142results about How to "Improve installation and removal efficiency" patented technology

The invention belongs to the technical field of tests, and relates to a swing wear life test clamp of a joint bearing. The strength and the rigidity of a central spindle of the swing wear life test clamp of the joint bearing are improved due to the fact that a spindle body and a spindle head of the central spindle are respectively provided with a key groove, and the load and torque borne by the central spindle are also reduced. A left ejection sleeve and a right ejection sleeve are used for clamping the inner circle of the joint bearing through nuts, spring washers, flat washers and a spindle shoulder of the central spindle. A drive system drives the joint bearing to achieve periodic swinging through the friction force between parts in the test clamp. Spindle body keys and spindle head keys are not used in the test clamp, so that the performance is reliable, the structure is simple, machining is convenient, the test clamp cost is lowered, mounting and dismounting are convenient, the strength of mounting and dismounting is reduced, the efficiency of mounting and dismounting is improved, impact of keys is avoided, the probability of occurrence of test faults is lowered, the stability of the test clamp is improved, the test time is saved, and the test cost is lowered.

The invention discloses a winding device for cable production. The winding device comprises a winding device body, a cable recovery roller and a movable mounting plate; a plurality of first connectingrods are arranged at the upper end of the inner side of the winding device body, a first rotating motor is arranged on one side of each first connecting rod, and a second rotating shaft is arranged on each of the two sides of each first rotating motor; the surface of each second rotating shaft is provided with a winding roller shaft, a plurality of first sliding rails are arranged on the surfacesof the two sides of the winding device body respectively, and a plurality of limiting blocks are arranged on the surfaces of the first sliding rails; and a first sliding block is arranged on one sideof each limiting block, the movable mounting plate is arranged on one side of each first sliding block, and a plurality of connecting blocks are arranged at the upper end of the movable mounting plate. According to the winding device for the cable production, the cable recovery roller is arranged, when the winding is completed, a holding handle is held, the winding device is pulled away under theaction of a third connecting rod and universal wheels to be unloaded, then an empty device is substituted for continuous winding, and switching of the winding devices can be rapidly carried out.

An embodiment of the invention provides a mounting part and modules and relates to the field of mechanical design. By the aid of the mounting part, the number of mounting parts can be reduced, and the efficiency of mounting and demounting an object to be mounted can be improved. The mounting part comprises clamping grooves and a first screw hole. The clamping grooves are used for being clamped to a hoop, and a bar holding part is fixed to a bar to be held through the hoop and the bar holding part. The first screw hole is used for being connected with a connector, the bar holding part is connected with an object to be mounted through the connector. The mounting part is used for mounting the modules.

The invention discloses a multi-degree-of-freedom mining hoisting device. The device comprises four servo hydraulic cylinders, a top supporting platform, a rotatable hoisting platform and a base driving system, wherein the servo hydraulic cylinders are arranged in parallel, the bottom ends of the servo hydraulic cylinders are connected with a base through universal joints, the top ends of the servo hydraulic cylinders are connected with the top supporting platform through ball hinges, the top supporting platform is provided with an explosion-proof rotating motor of the hoisting platform, and the motor is connected with the rotatable hoisting platform through a large rotating bearing; and the rotatable hoisting platform is provided with a hoisting device body moving in the X-Y direction andis composed of sliding guide rails, an X-direction transverse moving platform, a Y-direction longitudinal moving platform, transverse moving driving cylinders and longitudinal moving driving cylinders, the base driving system is driven through the explosion-proof motor, a track can be arranged below the base driving system, and the whole device is driven to move. According to the multi-degree-of-freedom mining hoisting device, in the hoisting process, the freedom degree in the six directions of a hoisted object in space can be adjusted so that the mining machinery such as a hydraulic support,a coal mining machine, a crusher and the like can be flexibly and quickly mounted and dismounted.

The invention discloses a bailey piece detachable steel trestle construction method. The method includes the steps of a, trestle upright pile foundation construction, b, first-layer earth excavation,c, elevation pilot testing and steel tube upright treatment, d, profile steel girder installation, e, bailey piece installation and fixing, f, secondary beam installation, g, vehicle traveling bridgedeck slab installation, h, anti-skid reinforcing rod and protective barrier welding, i, trial run conduction, acceptance check and use, j, second-layer earth excavation, k, next-layer trestle repeatedinstallation, l, horizontal pull rod and diagonal bracing installation, m, second trail run conduction, acceptance check and use, and n, maintenance and detachment. By the adoption of the construction method, assembly and disassembly are convenient, and assembly and disassembly efficiency is improved; and meanwhile, the recycling rate is increased, waste is reduced, and the manufacturing cost isreduced.

