Portable shearing device for wheat crossbreeding

Abstract

The utility model relates to the technical field of hybrid wheat breeding, and discloses a portable shearing device for wheat crossbreeding, which comprises an upper rotating sheet, the inner wall of the upper rotating sheet is rotatably connected with a rotating shaft, the outer wall of the rotating shaft is rotatably connected with a lower rotating sheet, the top of the upper rotating sheet is fixedly connected with a handle and a fixed block, and the fixed block is fixedly connected with the handle. Mounting grooves are formed in the outer walls of the fixing blocks, tweezers pieces are slidably connected to the inner walls of the mounting grooves, and fixing screw grooves are formed in one ends of the tweezers pieces. The tweezers pieces are placed in the mounting grooves, the tweezers pieces are pushed to the innermost ends of the mounting grooves, the mounting screw grooves are made to coincide with the fixing screw grooves, the position adjusting screws are placed above the mounting screw grooves, the position adjusting screws are rotated, the position adjusting screws descend towards the interior of the handle through threads, and the position adjusting screws penetrate through the fixing screw grooves to reach the bottoms of the mounting screw grooves. The fixing screw grooves are connected with the mounting screw grooves through the position adjusting screws, the clamping pieces are fixed in the mounting grooves, and the tweezers pieces cannot be disengaged.

Description

Technical Field

[0001] The utility model relates to the technical field of hybrid wheat breeding, in particular to a portable shearing device used for wheat hybrid breeding. Background Art

[0002] Wheat hybrid breeding refers to a breeding method that hybridizes two or more wheat varieties with different genetic characteristics to obtain new varieties with excellent traits. It is a traditional breeding method.

[0003] Now, when experimenters are working on wheat hybrid breeding, they need to switch back and forth between tweezers and scissors. When switching tools, the staff's eyes need to stay on the breeding wheat at all times to prevent the death of wheat due to external reasons, resulting in long working hours. At the same time, due to the special nature of the tweezers, installing them on the scissors may block the staff's line of sight. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a portable shearing device for wheat hybrid breeding, which has the advantages of being easy to use and having adjustable tweezer angles, and solves the problems raised by the above-mentioned background technology.

[0005] The utility model provides the following technical solution: a portable shearing device for wheat hybrid breeding, comprising an upper rotating piece, the inner wall of the upper rotating piece is rotatably connected to a rotating shaft, the outer wall of the rotating shaft is rotatably connected to a lower rotating piece, the top of the upper rotating piece is fixedly connected to a handle and a fixed block, the outer wall of the fixed block is provided with a mounting groove, the inner wall of the mounting groove is slidably connected to a tweezer piece, one end of the tweezer piece is provided with a fixing screw groove, the other end of the tweezer piece is fixedly connected to a clamping piece, the top of the fixed block is respectively provided with a mounting screw groove and an adjusting screw groove, the inner wall of the mounting screw groove is threadedly connected to a mounting screw, the inner wall of the adjusting screw groove is threadedly connected to an adjusting screw, the outer wall of the upper rotating piece is provided with a shearing piece, and the outer wall of the handle is fixedly connected to a limiting plate.

[0006] As a preferred technical solution of the present utility model, the limit plate is located above the lower rotating piece, and the width of the limit plate is the same as that of the lower rotating piece.

[0007] As a preferred technical solution of the utility model, the installation screw groove is the same size as the fixing screw groove, and the installation screw groove is located above the fixing screw groove, and the fixing screw groove is threadedly connected to the installation screw.

[0008] As a preferred technical solution of the utility model, the length of one side of the fixing block above the mounting groove is greater than the length of the side below the mounting groove, and the extension section of the mounting groove is suspended on the side of the fixing block below the mounting groove.

[0009] As a preferred technical solution of the utility model, the tweezers are made of elastic steel, and the bottom of the mounting screw is in contact with the top surface of the tweezers.

[0010] As a preferred technical solution of the utility model, the fixed block, mounting groove, tweezers, clamping plate, mounting screw, adjusting screw, mounting screw groove, adjusting screw groove and fixing screw groove are regarded as a flipping component, and the number of the flipping components is two, respectively located at the top of the rotating shaft and the bottom of the lower rotating plate.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The portable shearing device for wheat hybrid breeding places a tweezer blade inside a mounting groove and pushes the tweezer blade to the innermost end of the mounting groove so that the mounting screw groove overlaps with the fixed screw groove, places an adjusting screw above the mounting screw groove, and rotates the adjusting screw so that the adjusting screw descends toward the inside of the handle through a thread, passes through the fixed screw groove to reach the bottom of the mounting screw groove, connects the fixed screw groove with the mounting screw groove, and fixes the clamping blade inside the mounting groove so that the tweezer blade will not fall off.

