87results about How to "Adapt to installation" patented technology

The invention belongs to the field of mechanical automation, and particularly relates to a pipeline all-position operation machine and control method thereof. The operation machine comprises a guide rail, a motion unit, an executive terminal, a driving unit and a control unit, wherein the motion unit conducts peripheral motion along the guide rail; one end of the motion unit is connected with the executive terminal; the output end of the control unit is connected with the input end of the driving unit; the output end of the driving unit is connected with a driving motor of the motion unit; the driving unit receives pulse signals sent out by the control unit and drives the driving motor of the motion unit to conduct corresponding motions; the motion unit comprises a peripheral motion mechanism, an axial motion mechanism, a radial motion mechanism and a swing mechanism which are capable of conducting independent motion driven by motors; the peripheral motion mechanism is provided with a scan mechanism. The operation machine has the function of automatically conducting pipeline cutting and welding, the defect of manual operation on irregular pipelines is overcome, and real-time detection and automatic adjustments are achieved.

The invention relates to the field of automobile brake systems, in particular to an electric brake including a kinetic friction plate and a static friction plate arranged on two sides of a brake disc, wherein the kinetic friction plate is fixed on an actuating mechanism, the actuating mechanism is connected with an electromotor, the kinetic friction plate is driven by the actuating mechanism to get far away from or close to the brake disc, the kinetic friction plate is clung onto the brake disc to realize brake, and the brake is released when the kinetic friction plate gets far away from the brake disc. The electromotor is adopted for providing power, and a complicated hydraulic system is not required, so that the structure can be simplified, the volume of the brake can be reduced, leakage and a series of problems caused by hydraulic drive can be avoided, and the electric brake is suitable for entire automobile installation.

The invention discloses a sectional type multi-stage centrifugal pump equipped with adjustable guide vane devices. The sectional type multi-stage centrifugal pump comprises a suction section, a primary impeller, the adjustable guide vane devices, a middle section, secondary impellers, a discharge section, a pump shaft, a shaft sleeve, impeller spacer rings, a sliding bearing, a rolling bearing, a flexible connector and an external prime mover, wherein the impellers are connected and assembled on the pump shaft through keys; the adjustable guide vane devices are assembled in the middle section; the adjustable guide vane devices collect liquids pressurized by the impellers and reduce the flow velocity, and the liquids are discharged from the discharge section and sent into a pipeline system. According to the adjustable guide vane devices, the angles of guide vanes can be adjusted according to the pressure at a water pump outlet, so that the water pump operates at an efficiency optimized working point under any working condition, the hydraulic efficiency of the water pump under the working condition of part load or overload is improved, the operation efficiency of a water pump system, especially a variable-frequency or variable-flow water pump system, is improved, and the energy consumption of the water pump system is saved.

The invention relates to a length-adjustable intelligent lock cylinder which comprises a front lock cylinder body and a lock cylinder transmission strip. The lock cylinder transmission strip is rotationally sleeved with the front lock cylinder body. The lock cylinder is characterized in that the front lock cylinder body, a first adjustable lock cylinder body, an adjusting shaft assembly, a second adjustable lock cylinder body and a middle segment are sequentially arranged from front to back in the key insertion direction; the front lock cylinder body, the first adjustable lock cylinder body and the second adjustable lock cylinder body are arranged on the adjusting shaft assembly in a sliding and sleeved mode and fixedly connected through positioning pins; the middle segment is fixedly sleeved with the second adjustable lock cylinder body, and the middle segment and the second adjustable lock cylinder body are fixedly connected through a torsion spring. The lock cylinder is simple in structure and high in safety, and the actual length of the lock cylinder can be adjusted according to the actual thickness of a door panel to meet requirements of different door panel thickness specifications.

The invention aims to provide an electric junction box and an electric appliance, and mainly solves the problems that an existing terminal bracket cannot effectively protect terminals and connection wires. The electric junction box comprises a bottom plate, side plates and a terminal fixing part, wherein the side plates are connected with the bottom plate to define an accommodation space; and the terminal fixing part is arranged on the bottom plate and/or the side plates and used for fixing the terminals in the accommodation space. The electric junction box further comprises a wire harness outlet, wherein the wire harness outlet is communicated with the accommodation space. The side plates and the bottom plate form the accommodation space, so that the electric junction box can effectively protect the terminals and the connection wires.

