30results about How to "Adjust opening angle" patented technology

The invention discloses a safe eyelid speculum for ophthalmic examination and operation. The safe eyelid speculum comprises a base mobilization bar, a mobilization screw hole is arranged in the centerof the base mobilization bar, a mobilization screw is inserted in the mobilization in the mobilization screw hole, a rotary turn lever is connected to the bottom of the mobilization screw, an anti-skid stripe is arranged on the surface of the rotary turn lever, each of two ends of the base mobilization bar is movably connected with a bending eyelid opening arm through a first pin shaft, the bending eyelid opening arms and the mobilization screws are connected through a total opening angle adjusting mechanism, the top of each bending eyelid opening arm is connected with a eyelid opening rod through a convenient-removal adjustment mechanism, the inner side of each eyelid opening rod is connected with a bearing piece, one side of the bearing piece is connected with a three-point eyelid opening mechanism, and the top of the bearing piece is provided with a controllable anti-drying wetting mechanism. The safe eyelid speculum can ensure the effect of eyelid opening and avoid discomfort of patients, and meanwhile, patients' eyes can be kept moist during eyelid opening; in addition, the opening angle of the eyelid opening arms can be more gentle, and excessive opening of the eyelid opening arms, which causes damage to the patients' eyes is avoided.

The invention discloses a hanging basket device for high-voltage transmission line inspection. The hanging basket device comprises four groups of symmetrically arranged walking devices and a hanging basket, each group of walking devices is provided with three rollers, and first belt wheels are arranged on a first rotating shaft. The two ends of a second rotating shaft are movably installed on an installation plate through bearings, a second belt wheel is arranged on the second rotating shaft, and the second belt wheel is connected with the three first belt wheels through belts. Third belt wheels are coaxially arranged at one side of the second belt wheel, and the two third belt wheels of the walking device at the same side are connected through a belt. A first connecting plate is arrangedat one side of the installation plate, a driving motor is arranged at one side of the connecting plate, and a driving motor output shaft is connected with the second rotating shaft. A hanging rod is arranged at one side of the lower portion of the first connecting plate and is connected with a hanging basket body through a connecting rod. The walking devices are arranged to be the planet wheel structures, when encountering an obstacle, the planet wheel structures automatically turn over to cross the obstacle, the parking adjustment is not needed, and the obstacle crossing efficiency is improved, and therefore the inspection work efficiency is guaranteed.

The invention discloses a remote heating adjusting system and method based on a low-power-consumption network. The system comprises a temperature collecting module and a heating flow control module, wherein the temperature collecting module is arranged in a user heating environment and used for collecting temperature information in the user heating environment; and the heating flow control moduleis arranged in a heating piping shaft and used for receiving temperature information sent by the temperature collecting module and controlling the flow of a heating pipeline according to a received remote adjusting and control command and the temperature information; the heating flow control module collects the temperature information through an LoRa network, sends the temperature information to abuilding centralized controller through an NB-IoT network, and receives a primary pipe network remote adjusting and control command. According to the remote heating adjusting system and method, the problems that in the related technology, a remote heating adjusting system cannot achieve effective covering in a building and is high in power consumption in the operating process can be solved, and accordingly, the effects that low-power-consumption working is achieved, meanwhile, in-building wire arrangement is reduced, the construction difficulty is lowered, and the interior of the heated building is effectively covered are realized.

The invention provides an anti-rollover device for a vehicle. The device is installed on a test vehicle during the side impact test based on a deformable moving wall barrier, wherein the test vehicleis prevented from from turning over, and the accuracy of test data is guaranteed. The anti-rollover device for the vehicle comprises a supporting assembly used for installing the anti-rollover deviceonto a vehicle; and a buffer part movably connected with the supporting assembly, fixed onto the outside of an impact side surface through the supporting assembly during test, correspondingly locatedat the lower bottom edge of the side frame of the vehicle which at least covers the point R of a vehicle front-row seat, and used for buffering the impact of the moving wall barrier to the impact sidesurface of the vehicle. In this way, the vehicle is prevented from from turning over. One side of the buffer part, facing the moving wall barrier, serves as the main impact body of the buffer part. The main impact body is composed of a metal plate-shaped object. The device provided by the invention can be used for buffering the collision impact of the moving wall barrier on the test vehicle and the test vehicle is prevented from from turning over. The damage of test equipment is reduced, and the accuracy and the continuity of test data are guaranteed.

