47results about How to "Quick installation in place" patented technology

The invention relates to a measuring device for aligning with a continuous casting crystallizer and a measuring method thereof. The technical scheme is that a mounting plate 18 of the device is fixed on a shell 13 of a sliding device 6; a lower plane of the mounting plate 18 is vertical to a center line of the shell 13; and the mounting plate 18 is fixed on a platform of a supporting adjusting bracket 7 through bolts. A detecting rod 5 is connected with a worm wheel 16 through threads; the detecting rod 5 and the worm wheel 16 are concentrically mounted in the shell 13; and a sensor 1 is arranged at the lower end of the detecting rod 5 and is connected with a digital display meter 9 through a cable 10. The measuring method of the device comprises the following steps: moving the detecting rod 5; measuring a distance L2 between an outside foot roll 11 and the sensor 1 through the sensor 1; measuring a distance L1 between an outside support roll 12 and the sensor 1; respectively taking minimum values of the distance L1 and the distance L2; calculating a pair arc delta L which is equal to the diffrence of L2 and L1 between the outside foot roll 11 and the outside support roll 12; and then adjusting the crystallizer to ensure that delta L is less than or equal to 0.3mm. The invention has the characteristics of rapid and accurate measurement.

The invention belongs to the field of bridging equipment, in particular to a full-span bridge erection machine for a box girder passing through tunnels on a passenger dedicated line. The full-span bridge erection machine comprises a main longitudinal girder assembly and a lower guide beam assembly which is suspended below the main longitudinal girder assembly; the front part of the main longitudinal girder assembly is provided with a front leg assembly, the rear part of the main longitudinal girder assembly is provided with a rear leg assembly, and the rear part of the main longitudinal girder assembly, which is at the outside of the rear leg assembly, is provided with a C-type leg assembly; an auxiliary leg assembly and a lower guide beam crane assembly are arranged between the main longitudinal girder assembly and the lower guide beam assembly; a hoisting trolley assembly and a winding gear connected with the hoisting trolley assembly are arranged on the main longitudinal girder assembly; the front end of the main longitudinal girder assembly is provided with an auxiliary trolley assembly which moves longitudinally along the main longitudinal girder assembly; and by means of simple disassembly, the bridge erection machine can pass through the channel under the condition of being packed by a girder carrier, and successfully puts guide beams to proper positions at a portal; and the bridge erection machine can be rapidly arranged at the proper position and achieves the bridging state.

The invention discloses an installation method of comprehensive mechanized filling, coal mining and open-off cutting equipment. The installation method comprises the main steps: carrying out open-off cutting and open-off cutting shoring, laying a rail on the coal wall side, and transporting and installing a scraper conveyer; then, laying a rail in a goaf region, and transporting and installing a support; then making two gaps in a headpiece, and transporting and installing a coal mining machine; then transporting and installing a reversed loader by using a winch in a return air tunnel; finally laying a rail in the goaf region side after advance of the face by 3m, and installing a rear top beam of the support, a tamping mechanism and a porous bottom-dump conveyer. The installation method disclosed by the invention aims at solving the technical problem that the installation space of rear equipment is not enough after filling and coal mining front equipment is mounted, and a brand new method is provided for rapid installation of the comprehensive mechanized filling, coal mining and open-off cutting equipment. The installation method is simple, simple and convenient to operate and wide in practicability.

The invention provides a lane separating warning post and a warning method thereof and belongs to the field of road traffic equipment, in particular to the technical field of lane separating devices. The lane separating warning post comprises a pedestal and a post body, wherein the pedestal is buried in a lane line; the lower end of the post body is matched with the upper end of the pedestal; the pedestal comprises a buttress and a base; the buttress is arranged on the periphery of the lower part of the base; a hole is longitudinally formed in the upper part of the pedestal; a spring is arranged in the hole; a mobile panel matched with the lower end of the post body is arranged at the upper end of the spring; an empty groove matched with the lower end of the post body is transversely formed in the side wall of the hole; the lower part of the post body is shaped like T; and the upper part of the post body comprises a flashing light, a buzzer and a millimeter wave radar, wherein the flashing light is positioned at the top of the post body. The lane separating warning post mainly comprises a millimeter wave radar processing system and a warning system and can monitor vehicles within a detection range in real time. The lane separating warning post has the advantages that the lane separating warning post is lightweight and stable, can be flexibly removed and is movable in an embedded manner; and the lane separating warning post has an induction alarming function and can effectively prevent vehicle illegal lane change.

