CN201107945Y

CN201107945Y - Nursery-grown plant shading cote

Info

Publication number: CN201107945Y
Application number: CNU2007201262149U
Authority: CN
Inventors: 马存世; 李进军
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-10-26
Filing date: 2007-10-26
Publication date: 2008-09-03
Anticipated expiration: 2017-10-26

Abstract

The utility model discloses a seedling shading shed which is respectively provided with a shed frame at the two ends of a seedbed; the shed frame is provided with a scroll and a supporting shaft; the two ends of the scroll are respectively provided with a check ratchet wheel structure; the scroll of the shed frame at one end of the seedbed is provided with a shading screen; the shading shed is formed by drawing out the starting end of the shading screen from the scroll, extending to the supporting shaft of the shed frame at the other end of the seedbed through the supporting shaft, coiling the starting end of the shading screen on the scroll and leveling as well as tensing the shading screen through the check ratchet wheel structure. The shading shed is conveniently and fast built on the seedbed according to the requirements on illumination, temperature and humidity during different growing processes of the seedling and the height of the shading screen can be adjusted freely to lead the shading screen to be easily paved, lifted and folded, thus reducing the working intensity of an operator; different covering materials for temperature falling, insect prevention, rain prevention, hail prevention and frost prevention can be conveniently covered, thus enlarging the application range of the shading shed. The shading screen is orderly, beautiful and can be repeatedly used.

Description

The nursery stock shading shed

Technical field

The utility model belongs to the auxiliary implement that forest and gardening nursery planting seed are grown seedlings, and is specifically related to a kind of nursery stock shading shed.

Background technology

Grow seedlings at the open country in forest and gardening nursery and to produce, to the nursery stock in the seedbed implement to shade be grow seedlings produce in an important technology, it plays important effect to seeding ratio, nursery stock survival rate of seedlings and seedling growth.In seedling raising process, germinate and the nursery stock normal growth for guaranteeing that seed is normal, the influence that reduces or avoid seed in the seedbed and nursery stock to be subjected to external environments such as illumination, rainwater, frost, to adopting certain cladding material to cover and shade in the seedbed, to keep the seedbed to have certain illumination, temperature and humidity, build a good microclimate environment for seed sprouting and seedling growth.

At present, grow seedlings at forest and gardening and to produce, the nursery stock great majority that shade adopt and to add a cover covering shade on the frame that shades, and cover stock material generally adopts materials such as bamboo curtain splint, straw screen or mat, Polypropylence Sheet, shading screen.In the production of growing seedlings, behind planting seed, on the seedbed, directly cover with covering; Behind seed sprouting, on the seedbed, be built into the free-standing frame with material colligations such as rod or bamboo poles, on frame, add a cover covering and shade.Though this covering method is easy, the cladding material great majority are to be compiled into bamboo curtain splint by bamboo to cover, and establishment bamboo curtain splint cost is higher, the building of shading shed, cover, time-consuming, effort in laying and the removal process; And bamboo uses after 1 year, and perishable, service life is shorter, causes the ample resources waste; When utilizing straw screen or mat to make covering, the establishment cost is lower, but makes perishablely, and service life is short; When utilizing shading screen to shade, though weight is lighter, it is convenient to cover, and is pulled open easily, has reduced service life, causes waste.When building cool canopy, also need cut down rod or bamboo pole and do support column and support bar simultaneously, cause the forest resources to destroy; And cost is higher in felling and transportation.In addition, because the height relative fixed of the shading shed of building, the strut of shading shed is uneven, under shading shed, be an impediment to weed with a hoe, farm works such as fertilising, the extermination of disease and insect pest.In rainy season, for preventing that excessive rainfall from infiltrating in the seedbed, also need add the lid layer Polypropylence Sheet on cladding materials such as bamboo curtain splint or straw screen or mat carries out rainproof, because bamboo curtain splint and straw screen or mat edge in compilation process are uneven in length, frame is uneven, poke Polypropylence Sheet easily, increase the production cost of growing seedlings.

