CN201107945Y - Seedling shade shed - Google Patents

Abstract

The utility model discloses a shade shed for seedlings. There are sheds at both ends of the seedbed respectively, a reel and a supporting shaft are installed on the shed, and non-return ratchet structures are respectively arranged at the two ends of the reel; There is a shading net rolled on the reel of the scaffolding at one end of the seedbed, the starting end of the shading net is pulled out from the reel, and the supporting shaft is extended to the supporting shaft of the scaffolding at the other end of the seedbed, and the starting end of the shading net is rolled On the reel, the shade net is flattened and tightened by a non-return ratchet structure to form a shade shed. According to the needs of light, temperature and humidity during the different growth processes of seedlings, a shade shed can be conveniently and quickly built on the seedbed, and the height of the shade net can be adjusted at any time, so that the shade net can be easily laid, lifted and folded, reducing the The labor intensity of the operator; it can also be conveniently covered with different covering materials such as cooling, insect protection, rain protection, hail protection, and frost protection, which expands the use range of the shade shed. The shade net is neat and beautiful, and can be reused.

Description

Seedling shade shed

technical field

The utility model belongs to an auxiliary device for sowing seedlings of forest trees and horticultural nurseries, in particular to a shade shed for seedlings.

Background technique

In the open-field seedling production of forest and horticultural nurseries, shading seedlings in seedbeds is an important technology in seedling production, which plays a very important role in seed emergence rate, seedling preservation rate and seedling growth. In the process of raising seedlings, in order to ensure the normal germination of seeds and the normal growth of seedlings, reduce or avoid the impact of external environment such as light, rain, and frost on seeds and seedlings in the seedbed, the seedbed needs to be covered and shaded with certain covering materials. To keep the seedbed with a certain amount of light, temperature and humidity, create a good microclimate environment for seed germination and seedling growth.

At present, in the production of forest trees and horticultural seedlings, most of the seedling shades are shaded by adding coverings on the shade racks, and the covering materials generally adopt materials such as bamboo screens, grass screens, plastic cloths, and shade nets. In the production of seedlings, when the seeds are sown, they are directly covered with mulch on the seedbed; when the seeds germinate, they are tied with wooden poles or bamboo poles and other materials on the seedbed to form a non-fixed scaffold, and the scaffold is covered with a cover. objects for shade. Although this covering method is simple and convenient, most of the covering materials are covered by weaving bamboo screens from bamboo. After one year, it is perishable and has a short service life, which causes a lot of waste of resources; when using straw curtains as coverings, the preparation cost is low, but it is perishable and has a short service life; when using shade nets for shading, although the weight It is light and easy to cover, but it is easy to be broken, which reduces the service life and causes waste. Simultaneously, when building the awning, it is also necessary to cut down wooden poles or bamboo poles to make support columns and support poles, causing damage to forest resources; and the cost is relatively high during felling and transportation. In addition, because the height of the shade shed is relatively fixed, the struts of the shade shed are uneven, which hinders field operations such as weeding, fertilization, and pest control under the shade shed. In the rainy season, in order to prevent excessive rainwater from seeping into the seedbed, it is also necessary to add a layer of plastic cloth on the covering materials such as bamboo screens or straw screens to prevent rain. Uneven, the scaffolding is uneven, it is easy to puncture the plastic sheeting, and increase the production cost of seedlings.

Contents of the invention

The purpose of this utility model is to provide a convenient and quick way to build a shade shed on a seedbed. The covering adopts the rolling shutter method, which is convenient for laying, lifting and storing, effectively prevents damage to the shade net and other coverings, and prolongs its service life. , reduce the production cost of seedlings, and can reduce the labor intensity of the operator, facilitate the field management of seedbeds, and improve the operating efficiency of a seedling shade shed.