The invention relates to a layered sampling device for soil testing and sampling, which includes a handle frame, a driving device and a sampling device. The number of the handle frames is two, and the handle frames are symmetrically installed on the upper end of the driving device. sampling device. The present invention can solve the problem that when the existing equipment performs layered sampling of soil, the sampling effect is poor, and the phenomenon of mixing materials easily occurs during layered sampling, which leads to inaccurate soil sampling and affects the accuracy of subsequent soil detection. When the equipment is used to sample the soil in layers, it is usually sampled by inserting. When the soil contains impurities such as rhizomes and stones, it is easy to cause sampling failure, and it is easy to cause damage to the equipment, which will affect the follow-up of the sample soil. use and other problems.

The invention provides an optical cable laying construction vehicle suitable for stony soil, and belongs to the field of telecommunication engineering. The optical cable laying construction vehicle suitable for stony soil comprises a vehicle body, a first wheel, a second wheel, a third wheel and a fourth wheel. The vehicle body comprises a front vehicle body and a rear vehicle body; a first mounting plate is arranged on the front vehicle body, a first support and a second support are rotationally arranged on the first mounting plate, the first wheel and the second wheel are rotationally arranged on the first support and the second support respectively, a second mounting plate is arranged on the rear vehicle body, a third support and a fourth support are rotationally arranged on the secondmounting plate, and the third wheel and the fourth wheel are rotationally arranged on the third support and the fourth support respectively; a primary furrowing coulter is fixed on the front vehicle body, a secondary furrowing coulter is arranged on the rear vehicle body, a wire guide plate is fixed on the secondary furrowing coulter, the upper end of the wire guide plate penetrates out of the upper surface of the rear vehicle body, and a wire guide through hole is vertically formed in the wire guide plate. The optical cable laying device has the advantage that optical cable laying at different depths can be achieved more flexibly according to complex terrains.

The invention discloses a cable trench cover plate opening device which comprises a vehicle body and a hanging plate, wherein a stand column is arranged on one side of the upper portion of a chassis, a pinch bar is hinged to the upper end of the stand column, a hydraulic cylinder is hinged to one side of the stand column, a connecting rod is hinged to the other end of the pinch bar, the hanging plate is arranged on the lower portion of the connecting rod, hanging rods are arranged on the lower portions of supporting arms, the outer portion of each hanging rod is connected with a sliding sleeve in a sliding mode, a first abutting plate is arranged on one side of the lower portion of each hanging rod, the lower end of each first abutting plate is hinged to a second abutting plate through a second pin shaft, the lower end of each hanging rod is movably installed on the corresponding second pin shaft through a shaft sleeve, one side of each sliding sleeve is hinged to a first connection rod, the lower end of each first connection rod is hinged to the inner wall of the corresponding first abutting plate, the other side of the sliding sleeve is provided with a second connection rod, and the lower end of each second connection rod is hinged to the inner wall of the corresponding second abutting plate. According to the cable trench cover plate opening device, the hanging plate is arranged on the front portion of the vehicle body, the hanging rods are arranged on the lower portion of the hanging plate, the first abutting plates and the second abutting plates are arranged on the lower portions of the hanging rods, a cable trench cover plate is pried through the first abutting plates and the second abutting plates, and damage to the cable trench cover plate is avoided.

The invention discloses automobile part machining polishing equipment convenient to adjust, which comprises a suction pump, a supporting base, a left-right driving piece, a piece capable of moving back and forth, a rotatable workpiece support, a seat capable of being adjusted up and down, a polishing piece, a workpiece auxiliary supporting piece, a support capable of sliding left and right and a workpiece angle adjusting tool, the polishing equipment comprises a cross-shaped bottom plate, four supporting legs are evenly arranged on the lower surface of the cross-shaped bottom plate, a U-shaped frame is arranged on the upper surface of the cross-shaped bottom plate, a support capable of sliding left and right is arranged on the upper surface of the cross-shaped bottom plate, and the support capable of sliding left and right comprises two second sliding rails arranged on the upper surface of the cross-shaped bottom plate. The automobile part machining device is simple in structure and easy and convenient to operate, automobile parts of arc-shaped structures can be automatically adjusted and machined, automobile parts of L-shaped structures can be automatically machined, the application range is wider, adjustment is more comprehensive, and convenience is provided for people.

