760results about How to "Play a thermal insulation effect" patented technology

The invention discloses a preparation method of a silica aerogel aqueous heat-insulating coating, and is characterized in that: prepared SiO2 microspheres are hydrophobic inside and hydrophilic outside; and the aerogel microspheres can be added into an aqueous coating carrier to prepare a good heat-insulating material. The main preparation method comprises the following steps of: before drying the prepared wet gel microspheres, performing surface modification by using an organic silane or an organic chlorosilane, so that the prepared wet gel microspheres are hydrophobic by grafting a large number of alkoxy groups or alkyl groups on the surfaces thereof, or directly preparing the hydrophobic wet gel microspheres; performing surface modification on the microspheres by using a hydrophilic silane coupling agent, and drying to obtain the SiO2 microspheres which are hydrophobic inside and hydrophilic outside; and adding the prepared microspheres into an aqueous coating for preparing the aqueous heat-insulating coating.

The invention belongs to the technical field of power battery systems for electric vehicles and in particular relates to a power battery thermal management system for an electric vehicle. The power battery thermal management system comprises a battery box, a lithium ion battery system, an air cooling system and a water cooling system, wherein the lithium ion battery system, the air cooling system and the water cooling system are installed in the battery box, the battery box is internally provided with a heat insulation device, and the heat insulation device is adhered to the inner wall of the battery box. According to the power battery thermal management system disclosed by the invention, as heat insulation is installed in the battery box as a thermal management mode of a battery system of the electric vehicle in a non-running state, and the air cooling system and the water cooling system are arranged as a thermal management mode of the battery system of the electric vehicle in a running state, the service life loss and the safety hidden dangers as the battery system of the electric vehicle is in high or low temperature environment for a long time can be reduced; the temperature in a battery pack is not too high or low when the vehicle runs, and the thermal management efficiency of the vehicle during running is also improved.

The invention discloses water montmorillonite nano composite heat insulating waterproof paint and a preparation method thereof. The water montmorillonite nano composite heat insulating waterproof paint comprises the following ingredients in percentage by mass: 30 to 35 percent of nano composite emulsion, 10 to 15 percent of polymer emulsion, 10 to 15 percent of rutile-type titanium pigment, 10 to15 percent of organic modified nano montmorillonite, 5 to 10 percent of nano oxide, 0.3 to 0.35 percent of pH adjusting agent, 0.50 to 0.65 percent of film-forming additive, 0.35 to 0.4 percent of elastic foam killer, 0.20 to 0.30 percent of wetting agent, 0.10 to 0.15 percent of dispersion agent, 0.50 to 0.65 percent of anti-freezing agent, 0.10 to 0.15 percent of sterilization antiseptic and 20to 25 percent of water. The water montmorillonite nano composite heat insulating waterproof paint not only has good compatibility, dispersion performance and good stability, but also has good water resistance, heat insulation, environmental protection, outdoor weather resistance and good adhesive attraction and has an antibacterial self-cleaning function.

The invention discloses an adjustable seedling raising frame for vegetable planting. The adjustable seedling raising frame comprises a bottom frame, seedling raising frames, support guiding rods, a top plate, adjusting devices, fill lights, a first seedling raising board, a second seedling raising board, a two-way screw, movable blocks, a hard water pipe, a motor, a first gear, a second gear, rotating rollers and curtains. Each adjusting device comprises a scissor mechanism, a movable pin, a first chute, a sleeve and an adjusting screw. The rotating rollers and curtains are provided; the rotating rollers can be used to lay down the curtains. On the one hand, the curtains can avoid the sun burn of seedlings due to direct solar radiation; and on the other hand, the curtains can maintain thehumidity in a seedbed and play the effect of heat preservation. The motor, the first gear, the second gear and the hard water pipe can fully and evenly water the seedlings; the adjustment device can adjust space between adjacent seedling raising frames to adapt to the growing seedlings and to ensure that the seedlings get enough light and growth space.

