276results about How to "Not easy to slide out" patented technology

The invention discloses a disposable lock with packaging system, comprising a hollow lock body and lock beam fastening the lock body; wherein the lock body is composed of one part and one-step moldingis realized, and the lock body is internally provided with a fastening device realizing disposable matching closure with at least one end of the lock body; the top of the lock body is opened with anopening, the opening is sealed by a lock cover in fit installation with the lock beam, the bottom or the side part of the lock body is provided with a through groove communicated with the cavity of the lock body, and the through groove is sealed by the packaging system. The disposable lock adopts the structure, the lock beam can penetrate rope, iron chain and the like to be locked with the lock body and then hung; and meanwhile little notes, little presents and the like can be placed into the lock body for blessing. As the fastening device of the disposable lock is realized by relatively simple fastening of bayonet and block groove, technology is simplified; and the disposable lock structure of the invention is simpler and is easy to produce, cost is low, and closure effect is firm.

The invention relates to a lift door sill which is composed of a basal plate, a runner plate, a support block, a hook block and bent angles connected between the support block and the hook block. The bent angles are right angles. The manufacturing method of the lift door sill comprises the following steps: metal plate materials with 1.5-5mm thickness are cut into strip blocks according to needed sizes and peripheral burr is removed; the strip blocks are planned with V-shaped slots according to the designed positions and order, the field angle of the V-shaped slot is from 80 to 95 DEG, the depth of the slot is 0.5-0.8 times as much as the thickness of the plate materials; the plate materials which are opened with the V-shaped slots are arranged in a bending die, and are bent into right angles according to the design order; the bent-forming products are carried through superficial treatment. The bent angle of the lift door sill manufactured by utilizing the method is a right angle, and the safety coefficient is high. The manufacturing method has the advantages of less equipment, small occupied place, raw material conservation, low energy consumption, no secondary environmental pollution, low manufacturing cost and mass production, and can be used in various sightseeing lifts, passenger lifts, goods lifts, etc.

The invention relates to a two-wheel vehicle positioning jig which comprises a supporting piece and at least one set of positioning frames arranged on the supporting piece. Each positioning frame comprises two first blocking pieces and a vehicle wheel, wherein the two first blocking pieces are arranged oppositely in the side direction, the vehicle wheel is arranged between the two first blocking pieces and used for containing a two-wheel vehicle. The same ends of the two first blocking pieces of each positioning frame form a first outlet of the vehicle wheel, and the same other ends of the two first blocking pieces of each positioning frame form a second outlet of the vehicle wheel. The two-wheel vehicle positioning jig is characterized by further comprising a rod-shaped second blocking piece which is arranged to shield the first outlet, buffering pieces are arranged at the side, at least facing the second outlet, of the second blocking piece, and the thickness of the buffering pieces in the radial direction of the second blocking piece is one fifth to half of the radial thickness of the second blocking piece. Due to the arrangement of the second blocking piece and the buffering pieces, a metal frame positioning a jig body and a vehicle are protected at the same time. A third blocking piece can be arranged at the other ends of the positioning frames to ensure that the vehicle is parked in place, and the two-wheel vehicle positioning jig is not prone to sliding out at a certain slope.

The invention relates to an anchoring method of a flat cross section of a carbon fiber composite reinforcement material. The anchoring method is characterized in that the carbon fiber composite reinforcement material is locally heated and softened at a part close to the tail of an anchorage device, when the temperature of the carbon fiber composite reinforcement material is close to the solidifying temperature of the reinforcement material, the heated part is rolled to be flat by a tool, the reinforcement material is subjected to four-times rolling, the rolling is respectively carried out two times in the orthogonal direction and the vertical direction of the reinforcement material, and after cooling, the rolled part is solidified again; after the reinforcement material passes through location holes of an end plug and a sealing cover, the anchorage device is vertically placed, the end plug is moved away, and an epoxy resin mortar anchoring filler is poured into the anchorage device from the small end of the anchorage device, after the anchorage device is filled with the filler, the end plug is put at an original location, and after the anchorage device is vertically placed for one day and the epoxy resin mortar anchoring filler is solidified, the glue pouring and solidifying of the other end are carried out. The anchoring method has the advantages that the local surface of the carbon fiber composite reinforcement material can be rapidly and conveniently flattened, the contact area between the reinforcement material and the epoxy resin mortar anchoring filler is enlarged, the mechanical bite force is generated, the anchorage bonding length is reduced, and meanwhile, the reinforcement material is prevented from slipping off from the anchoring filler.

