Crop growth cultivation model box

Abstract

The utility model belongs to the technical field of model boxes, and particularly relates to a crop growth cultivation model box which comprises a rotating plate, a push-and-pull assembly, a box body assembly, a supporting shaft and a rotating motor, the box body assembly is arranged on the rotating plate and is unfolded through the push-and-pull assembly, a threaded rod is installed on the bottom face of the rotating plate, and the supporting shaft is arranged on the rotating plate. The push-pull assembly is arranged on a threaded rod, the threaded rod is fixedly installed on a supporting shaft, a base is arranged below the rotating plate, a rotating motor and a bearing seat are installed on the base, and the supporting shaft is rotationally installed on the bearing seat. Through cooperation of the push-pull assembly, the box body assembly and the rotating motor, the push-pull assembly adjusts and unfolds the four surrounding baffles to the observation angle of 65 degrees through the blocking and limiting effects of the hand baffles. According to the structure, multi-face unfolding of the box body assembly is achieved, researchers can conveniently observe the growth state of crops in the box from multiple angles, and the observation intuition and the display effect of the model box are remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to model box technical field, and specifically relates to a crop growth and cultivation model box. BACKGROUND

[0002] In modern agricultural scientific research and teaching practice, the crop growth and cultivation model box as the core experimental device for simulating natural environment and observing crop growth process, its structure design directly influences the reliability of agricultural scientific research data and teaching display effect. The fixed frame type model box widely used at present has the following key technical defects: firstly, the rigid frame structure leads to fixed single observation angle, cannot realize three-dimensional observation of crop growth process, seriously restricts the complete collection of key growth parameters such as crop root development dynamics and stem leaf spatial distribution of scientific research personnel;Secondly, in the agricultural technology popularization and teaching demonstration scene, the fixed structure is difficult to realize multi-angle, all -round cultivation effect display, reduces the intuitiveness of technical achievements and teaching effectiveness. In addition, in the agricultural colleges and universities practical teaching, the observation limitation of existing model box hinders the in-depth understanding of students to the overall growth law of crops. These technical defects not only influence the comprehensiveness and accuracy of scientific research data, more restrict the transformation efficiency of agricultural scientific and technological achievements and the improvement of teaching quality. For this reason, the utility model provides a novel crop growth and cultivation model box. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a crop growth and cultivation model box, which can solve the above technical problems.

[0004] The technical scheme adopted by the utility model is as follows:

[0005] The utility model provides a crop growth and cultivation model box, which comprises a rotating plate, a push-pull assembly, a box body assembly, a supporting shaft and a rotating motor, the box body assembly is arranged on the rotating plate and is operated to be unfolded through the push-pull assembly, the bottom surface of the rotating plate is provided with a threaded rod, the push-pull assembly is arranged on the threaded rod, the threaded rod is fixedly installed on the supporting shaft, a base is arranged below the rotating plate, the base is provided with a rotating motor and a bearing seat, the supporting shaft is rotatably installed on the bearing seat, a belt pulley set is arranged below the push-pull assembly, and the belt pulley set is installed on the supporting shaft and the output shaft of the rotating motor.

[0006] The push-pull assembly comprises a lifting plate, four push-pull plates, a linkage bolt and four reverse pulling springs, the four push-pull plates are evenly distributed around the lifting plate, the lifting plate is in threaded cooperation with the threaded rod, the outer side of the lifting plate is provided with a mounting plate, the lower side of the push-pull plate is in rotary cooperation with the mounting plate through a hinged shaft, the upper side of the push-pull plate is rotatably provided with a turnover plate, the linkage bolt is arranged in the turnover plate, the four reverse pulling springs are arranged below the rotary plate, one end of the linkage bolt is sleeved with one of the reverse pulling springs, and the end of the reverse pulling spring is located above the turnover plate, the bottom surface of the rotary plate is provided with four limiting bolts, the limiting bolts are in threaded cooperation with the bottom surface of the rotary plate, the other end of the reverse pulling spring is sleeved on the limiting bolt, and a hand stop plate is arranged below the rotary plate and mounted on the lifting plate.

