57results about How to "Implementing Angle Changes" patented technology

The invention discloses a self-adaption rail car. The car comprises two front wheels capable of rolling front and back and rotating horizontally and provided with sensors, guide devices connected with the front wheels to facilitate turning of the car, and two rear wheels for self-adaption to the rail deformation; the rear wheels are driven by a power mechanism; and the rear wheels and the power mechanism are mounted on a rotating bearing of a car body. Compared with the prior art, the self-adaption rail car has the following advantages: when the car provided with the sensors, the front wheel guide devices and the car body rotating bearing walks on rails, the rotating bearing can be controlled to drive the rear wheels to rotate by a certain angles according to induction signals of the sensors to a curve limiting switch when the car enters a curve, so that low-speed smooth passing of the car in small-radius curve is realized. When the wheels are suspended and the car is stopped at rail deformation sections, identification signals obtained after detecting the front wheels by the front wheel sensors can be matched with a PLC to start a rear wheel self-adaption device, so that the car passes through the deformation rail sections, and normal walking of the car is realized.

The invention relates to an air guide plate motion mechanism of an air conditioner. The mechanism comprises a rotating swing rod, an air guide plate swing rod and an air guide plate connecting rod; the rotating swing rod is hinged to a base plate through a first hinge point, and is provided with a power input; the air guide plate swing rod is hinged to the rotating swing rod through a second hinge point, one end of the air guide plate swing rod is close to an air outlet, and the end, away from the air outlet, of the air guide plate swing rod is provided with a power input; one end of the air guide plate connecting rod is close to the air outlet, and the end, away from the air outlet, of the air guide plate connecting rod is hinged to the rotating swing rod through a third hinge point; the front end and the rear end of an air guide plate are hinged to the end, close to the air outlet, of the air guide plate swing rod and the end, close to the air outlet, of the air guide plate connecting rod. According to the air guide plate motion mechanism, the opening and closing action of the air guide plate can be achieved, generation of air guide plate condensation can be effectively reduced, and the gap between the air guide plate and the air outlet is reduced. The invention further relates to the air conditioner with the air guide plate motion mechanism.

The invention discloses a display and demonstration device for ideological and political education. The display and demonstration device comprises a display table, a first hinge base, a display plate,an installing groove, a lead screw, an internal thread sleeve, a second hinge base, a third hinge base, a supporting rod, a bottom plate, a supporting leg plate and a walking mechanism. The walking mechanism comprises an installing block, an adjusting rod, a first hinge shaft, supporting legs, a connecting plate, wheels, a screw sleeve, a second hinge shaft and a connecting rod. Threaded parts are arranged at the two ends of the adjusting rod. The threaded parts at the two ends of the adjusting rod are equal in length and opposite in thread spiral direction. By arranging the lead screw, the inclination angle of the display plate can be adjusted, and information displayed on the display plate can be conveniently watched; by arranging the walking mechanism, positioning and walking can be conveniently conducted on the whole device, the angle of the supporting leg can be rapidly changed under the effects of the moving of the screw sleeve and the pushing of the connecting rod only by rotating the adjusting rod, and then the wheels at the lower ends of the supporting legs make contact with the ground for walking.

The invention discloses a cross type modular jaw angle pliers, comprising a cross slide table, a rotating seat and an angle tong body, the revolving seat is fixed on the cross slide table, the angle pliers body is fixed on the revolving seat, and the angle pliers body includes a first bracket , the second bracket, the clamp table and the adjustment gear, the first bracket and the second bracket are fixed on the rotating seat, the first bracket is provided with two opposite sliders, the clamp table is set on the first bracket, and the two clamps There are two opposite arc-shaped chutes on the side, and the two sliders are respectively embedded in the two arc-shaped chutes. The bottom surface of the clamp table is equipped with a rack, and the second bracket is connected with an adjustment shaft, and the adjustment gear is fixed. on the adjustment shaft and meshes with the rack. The angle pliers of the present invention are arranged on a rotating seat, and the rotating seat is arranged on a cross slide table, so that angle changes in multiple directions can be realized when drilling holes.

