40results about How to "Flexible and easy to disassemble" patented technology

The invention relates to a connecting piece comprising a fringe frame and at least one fastener, wherein the fringe frame is a flexible fringe frame and is provided with a fixing surface, two side surfaces and a bottom surface; and the fixing surface is provided with at least one fastening hole. With the structure, the connecting piece can be used for splicing and combining various materials with corresponding inner trapezoidal grooves and can play connection and fixation functions, and therefore, the connecting piece is wide in application range and relates to materials such as wood, stone, plastics and metal. The connecting piece is large in contact area with a fixed object and is balanced in stress so that the fixed object is not easily deformed and damaged. In addition, the structure is flexible and convenient to dismount and mount and good in concealment.

The invention discloses a three-dimensional pipeline intelligent control soilless culture system, which comprises a liquid storage pipe (1) sealed by a sealing cover, a liquid return pipe (5), a main pipeline bracket (13), a main liquid inlet pipe (17), a culture pipe (6) with planting holes, liquid level adjusting water outlet seal heads (22), an upper liquid outlet pipe (16), a lower liquid inlet pipe (15), a circulating water pump (10), an intelligent automatic controller (18), a standby liquid charging cup (26), a first concentrate preparation cup (3), a second concentrate preparation cup (3), a water inlet joint electromagnetic valve (7), a water level detector (19), a main pipeline bracket connecting port (25), a liquid supply pipe (12) and the like, wherein the liquid level adjusting water outlet seal heads (22) are arranged at the two ends of the culture pipe (6); and the standby liquid charging cup (26) is arranged on the top of the liquid storage pipe (1). The three-dimensional pipeline intelligent control soilless culture system has the advantages of rational structure, flexibility and convenience in assembly and disassembly, high automation degree, water saving, power saving, low use cost, full nutrient absorption by vegetables, high growth speed, small floor area and large culture area, and is suitable for being used in families, hotels, exhibition halls and the like.

The invention discloses a three-dimensional combined type soilless culture device, and relates to the technical field of soilless culture. The device comprises a bracket system, a water supply system and a culture pipe system, wherein the bracket system is used for bearing the culture pipe system; the water supply system supplies water to the culture pipe system; excessive water in the culture pipe system flows back to the water supply system; and the water supply system is located at one end of the bracket system, so that a circulation system is formed integrally. The three-dimensional combined type soilless culture device is simple in structure, flexible and convenient to disassemble and high in automation degree, and saves water and electricity; the problems that germs and worms are bred easily during soil culture, soil is inconvenient to maintain, and environmental pollution can be caused easily are solved; the purchase cost is saved, the occupied area is reduced, and the three-dimensional planting is realized; and the bracket is designed to be attractive and elegant and can be integrated with indoor furniture, so that a good decoration effect is realized. The three-dimensional combined type soilless culture device is applicable to balconies, interiors and roofs.

The present invention discloses a plugging protection ammeter and an application method thereof. The ammeter comprises an ammeter body, an ammeter connection piece, an ammeter plug, wiring piles, connection outer pipes, a metal insertion pipe, a protruding groove, connection inner pipes, grooves and a metal casing pipe. The inner walls of the connection outer pipes on the ammeter connection piece are provided with the metal insertion pipe for installation and insertion to firmly connect the metal insertion pipe with the metal casing pipe, the ammeter plug employs grooves at the outer side to perform concave and convex occlusion connection with the grooves on the ammeter connection piece so as to avoid dropping off and facilitate the mounting and dismounting of the ammeter and the ammeter connection piece, the wiring piles are connected with different lines and are communicated with the ammeter body through the connection of the metal insertion pipe and the metal casing pipe so as to reduce the probability of workers' wiring error, the connection inner pipes are installed and inserted into the connection outer pipes to connect the metal insertion pipe with the metal casing so as to ensure the contact area of a conductor and a wiring hole and facilitate flexible mounting and dismounting.