In order to achieve the above object, the technical scheme that the utility model takes is:

A shade shed for seedlings, which has a shed at both ends of the seedbed, a reel and a support shaft are installed on the shed, and a non-return ratchet structure is respectively arranged at both ends of the reel; the shed at one end of the seedbed There is a shading net rolled on the reel, the starting end of the shading net is pulled out from the reel, extended to the supporting shaft of the scaffold at the other end of the seedbed through the support shaft, the starting end of the shading net is rolled on the reel, and passed through The non-return ratchet structure flattens and tightens the shade net to form a shade shed.

The scaffolding is composed of two vertical frames in the same direction respectively fixed on the base and connected by upper and lower fixing rods; three reel slots are arranged on the upper left of the vertical frame and are used to install the reel. Support shaft grooves of different heights are arranged on the right front side and are used for installing support shafts.

The length of the reel and the length of the support shaft are consistent with the width of the seedbed.

In order to reduce the pulling force of the shade net, a rope-supporting mechanism and a support frame are provided under the shade net. There is also a non-return ratchet structure respectively. A rope is wound on the rope rope reel of the shed at one end of the seedbed, and a rope groove is provided on the support shaft to maintain the width of the rope, and the rope is pulled out from the rope groove , extending to the rope-supporting groove on the supporting shaft of the scaffolding at the other end of the seedbed, and rolled up on the rope-supporting reel; the supporting frame is a door-shaped frame composed of two supporting rods fixed at the upper ends of two supporting columns, and the two supporting rods The shade net and the support rope are clamped therein, and the fixing bolts for adjusting the height are arranged in the middle of the support column, and the lower end of the support column is in the shape of a cone.

The above-mentioned seedling shade shed provided by the utility model can conveniently and quickly build a shade shed on the seedbed according to the requirements for light, temperature and humidity in different growth processes of the seedlings, so that the shade net is easy to lay, lift and pack, And the height of the shading net can be adjusted at any time; at the same time, in order to prevent and avoid the influence of the natural environment on the growth of seedlings in time, it can also be conveniently covered with different covering materials such as cooling, insect prevention, rain prevention, hail prevention, frost prevention, etc. The scope of use of the shade canopy. Roller shutter operation is adopted for covering materials, which can effectively prevent the damage of covering materials such as shading nets and plastic cloths, prolong their service life, and facilitate operation and storage; shading nets can also be spliced in multiple pieces, and can be repeatedly covered and used , reducing material waste, effectively improving the utilization efficiency of the shading net, and reducing the production cost of seedlings. The shade shed is not only neat and beautiful, but also simple and convenient to operate and manage, but also facilitates the field management of the seedbed, reduces the labor intensity of the operator, saves time, labor and effort, and improves the operating efficiency.

Description of drawings

Fig. 1 is the structure schematic diagram of this seedling shade shed scaffolding

Fig. 2 is the schematic diagram of the reel structure of the seedling shade shed

Figure 3 is a schematic diagram of the structure of the non-return ratchet at the end of the reel

Fig. 4 is a schematic diagram of the connection between the rope-supporting mechanism of the seedling shade shed and the shade net and the support frame

In the figure: 1-stand; 2-base; 3-reel slot; 4-support shaft slot; 5-stand fixing hole; 6-base fixing hole; Reel; 10-support shaft; 11-rope support groove; 12-ratchet; 13-pawl; 14-reel bearing; 15-reel end; 16-support column; 17-fixing bolt; Support rope; 20-support rope connecting line; 21-support rope fixing point; 22-shade net.

Detailed ways

As shown in Figure 1, in the embodiment of the seedling shade shed provided by the utility model, the shed is fixed on the base 2 respectively by two uprights 1 in the same direction, and then the upper fixing rod 7 and the lower fixing rod 8 It is formed by connecting two stands 1 . Three reel grooves 3 are arranged on the upper left of the stand 1 and a reel 9 is installed, and non-return ratchets 12 and pawls 13 are respectively installed at both ends of the reel 9; The shaft groove 4 is also equipped with a support shaft 10, and the support shaft 10 is provided with two rope-supporting grooves 11. Make the length of the reel 9 and the support shaft 10 consistent with the width of the seedbed. In order to make the shade shed stable, a stand fixing hole 5 is provided below the reel slot 3, which can be tied to the hole with a rope and fixed on the ground by oblique pulling; there is a base fixing hole 6 at both ends of the base 2, Drive a nail through this hole into the ground.

