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1726results about How to "Easy to assemble and disassemble" patented technology

High voltage outgoing line device of extra-high voltage transformer

The invention discloses a high voltage outgoing line device of an extra-high voltage transformer, which comprises a high voltage outgoing line, wherein the high voltage outgoing line which is led out from a high voltage winding firstly penetrates from the horizontal end portion of an upwards bent equalizing pipe and then is bent to the vertical end portion of the equalizing pipe, finally the high voltage outgoing line is partially led out from high voltage branch pipe oil after passing through an equalizing ball connected with the vertical end portion of the equalizing pipe, and the high voltage outgoing line is provided with an electric potential connecting line in the equalizing ball for being connected with the equalizing ball. The high voltage outgoing line device of the extra-high voltage transformer is characterized in that the connection between the vertical end portion of the equalizing pipe and the equalizing ball is realized through a metal screw bolt with self-locking function, the connection between the electrical potential connecting line and the equalizing ball is also realized through a metal screw bolt with self-locking function, multiple layers of insulation screen separating oil clearances are arranged on the equalizing pipe and the equalizing ball, and an insulation support is positioned in each oil clearance.
Owner:CHINA XD ELECTRIC CO LTD +1

Detachable go-kart like kid scooter

The invention discloses a detachable go-kart like a kid scooter. The detachable go-kart comprises the scooter, the scooter comprises a frame, front wheels are arranged at the front end of the frame and connected to the frame through deflection steering structures, a hand control rod capable of realizing front-and-back adjustment is further hinged to the front end of the frame, and when the hand control rod drives the frame to incline in the left-and-right direction, the front wheels can rotate in the left-and-right direction relative to the frame; a connecting frame is detachably arranged at the rear end of the frame, a seat is fixedly arranged at the upper end of the connecting frame, a balance car is detachably arranged at the lower end of the connecting frame and used for driving the scooter to drive, and a foot control switch connected with the balance car is detachably arranged at the front end of the frame and used for controlling driving of the balance car. By means of reasonable structural arrangement, the balance car and the scooter are assembled together through the connecting frame to form the go-kart which is controlled to advance, brake, turn and conduct other actionsthrough the hand control rod and the foot control switch, and therefore the detachable go-kart like the kid scooter has the advantages of being reasonable in structure and enriching the interestingness of product usage.
Owner:永康市翰龙科技有限公司

Countryside multifunctional portable experiment wind tunnel

The invention provides an outdoor multifunctional portable experimental wind tunnel. The structure is characterized in that a rectangle straight column is composed of demountable unit columns which are made of light materials; each unit column is provided a length of 1m, a section of 0.5 multiplies 0.5m<2> and a nylon blanket arranged at bottom; wood joists or metal plates are adopted to fix the sides of the unit columns for connection and the joint between sides is sealed with sealing strips and is fastened by bolts; an axial-flow fan is connected with a flow-speed control device, a regulator and a generator through leads; a rectifying mesh provided with a vertical opening is respectively arranged on a wind inlet and a wind outlet of the experiment section; one unit of the rectangle straight column where samples are arranged is adopted as a sample chamber. The invention can simulate the natural wind and provide the stable, reliable and controllable flow for the outdoor experiments such as wind erosion, blowing impacts on plants and soil surface evapotranspiration and the like. The invention can provide the scientific basis for thoroughly recognizing the physiological and ecological features of blown plants and proving the adaptation mechanism of plants in the desertification process.
Owner:COLD & ARID REGIONS ENVIRONMENTAL & ENG RES INST CHINESE

Lifting method for large-scale tower equipment

The invention discloses a lifting method for large-scale tower equipment, comprising the following steps of: 1) welding two connecting lifting lug plates and a bottom lifting lug plate on the base of the equipment, wherein the two connecting lifting lug plates are respectively arranged at two sides of the base of the equipment, and the bottom lifting lug plate is arranged between the two connecting lifting lug plates; a pipe clamp lifting structure is fixed at the top of the equipment and comprises a pipe clamp fastened on an equipment tower cylinder, and the pipe clamp is connected with two top lifting lug plates by a ring plate; the two top lifting lug plates are respectively arranged at two sides of the equipment tower cylinder, are in parallel with the equipment tower cylinder, and are respectively opposite to the two connecting lifting lug plates; and tensioning steel wire ropes are arranged between the connecting lifting lug plates and the top lifting lug plates, which are opposite to each other; 2) horizontally lifting equipment by two lifters; 3) lifting the top of the equipment by one lifter; and 4) lifting the equipment to a preset position. The method is safer, more efficient, and more convenient to operate, and the lifting auxiliary materials and the preset time and cost can be saved, so that the lifting method has high economical efficiency and practical applicability.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Hinge fixing structure, hidden hinge and container