[0007] When the crop growth cultivation model box is in operation, the motor drives the support shaft to rotate through the belt pulley set, and the support shaft drives the threaded rod to rotate synchronously; the operator limits the rotation of the lifting plate through the hand stop plate, so that the lifting plate moves along the threaded rod in the axial direction; the lifting plate drives the four push-pull plates to move synchronously, and the push-pull plates drive the surrounding stop plates to rotate around the upper and lower insertion pins under the double limiting action of the upper and lower insertion pins; under the double limiting action of the upper and lower insertion pins, the four surrounding stop plates are synchronously unfolded to a working angle of 65°, and the omnibearing unfolding of the box assembly is realized, so that the growth state of the crops in the box can be observed from multiple angles, and the display effect is significantly improved.

[0008] As preferred, the box assembly comprises a bottom plate, a top plate and four surrounding stop plates, the fixed plate is mounted between the bottom plate and the top plate, the four surrounding stop plates are evenly distributed around the top plate and the bottom plate, the bottom plate is fixedly mounted on the surface of the rotary plate, the bottom surface of the top plate is provided with four top insertion grooves at the corners, the top insertion grooves are in insertion cooperation with the upper insertion pins, the upper insertion pins are fixedly installed on the inner side of the upper end of the surrounding stop plate, and the four upper insertion pins are symmetrically distributed on one side of the surface of the surrounding stop plate with the center of the bottom plate as the center of rotation.

[0009] As preferred, the lower insertion pins are fixedly installed at the corners of the surface of the bottom plate, the lower insertion pins are in insertion cooperation with the bottom insertion grooves, the bottom insertion grooves are provided with four, and are symmetrically arranged on one side of the bottom surface of the four surrounding stop plates with the center of the bottom plate as the center of rotation.

[0010] As preferred, four arc-shaped holes symmetrically distributed with the center of the bottom plate as the center of rotation are arranged on the rotary plate, the linkage bolt is in threaded cooperation with the spiral hole through the arc-shaped hole, and the spiral hole is arranged on the bottom surface of the surrounding stop plate.

[0011] As preferred, notches matching with the linkage bolt are arranged on the side surface around the bottom plate, and the depth of the notches is matched with the diameter of the linkage bolt.

[0012] As preferred, the arc-shaped hole is a semicircular opening arc structure with the lower plug-in pin as the rotation center.

[0013] As preferred, the push-pull plate is moved along the arc-shaped hole by the lifting plate upward pushing linkage bolt, and the surrounding baffle presents a 65° unfolding angle by the limiting action of the lower plug-in pin and the upper plug-in pin.

[0014] The beneficial effects are:

[0015] The utility model discloses a push-pull assembly, box assembly and rotating motor's synergic cooperation utilizes the blocking limiting action of hand baffle, makes the lifting plate of push-pull assembly be in the controlled state. When rotating motor drives screw rod rotation, drives the lifting plate and moves along the screw rod, and four push-pull plates synchronous motion are pushed. Push-pull plate is acted on surrounding baffle through linkage bolt, and under the rotary limiting action of upper and lower plug-in pins, makes four surrounding baffle synchronous expansion to 65 ° observation angle. The structure realizes the multi -surface expansion of box assembly, and the growth state of the crop in the box is observed from multiple angles for scientific researchers, and the observation intuition and display effect of model box are improved significantly. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front view structure schematic diagram of the utility model;

[0017] Figure 2 It is the push-pull assembly structure schematic diagram of the utility model;

[0018] Figure 3 It is the box assembly exploded structure schematic diagram of the utility model;

[0019] Figure 4 It is the box assembly exploded structure bottom view schematic diagram of the utility model.