As shown in Fig. 1 and Fig. 2, on the reel ends 15 at both ends of the reel 9, a reel bearing 14 and a ratchet 12 are installed from the inside out, and the reel bearing 14 is installed in the reel groove 3 of the stand 1, so that the reel 9 Easy to turn. The structure of the support shaft 10 is similar to that of the spool 9, the difference is that two support rope grooves 11 are provided on the support shaft 10 to control the width of the support rope; no ratchet structure is installed on the support shaft 10 ends.

As shown in Figure 3, the reel bearing 14 is housed in the reel slot 3 on the stand 1, the ratchet 12 is housed at the reel end 15, and the ratchet 13 is housed on the stand 1 above the ratchet 12, ratchet 12 and The pawls 13 are nested together to form a non-return ratchet and pawl mechanism. When the reel 9 needs to rotate, manually shake it with the handle matched with the reel end 15, thereby driving the ratchet 12 to rotate, and the ratchet 13 makes the ratchet 12 non-return.

As shown in FIG. 4 , the support rope 19 is made of a material with high tensile strength and low elasticity. Two support ropes 19 are pulled out in parallel from the support rope grooves 11 on the support shaft 10, and are separated by a certain distance. The two support ropes 19 are connected at the support rope fixed point 21 with the support rope connection line 20, and the shade net is supported. 22, and the shade net 22 and the support rope 19 are bound together with clips or slipknot short ropes at the support rope fixed point 21, and the shade net 22 and the support rope 19 are fixed with two support rods 18, and the support rod 18 Be fixed on the upper end of support column 16 with bolt, establish a fixed bolt 17 for adjusting height in the center of support column 16, the lower end is made into a cone shape, is convenient to insert in the soil.

When the shade shed is installed, materials such as the shade net 22, the support rope 19 should be rolled on the reel 9 respectively in advance. After the scaffolding at the two ends of the seedbed was built, on the scaffolding at one end of the seedbed, the two reels 9 that were rolled with the shade net 22 and the support rope 19 were respectively installed in the reel grooves 3 of different heights, so that the shade net reel 9 Installed on the top of the supporting rope reel 9; respectively install the ratchet structure on the ends of the shade net reel 9 and the supporting rope reel 9 ends; 19 corresponds to the supporting shaft 1O. On the scaffold at the other end of the seedbed, the reel 9 of the roll-up shade net 22, the reel 9 of the support rope 19 and the respective support shafts 10 are installed in the same way. Subsequently, in the shed at one end of the seedbed where the shading net 22 reel 9 is housed, the rope 19 is pulled out from the rope groove 11 flatly, and extends to the other end of the seedbed on the scaffold, and the wire rope 19 is placed on the rope through the rope groove 11. Properly roll up on the spool 9, turn the non-return type ratchet structure on the spool end 15 with the crank to pull the supporting rope 19 flat and tight. In the same way, the shade net 22 is drawn on the other end scaffold of the seedbed above the support rope 19 from the scaffold at one end of the seedbed, and is pulled flat and tightened with a ratchet structure. When the seedbed distance is long, one or more support frames can be installed in the middle of the seedbed to support and fix the shade net.

When lifting the shading net 22, unclamp the pawl 13 in the non-return ratchet structure on the shading net reel 9 on the two ends of the shading shed and the rope spool 9, and the support on the shading shed at the two ends of the seedbed Axle 10 is adjusted in the supporting shaft groove 4 of corresponding height position, the height of bracing frame is adjusted to the height of supporting shaft 10 simultaneously, support rope 19 and shade net 22 are tensioned with ratchet structure again and get final product.