The invention discloses a hoisting tool for a single blade of a wind turbine generator system and a hoisting method. The hoisting tool for a single blade of the wind turbine generator system aims at solving the problems of complex structure, high cost and poor universality of hoisting equipment for the single blade of the wind turbine generator system. The invention comprises a main hoisting beamand an end hoisting beam. The main hoisting beam is in a strip shape, the end hoisting beam is in a T shape, the end hoisting beam comprises a connecting beam and a supporting beam, the connecting beam is fixedly connected with the main hoisting beam, both ends of the supporting beam are connected with electric hoists and a hoisting seat, and a hoisting seat and the hanging seat are connected withthe end, away from the connecting beam, of the main hoisting beam. A front hoisting belt is installed between the two electric hoists in a hanging mode, a hook of one of the electric hoists is connected with one end of the front hoisting belt, and a front automatic detacher is connected between a hook of the other electric hoist and the other end of the front hoisting belt. The front hoisting belt is connected with a bracket, and a soft supporting seat is installed on the upper surface of the bracket. An inwards concave arc-shaped structure is arranged on the upper surface of the supporting seat. The hanging seat is connected with a rear hoisting belt and a rear automatic detacher, one end of the rear r hoisting belt is connected with the hanging seat, and the other end of the rear hoisting belt is connected with the rear automatic detacher.

The invention discloses a fire-proof plugging device for a curtain wall interlayer and a mounting method of the fire-proof plugging device. The fire-proof plugging device is mounted between adjacent upper and lower layers of curtain walls. The device comprises a galvanization connecting box internally provided with a cavity, and fire-proof rock wool arranged in the galvanization connecting box. Afirst flange and a second flange are respectively arranged on two sides of the upper end of the galvanization connecting box. The first flange is fixedly connected with a building main body. The second flange is fixedly connected with curtain wall horizontal keel. The curtain wall without fire-proof sealing can be remedied. Materials are greatly saved, and the cost is reduced.

The invention provides a bent cap structure adopting a double-main-beam prefabricating and assembling method. The cross section of the bent cap is composed of a left prefabricated beam, a right prefabricated beam and a middle trapezoidal post-pouring section, notches are reserved in the upper portions of the two prefabricated sections, and the trapezoidal post-pouring section connecting structure is formed after assembly. According to the construction mode of the trapezoidal post-pouring section located at the top of the bent cap, a post-pouring section reinforcement cage is installed in place at a time, and reserved reinforcements and post-pouring section reinforcements do not need to be connected in a welded mode; the prefabricated section also serves as a formwork, and a post-pouring section formwork does not need to be additionally arranged on site; the prefabricated section is directly hoisted and placed on the top of a pier stand column during installation, and temporary supports or fixing measures are not needed. The bent cap structure has the advantages of being small in site construction workload, high in operability, high in construction speed, good in structural integrity and durability and the like. The bent cap structure is suitable for bent caps which are heavy and need to be transported in a segmented mode.

The application discloses a cooling device used for a data center machine cabinet, a machine cabinet and a cooling system. According to the specific embodiment, the cooling device comprises tail end heat radiation coil pipes which are arranged at the wind outlet side of the machine cabinet and used for inputting a liquid refrigerant from the bottom part and outputting a gaseous refrigerant from the top part; coolers which are arranged at the position higher than the preset height of the tail end heat radiation coil pipes and used for cooling the backflow gaseous refrigerant into the liquid refrigerant and outputting the liquid refrigerant; a liquid feed pipe which is used for connecting multiple tail end heat radiation coil pipes and the coolers so as to input the liquid refrigerant to the tail end heat radiation coil pipes; and an exhaust pipe which is used for connecting multiple tail end heat radiation coil pipes and the coolers so as to perform backflow of the gaseous refrigerant to the coolers. Waterproof safety of a data center machine room can be enhanced by the embodiment.

