41results about How to "Build solid" patented technology

A ZigBee and LED visible light communication based system of Internet of things, includes: actual things in the system of Internet of things, a sensing module, a central information system, and a distributed system and open computer network; the system also includes: a ZigBee communication module, a LED visible light communication module, and a plurality of RFID smart tags. The actual things are provided with the RFID smart tags. The sensing module communicates with the RFID smart tags, and then communicate with the ZigBee communication module though a partial node, a key point and a main line, and the ZigBee communicates with the LED visible light communication module, and the LED visible light communication module communicates with the central information system which communicates with the distributed system and open computer network.

A removable hard disk drive holder made of a plastic unit enveloping a metallic unit comprises a bracket, a plate and a handle. The bracket has a front panel and two side plates. The two side plates extend toward the same direction perpendicularly from the opposite edge of the front panel. The front panel has a front panel pivot portion arranged over one edge thereof The plate slidably engages with the front panel and has a latch fastening portion. The handle has a handle pivot portion and the handle fastening portion conforming to the latch fastening portion. The handle pivot portion is arranged over one edge of the handle and pivotally connected to the front panel pivot portion. The removable hard disk drive is structurally firm, light and thin and minimizing associated members.

The invention discloses a preparation method of a high-performance carbon nano-tube / graphene oxide aerogel / polystyrene composite material. The method includes the steps: firstly, preparing graphene oxide suspension liquid by an improved Hummers method, and performing mixing and freeze drying on the prepared graphene oxide suspension liquid and carbon nano-tubes to prepare carbon nano-tube / graphene oxide aerogel; secondly, filling gaps of the aerogel with mixtures with styrene monomers by a vacuum-assisted impregnation method, and performing in-situ polymerization reaction to obtain a carbon nano-tube / graphene oxide / polystyrene composite material; finally, performing heat treatment on the obtained composite material. The preparation method is simple in process and green and environmentally friendly in process, prepared framework aerogel has the advantages of low density, high porosity and the like, the aerogel and polystyrene are compounded to obtain the composite material, and the composite material has higher strength and modulus as compared with pure polystyrene.

A removable hard disk drive holder made of a plastic unit enveloping a metallic unit comprises a bracket, a plate and a handle. The bracket has a front panel and two side plates. The two side plates extend toward the same direction perpendicularly from the opposite edge of the front panel. The front panel has a front panel pivot portion arranged over one edge thereof. The plate slidably engages with the front panel and has a latch fastening portion. The handle has a handle pivot portion and the handle fastening portion conforming to the latch fastening portion. The handle pivot portion is arranged over one edge of the handle and pivotally connected to the front panel pivot portion. The removable hard disk drive is structurally firm, light and thin and minimizing associated members.

The invention relates to a method for cultivating edible fungi under a forest in a light and simplified manner, and belongs to the technical field of edible fungus production and cultivation. The cultivating method comprises the following steps of (1) selecting cultivation forest land; (2) manufacturing cultivation ridges; (3) manufacturing a water collection leakage groove in the center of a ridge bed; (4) covering soil after the manufacturing and the disinfection; (5) covering the soil covering and performing watering; (6) building a small arch shed, and forming ventilation holes and a big ventilation window in a shed film of the small arch shed; (7) preventing and controlling diseases and insect pests; (8) performing fruiting management; (9) performing picking and inter-flush treatment;and (10) performing light and simplified treatment on fungus residues. The cultivating method has the advantages that the cultivation management is simple; the facility cost is low; the occurrence ofdiseases and insect pests is reduced; the product quality is good; and the economic benefit is high. The edible fungi are planted in vacant spaces in small pieces of forest land in a mountainous area; and the land resources can be fully utilized, so that the conflict of land competition by mushrooms and crops is relieved macroscopically.