Provided are a hinge fixing structure enabling a hidden hinge to be fixed on a container, the hidden hinge and the container. The hidden hinge comprises an upper hinge seat, a hinge main body and a lower hinge seat. A door and a side plate of the container are respectively provided with grooves which can accommodate the hinge seats and are formed by depending on inner side walls and outer side walls of both the door and the side plate. The hinge fixing structure comprises a limiting structure and a locating structure, wherein the limiting structure is located on the grooves and is used for preventing the hinge seats from dropping out of openings of the grooves, the locating structure is located on the upper hinge seat and the lower hinge seat and matched with the limiting structure, and the limiting structure and the locating structure are matched with each other to enable the hidden hinge to be fixed on the container. Besides, when the door is closed, the hidden hinge cannot be seen at all from the appearance of the container. After installation completion, the hinge cannot be seen at all from the appearance of the container where the hinge fixing structure and the hidden hinge are used, and the hinge is convenient to dismantle and assemble.
Owner:SHANGHAI HONGYAN RETURNABLE TRANSIT PACKAGINGS CO LTD

Self-locking mechanism

The invention discloses a self-locking mechanism which comprises a fixed frame and a self-locking component. The fixed frame is mounted on a ceiling and rotatably provided with a connector, a hanging rod is arranged at the lower end of the connector, the self-locking component is mounted on a module, a special-shaped groove is formed in the module, the upper end of the special-shaped groove is open, a first limiting groove and a second limiting groove are formed in the lower end of the special-shaped groove, a locking piece is arranged in the special-shaped groove, a guide channels is formed between the periphery of the locking piece and the inner wall of the special-shaped groove, a clamping groove matched with the hanging rod is formed in the lower end of the locking piece, one side of the locking piece close to the first limiting groove extends into the upper area of the first limiting groove, a first locking piece guide surface is arranged at the lower end of the side close to the first limiting groove and can guide the hanging rod to enter the clamping groove when the self-locking component moves downwards, a projection is formed between the first limiting groove and the second limiting groove, and the clamping groove is positioned in the upper area between the projection and the second limiting groove. By the aid of the self-locking mechanism, tools are omitted, the self-locking component vertically moves, so that the hanging rod can move along the guide channel, and the self-locking mechanism is conveniently and rapidly disassembled and assembled.
Owner:SHENZHEN LIANTRONICS +1

Quick formwork construction method for cylindrical strap type butt splicing wooden template

The invention relates to a quick formwork construction method for a cylindrical strap type butt splicing wooden template and belongs to the technical field of a building construction method. The method comprises the following steps: positioning an elastic column; placing a slurry blocking base plate; leveling the range of a cylindrical mold; placing a reinforcing steel bar cushion block; checking and accepting concealed engineering; mounting a cylindrical template; segmentally adjusting the verticality of the template; segmentally fixing hoops; supporting and strengthening the cylindrical template; blocking slurry at the root part; pre-checking; pouring concrete; cleaning the root; and detaching the mould. By the technology, concavo-convex rabbets are formed on the sides of two semi-circular wooden plates of the cylindrical strap type butt splicing wooden template; special construction machinery and equipment are not needed in the construction process; when the templates are spliced, a fixed hoop and a locking bolt are directly used for reinforcing; assembling and disassembling are convenient; the surface does not have bolt holes; the appearance quality of concrete is greatly improved; the obtained cylinder has smooth surface; the comprehensive effects of good impression, low manufacturing cost, high precision, simple and convenient construction and the like are achieved; and the method is suitable for construction of reinforced concrete independent cylinders of industrial and civil buildings and municipal bridge engineering.
Owner:杭州二建建设集团有限公司

Indexing rotary self-cleaning filter

An indexing rotary self-cleaning filter comprises a filter housing, which is provided with an outer gland, a water inlet, a filter core, a water outlet, a sewage draining exit and a controller. The filter housing includes two segments, and a fixed separator plate is arranged in the housing. The fixed separator plate is provided with a rotating lock plate and a gland in order, and recessed rubber rings are arranged at the inner side of the fixed separator plate and at the bottom of the housing. The top and bottom of the cylindrical center skeleton with holes are inserted in the grooves of the recessed rubber rings. The filter core is positioned in the inner side of the center skeleton and is in close contact with the center skeleton. An arc-shaped baffle plate is arranged between the outer wall of the center skeleton and the inner wall of the housing. The two sides of the arc-shaped baffle plate are provided with rubber partitions, which contact with the outer wall of the center skeleton. The top and bottom of the arc-shaped baffle plate are respectively inserted into the recessed rubber rings, and the top and bottom of the rubber partitions contact with the recessed rubber rings. A back-flushing cavity forms among the arc-shaped baffle plate, rubber partitions and the center skeleton. The sewage outlet extends inwardly and communicates with the back-flushing cavity.
Owner:XINJIANG TIANYE GRP

