30results about How to "Easy positioning and locking" patented technology

The invention relates to the technical field of live upright rod mounting, and discloses a wire locking and positioning assembly structure. The wire locking and positioning assembly structure comprises a sliding sleeve and a hoop connected with the side surface of the sliding sleeve; the sliding sleeve is internally provided with a lock mechanism; the hoop comprises an upper hook body and a lowerhook body; one end of the upper hook body and one end of the lower hook body are hinged; the other end of the upper hook body extends to form an upper lug; the other end of the lower hook body extendsto form a lower lug; outer ends of the lower lug and the upper lug are provided with grooves; the groove of the lower lug is internally provided with a stud; the stud and the lower lug are in rotating connection through a pin shaft; the outer end of the stud is provided with a screw sleeve; and the outer end of the screw sleeve is provided with a rotating handle. The wire locking and positioningassembly structure has the beneficial effects of convenient use and stable positioning.

The invention discloses a waterproof connector capable of being quickly locked, comprising a plug and a socket which are matched with each other. The waterproof connector is characterized in that the plug comprises a plug body (6) and a waterproof shell arranged on the plug body (6), a plug contact piece is arranged on the plug body (6), the socket comprises a socket shell (11) matched with the waterproof shell and a socket contact piece (13) arranged on the socket shell (11), and a sealing structure (5) is arranged at the bottom of the socket shell (11). The waterproof connector capable of being quickly locked is not only simple in structure, but also low in cost and waterproof, the using scope of an electrical connector consisting of the plug of the invention can be extended, and the plug and the socket of the connector can be quickly connected and conveniently replaced so that the connector is suitable for promotion and use.

The invention discloses a grinding and separating device of a plain end vibration polisher machine, which comprises a mounting plate, fixing rods are fixedly connected to the two ends of the surface of one side of the mounting plate, a U-shaped frame is fixedly connected to one end of each fixing rod, transverse shafts are rotatably connected to the surfaces of the two sides of the U-shaped frame, and a treatment box is rotatably connected to the surfaces of the transverse shafts; positioning screws are in threaded connection with the two ends of the surface of the other side of the U-shaped frame, one ends of the positioning screws abut against and are connected to the surface of the transverse shaft, a transverse hinge seat is hinged to the side face of one end of the treatment box, a separation box is hinged to the surface of the transverse hinge seat, and an opening in one end of the separation box is slidably connected to the surface of one end of the treatment box; a positioning groove is formed in a port of the separation box, a mesh box is slidably connected to the side face of the separation box, and a positioning ring is fixedly connected to the side face of one end of the mesh box, so that the practical convenience and stability can be greatly improved, and safety and high efficiency of separation and operation are guaranteed.

The invention relates to a vertical drilling device for a roof of a steel skeleton composite building. The device comprises a driving motor, a fixing end, a drill bit, a fixing frame, handles, positioning supporting rods, supporting springs, vertical positioning mechanisms and sealing mechanisms, wherein the output shaft end of the driving motor is provided with the fixing end, one end of the fixing end is provided with the drill bit, the fixing frame is fixedly installed at a shell of the driving motor through bolts, the handles are symmetrically installed at the two ends of the fixing frame, the positioning supporting rods are symmetrically welded to the upper end face of the fixing frame, one ends of the vertical positioning mechanisms are connected with the positioning supporting rods, the outer walls of the two positioning supporting rods are both sleeved with the supporting springs, the sealing mechanisms are arranged on the inner walls of the vertical positioning mechanisms, and a shaft hole is formed in the center of one end face of the shell of the driving motor. According to the device, the vertical drilling requirements of roofs with different angles can be met, the sealing mechanisms are arranged, waste chips generated during drilling are effectively prevented from falling onto operators, and the practicability is higher.

