Cave device is precisely sealed in the little transplantation of seedlings of tobacco crop
Technical field
The utility model relates to plants the rear mechanical field covering hole for economic crops seedling cave, specifically, relates to the envelope cave device of the little transplantation of seedlings of a kind of tobacco crop.
Background technology
Cave plants culture technique, mainly pass through in crop seedling cultivation after topsoil or ridging, dig cave or beat cave, form the microenvironment being suitable for seedling development, and realize dark cultivation, improve light, temperature, water, soil resource availability, under promotion crop field, root system development and overground part growth, reach the object of slow seedling and early growth and quick tiller fast.At present on the high level economic crops such as tobacco, cotton, vegetables, flowers, the planting type adopting individual plant cave to plant is more general, the particularly current extensive use along with ridge planting, people, in order to make full use of the effect of the natural resourcess such as light, temperature, gas, water, fertilizer, soil and plastic film mulching cultivation, many economic crops are generally applied seedling cave and plant transplantation technique.As on tobacco cultivation, current development under flue-cured tobacco seedling film is transplanted and well cellar for storing things formula seedling transplantation technique, these technology common demands cigarette seedling be 5 ~ 6 true leaves or in 5 leaves wholeheartedly time carry out beating cave and transplant, play cave transplanting after wanting timely epiphragma or first epiphragma after cigarette transplantation of seedlings.This growing stage having ensured cigarette seedling based on cave cultivation and the planting type of epiphragma, solves the problem that quality is transplanted in the impact such as low temperature, arid in early stage.
But all to face crucial technical measures in this course, namely seal cave in good time.Because the quality of envelope cave time and quality thereof is directly connected to the early growth and quick tiller of cigarette strain, the Production of Large Fields phase moves forward, and can avoid the adverse weather in damage by disease and insect high-incidence season and tobacco leaf maturing stage like this, ensures the maturity of tobacco leaf, reach raising quality of tobacco, increase the object of economic benefit.But at present in this Key Cultivation Technology of envelope cave, lack corresponding utensil and complete set of farm machines and tools, manyly to complete by artificial shovel soil, be difficult on the one hand ensure envelope cave quality, to take a lot of work and time-consuming; On the other hand because manual operation very easily causes seedling to damage, easily cause the generation of the diseases such as virus disease and popular.
The cigarette seedling of planting for cave or other high level crop seedlings, still there is no special or special envelope cave utensil at present, most employing two kinds of simple utensils carry out envelope cave, a kind of is use bamboo let or iron plate shoveling or scratched by the soil body of cave wall to fall to making it to be full of seedling cave, mode one side destructible cave, this envelope cave body structure, time-consuming efficiency are low, and grave mound amount is less, easily cause envelope cave of low quality, affect taking root of cigarette seedling class crop fast long.The another kind of spade soil that adopts carries out envelope cave, and these needs cigarette seedling by another people with hand steered cage, to prevent from sealing the injury of cave operation to seedling, and this operation uneven, the inefficiency in envelope cave and as easy as rolling off a logly contact because operating and propagate tobacco virus on the one hand; On the other hand, the young leaves of seedling and growing point easily cover by envelope cave earthing misoperation, suppress the normal growth developmental process of cigarette seedling.Therefore, researching and developing the little transplantation of seedlings of a set of tobacco crop, precisely to seal cave utensil very necessary, and this improves cigarette seedling envelope cave operating efficiency, improves the key point of cigarette transplantation of seedlings quality and root system development thereof.
Utility model content
For solving the problem, the utility model provides the little transplantation of seedlings of a kind of tobacco crop precisely to seal cave device, and it can not destroy cave body structure, can effective seedling-protection, and envelope cave speed is fast and quality is high, longly can provide soft environment soon for taking root of cigarette seedling.
Cave device is precisely sealed in the little transplantation of seedlings of tobacco described in the utility model, comprises head and connecting rod, and described head comprises urceolus all opening-like up and down and is arranged on the inner core of at least bottom end opening in urceolus, and described inner core is fixedly connected with urceolus by support bar; Described connecting rod one end is fixed on urceolus, and one end is provided with handle.
Preferably, fixed by locking nut between described support bar and urceolus and inner core.
During use, with inner core cigarette seedling added to be held in inner core and covered, banket in the space between inner core and urceolus with scoop, make it to obturage the surrounding space in seedling cave, reach the object of envelope cave seedling-protection, cave is complete is removed from cigarette seedling and cave body thereof by envelope cave device for envelope, and the setting of handle is that to seal cave device convenient in order to pick and place.Envelope cave described in the utility model device structure is simple, and convenient operation, can not destroy the structure of cave body, can effective seedling-protection, and envelope cave speed is fast and quality is high, and soft fine earth can promote to preserve soil moisture and cigarette seedling Rapid Rooting, for growing of cigarette seedling provides soft environment.
Preferably, for increasing the convenience of envelope cave device movement, described connecting rod is provided with two, is articulated and connected in the middle part of two connecting rods, and two connecting rods are convenient to hold, and is convenient to firmly, the connection of connecting rod and head also can be made simultaneously more firm, increase its service life.
Preferably, for ease of holding and operate envelope cave device, the handle of connecting rod end is shape of ears, has the hand grip portion of hollow in the middle part of handle, and the similar of handle, in scissors handle structure, is convenient to hold and seal cave operation.
