CN220326347U

CN220326347U - Seedling raising device

Info

Publication number: CN220326347U
Application number: CN202321882938.1U
Authority: CN
Inventors: 薛胜男; 孙涛; 姚金; 费波; 任淑颇; 徐纯良
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-01-12
Anticipated expiration: 2033-07-18

Abstract

The utility model discloses a seedling raising device, which comprises a base, wherein four supporting legs are arranged on the base, a seedling raising tray A is arranged at the top of each supporting leg, a plurality of layers of seedling raising trays B are arranged above the seedling raising tray A, and a group of movable cross-shaped connecting rods are arranged between the seedling raising trays; a guiding limit groove is formed in each of the seedling raising tray A and the seedling raising tray B, a forward and reverse threaded lead screw is arranged in each guiding limit groove, and screw bases are respectively arranged on two side lever bodies of the forward and reverse threaded lead screw; the left and right sides at base top all is equipped with two spaced slide posts, and the left and right sides of educating seedling tray B all is equipped with two spaced slide, and the slide post cooperation passes the slide. According to the utility model, the positive and negative screw lead screw mechanisms are arranged in the seedling raising plates, the crossed connecting rods are arranged between the adjacent seedling raising plates, the crossed connecting rods are driven by the screw bases to drive the seedling raising plates to lift, and the sliding columns with guiding function are arranged at the two sides of the seedling raising plates, so that the seedling raising device can freely adjust the height between each layer of seedling raising plates, and has a stable structure.

Description

Seedling raising device

Technical Field

The utility model relates to a seedling raising device, and belongs to the technical field of forestry seedling raising.

Background

When the seedling is grown, the seedling tray is supported and placed by the seedling growing frame commonly used, a seedling growing planting device is proposed in a patent document CN219046880U, the seedling growing planting device comprises a base with supporting legs, a shear type expansion bracket is arranged on the side face of the base with supporting legs, the shear type expansion bracket comprises a first movable rod and a second movable rod which are arranged in a multi-group crossing mode, a center rod is movably sleeved at the middle part of the first movable rod and the second movable rod, a chute is movably sleeved at the inner side of the center rod, the seedling growing tray is clamped at the inner side of the chute, a first fixed block is connected to the side face of the base with supporting legs, a screw is movably sleeved at the inner side of the first fixed block, a second fixed block is connected to the side face of the chute in a sleeved mode, and a driving mechanism used for driving the screw to rotate is arranged at the bottom of the base with supporting legs. Through gear drive lead screw rotation, by lead screw drive messenger's lower extreme seedling tray can be along the upward movement of lead screw, the rethread scissors expansion bracket drives the spout on upper strata and upwards moves in step, can adjust the interval between the seedling tray, avoids influencing the growth of sapling. However, along with the lifting of the height of the seedling raising tray, the upper structure is not provided with a main guide supporting component and is supported by the scissor type telescopic frame, the structure is not stable, even the situation of falling off is likely to occur, and the interval of each layer cannot be independently adjusted.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a seedling raising device, which is characterized in that a positive and negative screw thread screw nut mechanism is arranged in a seedling raising tray, crossed connecting rods are arranged between adjacent seedling raising trays, the crossed connecting rods are driven by screw nut seats to drive the seedling raising trays to lift, and slide posts with guiding function are arranged on two sides of the seedling raising tray, so that the seedling raising device can freely adjust the height between each layer of seedling raising trays, and the structure is stable.

The technical scheme adopted for solving the technical problems is as follows: the seedling raising device comprises a base, four supporting legs are arranged at the top of the rectangular base, a seedling raising tray A is arranged at the top of each supporting leg, a plurality of layers of seedling raising trays B are arranged above the seedling raising tray A, and a group of movable cross-shaped connecting rods are arranged between the seedling raising tray A and the seedling raising tray B and between two adjacent seedling raising trays B; a rectangular strip-shaped guide limit groove is formed in each of the transverse central line positions of the seedling raising tray A and the seedling raising tray B, a front and back threaded screw rod is arranged in each guide limit groove, and screw bases are respectively arranged on two side lever bodies of the front and back threaded screw rods and are matched in the guide limit grooves; one end of each positive and negative threaded lead screw is connected with a Z-shaped crank outside the seedling raising tray A and the seedling raising tray B; the lower end of each group of crossed connecting rods is hinged with the top of the screw seat at the respective side, the upper end of each group of crossed connecting rods is hinged with the two ends of the bottom of the seedling raising tray B at the layer, the hinge points are positioned at the left side and the right side of the guiding limit groove, each connecting rod is independently connected, and the two crossed connecting rods do not interfere; two spaced slide posts are arranged on the left side and the right side of the top of the base, two spaced slide seats are arranged on the left side and the right side of the seedling raising tray B, the slide seats correspond to the slide posts in position, the slide posts pass through the slide seats in a matched manner, and a stop block is arranged on the top of each slide post; and a plurality of evenly-spaced placing grooves are respectively arranged in the seedling raising tray A and the seedling raising tray B at the front side and the rear side of the guide limiting groove.

The beneficial effects of the utility model are as follows: the utility model can freely adjust the height between each layer of seedling raising trays, avoids the limitation of height adjustment, effectively meets the space required by the growth of seedlings, has stable structure, is safe and reliable, does not have the condition of falling off, and avoids influencing the growth and development of the seedlings.

Drawings

The utility model is further described below with reference to the drawings and the detailed description.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view in the direction a-a of fig. 1.