[0020] In the drawings, the component list represented by each sign is as follows:

[0021] 1, rotating plate;1a, arc-shaped hole;2, push-pull assembly;21, lifting plate;22, push-pull plate;22a, mounting plate;22b, turnover plate;23, linkage bolt;24, counter pull spring;25, limiting bolt;26, hand baffle;3, box assembly;31, bottom plate;31a, lower plug-in pin;32, top plate;32a, top plug-in slot;33, fixed plate;34, surrounding baffle;34a, upper plug-in pin;34b, spiral hole;34c, bottom plug-in slot;4, support shaft;4a, screw rod;5, bearing seat;6, belt pulley group;7, rotating motor;8, base. DETAILED DESCRIPTION

[0022] In order to make the purpose and advantages of the utility model more clearly, the following will make a specific description of the utility model with examples. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection scope of the utility model.

[0023] As Figures 1-4 The utility model discloses a crop growth and cultivation model box, including rotating plate 1, push -pull subassembly 2, box body subassembly 3, support shaft 4 and rotating motor 7, box body subassembly 3 sets up on rotating plate 1, and is through push -pull subassembly 2 and carries out the unfolding operation, the bottom of rotating plate 1 is installed with threaded rod 4a, push -pull subassembly 2 sets up on threaded rod 4a, threaded rod 4a fixed mounting is in support shaft 4, the below of rotating plate 1 is provided with base 8, and base 8 is installed with rotating motor 7 and bearing seat 5, support shaft 4 rotates mounting is in bearing seat 5, the below of push -pull subassembly 2 is provided with belt pulley group 6, and belt pulley group 6 installs on support shaft 4 and the output shaft of rotating motor 7,

[0024] Push -pull subassembly 2 includes lifting plate 21, push -pull plate 22, linkage bolt 23 and anti -pull spring 24, push -pull plate 22 is set as four, and evenly distributes in the four around lifting plate 21, and lifting plate 21 is with threaded rod 4a screw thread cooperation, and the outside of lifting plate 21 is installed with mounting plate 22a, and the downside of push -pull plate 22 is through hinged axle with mounting plate 22a rotation cooperation, and the upside of push -pull plate 22 is rotatably installed with turnover plate 22b, and linkage bolt 23 is set up in turnover plate 22b, and anti -pull spring 24 is set as four, and all sets up in the below of rotating plate 1, and linkage bolt 23 with one end of anti -pull spring 24 sleeve joint, and the end of anti -pull spring 24 is located in the above of turnover plate 22b, and the bottom of rotating plate 1 is provided with four limit bolts 25, and limit bolt 25 is with the bottom of rotating plate 1 screw thread cooperation, and the other end of anti -pull spring 24 is set on limit bolt 25, and the below of rotating plate 1 is provided with hand baffle 26, and hand baffle 26 is installed on lifting plate 21.

[0025] As an optional embodiment, the box body subassembly 3 includes a bottom plate 31, a top plate 32, and four surrounding baffle plates 34. The fixed plate 33 is installed between the bottom plate 31 and the top plate 32. The four surrounding baffle plates 34 are evenly distributed around the top plate 32 and the bottom plate 31. The bottom plate 31 is fixedly installed on the surface of the rotating plate 1. The top surface of the top plate 32 is provided with four top insertion grooves 32a at the corners. The top insertion grooves 32a are inserted and matched with the upper insertion pins 34a. The upper insertion pins 34a are fixedly installed on the inner side of the upper end of the surrounding baffle plate 34. The four upper insertion pins 34a are symmetrically distributed on one side of the surface of the surrounding baffle plate 34 with the center of the bottom plate 31 as the center, which can provide rotational support for the upper side of the surrounding baffle plate 34 through the insertion and matching of the top insertion grooves 32a and the upper insertion pins 34a.

[0026] Refer to the attached drawings Figure 4 The lower insertion pin 31a is fixedly installed at the four corners of the surface of the bottom plate 31, and is in insertion fit with the bottom insertion slot 34c. The bottom insertion slot 34c is provided as four, and is symmetrically arranged at an angle of 90° with the center of the bottom plate 31 as the center of rotation on the bottom surface of the four surrounding plates 34. In this way, the bottom surface of the four surrounding plates 34 can be rotationally supported by the insertion fit of the bottom insertion slot 34c and the lower insertion pin 31a.