The invention discloses a shockproof bracket for civil engineering machinery. The shockproof bracket comprises four positioning bolts, the position, close to the edge of the bottom end, of the outer surface of each positioning bolt is provided with a supporting ring in a sleeved mode; the position, located above the corresponding supporting ring, of the outer surface of each positioning bolt is provided with a first supporting spring in a sliding and sleeved mode; and the four positioning bolts are divided into two sets; and a first limiting plate is slidably arranged between the outer surfaces of each set of two positioning bolts in a sleeved mode. According to the shockproof bracket for the civil engineering machinery provided by the invention, through the positioning bolts, the whole device can be stably connected with a designated working place, the situation that the device is affected by vibration in the horizontal direction in the actual using process, and consequently the usingposition of the device deviates is effectively prevented, and through the first supporting springs, the first limiting plate can be effectively and stably supported, and meanwhile, under the stable supporting of the first limiting plate, a cushion block can be effectively driven to move through a second supporting spring and a connecting bolt by pulling a guide bar in a limiting frame.

The invention discloses a multi-tower linkage type aerial hoisting platform which is characterized by comprising four tower body lifting parts which are respectively arranged on the periphery of a building to form a rectangle, and each tower body lifting part comprises a tower crane tower body and a self-climbing lifting system capable of climbing and descending step by step along the tower crane tower body; the four tower body connecting supporting beams are arranged on the two opposite self-climbing lifting systems correspondingly, and the hoisting platform defined by the tower body connecting supporting beams is driven by the self-climbing lifting systems to move up and down synchronously; and the four movable tower crane bases are arranged at the lower ends of the four tower body lifting parts correspondingly, each movable tower crane base comprises a movable chassis serving as a movable support and capable of changing the platform angle and a support part arranged on the movable chassis, and rotary drill fixing parts are arranged at the four corners of each support part correspondingly. The movable tower crane base platform is arranged, a traditional pouring tower crane base is changed into the movable and recyclable tower crane base, and the movable tower crane base platform is suitable for being used for building tower cranes in middle and high-rise civil house buildings.

The invention provides a sectional material cuboid structure and a modular exhibition sectional material building system, relates to the technical field of exhibition stands, and solves the technicalproblems that existing temporary exhibition stands are complicated to build and long in period in the prior art. The sectional material cuboid structure is a cuboid framework structure and comprises three-dimensional sectional materials and three-way connectors; first mounting holes are penetratingly arranged on the side faces of the three-dimensional section materials; the modular exhibition sectional material building system comprises a sectional material right-angle plane structure and the sectional material cuboid structure; the sectional material right-angle plane structure is a rectangular framework structure and comprises two-dimensional sectional materials and right-angle connectors; and second mounting holes are penetratingly arranged on the side faces of the two-dimensional section materials. The three-way connectors and the right-angle connectors are matched with fastening pieces, an exhibition stand is convenient and firm to build, the period is short, meanwhile, the systemcan be expanded in multiple directions through the first mounting holes and the second mounting holes, modular assembly of the system is realized, and the assembled exhibition stand is flexible and diverse in structure.

The invention discloses a node structural component for disassembling and assembling of a corner plug matched with a profiled bar. The node structural component comprises a node structural body which is formed by an exposed appearance decoration surface and a profiled bar assembling shielding face in an enclosed and connection mode. The profiled bar assembling shielding face is provided with a multi-angle connection plug, a wire and cable through hole and a wire and cable turning groove, wherein the multi-angle connection plug can be inserted into the profiled bar with a hole structure or a tube with a hole structure, the multi-angle connection plug is provided with an expansion inverted-buckling disengaging-resistant clamping head which is matched with the hole and cannot easily disengage, the multi-angle connection plug is further provided with an expansion fixing clamping groove, and accordingly further fixation and positioning can be achieved through a fastener and the profiled bar or the tube. According to the node structural component, long-strip-shaped materials with holes can be easily connected together, operations are convenient to achieve and simple, framework models of various complicated structural models can be quickly, firmly and freely built, disassembling and assembling are convenient to achieve, the framework models can be changed at will, and the node structural component is an ideal accessory of the furniture industry, the decoration industry and the modeling industry.