The invention discloses a three-dimensional circulating type vegetable planting device. The three-dimensional circulating type vegetable planting device comprises a three-dimensional main frame, a circulating transmission device, a vegetable planting circulating box and an electrical control system, wherein the three-dimensional main frame comprises a left frame, a right frame and a connecting support rod which enables the left frame and the right frame to be connected and achieves the effects of entire support and fixation; the circulating transmission device comprises a motor outputting power, a simultaneous transmission shaft for transmitting the power, a left main chain, a right main chain and a plurality of sets of circulating box hanging baskets allowing circulating boxes to be placed; and the electrical control system is used for controlling operations of the motor, and also comprises an automatic spraying system and an automatic illumination system. The three-dimensional circulating type vegetable planting device provided by the invention is simple in structure, convenient to use and small in floor space, vegetables are in three-dimensional planting design, the planted vegetables can be sufficiently illuminated by sunshine, and the light illumination condition of the vegetables can be met. The three-dimensional circulating type vegetable planting device is suitable forplanting requirements of the vegetables in different occasions.

The invention discloses a pneumatic measuring head for the outer diameter of large workpieces, and belongs to measuring devices. According to the pneumatic measuring head for the outer diameter of the large workpieces, measuring head bodies can be separated from a whole measuring machine. The pneumatic measuring head for the outer diameter of the large workpieces comprises the two measuring head bodies communicated with air flues, wherein the air flues are air pipes (8) which are connected with the two ends of a tee-branch pipe (3) in parallel; the two measuring head bodies (6) are fixed to a connection rod (1); the connection rod is provided with a locating device; the locating device is composed of two slide rods (5) and locating heads (7) fixed to the slide rods (5) respectively; the slide rods are fixed to the connection rod (1) through threads. The pneumatic measuring head for the outer diameter of the large workpieces can effectively reduce the size and the weight of the whole machine, and ensure that the center line of an air hole of the measuring head is intersected with the center line of the outer circle of the workpieces, thereby improving the measuring precision. The pneumatic measuring head is used for measuring the outer diameter of the large workpieces.

The invention discloses a two-sheet type wheel hub stirring friction welding device. The two-sheet type wheel hub stirring friction welding device comprises a spiral stirring pin, a thrust ball bearing, a pushing plate, a strain force sensor, a hydraulic cylinder, a rotating pressure shaft, a moving spline and a variable-frequency and variable-speed motor, wherein the spiral stirring pin is fixed at a first end of the rotating pressure shaft in a threaded mode, a second end of the rotating pressure shaft penetrates through the hydraulic cylinder, the second end portion is connected with the variable-frequency and variable-speed motor through the moving spline, the thrust ball bearing is arranged at the first end of the rotating pressure shaft, the strain force sensor used for pressure detection and control is arranged between the thrust ball bearing and the hydraulic cylinder, a thrust ball bearing seat is arranged outside the thrust ball bearing, and the pushing plate used for transmitting pressure is arranged between the thrust ball bearing seat and the strain force sensor. The two-sheet type wheel hub stirring friction welding device is simple in structure, low in energy consumption, easy to operate, and flexible and convenient to detach and install.

The invention provides an automatic quantitative liquid material feeding device and a use method thereof. The device comprises a feeding assembly fixing frame used for fixing feeding assemblies; a compressed air storage tank connected with a constant pressure valve; at least one feeding pipe; and at least one feeding assembly. Each feeding assembly comprises a container; a first piercing pipe which is connected to one end of the container in a piercing manner and communicates with the compressed air storage tank; a second piercing pipe which is connected to the other end of the container in a piercing manner and communicates with the feeding pipe; a first control valve which is connected with the constant pressure valve through a pipeline and used for controlling connection and disconnection of the first piercing pipe and the compressed air storage tank. and a container fixing seat which is used for forming a gas source with constant pressure so as to drive liquid materials in the container to flow to the feeding pipe, wherein the container is installed to communicate with the compressed air storage tank through the first piercing pipe, the first control valve controls the pressure and flow of compressed air conveyed into the container from the compressed air storage tank so as to achieve quantitative feeding of the liquid materials in the container.

The invention provides a locking nut, which has the advantages of simple structure, convenience in adjustment and capability of greatly improving the reliability of a fastener. The locking nut comprises a nut body, wherein the nut body is in a circular structure; and four rectangular notches are arranged on the outer circumference of the nut body.