The invention discloses a solar pole cap lamp comprising a lamp shell, a solar cell panel, a storage battery combination and a circuit board. The lamp shell is formed by connecting a lamp upper cover, a transparent lampshade and a lamp base which are sequentially arranged from top to bottom; the storage battery combination is fixed in the lamp upper cover; a light reflecting plate is attached to the inner side of the lamp base; the circuit board is arranged on the joint of the lamp upper cover and the transparent lampshade; a plurality of LED lamp beads are arranged on the side, facing the light reflecting plate, of the circuit board; a first screw penetrating hole is formed in the center position of the lamp base; an annular boss is formed on the inner side of the lamp base; a second screw penetrating hole is formed in the circuit board; a threaded hole is formed in the lamp upper cover; a supporting pipe is arranged between the circuit board and the lamp base; the lower end of the supporting pipe is connected with the annular boss in a sleeved manner; the upper end of the supporting pipe abuts against the lower surface of the circuit board; and a locking screw penetrates the first screw penetrating hole, a pipe cavity of the supporting pipe and the second screw penetrating hole to be in screw joint with the threaded hole. The solar pole cap lamp has the advantages of being reasonable in structure, convenient and fast to disassemble and assemble, good in illuminating effect and the like.

The invention discloses a shockproof card type wireless positioning terminal with a cell limiting function. The terminal mainly comprises an upper cover, a lower cover and a circuit board which is arranged between the upper cover and the lower cover, wherein a cell hole is formed in the circuit board, and a cell is installed inside the cell hole. The terminal has the advantages that firstly, an upper cover limiting rib and a lower cover limiting rib are used for limiting the X direction and the Y direction of the cell, the cell can be installed in place quickly, and the product assembly efficiency is improved; secondly, the upper cover limiting rib and the lower cover limiting rib are used for limiting the moving distance of the cell when a product falls down and vibrates, and the cell mechanical shock caused by external moving and falling changes is avoided; and thirdly, the breaking risk due to cell moving is avoided during cell welding.

The invention relates to an electrically-driven bearing / gear mounting device capable of adjusting the height and angle. Lifting rotating devices are installed at the top end and the bottom end of a diamond-shaped base plate respectively,; a fixing plate is installed below the diamond-shaped base plate; each lifting rotating device comprises a transmission mechanism, a rotating mechanism, a lifting mechanism and a bearing clamping device; the transmission mechanism comprises a motor and a worm gear and worm speed reducer, wherein a master bevel gear set is installed on a worm connecting shaft of the speed reducer, and a bevel gear A is installed on the transmission shaft; the two lifting rotating devices at the top end and the bottom end of the diamond-shaped base plate are connected through the transmission shaft; the rotating mechanism comprises a feeding rod, a bevel gear B installed at the bottom of the feeding rod, and a bevel gear C installed on the fixing plate; the lifting mechanism comprises a guide rod, a leading screw installed on the guide rod and bevel gears D installed at the bottoms of the guide rod and the leading screw respectively; the bevel gears D are connected with the bevel gear A; and the bearing clamping device is connected with the bevel gear B. The electrically-driven bearing / gear mounting device can be used for adjusting the angle and height of the bearing during the process of installation at any moment and is time-saving and labor-saving.

The invention belongs to the technical field of bridges, and particularly relates to a municipal emergency overpass. The municipal emergency overpass comprises two bases, pier bodies made of steel trusses are arranged at the tops of the bases, platforms are fixedly connected to the tops of the pier bodies, bridge decks are hinged at one sides of the platforms, oil cylinders are obliquely arrangedbelow the bridge decks, one ends of the oil cylinders are hinged to the bottoms of the bridge decks, the other ends of the oil cylinders are hinged to the upper parts of the pier bodies, the oil cylinders are connected with high-pressure oil pumps through valves and pipelines, when the bridge decks work, the bridge decks are folded after being contracted through the oil cylinders, so that the occupied area is reduced, one side, far away from the corresponding pier body, of one bridge deck on one side is provided with a group of clamping openings, the positions, corresponding to the clamping openings, of the side surface of the bridge deck on the other side are provided with a group of T-shaped clamping columns, and the two bridge decks are mutually locked through cooperation between the clamping columns and the clamping openings. According to the municipal emergency overpass, the oil cylinders push the bridge decks to slow rotate, then the clamping columns are clamped into the clampingopenings to enable the two bridge decks to be tightly connected, namely the bridge decks can be rapidly installed in place, the use of large-scale hoisting equipment is avoided, and the installationefficiency of the overpass is improved.