The invention belongs to the technical field of wind power jackets, and particularly relates to a wind power jacket inner container type mounting bracket which comprises an inner container bracket, a connecting cross beam, coarse adjustment cross beams, mounting bases and fine adjustment supporting rods, wherein the inner container bracket is mounted on the inner side of the jacket, and the connecting cross beam is horizontally mounted at the top of the inner container bracket; the two coarse adjustment cross beams are symmetrically arranged and installed at the two opposite ends of the connecting cross beam respectively; the ends, away from each other, of the two coarse adjustment cross beams are each provided with at least one mounting base, each mounting base is provided with one fine adjustment supporting rod, and the fine adjustment supporting rods are used for supporting the jacket. The jacket is supported and positioned through the fine adjustment supporting rods, so that the jacket is stably built, a large number of outfitting pieces are mounted, high-altitude operation is smoothly carried out, construction is safe, and the building precision of the jacket is guaranteed.

The invention discloses an aloft construction platform, and relates to the technical field of building construction. The aloft construction platform comprises transversely-connected steel plates, at least two partition steel plates and at least one bracket. The transverse-connected steel plates are each in a long strip shape. The partition steel plates are sequentially arranged on the lower side faces of the transversely-connected steel plates in the length direction of the transversely-connected steel plates. Each partition steel plate extends in the width direction of the transversely-connected steel plates. Each bracket is arranged between any two adjacent partition steel plates. The brackets are opposite to the transversely-connected steel plates. A manhole is formed in the position, between any two adjacent partition steel plates, of each transversely-connected steel plate. According to the aloft construction platform, the rigid hanging is formed through the brackets erected between every two adjacent partition steel plates, and the effect of being high in platform stability without affecting the traffic below the platform is realized on the aloft operation platform. On the basis, the invention further provides a box girder bridge constructing method.

The invention discloses a preparation method of low-reverse-osmosis high-absorptivity resin. According to the preparation method, a redox initiator is adopted in polymerization process, and a hydrophilic and hydrophobic composite crosslinking agent and a phase transfer catalyst are added; alkali is added for neutralization in the polymerization process and a granulation process respectively, and asurfactant is added in the granulation process; and a granulated gel is sequentially subjected to drying, crushing, screening and surface treatment to obtain the low-reverse-osmosis high-absorptivityresin. The reverse osmosis resistance of the prepared low-reverse-osmosis high-absorptivity resin is obviously improved, and the effect of improving the dryness and comfort of hygienic products is obvious.

The invention discloses a special conductive PVC (polyvinyl chloride) resin and a preparation method thereof, and the method comprises the following steps: adding vinyl chloride monomer, deionized water, a composite initiator, a composite emulsifier and a PH value regulator into a polymerization kettle in a uniform dispersion manner after high-rotating-speed mechanical shearing, and heating with hot water to start polymerization reaction at the polymerization temperature of 49 + / -0.2 DEG C to obtain polyvinyl chloride latex; adding a viscosity reducer and a defoaming agent into the polymerization kettle; the obtained latex enters a discharging groove after being recycled, a conductive additive is added into the discharging groove, and the latex is evenly stirred in the discharging groove; dehydrating by a spray type drying tower, and physically crushing by a hammer type grinding machine to obtain the finished product polyvinyl chloride resin. The surface resistivity of the prepared conductive PVC special resin is below 107 ohms. Compared with the prior art, the conductive additive is added in the polymerization production process, so that the distribution of the conductive additive is more uniform, the construction of a conductive network is firmer, and the surface resistivity of the resin is easier to reduce.