The invention relates to the technical field of fabricated ceilings, in particular to a fabricated bathroom ceiling structure and a mounting mode thereof. The structure comprises a hanging piece connected to a wall body, a keel arranged on the hanging piece, and the panel arranged on the keel through the hanging piece, wherein the hanging piece comprises a bearing piece for the keel to be in lap joint, the hanging piece comprises a lap joint piece in lap joint with the keel, the bearing piece and the lap joint piece are each provided with a mounting hole, the structure further comprises a screw penetrating through the mounting hole, a shock pad is arranged at one end of the screw, a fastening nut is arranged at the other end of the screw, and the shock pad is connected to the keel in an abutting mode. According to the structure, after lap joint, connection is reinforced through a screw connecting structure provided with the shock pad, rigid connection can be converted into flexible connection with certain toughness, the kinetic energy absorption work efficiency is achieved, the influence of vibration and shaking on the ceiling mounting quality can be reduced, and the structure has better adaptability to the vibration effect and the building settlement effect.

The invention relates to a central air-conditioning air flue with a slit valve. The air flue is provided with an air flue body and 3-5 air outlets; and the air outlets are square, the side length of the air outlets is a, the air outlets are formed on a base plate of the air flue, and the cross section of the air flue body is rectangular. The central air-conditioning air flue is characterized in that an air guide passage installed in a manner of being closely attached to the base plate of the air flue body is arranged inside each air outlet, and each air guide passage is divided into an air inlet, a passage body and an air outlet flow guide section, wherein each air inlet faces the direction of an air source, and the air inlets and the passage bodies are in shapes of arches with same semi-circle cross sections. The passage bodies are connected with the air outlets through the air outlet flow guide sections in an arc-shaped smoothing manner, the distances between the sides, close to the outer airs, of the edges of projections of the passage bodies on the base plate of the air flue body and the lateral edges of the air outlets range from 0.1 a to 0.2 a, the length of the passage bodies ranges from 1 a to 2 a, and the length of the air inlets ranges from 0.5 a to 0.8 a; one-way valves opening inwards are arranged at inlets of the air inlets, the valves are opened and closed through torsion springs, slit-shaped holes are arranged on the valves, and the slit directions of the slit-shaped holes are parallel to the base plate of the air flue body; and the door plank porosity of the valve closest to the air source ranges from 55% to 60%, the door plank porosities of the valves are decreased along with increase of the distances between the valves and the air source, and the lowest door plank porosity is 20%.

The invention discloses a lathe tool damping device, and belongs to the technical field of mechanical equipment. The lathe tool damping device comprises a tool bar and a tool bar mounting seat; one end of the tool bar mounting seat is provided with a mounting groove for mounting the tool bar, and an opening of the mounting groove is provided with a fixing part for fixing the tool bar; the tail part of the tool bar is fixed in the mounting groove, a tool bar extension section is fixedly arranged at the rear end of the tool bar, a movable gap is formed between the tool bar extension section and the inner wall of the mounting groove, and the tool bar extension section is connected with a swing damping device; and the swing damping device comprises a swing rod, a connecting rod, an n-shaped supporting frame, a friction roller and an arc-shaped damping face. According to the device, the influence of vibration of a lathe on the tool bar can be reduced, vibration of the tool bar can be damped at the same time, the damping effect is better, and thus the influence of vibration on processing of the tool bar is reduced, and the processing precision can be effectively guaranteed.

The invention discloses a segmentation type multi-stage centrifugal pump. The segmentation type multi-stage centrifugal pump comprises a sucking section, a first-stage impeller, impeller guide blades, a middle section, a second-stage impeller, a discharging section, a pump shaft, a shaft sleeve, an impeller spacer ring, a sliding bearing connected to the outer side of the shaft sleeve in a sleeving mode, a rolling bearing, an elastic connector connected with the pump shaft and an external prime mover driving the pump shaft to rate through the elastic connector. A plurality of spiral grooves are formed in the inner wall of the sliding bearing; the impellers are assembled on the pump shaft in a key-connection mode; the impeller guide blades are assembled in the middle section. Liquid is pressurized through the impellers and collected through the impeller guide blades, the flow speed is lowered, and the liquid is discharged through the discharging section and fed into a pipeline system. The spiral grooves in the inner wall of the sliding bearing increase the circulation amount of fluid and guarantee good lubrication of the sliding bearing, and therefore the friction power consumption between the shaft sleeve and the sliding bearing is lowered, and the mechanical efficiency of the centrifugal pump is improved. The heat caused by friction between the sliding bearing and the shaft sleeve is taken away in time, the service life of the sliding bearing is prolonged, and safe and reliable operation of the centrifugal pump is guaranteed.

