36results about How to "Affect growth" patented technology

The utility model relates to the technical field of ceramic flowerpots, in particular to a self-rotating ceramic flowerpot which comprises a mounting seat, the interior of the mounting seat is of a hollow structure, a ceramic flowerpot body is rotatably mounted on the mounting seat, and a water storage cavity is formed between the inner wall of the mounting seat and an arc-shaped plate. A drivable rotating assembly used for rotating the ceramic flowerpot body is mounted in the mounting base, a pressing type water spraying assembly is mounted in the mounting base, and the drivable rotating assembly is connected with the water storage cavity through the pressing type water spraying assembly; according to the ceramic flowerpot capable of being driven to rotate, plants in the ceramic flowerpot body can be watered during rotation, the plants can be evenly watered, the watering quality is improved, the automation degree is high, the plants in the ceramic flowerpot body can be fully illuminated through the drivable rotating assembly, and the situation that uneven illumination of the plants affects plant growth, and then the ornamental value is affected is avoided.

The present application provides a kind of bamboo planting cutter device and cutting method, it is related to bamboo branch and leaf harvesting technical field, including cutter handpiece, the cutter handpiece is installed with telescopic positioning piece;The telescopic positioning piece is used to prevent pulling down bamboo branch;Telescopic positioning piece is installed with shear control part;The shear control part is used to prune bamboo branch;Two bamboo branch positioning pieces are fixedly installed on shear control part;Electric cutting bamboo branch can be adopted shear control part, is more labor-saving fast, improves bamboo branch harvesting efficiency, simultaneously, the present structure adopts telescopic positioning piece when cutting bamboo branch, can prevent artificial pull down shear control part or under the action of support rod self-weight pull down shear control part, easy to cause bamboo branch and the ingrowth site of main stem, that is, bamboo knot place split;To solve the problem that current bamboo planting cutter device is not convenient for preventing pull down protection, also inconvenient for bamboo branch at cut-off place to smear lime mortar sterilization protection.

This invention discloses a device and method for simulating the effects of salinity stress during freeze-thaw cycles on the rhizome germination of emergent plants, belonging to the field of emergent plant germination experiments in cold and arid regions. The device includes an outdoor main pool and a laboratory auxiliary pool, connected by a closed channel with double gates. The bottom of the main and auxiliary pools is equipped with sliding tracks and transfer channels. Within the transfer channels, a translation screw, in conjunction with an electromagnet, drives the base frame to move without breaking ice. The main pool is equipped with freeze-thaw, salinity, and nutrient regulation modules. The method uses an L18 (3²×6¹) orthogonal array to design experimental combinations of freeze-thaw patterns, salinity, and nutrients. The base frame is transferred to the auxiliary pool without breaking ice, and stratified morphological and physiological indicators are measured simultaneously. Data are harvested at the end of the experiment, and variance analysis is performed. This invention achieves undisturbed monitoring of the experimental environment, accurately recreates the complex stress environment, quantifies the effects of the three factors, provides a scientific basis for the ecological restoration of saline-alkali wetlands, and is convenient to operate and highly repeatable.

The present application relates to the technical fields of agricultural greenhouse heating, and discloses a compact intelligent heating system for greenhouse, comprising an outdoor energy collection end, an indoor energy storage and heat transfer end, and a temperature control execution and control end. The present application uses flexible monocrystalline silicon photovoltaic panels with small aluminum alloy supports, which are installed on the top edge or side of the greenhouse to avoid blocking the plastic film and ensure sufficient light for crops. With solar energy as the core energy, the system integrates photothermal and photovoltaic collection, phase change heat storage, and lithium battery storage, efficiently converts and stores energy, reduces dependence on traditional energy, and has low operating costs and no pollution. The temperature sensor monitors the greenhouse temperature in real time, and the intelligent temperature control host automatically switches between three heating modes to maintain stable greenhouse temperature throughout the day, avoiding fluctuations that affect crop growth. The system integrates energy collection, heat storage, temperature control execution, and control functions, and has a compact component layout that does not occupy planting space, making it suitable for small-area greenhouses and easy to install and maintain.