[0027] Refer to the attached drawings Figure 1 The rotating plate 1 is provided with four arc-shaped holes 1a symmetrically arranged with the center of the bottom plate 31 as the center of rotation. The linkage bolt 23 penetrates the arc-shaped hole 1a and is in threaded fit with the screw hole 34b. The screw hole 34b is arranged on the bottom surface of the surrounding plate 34. In this way, the push-pull assembly 2 can be conveniently assembled during installation, and the installation convenience effect is improved.

[0028] Further, notches matching the linkage bolt 23 are arranged on the side surface of the bottom plate 31. The depth of the notches is matched with the diameter of the linkage bolt 23. When the linkage bolt 23 is rotationally sleeved in the arc-shaped hole 1a, the surrounding plate 34 is reversely rotated and attached to the four sides of the bottom plate 31, so that the linkage bolt 23 is simultaneously clamped in the notches, and the merging effect of the surrounding plate 34 is ensured.

[0029] Further, the arc-shaped hole 1a is a semicircular opening arc structure with the lower insertion pin 31a as the center of rotation. In this way, when the linkage bolt 23 drives the surrounding plate 34 to rotate around the lower insertion pin 31a, the linkage bolt 23 can move in the arc-shaped hole 1a, and the unfolding adjustment of the surrounding plate 34 is ensured.

[0030] Further, after the push-pull plate 22 is driven by the lifting plate 21 to move the linkage bolt 23 along the arc-shaped hole 1a, the surrounding plate 34 presents an unfolding angle of 65° under the limiting action of the lower insertion pin 31a and the upper insertion pin 34a, which is convenient for observation.

[0031] With the above structure, when working, the rotating motor 7 drives the support shaft 4 to rotate through the belt pulley set 6, and the support shaft 4 drives the threaded rod 4a to rotate synchronously. The operator limits the rotation of the lifting plate 21 through the hand stop plate 26, and drives the lifting plate 21 to move axially along the threaded rod 4a. The lifting plate 21 drives the four push-pull plates 22 to move synchronously, and the push-pull plate 22 drives the surrounding plate 34 to rotate around the lower insertion pin 31a through the linkage bolt 23. Under the double limiting action of the upper insertion pin 34a and the lower insertion pin 31a, the four surrounding plates 34 are synchronously unfolded to an angle of 65°, and the omnibearing unfolding of the box assembly 3 is realized, which is convenient for multi-angle observation of the growth state of the internal crops, and significantly improves the display effect.

[0032] The above merely describes preferred embodiments of the present application, and it should be noted that, for those skilled in the art, some improvements and refinements can be made without departing from the principles of the present application, and these improvements and refinements should also be considered within the protection scope of the present application. The standard parts used in the present application can be purchased from the market, and can be ordered according to the description and drawings, the specific connection mode of each part is the conventional means such as bolt, rivet and welding in the prior art, the mechanical parts and equipment are the conventional types in the prior art, the control mode is automatic control through the controller, the control circuit of the controller can be realized through simple programming by those skilled in the art, and belongs to the common knowledge in the art, and the present application is mainly used to protect the mechanical device, so the control mode and circuit connection are not explained in detail. The structures, devices and operation methods not specifically described and explained in the present application are implemented according to the conventional means in the art without special description and limitation.