The invention relates to the field of papermaking equipment, in particular to wrinkling processing equipment for producing masking base paper. The equipment comprises a first drying cylinder, a second drying cylinder, a winding roller and a wrinkling scraper assembly; the wrinkling scraper assembly comprises a scraper clamp, at least two blades, and a cutter pushing plate; the scraper clamp is arranged at the bottom of the water surface center line of the first drying cylinder in the axial direction and close to one side of the second drying cylinder, a clamping groove is formed in the side, facing the outer circumferential face of the first drying cylinder, of the scraper clamp, and the clamping groove extends in the axial direction of the first drying cylinder; the blades are arranged in the clamping groove, the blades extend in the axial direction of the first drying cylinder, and tool bits of the blades in the clamping groove abut against the inner ends of the adjacent blades close to the openings of the clamping groove; and the cutter pushing plate is arranged at the bottom end of the clamping groove, the cutter pushing plate abuts against the inner ends of the blades at the clamping bottom, and the cutter pushing plate is used for pushing the blades to the outside of the clamping groove. According to the wrinkling scraper assembly capable of automatically replacing the blade, the problem that the production efficiency is affected due to the fact that the blade is replaced after shutdown can be avoided.

The invention discloses a sectional type multiple-stage centrifugal pump provided with an adjustable vane apparatus. The sectional type multiple-stage centrifugal pump comprises a suction section, a first-stage impeller, the adjustable vane apparatus, a middle section, a second-stage impeller, a discharging section, a pump shaft, a shaft sleeve, an impeller spacer ring, a sliding bearing, a rolling bearing, an elastic connector and an external prime motor; the impellers are assembled on the pump shaft in a key connection manner; and the adjustable vane apparatus is assembled in the middle section, liquid pressurized by the impellers is collected through the adjustable vane apparatus, the flow speed of the liquid is decreased, and the liquid is discharged and fed into a pipe system. By means of the adjustable vane apparatus, the angle of guide vanes is adjusted according to the pressure at an outlet of the water pump, so that the water pump works at efficiency optimizing working points at any working conditions, partial loads of the water pump and the hydraulic efficiency under the overload working condition are improved, the running efficiency of a water pump system, in particular to a frequency conversion or flow changing water pump system is improved, and energy consumption of the water pump system is saved.

The invention discloses a lock body square strip base directionless structure which comprises a lock body shell, a pulling sheet, a transmission mechanism and a dead bolt assembly. The dead bolt assembly can be positioned to the lock body shell in a sliding manner along a straight line, one end of the dead bolt assembly can extend out or retract back into the side wall of the lock body shell, the pulling sheet can be rotationally positioned on the lock body shell and is fixedly connected with a square strip base in a lock body in a coaxial manner, and the pulling sheet rotates positively and negatively by a set angle so that the dead bolt assembly can slide towards the inner side of the lock body shell by a set distance through the transmission mechanism. When the lock body square strip base directionless structure is in the initial state, the dead bolt assembly keeps the state of extending out of the outer side of the lock body, when the pulling sheet is rotated, the dead bolt assembly can be driven to retract back to the interior of the lock body through the transmission mechanism no matter which direction the pulling sheet is rotated to, the structure can be suitable for installation of the lock body on a door opened to any direction, the application scope is wide, and trouble for door body installation when the door opening direction is changed can be avoided.

The invention relates to a supporting device capable of achieving rapid and continuous change of an angle and bearing a large load. The supporting device capable of achieving rapid and continuous change of the angle and bearing the large load is composed of an upper platform and a lower platform, wherein the upper platform is movable and moves along with an engine test article during a test, the lower platform is fixed and is connected with an installation base, the upper platform and the lower platform are connected through a rotary shaft device, arc-shaped guide rail devices and a driving device, the rotary shaft device is installed between one side of the upper platform and one side of the lower platform, the driving device is installed between the other side of the upper platform and the other side of the lower platform, and the upper platform rotates relative to the lower platform around the rotary shaft; an angle sensor is installed at one end of the rotary shaft so that angle detection can be achieved easily; the arc-shaped guide rail devices are installed on the two sides of the upper platform and the lower platform and can limit the moving trajectory of the upper platform and bear the load in the horizontal direction. The driving device is formed by combining two electric cylinders and a high-power servo motor, large pushing force can be provided, and rapid and accurate positioning of an angle can be achieved.

The invention discloses a fast positioning system. The fast positioning system comprises a fast positioning device and a positioning control module, and is characterized in that the fast positioning device is placed on a positioning object, the positioning control module is installed on an intelligent terminal and wirelessly connected with the fast positioning device; the fast positioning device comprises a power supply, a wireless communicator, a logic processor and an alarm device; the power supply is electrically connected with the wireless communicator, the logic processor and the alarm device and provides energy support for the wireless communicator, the logic processor and the alarm device; and the logic processor is connected with the wireless communicator and the alarm device, and the logic processor controls the wireless communicator to transmit and receive data and controls the alarm device to give out an alarm. The device can be installed or placed in an objected used by people in production and life, and the device is remotely operated so as to be enabled to prompt the position of the object via information such as sound, light or vibration.

