246results about How to "Realize connection fixation" patented technology

A full-automatic installation device for building outer wall stones comprises a walking device (1) and is characterized in that an adjustable platform (2) is installed on the upper surface of the walking device (1) through horizontal adjusters (13), a lifting device (4) is arranged on one side of the upper surface of the adjustable platform (2), a lifting platform (3) is installed on the lifting device (4), and a positioning panel turning mechanism (5) is arranged on the lifting platform (3). One or more mechanical arms (8) are installed on one side, close to the panel turning mechanism (5), of the lifting platform (3), the problem that in the traditional process that the stones or ceramic tile panels are constructed on a wall space, an automatic device can not be adopted for installation and construction is effectively solved, the stones or the ceramic tile panels can be fully automatically installed for a building outer wall in the whole process, installation efficiency and precision are high, construction safety is good, and the full-automatic installation device has incomparable superiority compared with traditional manual installation and has good using prospects in the future.

The invention discloses an ejecting clamping type connecting piece and a connecting pile. The ejecting clamping type connecting piece comprises a large nut sleeve, a small nut sleeve, a connecting piece and an insertion rod. The large nut sleeve is connected with the connecting piece in a threaded mode. A plurality of bent ejecting sheets are arranged on the side, contained in the large nut sleeve, of the connecting piece in an annular-array mode, and the included angles between the bent ejecting sheets and the inner side wall of the large nut sleeve are larger than 0 degree. One side of the insertion rod is connected with the small nut sleeve in a threaded mode, an annular groove is formed in the outer circumference face of the other side of the insertion rod, the groove face of the side, far away from the small nut sleeve, of the annular groove is set to be a stop face which is used for limiting the bent ejecting sheets connected to the annular groove in a clamped mode. According to the ejecting clamping type connecting piece and the connecting pile, due to the structural arrangement of the connecting piece, an upper connecting pile body and a lower connecting pile body are fixedly connected, and the technical problem of shaking of the connection between the upper connecting pile body and the lower connecting pile body which are fixedly connected is solved.

The invention discloses a fixed-length cutting device for a stainless steel tube. The fixed-length cutting device for a stainless steel tube comprises a cutting platform and a cutting head group, andfurther comprises a length determining assembly and a clamping assembly; the left side end of the cutting platform is provided with an opening groove, a cutting panel is arranged in the opening groove, and a material collecting box is arranged under the cutting panel; and the length determining assembly comprises a fixed side plate, positioning screws and a positioning pressing plate, the fixed side plate is located over the left end of the opening groove and fixedly connected with the top face of the cutting platform, the positioning screws are symmetrically arranged on the front side and theback side of the fixed side plate, and the two ends of the positioning pressing plates are arranged on the two positioning screws in a sleeving mode separately. According to the fixed-length cuttingdevice for the stainless steel tube, the structure is simple, the practicability is high, operation is easy, use is convenient, not only can the cutting rate and the cutting precision of the stainlesssteel tube be improved, but also the cutting length standard can be guaranteed every time only through one time of cutting length measurement, the manual labor intensity is effectively reduced, the error rate brought by each time of manual measurement is decreased, and resources and the cost are saved.

The invention belongs to the technical field of wire clamps, particularly relates to a parallel groove wire clamp, and aiming at solving the problem that clamping is unstable due to the fact that thedimensions of the majority of the existing parallel groove wire clamps are fixed and cannot be adapted to stranded wires of different specifications. A scheme is proposed as follows: the parallel groove wire clamp comprises a fixed base, wherein a connecting groove is formed in the top of the fixed base; two lower clamping bodies are arranged on the inner wall of the bottom of the connecting groove; two inserting grooves are formed in the top of the fixed base; two inserting rods are movably installed in the two inserting grooves; the top ends of the two inserting rods are connected with the same pressing plate in a sliding mode; two bearing pedestals are fixedly arranged at the top of the pressing plate; and the two bearing pedestals are rotationally provided with the same threaded rod. The parallel groove wire clamp can be well adapted to the stranded wires of different specifications for use, so that strong adaptability is achieved, the extrusion and buffering can be carried out onthe extrusion firstly, and the stranded wires can be protected conveniently; and meanwhile, disassembly is convenient, so that the development of overhaul and maintenance is facilitated.