When packing up the shade net 22, loosen the shade net reel 9 on the scaffolding at one end of the seedbed and the ratchet 13 on the rope reel 9, and take off the support rod 18 on the support frame, and untie the rope fixed point 21 fixed clips or movable short knots, turn the shade net reel 9 on the other end of the scaffold and the ratchet 12 in the rope reel 9, and wind the rope 19 and the shade net 22 on the respective reels 9. .

When using shade sheds, according to the growth characteristics of the seedlings and the influence of the environment on the growth of the seedlings, different covering materials should be added to the shade nets in due course, such as insect-proof, rain-proof, hail-proof, frost-proof and other materials. For example, in order to prevent the occurrence of seedling blight caused by excessive rainwater infiltrating into the seedbed due to continuous rain, the method of covering the shade net with a layer of plastic cloth is used to prevent rain before the rain, and the plastic cloth is rolled up after the rain stops. . When determining the length of coverage of the seedling shading net, it should be determined according to the biological characteristics of the seedlings. The shade-tolerant seedlings should be covered throughout the year, and the semi-shade-tolerant seedlings should be covered in early spring or spring-summer or winter-spring. Shade seedlings are covered in early spring. When determining the covering method of the shading net, it depends on the growth stage of the seedlings. Generally, floating surface covering is used in spring. At this time, the seeds are in the germination stage and the primary seedlings are in the growth stage. The soil must be kept at a certain temperature and humidity, and late frost should be prevented. Low temperature and low temperature can cause seed rot and frostbite of seedlings. The height of the shade net is generally 5-10cm; flat sheds are generally used in summer and autumn to cover, mainly for cooling and moisturizing, preventing strong light exposure and rainstorm erosion, and at the same time, it is convenient for field work under the shed. The height of the shade net is generally 60-120cm; in autumn and winter, it is generally covered with a floating surface to prevent early frost and low-temperature freezing damage, and play the role of heat preservation and antifreeze.

The above are only preferred embodiments of the present invention, but the embodiments are only for illustration and explanation, and cannot be used to limit the patent protection scope of the present invention. Under the technical enlightenment provided by the utility model, those skilled in the art can also make other equivalent modifications and improvements, which should also be regarded as the protection scope of the utility model.

Claims (4)

1. A shade shed for seedlings, which is characterized in that: it has a shed at both ends of the seedbed, a reel and a support shaft are installed on the shed, and a non-return ratchet structure is respectively provided at both ends of the reel There is a shading net rolled on the reel of the scaffolding at one end of the seedbed, the starting end of the shading net is pulled out from the reel, and the supporting shaft is extended to the supporting shaft of the scaffolding at the other end of the seedbed, and the starting end of the shading net is pulled out from the reel. Rolled on the reel, the shade net is pulled flat and tight through the non-return ratchet structure to form a shade shed. 2. The shade shed for seedlings according to claim 1, characterized in that: said shed is formed by fixing two vertical frames in the same direction respectively on the base, connected by upper and lower fixing rods; The top left of the frame is provided with three reel grooves and is used to install the reel, and the support shaft grooves of different heights are arranged on the right front side of the stand and is used to install the support shaft. 3. The shade shed for seedlings according to claim 1, characterized in that: the length of the reel and the support shaft are consistent with the width of the seedbed. 4. The shade shed for seedlings according to claim 1, characterized in that: a rope-supporting mechanism and a support frame are provided under the shade net, and the rope-supporting mechanism is installed on the scaffold under the shade net reel. The reel of the support rope, the two ends of the reel of the support rope are also equipped with a non-return ratchet structure, and the support rope is wound on the support rope reel of the shed at one end of the seedbed, and a support rope is provided on the support shaft to maintain the width of the support rope. , pull out the rope from the rope groove flatly, extend to the rope groove on the support shaft of the scaffolding at the other end of the seedbed, and roll it up on the rope reel; the support frame is to fix two support rods on the upper ends of the two support columns The gate-shaped frame body is formed, and the shade net and the supporting rope are clamped by two support rods. A fixing bolt for adjusting the height is arranged in the middle of the support rod, and the lower end of the support rod is in the shape of a cone.

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