The invention discloses a riser heating and insulating agent, which comprises the following components in percentage by weight: 5 to 35 percent of Al, 10 to 25 percent of AlN, 3 to 20 percent of low-carbon graphite, 5 to 25 percent of magnesia-alumina spinel, 5 to 15 percent of quartz, 10 to 30 percent of ferric oxide powder, 5 to 20 percent of corundum, 5 to 10 percent of organosilicon phlogopite, and 1 to 10 percent of MgO; and the riser heating and insulating agent is prepared by the following processes: crushing, pulverizing, mixing, pelletizing, drying, and the like. The riser heating and insulating agent has double effects of heating and insulating, and has good insulating effect. Because the riser heating and insulating agent has a granular appearance, dust and smoke are not generated in the using process, and the environment is not polluted. Due to the adoption of the low-carbon graphite, castings do not have carburizing phenomenon, and the molten steel is not polluted. The riser heating and insulating agent is particularly applied to open risers of low carbon steel large-scale steel castings and stainless steel castings with the weight of over 80 tons.

The invention discloses a multi-channel intelligent temperature-controlling device of polyase chain reaction micro-flow control chip, which comprises the following parts: three temperature sensors (3), three electric heat films (4), chip fixing device (1) and temperature collecting control device (2), wherein the chip fixing device is composed of three insulating areas (6), insulating groove (7) and pin on the insulating area with PCR micro-flow chip (5) on the surface of chip fixing device; the temperature collecting control device contains multi-path analog switch, A / D switcher, single chip set, D / A switcher, driving circuit and display.

The invention discloses a multifunctional integrated cooker with waste heat collection devices. The multifunctional integrated cooker comprises a body, an exhaust fume collecting hood and a protective plate, wherein a cooking bench is arranged on the top surface of the body; at least two cookers are arranged on the cooking bench; the exhaust fume collecting hood comprises a side plate, a smoke guide plate, an air door and a smoke stop cover; the waste heat collection devices are arranged in the hearths of the cookers; at least four height adjusting devices are arranged at the bottom of the body; the height adjusting devices comprise rollers, screw rods, limiting nuts, lifting seats and supporting rods; and the protective plate is positioned below the body and is connected with the body. The multifunctional integrated cooker disclosed by the invention is simple in structure and high in practicality, and due to the waste heat collection devices, the heat energy utilization rate during fuel gas combustion is improved, and the energy consumption is reduced. Moreover, cold water can be heated by virtue of heat, the water can be drunk and can be used for cleaning the cookers, and the cookers are convenient to use; and due to the design of an anti-counter-flow device, the condition that pollution of a kitchen environment is caused due to smoke recirculation in the flue is avoided, the cooker is safe to use, and the comprehensive utilization efficiency is improved.

The invention provides a heat-preserving cup which comprises a cup body and a cup cover, wherein both the cup body and the cup cover have inner walls made from heat conducting materials, and the peripheries of the inner walls of the cup body and the cup cover are respectively coated with first and second heat storage layers. Heat storage matters are packaged in the heat storage layers. The peripheries of the first and second heat storage layers are respectively coated with heat-preserving layers. A base is further arranged at the bottom of the heat-preserving cup. The base is internally provided with a power supply and a power supply switch. A heating layer is further arranged between the first heat storage layer and the inner wall of the cup body. The heating layer is internally provided with a heating wire which is connected with the power supply. The power supply switch is used for controlling on-off of the heating wire. The heat-preserving cup provided by the invention has the characteristic of a good lasting heat-preserving effect.

The invention discloses a built-in and multi-cavity double steel plate and concrete filled steel tubular column combined shearing wall and a manufacturing method, and relates to the field of the construction technology. According to the built-in and multi-cavity double steel plate and concrete filled steel tubular column combined shearing wall, cast-in-place reinforced concrete, a steel plate shearing wall and a concrete filled steel tube are combined into the combined shearing wall. A plurality of transverse steel plates are arranged between the double steel plates to form a multi-cavity structure between the double steel plates. Bar-mat reinforcements formed by transversal distributed bars and longitudinal distributed bars arranged on the two sides of the combined multi-cavity steel plates are connected through stretching bars. Compared with an existing shearing wall, the built-in and multi-cavity double steel plate and concrete filled steel tubular column combined shearing wall has the advantages of being large in initial rigidity, high in bearing capacity, slow in bearing and rigidity attenuation, good in overall anti-seismic and energy consumption performance and relatively stable in later anti-seismic property of the wall.