The invention relates to a side slope repairing method for garden construction, and belongs to the technical field of garden construction. A bottom protection net, a top positioning plate, a first anchor rod, a side slope protection frame, a second anchor rod, a water passing pipe, a connecting pipe, an irrigation water pump, a concrete canal and a fine water and soil loss protection net are included; a mounting plate is fixedly mounted on the side slope protection frame, a placement groove is formed in the side slope protection frame, the water passing pipes are arranged in the placement groove, a sealing cover is clamped in the placement groove, the water passing pipes can be mutually communicated through a connecting pipe, and the irrigation water pump can be communicated with the water passing pipes through the connecting pipe. According to the device, slope soil can be effectively stabilized, so that water and soil loss is prevented, a stable and suitable environment is provided for slope vegetation growth, stable water supply can be conducted on slope restoration vegetation, the situation that the slope restoration vegetation dies due to water shortage is prevented, the whole device is convenient to disassemble and assemble, and after one slope is restored, the device can be disassembled and recycled.

The present invention belongs to the technical field of farmland flood control equipment, and specifically discloses a water conservancy engineering flood control box, including a bottom box, wherein the interior of the bottom box is slidably connected with a floating plate, the top of the floating plate is fixedly connected with a top box, the interior of the top box is provided with a top box connection mechanism, the exterior of the bottom box is provided with a bottom box splicing mechanism, the interior bottom end of the top box is provided with a plurality of water inlet limiting mechanisms, the exterior bottom end of the bottom box is fixedly connected with a drainage filter mechanism, the top of the floating plate is provided with a plurality of water inlet holes, and the top box connection mechanism includes a water pressure movable frame, the exterior of the water pressure movable frame is slidably connected to the interior of the top box. Through the provision of the floating plate, when the amount of water is large, the floating plate will be driven to float, thereby driving the top box to move upward, and then the height of the flood control box can be increased, so that the height of the flood control box is increased, thereby preventing floods from entering farmland, avoiding damage to crops, and then avoiding economic losses, thereby improving the practicality of the flood control box.

This invention provides a bamboo shoot harvesting and digging device and its method of use, relating to the field of bamboo shoot digging technology. It includes a handheld component with a soil-loosening component installed on it. The soil-loosening component is used to loosen the soil around the bamboo shoot. A swing control component is installed on the handheld component, used to adjust the cutting position. A bamboo node detection component is installed on the swing control component, used to indicate the bamboo node location. A cutting component is installed on the bamboo node detection component. The soil-loosening component facilitates loosening the soil around the bamboo shoot, making subsequent cutting easier, while the structure does not damage the bamboo shoot. This solves the problem that current bamboo shoot harvesting and digging devices are not conducive to assisting manual identification of bamboo node intervals and that the digging and cutting position is not accurate enough.

The utility model relates to the technical field of livestock breeding, in particular to an automatic sterilizing drinking bowl for livestock breeding, which comprises a support, a bowl body detachably connected with the support, a sterilizing component connected with the support, a processing unit in signal connection with the sterilizing component and at least two pressure sensors mounted on the support. The bowl body is supported on the working end of the pressure sensor, and the pressure sensor is in signal connection with the processing unit. The utility model further provides an automatic disinfecting and killing system for livestock breeding. When the bowl is used, the bowl body can be conveniently detached to be cleaned, operation is convenient, the bowl body can be automatically disinfected through the disinfecting and killing assembly when cattle and sheep do not drink water, bacteria are prevented from breeding in the bowl body, growth of the cattle and the sheep is not affected, the breeding sanitation requirement is met, the good disinfecting effect is achieved, and manpower is saved.

The invention relates to the technical field of vegetable planting, in particular to a dibbling type seeding machine for vegetable planting. Comprising a first numerical control base, second numerical control bases are arranged on the two sides of the first numerical control base, the upper sides of the first numerical control base and the two second numerical control bases are jointly and fixedly connected with symmetrically-distributed L-shaped plates, and a linearly-distributed conveying belt is arranged between the symmetrically-distributed L-shaped plates; a feeding frame is fixedly connected to the upper sides of the L-shaped plates which are symmetrically distributed, a groove is formed in the middle of the seeder, an electric rotating shaft is mounted on the feeding frame, a conveying roller is fixedly connected to the electric rotating shaft, and two groups of bulldozing plates which are distributed in a central symmetry manner are fixedly connected to the conveying roller. According to the device, the amount of pushed soil is changed through the bulldozing plates with different heights on the material conveying roller, and meanwhile, the mode of vibrating and shielding the soil is adopted, so that the extruded soil becomes loose, it is ensured that the soil thrown into holes by the feeding frame is more uniform, and normal growth of seeds is ensured.

