129results about How to "Easy to make and assemble" patented technology

The invention discloses a flexible ecological floating bed relating to a plant growth carrier. The invention provides a flexible ecological floating bed which has better landscape effect, has the advantages of small volume, light weight, no fixed frame, large buoyancy and the like, can be applied to lakes and riverways on large area, can be applied on ecological comprehensive treatment of water areas, such as salt-water inner bays, lagoons and the like. The flexible ecological floating bed is provided with a bed body and cultivated plant, wherein the bed body is provided with an upper-layer film coating woven fabric and a lower-layer film coating woven fabric; double layers of air bubble films are arranged between the upper-layer film coating woven fabric and the lower-layer film coating woven fabric; the periphery of the bed body is provided with a floating body bag along the edge; two side bags of the floating body bag are respectively provided with a floating bottle; bags on the head and the tail of the floating body bag are inserted with bamboo poles for shaping; the bed body is provided with a cultivation hole (or a field planting hole) for cultivating plant; plants are cultivated in the cultivation hole; and the periphery of the bed body is provided with fixing rings.

The invention relates to a machine for automatically removing joints of a bamboo frame board and drilling holes in the bamboo frame board. The machine comprises a worktable, a lifting table, a lifting table rotation mechanism, drill rods, a drill rod transmission mechanism and a machined part transmission mechanism, wherein a machined part feeding opening is formed in one side of the worktable; an opening and closing door is formed in the other side of the worktable; a joint removing cutter is arranged in the machined part feeding opening of the worktable; the lifting table is arranged above the worktable and located between the machined part feeding opening and the opening and closing door; the lifting table transmission mechanism is arranged at the bottom of an inner cavity of the worktable; the lifting table transmission mechanism is connected with the lifting table; a plurality of uniformly-arranged drill rods are arranged on the lifting table; the drill rod is vertical and downward and directly faces a table top of the worktable; the drill rod transmission mechanism is arranged on the lifting table; the drill rod transmission mechanism is connected with the drill rods; the machined part transmission mechanism is arranged on the table top of the worktable; the machined part transmission mechanism, the machined part feeding opening and the opening and closing door are arranged on the same straight line; the machined part transmission mechanism is arranged under the drill rods. When the machine is used, the working efficiency can be improved; meanwhile, groups of holes can be conveniently formed.

The invention belongs to the field of robots, and discloses a multi-legged walking robot capable of flexibly steering and advancing. The multi-legged walking robot comprises a torso unit and a plurality of walking leg units. Each walking leg unit comprise a first support frame, a first motor driving module, a second support frame, a passive foot module and two leg propulsion modules, and each legpropulsion module comprises a second motor driving module, a thigh and a shank; and the passive foot module comprises a passive support foot and a passive rotating joint, the passive support foot is fixedly mounted on the passive rotating joint, and the passive rotating joint is rotatably mounted at the lower end of one of the shanks. The first motor driving modules of the robot can drive the walking leg units to rotate integrally, to change the propulsion plane, in-situ 360-degree flexible steering of the robot can be realized by combining the passive rotating joints and the support feet, therequired torque for steering is extremely small and only joint friction needs to be overcome, and the leg propulsion modules can fulfill the walking propulsion function of the robot.

The invention, which relates to the technical field of virus detection, discloses a colloidal gold test strip for detecting nervous necrosis virus of a grouper and a preparation method thereof. The colloidal gold test strip comprises a bottom plate, a sample pad, a combination pad, a nitrocellulose membrane and an absorption pad, wherein the sample pad, the combination pad, the nitrocellulose membrane and the absorption pad are fixed on the bottom plate in a lap joint manner successively. The combination pad is coated with a gold-labeled probe. The nitrocellulose membrane is provided with a detection line and a quality control line; the detection line is fixedly provided with a capture probe; and the quality control line is fixedly provided with a quality control probe. The invention alsodiscloses a method for detecting the grouper nervous necrosis virus by adopting the colloidal gold test strip. According to the invention, the colloidal gold test strip is prepared based on the principle of combining the nucleic acid aptamer with the lateral flow biosensor and colloidal gold color development and has advantages of high sensitivity and specificity, simple assembling, and high portability; and the detection method operation is simple. The grouper nervous necrosis virus can be efficiently, accurately and quickly detected on site in real time.