The invention provides an underground ventilated premixing chicken house which comprises a gable wall, side walls, a roof and a floor. An inner room is further arranged in the middle of the chicken house, partition plates are arranged in the side walls and inner walls in a sealed mode, and an air inlet plate is arranged between the two inner walls. A plurality of fans and a plurality of air inlet windows are uniformly arranged on the inner top. A plurality of wet curtains and exhausting ports are formed in the side walls, and air outlet grooves are uniformly formed in the inner walls. An underground exhausting bin is arranged below the floor, an exhausting pipe and a fan are arranged on one side of the underground exhausting bin, and an air outlet is formed in the upper end of the exhausting pipe. The underground ventilated premixing chicken house has the advantages that fresh air about to enter the chicken house and air in the upper layer of the chicken house are premixed, the premixed air is uniformly discharged into the inner room through a pressure bin, vitiated air settling to the lower portion of the chicken house is smoothly discharged out through the underground exhausting bin and / or exhausting ports formed in the side walls, the vitiated air settling to the lower portion of the chicken house can be well discharged out, and overall air change in the chicken house is uniform.

The invention discloses an environment self-adaptation modularized intelligent building system suitable for the field. The environment self-adaptation modularized intelligent building system comprises a modularized-assembled building body structure, an assembled house unit bathroom, an assembled house integrated kitchen, an assembled house carbon fiber electric heating floor heating plate, a solar photovoltaic power generation system, a wind power generation system, a wind-solar complementary power system, a roof rainwater collecting system, an FRP digestion tank, a soilless cultivation sunshine vegetable greenhouse, a cooling water curtain and the like, wherein the wind-solar complementary power system is composed of the solar photovoltaic power generation system and the wind power generation system. Solar photovoltaic power generation can be achieved through the building system, energy of power generation can be used for cooling in summer and heating in winter, water resources of the nature can be recycled, and the modularized movable building system can reduce the environment pollution and material waste and can also reduce power supply cost and the like.

The invention provides an energy-storage heating and warming fiber and a preparation method thereof. The hollow fiber is prepared by an inorganic heating particles-modified high-molecular fiber-forming polymer, wherein the mass percentage of a high-molecular fiber-forming material accounts for 60-99.9%, and the mass percentage of the inorganic heating particles accounts for 0.1-40%. The fiber hasfunctions for absorbing luminous energy heat, absorbing heat radiation heat by human body, absorbing infrared radiation heat, and insulating, which has effect for absorbing luminous energy heat and absorbing heat radiation radiated by human body for heating, air stored in the fiber has insulation effect, and the fiber provided by the invention increases the comfortableness of the clothes made of the heating and warming fiber; an infrared lamp radiation fiber sample with a wavelength scope being 4-14 [mu]m emitted by the human body surface is used, the result shows that the spontaneous heatingfiber has good temperature response, and the fiber provided by the invention has the effects for promoting microcirculation of tissue blood, warming body, caring health, and increasing immunization ofhuman body.

The invention provides a pre-mixing ventilating type chicken house which comprises a gable wall, side walls and a roof, wherein an inner room parallel to the side walls is further arranged at the middle part of the chicken house, and comprises inner walls parallel to the side walls and an inner roof; partitions are hermitically arranged between the side walls and the inner walls; an air intake plate is arranged between the two inner walls located below the inner roof; a pressure bin is formed between the inner roof and the air intake plate; a pre-mixing bin is formed between the inner roof and the roof; a plurality of fans and a plurality of air intake windows are uniformly formed in the inner roof; a plurality of air intake holes and a plurality of small air intake windows are uniformly formed in the air intake plate; a plurality of wet curtains and air exhaust openings are arranged on the side walls; and a plurality of air outlet slots are uniformly formed in the inner walls. The pre-mixing ventilating type chicken house has the beneficial effects that the pre-mixing ventilating type chicken house can premix fresh air entering the chicken house and air on the upper layer of the chicken house, and pre-mixed air can be uniformly discharged into the inner room through the pressure bin, so that contaminated air sinking in the lower part of the chicken house can be well discharged, and the overall air in the chicken house can be replaced uniformly.