The utility model belongs to the technical field of blueberry planting, and provides a blueberry planting irrigation device which comprises a water tank, an irrigation water pipe, a planting pot and an alternate irrigation mechanism. The water tank is communicated with the alternate irrigation mechanism through an output pipe, and a water pump is arranged on the output pipe; the alternate irrigation mechanism is communicated with the multiple irrigation water pipes, the multiple planting pots are arranged in the direction of the irrigation water pipes, and the irrigation water pipes are communicated with the planting pots through branch pipes; the alternate irrigation mechanism is used for alternately supplying water to the plurality of irrigation water pipes in sequence; the water absorption efficiency of soil can be improved in a spaced irrigation mode, and the situation that due to the fact that too much water accumulates on the surface layer of the soil, water drainage is unsmooth, and respiration and growth of blueberry roots are affected is avoided.

The utility model discloses a greenhouse vegetable water and fertilizer centralized supply device, which relates to the technical field of greenhouse planting, and comprises a stirring tank and a cross beam, a water pump is fixedly installed outside the stirring tank, the input end of the water pump is fixedly communicated with the stirring tank through a water pipe, and the output end of the water pump is fixedly communicated with a water pipe. A group of irrigation mechanisms are arranged below the cross beam, each irrigation mechanism comprises an irrigation pipeline, one end of each irrigation pipeline is rotatably connected with a rotating table, and the interior of each rotating table is fixedly communicated with a group of spray pipes. By arranging the irrigation pipeline, the rotating table, the spray pipe, the spray head and other parts, the rotating table can be pushed to rotate on the irrigation pipeline on the rotating table when the irrigation mechanism sprays a water and fertilizer solution by utilizing the position and angle change of the spray head, so that the position of the spray head can be automatically changed, and the water and fertilizer spraying range of the device is effectively expanded; the operation efficiency of centralized water and fertilizer supply of the greenhouse is improved.

The utility model relates to a crop water-saving irrigation device which comprises a pointed shell, the top of the shell is in threaded connection with a valve head, the top of the valve head is provided with a water inlet pipe, an elastic plate is installed below the water inlet pipe, the inner wall of the valve head is fixedly connected with a confluence disc, the center of the confluence disc is provided with a water outlet hole, and the confluence disc is provided with radial confluence grooves. The elastic plate abuts against the top end of the confluence disc, and water permeable holes are formed in the shell. According to the crop water-saving irrigation device, the elastic plate covering the confluence disc is used for resisting water inlet pressure, water flow flows into the drip irrigation head from the edge of the elastic plate through the confluence groove, water pressure is reduced by increasing water flow resistance, and the situation that crop growth is affected by soil structure change caused by too large water outlet pressure of the drip irrigation head is avoided.

The utility model relates to the field of sapling constant-temperature preservation, and discloses sapling constant-temperature preservation equipment for tree planting, which comprises a cultivation box, a placing plate is arranged in the cultivation box, a pull rod is slidably connected in the placing plate, a vertical rod is fixedly connected to the bottom of the pull rod, and a rotating shaft is rotatably connected to the bottom of the vertical rod. A transverse rod is rotationally connected to the outer side of the rotating shaft, a clamping block is rotationally connected to one side of the transverse rod, a fixing frame is arranged at the bottom of the transverse rod, a spring is arranged in the fixing frame, a limiting plate is fixedly connected to one end of the spring, and a fixing rod is fixedly connected to one side of the limiting plate. According to the seedling planting device, the clamping block can be driven to move through the pull rod, the vertical rod, the rotating shaft, the transverse rod, the fixing block, the spring, the limiting plate and the fixing rod, the clamping block can be fixed through the fixing block, and therefore the height of a seedling can be adjusted, the situation that the root of the seedling is completely soaked in water, rotting is caused, and the seedling can grow healthily is avoided.