The invention relates to the technical field of structural engineering and discloses a concrete filled steel tubular column-beam joint structure and a construction method thereof. The concrete filledsteel tubular column-beam joint structure is composed of an upper concrete filled steel tube, a lower concrete filled steel tube and an H-type steel beam; the lower end of the upper concrete filled steel tube is provided with a steel cylinder, and the outer wall of the steel cylinder is attached to the inner wall of the upper concrete filled steel tube to form a convex structure; the upper end ofthe lower concrete filled steel tube is provided with a groove matched with the steel cylinder; the circumference of the jointed part between the upper concrete filled steel tube and the lower concrete filled steel tube is provided with a steel plate, which is provided with connecting units for connecting the H-type steel beam. The concrete filled steel tubular column-beam joint structure is simple in form, high in connecting and fixing strength, rapid in construction and capable of enhancing the integral connecting strength of concrete filled steel tubular column-beams.

The invention discloses a liquid crystal display screen with an automatic storage structure for an intelligent household electrical appliance, and relates to the technical field of intelligent household electrical appliances. The liquid crystal display screen comprises an outer cabinet body, a display screen body and a heat dissipation reinforcing mechanism, a first partition plate is fixed in front of the middle of the outer cabinet body, and an object placing assembly is installed on the inner wall of the upper portion of the outer cabinet body; a damping bottom plate is fixed to the bottom of the outer cabinet body, a lifting mechanism is installed on the rear side of the upper portion of the damping bottom plate and comprises a hydraulic cylinder, a movable lifting frame, a fixing plate and a multi-section movable contraction plate, and the hydraulic cylinder is located on the rear side of the lower portion of the outer cabinet body; and the movable lifting frame is arranged on the upper side of the hydraulic cylinder, and the fixing plate is connected to the upper portion of the movable lifting frame. The liquid crystal display screen has the beneficial effects that by using a telescopic mechanism and a lifting mechanism, the display screen body can be driven to retract and descend, so that the display screen body can be stored to the lower part in the outer cabinet body, and the display screen body and the outer cabinet body are combined to realize invisible installation.

The invention discloses a heat dissipation method for a transformer station, and the method comprises the following steps: 1, starting a dustproof piece; 2, starting a cooling fan, wherein the rotating speed of the cooling fan is 1000-2800 r/min. An outer end of a blade is slidingly connected with a sliding block, and the sliding block can slide outwards under the action of a centrifugal force after the blade rotates. The sliding of the sliding block inevitably drives a second magnet, an air bag and a top plate to move outwards, and the dustproof piece also can move outwards, and the upper endof a connecting rod moves upwards. The lower ends of the connecting rod moves in a reverse direction, thereby driving a torsion handle of a sliding switch to move. After the temperature decreases, the air bag shrinks to control the torsion handle to move in a reverse direction, thereby reducing the rotating speed of the cooling fan. The above operations are carried out in a looped manner, therebyachieving the automatic adjustment. The method can solve a problem that a conventional box-type transformer substation is low in heat dissipation efficiency.

The invention discloses a connecting structure and construction method of steel ribs and hoops of a steel rib concrete structure column and relates to the technical field of steel rib concrete structure column construction. The BIM technology is used for establishing data models of profile steel rib columns, longitudinal reinforcing steel bars and the hoops, and meanwhile, the size and the positions of hoop connecting boards and the hole diameter and the forming positions of run-through holes are determined; and binding, buckling and fixing operation of the hoops, the profile steel rib columnsand the longitudinal reinforcing steel bars is finished on the site. In the hoop connection construction process of the profile steel concrete structure column, the longitudinal hoop connecting boards are welded to profile steel column webs, the hoops are buckled to the hoop connecting boards, web perforation and hoop welding construction are not needed, construction operation efficiency can be improved, the profile steel web section loss ratio can be reduced, hoop connection reliability can be guaranteed, the profile steel stress performance is improved, meanwhile, cost can be saved, a construction period can be shortened, and construction operation difficulty and construction personnel labor intensity are reduced.