The invention provides a mechanical spiral door bolt mechanism for a safe box and cabinet. The mechanical spiral door bolt mechanism is formed in a way that a gear which is provided with a pulling sheet and is arranged on the handle is engaged with a sliding rack, the sliding rack is matched with a main shaft seat provided with a main shaft, the rack is matched with the rack seat and the pulling sheet, the rack is engaged with the main shaft, the sliding rack is fixedly arranged on a connecting rod, and the handle, the main shaft seat and the rack seat are fixedly arranged on a door plate. The middle links and excessive parts are reduced and omitted, the structure is compact, the size is small, driving and transmission elements are directly and fixedly arranged on the handle, the main shaft seat and the rack seat of the door plate, the transmission interference is avoided, and all parts can be easily manufactured and assembled. The gear and the sliding rack are engaged, the main shaft is driven to move through the connecting rod, the gear drives the double-groove rack to move through the pulling sheet, inclined teeth arranged on the double-groove rack are engaged with the long rack arranged on the main shaft for driving the main shaft to rotate, the connection between the main shaft and a screw sleeve fixedly arranged on the side door frame is firm and reliable, the prying is not easy, the anti-theft performance is good, and safety and reliability in use are realized. The mechanism is arranged on the handle seat and is arranged around the handle seat, the handle is directly held for operation, middle parts do not exist, and the operation is comfortable, easy and labor-saving.

The invention relates to an ultra-thinning method of a flat liquid crystal TV and a flat liquid crystal TV structure. The flat liquid crystal TV structure comprises a front shell (1), a liquid crystal screen (2), a rear panel (3), a power panel (12), a mainboard (11) and a base (20) and is characterized in that the rear board (3) is provided with a groove (19) which is provided with a screw hole (13) in a wall-hanging manner and used for connecting a support (5) on the base (20), and the power panel (12) and the mainboard (11) are arranged in the base (20); and the support (5) is positioned on a base lower shell (7) of the base (20) through a clamping mechanism (8), and the power panel (12) and the mainboard (11) which are arranged in the base (20) are electrically connected with a printed display circuit on the liquid crystal screen (2) by passing a flat cable through a through hole (14) on a support shell (4) covering the lower part of the support (5). According to the ultra-thinning method and the flat liquid crystal TV structure, the life of the liquid crystal screen can be prolonged, the stability of the liquid crystal screen can be improved, the thickness of the flat liquid crystal TV can be greatly thinned, and the liquid crystal TV is thinner.

The invention discloses a manual splitter which comprises a splitting mechanism, wherein the splitting mechanism is connected with a manual drive mechanism used for driving the splitting mechanism to operate. The manual splitter has the advantages of being simple and compact in structure, being handy to carry by a single person, being manually driven through manpower, and being especially suitable for post-disaster emergency rescue, barrier breakage and other special occasions.

The invention relates to a material feeder of powder molding press, wherein said feeder is arranged on the frame of powder molding press and on the punch mould; it comprises a material hopper with a top material inlet and lower material outlet; the feeder also comprises a material feeding cylinder with bottom material feeding open; the side of feeding cylinder is through to the material outlet of hopper; the feeding cylinder has feeding brush formed by connected handle and brush part; the handle is connected to the motor; the brush part is at the material feeding open. The invention has simple structure and high stability.

The invention relates to a speed reduction driving wheel and a robot with the same, and belongs to the technical field of robots. The speed reduction driving wheel comprises an omnibearing wheel body and a speed reducer, wherein the omnibearing wheel body is provided with an installation hole, and the speed reducer is arranged in the installation hole; the speed reducer comprises a first shell which is rotationally connected with the omnibearing wheel body; and the output end of the speed reducer is fixedly connected with the omnibearing wheel body. The speed reducer is arranged in the wheel body, and the omnibearing wheel body and the internal speed reducer both adopt a component-based power and free structure, so that the speed reduction driving wheel has the advantages of being easy and convenient to manufacture and assemble, compact in structure, adjustable in speed reduction ratio, high in bearing and friction driving capacity, stable in movement and good in controllability. The robot with the speed reduction driving wheel comprises a robot body and the speed reduction driving wheel. The robot is provided with the speed reduction driving wheel, is simple in structure, is convenient to assemble, can conduct translational motion and rotate simultaneously in any direction in a two-dimensional plane, and is suitable for occasions with a narrow space or requiring high maneuverability of the robot.

The invention discloses a solar photovoltaic-thermal system and a manufacturing process thereof, which belong to the field of the photovoltaic-thermal technology. The system cavity is internally provided with a heat insulation layer, a photovoltaic assembly, a heat absorption plate, a heat exchange assembly and a heat preservation layer sequentially from top to bottom, wherein the core component of the photovoltaic assembly is a photovoltaic cell; and the heat absorption plate adopts a glass substrate. As the glass substrate and a silicon solar cell have equivalent material thermal expansion coefficient, when the cell works to enable the temperature to rise, the thermal stress of the contact surface between the glass substrate and the silicon solar cell can be reduced, cell breaking or connecting wire falling caused by the thermal stress can be avoided, and the service life of products can be prolonged; and the photovoltaic cell, the glass substrate and a microchannel heat exchanger are laminated integrally through a hot melt adhesive, the thermal resistance between a heat transfer plate and the heat exchange assembly is reduced based on the surface smoothness of the microchannel heat exchanger and the low loss thermal resistance characteristic of the hot melt adhesive, the product manufacturing steps are simplified, and the product manufacturing cost is reduced.