The invention discloses a quick carrying and replacing device of a vertical boxless molding machine mold. The device comprises a base, wherein a directional wheel is arranged at one edge of the lower part of the base, and a universal wheel is arranged at the other edge; vertical adjusting frames are arranged at the upper part of the base; a row of parallel drums is arranged at the tops of the frames in the longitudinal direction; and spacing plates are arranged on the frames at the two sides of the drums. When the whole device is pushed to an appointed place in use, because of the effect of the row of drums at the tops of the frames, the mold can be pushed to slide and roll thereon, and can be quickly mounted in place; and the spacing plates are arranged for guaranteeing the carrying safety of the mold. Because of moving convenience of wheels and the drums on the frames, the quick carrying and replacement of the vertical boxless molding machine mold are realized, the labor intensity of workers is relieved, and the working efficiency is improved.

The invention provides an installation method for anti-sway deviation-proof laminated wood for a ship and a guide rail bracket for installing the laminated wood. The guide rail bracket at least comprises a round rod and two bracket assemblies which have the same structure and are symmetrically arranged; each bracket assembly comprises a base and a guide rail supporting seat, and the bottom face of each guide rail supporting seat is connected with the corresponding base through a height-adjustable support rod; a groove is formed in the top face of each guide rail supporting seat, and the two ends of the round rod are placed in the corresponding grooves. The height of the round rod can reach the height required in construction by adjusting the heights of the height-adjustable support rods; the laminated wood can rapidly move to a saddle seat only by placing one end of the laminated wood on the round rod and slightly pushing the laminated wood to the saddle seat, time and labor are saved, and therefore the installation efficiency is greatly improved, and the labor intensity of workers is reduced.

The invention discloses a refrigeration barrel and a refrigeration method. The refrigeration barrel comprises a barrel body, a barrel cover, a guide rod base, a guide locating rod, a liquid level adjusting buoy and a buoy press assembly. The barrel cover is arranged on the barrel body in a covering mode. The guide rod base is arranged on the inner bottom surface of the barrel body. The bottom endof the guide locating rod is connected with the guide rod base, and the guide locating rod is located on the axis of the barrel body. The liquid level adjusting buoy comprises a buoy guide hole, and the liquid level adjusting buoy sleeves the guide locating rod through the buoy guide hole. The buoy press assembly is located on the top of the liquid level adjusting buoy and used for detachably fixing the liquid level adjusting buoy to the inner bottom surface of the barrel body. The refrigeration barrel can be reused, the consumption of refrigerating fluid is reduced, and the cost is reduced.

The invention discloses a window type air disinfection fresh air ventilator which comprises a fresh air ventilator shell and a high-energy particle micro-electrostatic sterilization and dust removal module arranged in the fresh air ventilator shell. The fresh air machine shell comprises an upper shell body, a lower shell body, a left sealing head, a right sealing head, an outer side plate and an indoor shell body. A sealing body protruding outwards relative to the surface of the shell is arranged on the fresh air machine shell. The edge of the indoor shell protrudes relative to the surfaces of the upper shell, the left end socket and the right end socket to form a limiting part, and a groove-shaped shell installation part is formed between the sealing body and the limiting part. A ventilation air cavity is formed in the fresh air machine shell, the high-energy particle micro-electrostatic sterilization and dust removal module is arranged in the ventilation air cavity, and the high-energy particle micro-electrostatic sterilization and dust removal module comprises an electrode plate, a circular tube electrode and an electrode needle device, and the circular tube electrode and the electrode needle device are arranged on the electrode plate. During installation, only one fresh air ventilator installation frame needs to be reserved or arranged on an original window frame, the fresh air ventilator can be rapidly installed in place by being integrally aligned with the installation frame and being pushed and pulled, and effective sterilization and dust removal on air can be achieved while air circulation is achieved.

