405results about How to "Easy to change jobs" patented technology

A toner supply device including: a toner bottle filled with toner; and a toner supply assembly mounting mechanism having the toner bottle mounted thereon and feeding toner discharged from the toner bottle to a developing unit and supplying toner to the developing unit in accordance with the amount of toner consumed in the developing unit for the process of printing, further comprises: a toner bottle releasing mechanism which, when the amount of toner left in the toner bottle has been reduced to a predetermined level or lower, causes the toner bottle to move in the direction opposite to the direction in which the toner bottle is set into the toner supply assembly mounting mechanism and separate from the toner feed device.

The invention relates to a multi-roller mill backing roller integral repairing method, which includes steps of: selecting, assembling and grinding, wherein bottom surface of a base plate (26) of a backing roller is used as installation standard, the backing roller to be repaired is integrally installed on a grinding processing standard surface of a reconditioning mold. The invention also relates to a multi-roller mill backing roller integral repairing device, which includes a mold arranged on a workbench (21). The mold comprises a fixed base (1) for supporting the backing roller to be repaired, the fixed base is provided with a compaction roller driving device with a power machine and a transmission mechanism and compaction devices which has same number with bearing roller on the backing roller and are arranged at one side or two sides of the backing roller to be repaired, a groove (29) which is adapted with shape of the base plate of the backing roller is arranged at upper end of the fixed base (1), and the groove is in V shape or circular arc shape. The invention can carry out integral gapless grinding for the backing roller to be repaired, realizes integral moulding grinding, and has advantages of simple process, high precision and low cost.

The invention provides an elevator door device, which is capable of not only preventing error detection, but also executing replacement operation of sensor conveniently. The elevator door device comprises an elevator door and a detection sensor, wherein the elevator door is used for opening and closing the entrance to the elevator cage, and the detection sensor is used for detection of foreign substance clamped in the elevator door. In the elevator door, the detection sensor is clamped in the buffering components capable of being divided, and disposed on the doorstop column of the elevator or door shield portion of at least one elevator door.

The invention discloses a polishing device for tubular mechanical processing which provides convenience for multi-angle work. The device comprises a base and a lower rising plate, the upper portion ofthe base is connected with a top plate through a support rod, a first wire rod penetrates through the inside of the support rod, the lower bottom of the first wire rod is connected to a first motor through a steering gear set and a conveyor belt, push rods are connected by a compression spring, the top ends of the push rods are provided with third motors, mounting blocks are connected to the topends of the third motors, the mounting blocks and a steel wire brush head are connected by a fixing head, and thread grooves are formed in the upper and lower sides of the steel wire brush head. The polishing device for the tubular mechanical processing which provides convenience for the multi-angle work can perform polishing and grinding work on a large area above tubular parts during single time, and the entire device needs fewer people assist in the work during polishing processing.

The invention relates to a circulation moisture-proof switchgear which comprises a cabinet body, a cabinet door, a circulation pipe, a dehumidification room, a fan and desiccant storage mechanisms. Both sides of the cabinet body are rotatably connected with the cabinet door. The desiccant storage mechanisms are arranged on both sides in the cabinet door. The dehumidification room is fixedly arranged at the top of the cabinet body. One side of the top of the cabinet body is fixedly connected with the circulation pipe. One end of the circulation pipe is fixedly connected with the dehumidification room. An air purifier is fixedly arranged on one side in the dehumidification room. An evaporator is arranged on one side of the air purifier. A water collecting box is fixedly arranged at the bottom of the evaporator. According to the circulation moisture-proof switchgear, a fan drives air in the cabinet body to come into the dehumidification room through the circulation pipe, and come into the cabinet body again through the dehumidification room for circulation dehumidification; and the desiccant storage mechanisms facilitate the storage of desiccants, and facilitate sealed storage and replacement of the desiccants.

The invention discloses a printer and a method for replacing a plate cylinder thereof. The plate cylinder (31) comprises a key groove (31b) and a registration mark (31c). The plate cylinder (31) is moved above or off from a printing unit (2) by a cart (5). The printing unit (2) comprises a plate cylinder hand-over mechanism (4), by which the plate cylinder (31) is handed over between two vertical frames (2a) and the cart (5), and a key groove position detection mechanism (60) for detecting the position of the key groove (31b). The cart (5) is provided with a plate cylinder rotation part (50) which enables the plate cylinder (31) to rotate around an axle center so that the registration mark (31c) can be positioned at a pre-determined position. The angle of the key groove (31b) and the registration mark (31c) around the axle center can be calculated by a control panel (7). Accordingly, the stopping time of the printer when the plate cylinder is replaced can be shortened, and the efficiency can be bettered.