The invention provides an OLED film encapsulating structure. The OLED film encapsulating structure comprises a substrate, a first inorganic blocking layer, an organic buffer layer and a second inorganic blocking layer, wherein the substrate is loaded with an OLED device, and the first inorganic blocking layer, the organic buffer layer and the second inorganic blocking layer sequentially cover on the OLED device; and the refraction rate of the first inorganic blocking layer gradually decreases from the OLED device to the organic buffer layer, the refraction rate of the organic buffer layer is lower than that of the first inorganic blocking layer, and the refraction rate of the second inorganic blocking layer is lower than that of the organic buffer layer. By changing the refraction rates ofthe first inorganic blocking layer, the organic buffer layer and the second inorganic blocking layer, the light emitting efficiency of the OLED device can be increased, the situation that external moisture and oxygen penetrate into the OLED device is prevented, the corrosion of internal structures of the OLED device is avoided, meanwhile, a thermal insulation effect is achieved, and thermal damage caused by a subsequent deposition process to the OLED device is prevented; and the organic buffer layer is capable of packaging large-particle foreign matters and simultaneously realizing controlled-release of stress generated during planarization, so that the service life of the device is prolonged.

The invention discloses a 300mm vertical oxidation furnace heat preservation barrel, which is characterized by being provided with a bottom quartz plate (1), intermediate quartz sheets (2), supporting rods (3) and a top quartz plate (4); a plurality of supporting rods are vertically and fixedly installed between the bottom quartz plate and the top quartz plates; a plurality of quartz sheets are transversely, uniformly and fixedly installed on the supporting rods at intervals; and the upper surface of the top quartz plate is provided with a fixing groove (4.1) which is used for fixing a quartz boat. The bottom quartz plate and the top quartz plate are in the shape of circular ring; the intermediate quartz sheets are in the shape of circular sheet, and the structure of the intermediate quartz sheets is an OP material layer (2.1) in the middle and a high-purity transparent quartz plate material coating layer (2.2) on the upper layer, lower layer and the periphery. The invention is applicable to the support and heat preservation of the quartz boat of a vertical oxidation furnace, has complete structure, good heat preservation effect and high cleanness, and can ensure the processing quality.

The invention discloses a roof greening method by using callisia repens, in particular to a growing method for planting callisia repens on roof. The procedures of the method are as follows: first, a water-resistant system, a drainage system and a root resistant layer are arranged on the roof and a matrix layer is paved on the roof; second, grass seeds of the callisia repens is planted on the matrix layer by using any one method of offshoots, broadcasting sowing method, cottage or greensward transplanting and paving method; third, root fixing water is watered and N fertilizer is fertilized once every fifteen days, and lawn is formed within one to two months. As an effective measure for solving the influence of urban development on the entironment and raising the urban afforestation rate, the invention uses the callisia repens on the roof greening, which has a resultful effect on the heat resistance, virescence and disaster prevention of room surface.

The invention discloses an anti-blocking blow-off pipe. The blow-off pipe comprises an outer pipe body and an inner pipe body; the inner pipe body is sleeved with the outer pipe body; an elastic mechanism is arranged between the outer part of the inner pipe body and the outer pipe body; a spiral bulge is arranged on the inner wall of the inner pipe body; a main sleeve is mounted on the inner sideof the top water inlet end of the outer pipe body in a threaded manner; a pipe opening insert is mounted on the inner side of the top end of the inner pipe body in a threaded manner; and a water guidepiece is mounted on the inner side of a casing pipe of the main sleeve in a threaded manner. According to the blow-off pipe, the outer pipe body and the inner pipe body are arranged, the elastic mechanism is arranged between the outer pipe body and the inner pipe body, under cooperation with the spiral bulge arranged on the inner wall of the inner pipe body as well as the main sleeve, the pipe opening insert and the water guide piece which are mounted at the pipe opening, during sewage drainage of the blow-off pipe, sewage flows inside the inner pipe body to produce the centrifugal force, then under cooperation with the arranged elastic mechanism, shocks are produced by the inner pipe body, solid particles in the sewage are favorably discharged from the inside of the pipe and are prevented from being attached to the inside of the pipe, and thus the anti-blocking effect is realized.