Disclosed is a fine blanking machine workbench capable of positioning moulds rapidly. The fine blanking machine workbench is used for rapidly positioning the moulds of a fine blanking machine. The inside of a lower workbench is provided with two rows of support wheels, and small plungers are mounted under the support wheels and connected to the lower workbench; both sides of the upper end surface of the lower workbench are provided with side guide seats, and the inside of each side guide seat is provided with a plurality of grooves, and wheels are arranged inside the grooves and are in contact with a mould lower connecting board; the bottom surface of the mould lower connecting board is provided with T-type grooves, and a square groove of the mould lower connecting board is in contact with a positioning block protrusion, which is mounted on the lower workbench and provided with a sensor; the inside of the lower workbench is provided with a plurality of sensors I; an inner mould locking system inside the lower workbench is provided with lower locking bars. According to the fine blanking machine workbench capable of positioning the moulds rapidly, both side surfaces of the mould lower connecting board are guided by the wheels, the bottom surface of the mould lower connecting board is supported by the support wheels, so that the moulds can be pushed and pulled flexibly and further the replacement time of the moulds can be greatly shortened; the rear square groove and the positioning block protrusion achieve positioning, accordingly high positioning precision can be obtained, and the service life of the moulds can be prolonged; the sensor is used for feeding back the positioning situation of the moulds, so that the safety performance can be greatly improved.

The invention relates to an installation method of a linear displacement sensor, belongs to the technical field of sensor installation, and solves the problem that small clearance fit or interference fit between an electric brush installation shaft and a lead screw sleeve cannot be realized due to the fact that the linear displacement sensor is installed in a sleeve type ball screw pair in a manner of overcoming friction by virtue of the gravity of an electric brush in the prior art. According to the invention, the long screw is arranged at the end part of the electric brush so that the length extension of the electric brush is realized, the electric brush and the sleeve nut are matched in place, the outer hexagonal nut is screwed on the electric brush through the inner hexagonal sleeve, the electric brush and the sleeve nut are fixedly connected through the outer hexagonal nut, and the long screw is convenient to disassemble; and the method can adapt to small clearance fit or transition fit between the electric brush and the sleeve nut, enables the electric brush to be rapidly installed in place, can overcome the reverse force of nut screwing through the long screw, and achieves the rapid installation of a linear displacement sensor and a lead screw nut pair.

The invention discloses a building curtain wall three-dimensional transporting system. The building curtain wall three-dimensional transporting system comprises a curtain wall hanging-bearing system, upper anchor point bases and lower anchor point bases, wherein the curtain wall hanging-bearing system is fixed to the back face of a curtain wall, the upper anchor point bases and the lower anchor point bases are fixed to the four corners of the external facade of a building, and the curtain wall hanging-bearing system is connected with two winches through two upper steel cables, wherein the two winches are mounted on the upper anchor point bases; and the curtain wall hanging-bearing system is connected with two tension control systems through two lower steel cables, wherein the two tension control systems are mounted on lower anchor point bases, and the tension control systems stabilize swinging of the curtain wall in air by maintaining tension on the steel cables. The curtain wall three-dimensional transporting system is arranged on the four vertexes of the external facade of the building, assembling and disassembling are rapid, the curtain wall can be moved rapidly and conveniently, and the mounting efficiency and safety of the curtain wall are improved.

The invention provides a hinge device for a torch bench lifting mechanism. The device comprises a first lug, a second lug and a hinge component which is simultaneously matched with the first lug and the second lug, wherein the hinge component comprises a shaft pin and a pin sleeve which is sleeved on the shaft pin; a bolt is fixedly connected at one side of the pin sleeve, and a free end of the bolt is provided with a nut and a pad; a screw hole is reserved on the pin sleeve, and a conical positioning hole is reserved on the corresponding shaft pin; and positioning bolts are arranged in the screw hole and the positioning hole so as to ensure the mutual positioning of the pin sleeve and the shaft pin. Due to large structure entity, an original separated structure is adopted for an arc frame and a boss, quick connection and assembly can be performed through the hinge device if necessary, the separated structure is convenient to store and transport, and the arc frame can occupy less space in a non-use state to save floor; and when in use, the arc frame is transported to the field, and is connected with the boss into a whole through the hinge device, and the operation is simple and convenient.