The invention particularly relates to a simple assembling and disassembling device for vertical straight arm flange connecting equipment. The simple assembling and disassembling device is characterized in that a turbine screw lifter is included, a lifting screw of the turbine screw lifter is a straight rod and is sleeved with three shaft sleeves, and the turbine screw lifter and the inner sides ofthe three shaft sleeves are both provided with connecting plates. The simple assembling and disassembling device has the advantages of being simple in structure, low in cost, flexible and convenientto use and high in efficiency. When the simple assembling and disassembling device is used, hoisting equipment does not need to be used, and the assembling and disassembling cost is greatly lowered. The simple assembling and disassembling device is small in size, the limit from roads, the height of the device and space is low, assembling and disassembling on the site of the device are very convenient, and the assembling and disassembling efficiency can be greatly improved.

The invention relates to an injection mold allowing an insert to be installed and dismantled quickly. The injection mold comprises a main mold body, an inset structural member and positioning electromagnets, wherein the main mold body comprises a base material and a magnetic metal rib plate, the inset structural member comprises a base material and a magnetic metal rib plate, and each magnetic metal rib plate is wrapped in the corresponding base material; the main mold body is of an airtight cavity structure, the inset structural member is embedded in the main mold body and abuts against the inner surface of the main mold body, and at least two vacuum suckers are evenly distributed on each surface where the inset structural member makes contact with the main mold body; at least two positioning electromagnets are evenly distributed at the positions, corresponding to the positions where the inset structural member makes contact with the inner surface of the main mold body in an abutting mode, of the outer surface of the main mold body. According to the injection mold, on one hand, the structure of the mold can be adjusted flexibly according to parts to be machined, and on the other hand, during adjustment of the insert in the mold, installation and dismantling are convenient, installation position is flexible, positioning precision is high, and the defect that a connecting threaded hole needs to be formed for installation and positioning of the insert can be effectively avoided.

The invention relates to an installation structure of hidden wall accessories of a pedestal pan. The installation structure includes a prefabricated structure body, a wall connection rod and a hexagonal socket jackscrew; the prefabricated structure body is arranged on an in-wall installation hole of the pedestal pan, the wall connection rod is installed on a screw rod which is pre-installed on a wall, the pedestal pan is installed on the wall connection rod in a sleeving mode through the prefabricated structure body, a cover plate hole is formed in the pedestal pan, the other end of the wall connection rod is provided with a jackscrew hole, the hexagonal socket jackscrew enters a cavity of the pedestal pan through the cover plate hole and is installed in the jackscrew hole, the head portion of the hexagonal socket jackscrew is provided with a circular conical surface, the prefabricated structure body is provided with a semi-conical groove cooperated with the circular conical surface, the semi-conical groove is formed in the back direction of the wall surface, and when the hexagonal socket jackscrew moves downward, the pedestal pan is closely attached to the wall surface through thecooperation of the circular conical surface on the head portion of the hexagonal socket jackscrew and the conical surface of the semi-conical groove. The structure is simple, the production cost is low, the overall size is small, the structure is light, disassembly and adjustment are flexible and convenient to conduct, and the stability of the overall structure is high.

The invention particularly relates to a simple and convenient vertical bent arm flange connection equipment dismounting and mounting device. The dismounting and mounting device is characterized in that the dismounting and mounting device comprises a lifting arm, a shaft sleeve, a connecting plate, a lifting hook and a lifting hook lifting device; the lifting arm is of an inverted-L-shaped bent structure; the lower portion of a vertical part of the lifting arm is sleeved with at least one shaft sleeve; the connecting plate is arranged on the inner side of the shaft sleeve; and the lifting hooklifting device and the lifting hook are arranged on a transverse part of the lifting arm. The dismounting and mounting device has the advantages of being simple in structure, low in cost, flexible andconvenient to use and high in efficiency. By using the dismounting and mounting device, hoisting equipment does not need to be used, and the dismounting and mounting cost is greatly lowered; and thedismounting and mounting device is small in size, and is slightly limited by the height and space of roads and devices, dismounting and mounting on the device site are quite convenient, and the dismounting and mounting efficiency can be greatly improved.