Reference numerals in the drawings:

1. the seedling raising device comprises a base, 2, supporting legs, 3, seedling raising trays A and 4, seedling raising trays B and 5, a guiding limit groove, 6, a front and back threaded screw rod, 7, a screw seat, 8, a sliding seat, 9, a sliding column, 10, a crank, 11, a placing groove, 12, a connecting rod, 13 and a stop block.

Detailed Description

As shown in fig. 1-2, a seedling raising device comprises a base 1, wherein the base 1 is rectangular, four supporting legs 2 are arranged at the top of the base 1, a seedling raising tray A3 is arranged at the top of the supporting legs 2, a plurality of layers of seedling raising trays B4 are arranged above the seedling raising tray A3, and a group of movable cross-shaped connecting rods 12 are arranged between the seedling raising tray A3 and the seedling raising trays B4 and between two adjacent seedling raising trays B4; a rectangular strip-shaped guide limit groove 5 is formed in the transverse central line positions of the seedling raising tray A3 and the seedling raising tray B4, a front and back threaded screw rod 6 is arranged in the guide limit groove 5, a nut seat 7 is respectively arranged on the two side lever bodies of the front and back threaded screw rod 6, and the nut seat 7 is matched and positioned in the guide limit groove 5; one end of each positive and negative threaded lead screw 6 is connected with a Z-shaped crank 10 outside the seedling raising tray A3 and the seedling raising tray B4; the lower end of each group of crossed connecting rods 12 is hinged with the top of the screw seat 7 at the respective side, the upper end of each group of crossed connecting rods 12 is hinged with the two ends of the bottom of the seedling raising tray B4 at the layer, the hinge point is positioned at the left side and the right side of the guiding limit groove 5, each connecting rod 12 is independently connected, and the two crossed connecting rods 12 do not interfere; two spaced slide posts 9 are arranged on the left side and the right side of the top of the base 1, two spaced slide bases 8 are arranged on the left side and the right side of the seedling raising tray B4, the slide bases 8 correspond to the slide posts 9 in position, the slide posts 9 pass through the slide bases 8 in a matched mode, and a stop block 13 is arranged on the top of the slide posts 9; a plurality of evenly spaced placing grooves 11 are arranged in the seedling raising tray A3 and the seedling raising tray B4 on the front side and the rear side of the guide limit groove 5.

In the use process, the seedling raising cup is placed in the placing groove 11, the crank 10 is manually rotated, the crank 10 drives the positive and negative threaded lead screws 6 to rotate under the supporting action of bearing seats at two sides, the positive and negative threaded lead screws 6 drive the screw bases 7 at two sides on the lever body to move towards the direction close to the midpoint of the positive and negative threaded lead screws 6 or away from the midpoint of the positive and negative threaded lead screws 6, and the screw bases 7 drive the crossed connecting rod 12 to drive the seedling raising plate B4 to do vertical lifting movement, so that the growth space of seedlings is effectively ensured.

The screw seat 7 is matched with the guide limit groove 5, so that the guide limit groove 5 plays an effective guide limit role of the screw seat 7, and the sliding column 9 also plays an effective guide role of the seedling raising tray B4; the hinge points of the connecting rod 12 and the seedling raising plate B4 are arranged on two sides of the guide limit groove 5, so that the interference between the hinge points and the guide limit groove 5 is avoided; a crank 10 is arranged outside each seedling raising plate, so that the space between the two seedling raising plates can be independently adjusted; the stop block 13 can effectively prevent the seedling raising tray B4 on the top layer from being separated from the slide column 9.

Claims

1. The utility model provides a device grows seedlings, includes base (1), and base (1) top is equipped with four landing leg (2), its characterized in that: the top of the supporting leg (2) is provided with a seedling raising tray A (3), a plurality of layers of seedling raising trays B (4) are arranged above the seedling raising tray A (3), and a group of movable cross-shaped connecting rods (12) are arranged between the seedling raising tray A (3) and the seedling raising trays B (4) and between two adjacent seedling raising trays B (4); a rectangular strip-shaped guide limit groove (5) is formed in the transverse central line positions of the seedling raising tray A (3) and the seedling raising tray B (4), a positive and negative threaded lead screw (6) is arranged in the guide limit groove (5), a nut seat (7) is respectively arranged on the two side lever bodies of the positive and negative threaded lead screw (6), and the nut seat (7) is matched and positioned in the guide limit groove (5); the lower end of each group of cross-shaped connecting rods (12) is respectively hinged with the screw seat (7) at the respective side, and the upper end of each group of cross-shaped connecting rods (12) is respectively hinged with the two ends of the bottom of the seedling raising tray B (4) at the layer; two spaced slide posts (9) are arranged on the left side and the right side of the top of the base (1), two spaced slide bases (8) are arranged on the left side and the right side of the seedling raising tray B (4), the slide bases (8) correspond to the slide posts (9) in position, and the slide posts (9) pass through the slide bases (8) in a matched mode.

2. A seedling raising device as defined in claim 1, wherein: the upper ends of each group of crossed connecting rods (12) are respectively hinged to the two ends of the bottom of each layer of seedling raising tray B (4), and the hinge points are respectively positioned on the left side and the right side of the guide limiting groove (5).

3. A seedling raising device as defined in claim 1, wherein: outside the seedling raising tray A (3) and the seedling raising tray B (4), one end of each positive and negative screw lead screw (6) is connected with a Z-shaped crank (10).

4. A seedling raising device as defined in claim 1, wherein: the top of the sliding column (9) is provided with a stop block (13).

5. A seedling raising device as defined in claim 1, wherein: a plurality of placing grooves (11) are respectively arranged in the seedling raising tray A (3) and the seedling raising tray B (4) at the front side and the rear side of the guide limit groove (5).