Summary of the invention

The purpose of this utility model provides a kind of shading shed of building quickly and easily on the seedbed, covering adopts the roller shutter mode, convenient-laying, lifting and pack up, effectively prevent obducent breakages such as shading screen, prolong its service life, reduce the production cost of growing seedlings, and can reduce operator's labour intensity, make things convenient for the seedbed field management, improve a kind of nursery stock shading shed of operating efficiency.

For achieving the above object, the technical scheme taked of the utility model is:

A kind of nursery stock shading shed, it is that a frame is arranged respectively on the two ends, seedbed, and spool, support axle are installed on frame, is respectively equipped with the non-return ratchet structure at the two ends of spool; Volume has shading screen on the spool of seedbed one end frame, the initiating terminal of shading screen is pulled out from spool, extend on the support axle of seedbed other end frame, the initiating terminal of shading screen is twisted on the spool through support axle, by the non-return ratchet structure shading screen is evened up tension, thereby constitute shading shed.

Described frame is to be separately fixed on the base by two stands in the same way, is formed by connecting with upper and lower dead lever; Be provided with three spool grooves on the upper left side of stand and be used for installing spool, establish the support axial trough of differing heights and be used for installing the support axle in the forward right side of stand.

The length and the seedbed width of the length of described spool and support axle are consistent.

For reducing the pulling force of shading screen, below shading screen, be provided with holder rope mechanism and bracing frame, described holder rope mechanism is the spool of dress holder rope on the frame below the shading screen spool, the spool two ends of holder rope are respectively equipped with the non-return ratchet structure equally, rolling up on the frame holder rope reel of seedbed one end has the holder rope, is provided with the holder grooving of maintenance holder rope width on the support axle, and grooving is open and flat pulls out from holding in the palm the holder rope, extend to the holder grooving on the seedbed other end frame support axle always, on the holder rope reel, roll; Bracing frame is to fix the door font support body that two support bars constitute in two support columns upper end, and two support bars are established the set bolt of adjusting height in the centre of support column shading screen and holder rope clamp therein, and the support column lower end is cone tip shape.

The above-mentioned nursery stock shading shed that the utility model provides, according in the seedling growth various process to the demand of illumination, temperature and humidity, can on the seedbed, build shading shed quickly and easily, make shading screen laying, lifting and pack up easily, and can adjust the height of shading screen at any time; Simultaneously in time to prevent and to avoid the influence of natural environment to seedling growth, also can add a cover different cladding materials such as cooling, insect protected, rainproof, hail suppression, frost prevention easily, enlarged the scope of application of shading shed.Cladding material is adopted the roller shutter type operation, prevent the breakage of cladding materials such as shading screen, Polypropylence Sheet effectively, prolong its service life, and energy handled easily and keeping; But shading screen is several splicings also, repeatedly repeat to cover and use, and have reduced waste of material, have improved the utilization ratio of shading screen effectively, have reduced the production cost of growing seedlings.Shading shed is neat appearance not only, operates and manage simple and convenient, and is convenient to the field management in seedbed, has reduced operator's labour intensity, saves time, saving of labor, laborsaving, has improved operating efficiency.

Description of drawings

Fig. 1 is this nursery stock shading shed scaffolding structure schematic diagram

Fig. 2 is this nursery stock shading shed spool structure schematic diagram

Fig. 3 is a spool termination non-return ratchet structure schematic diagram

Fig. 4 is this nursery stock shading shed holder rope mechanism and shading screen and bracing frame connection diagram

Among the figure: the 1-stand; The 2-base; 3-spool groove; 4-supports axial trough; 5-stand fixing hole; 6-base fixing hole; The last dead lever of 7-; Dead lever under the 8-; The 9-spool; 10-supports axle; 11-holds in the palm grooving; The 12-ratchet; The 13-ratchet; 14-spool bearing; 15-spool termination; The 16-support column; The 17-set bolt; The 18-support bar; 19-holds in the palm rope; 20-holder rope line; 21-holder rope fixing point; The 22-shading screen.