The invention discloses a universal hinge. The universal hinge comprises an upper hinge and a lower hinge, wherein the upper hinge comprises an upper embedding fixed seat and an upper rotating seat; the upper embedding fixed seat is embedded to the upper part of a side edge frame of a doorframe; the upper rotating seat is detachably connected to the upper embedding fixed seat; a sliding groove isformed between the upper embedding fixed seat and the side edge frame of the doorframe; the upper rotating seat is inserted in the sliding groove and can be in up-and-down sliding in the sliding groove; an upper pin shaft is arranged on the upper rotating seat; the lower hinge comprises a lower embedding fixed seat and a lower rotating seat; the lower embedding seat is embedded to the lower part of the side edge frame of the doorframe; the lower rotating seat is detachably connected to the lower embedding fixed seat; and a lower pin shaft is arranged on the lower rotating seat. Through the adoption of the universal hinge disclosed by the invention, disassembling and assembling of door leaves can be flexible and convenient, and the mounting of the door leaves can be stable and firm.

The invention discloses a novel perforating machine which comprises a base, a handle, tools, a scaleplate rod, a paper scrap box, a paper scrap box cap, brackets and a compressed spring. Tool bits are embedded into tool handles. The two tools are mounted in the left bracket and the right bracket of the perforating machine through guide blocks. The tool handles of the tools are provided with transverse through holes. The tool mounted on the left bracket is connected with the left bracket and the handle through a long pin shaft, and the tool mounted on the right bracket is connected with the right bracket and the handle through a lockset. Clamping springs are mounted on one ends of the long pin shaft and the lockset and provided with handle parts. A left gear and a right gear are mounted on the portions, under the tools, of the base of the perforating machine and driven by a rotating mechanism to rotate. A bottom cap is mounted at the lower end of the base. The novel perforating machine is simple in structure and flexible and convenient to operate, and the rotating mechanism is mounted, so that the perforating machine is durable, and the service life of the perforating machine is greatly prolonged; and by adoption of the clamping springs with the handle parts, the tools of the perforating machine are convenient to dismount and mount and flexible to replace, and scrap taking is convenient.

The invention discloses a supporting padstone reserved hole mold with a self-contraction function, comprising a mold body; the mold body comprises movable arc plates having one free side and at leastone connection arc plate arranged between the adjacent movable arc plates to provide connection; the movable arc plates and the connection arc plates are spliced to form a sleeve for positioning a reserved hole; a rotating mechanism is arranged between each connection arc plate and the arc plate adjacent to the same to provide rotational connection; when two adjacent movable arc plates move inwardrespectively through the corresponding rotating mechanisms, no mutual interference occurs; the connection mechanisms arranged between the adjacent movable arc plates provide fixed connection for themovable arc plates. The supporting padstone reserved hole mold has flexible and rich assembly modes; with the unique mold structure, the supporting padstone reserved hole mold has the self-contractionfunction and is simple to operate; the supporting padstone reserved hole mold can be reused to avoid waste and is very practical.

The invention discloses a shower device. The shower device comprises a device body, the device body is provided with a sunken part, the sunken part is internally provided with a moisturizing instrument matched with the sunken part, and the moisturizing instrument is detachably mounted in the sunken part. According to the shower device composed of the beautifying moisturizing instrument and the device body, the device body and the moisturizing instrument can be detached to be used separately and combined to be used together.

According to the wet joint construction equipment and the wet joint construction method, after a walking control system and a mechanical arm are installed, an electromagnet is powered on to work, andthe mechanical arm conveys a formwork to the position between every two adjacent prefabricated slabs. When the electromagnet is powered off, the elastic piece drives the clamping block to extend out of the formwork to be clamped with the hook of the precast slab. And then the electromagnet is dismounted, and the wet joint is poured through the mechanical arm. And finally, after the concrete is solidified, the electromagnet is installed again, the electromagnet attracts the attraction block to move after being powered on, the clamping block is driven to retract into the formwork, and the formwork is retracted by the electromagnet. According to the wet joint construction equipment and the wet joint construction method, automation is achieved in the processes of formwork installation, concrete pouring and formwork removal, the characteristic of rapid assembly construction of the steel plate composite beam is further developed, the standardization degree is improved, the construction efficiency is high, and the construction quality is guaranteed.