod 502 is obliquely arranged backward and downward to be matched with the other corresponding restraint guide rail 501.
Mechanical analysis of the tray anti-rollover guide 500:
the constraint guide rails 501 on the left and right sides are arranged in a staggered manner in the front-rear direction, referring to fig. 8, the stress points corresponding to the same seedling raising tray 300 in fig. 8 are represented by points a, B, C and D 1 Sum point D 2 Simplified to FIG. 9 for force analysis, point D 1 Sum point D 2 The stress points of the anti-turning guide rails of the tray anti-turning connecting rods 502 and the corresponding constraint guide rails 501 on the left side and the right side of the same seedling raising tray 300;
the tray mount 703 at the point C moves to any position, and when there is a tilting tendency due to the unbalanced load of the seedling tray, the tilting moment T (the tilting moment T in fig. 9 may be clockwise or counterclockwise, and the stress analysis is performed in fig. 9 by taking counterclockwise as an example) of the seedling tray 300 needs to rely on D 1 、D 2 Two points are subject to the rail wall supporting force F of the restraining rail 501 1 、F 2 Two force components F in tangential direction of the circle S 1 '、F 2 ' multiplication by CD, respectively 1 、CD 2 The resulting moment T 'is balanced, i.e. t=t' =f 1 '·CD 1 +F 2 '·CD 2 Wherein due to CD 1 ＝CD 2 Since the tray anti-tip links 502 are the same length, they are all replaced with CD and the pair of track walls D 1 、D 2 Supporting force F of point 1 、F 2 Perpendicular to the instantaneous direction of the restraint rail 501;
at any position, D of the restraint rail 501 1 、D 2 The smaller the angle between the instantaneous direction of the point and the tangential direction of the point along the circle S, the component force F 1 '、F 2 ' YueThe larger the stabilizing effect is. Conversely, when the required balancing moment T' is fixed, the smaller the angle, the smaller the reaction force to the rail wall, and the lower the mechanical performance requirements on the rail.
Let +.D 1 CD 2 =2α, support force F 1 、F 2 The included angle with the vertical direction is beta, then there are:
T'＝CD·(F 1 '+F 2 ')＝CD·[F 1 ·sin(β-α)+F 2 ·sin(β+α)]
considering the limit cases, when D 1 And D 2 When the direction of the supporting force of one point is exactly tangential to the circle S, i.e. α=β, then
T'＝CD·(F 1 '+F 2 ')＝CD·[F 1 ·sin(0°)+F 2 ·sin(2α)]
＝CD·F 2 ·sin(2α)(0°≤α≤90°)
Namely F 2 ＝T'/(CD·sin(2α))(0°≤α≤90°)
Therefore, F when α=45° 2 A minimum value may be obtained.
In summary, when the CD bars are oriented at 45 ° to the vertical, the walls of the limit constraining rail 501 will bear the minimum pressure, i.e. the device achieves the best stabilization effect.
Referring to fig. 1, the top platform 600 is disposed above the seedling raising side frames 200, and two ends of the top platform are respectively connected to the top ends of two seedling raising side frames 200, which can be used to enhance the strength between two seedling raising side frames 200. In addition, at least one of a water and fertilizer spray device, a light supplementing device or a phenotype monitoring device is mounted on the top platform 600.
The four-bar mechanism composed of the conveying chain, the supporting connecting rod and the tray anti-overturning connecting rod is formed into a stable four-point conveying mechanism through four points of the ABCD, the four-point vertical conveying mode is used as a core innovation point of the seedling raising equipment, the anti-torsion pulley at the point AB moves in a vertical anti-torsion longitudinal guide rail and is used for balancing the torque of the weight of the seedling raising tray at the point C to the conveying chain, the anti-overturning pulley at the point D moves in a constraint guide rail with a specific track so as to ensure the horizontal posture of the seedling raising tray and overcome the tilting torque of the seedling raising tray, and the four-point conveying mode is used for integrally improving the running stability and reliability of the seedling raising equipment.
The foregoing has shown and described the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Four-point type vertical three-dimensional seedling raising equipment, its characterized in that includes:
a seedling raising base which is used as an installation matrix of the following components;
the seedling raising side frames are respectively arranged at two sides of the seedling raising base, one side, close to the other side, of each seedling raising side frame is provided with conveying chain wheels which are arranged up and down, a conveying chain is connected between the upper conveying chain wheel and the lower conveying chain wheel of the same seedling raising side frame in a driving way, a chain wheel transmission shaft is fixed between the two opposite conveying chain wheels between the two seedling raising side frames, and a chain wheel driving device is arranged on one conveying chain wheel;
a plurality of groups of triangular connecting rod brackets are arranged on the peripheral ring of the conveying chain, and the plane where the triangular connecting rod brackets are positioned is parallel to the plane where the conveying chain is positioned; each group of triangular connecting rod frames comprises two supporting connecting rods, the inner ends of the two supporting connecting rods, which are close to the conveying chains, are hinged to the conveying chains at intervals, the outer ends of the two supporting connecting rods, which are far away from the conveying chains, are correspondingly hinged and connected with tray hinge shafts, and a tray mounting seat for mounting a seedling raising tray is fixed at one end, which is close to the opposite side of the seedling raising side frame, of each tray hinge shaft;
the seedling raising tray is used for placing seedling trays, is provided with a plurality of triangular connecting rod frames, the two ends of the seedling raising tray are respectively fixed on the tray mounting seats corresponding to the positions between the left seedling raising side frame and the right seedling raising side frame, and when the sprocket driving device drives the conveying sprocket to rotate, the supporting connecting rod, the tray mounting seat hinged to the outer end of the supporting connecting rod and the seedling raising tray arranged on the tray mounting seat do vertical and circulating movement along with the conveying chain;
The chain anti-torsion guide device is respectively and correspondingly provided with one conveying chain on the left seedling raising side frame and the right seedling raising side frame, is arranged on a vertical conveying section between the upper conveying chain wheel and the lower conveying chain wheel on the conveying chain, is correspondingly matched with the inner ends of the two supporting connecting rods, which are close to the conveying chain, and is used for limiting the vertical movement of the inner ends of the two supporting connecting rods along the vertical conveying section of the conveying chain to prevent the conveying chain from twisting;
the tray anti-overturning guide device comprises an anti-overturning connecting rod assembly and constraint guide rails matched with the anti-overturning connecting rod assembly, wherein each tray installation seat on the seedling raising side frame is respectively and correspondingly fixed with one anti-overturning connecting rod assembly, all the anti-overturning connecting rod assemblies close to the same side of the seedling raising side frame are correspondingly provided with one constraint guide rail, and all the anti-overturning connecting rod assemblies are correspondingly limited by the constraint guide rails in the sliding manner in the conveying process of the conveying chain of the seedling raising tray so that the seedling raising tray keeps a horizontal posture and avoids overturning.