[0013] 2. The portable shearing device for wheat hybrid breeding moves two tweezers downward by rotating two mounting screws, and makes the two tweezers fit with the top of the upper rotating piece and the bottom of the lower rotating piece, and moves the two clamping pieces toward the middle, so that the outermost ends of the two clamping pieces fit together. At this time, the user holds the upper rotating piece and the lower rotating piece, and passes his fingers through the two handles to stretch the clamping pieces into the wheat ears, driving the upper rotating piece and the lower rotating piece to rotate about the rotating axis to separate the two clamping pieces. At this time, the upper rotating piece and the lower rotating piece are reset to fit together, so that the two clamping pieces clamp the male seeds, and the device is moved to take the clamping pieces out of the wheat ears, so that the clamping pieces clamp the male seeds out. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the lower rotating piece of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the upper rotating piece of the utility model;

[0017] Figure 4 This is a schematic diagram of the cross-sectional structure of the fixed block of the utility model;

[0018] Figure 5 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1. upper rotating piece; 2. rotating shaft; 3. handle; 4. lower rotating piece; 5. limit plate; 6. fixing block; 7. mounting slot; 8. tweezers; 9. clamping piece; 10. mounting screw; 11. adjusting screw; 12. cutting piece; 13. mounting screw slot; 14. adjusting screw slot; 15. fixing screw slot. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-5 The portable shearing device for wheat hybrid breeding comprises an upper rotating piece 1, the inner wall of the upper rotating piece 1 is rotatably connected with a rotating shaft 2, the outer wall of the rotating shaft 2 is rotatably connected with a lower rotating piece 4, the top of the upper rotating piece 1 is fixedly connected with a handle 3 and a fixed block 6, the outer wall of the fixed block 6 is provided with a mounting groove 7, the inner wall of the mounting groove 7 is slidably connected with a tweezer piece 8, one end of the tweezer piece 8 is provided with a fixing screw groove 15, the other end of the tweezer piece 8 is fixedly connected with a clamping piece 9, the top of the fixed block 6 is respectively provided with a mounting screw groove 13 and a positioning screw groove 14, the mounting screw groove 15 is provided with a fixing screw groove 15, and the fixing screw groove 15 is provided with a fixing screw groove 15. The inner wall of the screw groove 13 is threadedly connected with a mounting screw 10, the inner wall of the adjusting screw groove 14 is threadedly connected with an adjusting screw 11, the outer wall of the upper rotating piece 1 is provided with a shearing piece 12, and the outer wall of the handle 3 is fixedly connected with a limiting plate 5. In the above structure, there are two handles 3 and limiting plates 5, and the two handles 3 and limiting plates 5 are located at the top of the upper rotating piece 1 and the bottom of the lower rotating piece 4. The staff holds the upper rotating piece 1 and the lower rotating piece 4, passes their fingers through the two handles 3, and makes an opening action to open the upper rotating piece 1 and the lower rotating piece 4.

[0022] In a preferred embodiment, the limiting plate 5 is located above the lower rotating piece 4, and the width of the limiting plate 5 is the same as that of the lower rotating piece 4. In the above structure, the lower rotating piece 4 is limited by the limiting plate 5 so that the lower rotating piece 4 will not rotate over the top of the upper rotating piece 1, and the lower rotating piece 4 cannot rotate upward when the bottom of the limiting plate 5 is rotated.

[0023] In a preferred embodiment, the mounting screw groove 13 is the same size as the fixing screw groove 15, and the mounting screw groove 13 is located above the fixing screw groove 15, and the fixing screw groove 15 is threadedly connected to the mounting screw 10. In the above structure, by aligning the mounting screw groove 13 and the fixing screw groove 15, the mounting screw 10 is inserted above the mounting screw groove 13, and the mounting screw 10 is rotated so that the mounting screw 10 connects the mounting screw groove 13 and the fixing screw groove 15, thereby fixing the tweezers 8 on the inner wall of the mounting groove 7.

[0024] In a preferred embodiment, the length of one side of the fixing block 6 above the mounting groove 7 is greater than the length of one side below the mounting groove 7, and the extension section of the mounting groove 7 is suspended on the side of the fixing block 6 below the mounting groove 7;

[0025] In a preferred embodiment, the tweezers 8 are made of elastic steel, and the bottom of the mounting screw 10 is in contact with the top surface of the tweezers 8. In the above structure, by rotating the mounting screw 10, the bottom of the mounting screw 10 is moved downward, the suspended section of the tweezers 8 is pressed downward, the suspended section of the tweezers 8 is bent, the tweezers 8 and the top of the upper rotating plate 1 are fitted together, and the clamping plate 9 is moved downward.