The invention discloses a hanging basket device for high-voltage transmission line inspection. The hanging basket device comprises four groups of symmetrically arranged walking devices and a hanging basket, each group of walking devices is provided with three rollers, and first belt wheels are arranged on a first rotating shaft. The two ends of a second rotating shaft are movably installed on an installation plate through bearings, a second belt wheel is arranged on the second rotating shaft, and the second belt wheel is connected with the three first belt wheels through belts. Third belt wheels are coaxially arranged at one side of the second belt wheel, and the two third belt wheels of the walking device at the same side are connected through a belt. A first connecting plate is arrangedat one side of the installation plate, a driving motor is arranged at one side of the connecting plate, and a driving motor output shaft is connected with the second rotating shaft. A hanging rod is arranged at one side of the lower portion of the first connecting plate and is connected with a hanging basket body through a connecting rod. The walking devices are arranged to be the planet wheel structures, when encountering an obstacle, the planet wheel structures automatically turn over to cross the obstacle, the parking adjustment is not needed, and the obstacle crossing efficiency is improved, and therefore the inspection work efficiency is guaranteed.

The invention relates to an audio module wire bonding detector. The audio module wire bonding detector includes a fixing frame, a first wire clamping device, a pressing block and a detection device; the pressing block comprises T-shaped fixing rods; L-shaped pressing rods are arranged in the T-shaped fixing rods; blades and probes are respectively fixed at two ends of the bottom of each L-shaped pressing rod; a first cavity is arranged in the pressing block; pressure springs are arranged between the lower surface of a pressing plate and the pressing block; each pin shaft on the first wire clamping device is fixed to one end of the bottom of a corresponding T-shaped fixing rod; a wire clamping device is fixed at the other ends of the bottoms of the T-shaped fixing rods; a clamp pin I and a clamp pin II of the first wire clamping device are oppositely provided with slide grooves which extend from the pin shaft to positions below wire clamping grooves; and the blades are arranged in the slide grooves. The audio module wire bonding detector of the invention has the advantages of light structure, fast threading, no possibility of bending and fracturing the blades and capability of cutting core wires fast and neatly.

The invention discloses a water drape lifting appliance for a bicycle frame body. The water drape lifting appliance comprises a bracket, a lifting hook adjusting device and a lifting hook assembly, wherein the bracket is used for bearing and fixing a frame of the lifting hook adjusting device and the lifting hook assembly; the lifting hook adjusting device is arranged at one side of the bracket and is fixedly connected with the bracket; the lifting hook assembly comprises two or more lifting hooks; and each lifting hook comprises a hooking end, each hooking end is of an elastic hook structure with a trumpet-shaped opening, and the relative positions of the two or more lifting hooks are adjusted through the lifting hook adjusting device. The lifting hook assembly is arranged to hang the bicycle frame body, so that an operator is prevented from being in direct contact with the bicycle frame body, a dead angle caused by a water drape is prevented, and the physical health of the operator is prevented from being influenced by long-term direct contact with the water drape and immersion liquid; and in addition, due to the arrangement of the lifting hook adjusting device, the positions of the lifting hooks can be conveniently adjusted in an adaptive manner to meet the hanging requirements of bicycle frame bodies of different specifications.

The invention provides an improved architectural alloy keel frame, which comprises fixing units, a connecting rod, a limiting frame and limiting units. The invention can solve the problems that an existing keel frame is installed by a large amount of screws and bolts, the large amount of screws and bolts not only cause damage to the structure of the keel frame but are tedious to assemble and disassemble, a large amount of labor of workers is consumed, and the installation cost of a house owner is increased; at the same time, the existing keel frame structure is fixed, a support angle between the keel frames is difficult to adjust according to actual requirements, and the support strength of the keel frame cannot be ensured to be adjusted according to actual use requirements, so that the use range of the keel frame is reduced; after a certain opening angle is adjusted between the existing keel frames, the keel frames are fixed by the bolts, the bolt fixing operation is tedious and inconvenient to adjust the opening angle of the keel frame next time; and an existing buckle type fixing mode is easy to cause the keel frame to open a certain angle to deform, and the opening and use angle of the keel frame is affected and the like.