The utility model relates to the technical field of seedling box, and disclose a kind of vegetable seedling box of preventing ponding, including box, the inner wall of box is fixedly connected with side strip, the upper surface of side strip holds seedling tray, the bottom of seedling tray is fixedly connected with multiple cone cylinder, the inside bottom of box is placed with water receiving tray, and the outer wall of box is fixedly connected with overflow pipe, the outer surface of overflow pipe is inserted with flexible hose, and the outer wall of box is installed with temperature and humidity sensor.The utility model has efficient ponding prevention function, water leakage is set in the bottom of cone cylinder, soil adsorbs required moisture after watering, and excess moisture can be discharged in time, fall into water receiving tray, avoid ponding to affect vegetable seedling root system growth, simultaneously, water receiving tray side wall is equipped with leakage groove, when ponding is too much, it can be discharged through overflow pipe and flexible hose, and water receiving tray is convenient to take out, convenient to clean soil discharged with ponding, all-around guarantee seedling environment dry and comfortable.

A simple mite breeding device comprises a box body, a saturated salt solution is contained in the box body, an anti-corrosion base plate is laid in the middle of the bottom in the box body, the base plate is higher than the liquid level of the saturated salt solution, a breeding cylinder is arranged in the box body, a cylinder cover is arranged on the breeding cylinder, the breeding cylinder is located on the base plate, and ventilation holes are formed in the box body. A gauze element is arranged in the ventilation hole, an upper cover is arranged on the box body, a sampling box is arranged in the box body, and the sampling box and the feeding tank are arranged adjacently. The saturated saline solution in the box body can effectively prevent mites from escaping, the upper cover can be freely opened and closed, and when the mites are fed and managed, the upper cover can be quickly and conveniently opened for observation, sampling and feed supplement. When a mite repelling or killing test is carried out, the culture dish assembly is placed in the sampling box, and due to the fact that the sampling box is close to the feeding tank, falling or escaping of mites is greatly reduced in the process that the sampling shovel shovels the mites from the feeding tank and moves the mites to the sampling box.

The utility model relates to the field of forestry engineering, in particular to a tree supporting device for forestry engineering, which comprises a bottom plate, fixing components respectively arranged on two sides of the bottom plate and used for fixing the tree supporting device on the ground, a supporting rod arranged on the bottom plate, and a sliding component arranged on the supporting rod and used for clamping trees with different heights. The fixing rod is arranged on the sliding assembly, the clamping assembly is arranged on the fixing rod and used for clamping a tree, and when the tree needs to be clamped, a second handle is rotated, the second handle rotates to drive a worm to rotate, the worm rotates to drive a worm wheel to rotate, the worm wheel rotates to drive a first rotating shaft to rotate, and the first rotating shaft rotates to drive a gear to rotate; the gear rotates to drive the first clamping rod and the second clamping rod to rotate, trees are clamped in cooperation with the rolling shaft, the trees with different thicknesses can be clamped, bark cannot be damaged during clamping due to the rolling shaft, and subsequent growth of the trees is prevented from being affected.

The application belongs to the technical field of molecular biology breeding, and particularly relates to application of EF Hand family genes in improving resistance of tomatoes to pathogenic Phytophthora. Two pathogenic Phytophthora disease-related genes are found and verified in tomatoes, the genomic nucleotide sequences of which are shown as SEQ ID NO: 1 and SEQ ID NO: 2 respectively, and the two genes both belong to members of the EF Hand gene family. By knocking out or silencing the above genes through gene editing technology, it is found that the tomato lines with the above genes knocked out or silenced have higher resistance to pathogenic Phytophthora compared with wild types. Meanwhile, the gene-edited tomato lines are not obviously affected in growth and development. Therefore, the application not only enriches the research on pathogenic Phytophthora disease-related genes in tomatoes, but also develops tomato lines with enhanced resistance to pathogenic Phytophthora by using the characteristics of the above genes, thereby providing new technical strategies and gene resources for tomato breeding.