The present application belongs to the technical field of construction fence, and in particular to a trencher construction protective fence, which comprises a fence plate, a plurality of sound absorption holes are formed on the outside of the fence plate, a sound collection groove is formed in the inside of the fence plate, and the plurality of sound absorption holes are in communication with the sound collection groove; the plurality of fence plates are arranged to build the trencher construction protective fence, the sound absorption holes are in communication with the sound collection groove, the arc-shaped plate inner wall absorbs noise, the noise absorption and noise reduction effect is achieved, the plurality of pulleys at the bottom ends of the plurality of sliding plates rotate to realize the displacement effect of the fence plate, the first rotating plate and the second rotating plate rotate in the fixed frame and are respectively clamped in the first fixed block and the second fixed block to fix, the height of the baffle is limited, the first guide plate and the second guide plate are guided and matched to guide the noise to the inside of the sound absorption plate for absorption, and the diffusion of noise pollution is reduced.

The invention discloses a preparation method of a high-performance carbon nano-tube / graphene oxide aerogel / polystyrene composite material. The method includes the steps: firstly, preparing graphene oxide suspension liquid by an improved Hummers method, and performing mixing and freeze drying on the prepared graphene oxide suspension liquid and carbon nano-tubes to prepare carbon nano-tube / graphene oxide aerogel; secondly, filling gaps of the aerogel with mixtures with styrene monomers by a vacuum-assisted impregnation method, and performing in-situ polymerization reaction to obtain a carbon nano-tube / graphene oxide / polystyrene composite material; finally, performing heat treatment on the obtained composite material. The preparation method is simple in process and green and environmentally friendly in process, prepared framework aerogel has the advantages of low density, high porosity and the like, the aerogel and polystyrene are compounded to obtain the composite material, and the composite material has higher strength and modulus as compared with pure polystyrene.

The invention relates to the field of bridge construction, in particular to a bridge structure with people and vehicles separated. The bridge comprises a bridge main body, foot bridges are arranged on the two sides of the bridge main body in the passing direction, the two ends of each foot bridge are erected on the bridge main body and communicate with the bridge main body, and the middle of each foot bridge protrudes towards the outer side of the bridge main body. A gap is formed between the part, protruding out of the bridge main body, of the foot bridge and the bridge main body; the bridge towers are arranged on the two sides of the bridge body in the passing direction, and one bridge tower supports one foot bridge. The method has the effect of reducing the possibility of mutual influence between vehicles and pedestrians on the bridge.

The invention belongs to the technical field of wooden stairs, and particularly relates to a wooden stair with convenient disassembly performance and a disassembling method thereof. The wooden stair with convenient disassembly performance comprises two supporting side plates and a fixing base, wherein auxiliary plates are fixedly connected to the outer walls of the bottoms of the two supporting side plates, a fixing plate is fixedly connected to the outer wall of the top of the fixing base, air cylinders are fixedly connected to the outer walls of the two sides of the fixing plate, impact plates are fixedly connected to the other ends of the two air cylinders, and the impact plates are located between the two auxiliary plates. According to the wooden stair, the auxiliary plates, the air cylinders and the impact plates are arranged, the supporting side plates are connected with a pedal plate through clamping plates and clamping grooves, and when the wooden stair is disassembled, the fixing base is moved to the position between the two supporting side plates, the air cylinders are adjusted to drive the impact plates to impact the auxiliary plates so that the supporting side plates onthe two sides rapidly move towards the two sides, the clamping plates are separated from the clamping grooves to complete disassembly of the wooden stair, convenience and efficiency are achieved, manual operation is not needed, and labor force is saved.

The utility model discloses a teaching aid for building a bridge model. The teaching aid comprises a base assembly and a connection assembly arranged on the base assembly. The connecting assembly comprises a plurality of inserting blocks, a plurality of connecting rods and a plurality of connecting springs, and the connecting rod springs are arranged at the two ends of each connecting rod; magnetic blocks are arranged in the inserting block and the base assembly; a plurality of limiting grooves for limiting the connecting rod springs and the connecting springs and the magnetic blocks in a magnetic attraction manner are uniformly formed in the outer surface of the inserting block and the outer surface of the base assembly; the connecting rods, the connecting springs, the inserting blocks and the base assembly are freely combined through magnetic attraction connection, a bridge model is built, diversified bridge combination structures can be displayed, the stress condition of a bridge can be clearly observed, operation is easy, the demonstration process is more stable, and the demonstration effect is better.