The invention belongs to the technical field of casting processing equipment and discloses a special grinding device for cleaning cast iron parts. The device includes: a device body, on which a platform is provided for placing workpieces to be cleaned and polished; a first grinding component, which is arranged on the device body, and the first grinding component includes a first grinding wheel set and a grinding belt, The first grinding wheel set is movably arranged on the device body, the grinding belt is arranged on the first grinding wheel set, and the grinding wheel set can drive the grinding belt to move, so that all The grinding abrasive belt moves to be in contact with the workpiece to be cleaned and polished, and the first grinding wheel set includes at least two grinding wheels, each of which can be moved and switched for use, and the radius of each of the grinding wheels is different. The grinding wheel of the present invention can be switched and used, so that the grinding wheel can be inserted into gaps of different sizes for cleaning and grinding, which can satisfy the flexible cleaning and grinding of positions in different gaps.

The invention relates to glass arc forming tempering section equipment which comprises a rolling device, an adjusting device, a first transmission assembly and a plurality of linkage assemblies, wherein the rolling device comprises a plurality of rolling mechanisms arranged side by side, the adjusting device comprises a plurality of adjusting mechanisms, and each adjusting assembly comprises a lead screw, a limiting square block and a lead screw nut. The lead screw is arranged on the rack and penetrates through the limiting square block, the lead screw nut is arranged on the lead screw and located in the limiting square block, the lead screw nut is provided with a limiting protrusion, the limiting square block is provided with a limiting hole corresponding to the limiting protrusion, and the first transmission assembly comprises a plurality of first gears, a plurality of transition supporting pieces and a plurality of first transition gears. Each linkage assembly comprises two linkagepieces, one ends of the two linkage pieces are connected with the transition supporting piece in a pivoted mode and located on the two sides of the transition supporting piece, and the other ends of the two linkage pieces are connected with the adjacent limiting square blocks in a pivoted mode. The opening angle between every two adjacent rolling mechanisms can be synchronously adjusted, the adjusting work difficulty is lowered, and the product percent of pass is increased.

The invention provides an optical cable laying construction vehicle suitable for stony soil, and belongs to the field of telecommunication engineering. The optical cable laying construction vehicle suitable for stony soil comprises a vehicle body, a first wheel, a second wheel, a third wheel and a fourth wheel. The vehicle body comprises a front vehicle body and a rear vehicle body; a first mounting plate is arranged on the front vehicle body, a first support and a second support are rotationally arranged on the first mounting plate, the first wheel and the second wheel are rotationally arranged on the first support and the second support respectively, a second mounting plate is arranged on the rear vehicle body, a third support and a fourth support are rotationally arranged on the secondmounting plate, and the third wheel and the fourth wheel are rotationally arranged on the third support and the fourth support respectively; a primary furrowing coulter is fixed on the front vehicle body, a secondary furrowing coulter is arranged on the rear vehicle body, a wire guide plate is fixed on the secondary furrowing coulter, the upper end of the wire guide plate penetrates out of the upper surface of the rear vehicle body, and a wire guide through hole is vertically formed in the wire guide plate. The optical cable laying device has the advantage that optical cable laying at different depths can be achieved more flexibly according to complex terrains.

The invention provides an anti-rollover device for a vehicle. The device is installed on a test vehicle during the side impact test based on a deformable moving wall barrier, wherein the test vehicleis prevented from from turning over, and the accuracy of test data is guaranteed. The anti-rollover device for the vehicle comprises a supporting assembly used for installing the anti-rollover deviceonto a vehicle; and a buffer part movably connected with the supporting assembly, fixed onto the outside of an impact side surface through the supporting assembly during test, correspondingly locatedat the lower bottom edge of the side frame of the vehicle which at least covers the point R of a vehicle front-row seat, and used for buffering the impact of the moving wall barrier to the impact sidesurface of the vehicle. In this way, the vehicle is prevented from from turning over. One side of the buffer part, facing the moving wall barrier, serves as the main impact body of the buffer part. The main impact body is composed of a metal plate-shaped object. The device provided by the invention can be used for buffering the collision impact of the moving wall barrier on the test vehicle and the test vehicle is prevented from from turning over. The damage of test equipment is reduced, and the accuracy and the continuity of test data are guaranteed.