[0026] In a preferred embodiment, the fixed block 6, the mounting groove 7, the tweezers 8, the clamping piece 9, the mounting screw 10, the adjusting screw 11, the mounting screw groove 13, the adjusting screw groove 14 and the fixing screw groove 15 are regarded as a flipping component, and the number of the flipping components is two, which are respectively located at the top of the rotating shaft 2 and the bottom of the lower rotating piece 4. In the above structure, by rotating the two mounting screws 10, the two tweezers 8 are moved downward, and the two tweezers 8 are made to fit with the top of the upper rotating piece 1 and the bottom of the lower rotating piece 4, so that the two clamping pieces 9 are moved to the middle, and the outermost ends of the two clamping pieces 9 are made to fit.

[0027] Working principle: use the shearing piece 12 to cut off the excess part of the wheat ear, place the tweezers 8 inside the installation groove 7, and push the tweezers 8 to the innermost end of the installation groove 7, so that the installation screw groove 13 coincides with the fixed screw groove 15, place the adjusting screw 11 above the installation screw groove 13, and rotate the adjusting screw 11, so that the adjusting screw 11 descends to the inside of the handle 3 through the thread, so that the adjusting screw 11 passes through the fixed screw groove 15 to reach the bottom of the installation screw groove 13, so that the adjusting screw 11 connects the fixed screw groove 15 with the installation screw groove 13, and fix the clamping piece 9 inside the installation groove 7, so that the tweezers 8 will not fall off, and when the clamping piece 9 needs to be used to clamp the male seeds, by rotating the two The two tweezers 8 are moved downward by installing screws 10, and the two tweezers 8 are fitted with the top of the upper rotating piece 1 and the bottom of the lower rotating piece 4, and the two clamping pieces 9 are moved toward the middle, so that the outermost ends of the two clamping pieces 9 fit together. At this time, the user holds the upper rotating piece 1 and the lower rotating piece 4, and passes his fingers through the two handles 3, stretching the clamping pieces 9 into the wheat ears, driving the upper rotating piece 1 and the lower rotating piece 4 to rotate with the rotating shaft 2, so that the two clamping pieces 9 are separated. At this time, the upper rotating piece 1 and the lower rotating piece 4 are reset, so that the two clamping pieces 9 fit together, so that the two clamping pieces 9 clamp the male seeds, and the equipment is moved to take the clamping pieces 9 out of the wheat ears, so that the clamping pieces 9 clamp the male seeds out.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable shearing device for wheat hybrid breeding, comprising an upper rotating plate (1), characterized in that: The inner wall of the upper rotating piece (1) is rotatably connected to a rotating shaft (2), and the outer wall of the rotating shaft (2) is rotatably connected to a lower rotating piece (4). The top of the upper rotating piece (1) is fixedly connected to a handle (3) and a fixed block (6). The outer wall of the fixed block (6) is provided with a mounting groove (7), and the inner wall of the mounting groove (7) is slidably connected to a tweezer (8). One end of the tweezer (8) is provided with a fixing screw groove (15), and the other end of the tweezer (8) is fixedly connected to a clamping piece (9). The top of the fixed block (6) is respectively provided with a mounting screw groove (13) and a positioning screw groove (14), the inner wall of the mounting screw groove (13) is threadedly connected to a mounting screw (10), and the inner wall of the positioning screw groove (14) is threadedly connected to an adjusting screw (11). The outer wall of the upper rotating piece (1) is provided with a shearing piece (12), and the outer wall of the handle (3) is fixedly connected to a limiting plate (5).

2. The portable shearing device for wheat hybrid breeding according to claim 1, characterized in that: The limiting plate (5) is located above the lower rotating plate (4), and the width of the limiting plate (5) is the same as that of the lower rotating plate (4).

3. The portable shearing device for wheat hybrid breeding according to claim 1, characterized in that: The size of the installation screw groove (13) and the fixing screw groove (15) is the same, and the installation screw groove (13) is located above the fixing screw groove (15), and the fixing screw groove (15) is threadedly connected to the installation screw (10).

4. The portable shearing device for wheat hybrid breeding according to claim 1, characterized in that: The length of a surface of the fixing block (6) above the mounting groove (7) is greater than the length of a surface below the mounting groove (7), and an extension section of the mounting groove (7) is suspended on a surface of the fixing block (6) below the mounting groove (7).

5. The portable shearing device for wheat hybrid breeding according to claim 1, characterized in that: The tweezers (8) are made of elastic steel, and the bottom of the mounting screw (10) is in contact with the top surface of the tweezers (8).

6. The portable shearing device for wheat hybrid breeding according to claim 1, characterized in that: The fixing block (6), the mounting groove (7), the tweezers (8), the clamping plate (9), the mounting screw (10), the adjusting screw (11), the mounting screw groove (13), the adjusting screw groove (14) and the fixing screw groove (15) are regarded as a flip assembly, and the number of the flip assembly is two, which are respectively located at the top of the rotating shaft (2) and the bottom of the lower rotating plate (4).

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