The invention discloses an installation method of comprehensive mechanized filling, coal mining and open-off cutting equipment. The installation method comprises the main steps: carrying out open-off cutting and open-off cutting shoring, laying a rail on the coal wall side, and transporting and installing a scraper conveyer; then, laying a rail in a goaf region, and transporting and installing a support; then making two gaps in a headpiece, and transporting and installing a coal mining machine; then transporting and installing a reversed loader by using a winch in a return air tunnel; finally laying a rail in the goaf region side after advance of the face by 3m, and installing a rear top beam of the support, a tamping mechanism and a porous bottom-dump conveyer. The installation method disclosed by the invention aims at solving the technical problem that the installation space of rear equipment is not enough after filling and coal mining front equipment is mounted, and a brand new method is provided for rapid installation of the comprehensive mechanized filling, coal mining and open-off cutting equipment. The installation method is simple, simple and convenient to operate and wide in practicability.

The invention provides a novel efficient oil fume purification device, relates to the technical field of oil fume purification devices, and solves the problem that it is troublesome to detach a filter screen for cleaning, the novel efficient oil fume purification device comprises a shell, the top of the shell is communicated with an exhaust pipe, the exhaust pipe is provided with a suction pump, the lower end of the shell is provided with a main air inlet pipeline, and a partition plate is arranged in the main air inlet pipeline; a partition plate is arranged in the main air inlet pipeline and divides the main air inlet pipeline into a first air inlet pipe and a second air inlet pipe, filter screens are arranged in the first air inlet pipe and the second air inlet pipe, an opening located below the filter screens is formed in the partition plate, the upper end of the opening is rotationally connected with a rotating shaft, and the rotating shaft is fixedly connected with a baffle matched with the inner wall of a pipeline of the first air inlet pipe and the inner wall of a pipeline of the second air inlet pipe. The rotating shaft is connected with a self-locking motor, the self-locking motor is connected with a processor, and a cleaning assembly used for flushing the filter screen is arranged above the partition plate. A structure capable of cleaning the filter screen is arranged in the oil smoke purification device, so that automatic cleaning can be realized without dismounting the filter screen.

The invention discloses a protection assembly structure and method of a switched reluctance motor for a bullet train. The protection assembly structure comprises a base, a top cover shell covering thetop of a motor body, and a rear cover shell which covers the back of the motor body and is integrally formed with the top cover shell, wherein the rear cover shell is provided with a horizontally-arranged clamping rod, the base is provided with a clamping groove corresponding to the clamping rod, the rear cover shell is inserted into the clamping groove along with the clamping rod in a guide fitmode to cover the back of the motor body, and the clamping rod is clamped and positioned in the clamping groove to position the rear cover shell and the top cover shell on the base. According to the invention, the installation stability of the switched reluctance motor in the running process of the bullet train is improved, the vibration is reduced, and the protection reliability of the switched reluctance motor in running process of the bullet train is improved; the rear cover shell and the base are rapidly assembled in an insertion mode that the clamping rod and the clamping groove are in guide fit, the assembling efficiency of the rear cover shell and the base can be effectively improved, and the protection assembly structure can be conveniently, rapidly and effectively installed in place; and the vibration of the motor body relative to the rear cover shell and the top cover shell is effectively reduced, and the protection reliability of the motor is higher.

A selenium drum pin pressing-in tool assembly comprises a pin positioning part and a pin pressing-in bar; the pin positioning part is a hollow cylinder; and a cylindrical protrusion is arranged at thetop end of the pin pressing-in bar and connected with the pin positioning part in an inserted mode. Pins can be mounted in place rapidly through the selenium drum pin pressing-in tool assembly, the working efficiency is greatly improved, and the time needed for mounting the pins is shortened.

The invention relates to the technical field of photovoltaic equipment installation, in particular to a photovoltaic installation lifting appliance and a using method. The photovoltaic installation lifting appliance comprises a driving machine, a photovoltaic lifting appliance body and a lifting shape-preserving frame, the driving machine is used for driving the photovoltaic lifting appliance body to move, and the lifting shape-preserving frame comprises an installation frame and multiple sets of supporting rods arranged in parallel; the installation frame is connected with the photovoltaic lifting appliance body, the supporting rods are connected to the mounting frame, the plane formed by the supporting rods in the same group is perpendicular to the plane formed by the installation frame, and the plane formed by the supporting rods in the same group is parallel to the length axis of the installation frame; and during use, the tops of the supporting rods are connected with a photovoltaic support. According to the invention, the photovoltaic support and a photovoltaic module are mounted on the photovoltaic lifting appliance body, so that simulated mounting of the photovoltaic support and the photovoltaic module on the ground is realized, high-altitude operation is avoided, and the construction risk is reduced.