The invention discloses a non-welding stone curtain wall mounting structure which comprises at least one groove type embedded piece, at least one T-shaped bolt, at least one switching piece, at least one first connecting piece and at least one stone connecting component. The groove type embedded piece is arranged in a reserved groove of a building body. A T-shaped head of the T-shaped bolt is detachably arranged in the groove type embedded piece. A screw rod of the T-shaped bolt extends out of the building body. One end of the switching piece is connected with the T-shaped bolt through a nut. The other end of the switching piece is connected with a certain vertical column. The connecting piece is used for being connected with the certain vertical column and a curtain wall horizontal beam. The stone connecting component is used for being connected with a stone plate and the curtain wall horizontal beam. The invention further discloses a non-welding stone curtain wall mounting method. A mechanical bolt mode is completely used for connecting, horizontal-vertical position adjusting of a steel structure part is convenient, on-site welding work is avoided, fire hazards are basically removed, and due to mechanical connecting, detaching and maintaining of the stone curtain wall are convenient.

The invention discloses a heat dissipation method for a transformation device. The heat dissipation method comprises the steps of: step 1, opening dust-proof sheets; step 2, turning on a heat dissipation fan, wherein a rotation speed of the heat dissipation fan is 1500-2500 r/min, the outer end of a blade is slidably connected with a sliding block, each sliding block can slide outwards under the action of a centrifugal force after the corresponding blade rotates, the sliding of each sliding block is bound to drive a second magnetic body, an air bag and a top plate to move outwards, the corresponding dust-proof sheet can move outwards accordingly, the upper end of a connecting rod moves outwards, the lower end of the connecting rod moves reversely so as to drive a button handle of a slide switch, and the air bag contracts to control the button handle to move reversely after the temperature is lowered, so as to reduce the rotation speed of the heat dissipation fan, and the steps are repeated to realize automatic adjustment. The heat dissipation method for the power transformation equipment can solve the problem of low heat dissipation efficiency of the existing box type transformer substation.

The invention discloses a brazing material for repairing an anode steel claw and a preparation method thereof. The brazing material comprises tubular brazing filler metal and semi-ring-shaped brazingfiller metal, a corrosion section of an anode steel claw head to be repaired is cut off, a boss is machined at the lower end of the anode steel claw head to be repaired, a groove is machined in the upper end of round steel replacing the corrosion section, the tubular brazing filler metal is placed in the groove, and the semi-ring-shaped brazing filler metal is placed on the edge of the groove; thetubular brazing filler metal is formed by folding a brazing filler metal thin strip with the surface coated with a brazing flux layer for multiple times in the length direction to form short strip-shaped brazing filler metal with the brazing filler metal and brazing fluxes mutually alternately and then carrying out winding by taking a short edge as a shaft; the semi-ring-shaped brazing filler metal is formed by cutting a brazing filler metal thin strip with the surface coated with a brazing flux layer into semi-ring-shaped brazing filler strips and then carrying out multi-layer overlaying; and the brazing filler metal thin strip comprises, by weight, 50-55 parts of copper, 37.5-41 parts of zinc, 3.6-4.3 parts of manganese, 1.9-2.6 parts of cobalt, 0.7-0.95 part of iron, 1.6-1.9 parts of copper-plated graphene and 0.1-0.3 part of microelements. The brazing material is specially used for repairing the anode steel claw, the resistivity of the repaired steel claw is remarkably reduced, and the repaired steel claw is good in conductivity, high in strength, and long in service life.

The invention discloses a Faraday probe, relates to the technical field of aerospace instruments, and aims at solving the technical problems of low measurement accuracy of the present Faraday probe. The Faraday probe comprises a Faraday probe body. The Faraday probe body comprises a collection ring, a collection protection insulation device and a protection ring. The external side of the collection ring is sleeved by the collection protection insulation device. The external side of the collection protection insulation device is sleeved by the protection ring. The collection protection insulation device and the collection ring are fit in an interference way. The collection protection insulation device and the protection ring are fit in a clearance way.