The invention discloses a laser disordered texturing machine tool for a roller, which is used for performing disordered texturing treatment on the roller. The laser disordered texturing machine tool comprises a roller machine tool, a laser, an external light path, a focus lens, and a chopper disk. The external light path comprises a plurality of groups of reflector adjusting components, and each group of reflector adjusting component comprises a reflector base, a reflector, a plurality of pressure springs and a plurality of bolts. The reflector is arranged on the reflector base in a floating mode through the pressure springs and the bolts. The pressure springs are deformed by adjusting the bolts so as to adjust the angle of the reflector. The reflector adjusting component also comprises a disturber which can generate a disturbing force and randomly change the normal angle of the reflector, and the disturber is arranged on the reflector through a disturber bracket. By means of the arrangement of the disturber in the laser disordered texturing machine tool for the roller, the function of disordered texturing on a roll surface of the roller can be realized.

The invention discloses a tunnel steel arch frame mounting manipulator. The tunnel steel arch frame mounting manipulator comprises a supporting base, an angle adjusting telescopic arm and a gripper, wherein the supporting base is used for being connected with a working platform body rotary device; the rotary device is arranged on the supporting base; the angle adjusting telescopic arm is used forachieving angle changes and arranged at the rotary end of the rotary device; the gripper is provided with a shovel-shaped end portion; the first point of the gripper is hinged to the free end of the angle adjusting telescopic arm; and the second point of the gripper is connected with the angle adjusting telescopic arm through a controllable telescopic device. An arch frame is scooped up from the ground through the gripper with the shovel-shaped end portion, then the rotary device and the angle adjusting telescopic arm control the gripper to rotate and lift, a steel arch frame mounting trolleycan directly grab the steel arch frame from the ground, and stably and efficiently conveys the steel arch frame to the reserved position for mounting, and the problem of low construction efficiency issolved. The invention further discloses a manipulator working platform comprising the tunnel steel arch frame mounting manipulator.

The invention discloses a multi-degree-of-freedom in-laneway dust catcher which comprises a rotary hydraulic cylinder (7), a swing hydraulic cylinder (5), a lower support disc (4), an upper support disc (2), retractable hydraulic cylinders (3), a telescopic hose (9) and a dust catching cover (1), wherein a base (6) is arranged on the rotary hydraulic cylinder, the lower support disc is arranged on the base, one end of the swing hydraulic cylinder is connected with the base, the other end of the swing hydraulic cylinder is connected with the upper end of the lower support disc, the upper support disc is arranged at the upper part of the lower support disc, the upper end of the telescopic hose is movably connected with the dust catching cover, the lower end of the telescopic hose is movably connected with a dust exhausting pipe (10), the retractable hydraulic cylinders are symmetrically arranged, and a guide sleeve (8) is arranged between the upper support disc and the lower support disc. The multi-degree-of-freedom in-laneway dust catcher provided by the invention has a compact structure, is convenient to manufacture and mount, is reliable and durable, occupies a small space, realizes that the dust catching cover can be stretched, lifted and steered in positions according to requirements, not only ensures that the operation of other excavating equipment inside a laneway is not disturbed, but also improves the dust catching efficiency of a dust removal system in laneway excavation.

The invention relates to an underground pipeline unmanned aerial vehicle aerial survey device and an aerial survey method thereof. The underground pipeline unmanned aerial vehicle aerial survey devicecomprises a device main body, a connecting rod, wings and a detection device; two symmetric connecting rods are fixed on the two sides of the device main body; fixing seats are fixed at the end partsof the connecting rods; the wings are rotationally connected above the fixing seats; connecting shafts on the bottom surfaces of the wings are rotationally connected with first bearings of the fixingseats; first motors are arranged in the fixing seats; through a camera, an underground pipeline is detected, and detection information is transmitted to a remote monitoring end in real time. Throughadoption of the underground pipeline unmanned aerial vehicle aerial survey device, the underground pipeline can be detected in real time; laser lamps at front and rear ends of the detection device measure the pre-excavated underground pipeline; and by electrifying and discharging of an electromagnet, an angle of the detection device is changed, the discharging of the laser lamps to the excavationbottom surface is realized, and the excavation is made convenient.

A calibration rotary table special for a spectrograph comprises a base and a table body, and the table body comprises a pitch axis system and an azimuth axis system; the pitch axis system is used for completing vertical swing, the azimuth axis system is used for completing horizontal rotation, and the pitch axis system is fixed to the azimuth axis system; and the two axis systems both use independent driving systems, driving torque is provided through a motor, and a speed reducer is used for reducing the rotating speed and amplifying the torque. According to the invention, the relative position angle change of a spaceborne spectrograph and the sun in orbit can be simulated, and high-precision rotation of 360 degrees in the horizontal direction and +/-20 degrees in the vertical direction is realized; due to the design of a rotary frame of a calibration rotary table, calibration in two view field directions of a solar calibration light path and an earth observation light path of the spaceborne spectrograph can be realized, and the consistency of radiation calibration of the two light paths is ensured.