The present application belongs to the field of continuous casting and refractory material, and relates to a method for preventing clogging of a stopper by using an electric pulse, which comprises the following specific steps: fixing a metal round hoop with an external extension wire on the outside of a water gap seat brick and the outside of a top end of a stopper respectively; double-layer coating and anti-oxidation treatment: mixing zirconium sol, graphite powder and aluminum oxide powder in a mass ratio of 1:3-5:3-5, uniformly coating the round hoop surface and the connecting gap, and using hot air to dry quickly, so as to increase the electrical conductivity of the connecting part; then mixing the zirconium sol and the aluminum oxide powder in a mass ratio of 1:8-15, and uniformly coating the coating surface containing graphite again; constructing an electric field: connecting the water gap seat brick and the stopper with a pulse power by using an external wire to construct an electric field loop; the present application effectively avoids the aggregation, adhesion and growth of inclusions on the surface of the stopper; and solves the problem of clogging of the stopper itself.

The utility model discloses a modular splicing vertical greening wall for landscaping, which relates to the technical field of greening walls, and comprises a wall body, the outer side of the wall body is fixedly connected with a bracket, the bracket is provided with a hanging groove, greening buckets are hung on the hanging groove, the greening buckets are vertically arranged and are communicated with one another, and the greening buckets are fixedly connected with the bracket. A connecting mechanism is arranged between the wall bodies, and the connecting mechanism is used for splicing and angle adjustment; the utility model discloses a modular spliced vertical greening wall for landscaping. The installation flexibility is improved through the modular splicing design, and the connecting mechanism supports angle adjustment to adapt to different scenes; the greening hopper adopts a hanging structure and is convenient to disassemble, assemble and maintain; the connecting rope realizes automatic water seepage and diversion to prevent accumulated water from affecting plant growth; the wall body adopts a multi-layer composite structure, so that the waterproofness and the stability are enhanced; the protection pipe hides the water supply pipeline, and attractiveness and durability are improved.

The application relates to the field of cultivation devices, in particular to an aquatic plant ecological box which comprises a box body, a box cover and a planting cup. The bottom of the two sides of the box body is provided with an inverted isosceles triangle-shaped stake root fixing plate which extends downward, and the stake root fixing plate is provided with a lateral through root fixing opening. The box cover is covered on the top opening of the box body, and the planting cup is placed in the planting opening on the box cover. The inner side surface of the stake root fixing plate is fixedly connected with a vertical reinforcing cutting, the lower end of the reinforcing cutting extends to the bottom corner of the stake root fixing plate, the upper end of the reinforcing cutting extends to the inside of the box body and is fixedly connected with the inner wall of the box body, and the reinforcing cutting is perpendicular to the stake root fixing plate. The upper end of the reinforcing cutting is provided with a pressing block which is fixedly connected with the upper end of the reinforcing cutting and the inner wall of the box body respectively, the lower surface of the pressing block is provided with two clamping grooves, and the upper end of the reinforcing cutting is located between the two clamping grooves. The inside of the box body is provided with a peristaltic device. The application can improve the cultivation efficiency, growth effect and stability of aquatic plants.

The utility model discloses a sodium lamp light adjusting device with a polymerization structure. The sodium lamp light adjusting device comprises a base, a reflecting cover is arranged above the base, a supporting column is rotationally arranged at the upper end of the base, an outer ring is arranged at the upper end of the supporting column, and second nuts are arranged on the two sides of the outer ring. According to the sodium lamp light adjusting device with the polymerization structure, when the sodium lamp is turned on, due to the effect of the reflecting cover, light emitted by the sodium lamp is reflected and emitted in parallel, and the light is refracted and polymerized by the convex lens after passing through the convex lens, so that the intensity of the light is increased, the promotion effect of the sodium lamp is better utilized, and due to the influence of the environment, when the illumination of the external environment is sufficient, the sodium lamp is turned on. The resistance value of the photoresistor is reduced, the attraction force between the first electromagnet and the second electromagnet is increased, and the convex lens moves, so that the light polymerization degree is weakened, and when illumination is insufficient, the convex lens enables the illumination intensity to be always kept within a suitable range due to the pulling force and reverse movement of the elastic rope.