The invention discloses a floating positioning and locking mechanism which comprises bolts, locking blocks, cushions and a fixing frame, wherein T-shaped grooves are formed in the fixing frame and correspond to all mounting holes of a product; the locking blocks are arranged in the T-shaped grooves; the cushions are arranged on the peripheries of the locking blocks on the fixing frame; inner threads are formed in inner holes of the locking blocks; and the bolts are in threaded connection with the inner holes of the locking blocks. The floating positioning and locking mechanism disclosed by the invention has the advantages that the floating positioning function is achieved, the difficulty in hoisting a large-scale box-type product is lowered, the product surface is protected from scratches, the labor cost is reduced, and the hoisting efficiency is improved; through the arrangement of the cushions, the impact force generated from a fall of the product can be buffered by the cushions, and the product protecting function can be achieved; and after the bolts are locked, the cushions can serve elastic washers, thereby protecting the bolts from looseness and improving the bolt connection reliability.

The invention relates to the technical field of building machinery, and discloses a high-precision lifting hook connecting structure for a tower crane, the high-precision lifting hook connecting structure comprises a lifting device and a lifting hook, the top of the lifting device is provided with an extension lifting wheel, rotating shafts are connected to the two ends of the interior of the lifting device and the middle of the extension lifting wheel, and transverse plates are mounted at the two ends of the bottom of the lifting device; a monitoring device and a lighting device are arranged at the lower end of the transverse plate, the top of the lifting hook penetrates through the lifting device to be connected with a buffer plate, spring columns are distributed at the two ends of the bottom of the buffer plate in a welded mode, the inner side end of the lifting hook is connected with a locking rope, and a talkback calling device is arranged at the lower end of the side of the lifting device. A solar panel is arranged at the upper end of the side portion of the lifting device, and a fan is arranged in the middle of the interior of the lifting device. The high-precision lifting hook connecting structure for the tower crane is high in stability, capable of achieving intelligent monitoring and lighting, convenient to operate at night, safe, reliable, capable of achieving buffering and damping, capable of efficiently hoisting a rope for heat dissipation and dust removal, energy-saving and environmentally friendly.

A multi-band phased-array antenna rotation testing device disclosed by the invention is simple in structure, convenient to install and high in precision, and has an angle rotation control function. According to the technical scheme, a U-shaped cantilever support (1) is fixedly connected with the inner side of a radome in a conformal mode according to the shape of the inner side of the radome, and the U-shaped cantilever support is fixedly connected with a scale plate (3) to form a rotary cantilever connected with a rocking handle (5); and the scale plate is provided with a circular array indexing hole system and indexing scribed lines which are uniformly distributed around the circle center of a bearing in an equally divided manner, the rocking handle is rotated to drive a tested antenna (8) to rotate and control the steering angle of the scale plate, a pointer (2) fixed at the top end of a bearing seat (4) and coinciding with the axis indicates the rotation angle of the tested antenna (8) by using the tip, and a rotation angle locking function is achieved through an elastic indexing pin (6) mounted on the lower side of the bearing seat. The device can be adapted to different darkroom rotary tables, and meets the installation requirements of various rotary tables.

The invention discloses a positioning device for a K2 adapter, which comprises a base, a supporting block is fixedly connected to the surface of one side of the base, a transverse arc groove and a longitudinal arc groove are formed in the surface of one side of the supporting block, the transverse arc groove is perpendicular to the longitudinal arc groove, and mounting through holes are formed in the surfaces of the two sides of the base. Operating grooves are formed in the surfaces of the two sides of the base correspondingly, the surface of one side of each operating groove is located at one end of the corresponding mounting through hole, a hexagonal positioning groove is formed in the surface of one side of each operating groove, one end of each hexagonal positioning groove is located at one end of the corresponding mounting through hole, and an arc positioning groove is formed in the surface of the other side of the base. And arc mounting grooves are formed in the two ends of the side face of the arc positioning groove correspondingly, and arc supporting plates are fixedly mounted on the side faces of the arc mounting grooves, so that the use convenience and stability can be greatly improved, and the safety and high efficiency of positioning are guaranteed.