The invention discloses a frame type greenhouse capable of providing convenience for picking. The greenhouse comprises two vertically and parallelly arranged side frames and two top frames fixedly supported on the two side frames. The side frames and the top frames are both of rectangular structures, each side frame is enclosed by an upper beam, a lower beam, a front column and a rear column, andeach top frame is enclosed by a top beam, the corresponding upper beam, a front inclined beam and a rear inclined beam. At least two side baffles are arranged in each side frame, at least two top plates are arranged in each top frame, the side baffles and the top plates both can slide in the length direction of the greenhouse, an electric hoist is slidingly arranged on the top beams, a lifting rope is hung on the electric hoist, and the lower end of the lifting rope is provided with a seat stool. Greenhouse transportation is facilitated, the assembly and disassembly efficiency is improved, theventilation and light transmission areas on the side surface and top of the greenhouse are convenient to adjust, picking is convenient, the lumbar health of a worker can be protected at the same time, the picking efficiency is greatly improved, the structure is simple, the production and manufacturing costs are extremely low, and the greenhouse can be repeatedly recovered and reused.

A multifunctional street light with a billboard, including a light pole, an LED light and a waterproof cover; a collar is sleeved on the light pole, and the collar is hinged together by two semicircular rings and fixed with a first bolt The inner wall of the collar is connected with a support frame, and the support frame is rotatably connected with a roller; the roller abuts on the light pole, and the light pole is provided with a groove, and the roller is located in the groove; the light pole and the collar There is a corresponding nut through groove, and a second bolt is arranged in the through groove; the right side of the collar is fixedly connected with an electronic billboard, and the left side of the collar is fixedly connected with a storage box. In the present invention, the billboard can be fixed and moved by a collar that is easy to disassemble, so that the billboard can be reused many times, a lot of resources are saved, and the installation and disassembly efficiency of the billboard is improved.

The invention discloses a greenhouse support pipe production line, belongs to the technical field of greenhouse support pipe production, and solves the problems that raw material pipes need to be transferred to different devices in the processing process, the transfer is complex, the clamping is repeated, the process is complex and the working efficiency is low. Continuous operation production isrealized, and the production efficiency is improved. The greenhouse support pipe production line comprises a feeding frame, a polishing machine, a medium-frequency heating machine, a plastic packagingmachine and a cooling system which are sequentially arranged side by side, wherein a conveying device is arranged below the polishing machine, the medium-frequency heating machine, the plastic packaging machine and the cooling system; fixed seats of which every two fall into one group are arranged at the upper end of the conveying device side by side, the upper ends of one group of fixed seats are correspondingly provided with installing seats of which every two fall into one group, the installing seats are provided with through holes allowing the pipes to penetrate through, the pipes are rotationally connected with the installing seats, and fastening units used for driving the pipes to rotate are arranged on the outer sides of the installing seats.

The invention discloses a cabin without a solid beam structure. The cabin comprises a room body without solid beams, and a bottom frame arranged on the ground, wherein the room body is formed by a plurality of plates in a spliced mode and placed on the bottom frame. According to the cabin, the utilization rate of the internal space can be increased as much as possible, meanwhile, the manufacturingand assembling procedures can be further reduced, the assembling process is simplified, and the efficiency is improved. Internal and external wall surface materials do not need to be additionally mounted, all materials are mounted in place in the production process and transported in a mode of the plates. As for some areas with special terrain limitation, the mounting process of the whole photosynthesis cabin can be completed without large transporting equipment and mounting equipment, all the materials after demounting of the mounted cabin can be reused, the cost is low, and the cleaner andmore environment-friendly effects are achieved. Compared with an existing movable board room, certain basic living function demands are further ensured, and the comfortable dwelling conditions can beprovided.

The invention provides an ultrahigh-strength prestressed steel wire. The ultrahigh-strength prestressed steel wire is a spiral-rib steel wire with the length of 2.3-3m and the diameter of 8-30mm, wherein external threads are formed in one or both ends of the steel wire; the length of the external threads is 10-65mm; the external threads comprise 2-4 thread lines; all thread lines have equal width and equal spacing; and the axial angle is consistent to the radial rise angle. The ultrahigh-strength prestressed steel wire has the advantages as follows: a special multi-thread process is adopted, so that the strength loss in a thread area is reduced, the durability of a concrete product, especially a ballastless high-speed rail plate, is improved, and the lead of the thread is increased; the installing and detaching efficiency is improved; applied mechanical properties of the existing prestressed steel wire are improved.

The invention embodiment discloses a detachable chute and a communication apparatus. The detachable chute includes: a chute for assembling the part in the communication apparatus; elastic buckling structure inserted into one end of the chute and provided with a buckling connection and a detaching operation application point, for clamping the chute in the communication apparatus by the buckling connection of the elastic buckling structure, or when the detachable operation application point of the elastic buckling structure is forced, ejecting the buckling connection for accomplishing the detaching operation of the chute. The invention embodiment improves the assembly and detaching efficiency of the chute in the communication apparatus.