The invention discloses a plastic pipeline quick connecting pipe fitting and a mounting method thereof.The plastic pipeline quick connecting pipe fitting comprises a pipe fitting body A and a pipe fitting body B. A set of clamping child parts are arranged on the outer wall of one end of the pipe fitting body A, a set of clamping mother parts are arranged on the outer wall of one end of the pipe fitting body B, and clamping gaps are formed between the clamping mother parts; and the pipe fitting A and the pipe fitting B are clamped and fixed by inserting the clamping sub-piece into the clamping gap. The pipe fitting has the beneficial effects that the pipe fitting A and the pipe fitting B are quickly clamped and matched through the clamping gap formed between the clamping son part and the clamping mother part, and the pipe connecting speed is increased.

The invention discloses an auxiliary fixture for ground electrode installation, which is used for installing a ground electrode. The ground electrode is angle steel, the acute angle side of the groundelectrode is the inner side, and the obtuse angle side of the ground electrode is the outer side. The auxiliary fixture consists of an inner fixture and an outer fixture. The inner fixture includes an inner folding plate matching the inner side of the ground electrode. The two side edges of the inner folding plate are wider than the two side edges of the ground electrode. An inner hitting table is welded to the inner side of the inner folding plate. First threaded holes are respectively arranged in the top corners of the two side edges of the inner folding plate. The outer fixture includes anouter folding plate matching the outer side of the ground electrode. The two side edges of the outer folding plate are wider than the two side edges of the ground electrode. An outer hitting table iswelded to the outer side of the outer folding plate. Second threaded holes are respectively arranged in the top corners of the two side edges of the outer folding plate. By using the inner fixture and the outer fixture to clamp the ground electrode, an appropriate hitting height is realized, and therefore, the ground electrode can be quickly installed in place.

The invention discloses computer hard disk gasket assembling equipment and method. The computer hard disk gasket assembling equipment comprises a vibration feeder and a gasket conveying track of the vibration feeder, a material guiding opening is formed in the tail end of the gasket conveying track, a material penetrating rod with a limiting table is vertically arranged under the material guiding opening, and the outer diameter of the material penetrating rod is smaller than the hole diameter of a gasket. The lower portion of the material penetrating rod is fixedly connected to a telescopic rod of a vertical telescopic device, the vertical telescopic device is fixedly connected with a sliding piece, the bottom of the sliding piece abuts against the supporting table and can horizontally slide along the table top of the supporting table by means of external force, and the side portion of the supporting table is fixedly connected with a horizontal air cylinder. The horizontal air cylinder drives the sliding piece, the vertical telescopic piece and the material penetrating rod to move synchronously when acting, and the vertical telescopic piece drives the material penetrating rod to stretch out and draw back up and down when acting. A photoelectric sensor is horizontally arranged on the top of a vertical plate of the supporting table, and light emitted by the photoelectric sensor directly faces the axis of the material penetrating rod and the center of the gasket clamping position at the same time. According to the computer hard disk gasket assembling equipment and method, intelligent installation / assembly of a rubber gasket of a computer hard disk frame is achieved, and the installation efficiency of the rubber gasket is greatly improved.

The invention provides a hinge device for a torch bench lifting mechanism. The device comprises a first lug, a second lug and a hinge component which is simultaneously matched with the first lug and the second lug, wherein the hinge component comprises a shaft pin and a pin sleeve which is sleeved on the shaft pin; a bolt is fixedly connected at one side of the pin sleeve, and a free end of the bolt is provided with a nut and a pad; a screw hole is reserved on the pin sleeve, and a conical positioning hole is reserved on the corresponding shaft pin; and positioning bolts are arranged in the screw hole and the positioning hole so as to ensure the mutual positioning of the pin sleeve and the shaft pin. Due to large structure entity, an original separated structure is adopted for an arc frame and a boss, quick connection and assembly can be performed through the hinge device if necessary, the separated structure is convenient to store and transport, and the arc frame can occupy less space in a non-use state to save floor; and when in use, the arc frame is transported to the field, and is connected with the boss into a whole through the hinge device, and the operation is simple and convenient.