The invention discloses a thermal type vortex shedding flow metering device, a flowmeter and a flow measurement method of the vortex shedding flow metering device. The vortex shedding flow metering device includes a measuring pipeline and further includes a vortex generator used for making fluid generate regular vortexes. The generator is located in the measuring pipeline, a fluid channel used forthe fluid passing through is arranged on the vortex generator, the fluid channel is internally provided with a sensor used for detecting the vortex frequency, and the sensor refers to a thermoelectric sensor. The invention further discloses the vortex shedding flowmeter provided with the thermal type vortex shedding flow metering device. The invention provides the flow metering device high in anti-interference ability and the flow measurement method of the flow metering device. By detecting regular temperature variation caused by vortex signals, temperature and pressure modification is not needed when the flowmeter is installed, the installation time is shortened, and the flowmeter is suitable for more installation sites.

The invention discloses a pre-tightening force adjustable nut assembling and disassembling intelligent device. The pre-tightening force adjustable nut assembling and disassembling intelligent device comprises a self-propelled rail vehicle, a four-nut assembling and disassembling multifunctional device, a rechargeable battery pack and inverter and a hydraulic system and control system box; the rechargeable battery pack and inverter provides power for an oil pump and a control system; an oil tank, the oil pump, a hydraulic control system and an automatic control system are arranged in the hydraulic system and control system box; the vehicle rail bears the four-nut assembling and disassembling multifunctional device to rapidly arrive and depart a sleeper changing site; the four-nut assemblingand disassembling multifunctional device is automatically and rapidly aligned with a working position; pre-tightening forces of four nuts are consistent so that the four-nut assembling and disassembling multifunctional device can adapt to mounting of the nuts with different pre-tightening force requirements; collapsing of stone ballasts at the end of a sleeper can be effectively stopped to provide guarantee for rapidly changing a new sleeper; the rail vehicle can self-move on a railway track in a round trip so as to avoid influence on the running of a train; when the rail vehicle gets on andoff a track, the gravity center of the rail vehicle does not rise and the rail vehicle does not bump; the operation is convenient; intelligent control is easy to realize; and the working efficiency inassembling and disassembling the nuts and stopping collapsing of the stone ballasts at the end of the sleeper is high.

The invention discloses vertical type paint spraying equipment. The equipment comprises trundle structures, a moving base, a vertical type support and a spraying gun, the trundle structures are arranged on the four corners of the bottom of the moving base, and each comprise an axle, a radial ball bearing, a hub and a trundle frame, the axles are fixedly sleeved with the radial ball bearings, the radial ball bearings are fixedly provided with the hubs, the hubs are fixedly sleeved with tires of rubber materials, the two ends of the axles are fixed to the trundle frames through screws, a gearboxis mounted on a transmission fixing base, the transmission fixing base is fixedly mounted on the bottom of a power box frame, partial weight of a transmission structure can be reduced, the stabilityof up and down reciprocated operation of the spraying gun can be increased, shaking of the spraying gun in the running process can be effectively reduced, and the spraying quality can be effectively ensured.

The invention discloses a prefabricated wallboard mounting device, and relates to the technical field of building construction, the mounting device comprises a movable rack, a support rod frame and a bearing plate; the bearing plate is provided with a plurality of clamping pieces used for clamping the side edge of the prefabricated wallboard, the end face of the bearing plate is provided with a suction cup piece, each clamping piece comprises a front end clamping plate, an abutting piece and an inclined rib plate, and the front end clamping plate is arranged on the front end face of the bearing plate and fixedly connected with one end of the abutting piece; a connecting sliding seat sliding on the inclined rib plate is arranged on the inclined surface of the inclined rib plate; the suction cup piece is a mechanical suction cup and is connected with the connecting sliding base in one clamping piece through a transmission piece. When the connecting sliding seat moves on the inclined rib plate, the suction part of the suction cup part can be pulled through the transmission part and sucked to the back face of the prefabricated wallboard. The device is simple in structure, can adapt to installation of prefabricated wallboards with different thicknesses, is stable in installation, avoids front-back vibration, facilitates subsequent wallboard fixing operation, and is high in practicability.

The invention discloses a vessel GPS accommodating seat which comprises a shell, a steering mechanism, buckle plates, bolts and a base, wherein a GPS mounting groove is formed one surface of the shell; the buckle plates are positioned at the upper and lower ends of the GPS mounting groove, and perpendicular to the shell; a first threaded hole is formed in the end, close to the shell, of each buckle plate; a second threaded hole is formed in the position, corresponding to each buckle plate, of the shell; the first and second threaded holes correspond to each other; each bolt penetrate through the corresponding first and second threaded holes; the other surface of the shell is connected with the steering mechanism; the lower end of the steering mechanism is connected with the base. According to the technical scheme, the vessel GPS accommodating seat provided by the invention can change the orientation of a GPS operating panel.