585results about How to "Achieve angle adjustment" patented technology

The utility model provides a photovoltaic panel pose adjusting device and a photovoltaic curtain wall system, the photovoltaic panel pose adjusting device comprises a photovoltaic support and a photovoltaic panel, and the photovoltaic support comprises a support frame, a telescoping mechanism, a rotating member and a driving mechanism. The first end of the supporting frame is hinged to a first preset position of the facade structure, and the hinge rotation axis is parallel to the horizontal plane. The direction from the first end to the second end of the supporting frame is n. One end of the telescopic mechanism is hinged to the second end of the supporting frame, and the other end of the telescopic mechanism is hinged to a second preset position of the facade structure below the first preset position. The rotating piece is rotatably installed on the supporting frame, and the rotating axis is in the n direction. The driving mechanism is installed on the supporting frame and used for driving the rotating piece to rotate. The back face of the photovoltaic panel is fixedly connected with the rotating piece, and the photovoltaic panel rotates along with rotation of the rotating piece. According to the technical scheme, angle adjustment in the vertical direction and the horizontal direction of the photovoltaic panel can be achieved, the photovoltaic panel fully receives solar rays, and the power generation efficiency is improved.

The invention, which relates to the technical field of power construction, discloses a live-line live-line operation parallel groove clamp installation tool and a use method thereof, and the tool comprises a support, a fastening assembly, a rotating assembly, a clamping assembly, a drainage wire pre-fixing assembly, a positioning assembly and a control assembly. A pin shaft eyebolt in the spring pin shaft mechanism is pulled open and released, so that a pin shaft enters a circumferential positioning hole of a flange, angle adjustment of an insulating rod and an installation tool is achieved, the operation requirements of different working angles are met, the pre-tightening mechanism is driven through the elastic pipe clamp and the steering engine, pre-fixing and releasing of a drainage wire are achieved, and the working efficiency is improved. Through the fixed end guide rail and the movable end guide rail, positioning and guiding of the transmission conductor are realized, the transmission conductor is accurately guided into the parallel groove clamp, and the reliability of installation operation is effectively ensured.

The invention discloses a sewage purification and reuse treatment system based on a sewage pipe network, relates to the technical field of sewage purification of the sewage pipe network, and is used for solving the problems that factory sewage is not subjected to preliminary purification treatment, pipeline pressure building and blockage are easily caused in the discharge process, and part of sewage is caused to be mixed in the pipe. Sewage in a factory discharge pipeline is classified, monitored and treated, suspended organic impurities in the sewage are preliminarily intercepted by mounting filter elements in filter cartridges, the filter cartridges in a filter material mechanism are combined and mounted, when the filter elements filter loads, pressure is actively relieved by moving a pressing sleeve and a slag discharge hole, and the filter elements can be automatically blocked under the follow-up work of an electric control box. The movement of a motor and an air cylinder in the fixing frame is controlled in time, the rotation of a rotating shaft on the side of a corresponding filter drum is completed, the angle adjustment of a sealing plate in a through pipe is realized, the flow direction of sewage in the pipeline is adjusted in time, and the problem of pipeline blockage caused by continuous untreated sewage discharge is avoided.

The invention relates to the technical field of automobile part machining, in particular to automobile part spraying equipment which comprises a machine table, a U-shaped plate, a metal plate, a spraying mechanism for spraying the metal plate and a driving mechanism for driving the spraying mechanism to horizontally move and spray. According to the metal plate spraying device, through mutual cooperation of the driving mechanism, the height adjusting mechanism and the angle adjusting mechanism, on one hand, the spraying height of the spraying mechanism can be conveniently adjusted according to the spraying requirement, so that the spraying mechanism keeps the same height all the time when spraying is conducted on different faces of a metal plate, and therefore the spraying uniformity is improved, and the spraying quality is improved; and on the other hand, angle adjustment of the spraying mechanism is achieved, so that the spraying mechanism is always kept in a perpendicular state with straight line faces of different angles, the spraying uniformity is further improved, the spraying quality is improved, meanwhile, the speed that a spraying head slides across a horizontal plate and an inclined plate is consistent, and it is guaranteed that the spraying thickness of a metal plate is uniform.