Embodiment

As shown in Figure 1, among the nursery stock shading shed embodiment that the utility model provides, its frame is to be separately fixed on the base 2 by two stands 1 in the same way, by last dead lever 7 and following dead lever 8 two stands 1 is formed by connecting again.Be provided with three spool grooves 3 on the upper left side of stand 1 and spool 9 is installed, non-return ratchet 12 and ratchet 13 are installed respectively at the two ends of spool 9; Be provided with the support axial trough 4 of differing heights position in the right front of stand 1 and support axle 10 is installed, on support axle 10, be provided with two holder groovings 11.The length and the seedbed width of spool 9 and support axle 10 are consistent.In order to make the frame that shades firm, below spool groove 3, be provided with a stand fixing hole 5, available rope lies in this hole, tiltedly draws in ground and is fixed; Respectively there is a base fixing hole 6 at the place at base 2 two ends, nail is passed this hole hammer in the ground.

As shown in Figure 1 and Figure 2, on the spool termination 15 at spool 9 two ends, spool bearing 14 and ratchet 12 outwards are installed from the lining, spool bearing 14 is installed in the spool groove 3 of stand 1, and spool 9 is rotated easily.The structural similarity of support axle 10 structures and spool 9, difference are to be provided with two holder groovings 11 on support axle 10, with the width of control holder rope; On support axle 10 terminations, ratchet structure is not installed.

As shown in Figure 3, in the spool groove 3 in stand 1 spool bearing 14 is housed, ratchet 12 is housed, ratchet 13 is housed in the stand above the ratchet 12 1, ratchet 12 and ratchet 13 mutual sheathing are formed the non-return ratchet and pawl arrangement together in spool termination 15.When spool 9 needs to rotate, use the crank that is complementary with spool termination 15 manually to shake, rotate thereby drive ratchet 12, ratchet 13 makes ratchet 12 non-returns.

As shown in Figure 4, holder rope 19 is that the material big by tension intensity, that elasticity is little is made.Parallel pulling out the holder grooving 11 of two holder ropes 19 from support axle 10, keep at a certain distance away, with holder rope line 20 two holder ropes 19 are coupled together at holder rope fixing point 21, hold up shading screen 22, and asking rope fixing point 21 places to restrict shading screen 22 and holding in the palm rope 19 colligations together with clip or slip-knot weak point, with two support bars 18 shading screen 22 and holder rope 19 are fixed, support bar 18 is fixed by bolts to the upper end of support column 16, a set bolt 17 of adjusting height is established in the centre of support column 16, the lower end is made into cone tip shape, is convenient to insert in the soil.

When shading shed is installed, should shift to an earlier date that materials such as shading screen 22, holder rope 19 are twisted in respectively on the spool 9.After the frame at two ends, seedbed is built, on the frame of seedbed one end, have volume two spools 9 of shading screen 22 and holder rope 19 to be installed in respectively in the spool groove 3 of differing heights, make shading screen spool 9 be contained in holder rope reel 9 above; On shading screen spool 9 terminations and holder rope reel 9 terminations, install ratchet structure respectively; On support axial trough 4 prepositions, install respectively and shading screen 22, holder rope 19 corresponding support axle 1O.On the frame of the seedbed other end, the spool 9 of installing volume shading screen 22, the spool 9 of holder rope 19 and support axle 10 separately use the same method.Subsequently, in the seedbed one end frame that shading screen 22 spools 9 are housed, earlier holder is restricted 19 from holder grooving 11 open and flat pulling out, extend on the other end frame of seedbed always, suitably roll on holder rope reel 9 by holder grooving 11, holder rope 19 is evened up tension with the non-return ratchet structure on the crank rotating scroll termination 15.Use the same method, shading screen 22 from the frame of an end in seedbed, is evened up tension with ratchet structure on the other end frame of moving the seedbed above 19 to is restricted in holder.When seedbed distance is longer, one or more bracing frames can be installed in the centre position, seedbed shading screen is supported and fixes.

When lifting shading screen 22, unclamp shading screen spool 9 on the shading shed two ends and the ratchet 13 in the non-return ratchet structure on the holder rope reel 9, support axle 10 on the shading shed of two ends, seedbed is adjusted in the support axial trough 4 of corresponding height position, simultaneously the Height Adjustment of bracing frame is arrived the height of support axle 10, will ask the tension of rope 19 and shading screen 22 usefulness ratchet structures to get final product once more.