This utility model discloses a photovoltaic flexible support system integrated with agricultural greenhouses. It includes multiple sets of photovoltaic flexible support components arranged side-by-side from left to right. Each set of photovoltaic flexible support components includes multiple columns arranged side-by-side from front to back. Safety cable assemblies are fixed between the tops of the columns, and the tops of the safety cable assemblies are used to fix photovoltaic modules. A certain distance is left between the photovoltaic modules installed on every two adjacent sets of photovoltaic flexible support components. Below the photovoltaic flexible support system, multiple sets of agricultural greenhouse assemblies arranged side-by-side from front to back are installed. Each agricultural greenhouse assembly includes multiple agricultural greenhouses arranged side-by-side from left to right and extending in the front-back direction. Several sets of photovoltaic flexible support components are distributed above each agricultural greenhouse. This utility model can combine photovoltaic power generation with agricultural planting, and the photovoltaic modules installed on the photovoltaic flexible support components will not affect the lighting conditions inside the corresponding agricultural greenhouse.

This invention discloses a cleaning device for breeding chicken cages, including a cage cover, side bars, a lower side frame, and a floor. The side bars are multiple thin rods, the cage cover is a single piece of board, and the lower side frame is a quadrilateral frame with dimensions matching the cage cover. The lower side of the cage cover has multiple small holes for connecting to the side bars, and the upper side of the lower side frame has multiple small holes for connecting to the side bars. The side bars are fixed between the cage cover and the lower side frame. A floor is located between two opposite sides of the lower side frame. The floor is composed of multiple floor rods. Below the floor rods is a contaminant recovery belt with a conveyor belt structure. A scraper is located on the lower side of the contaminant recovery belt, and an external bracket stabilizes the contaminant recovery belt and the lower side frame. This invention, through its structural design, enables timely cleaning of contaminants during the breeding process, especially inside the cage, preventing contaminant accumulation and the growth of bacteria.

The utility model discloses a planting frame groove suitable for producing and planting soilless culture strawberries in a plant factory, and relates to the technical field of soilless culture, the planting frame groove comprises a groove body, planting baskets distributed at equal intervals are placed in the groove body, and positioning assemblies are arranged on the outer walls of the planting baskets and the inner wall of the groove body; the plant fixing assembly is arranged in the middle of the top of the planting basket; the liquid level observation assembly is arranged at one end of the tank body; according to the device, the planting baskets can be accurately and stably fixed in the groove body, displacement or shaking of the planting baskets in the using process is avoided, the consistency of the growth positions of strawberry plants is guaranteed, meanwhile, damage to the plants is avoided, and the planting baskets are prevented from being damaged. Plant lodging can be effectively prevented, and a stable growth environment is provided for strawberry plants.

The utility model relates to the technical field of rice fertilization, and provides a rice fertilization device for rice plant protection, which comprises a bottom plate, two sliding chutes are arranged on the outer surface of the bottom of the bottom plate, two-way screws are movably embedded in the two sliding chutes, one ends of the two-way screws penetrate through the sliding chutes, and the other ends of the two-way screws penetrate through the sliding chutes. The outer surfaces of the two bidirectional screws are movably sleeved with rectangular sleeves. The height of the bottom plate is adjusted according to the height of rice, the limiting pin is pulled to move out of one limiting hole, the adjusting plates are adjusted in the rectangular sleeve, the limiting pin is embedded into the limiting hole to limit the adjusting plates under the elastic force action of the spring after the adjusting plates are adjusted to the proper position, the four adjusting plates are sequentially adjusted, and the rice planting efficiency is improved. Then the servo motor is started to drive one of the two-way screws to rotate, the two-way screws can drive the two rectangular sleeves to move oppositely or oppositely, adjustment is conducted according to the row spacing of rice planting, and the situation that the rice is rolled by the wheels, and growth of the rice is affected is prevented.

The invention provides a double-layer gastrodia elata planting nutrition pot for cultivating fungus materials, and relates to the technical field of gastrodia elata frame planting, the double-layer gastrodia elata planting nutrition pot comprises a detachable protection part, and a film moisturizing part is installed on the detachable protection part; four moisturizing mounting pieces are mounted on the detachable protection piece; the four moisturizing mounting pieces are used for detecting the protrusion of the gastrodia elata; the four moisturizing installation parts are located on the periphery of the detachable protection part. A power connection control piece is mounted on the detachable protection piece; the power connection control piece is used for controlling warning; the moisturizing mounting part is matched with the power connection control part, so that the gastrodia elata can be automatically detected to break through the moisturizing film in the growth process of the gastrodia elata, and workers can be automatically detected and prompted to timely know and process the gastrodia elata; the problems that according to an existing nutrition bowl for planting gastrodia elata, it is not convenient to automatically detect protruding of gastrodia elata for temporary moisturizing treatment, and the gastrodia elata is prone to being continuously extruded by the nutrition bowl are solved.

