CN218921053U

CN218921053U - Portable flue-cured tobacco topping device

Info

Publication number: CN218921053U
Application number: CN202223080318.4U
Authority: CN
Inventors: 裴晓东; 张文军; 李帆; 黄海
Original assignee: Changsha Co Of Hunan Tobacco Co
Current assignee: Changsha Co Of Hunan Tobacco Co
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-04-28
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a portable flue-cured tobacco topping device, which solves the problems of low efficiency and inconvenient topping of manual topping of large-area tobacco fields and complex terrains in the prior art. The utility model comprises a scissors frame structure, wherein one end of the scissors frame structure is a handle end, the other end of the scissors frame structure is a shearing end, shearing blocks with arc-shaped grooves are respectively arranged at the shearing ends of the scissors frame structure, and blades which are obliquely arranged are arranged in the arc-shaped grooves. The utility model has simple structure and convenient operation; the labor-saving lever is flexibly applied, so that the physical force consumed by tobacco farmers in the topping process is saved; the first shearing part and the second shearing part are mutually matched for shearing, so that the safety problem of using tools when a tobacco grower works is greatly guaranteed; the 45-degree inclined blade can also avoid the problem of irregular tobacco plants caused by free hand pinching in manual topping. The tool is compact and simple, and provides convenience for carrying work and mass production for tobacco growers.

Description

Portable flue-cured tobacco topping device

Technical Field

The utility model relates to the technical field of flue-cured tobacco plant topping, in particular to a portable flue-cured tobacco topping device.

Background

Tobacco is a non-edible leaf commercial crop, most of product organs produced in large area are leaves, after a tobacco plant enters a mature period and buds appear, the whole tobacco plant starts to be changed from vegetative growth to reproductive growth, a large amount of nutrition starts to flow to inflorescences at the top end of the tobacco plant, the growth of tobacco leaves is further influenced, the yield and quality of the tobacco leaves are reduced, and therefore the key point of managing the mature period of the tobacco plant is to control the tobacco plant to be changed from vegetative growth to reproductive growth. Top end dominance is eliminated, reproductive growth is prevented, accumulation of tobacco dry matters and single leaf weight of tobacco plants are increased, and the purposes of improving yield and quality of tobacco are achieved.

At present, the topping technology adopted in China mainly comprises manual topping and chemical topping, but the manual topping requires tobacco farmers to pinch off fireworks one by one, so that the uniformity after topping is not considerable while consuming a great amount of time and labor force, and the chemical topping is easy to adversely affect the quality of tobacco leaves, the sucking safety and the natural environment of tobacco fields. Few areas try to adopt a mechanical topping mode, although the efficiency is obviously improved, the tobacco fields facing complex terrains have the trouble of inconvenient movement and troublesome disassembly and assembly, and the problems seriously affect the enthusiasm of tobacco growers and further affect the popularization rate of mechanical topping. Therefore, it is necessary to invent a high-quality, convenient and efficient tobacco topping device.

Disclosure of Invention

Aiming at the defects in the background technology, the utility model provides a portable flue-cured tobacco topping device, which solves the problems of low manual topping efficiency and inconvenient topping of large-area tobacco fields and complex terrains in the prior art.

The technical scheme of the utility model is realized as follows: the utility model provides a portable flue-cured tobacco topping machine, includes scissors frame structure, and the one end of scissors frame structure is the handle end, and the other end is the shearing end, and the shearing end of scissors frame structure is equipped with the shearing piece that has the arc wall respectively, is equipped with the blade that the slope set up in the arc wall.

Further, the scissors frame structure comprises a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are connected into an X-shaped structure, and a connecting seat is connected to the hinge joint of the first connecting rod and the second connecting rod; the shearing block comprises a first shearing block and a second shearing block, the head of the first connecting rod is connected with the first shearing block, the head of the second connecting rod is connected with the second shearing block, and a spring is connected between the tail of the first connecting rod and the tail of the second connecting rod.

Further, the lateral surface of first shearing piece and second shearing piece is equipped with the connecting piece of being connected with scissors frame structure, and the arc wall is located the medial surface of first shearing piece and second shearing piece, and the blade passes through the threaded rod and can dismantle the connection in the arc wall.

Further, the blades are respectively connected in the arc-shaped grooves of the first shearing block and the second shearing block in a 45-degree inclined mode, and in the closed state of the first shearing block and the second shearing block, the blades on the first shearing block and the second shearing block are located on the same plane.

Furthermore, the connecting piece is a hemispherical connecting block, and the hemispherical connecting block and the shearing block are of an integrated structure.

Further, the upper portion of threaded rod is connected with the butterfly piece, and the lower part of threaded rod is equipped with the screw thread portion of being connected with the screw hole on the shearing piece.

Further, the connecting seat comprises a shell, a rotating shaft is arranged in the shell, the shell is positioned in the middle of the first connecting rod and the second connecting rod, and the rotating shaft penetrates through the first connecting rod and the second connecting rod and fixes the first connecting rod and the second connecting rod into a scissor frame structure.