The invention relates to an automobile windscreen which comprises an outer layer windscreen and an inner layer windscreen, wherein a cavity is arranged between the outer layer windscreen and the inner layer windscreen, and transparent and heat insulation silicon dioxide aerogels are filled in the cavity. Compared with the prior art, the automobile windscreen has a good anti-fog performance and a strength close to that of the normal windscreen.

Provided is a magnetic fluid seal in which a seal film formed in the axial direction serves as a structure that makes it possible to easily set a temperature environment, and in which said seal film has a long service life. The magnetic fluid seal (1) comprises: an outer cylinder member (3) in which a rotating shaft (2) extending from a housing for a fluid machine is accommodated, said outer cylinder member (3) comprising an attachment section (3a) for attachment to the housing; magnetic pole members (6A, 6B) that are arranged around the rotating shaft (2) accommodated in the outer cylinder member (3) and that form a magnetic circuit; and a seal film (M) that is magnetically connected on the magnet circuit, that is arranged between the magnetic pole members (6A, 6B) and the rotating shaft(2), that comprises magnetic fluids (10A, 10B), and that is formed in the axial direction. The outer cylinder member (3) comprises a heat blocking means (3c) for blocking heat transmitted in the axialdirection thereof and a cooling means (3d) for cooling the outer cylinder member (3). The attachment section (3a), the heat blocking means (3c), the seal film (M), and the cooling means (3d) are arranged in this order in the outer cylinder member (3) in the axial direction thereof.

The invention belongs to the technical field of construction, and discloses an assembly type energy-saving building part structure based on a BIM. The structure comprises a wall plate and a BIM database cloud platform, a sensor and an RFID tag are embedded in the wall plate, a convex block is fixedly connected to one side of the wall plate, two connecting clamping grooves are formed in the outer surface of the convex block, a first clamping groove is formed in one side of the wall plate, two second clamping grooves are formed in the other side of the wall plate, and the second clamping groovesare symmetrically distributed about the first clamping groove. According to the assembly type energy-saving building part structure based on BIM, through a vertical rod, when two wall plates are detached, the vertical rod is lifted, clamping plates and the connecting clamping grooves are staggered, the convex block is drawn out, the effect of facilitating dismounting is achieved, the problems that the damage of invariant detaching and forced detaching caused by traditional connecting manners of welding, riveting and the like to a wall plate happens, , the wall plate can be damaged, and cannotbe used again, and resources are wasted are solved, and the effects of facilitating dismounting and circular use are achieved.

The invention discloses a continuous production and sintering device for a self-supported ceramic thin film, and relates to a ceramic thin film. The continuous production and sintering device is provided with a high-temperature furnace system and a sample conveying system. The high-temperature furnace system is provided with a furnace body, a heating device and a vacuum device. The furnace body is provided with a hearth, a heat insulation layer and a vacuum layer. The hearth is divided by the heat insulation layer into a sample introduction chamber, a sintering chamber, a cooling chamber and a sample collection chamber. The heating device is provided with a thermocouple and a temperature controller. The vacuum device is provided with an inner furnace vacuum pump and a vacuum layer vacuum pump. The sample conveying system is provided with a sample introduction chamber sample winding device, a sample conveying device and a sample collection chamber sample winding device. The sample introduction chamber sample winding device is provided with a film winding drum, a fixing rod, a bearing, a motor shaft gear, a bearing gear and a film winding drum motor. The sample conveying device is provided with a sample carrier table, a fixing rod, a bearing, a motor shaft gear, a bearing gear, a big gear wheel, a conveying device motor, a chain and a conveying belt. The sampling chamber sample winding device is provided with a film winding drum, a fixing rod, a bearing, a motor shaft gear, a bearing gear and a film winding drum motor.