2. The four-point vertical stereoscopic seedling raising apparatus as set forth in claim 1, wherein: the structures of the triangular connecting rod frames are the same, and the lengths of the two supporting connecting rods of the same triangular connecting rod frame are the same.
3. The four-point vertical stereoscopic seedling raising apparatus as set forth in claim 1, wherein: the chain anti-torsion guide device comprises two anti-torsion longitudinal guide rails which are vertically arranged, the two anti-torsion longitudinal guide rails respectively correspond to two vertical conveying sections of the conveying chain, the anti-torsion longitudinal guide rails are fixed on the seedling raising side frames, the two support connecting rods are hinged to chain links of the conveying chain through chain link hinge shafts, anti-torsion pulleys are arranged at the outer ends of the chain link hinge shafts, the anti-torsion pulleys can vertically slide along the corresponding anti-torsion longitudinal guide rails, the top ends of the anti-torsion longitudinal guide rails are close to the conveying chain wheels, the bottom ends of the anti-torsion longitudinal guide rails are close to the conveying chain wheels, and the top ends and the bottom ends of the anti-torsion longitudinal guide rails are in favor of opening arrangement through which the anti-torsion pulleys pass.
4. The four-point vertical stereoscopic seedling raising apparatus as set forth in claim 1, wherein: the constraint guide rails positioned at the left side and the right side are respectively fixed on the corresponding seedling raising side frames, and the constraint guide rails positioned at the left side and the right side are respectively positioned on the outer rings of the corresponding conveying chains and are eccentrically arranged between the constraint guide rails and the corresponding conveying chains.
5. The four-point vertical stereoscopic seedling raising apparatus as set forth in claim 1, wherein: the constraint guide rail is a kidney-shaped guide rail, the kidney-shaped guide rail comprises two vertical conveying guide rails, and the top end and the bottom end of each vertical conveying guide rail are respectively connected with an arc-shaped conveying guide rail.
6. The four-point vertical stereoscopic seedling raising apparatus as set forth in claim 1, wherein: the anti-overturning connecting rod assembly comprises a tray anti-overturning connecting rod, one end of the tray anti-overturning connecting rod is fixedly connected with the tray mounting seat, an anti-overturning pulley is mounted at the other end of the tray anti-overturning connecting rod, and the anti-overturning pulley slides along the constraint guide rail in a limiting mode.
7. The four-point type vertical three-dimensional seedling raising apparatus according to claim 6, wherein: the tray mounting seat is horizontally arranged, and the tray anti-overturning connecting rod is positioned below the tray mounting seat and is obliquely arranged between the tray mounting seat and the tray mounting seat.
8. The four-point type vertical three-dimensional seedling raising apparatus according to claim 7, wherein: the included angle between the tray anti-overturning connecting rod and the vertical direction is 45 degrees.
9. The four-point type vertical three-dimensional seedling raising apparatus according to claim 6, wherein: the restraint guide rails on the left side and the right side are arranged in a staggered mode in the front-rear direction, the tray anti-overturning connecting rods on the left side and the right side of the same seedling raising tray are correspondingly arranged in a front-rear inclined mode, namely one tray anti-overturning connecting rod is obliquely arranged forwards and downwards and matched with one corresponding restraint guide rail, and the other tray anti-overturning connecting rod is obliquely arranged backwards and downwards and matched with the other corresponding restraint guide rail.
10. The four-point vertical stereoscopic seedling raising apparatus as set forth in claim 1, wherein: the seedling raising tray comprises a tray body, a placing groove for containing seedling trays is formed in the surface of the tray body, tray hangers are respectively fixed at two ends of the tray body, and the tray hangers are fixed with the tray mounting seat through bolts.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117485925A (en) * | 2023-11-30 | 2024-02-02 | 达州市农业科学研究院 | Edible fungus production feeding device and feeding method |
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| CN216425906U (en) * | 2021-07-20 | 2022-05-03 | 南通富禾生态粮业有限公司 | Circulating seedling culture conveyer |
| CN116002273A (en) * | 2023-02-27 | 2023-04-25 | 浙江理工大学 | Rotary seedling tray collecting and releasing mechanism and tray collecting and releasing method thereof |
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| CN117485925A (en) * | 2023-11-30 | 2024-02-02 | 达州市农业科学研究院 | Edible fungus production feeding device and feeding method |
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