The invention discloses a NiCo-MOF derived carbon nanotube wave-absorbing material with a core-shell structure and a preparation method of the NiCo-MOF derived carbon nanotube wave-absorbing material, and relates to the technical field of wave-absorbing materials. According to the method, NiCo-MOF with a core-shell structure is obtained by controlling the solvent proportion, then a carbon nano tube grows on the surface of the NiCo-MOF in situ, the prepared MOF-derived carbon nano tube has a hollow core-shell structure, and the surface of the MOF-derived carbon nano tube is covered with a layer of dense carbon nano tube. By adopting the structure, the conductivity of the material is greatly improved, the types of interface polarization are enriched, and good wave absorbing performance is shown in the frequency band of 2-18 GHz; the hollow structure is beneficial to multiple reflection of electromagnetic waves inside, and when the matching thickness is 2.5 mm, the effective absorption bandwidth can reach 5.7 GHz, and the minimum absorption peak reaches 4.8 GHz. The method is simple in technological process, low in cost and suitable for large-scale preparation, and has wide application prospects in the fields of light broadband wave absorption, thermal protection and the like.

The utility model discloses a kind of flower seedling fixing devices, it is related to the technical field of flower seedling cultivation, including support structure, anti-toppling structure, righting structure and adjusting structure, support structure includes baffle ring, connecting rod and support component, two baffle rings are horizontally symmetrical and are arranged, connecting rod is fixedly installed between two baffle rings, several support components are fixed in baffle ring outer periphery, support component is evenly arranged in baffle ring outer periphery.The flower seedling fixing device support structure design has two kinds of fixed mode, can be applied respectively in small-sized container cultivation such as flowerpot and the place of large quantity cultivation such as field, the anti-toppling structure set can be realized to the anti-toppling protection of flower seedling by the fixing of the lower side of flower seedling stem, cooperate the fixing of guiding component in righting structure to another position of flower seedling stem, flower seedling can also effectively improve the anti-lodging effect of flower seedling, and maintain the upright growth of flower seedling, so as to effectively improve the practicality and use effect of device.

The utility model discloses a kind of strain culture shaker, specifically related to strain culture technical field, including shaker base plate, shaker base plate top is slidably connected with moving stage, and moving stage top is provided with oscillation mechanism, and horizontal shaking mechanism is arranged between shaker base plate and moving stage;Oscillation mechanism includes lifting plate, and lifting plate is set in moving stage top, and sliding hole is opened in lifting plate.The utility model is placed in moving stage on strain culture test tube by setting horizontal shaking mechanism, and it is shaken along with, so as to let the nutrient substance in culture medium be fully mixed and evenly distributed, ensure that strain can obtain sufficient nutrient in each place in growth process, provide good nutrient environment for the growth of strain, improve the utilization efficiency of strain to oxygen and nutrient substance, and strong oscillation effect can make strain keep suspended state, avoid strain to be deposited in container bottom, prevent from affecting growth due to strain uneven distribution.

The utility model discloses a temperature adjusting system in a U-shaped water bag shed, relates to the technical field of heat storage equipment in a greenhouse, aims to solve the problems that the day and night temperature difference of the greenhouse is too large and the water bag filling process is tedious, and comprises a thermal insulation wall body and a greenhouse framework, the greenhouse further comprises a horizontally-arranged water inlet pipe and a horizontally-arranged water return pipe, the heat preservation wall body, the water inlet pipe and the water return pipe are all installed on the greenhouse framework through connecting pieces, a plurality of water bags are arranged on the heat preservation wall body, the water bags are arranged to be black, the water bags are arranged to be of a U-shaped structure, and the water bags are filled with fluid used for storing heat. And through the arrangement of the water inlet pipe and the water return pipe, filling can be automatically carried out only by connecting a water pump, the filling process is simplified, and the efficiency is improved.