The invention provides a multi-purpose unmanned aerial vehicle disassembling and assembling vector screwdriver and relates to the technical field of installation tools. The multi-purpose unmanned aerial vehicle disassembling and assembling vector screwdriver comprises a torsion bar, a transmission shaft, a transmission assembly and an output shaft. One end of the torsion bar is detachably connected with one end of the transmission shaft, and the other end of the transmission shaft is connected with the transmission assembly which is connected with the output shaft; and the output shaft is usedfor installing a screwdriver blade. Twisting force is applied to the torsion bar, and is transmitted to the transmission assembly through the transmission shaft, and the transmission assembly transmits the twisting force to the output shaft so that the screwdriver blade can be driven to work. The multi-purpose unmanned aerial vehicle disassembling and assembling vector screwdriver is simple in structure, flexible to operate and convenient to manufacture and assemble; and due to the fact that mechanical connection is adopted during all assembling, the condition that two parts are welded does not exist, parts in the multi-purpose unmanned aerial vehicle disassembling and assembling vector screwdriver are easy to disassemble, maintain or replace, and the service life is longer.

The invention discloses an engine hood for an electric vehicle and an assembly method thereof. The engine hood comprises a plastic outer plate, and a plastic cover plate bracket arranged at the inner side of the plastic outer plate. The assembly method of the engine hood for the electric vehicle realizes the assembly of the engine hood for the electric vehicle. The assembly method can satisfy the lightening requirement, has the advantages of energy conservation and environmental protection, can improve the driving mileage of the electric vehicle, and can provide the protection to pedestrians in the vehicle collision process; meanwhile, the connecting structure of the plastic outer plate and the plastic cover plate bracket satisfies the requirement of structural strength under the precondition of satisfying the battery heat dispersion of the electric vehicle; and compared with a metal engine hood, the engine hood for the electric vehicle is low in production and maintenance costs, and can satisfy the requirements of energy conservation and environmental protection.

The present invention discloses a lifting device for a substation and belongs to the technical field of electric tools. The device solves the technical problems in the prior art that the space between adjacent equipment in a substation is small and the equipment is inconvenient in lifting operation. The lifting device for the substation comprises a support. The bottom of the support is provided with a base. The base is connected with a power grid bracket in the substation. The top of the support is provided with a crane jib assembly. The crane jib assembly is connected with a fixed pulley and a lifting rope. The lifting rope is connected with a movable pulley. The movable pulley is provided with a lifting hook. The lifting rope sequentially comes round the movable pulley and the fixed pulley. The lifting device of the present invention is used for lifting and transporting to-be-maintained equipment in the substation.

The invention discloses a magnesium alloy automobile seat frame, comprising: a seat cushion frame; Double-lifting support mechanism, which are respectively arranged below the left and right side wallsof the cushion frame, each lifting support mechanism comprises a convex hexagon surrounded by the first link, the second link, the third link, the fourth link, the fifth link and the same side wall of the cushion frame, wherein the third link of the two lifting support mechanisms and the hinge points of the first link are connected through a horizontal sixth link; An elevation adjusting mechanismcomprising an eighth link, the other end of the eighth link extending in a direction away from the sixth link, the portion of the eighth link near the other end being provided with a rack; A gear positioned above and meshing with the rack; A ninth link connected to one end of the gear shaft and provided with a first adjusting handle at the end. The magnesium alloy automobile seat frame has the advantages that the height of the seat can be conveniently adjusted, the structure is simple, and the assembly is easy.

Disclosed in the invention is a magnetic loop type infinitely variable-speed device comprising an active permanent magnetic ring in an active rotation manner and an intermediate permanent magnetic ring. When the intermediate permanent magnetic ring enters the active permanent magnetic ring, the intermediate permanent magnetic ring is driven to make rotation by a magnetic torque generated by cutting magnetic force lines mutually; the intermediate permanent magnetic ring drives a spline shaft to make synchronous rotation; and a driving force is inputted into a gear variable-speed unit. In addition, the magnetic loop type infinitely variable-speed device also includes a static braking permanent magnetic ring. After exit of the rotating intermediate permanent magnetic ring, the braking permanent magnetic ring sleeves the intermediate permanent magnetic ring and rotation of the intermediate permanent magnetic ring is stopped by a magnetic torque generated by cutting magnetic force lines mutually, so that the spline shaft and the gear variable-speed unit connected with the spline shaft rotates at a reduced speed or stops rotating. According to the magnetic loop type infinitely variable-speed device, infinitely variable-speed, braking, and overloaded slip frequency protection functions can be realized simultaneously; and the torque is transmitted by the magnetic field, so that the harmful vibration, wearing, and breakage can be eliminated substantially, the service life of the variable-speed device can be prolonged, and the damage caused by overloading is avoided.