The invention provides an automobile-mounted heating cup on an automobile, and belongs to the technical field of daily necessities. The technical problem that an existing automobile-mounted heating cup is prone to being burst open by air pressure in the heating process is solved. The automobile-mounted heating cup on the automobile comprises an inner cup body, an outer cup body and a cup cover, wherein the inner cup body and the outer cup body are in a cylindrical shape, the top of the inner cup body is provided with a cup mouth, the two ends of the outer cup body are provided with openings, the inner cup body is connected in the outer cup body in an inserted mode, and the inner cup body and the outer cup body are arranged coaxially; a heat preservation layer is arranged between the outer side face of the inner cup body and the inner side face of the outer cup body and covers the overlapping portions of the outer side face of the inner cup body and the inner side face of the outer cup body, an electric heating unit is arranged on the outer surface of the bottom of the inner cup body and used for heating the bottom of the inner cup body, and an air valve is arranged on the cup cover and can communicate the inside with the outside of the cup cover when air pressure in the cup cover is larger than a preset value. The heating cup can be prevented from being burst open in the heating process, liquid can be prevented from leaking through the air valve under the non-heating condition, the seal performance of the automobile-mounted heating cup is good, and the heat preservation effect is good.

The invention relates to the technical field of a refractory material and specifically relates to a preparation method for a heat-insulating type compact silicon brick. The quartz is modified with peach gum under the effect of microorganisms and the macromolecular monosaccharide decomposed from the peach gum is grafted onto the rock wool surface, so that the adhesiveness of the quartz and the rockwool is promoted; the mineralizing agents, including silicon nitride, ferroferric oxide, calcium oxide and aluminum oxide, are added, so that the transformation of the quartz can be accelerated, thesintering temperature is reduced, the sintering time is shortened, the silicon brick interior is effectively filled, a heat-insulating effect is achieved and the compactness and the heat insulation ofthe silicon brick are promoted; the ethyl orthosilicate, hydrochloric acid, absolute ethyl alcohol and deionized water are mixed and reacted for generating a self-prepared silica sol; a silane coupling agent KH-560 is used for modifying the self-prepared silica sol, so that the silicon dioxide is effectively filled into the silicon brick, the surface property and the reaction activity can be effectively improved, the porosity of the silicon brick can be reduced, the compactness and the heat insulation of the silicon brick can be further promoted and the application prospect is wide.

The invention relates to a connecting method of prefabricated composite multi-ribbed floor slabs and steel beams of an assembly type steel structure house. Ribbed beams and steel beams at the joints of the multi-ribbed floor slabs and the steel beams are cast in place, and the fire prevention effect of the connecting joints of steel columns and the steel beams and the fire prevention effect of the steel beams are achieved; the multi-ribbed floor slabs are filled with light materials, and the heat insulation effect is achieved; and prefabricated composite multi-ribbed floor slab components are produced in advance and mounted in the field, the field construction speed is increased, lots of revolving materials such as supporting steel tubes, battens, web filmed multilayer boards and bamboo plywood are reduced, the construction speed is increased, and the construction cost is lowered.

The invention discloses a functional gradient and density gradient concrete material for 3D printing and a preparation method thereof. The material consists of a density gradient layer and a thermal insulation layer, and is prepared from lightweight ceramsite aggregate, a thermal insulation material, cement, industrial waste residue, fine aggregate, a defoamer, a superplasticizer and water. According to the concrete material prepared with the method, the comfort of 3D printed concrete is greatly improved, self-weight is reduced and the interaction of the concrete material with external environments is enhanced.