The utility model relates to the technical field of agricultural unmanned aerial vehicles, and discloses an automatic spraying type agricultural unmanned aerial vehicle which comprises a vehicle body, a connecting plate is fixedly connected to the bottom of the vehicle body, a guide groove is formed in the connecting plate, a second motor is fixedly connected to the interior of the connecting plate, and a rotating shaft is fixedly connected to the output end of the second motor. A Z-shaped crank is fixedly connected to the other end of the rotating shaft, a connecting rod is fixedly connected to one side of the outer portion of the connecting plate, a swing rod is rotatably connected to the other end of the connecting rod, a guide rod is fixedly connected to one side of the outer portion of the swing rod, an adjusting hole is formed in the swing rod, and a fixing plate is detachably connected to the top of the machine body. According to the pesticide spraying device, the second motor drives the rotating shaft to rotate, then the Z-shaped crank drives the swing rod to slide in the guide groove, angle adjustment of the pesticide spraying pipe is achieved, the spraying coverage range can be enlarged, and therefore the spraying efficiency is improved.

The invention discloses an angle-adjustable photovoltaic support, and belongs to the technical field of photovoltaic equipment. The angle-adjustable photovoltaic support comprises a support body; the adjusting mechanism comprises a base, a lifting disc, a fixing frame, an adjusting plate and a supporting plate, the adjusting plate is slidably connected into the fixing frame, two cross beams are fixedly connected between the fixing frame and the supporting plate, the bottoms of the cross beams are fixedly connected with a plurality of connecting rods, and the bottom ends of the multiple connecting rods are fixedly connected with the same inner gear ring; and the locking mechanism comprises an outer gear ring, a driven gear, a rotating box, a U-shaped plate and a plurality of bent clamping plates. The horizontal angle of the photovoltaic support can be locked through the arranged lifting disc, the pitching angle of the photovoltaic support can be locked through cooperation of the arranged U-shaped plate, the arranged bent clamping plate and the rotating box, the contact surface of the locking mode is large, and stability can be kept for a long time; and the locking of the pitch angle can be automatically relieved when the horizontal angle of the photovoltaic bracket is adjusted, so that multi-dimensional adjustment can be carried out at the same time.

The utility model discloses a special drilling machine for preventing water in a coal mine tunnel, which comprises a first connecting seat, two groups of slidable clamping pieces are arranged in an inner cavity of the first connecting seat in a mirroring manner, each clamping piece comprises a first clamping block and a second clamping block, and the two groups of first clamping blocks are mounted in the inner cavity of the first connecting seat in a sliding manner; the first clamping blocks can achieve distance adjustment through the first driving assembly, the second clamping blocks are integrally formed at one ends of the first clamping blocks, the four sets of balls are rotationally installed on the inner sides of the second clamping blocks, and the four sets of balls are symmetrical pairwise, and the distance between the two sets of first clamping blocks can be adjusted through the first driving assembly; the distance between two sets of clamping pieces arranged in a mirror image mode is adjusted, the drill rod can be clamped, four sets of balls are symmetrical in pairs, every two sets of longitudinally-arranged balls can make contact with a rod body of the drill rod at the same time, the two sets of longitudinally-arranged balls are matched with each other to make linear contact with the drill rod, the drill rod clamping stability is improved, the balls are rotationally installed on the inner side of a second clamping block, and therefore the clamping stability of the drill rod is improved. And rotation and drilling of the drill rod cannot be affected.

The utility model relates to elevator guide rail support manufacturing, in particular to elevator guide rail support manufacturing equipment which comprises a workbench, an installation frame connected to the workbench, a feeding groove connected to the workbench, a half gear connected to the rear side of the workbench, a first driving motor connected to the side, away from the installation frame, of the half gear, and a feeding mechanism arranged on the installation frame. A first driving motor is started to drive a half gear to rotate, when the half gear is meshed with a first gear, a driving rod is driven to rotate to be matched with a belt, a rotating rod, a conveying plate and the like, a support is driven to convey towards the right side, and automatic feeding is achieved. When the half gear is meshed with the second gear, the first gear is driven to rotate, the first gear is matched with a reciprocating lead screw, a sliding block and the like, a cutter is driven to move, and the supports are cut, so that when the cutting machine works next time, conveying of the supports is completed, manual feeding is not needed, and multiple times of cutting of one support can be achieved; and the cutting efficiency is improved.