Claims

1. A crop growth and cultivation model box, characterized in that: The device includes a rotating plate (1), a push-pull assembly (2), a housing assembly (3), a support shaft (4), and a rotating motor (7). The housing assembly (3) is mounted on the rotating plate (1) and is unfolded by the push-pull assembly (2). A threaded rod (4a) is installed on the bottom surface of the rotating plate (1). The push-pull assembly (2) is mounted on the threaded rod (4a). The threaded rod (4a) is fixedly mounted on the support shaft (4). A base (8) is provided below the rotating plate (1). The rotating motor (7) and a bearing seat (5) are mounted on the base (8). The support shaft (4) is rotatably mounted on the bearing seat (5). A pulley assembly (6) is provided below the push-pull assembly (2). The pulley assembly (6) is mounted on the output shaft of the support shaft (4) and the rotating motor (7). The push-pull assembly (2) includes a lifting plate (21), a push-pull plate (22), a linkage bolt (23), and a counter-tension spring (24). The push-pull plate (22) consists of four pieces, evenly distributed around the lifting plate (21). The lifting plate (21) is threadedly engaged with the threaded rod (4a). An mounting plate (22a) is installed on the outer side of the lifting plate (21). The lower side of the push-pull plate (22) is rotatably engaged with the mounting plate (22a) via a hinge shaft. A flip plate (22b) is rotatably mounted on the upper side of the push-pull plate (22). The linkage bolt (23) is inserted through the flip plate (22b). The four counter-tension springs (24) are all located below the rotating plate (1). The linkage bolt (23) is sleeved with one end of one of the counter-tension springs (24), and the end of the counter-tension spring (24) is located above the flip plate (22b). The bottom surface of the rotating plate (1) is provided with four limiting bolts (25), and the limiting bolts (25) are threadedly engaged with the bottom surface of the rotating plate (1). The other end of the counter-tension spring (24) is sleeved on the limiting bolt (25). A hand stop plate (26) is provided below the rotating plate (1), and the hand stop plate (26) is installed on the lifting plate (21).

2. The crop growth and cultivation model box according to claim 1, characterized in that: The box assembly (3) includes a bottom plate (31), a top plate (32), and four enclosure plates (34). A fixing plate (33) is installed between the bottom plate (31) and the top plate (32). The four enclosure plates (34) are evenly distributed around the top plate (32) and the bottom plate (31). The bottom plate (31) is fixedly installed on the surface of the rotating plate (1). The bottom surface of the top plate (32) has a top insertion groove (32a) at each of the four corners, and the top insertion groove (32a) is inserted into the upper insertion pin (34a). The upper insertion pin (34a) is fixedly installed on the inner side of the upper end of the enclosure plate (34). The four upper insertion pins (34a) are symmetrically distributed on one side of the surface of the enclosure plate (34) with the center of the bottom plate (31) as the center.

3. The crop growth and cultivation model box according to claim 2, characterized in that: The bottom plate (31) has four fixedly installed bottom insertion pins (31a) at the four corners of its surface. The bottom insertion pins (31a) are inserted into the bottom insertion slots (34c). There are four bottom insertion slots (34c), which are symmetrically opened on one side of the bottom surface of the four enclosure plates (34) with the center of the bottom plate (31) as the center.

4. The crop growth and cultivation model box according to claim 3, characterized in that: The rotating plate (1) has four arc-shaped holes (1a) that are symmetrically distributed around the center of the base plate (31). The linkage bolt (23) passes through the arc-shaped holes (1a) and is threaded into the spiral hole (34b), and the spiral hole (34b) is located on the bottom surface of the enclosure plate (34).

5. A crop growth and cultivation model box according to claim 4, characterized in that: The base plate (31) has recesses on its four sides that match the embedded joint bolt (23), and the depth of the recesses is adapted to the diameter of the joint bolt (23).

6. A crop growth and cultivation model box according to claim 5, characterized in that: The arc-shaped hole (1a) has a semi-circular open arc structure with the lower insertion pin (31a) as the rotation center.

7. A crop growth and cultivation model box according to claim 6, characterized in that: After the push-pull plate (22) is pushed by the lifting plate (21) to move the linkage bolt (23) along the arc hole (1a), its enclosure plate (34) presents a 65° unfolding angle by the limiting effect of the lower insertion pin (31a) and the upper insertion pin (34a).

Images