The invention relates to a T-shaped integral-rotation adjustable cantilever base. The T-shaped integral-rotation adjustable cantilever base comprises a base body which is fixed to a strut and installed vertically, and horizontal connecting single lugs are arranged on the side face of the base body. Opening holes are formed in the middles of the connecting single lugs, the connecting single lugs the and lower connecting rings on the upper portions of the connecting single lugs are fixed, the lower connecting rings are provided with opening holes corresponding to the connecting single lugs, andvertical bearing assemblies is are arranged in the opening holes. The bearing assemblies and the lower connecting rings are fixed and are connected with boss rotary fixing shafts, and cantilever brackets are mounted on the boss rotary fixing shafts through the end portions. According to the T-shaped integral-rotation adjustable cantilever base, the free rotation of the boss rotary fixing shafts isrealized through rolling bearings, the horizontal free rotation of the cantilever brackets is further driven by the close connection between square structures of the lower parts of the boss rotary fixing shaft and square holes of the cantilever brackets, the horizontal free rotation of contact lines and carrier cables of the end portions of the cantilever brackets is further driven, and the horizontal lateral movement function of flexible mobile contact nets is further realized.

The invention discloses an inflatable composite board, a folding container and a recreational vehicle. The inflatable composite board comprises an inflatable fabric board, the inflatable fabric boardcomprises an inflatable cavity and an inflatable fabric defining the inflatable cavity, and the external surfaces of the inflatable fabrics of one or two sides of the inflatable fabric board are provided with metal layers. The inflatable composite board can keep warm and insulate heat, is a light-weight material, and has a good anti-piercing effect and anti-aging effect; and in particular, when used on the folding container and the recreational vehicle, the inflatable composite board can greatly realize the light weight of structures.

The invention relates to a forward-moving type forklift storage battery unhooking device which comprises a vehicle frame, a gantry, a vehicle frame middle plate and a storage battery supporting frame. The lower end of the gantry is provided with a lock block, the vehicle frame middle plate is provided with a lock mechanism, the lower end of the storage battery supporting frame is provided with a lock hook, the lock hook comprises a first hook head matched with the lock block and a second hook head matched with the lock mechanism, when the first hook head and the lock block are locked in a matched mode, the second hook head and the lock mechanism are in the unlocking state, and under the state, the storage battery supporting frame and the gantry are fixed relative to each other; when the second hook head and the lock mechanism are locked in a matched mode, the first hook head and the lock block are in the unlocking state, and under the state, the storage battery supporting frame and the vehicle frame are fixed relative to each other. It is known through the forward-moving type forklift storage battery unhooking device that connection and fixation between the storage battery supporting frame and the gantry and between the storage battery supporting frame and the vehicle frame are achieved through different matches between the lock hook and the lock block and between the lock hook and the lock mechanism, therefore forward movement and return of a storage battery are achieved, and maintenance, adjustment, assembling and disassembling of the storage battery become simple and convenient.

The invention provides a distance adjusting device and an LED (Light Emitting Diode) display device thereof. The distance adjusting device comprises a first adjusting mechanism; the first adjusting mechanism comprises a first connection part (10) which is provided with a first through hole (11), a second connection part (20) which is matched with the first connection part and provided with a second through hole (21), an adjusting pin (30) which comprises a first column section (33) and an eccentric section (32) which is arranged at one end of the first column section (33) and a rotation stopping part (40); the first column section (33) is matched with the first through hole (11); the eccentric section (32) is matched with the second through hole (21); the eccentric section (32) rotates eccentrically inside the second through hole (21) to adjust the distance between the first connection part (10) and the second connection part (20); the eccentric section (32) is fixed through the rotation stopping part (40) after eccentric rotation. According to the technical scheme, the distance adjusting device effectively solves the problem that gaps between LED product units in the prior art cannot be adjusted.

The invention relates to the technical field of equipment of mounting components and parts onto a PCB, in particular to equipment used for mounting a switch to the PCB. In the equipment used for mounting the switch to the PCB, a rotary disc drive device is used for driving a rotary disc to rotate; a mounting base is mounted on a rotary disc; when the rotary disc rotates, the mounting base can sequentially reach a switch mounting station, a PCB mounting station, a welding station and an unloading station; a PCB mounting slot and a switch mounting slot are formed in the mounting base; a switch supply device is used for placing the switch into the switch mounting slot of the mounting base at the switch mounting station; a PCB supply device is used for placing the PCB into the PCB mounting slot of the mounting base at the PCB mounting station; a welder is used for welding the switch onto the PCB; and the unloading device is used for unloading the PCB at the unloading station. The equipmentused for mounting the switch to the PCB disclosed by the invention can automatically mount the switch to a position, which corresponds to the switch, of the PCB, can automatically weld, and saves labour power.