The present invention provides a square all-purpose building block used for an outdoor building block. The square all-purpose building block is composed of an upper cover and a lower cover, wherein structures of the upper cover and the lower cover are the same, either of the upper cover and the lower cover comprises a cover plate, a side plate and a round tube, the cover plate is of a square structure, outer surfaces of the cover plate and the side plate are provided with non-skidding coatings, the non-skidding coatings are provided with grains for preventing the cover plate from being scratched, a round hole is disposed in the center of the cover plate, the diameter of the round tube is the same as that of the round hole, one end of the round tube is fixedly installed on the round hole, the side plate and the cover plate are perpendicular, the side plate is arranged around the edge of the cover plate, the side plate and the cover plate are fixedly connected into an integral body, both sides of the side plate are provided with clamping rectangular slots sinking towards the round tube direction, and connection parts of the a bottom face and side faces of the clamping slots are provided with circular arc chamferings and slope transitions. Defects of the prior art are solved, and the building block is simple and secure in structure, light in weight and not easy to deform.

The invention relates to the technical field of communication, in particular to a data transmission safety monitoring system based on the 5G short slice technology, which comprises a construction module used for uploading communication base station position information and constructing a communication base station distribution topology based on the communication base station position information; the acquisition module is used for acquiring operation state parameters of each communication base station in real time; according to the invention, through the construction and real-time updating of the distribution topology of the communication base stations, the communication paths in the communication network are obtained, the traversal of the communication requests in the communication base stations is further captured, the special communication requests are obtained, and the communication requests and the communication target users corresponding to the communication requests are transmitted to the communication base stations. The method comprises the following steps of: acquiring a shortest communication path and an optimal communication path according to the condition of calling an emergency call, namely, a specified analysis logic, and further selecting and configuring the shortest communication path and the optimal communication path to ensure stable establishment of a special communication request.

The invention discloses a preparation method of a high-conductivity carbon nanotube / graphene aerogel / polystyrene composite. The method comprises the following steps: mixing graphene oxide with carbon nanotubes, dispersing, and adding a reducing agent to reduce graphene oxide, and carrying out freeze drying, so that carbon nanotubes / graphene aerogel is prepared; then filling a mixture containing styrene monomers into gaps of the aerogel in a vacuum assisted impregnation way, and carrying out in-situ polymerization reaction, so that the carbon nanotubes / graphene / polystyrene composite is obtained; and finally carrying out heat treatment on the obtained composite. The preparation method disclosed by the invention has the advantages that technology is simple, process is environment-friendly, the obtained skeleton aerogel has low density and high porosity, the composite obtained after the skeleton aerogel is compounded with polystyrene has higher strength compared with pure styrene and also has higher conductivity.

The invention provides a combined pipeline toy supporting assembly which comprises a base and a support, and the base is of a cross-shaped hollow shell structure; a first mounting hole is formed in the center of the base, and the support is mounted in the first mounting hole; a second mounting hole is formed in the upper surface of the base on the outer side of the upper edge of the first mountinghole; a cover is mounted in the second mounting hole; the cover comprises a top cover plate, a connecting part and a buckle, the lower surface of the top cover plate is connected with the cylindricalconnecting part, the connecting part can enter the inner cavity of the base through the second mounting hole, the lower part of the connecting part is connected with the buckle, and after the cover is completely mounted, one clamping plate of the buckle is just clamped on the edge of the inner wall of the bottom surface of the first mounting hole; and the interior of the base is a closed cavity and is communicated with the outside only through the second mounting hole. According to the combined pipeline toy supporting assembly, the built model foundation can be stable, the weight is light, the combined pipeline toy supporting assembly is easy to take, the pipeline splicing form can be more diversified, the structure of the combined pipeline toy supporting assembly is simple, and the interestingness of the combined pipeline toy supporting assembly is high.