The utility model discloses a liquid dropping detection device for lubricating oil detection, which comprises a base, a collecting box is arranged in the middle of the upper end of the base, the collecting box is attached to the base, a transparent oil storage tank is arranged on one side of the upper end of the base, a tank cover is arranged at the upper end of the transparent oil storage tank, and the liquid dropping detection device further comprises a first transmission cavity, the first transmission cavity is formed in one side of the interior of the base, a threaded rod is rotationally arranged on one side of the interior of the first transmission cavity, a lifting plate is in threaded connection with the exterior of the threaded rod, one end of the lifting plate extends to the exterior of the first transmission cavity, and a liquid dropping nozzle is arranged at the end, located outside the first transmission cavity, of the lifting plate. According to the dropping liquid detection device for lubricating oil detection, the distance between the dropping liquid nozzle and the collection box can be controlled, so that the proper dropping speed can be adjusted, the applicability is improved, detection is facilitated, the dropping area of lubricating oil can be illuminated through the illuminating lamp, and the practicability is good.

The invention provides an electrostatic spinning machine, and relates to the technical field of fiber manufacturing, the electrostatic spinning machine comprises a machine table, and a spraying device, a collecting device and a high-voltage power supply device which are arranged on the machine table, and the spraying device and the collecting device are respectively connected with the high-voltage power supply device through wires; the spraying device comprises a machine base, a spinneret needle angle adjusting mechanism, a spinneret needle, a spinneret needle pushing mechanism and a spinneret needle fixing, connecting and guiding mechanism, the machine base is arranged on the machine table, the spinneret needle angle adjusting mechanism is arranged on the machine base, and the spinneret needle penetrates through the spinneret needle angle adjusting mechanism. The angle of the spinneret needle head can be conveniently adjusted through the spinneret needle head angle adjusting mechanism, the spinneret needle head pushing mechanism is located on one side of the spinneret needle head angle adjusting mechanism, arranged on the machine base and used for pushing the spinneret needle head to conduct spinning, and the spinneret needle head fixing connecting and guiding mechanism is arranged on the spinneret needle head angle adjusting mechanism. And the fixing device is used for fixing the spinneret needle and connecting the front end of the spinneret needle with the high-voltage power supply device.

The utility model relates to the technical field of pipeline cleaning, and discloses a pipeline cleaning device which comprises a rotating head, a flow dividing bin is arranged on the inner side of the rotating head, first hemispheres which are evenly distributed are fixedly connected to the left side of the flow dividing bin, second hemispheres are rotatably connected to the inner sides of the first hemispheres, and nozzles are fixedly connected to the outer ends of the left sides of the second hemispheres. And the outer end of the left side of the rotating head is fixedly connected with limiting columns which are uniformly distributed. According to the utility model, according to the mutual cooperation of the first hemisphere, the second hemisphere, the nozzle, the limiting column, the limiting plate, the electric push rod, the limiting ring and the limiting hole, the angle adjustment of the second hemisphere and the nozzle is realized, so that the rotating head and the drill bit can be controlled to form different advancing postures by adjusting the spraying angle of the nozzle; the rotating head and the drill bit can move forwards straightly and also can move forwards in a rotating mode, and different use environments can be adapted through different advancing modes, so that power is utilized to the maximum extent.

The support comprises a fixing clamp, a support body, a rotating joint, a locking device and a base, the support body comprises an adjusting rod and a telescopic rod, the telescopic rod is suitable for being kept in a vertical state to achieve height adjustment, the adjusting rod comprises a first rod end and a second rod end, the first rod end is in universal connection with the fixing clamp, and the second rod end is in universal connection with the fixing clamp. The rotating joint comprises a first rotating piece suitable for being connected with the second rod end and a second rotating piece suitable for being connected with the telescopic rod, the first rotating piece and the second rotating piece are in rotating fit around a first axis so that the distance of the fixing clamp relative to a user can be adjusted, and the first axis is perpendicular to the telescopic rod. The locking device comprises a driving part, a reset spring, a first gear ring and a second gear ring, the first gear ring and the second gear ring are oppositely arranged, the second gear ring is arranged on the second rotating piece, the driving part is suitable for driving the first gear ring and the second gear ring to keep a separated state, the adjusting rod can rotate to a proper angle relative to the telescopic rod, and the reset spring is suitable for driving the first gear ring and the second gear ring to be internally meshed. The adjusting rod can be suspended at the angle. According to the utility model, the rotation of the adjusting rod is realized through the rotating joint, and the fixing clamp is universally connected with the adjusting rod, so that the electronic product can be adjusted in various visual angle directions, such as right facing, side facing and bending facing users.