The invention discloses a drawing display stand for architectural design and specifically relates to the technical field of architectural design. The drawing display stand comprises a workbench and across beam; bases are welded to the two ends, in the horizontal direction, of the bottom end of the workbench correspondingly; butt joint bases are welded to the positions, corresponding to the bases,of the two ends, in the horizontal direction, of the cross beam correspondingly; first rotating shafts are fixedly installed between the butt joint bases and the bases; a lifting adjusting mechanismis fixedly arranged on the outer surface of the bottom of the cross beam; the lifting adjusting mechanism comprises a first stand column and a second stand column which are welded to the outer surfaceof the bottom of the beam; a guide rod and a screw rod are fixedly arranged in the first stand column and the second stand column correspondingly; the outer surface of the guide rod and the outer surface of the screw rod are sleeved with sliding block nuts correspondingly; U-shaped sliding grooves are fixedly formed in the outer sides of the sliding block nuts; and two vertical plates are fixedlyarranged at the position, close to the base, of the bottom of the workbench. Compared with the prior art, the drawing display stand is flexible in structure, capable of meeting drawing and displayingrequirements and convenient to use.

The invention discloses a small-size garment shearing cutter head for garment cloth local shearing. The small-size garment shearing cutter head comprises a screw rod, wherein one end of the screw rodis connected with an upper support frame; the bottom end of the upper support frame is movably connected with a lower support frame; an elastic rod is connected between the upper support frame and thelower support frame; a cutter wheel can realize the rotation between a cutter wheel frame and the lower support frame, and is used for trimming the circular arc-shaped cloth by a shearing machine; due to the effect of resistance, the cutter wheel can always be in contact with the cloth at the edge of the cutter head through the rotation between the cutter wheel frame and the bearing inside the lower support frame; the circular arc can be easily sheared; the cutter head is a little greater than the outer diameter of the outer wheels at the two sides; during the shearing, the pressing fixationof the outer wheels at the two sides on the edge of the cloth and the shearing on the cloth by the cutter head can be realized; in addition, the outer wheels and the cutter head are in concentric bonding connection and are connected with the cutter wheel frame through an installing shaft; the contact and the transmission are more reliable; the cutting effect is not influenced; the whole parts arefew; the use and the maintenance are convenient.

The invention discloses a blade for a turbine of a gas turbine. The blade comprises a bottom box fixedly arranged on the ground, wherein a lower open cavity with an upward opening is fixedly formed inthe upper end surface of the bottom box, a penetrating cavity is formed in the right end wall of the lower open cavity in a communicating mode, a track cavity is formed in the upper end wall of the penetrating cavity in a communicating mode, and a connecting cavity is formed in the lower end wall of the penetrating cavity in a communicating mode, a motor-driven main meshing gear is rotatably arranged in the connecting cavity, and a sealing plate is arranged above the main meshing gear in a meshing mode; and the sealing plate is in sliding fit connection with the track cavity. The blade is simple in structure and convenient to use. The blade adopts a thread adjusting method and utilizes gear meshing functions such as bevel gear transmission to realize the angle change function of turbine fan blades. A connecting rod type working mode is adopted to realize opening and closing of related closed valves, and thus the practicability of the blade is effectively improved.

The invention belongs to the technical field of air purification liquid, and discloses negative ion air purification liquid, a preparation method and special production equipment. The negative ion air purification liquid comprises the following components in parts by weight: 100-120 parts of negative ion crystals (powdery), 1-3 parts of a dispersing agent, 3-15 parts of a pH regulator, 10-20 parts of a natural hydrolat extracting solution and 50-60 parts of calcium carbonate (powdery). An adjusting column is driven to move, and rotation of the moving column in the moving process is completed through path guidance in an angle adjusting cavity, so that angle change of stirring blades during rotation is achieved, the contact area with materials is reduced at a high rotating speed, resistance is reduced, electric power used by a motor is saved, meanwhile, by arranging a first limiting ring, a reset spring and a second limiting ring, under the condition of low rotating speed, outward tension generated by the stirring blades on the moving column due to the centrifugal phenomenon is smaller than counter-acting force of the reset spring, low rotating speed causes low resistance, at the moment, the angle of the stirring blades is not changed in time, too large resistance cannot be caused, and the stirring efficiency is kept.