The invention discloses an energy-saving brick prepared on the basis of building waste. The energy-saving brick is prepared from the following raw materials in parts by weight: 32 to 36 parts of modified building waste, 24 to 28 parts of modified flay ash, 14 to 18 parts of coal gangue, 12 to 14 parts of lithium bentonite, 8 to 12 parts of cotton fiber, 6 to 10 parts of wood fiber, 8 to 12 parts of glass beads, 8 to 12 parts of crushed crude pearlite, 4 to 6 parts of water reducers, 3 to 5 parts of anti-foaming agents, 3 to 5 parts of cement and 1 to 3 parts of filling materials. The inventionaims at providing the energy-saving brick prepared on the basis of building waste. The energy-saving brick has the advantages that the building waste is sufficiently utilized; meanwhile, the properties such as the intensity, the sound isolation and heat isolation performance and the like of the brick can be improved; high use value and good application prospects are realized.

The invention provides a method for producing a heat-insulating decorative composite board comprising a panel with a through groove, which comprises the following steps of: producing a panel 1 with a through groove 4; compounding the panel 1 with the through groove and a heat insulating layer 2; coating the panel 1 with the through groove and the like. For the heat-insulating decorative composite board produced by the method, the panel can be directly fixed, potential safety hazards are eliminated, water vapor and moist air in the panel can be timely discharged, and the heat insulation effect is improved. The invention also provides a method for mounting the heat-insulating decorative composite board comprising the panel with the through groove, which comprises the following steps of: smearing adhesive mortar in a point mode on the mounting surface; drilling a wall; inserting a fastener of an anchoring element into the through groove of the panel; adhering the composite board to the mounting surface, and tightening an expansion anchor of the anchoring element; and sealing and slicking board seams. Through the mounting method, the anchoring element is effectively connected with the panel, the fall-off of the panel is radically stopped and the potential safety hazards are eliminated.

The invention discloses a unidirectional heat dissipation module which comprises a heat sink and a two-way memory connector. The two-way memory connector is attached to a heat source, is disposed between the heat source and the heat sink, and can memorize and expansion and contraction. The two-way memory connector is connected to the heat source and the heat sink when memorizing expansion, and separates the heat source and the heat sink when memorizing contraction. In the unidirectional heat dissipation module of the present invention, the heat sink is selectively connected to the heat sourcethrough the two-way memory connector. When the heat source heats the two-way memory connector to reach the expansion critical temperature, the two-way memory connector is expanded to connect the heatsink with the heat source so as to dissipate the heat generated by the heat source. When the temperature of the two-way memory connector is lower than the contraction critical temperature, the two-waymemory connector contracts to disconnect the heat sink from the heat source, and thus the heat sink does not dissipate the heat of the heat source, and a heat preservation effect is provided for theheat source. Thus, the unidirectional heat dissipation module achieves unidirectional heat transfer between the heat source and the heat sink.

The invention provides a steel wire rope for deep sea oil field lifting. The steel wire rope comprises a center rope strand, an outer layer strand and a plastic-coated layer surrounding the outer layer strand, the steel wire rope takes the center rope strand as the center, the outer layer strand is wrapped and twisted on the periphery of the center rope strand, a first filling layer is mounted between the center strand and the outer layer strand, the center rope strand is provided with a center strand and an outer rope strand, the center strand is located on the center of the center rope strand, the outer rope strand is wrapped and twisted on the periphery of the center rope strand, the outer rope strand is mounted in a hexagon manner, the outer layer strand is provided with a first outerlayer strand and a second outer layer strand which are mounted in a spaced manner, the first outer layer strand and the second outer layer strand are twisted in parallel, and the steel wire rope has the good wear resistance and corrosion resistance, is suitable for the seabed low-temperature work, and has the good high and low temperature resistance property and transverse pressuring resisting capacity.

The invention provides an agricultural greenhouse system based on the Internet of Things. The agricultural greenhouse system comprises a collection module, a cloud server, a mobile device, a controller and a functional module, wherein the collection module detects various parameter information in a greenhouse; the cloud server is connected with the collection module and used for receiving the parameter information; the mobile device is connected with the cloud server through a wireless network and outputs a control instruction; the controller is set locally to receive the control instruction sent by the mobile device through the cloud server; the functional module responds to the control instruction to work. Therefore, the intelligent control over the greenhouse system is achieved, manpower resources are saved, and moreover, a rainwater collection device is arranged outside the greenhouse, so that water sources are saved.