The beneficial effects of the utility model are as follows: the utility model has simple structure and convenient operation, and basically has no difficulty of using hands when tobacco farmers contact the tool for the first time in popularization and popularization; the labor-saving lever is flexibly applied, so that the physical force consumed by tobacco farmers in the topping process is saved; the first shearing block and the second shearing block are mutually matched for shearing, so that the safety problem of using tools when a tobacco grower works is greatly guaranteed; the 45-degree inclined blade can also avoid the problem of irregular tobacco plants caused by free hand pinching in manual topping. The tool is compact and simple, and provides convenience for carrying work and mass production for tobacco growers.

Drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a closed operating state effect diagram of the present utility model;

FIG. 4 is a schematic view of the threaded rod of FIG. 1;

fig. 5 is a schematic structural view of the first cutout.

In the figure: 1. the handle comprises a handle part, 2, a spring, 3, a connecting seat, 4, a blade, 5, a cutting block, 51, a first cutting block, 52, a second cutting block, 53, a connecting piece, 6, a connecting shaft part, 7, a threaded rod, 71, a butterfly-shaped piece, 72 and a threaded part.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, embodiment 1, a portable flue-cured tobacco topping device, including the scissors frame structure, the one end of scissors frame structure is the handle end, and the other end is the shearing end, and flue-cured tobacco topping device sets up to the scissors frame structure, makes the tobacco grower have the degree of difficulty that the upper hand used basically in the aspect of promoting and popularizing that makes this instrument of first contact. The shearing ends of the shear frame structure are respectively provided with a shearing block 5 with arc grooves, and the arc grooves on the two shearing blocks 5 are combined into a cylindrical hole in a closed state; during shearing, the tobacco stem of flue-cured tobacco is limited in the cylindricality downthehole under the effect of two shearing pieces, makes things convenient for the blade to cut, and the flue-cured tobacco top after shearing can stay in the cylindricality downthehole simultaneously, makes things convenient for the tobacco grower to collect the flue-cured tobacco top after shearing and puts into appointed position. The blade 4 that the slope set up is equipped with in the arc wall, and the blade that the slope set up conveniently cuts the stalk when shearing flue-cured tobacco top, has avoided the wearing and tearing to the blade when shearing perpendicularly, has prolonged the life of blade 4.

In the embodiment, the scissors frame structure comprises a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are connected into an X-shaped structure, and a connecting seat 3 is connected at the hinge joint of the first connecting rod and the second connecting rod; the scissor rest structure forms a lever type structure through the connecting seat as a supporting point, the lever type structure is labor-saving, and the flexible application of the lever type structure saves the physical effort consumed by tobacco farmers in the topping process. The shear block 5 comprises a first shear block 51 and a second shear block 52, the head of the first connecting rod is connected with the first shear block 51, the head of the second connecting rod is connected with the second shear block 52, and a spring 2 is connected between the tail of the first connecting rod and the tail of the second connecting rod. The spring is used for resetting the first connecting rod and the second connecting rod, so that the pressure during manual topping can be reduced, and the topping efficiency is improved.

The specific use process is as follows: the handle end is held, and the tip that has the head rod and the second connecting rod of spring 2 one side drives spring 2 compression and makes the tip of head rod and second connecting rod be close to, and the shearing end is close to flue-cured tobacco top, and simultaneously, first shearing piece and second shearing piece drive blade 4 that is connected on it keep away from to place blade 4 in flue-cured tobacco position that needs to be topped. One of the first connecting rod or the second connecting rod at the handle end is loosened, the first connecting rod and the end part of the second connecting rod are far away under the action of the spring 2, and the first shearing block and the second shearing block extrude and drive the blade 4 to shear the top of the flue-cured tobacco.

Embodiment 2, a portable flue-cured tobacco topping device, its technical scheme that is different from embodiment 1 is that the lateral surface of first shearing piece 51 and second shearing piece 52 is equipped with the connecting piece 53 that is connected with the scissors frame structure, and the arc wall is located the medial surface of first shearing piece 51 and second shearing piece 52, and blade 4 can dismantle the connection in the arc wall through threaded rod 7. The threaded rod 7 is used to fix the blade 4, preventing the blade 4 from being offset. The blades 4 are respectively connected in the arc-shaped grooves of the first shearing block 51 and the second shearing block 52 in a 45-degree inclined mode, the blades 4 on the first shearing block 51 and the second shearing block 52 are located on the same inclined plane under the closing state of the first shearing block 51 and the second shearing block 52, the blades on the first shearing block and the blades on the second shearing block are dispersed by the reaction force of the stalks when the flue-cured tobacco stalks are sheared, and the service life of the blades can be prolonged.

In this embodiment, the connecting piece 53 is a hemispherical connecting block, the hemispherical connecting block and the shearing block 5 are integrally formed, and the ends of the first connecting rod and the second connecting rod are fixed in the hemispherical connecting block. The upper part of the threaded rod 7 is connected with a butterfly-shaped piece 71, and the butterfly-shaped piece 71 is convenient for manually screwing a screw without using tools such as a screwdriver and the like, so that the dull blade 4 can be replaced at any time; the lower part of the threaded rod 7 is provided with a threaded part 72 connected with a threaded hole on the shear block 5, and the threaded rod 7 is used for fixing the blade 4 through self-locking work of threads.