The invention provides a control method and system of an aerocar and the aerocar. The control method of the aerocar comprises steps as follows: relative position information of the aerocar and the road and road information are detected; whether the aerocar is allowed to be switched from a flight mode to a driving mode or not is judged according to the relative position information of the aerocar and the road and the road information; if the aerocar is allowed to be switched from the flight mode to the driving mode, wheels of the aerocar are controlled to act and enabled to be suitable for landing. The control method of the aerocar can guarantee stable landing and driving of the aerocar when the aerocar is switched from the flight mode to the driving mode and guarantee safety of the aerocar.

The invention relates to the field of textile technology and discloses a drying device capable of detecting moisture of a textile based on the principle of separation and reunion. The drying device comprises a moisture detecting device and a drying device body, wherein a pressing platform is arranged above the moisture detecting device; a pressing spring is arranged below the pressing platform; athreaded rod is arranged at the bottom of the drying device body; a threaded block is connected onto the threaded rod in a sleeving manner; a connecting rod is arranged on the threaded block; a sliding block is connected onto the connecting rod; a hinge is arranged above the sliding block; a movable rod is connected onto the hinge; a steam device is placed on the movable rod; a movable fixture block is connected with one end of the movable rod; a movable sliding chute is formed in the external part of the movable fixture block; and a roller is arranged in the drying device body. According to the drying device, through cooperation of the structures, angle variation of the steam device is controlled, so that the purpose that the steam device uniformly dries the textile fabric is realized.

The invention discloses a transformer substation automatic control lightning protection and lightning triggering system which comprises a box body, the left side and the right side of the lower end of the box body are fixedly connected with supporting columns, the lower end of the box body is provided with a pushing and lifting mechanism, the lower end of the pushing and lifting mechanism is provided with a damping mechanism, and the lower end of the damping mechanism is fixedly connected with a case. According to the scheme, an electric push rod is controlled through a controller, a connecting block is pushed by the electric push rod to move towards the ground, the connecting block drives a movable plate to get close to the ground at the same time, and a damping mechanism and a case are arranged at the lower end of the movable plate; As the two ends of the shaft rod on the case are connected with the moving wheels, when the moving wheels touch the ground, the supporting column ascends, the controller starts a second motor, so that a second angle gear on the second motor drives a first angle gear on a shaft rod to rotate, and then the shaft rod rotates to drive a moving wheel to roll, so that the moving range of the lightning triggering device is enlarged, and the lightning receiving range is wider.

The invention relates to an angling device for a climbing belt conveyor. The angling device for the climbing belt conveyor comprises a shell group, a driving group and an adjusting seat group. The shell group comprises a first shell which is horizontally arranged and a second shell which is obliquely arranged, the first shell and the second shell are of U-shaped structures, and two connecting plates which are arranged in a front and back mode are arranged between the first shell and the second shell; the driving group comprises a driving roller group arranged between the two connecting plates,the driving roller group comprises two driving rollers arranged in an up and down mode, and two ends of the driving rollers separately penetrate through the connecting plates; and the adjusting seatgroup comprises a first adjusting seat arranged below the first shell and a second adjusting seat arranged below the second shell, wherein the first adjusting seat and the second adjusting seat both comprise connecting blocks, supporting blocks vertically arranged below the connecting blocks and adjusting blocks arranged below the supporting blocks, and the connecting block and the supporting block of the second adjusting seat are movably arranged. The angling device for the climbing belt conveyor has the advantages of simple structure, high use flexibility and prolonged service life.

The invention discloses an encoder holder which is characterized by comprising a supporting seat arranged at the upper part, a base arranged at the lower part and a rotating mechanism arranged between the supporting seat and the base, wherein the rotating mechanism is provided with encoders and comprises a rotating shaft; one end of the rotating shaft is connected with a universal ball. The angle encoder I is arranged on the rotating shaft; when the rotating shaft rotates, the angle encoder I starts to work to record a current transverse rotating angle; similarly, when the universal ball starts to rotate, the angle encoder II on the universal ball also starts to work to record a current longitudinal rotating angle; therefore, due to the matching of the two angle encoders, transverse and longitudinal three-dimensional angle changing can be realized.