The invention discloses a charged replacement method for the whole string of insulators of an ultra-high-voltage transmission line, wherein two to three connection plates and a hardware fitting for charged replacement are used; the hardware fitting for charged replacement comprises a hardware fitting body (3); a first connection plate (7) in the shape of an isosceles triangle or an isosceles trapezoid is connected to one side of the hardware fitting body; a second connection plate (14) is connected to the other side of the hardware fitting body; a groove used for embedding and fixing the bevelled edge of the first connection plate (7) is formed in a place used for connecting the first connection plate (7), of the hardware fitting body (3); a hook (1) used for dragging and fixing a conductive wire, and a two-walking or three-walking block are arranged on the hardware fitting body (3). During replacement for the whole string, after the conductive wire is tightened until the strain insulator string is loosened, the strain insulator string is loosened and then drops to the ground to be replaced. According to the charged replacement method disclosed by the invention, a separation weight during the charged replacement for the ultra-high-voltage strain insulator string can be reduced, and moreover, the hardware fitting is not liable to slide out, thus reducing the working difficulty and facilitating the easy charged replacement for the insulator string.

The invention provides an ultra-smooth basic structure as well as a device for testing ultra-smooth friction coefficient of solid. The ultra-smooth basic structure comprises a base and a plurality ofisland-shaped structures positioned on the base, wherein each island-shaped structure comprises an island cover and an island body with an atomic-scale smooth surface; the island cover is positioned on the upper surface of the island body; a connecting unit is arranged on the upper surface of the island cover; and the connecting unit is separably connected with a push part. The device for testingthe ultra-smooth friction coefficient of solid comprises the push part and the ultra-smooth basic structure, and the connecting unit is separably connected with the push part, so that the island bodycan be fixed well, movement of the island body can be controlled flexibly and accurately and the test efficiency of the ultra-smooth device friction coefficient is improved; in addition, the connecting unit and the push part are separated conveniently, reutilization of the ultra-smooth island body is realized, the operation steps are simplified and the test cost is greatly reduced.

The invention provides a wiring terminal installation structure and refrigeration equipment. The wiring terminal installation structure comprises box container walls, an installing hole arranged on each box container wall, a junction box and a wiring terminal, the junction box is provided with a fixed plane, the wiring terminal is assembled in the junction box, a wire harness connected with the wiring terminal penetrates through the junction box and extends outwardly, the junction box is provided with an opening portion for connecting the wiring terminal and external equipment, and when the junction box is arranged on the installing hole in a covering manner, the fixed plane of the junction box is connected with the box container walls in a sealing manner, and the installing hole is sealed. According to the technical scheme of the wiring terminal installation structure and the refrigeration equipment, the installation process can be reduced, goals of rapid installation and sealing canbe achieved, the installation is facilitated, the pasting is firm, the sealing effect is good, the installation box can well protect the wiring terminal, the permeation of a foaming material into thewiring terminal is prevented, and the production efficiency and the production quality are greatly improved.