The utility model relates to the technical field of rubber tube processing, and discloses rubber tube processing guide equipment which comprises a base, universal wheels are fixedly connected to the lower surface of the base, an electric lifting sleeve is rotatably connected to the upper surface of the base, a lifting rod is slidably connected to the interior of the electric lifting sleeve, and the lifting rod is rotatably connected to the upper surface of the base. The lifting rod is slidably connected with the inner wall of the electric lifting sleeve, a driving motor is rotatably connected to the upper surface of the base, a gear is fixedly connected to the surface of an output shaft of the driving motor, a gear ring is fixedly connected to the surface of the electric lifting sleeve, and the gear and the gear ring are connected in a meshed mode; and the top end of the lifting rod is fixedly connected with a placing plate. And a gear is used for driving a gear ring to rotate, so that an electric lifting sleeve rotates, angle adjustment during rubber pipe machining is achieved, use by workers is facilitated, use requirements of different scenes are met, the use effect of the device is improved, and the working efficiency during rubber pipe machining is improved.

The invention discloses a two-stage active deflection endoscope snake bone which is characterized in that the endoscope snake bone is provided with two stages of snake bones, the two stages of snake bones comprise a plurality of first-stage assemblies or second-stage assemblies which are movably connected, a first-stage traction wire is bonded to the inner wall of a first open groove, and a second-stage traction wire is bonded to the inner wall of a second open groove; single-stage bending is achieved by pulling the first-stage traction wire and the second-stage traction wire, then the first-stage traction wire is pulled in the forward direction or the reverse direction, and therefore the end of the snake bone head can be locally bent anticlockwise when the whole snake bone head is bent clockwise or can be locally bent clockwise when the whole snake bone head is bent anticlockwise, and double-stage bending is achieved. The snake bone tail end, the second-stage snake bone, the first-stage snake bone and the snake bone head can move to realize angle adjustment; compared with the prior art, the structure is stable, two-stage bending can be achieved, and the double-stage bending device can be suitable for more operation scenes.

The gastrointestinal lifting device for the laparoscope of the general surgery department comprises a lifting rod, a lifting ring and an angle adjusting mechanism, the lifting ring is vertically arranged below the lifting rod, and an opening allowing tubular viscera to penetrate through is formed in one side of the lifting ring; the angle adjusting mechanism comprises an arc-shaped sliding block, an arc-shaped sliding groove and a traction rope. The arc-shaped sliding block is fixed at the lower end of the lifting rod; the arc-shaped sliding groove is formed in the circumferential outer wall of the lifting ring, the cross section of the arc-shaped sliding groove is in an inverted-T shape, the arc-shaped sliding block is slidably connected into a large-diameter groove opening of the arc-shaped sliding groove, and the arc-shaped sliding groove and the arc-shaped sliding block are coaxially arranged. One end of the traction rope is connected with the upper end, close to the opening, of the lifting ring. According to the utility model, the structure of the lifting ring with the opening is adopted to lift the tubular viscera, and after the tubular viscera enters the lifting ring through the opening, the opening is adjusted from a horizontal state to an inclined upward state through the angle adjusting mechanism, so that a limiting anti-falling structure for the tubular viscera is formed, and the tubular viscera are prevented from falling off in the lifting and moving process.

The utility model provides a cutting device for false tooth processing, which comprises a processing table, a slide rail arranged at the upper end of the processing table, a frame slidably arranged in the slide rail, a first lead screw rotatably arranged in the slide rail, a threaded connection between the frame and the first lead screw, a slide block slidably arranged in the frame, a second lead screw rotatably arranged in the frame, and a first screw rod rotatably arranged in the second lead screw. The sliding block is in threaded connection with the second lead screw, a first electric push rod is arranged at the left end of the sliding block, a rotating plate is arranged at the telescopic end of the first electric push rod, a third motor is rotationally connected into the rotating plate through a rotating shaft, and a first electric driving unit, a second electric driving unit, a clamping mechanism and an adjusting mechanism which drive the first lead screw to rotate are arranged on the rear side of the sliding rail. According to the cutting device for false tooth machining, the angle of the cutting knife can be adjusted, the cutting angle of the cutting knife can be accurately set and adjusted according to specific requirements and material characteristics of false tooth design, it is guaranteed that the cutting knife is in the most suitable cutting state all the time, and diversified machining requirements are met.