Preferably, described urceolus and inner core are that two and half stavings are vertically hinged to be formed, and articulated position place is positioned at the same side of outer barrel.Folding while adopting the envelope cave device of this structure can realize inner core and urceolus by joystick, and can according to the size of the size adjustment head folding of cigarette seedling, the scope of application is wider, no matter be less cigarette seedling or larger cigarette seedling, only need control the opening degree of head, so both can not damage cigarette seedling, cave can also be sealed easily and efficiently, improve speed and the precision in envelope cave.
Preferably, described urceolus is hollow cone mesa-shaped, and the top surface area of urceolus is greater than base area, and inner core is hollow cone mesa-shaped, and inner core top surface area is less than base area.The interior outer barrel of two hollow cone mesa-shaped nests together, and this structure makes fine earth Way in larger than Way out, and fine earth can be made to enter more smoothly in the body of cave, prevents fine earth from flowing to outside the device of envelope cave.
Preferably, entering in inner core for preventing fine earth gets on cigarette seedling, the height of described inner core is set to higher than urceolus, inner core is at least bottom surface opening, as inner core top can be designed to opening, be conducive to like this operating according to the height of Different Crop seedling, or inner core also can be arranged to bottom opening, most advanced and sophisticated upward coniform for the short seedling of little crop.
Preferably, described inner core bottom margin is equal to or higher than urceolus bottom margin, after fine earth slips into cave body along interval of internal and external tube, fine earth can be facilitated to enter bottom the body of cave.
Compared with prior art, the beneficial effects of the utility model are:
(1) the utility model structure is simple, can improve envelope cave efficiency and quality, especially can not destroy cave body structure, and can protect seedling, can ensure the soft degree of sealing cave fine earth, for the root system development of seedling provides advantage with quick growth;
(2) envelope cave described in the utility model device head can realize folding, and the cigarette seedling envelope cave that can adapt to differing heights and size according to the size of opening uses, and can adjust according to the size of cigarette seedling;
(3) envelope cave described in the utility model device connecting rod adopts lever principle, and operating personnel can control the folding of head by joystick, easy to operate, laborsaving;
(4) envelope cave described in the utility model device can better protect cigarette seedling, and fine earth can be made the least possible or do not contact cigarette seedling, and can reduce manual operations etc. to the contact of cigarette seedling and damage, and the disease spread caused therefrom; Also eliminate the step of artificial removing cigarette seedling adhering to fine earth, single operation can save manpower simultaneously, improves efficiency and the envelope cave quality in envelope cave.
Accompanying drawing explanation
Fig. 1 is utility model embodiment 2 structural representation;
Fig. 2 is Fig. 1 vertical view;
Fig. 3 is the utility model embodiment 3 vertical view;
Wherein, 10-head; 20-connecting rod; 30-handle;
101-urceolus; 102-inner core; 103-support bar; 104-locking nut.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is further explained.
Embodiment 1
Cave device is precisely sealed in the little transplantation of seedlings of a kind of tobacco crop, and for the envelope cave operation after cigarette transplantation of seedlings, its structure comprises head 10 and connecting rod 20, the inner core 102 that described head 10 comprises urceolus 101 and is arranged in urceolus 101; Described urceolus 101 is the circular cone shape of the equal opening in top and bottom, and topside area is greater than bottom area; The circular cone shape of the equal opening in described inner core 102 top and bottom, bottom area is greater than topside area; Be nested inside and outside inner core 102 and urceolus 101, the space of formation is the feature that top is greater than bottom, conveniently can put into fine earth, and inner core 102 bottom area is greater than top and makes inner core 102 in angle of inclination simultaneously, is convenient to fine earth and slips in the body of cave; Be fixedly connected with by four support bars 103 between inner core 102 and urceolus 101, the end of support bar 103 is fixed by locking nut 104.
Described connecting rod 20 is two, and one end of connecting rod 20 is fixed on urceolus 101, and the other end is provided with handle 30, two the hinged formation lever constructions of connecting rod 20 conveniently held.
Embodiment 2
The present embodiment is except following characteristics, identical with embodiment 1 structure:
As shown in Figure 1, 2, urceolus 101 and inner core 102 are two and half stavings and vertically form by movable hinge is hinged, and articulated position place is positioned at the same side; By connecting rod 20 and handle 30, inner core 102 and urceolus 101 folding simultaneously can be controlled, what for cigarette seedling, larger or cave body was larger needs enlarged head 10, inner core 102 is controlled and urceolus 101 is opened by handle 30, for the situation that cigarette seedling is less, inner core 102 and urceolus 101 are closed by handle 30.Envelope cave device described in the present embodiment can according in good time the adjusting of size of cigarette seedling and cave body.
Embodiment 3
The present embodiment is except following characteristics, identical with embodiment 2 structure:
As shown in Figure 3, handle is the shape of ears of similar scissors handle, and end is provided with the hand grip portion of hollow, and this kind of structure is convenient to hold and seal cave operation.
Embodiment 4
The present embodiment is except following characteristics, identical with embodiment 2 structure:
Described inner core 102 is that bottom opening, top are in most advanced and sophisticated cone.