The invention relates to an upright post formwork. The upright post formwork comprises four steel formwork bodies and a plurality of fasteners, wherein the fasteners hoop outside the four steel formwork bodies and are arranged in the height direction of the steel formwork bodies, and the adjacent steel formwork bodies are connected by connecting columns with square cross sections; clamping tables extending vertically and outwardly are correspondingly arranged on the side walls of the two sides, correspondingly opposite to the adjacent steel formwork bodies, of the connecting columns, clamping grooves for the clamping tables to be clamped are formed in the positions, opposite to the clamping tables, of the side walls of the sides, opposite to the connecting columns, of the steel formwork bodies, and the shapes of the clamping grooves are matched with the shapes of the clamping tables; a plurality of perforations are formed in the positions, opposite to the clamping grooves, of the outer side surfaces of the steel formwork bodies in the height direction of the steel formwork bodies, and inserting holes which are formed opposite to the perforations in a one-to-one mode are formed in the clamping tables; and the steel formwork bodies are provided with plug pins with the number being matched with the number of the perforations, and the plug pins penetrate through the perforations and are inserted into the inserting holes. The upright post formwork has the advantages that the sealability of the joints of the adjacent steel formwork bodies is ensured, and thus the occurrence of the situation of mud leakage between the adjacent steel formwork bodies is avoided.

The invention discloses a bicycle standing device which comprises a frame body. The frame body comprises a clamping mechanism, a lifting mechanism and a tripper mechanism; the lifting mechanism comprises extension springs arranged vertically and spring connectors connected with the clamping mechanism; hook parts are arranged at two ends of the extension springs, and the spring connectors are provided with connecting rods which are connected with the hook parts and stoppers which are arranged at two ends of each connecting rod and used for preventing the hook parts from releasing from the connecting rods; the extension springs are connected with the frame body and the connecting rods respectively through the hook parts, so that the clamping mechanism can drive a bicycle to stand under tension action of the extension springs. Since the bicycle is parked in a standing manner by the bicycle standing device, occupation rate of the ground area can be reduced greatly, and saving of the groundarea in use is facilitated.

The invention discloses a cross-age face recognition method and system based on ternary constraints, and belongs to the technical field of computer vision. According to the scheme, the method comprises steps of obtaining face sample data of different age spans, constructing an estimation model of age attributes, and estimating age attribute information for a training sample set, dividing three time units, respectively performing feature extraction on subsets of different age groups, taking the center features of different age groups of each identity object as a basis, continuously performing close constraint on the center features through features obtained by ternary sample set training, so that the feature aggregation effect of different age groups is improved, the final output result can be directly applied to a face recognition system. The features of different age groups are aggregated to obtain face features with finer granularity, and the problem that an existing face recognition method is low in recognition rate in cross-age-group face recognition can be effectively solved.

The invention discloses an auxiliary device for stainless steel surface wire drawing treatment, and belongs to the field of stainless steel surface wire drawing. The auxiliary device for the stainlesssteel surface wire drawing treatment comprises a fixed bottom plate; a fixed groove, a movable transverse groove and a movable vertical groove are separately formed in the front end of the fixed bottom plate; the fixed groove and the movable transverse groove are formed in parallel; the movable transverse groove and the movable vertical groove are formed perpendicular to each other; the interiorof the movable transverse groove is connected with an electric sliding table; the electric sliding table is in sliding connection with a sliding block; the interior of the movable vertical groove is in sliding connection with a moving block; a telescopic rod is connected between the inner top ends of the moving block and the movable vertical groove; the telescopic rod is connected with a locking knob; the wire drawing width of a wire drawing band can be adjusted according to the width of a wire drawing stainless steel plate, so that the trouble of replacing the wire drawing band is reduced, the work efficiency is improved, and the wire drawing cost is reduced; and compared with the existing wire drawing band, the perimeter is remarkably increased, so that the cooling time of the wire drawing band is also prolonged, and the service life of the wire drawing band is effectively prolonged.