The invention relates to a railroad track structure, which comprises a ballast bed body, sleepers and elastic supporting elements, rails are fixedly arranged on the sleepers by track fasteners, the sleepers are positioned on the ballast bed body, the elastic supporting elements and an adjustment height device are disposed under the sleepers, guiding devices are arranged inside or on side faces of the sleepers, and the guiding devices can correspondingly adjust or reserve the guiding stroke following the height change of the adjustment height device. The railroad track structure greatly facilitates the overhauling, maintenance repairs and replacements of the sleepers, and effectively reduces the construction cost, and can better ensure the stable and safe vehicle running while guaranteeing the original advantages of vibration reduction, noise reduction and anti-attrition of the traditional elastic supporting block type ballastless track, thereby being favorable for further extending the service life of equipment, reducing the workload of track maintenance, saving the maintenance cost, and reducing the cost of transportation, and the railroad track structure can be widely used for the modification of the original sleeper type ballastless track beds or the construction of new sleeper type ballastless track beds.

The invention discloses an ultra-low emission absorption tower, which comprises an absorption tower body, a demister, spraying layers and a slurry trough, wherein the slurry trough is arranged at the bottom in the absorption tower body; the demister is arranged at the upper part in the absorption tower body; the spraying layers are arranged below the demister; a slurry distribution plate is arranged below the lowermost spraying layer; a slurry flow guide ring is arranged below each spraying layer; the demister consists of three groups of ridge-type demisters and a group of tubular demisters; the tubular type demisters are arranged below the lowermost layer of the ridge-type demisters; a condensation and coagulation system is arranged between the lowermost layer of the ridge-type demisters and the middle layer of the ridge-type demisters. The ultra-low emission absorption tower can be used for removing tiny dust with a small particle size from smoke of a power plant, so that the spraying coverage rate is effectively increased, the efficiency of removing SO2 and dust from the smoke is improved, and the inner wall of the absorption tower body can be effectively prevented from being abraded; in addition, smoke can be guided, so that smoke can flow to a spraying dense region to relieve pressure loss of the edge wall.

The invention discloses a steel truss arch bridge and a construction method. The steel truss arch bridge comprises main piers, tie bars, steel pipe piles, temporary buttresses, chord members, hangingrods, support steel pipes, support crawling ladders, #-shaped ladders, steel bar hanging cages, leveling steel pipes, H-shaped cross beams, cross beams, movable longitudinal beams, channel steel, a guardrail with a safety green net, flange plates, steel pipe stand columns, a jig frame, an anti-falling net, a rest platform, longitudinal-transverse bridge construction channels, wood springboards andguardrail net arch ribs. According to the construction method, construction is conducted according to the sequence of first bridge and then arch. The construction method comprises the following stepsof firstly mounting side spans and combination sections, then mounting mid-span bridge decks, finally mounting main arch rib hanging rods, chord members, transverse braces, parallel braces and web members, assisting construction by utilizing a temporary buttress system, arranging safety protection crawling ladders and #-shaped ladders at the side parts of temporary brackets, and erecting construction channels between the temporary brackets. Working of workers among all parts is facilitated, and the safety coefficient is increased.

The invention discloses a power supply device. The power supply comprises a framework and a variable assembly, wherein the framework comprises a platform and a cylinder, the variable assembly is arranged in the framework, an accommodating cavity is formed in the variable assembly, a first sliding groove is formed in a top wall of the accommodating cavity and extends leftwards and rightwards, a first spiral rod is arranged in the first sliding groove and extends leftwards and rightwards, a first sliding rod is spirally connected with the first spiral rod in a matching way, a via hole is formed in a middle part of an end surface of the bottom of the variable assembly and penetrates through the accommodating cavity, a power supply implementation device is arranged at the top of the interior of the accommodating cavity and is fixedly connected with the bottom of a first sliding block, a first sliding cavity and a second sliding cavity are symmetrically formed in a left side and a right side of the power supply implementation device, a partition layer is arranged between the first sliding cavity and the second sliding cavity, a second sliding groove is formed in one side, near to the partition layer, of each of the first sliding cavity and the second sliding cavity, and a third sliding groove is formed in an inner wall of one side, far away from the partition layer, of each of the first sliding cavity and the second sliding cavity. The power supply device is simple in structure, high in safety and fast in maintenance speed, and is convenient to operate, and the power supply efficiency and the power supply accuracy are improved.