The utility model provides a pipe roofing steel pipe locking device which comprises a first pipe roofing steel pipe, a second pipe roofing steel pipe and a water stop grouting locking device. The male lock catch and the female lock catch are externally welded to connect the two pipe roofing steel pipes to form a unified whole, so that the bearing capacity of the pipe roofing is improved, and the danger in the construction process is reduced. The two lock catches adopt arc sections with different radiuses, a certain gap is reserved between the two lock catches, the first pipe-roofing steel pipe and the second pipe-roofing steel pipe are tightly connected together, the stability of the pipe-roofing structure is improved, angle adjustment between the pipe-roofing steel pipes can be achieved by adjusting the lengths of the upper end and the lower end of the female lock catch, pipe roofs of different forms are formed on the premise that the overall stability of the supporting structure is not affected, and the supporting structure is more stable. The construction is simpler and more convenient, the soil body between the pipe roofing structures is reinforced by externally welding the grouting pipes and after grouting, soil body collapse during construction is prevented, the overall leakproofness of the pipe roofing structures is improved, and the stable and continuous waterproof curtain is formed by arranging the grouting holes and the grouting pipes inside and outside and conducting grouting in multiple times.

The invention relates to the technical field of wind tower buildings, and discloses a prestressed steel strand steering support of a mixed tower and a using method of the prestressed steel strand steering support, and the prestressed steel strand steering support comprises a tower wall and a steel strand arranged on the inner side of the tower wall; a steering adjusting mechanism is arranged between the tower wall and the steel strand and comprises a base fixed to the tower wall, a supporting frame arranged on one side of the base, a rotating shaft arranged on the supporting frame and a steering roller arranged on the rotating shaft, long-strip-shaped holes are formed in the four corners of the base, and bolts are arranged in the long-strip-shaped holes. Bolt sleeves are embedded in the positions, opposite to the bolts, of the tower wall, the bolts extend into the bolt sleeves and are used for limiting displacement between the tower wall and the base, headband hole pins are arranged on the supporting frames in a penetrating mode, the steering roller is arranged on the outer surfaces of the headband hole pins in a sleeving mode, and the steel strands make contact with the outer surfaces of the steering roller. The steering roller can reduce the stress loss at the turning position of the steel strand in the prestressed steel strand system and slow down the loss speed of the service life of the steel strand.

The invention belongs to the technical field of unmanned aerial vehicle fire extinguishing, particularly relates to a special unmanned aerial vehicle rapid water taking device for fire rescue, and aims at solving the problem that an existing unmanned aerial vehicle cannot achieve rapid water taking. Two water spraying tanks are mounted at the bottom of the storage case, a traction assembly is mounted at the top position in the storage case and comprises two symmetrically mounted traction rope rollers, traction ropes are wound in the traction rope rollers, and water taking tanks are hung at the bottoms of the two traction ropes; a water taking tank hanging spring is fixed to the top of the water taking tank, and the traction rope is fixed to a disc on the top of the water taking tank hanging spring. During water drainage and fire extinguishment, the lifting screw rod controls lifting of the lifting ring, angle adjustment of the nine water drainage swing blocks is achieved, the angle of water drained from the top during fire extinguishment can be adjusted, and the fire extinguishment area is adjusted according to the size of a fire.

The invention discloses a blade angle-adjustable stirrer for a flocculation basin, relates to the field of sewage treatment stirring equipment, and aims to solve the problems that most flocculation stirrers in the prior art adopt a method for lowering the frequency and reducing the rotating speed through a frequency converter, and the frequency converter and a motor are in low frequency in a long-term working state and are easy to break down or damage. The lower end of the rotating pipe penetrates through the circular opening, extends to the lower end in the flocculation tank and is fixedly connected with an angle adjusting device, fixed pipes are fixedly connected to the middles of the two sides and the middles of the front end and the rear end of the angle adjusting device, and stirring blades are rotationally connected to the outer sides of the fixed pipes; an adjusting shaft for driving the four stirring blades to deflect at the same time is rotationally connected into the rotating pipe, a transmission box is fixedly connected to the upper end of the supporting frame, the rotating pipe penetrates through the interior of the transmission box and extends out of the upper end face of the transmission box, and the upper end of the adjusting shaft extends out of the upper end of the rotating pipe and is connected with an annular locking piece.