When packing up shading screen 22, ratchet 13 on shading screen spool on the one end frame of seedbed 9 and the holder rope reel 9 is unclamped, and take off support bar 18 on the bracing frame, untie the fixedly clip or the movable short knot at holder rope fixing point 21 places, rotate shading screen spool 9 on the other end frame and the ratchet 12 in the holder rope reel 9, holder rope 19 and shading screen 22 are twisted on separately the spool 9 get final product.

When using shading shed, should above shading screen, add a cover Different Covering Material, as different materials such as insect protected, rainproof, hail suppression, frost prevention according to seedling growth characteristic and environment to the influence of seedling growth in good time.When causing the damping-off of seedling to take place for prevention cloudy weather for several days running because of causing excessive rainfall to infiltrate the seedbed, the method that shading screen is added a cover in employing before the rain prerequisite adds the lid layer Polypropylence Sheet and carries out rainproofly, rolls Polypropylence Sheet after rain stops.In cover time of determining nursery stock shading screen during length, should determine that anti-shady nursery stock is adopted annual the covering, and half-and-half anti-shady nursery stock adopts cover early spring or spring and summer covers or the Winter-Spring covers, and adopts cover early spring to not anti-shady nursery stock according to the nursery stock biological property.When determining the coverage mode of shading screen, decide according to the seedling growth stage, spring, the general surface that adopts covered, this moment, seed was in the development stage and nascent seedling is in vegetative stage, keep the certain temperature and humidity of soil, should prevent that late frost and low temperature from causing seed to rot and the nursery stock frostbite, the height of shading screen is generally 5～10cm; The flat canopy of general employing of summer and autumn covers, and the gentle moisture-keeping function of main landing prevents that high light is exposed to the sun and heavy rain washes away, and makes things convenient for farm work under the canopy simultaneously, and the height of shading screen is generally 60～120cm; Autumn and winter, the general surface that adopts covered, and prevented early frost and low temperature freezing-disaster, played the heat-preserving anti-freezing effect.

Above-described only is preferred embodiment of the present utility model, yet the described embodiment usefulness for furnishing an explanation and explaining only can not be used for limiting scope of patent protection of the present utility model.Those of ordinary skill in the art can also make other equivalent modifications and improvement under technology enlightenment provided by the utility model, also should be considered as protection domain of the present utility model.

Claims

1, a kind of nursery stock shading shed is characterized in that: it is that a frame is arranged respectively on the two ends, seedbed, and spool, support axle are installed on frame, is respectively equipped with the non-return ratchet structure at the two ends of spool; Volume has shading screen on the spool of seedbed one end frame, the initiating terminal of shading screen is pulled out from spool, extend on the support axle of seedbed other end frame, the initiating terminal of shading screen is twisted on the spool through support axle, by the non-return ratchet structure shading screen is evened up tension, thereby constitute shading shed.

2, nursery stock shading shed according to claim 1 is characterized in that: described frame is to be separately fixed on the base by two stands in the same way, is formed by connecting with upper and lower dead lever; Be provided with three spool grooves on the upper left side of stand and be used for installing spool, establish the support axial trough of differing heights and be used for installing the support axle in the forward right side of stand.

3, nursery stock shading shed according to claim 1 is characterized in that: the length and the seedbed width of the length of described spool and support axle are consistent.

4, nursery stock shading shed according to claim 1, it is characterized in that: the below of described shading screen is provided with holder rope mechanism and bracing frame, described holder rope mechanism is the spool of dress holder rope on the frame below the shading screen spool, the spool two ends of holder rope are respectively equipped with the non-return ratchet structure equally, volume has the holder rope on the frame holder rope reel of seedbed one end, on the support axle, be provided with the holder grooving that keeps holder rope width, grooving is open and flat pulls out from holding in the palm the holder rope, extend to the holder grooving on the seedbed other end frame support axle always, on the holder rope reel, roll; Bracing frame is to fix the door font support body that two support bars constitute in two support columns upper end, and two support bars are established the set bolt of adjusting height in the centre of support column shading screen and holder rope clamp therein, and the support column lower end is cone tip shape.