The invention relates to a servo valve, in particular to a precise machining device for a valve element of the servo valve. A synchronous deburring tool for precise match grinding of the valve elementof the servo valve comprises a base mounted on a grinder bed, and a longitudinal moving mechanism, a radial moving mechanism and a radial fine adjustment mechanism are arranged on the base and drivea deburring pressing head assembly to move and adjust the position relative to the to-be-machined valve element; and the deburring pressing head assembly comprises a sliding shaft seat with a throughhole, a rotatable handle is screwed into the rear end of the through hole, the handle is in threaded connection with a sliding shaft and drives the sliding shaft to move, a universal-joint-shaped ballseat is arranged at the front end, extending out of the sliding shaft seat, of the sliding shaft, the ball seat and a ball head of the sliding shaft are in clearance fit, and a deburring pressing head used for deburring a working edge is mounted on the position, close to the side surface of the valve element, of the ball seat. After the working edge is axially ground, the expected deburring effect on the working edge is achieved, and residual fine burrs can be slightly pressed on a small grinder by a fine pressing strip, so that the labor intensity is reduced, and the productivity is increased.

The invention provides a whole string tension insulator exchange device of an ultra-high voltage transmission line. The whole string tension insulator exchange device of the ultra-high voltage transmission line comprises a length-adjustable pull rod and a whole string tension insulator separation and recovery device arranged at a cross arm side, wherein one end of the length-adjustable pull rod is connected with a steering connection plate and the other end is connected with the cross arm side of an iron tower; 6-8 whole-phase wires acting on an insulator can be tightened and transferred to the length-adjustable pull rod by adjusting the length of the length-adjustable pull rod and rotating a mechanical tightening device, so that the whole string tension insulator is in a relaxed and unstressed free state; and then the whole string tension insulator is exchanged by using the whole string tension insulator separation and recovery device. According to the whole string tension insulator exchange device of the ultra-high voltage transmission line, the separation weight during live exchange of a tension insulator string of the ultra-high voltage transmission line can be reduced; easy live unilateral exchange of the insulator string is facilitated; and the work efficiency is improved.

The invention relates to a transport device for a concave part. A material storing device comprises a material storing barrel, wherein a feed opening is formed in the material storing barrel, an opening and closing gate which is used for closing the feed opening is hinged to the feed opening, and a locking device for locking the material storing barrel is also arranged on the opening and closing gate; a partition board is fixedly mounted on the inner wall of the material storing barrel; a conveying device comprises a conveyor belt and an error correcting rod, wherein the width of the conveyor belt is matched with the inner diameter of the concave part, and the conveyor belt penetrates through the inner part of the material storing barrel; the error correcting rod is arranged above the conveyor belt, and a distance from the error correcting rod to the conveyor belt is larger than the thickness of the concave part; the transmission device comprises a cylinder and a transmission shaft, wherein a gear ring is arranged on a piston rod of the cylinder, and a gear which is meshed with the gear ring is arranged on the transmission shaft; a roller for driving the material storing barrel to move is also arranged on the transmission shaft. Through the adoption of the transport device disclosed by the invention, the problems that in the prior art, edges and corners of the concave part are easy to wear and tear in a conveying process, then defective products are generated, at the same time, the openings of concave parts are in non-uniform directions, and further processing is inconvenient, are solved.

The invention relates to the technical field of cables, and discloses a corrosion-resistant cable connector which is easy to install, comprises a connector body, wherein a socket ring is fixedly installed on the right side of the connector body, a pin is fixedly installed on the right side of the connector body and is arranged in the socket ring, a connecting ring is fixedly installed on the leftside of the connector body, and two grooves with symmetrical distribution are arranged on the inner side wall of the connecting ring. The corrosion-resistant cable connector is easy to install, when the connector is connected to the cable, Tools such as welding are required to connect the cable and connector, As a general household does not have a welding tool, manual installation is impossible, and that cable is not easy to be broken and the service life is long, but the connector is easy to be corroded, so the overall service life of the cable is reduce, the cable is wasted, and the overallservice effect of the cable and the connector is not ideal.