The invention provides a probe unit replacing unit, comprising a liquid crystal display panel detecting part, a probe unit loading part, a probe unit delivering part. The liquid crystal display panel detecting part is provided with a workbench for placing a liquid crystal display panel and used for performing many types of multiple detections on the liquid crystal display panel; the probe unit loading part is provided with multiple probe units formed by different types and capable of moving according to the detection type of the liquid crystal display panel; the probe unit delivering part is placed between the liquid crystal display panel detecting part and the probe unit loading part in the manner of reciprocating motion, and used for making the probe unit arranged at the probe unit loading part to move. Through the invention, the probe unit loading part is loaded with multiple probe units, and multiple probe units can be loaded according to the detection type of the liquid crystal display panel; the probe units between the liquid crystal display panel detecting part and the probe unit loading part can freely deliver to X axis, Y axis and Z axis; through rotating the probe units in to X axis, Y axis and Z axis, the probe units can be moved towards the required position and direction.

The invention relates to the technical field of cable test equipment, in particular to a fireproof cable combustion test device which comprises a test chamber, a test box and a controller, the test box is arranged in the test chamber, a cable fixing mechanism, a combustion mechanism and a water spraying mechanism are arranged in the test box, and the cable fixing mechanism comprises a fixing frame, a connecting plate and a clamping plate and is used for clamping and electrifying a cable; the base is provided with an impact mechanism, and the impact mechanism comprises a supporting plate, an elastic telescopic rod, an impact carbon block and an electromagnet and is used for providing impact force for the cable; the combustion mechanism and the water spraying mechanism are both arranged in the test box, and the combustion mechanism is used for combusting a cable; the water spraying mechanism is used for spraying the cable; and the controller is electrically connected with the combustionmechanism and the water spraying mechanism so as to control starting and stopping of the combustion mechanism and the water spraying mechanism. Mounting and dismounting of a cable combustion test canbe facilitated, and the test efficiency is improved.

The invention relates to an electric vehicle power changing system. The system comprises a tractor, a power change box, a power change car and a battery. The power change box is a square box body, thepower change box is installed on the tractor, and one end of the power change box is installed near the head of the tractor. A plurality of battery compartments are in parallel arrangement on both sides of the power change box. The end, away from the head of the tractor, of the power change box is provided with a suspension assembly and a lifting device. The electric vehicle power changing systemnot only has extremely high maneuverability, but also solves the problems that the weight and volume of a battery box are too large and the replacement is inconvenient, the battery replacement work can be completed conveniently and quickly, and the production cost is very low compared with a charging station.

The invention relates to an electronic police convenient to replace and clear in shooting. The electronic police comprises a base, a supporting column, a top plate, a processor, a dimming mechanism, areplacement mechanism and a plurality of monitoring mechanisms; the dimming mechanism comprises an adjusting assembly, a hinging assembly, a dimming plate, two supporting plates and two hinging units; the adjusting assembly comprises a first motor, a rotating shaft, a sleeve pipe, a wire coil and a hanging wire; the replacement mechanism comprises a lifting assembly, a lifting plate, a rotating assembly, a supporting plate and a plurality of placing frames; and the rotating assembly comprises a second motor, a first gear, a second gear and a supporting unit. According to the electronic policeconvenient to replace and clear in shooting, the dimming plate is driven by the dimming mechanism to rotate for adjusting the amount of light entering a camera, so that unclear shooting caused by cucoloris during backlight shooting is avoided; the replacement mechanism and the monitoring mechanisms run cooperatively, so that the camera is convenient to mount, dismount and replace; and therefore,the practicality of the electronic police is improved.

The invention provides a cabling machine comprising a hollow shaft, a back-twist mechanism, a hurdle, a circular pay-off spool, a branching board, a main mould frame, a yarn covering head, a winding head mould frame, a traction wheel and a wire take-up device, wherein the wire take-up device comprises a base, a take-up reel vertically arranged on the base, an active chuck and a driven chuck respectively clamped on the upper and lower ends of the take-up reel, a first motor driving the active chuck to rotate, and a cutting mechanism disposed in front of the take-up reel; the driven chuck is disposed on the base, the active chuck and the first motor are disposed on a lifting plate that is driven by a first lifting mechanism to operate; and the cutting mechanism is used for cutting the cable.The cabling machine can avoid the loss of support of the take-up reel during the replacement process and is convenient to use.