Amorphous alloy round pipe extrusion forming device and technology

ActiveCN104148430AEasy to assemble and disassembleAvoid crystallization and oxidationExtrusion diesExtrusion control devicesScrapBlock structure
The invention relates to an amorphous alloy round pipe extrusion forming device and technology. The device comprises a hydraulic type extrusion structure, an extrusion die and an extrusion tool frame, the extrusion die comprises an extrusion male die, an extrusion cylinder, an extrusion female die and a setting sleeve, the extrusion cylinder, the extrusion female die and the setting sleeve are sequentially and fixedly connected together, a cavity formed in the extrusion mould comprises a blank chamber, a flow dividing chamber, a welding-on chamber and a forming chamber, the extrusion female die is designed to be of a splicing block structure, a splicing line of each splicing block is selectively arranged at the position of the welding-on chamber, the extrusion female die is a cylindrical die body, a mold core is formed on the axis of the die body, the extrusion female die is sleeved with an extrusion female die clamping sleeve, the outer surface of the extrusion female die and the inner surface of the extrusion female die clamping sleeve are combined in a gradually-advancing type conical-face mode, and the extrusion female die clamping sleeve is fixed to the extrusion tool frame. The extrusion forming device is convenient to dismount and mount, and reasonable in structure, the size precision of a formed round pipe is high, the surface quality is good, extrusion wastes are easy to clear, and the production efficiency is high.
Owner:滕州市产品质量监督检验所

Multi-disk wet-type brake for loading machine

The invention relates to a multi-disk wet-type brake for a loading machine, and belongs to the technical field of mechanical braking. The multi-disk wet-type brake for the loading machine is characterized in that: a planet wheel carrier is arranged on a wheel shell; a check ring, a left bearing plate, a right bearing plate, friction sheets and braking sheets are arranged in a brake shell; the check ring is used for limiting the left bearing plate, the right bearing plate and the friction sheets and the braking sheets which are arranged at intervals in the brake shell; the brake shell is connected with an oil cylinder and a supporting shaft through bolts to form a whole; the supporting shaft is fixed with a bridge shell; the friction sheets which are arranged at intervals are connected with the wheel shell through a spline, and can move along an axial direction; the braking sheets which are arranged at intervals, the left bearing plate and the right bearing plate are connected with the brake shell through splines, and can move along the axial direction; and a piston of the oil cylinder can move along the axial direction to push the bearing plates, and is provided with a resetting mechanism. The multi-disk wet-type brake has the advantages of simple structure, convenience for assembly and disassembly, steady braking property, safe and reliable performance, high sealing and heat dissipation performance, low cost, long service life and the like.
Owner:TIANJIN ENG MACHINERY INST

Detachable spiral winding heat exchanger

The invention discloses a detachable spiral winding heat exchanger which comprises two pipe plates. A winding pipe bundle is arranged between the two pipe plates. The two ends of the winding pipe bundle penetrate through the two pipe plates respectively and are fixedly connected with the pipe plates. A barrel-shaped shell body is sleeved outside the winding pipe bundle. A shell side connecting device is installed on the side wall of the barrel-shaped shell body, two ends of the barrel-shaped shell body are respectively provided with a half-ball-shaped connector, the pipe plates are located between a ball-shaped connector and the barrel-shaped shell body, pipe side connecting devices are installed on the two half-ball-shaped connectors respectively, and a sealing connection device convenient to detach is installed between each half-ball-shaped connector and the barrel-shaped shell body. When the heat exchanger breaks down, the sealing connection devices can be dismounted, the integrity composed of the pipe plates and the winding pipe bundle is taken out from the barrel-shaped shell body to be maintained or to be washed, after being maintained or washed, the integrity is installed in the barrel-shaped shell body again, the sealing connection devices are installed again, and then the heat exchanger is used continually. The detachable spiral winding heat exchanger is simple in structure, convenient to dismount and mount and convenient to maintain.
Owner:HIMILE MECHANICAL MFG
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