Other structures are the same as in embodiment 1.

Embodiment 3, a portable flue-cured tobacco topping machine, the first connecting rod and the second connecting rod all include handle portion 1 and connecting axle portion 6, and spring 2 sets up between two handle portions 1, and connecting axle portion 6 is connected with connecting piece 53. The middle parts of the first connecting rod and the second connecting rod are respectively provided with a through hole matched with the connecting seat 3. The connecting seat comprises a shell, a rotating shaft is arranged in the shell, the shell is positioned in the middle of the first connecting rod and the second connecting rod and is buckled on the first connecting rod and the second connecting rod, and the rotating shaft penetrates through the first connecting rod and the second connecting rod and fixes the first connecting rod and the second connecting rod into a scissor frame structure. The handle part 1 and the blade 4 are made of carbon structural steel, the service life of the tool is prolonged on the premise that the hardness of the handle part 1 is kept, the handle part 1 and the blade 4 can be connected through the rotating shaft to form a labor-saving lever device, the pressure born by the hands of a tobacco grower during manual topping is reduced, meanwhile, the handle part 1 is provided with a rubber sleeve to prevent slipping during topping and working, and the pressure born by the hands of the tobacco grower during manual topping is reduced. The pressure spring 2 is made of high-elastic steel, and provides an automatic rebound function in the whole tool topping process. The 45-degree blade is made of an aluminum alloy, the blade 4 can be fixed and replaced through screwing of a screw to keep sharpness of the blade 4 during working, and the 45-degree inclined angle ensures the uniformity of the topped tobacco plants. When the tobacco plant top-cutting device is used, the top end of a tobacco plant passes through the middle of two blades 4 to hold the handle part 1 by one hand, and is forced to close the palm, as shown in fig. 2, until the blades 4 are completely closed, the pressure spring 2 is in a compressed state, the 45-degree blades are in a closed state, and at the moment, the top of the tobacco plant is cut off by the two closed blades 4, so that a topping task is completed. The enlarged view of the screw shown in fig. 3, in combination with fig. 4, allows for a special design of the top of the screw to facilitate manual screwing of the screw without the use of tools such as screwdrivers, and replacement of the dulled blade 4 at any time.

Other structures are the same as those of embodiment 2.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A portable flue-cured tobacco topping machine, its characterized in that: the scissors comprise a scissors frame structure, one end of the scissors frame structure is a handle end, the other end of the scissors frame structure is a shearing end, shearing blocks (5) with arc grooves are respectively arranged at the shearing ends of the scissors frame structure, and blades (4) obliquely arranged are arranged in the arc grooves.

2. The portable flue-cured tobacco topping machine of claim 1, wherein: the scissors frame structure comprises a first connecting rod and a second connecting rod, wherein the first connecting rod and the second connecting rod are connected into an X-shaped structure, and a connecting seat (3) is connected to the hinge joint of the first connecting rod and the second connecting rod; the shear block (5) comprises a first shear block (51) and a second shear block (52), the head of the first connecting rod is connected with the first shear block (51), the head of the second connecting rod is connected with the second shear block (52), and a spring (2) is connected between the tail of the first connecting rod and the tail of the second connecting rod.

3. The portable flue-cured tobacco topping machine of claim 2, wherein: the outer side surfaces of the first shearing block (51) and the second shearing block (52) are respectively provided with a connecting piece (53) connected with the shear frame structure, the arc-shaped groove is positioned on the inner side surfaces of the first shearing block (51) and the second shearing block (52), and the blade (4) is detachably connected in the arc-shaped groove through the threaded rod (7).

4. The portable flue-cured tobacco topping machine of claim 3, wherein: the blades (4) are respectively connected in arc-shaped grooves of the first shear block (51) and the second shear block (52) in a 45-degree inclined mode, and the blades (4) on the first shear block (51) and the second shear block (52) are positioned on the same inclined plane when the first shear block (51) and the second shear block (52) are in a closed state.

5. The portable flue-cured tobacco topping machine of claim 3 or 4, wherein: the connecting piece (53) is a hemispherical connecting block, and the hemispherical connecting block and the shearing block (5) are of an integrated structure.

6. The portable flue-cured tobacco topping machine of claim 5, wherein: the upper portion of threaded rod (7) is connected with butterfly piece (71), and the lower part of threaded rod (7) is equipped with screw thread portion (72) that are connected with the screw hole on cutting piece (5).

7. The portable flue-cured tobacco topping machine of claim 6, wherein: the connecting seat (3) comprises a shell, a rotating shaft is arranged in the shell, the shell is positioned in the middle of the first connecting rod and the second connecting rod, and the rotating shaft penetrates through the first connecting rod and the second connecting rod and fixes the first connecting rod and the second connecting rod into a scissor frame structure.