The invention discloses a button device with a water discharging selection function. The button device comprises buttons and connecting pieces, wherein the connecting pieces are in press fit with thebuttons; the buttons are of a thin-shell structure with a downward opening, and stirring blocks are slidably arranged on the upper end faces of the buttons and provided with jacking and pushing partsstretching into the buttons; the connecting pieces are provided with at least two jacking rods, the jacking rods can slide up and down along the connecting pieces, the upper ends of the jacking rods are located in the buttons, and the lower ends of the jacking rods are connected with pressing handles of faucets; in the process that the stirring blocks slide along the upper end faces of the buttons, the jacking and pushing parts of the stirring blocks can be flush with the upper end of any jacking rod, and when the buttons are pressed or loosened, the jacking rods can be driven by the jacking and pushing parts of the stirring blocks to control the faucets to be opened or closed. The button device is simple in structure and convenient to operate; by sliding the stirring blocks, the positionsof the jacking and pushing parts are adjusted so that the jacking and pushing parts can be flush with different jacking rods, and the purpose of controlling different faucets to be opened for water discharging is achieved by pressing the buttons.

The invention discloses an N-N-diethyl m-methyl benzamide reactor which comprises a kettle body, a shell and a cover body. The outer side wall of the kettle body is sleeved with the shell, and a discharge port is welded in the center of the bottom of the shell. Supporting columns are welded to the edge of the bottom end of the shell at equal angles, and the bottom ends of the supporting columns are sleeved with flange plates. The cover body is arranged right above the shell, and a driving mechanism is mounted in the center of the top end of the cover body. A main feeding opening is formed in the left side of the top end of the cover body, and auxiliary feeding openings are formed in the right side of the top end of the cover body at equal angles. Butt joint openings are fixedly formed in the top ends of the auxiliary feeding openings, shaft sleeves are arranged on the outer sides of the butt joint openings, and conveying pipes are fixed to the top ends of the shaft sleeves. According to the N-N-diethyl m-methylbenzamide reactor, the assembling efficiency of the reactor is improved, the stability of the reactor during operation is improved, and safety and convenience during feedingare achieved.

The invention belongs to the technical field of rail transit equipment, and particularly relates to an urban rail transit rail quick connecting device which comprises a first guide rail and a second guide rail, one end of the first guide rail is slidably inserted into the surface of one end of the second guide rail, and the two ends of the first guide rail and the two ends of the second guide railare provided with a first clamping groove and an adjusting cavity correspondingly. And a second clamping groove is formed in the inner top wall of the first clamping groove, the inner wall of the second clamping groove is perpendicular to the inner wall of the first clamping groove, and a rapid mounting device is arranged in the adjusting cavity. According to the quick connecting device, the rapid mounting device is arranged in an adjusting cavity and comprises an adjusting rod, so that during mounting operation, rapid mounting, locking and fixing can be achieved, operation is easy, mountingand dismounting are easy and convenient, and two guide rails can be rapidly controlled to be firmly connected; and dangers caused by derailing after long-term use are avoided.

The invention discloses a segmented positioning and adjusting device which comprises a first sliding rail, a second sliding rail and a positioning and locking mechanism, wherein a first slideway and a second slideway, which are matched with each other, are respectively formed in the first sliding rail and the second sliding rail; the slideways are arc tracks; positioning clamping grooves are formed in two sides of the second sliding rail; positioning clamping plates are arranged at two sides of the first sliding rail, and can slide in the corresponding positioning clamping grooves; the positioning and locking mechanism is used for controlling the sliding or positioning locking action of the first sliding rail on the second sliding rail, and comprises a positioning block, a plurality of clamping parts and transmission parts; the transmission parts are connected with the clamping parts; a segmented positioning track is formed by the plurality of clamping parts and transmission parts, and is arranged on the second sliding rail; a positioning groove is formed in the first sliding rail; and the positioning block is arranged in the positioning groove. The segmented positioning and adjusting device is simple and compact in structure, convenient to operate, and long in service life; sliding and positioning locking states between the sliding rails are realized; the time is effectively shortened; and the work efficiency is improved.