The invention provides a large-diameter optical cable direct-buried laying construction vehicle, and belongs to the field of telecommunication engineering. The large-diameter optical cable direct-buried laying construction vehicle comprises a vehicle body and a cab; a first support, a second support, a third support and a fourth support are hinged to the vehicle body, and a first wheel, a second wheel, a third wheel and a fourth wheel are arranged on the first support, the second support, the third support and the fourth support respectively; a wire guide plate is vertically fixed to the lowersurface of the vehicle body, a wire through hole is vertically formed in the wire guide plate, a furrowing coulter is welded to one side face of the wire guide plate, and a primary backfilling deviceis arranged on the lower surface of the vehicle body and located on the side opposite to the blade of the furrowing coulter. The large-diameter optical cable direct-buried laying construction vehiclehas the advantage that ditching, cable laying and backfilling work for direct burying of large-diameter optical cables can be conveniently achieved.

The invention discloses a supercavitation torpedo. The torpedo adopts a gas turbine engine, a steering gear device driven and controlled by a motor, gas nozzles uniformly arranged along the inner circumference of the ventilating bowl wall, and other devices; using a gas turbine as power, it can realize The high-speed movement and ultra-long stroke of the heavy-duty thermal power torpedo can realize the speed change or depth change of the torpedo in a wide range. The front compartment of the present invention is provided with an exhaust gas gathering cabin, so that the exhaust gas produced by the engine is collected here and discharged through the ventilation bowl at the front end, and gas nozzles are evenly distributed on the ventilation bowl, so that the supercavitation formed on the outside of the supercavitation torpedo is more compact. The uniform and stable gas surround makes the supercavitation formed on the outside of the supercavitation torpedo more uniform and stable, thereby greatly reducing the resistance of the torpedo to advance and increasing the speed and range of the torpedo.

The invention provides a large-diameter optical cable direct-buried laying construction vehicle, and belongs to the field of telecommunication engineering. The large-diameter optical cable direct-buried laying construction vehicle comprises a vehicle body and a cab; a first support, a second support, a third support and a fourth support are hinged to the vehicle body, and a first wheel, a second wheel, a third wheel and a fourth wheel are arranged on the first support, the second support, the third support and the fourth support respectively; a wire guide plate is vertically fixed to the lowersurface of the vehicle body, a wire through hole is vertically formed in the wire guide plate, a furrowing coulter is welded to one side face of the wire guide plate, and a primary backfilling deviceis arranged on the lower surface of the vehicle body and located on the side opposite to the blade of the furrowing coulter. The large-diameter optical cable direct-buried laying construction vehiclehas the advantage that ditching, cable laying and backfilling work for direct burying of large-diameter optical cables can be conveniently achieved.

The invention discloses a safe eyelid speculum for ophthalmic examination and operation. The safe eyelid speculum comprises a base mobilization bar, a mobilization screw hole is arranged in the centerof the base mobilization bar, a mobilization screw is inserted in the mobilization in the mobilization screw hole, a rotary turn lever is connected to the bottom of the mobilization screw, an anti-skid stripe is arranged on the surface of the rotary turn lever, each of two ends of the base mobilization bar is movably connected with a bending eyelid opening arm through a first pin shaft, the bending eyelid opening arms and the mobilization screws are connected through a total opening angle adjusting mechanism, the top of each bending eyelid opening arm is connected with a eyelid opening rod through a convenient-removal adjustment mechanism, the inner side of each eyelid opening rod is connected with a bearing piece, one side of the bearing piece is connected with a three-point eyelid opening mechanism, and the top of the bearing piece is provided with a controllable anti-drying wetting mechanism. The safe eyelid speculum can ensure the effect of eyelid opening and avoid discomfort of patients, and meanwhile, patients' eyes can be kept moist during eyelid opening; in addition, the opening angle of the eyelid opening arms can be more gentle, and excessive opening of the eyelid opening arms, which causes damage to the patients' eyes is avoided.