The invention discloses a novel toy block for children. The novel toy block comprises a block table, a plurality of through holes are formed in a top plate of the block table, toy block support rods are arranged on the block table, a plurality of limit rods are transversely arranged on the side walls of the block support rods, stack blocks are provided with center through holes, the side walls of the center through holes are provided with transverse through grooves, the block support rods are inserted into the center through holes and the transverse through grooves of the stack blocks respectively and the limit rods are sleeved with the block support rods. A plurality of single support rods are arranged on the block table, the top ends of the block support rods and the single support rods are provided with recessed holes, two ends of a connecting crossbeam rod are provided with projections radially extending, and the projections are inserted into the recessed holes. The novel toy block is simple in structure and is built through the block table as a platform, building is firm, children can feel confident in building the block, freshness feeling and interestingness are improved, and operational ability and intelligence development of children are improved.

The invention relates to the field of building curtain walls, in particular to a curved-surface earthenware brick curtain wall. The curved-surface earthenware brick curtain wall comprises a mounting support used for being matched with a curved-surface wall in appearance, a plurality of sets of earthenware brick sets are fixedly connected to the mounting support, every two adjacent earthenware brick sets are arranged in a staggered mode, and each earthenware brick set is connected with the mounting support through a connecting assembly; the mounting support comprises a plurality of inclined supporting rods, and a plurality of parallel horizontal supporting rods are fixedly connected between the adjacent inclined supporting rods; and the connecting assembly comprises a fixing part connected with the horizontal supporting rods and a connecting part for connecting the fixing part and the earthenware brick sets. The earthenware bricks are fixed by the connecting assembly, and the earthenware brick curtain wall can be stably built. In the mounting support, the inclined supporting rods can play a role in supporting force in the vertical direction, and the horizontal supporting rods can play a role in supporting force in the horizontal direction, so that the supporting effect on the earthenware bricks can be more stable.

The invention discloses a bottom plate structure of a rock foundation substructure and a building method of the bottom plate structure, relates to the technical field of rock foundation engineering, and aims to solve the problems that the building quality is reduced and the service life is shortened due to the fact that a building and connecting structure of an existing bottom plate structure of the rock foundation substructure is single in the building process. A lower frame center plate is arranged below the upper frame center plate, annular carrying frames are arranged at the outer ends of the upper frame center plate and the lower frame center plate below the upper frame center plate, a supporting column bearing detection end is arranged in the middle of the upper frame center plate, and a reinforcing column is arranged on the outer side of the supporting column bearing detection end. A split supporting column end is arranged in the middle of the annular carrying frame, a center damping column is arranged at the lower end of the upper frame center plate, a connecting clamping plate is arranged at the outer end of the split supporting column end, a damping rubber layer is arranged on the outer wall of the upper frame center plate, and the damping rubber layer and the upper frame center plate are integrally formed. Four first butt joint clamping grooves are formed in the outer end of the upper frame center plate.

According to the technical scheme, the elephant theme paradise is characterized in that an ornamental mechanism is arranged and used for solving the problem that themes are not bright enough, and a playing mechanism is arranged and used for solving the problem that recreational facilities are not diversified enough; the astronomical plate is arranged, facilities for tourists to play are added, playing items are added for the theme park, the tourists can be better attracted to go to the astronomical plate, the astronomical property of the facilities is improved, pendants are hung on the two sides of the small elephant, the theme of the theme park is clearly displayed, and the ornamental value and the astronomical property of the facilities are improved; by arranging the supporting columns, the device is built more stably, the appearance of the theme park is closer to an elephant through the design of the elephant-leg-type supporting columns, tourists can be attracted to play the facility, the ornamental value and safety of the facility are improved, by arranging the astronomical disc, playable items are added for the theme park, and the astronomical disc type theme park has the advantages that the astronomical disc type astronomical disc type astronomical disc type astronomical disc type astronomical disc type astronomical disc type astronomical disc is adopted. Recreational facilities of the theme park are richer, and the playability of the device is improved.