The invention discloses a method for erecting a ground assembling jig frame of a spatially crossed large-span cantilever truss, and relates to the technical field of awning steel structures. The spatially crossed large-span cantilever truss ground assembling jig frame structure comprises a fixed base, a telescopic stand column, an operation platform support, a pipe fitting supporting frame, a cantilever beam, a transverse connecting piece and a longitudinal connecting piece, and the fixed base is composed of H-shaped steel, a clamping groove and a bolt. The model specification of the H-shaped steel is HM300*200. According to the method for erecting the ground assembling jig frame of the spatially crossed large-span cantilever truss, standardized assembling parts are prefabricated and installed, the structure is safe, stable and reliable, the assembling and disassembling efficiency is high, and cost reduction and speed increase are achieved.

The invention discloses a drainage box culvert pouring supporting structure. The structure comprises a movable bearing scaffold used for supporting an inner formwork and a top formwork. The structureis suitable for a working area which is narrow in working environment and difficult in mounting and dismounting of an outer mold, and the mounting and dismounting efficiency of the outer mold is improved by adopting a simple truss and a hoisting device; the inner formwork is a detachable combined formwork, and after an adjustable support on the upper portion of a supporting frame is detached, thetop formwork can be integrally pulled down to the supporting frame; an internal movable load-bearing scaffold is integrally reinforced firmly, the scaffold is lifted through a jack, then sliding wheels are additionally arranged, and after the movable load-bearing scaffold is integrally moved to a next working face, the scaffold is fixed after the sliding wheels are detached; the mounting and dismounting frequency of the movable load-bearing scaffold is reduced, and accordingly the mounting and dismounting safety accident rate is reduced; and the single-bin construction period is shortened, theloss of the formworks is reduced, the material turnover rate is increased, the construction cost is reduced, and the construction progress is accelerated.

The invention relates to the technical field of photovoltaic modules, in particular to a photovoltaic panel mounting rack. The mounting rack comprises a plurality of mounting rack bodies, each mounting rack body comprises a first connecting rod, a second connecting rod and a third connecting rod, and the first connecting rods, the second connecting rods and the third connecting rods are connected through bolts. The first connecting rod and the second connecting rod are respectively provided with a plurality of connecting holes, the sizes of the plurality of connecting holes are respectively matched with the sizes of the bolts, and the plurality of connecting holes are connected with the bolts through threads. According to the photovoltaic panel mounting rack, the first connecting rod, the second connecting rod and the third connecting rod are connected through the bolts, the first connecting rod and the second connecting rod are provided with the multiple connecting holes, the multiple connecting holes are in threaded connection with the bolts, and by adopting the structural arrangement, the mounting and dismounting efficiency of the photovoltaic panel mounting rack is high; installation, disassembly and transfer are more convenient, and the installation height of the photovoltaic panel is more convenient to adjust.

The invention relates to a connecting component. The connecting component comprises a connecting core bar and a connecting sleeve, which are matched, wherein a connecting cavity is formed in the connecting sleeve; the connecting core bar comprises a columnar connecting section which is rotatably inserted into the connecting cavity during use; the diameter of the periphery of the connecting section is smaller than that of the periphery of a connecting seat; a stopping structure which is turned inwards is arranged in the connecting cavity; a stopping structure inner hole is formed on the stopping structure; the aperture of the stopping structure inner hole is the same as the diameter of the periphery of the connecting section; the connecting section is provided with a steel wire rope through hole which radially penetrates through the connecting section; a rope guide slot which is communicated with the connecting cavity and matched with the steel wire rope through hole is formed at a root of the connecting sleeve, which is close to the stopping structure; and a gap for accommodating a corresponding steel wire rope is formed between the wall of the stopping structure inner hole and the wall of the connecting cavity. The detachable connecting component is simple in structure, convenient to process and low in manufacturing cost. Other special tools are not required in the processes of connection, assembly and disassembly. The detachable connecting component is high in assembly and disassembly efficiency and convenient to use.

The invention provides a repeatedly usable hydraulic stepping elevating system. An elevating device is located at the upper part of a pile locking device, and the elevating device and the pile lockingdevice can be in fixed connection through bolts; the inner wall of a supporting cylinder body of the elevating device is fixedly provided with an upper pile clamping device; the bottom end of the upper pile clamping device is connected to multiple elevating oil cylinders; the bottom ends of the elevating oil cylinders are jointly connected to a lower pile clamping device; and the inner wall of astructural cylinder body of the pile locking device is welded with an upper pile fixing device, an upper pile locking device, a lower pile locking device and a lower pile fixing device from top to bottom. Through the design of split connection of the elevating device and the pile locking device, a set of the elevating device can be repeatedly used on different platforms; high installation precision assembly and installation of equipment can be conveniently realized by utilizing the positioning and centering of pile leg short sections, so that the dismounting and installation efficiency of theequipment can be enhanced; and through the adoption of the independent pile locking device, the total costs of the equipment can be reduced, the utilization rate of the equipment can be enhanced, thefixing costs of the equipment can be decreased, and high earning rate can be finally realized.