The invention discloses a tilt-angle-adjustable operating table for digital oral implantation, and relates to the technical field of digital oral implantation. The operating table comprises a supporting base, a lifting mechanism and a back plate; the top of the supporting base is provided with a cushion plate, one side of the cushion plate is connected with a connecting shaft, the lifting mechanism is arranged at the inner side of the supporting base, the upper portion of the lifting mechanism is connected with the cushion plate, and the back plate is arranged at one end of the outer wall of the connecting shaft. The tilt-angle-adjustable operating table for digital oral implantation has the advantages that as the cushion plate, the connecting shaft, the back plate, a fixed tube and a movable tube are arranged and the cushion plate and the back plate form a movable structure through the connecting shaft, when the tilt angle of the back plate needs to be adjusted, an airbag can be inflated to support the back plate, under the large volume expansion effect of the airbag, the back plate supporting area is increased, and the smoothness of the airbag in adjusting the tilt angle of the back plate is improved.

The invention discloses a regularly-triangular combined surface same-unit space truss structure, which consists of 20 truss member units with completely same structures, sizes and models and 11 truss joint units with completely same structures, sizes and models, wherein each truss member unit comprises an upper chord member and a lower chord member which are positioned in the same plane, and a plurality of web members which are connected with the upper chord member and the lower chord member; the length of the upper chord member is larger than that of the lower chord member; and each truss joint unit consists of a member bar and same joints connected with the two ends of the member bar. In the space truss structure, the truss member units and the truss joint units are the same, so that batch production, packing and transportation of a plant are facilitated, and the production cost is lowered; convenience is brought to the installation of structures; any unit can be replaced by a standard element unit when being damaged during installation or use; and the regularly-triangular combined surface same-unit space truss structure is triangular, belongs to a geometrically-constant structural system, and has the advantages of high structural bearing capacity, high stability and high shock resistance.

The present invention discloses a separable handmixer. A seal cover with pulverizing blades and a main body in which a motor is arranged are connected by the force of a ball and a spring, so that the seal cover can be replaced and connected conveniently. The separable handmixer comprises the main body in which the motor is arranged, and the separable seal cover arranged at the lower end of the main body and connected with a rotating shaft having blades. The main body and the seal cover are connected in a manner that: in the main body, the ball is mounted in an inclined hole which is inclined at a certain angle, and is supported by a connection button connected to and mounted on the main body so as to be moved by the force of the spring; and when the ball supported by the connection button moves into a ball groove on the seal cover, the main body and the seal cover are connected by the force of the spring and the friction between the ball and the ball groove.

The invention provides an automatic garbage collection device and an automatic garbage collection method, which relate to the garbage treatment technical field. The automatic garbage collection devicecomprises a bearing platform, a manipulator, a recycling box, a signal receiving element and a control element; The signal receiving element is used for receiving a signal from the intelligent garbage can and transmitting the signal to the control element, and analyzing and judging whether the garbage can needs to be replaced or not through the control element. When the control element judges that the garbage can be replaced, the bearing platform moves to the vicinity of the intelligent garbage can, the clean garbage can clamped by the first clamping end of the manipulator is exchanged with the dirty garbage can clamped by the second clamping end, the garbage in the dirty garbage can is dumped into the recycling box, and the dirty garbage can is arranged on the bearing platform; When thecontrol element determines that the garbage can is not replaced, the bearing platform proceeds. An automatic garbage collection method is based on the automatic garbage collection apparatus. The problem that the dirty trash can can't be treated is solved.

The invention discloses an automatic film cutting mechanism for a circuit board film laminating machine, and relates to the antenna installation field. The automatic film cutting mechanism comprises alaminating machine body, the outer surface of the laminating machine body is connected with a maintenance door through a hinge, and a through hole penetrates through the outer surface of the maintenance door. A heat dissipation groove is formed at one side of the laminating machine body, and a bottom plate is fixed at the bottom of the laminating machine body. During mounting, a worker also pullsa pull ring to enable a limiting rod to overcome the resistance of a second spring to contract, then, the worker aligns one end of a mounting piece at a mounting groove, then, pushes the mounting piece into the mounting groove, and when the mounting piece is pushed to a certain extent and can not move continuously, the worker loosens the pull ring, so that one end of the limiting rod is driven tobe inserted into a limiting groove under the reset capacity of the second spring, the mounting piece is limited, and the mounting piece and a cutter are prevented from automatically sliding out of the mounting groove during working to influence the cutting. The automatic film cutting mechanism is easy to mount and dismount, is convenient to replace and maintain the cutter, and is practical and convenient.