The invention discloses a combined orientation-adjustable optical fiber distribution frame, and particularly relates to the technical field of optical fiber distribution frames, the combined orientation-adjustable optical fiber distribution frame comprises a base, the base is provided with a supporting assembly, the supporting assembly comprises a vertical rod arranged at the top of the base, and the top end of the vertical rod is provided with a supporting seat through a bolt. According to the optical fiber branching line, various types of optical fiber adapters can be conveniently mounted on the corresponding optical fiber branching line main bodies to realize transmission of optical signals, and the adapters are used for improving the interworking property and compatibility of the optical fiber adapters and the optical fiber branching line main bodies so as to ensure the stability and reliability of connection; meanwhile, the protection sleeve can protect the connection point of the two optical fibers, connection loss is reduced, the optical cables are arranged on a path through the electromagnetic shielding strips on the reinforced protection magnetism-resisting sheets, and then the optical cables are prevented from sharing channels with other electromagnetic interference sources such as cables and power lines, so that transmission loss and interference are reduced, and the service life of the optical cables is prolonged. And the network bandwidth is utilized to a great extent and the transmission rate is improved.

The invention discloses an ear clip type Bluetooth earphone, and relates to the technical field of electronic equipment.The earphone comprises a first clamping part and a second clamping part, a mainboard is arranged in the first clamping part, a clamping space is formed between the second clamping part and the first clamping part, the second clamping part is rotationally connected with the first clamping part through a rotating assembly, and the first clamping part is connected with the second clamping part through a rotating assembly; the second clamping part rotates relative to the first clamping part to adjust the clamping space, an antenna circuit and an antenna feeding point connected to the antenna circuit are arranged on the main board, and the rotating assembly is electrically connected with the antenna circuit through the antenna feeding point. According to the Bluetooth wireless antenna, the rotating assembly is used as the radiator of the Bluetooth wireless antenna, so that the material quantity of a product is reduced, the material cost of the product is reduced, the compactness and the integrity of the whole machine are improved, the structure requirement of a narrow space in an earphone is met, and the equipment product can be further designed to be miniaturized and light.

The invention relates to the technical field of steam energy conservation, in particular to a waste heat recycling and filtering device, foreign matters can be filtered out by a filter cartridge after a heat energy medium is filtered by the filter cartridge, a driving device is driven to rotate by the flowing force of the heat energy medium under the acting force of flowing of the heat energy medium, and due to the fact that the driving device is connected with the filter cartridge, the waste heat can be recycled. Therefore, the driving device can drive the filter cartridge to rotate together, the side wall of the filter cartridge abuts against one side of the cleaning opening in the first conveying pipe, and when the filter cartridge rotates, foreign matters filtered by the filter cartridge can be driven to the cleaning opening under the rotation of the filter cartridge so as to enter the collecting box. Foreign matters attached to the side wall of the filter cartridge can be scraped off from the filter cartridge by one side of the cleaning port under the continuous autorotation of the filter cartridge, and the heat energy medium can be filtered and the filter cartridge can be automatically cleaned without an external power source.

The invention provides cell culture equipment and an electrical stimulation assembly thereof, and belongs to the technical field of cell culture.The cell culture equipment comprises a dish body and a dish cover, a plurality of culture chambers are formed in the dish body, containing chambers are formed in the dish cover, the number of the containing chambers is the same as that of the culture chambers, and the positions of the containing chambers correspond to those of the culture chambers. Comprising an electrical stimulator, and further comprises an electrical stimulation mechanism and an adjusting mechanism, through the arrangement of an iron core and a magnet piece, when the electrical stimulator is powered on to work, current passes through a coil, the iron core generates magnetic force, the magnetic force of the iron core pushes the magnet piece to move in the direction away from the iron core, and the magnet piece drives two conductive columns to move downwards synchronously; the first electrode and the second electrode are driven to move downwards synchronously, so that the vertical positions of the first electrode and the second electrode are adjusted, cells with different depths in a culture solution are electrically stimulated, and the cell culture quality is improved.

The utility model belongs to the technical field of hollow covering agent preparation, and particularly relates to a hollow covering agent production discharging device which is arranged on a furnace nozzle of an electric arc furnace, a flow guide channel is formed in the furnace nozzle, a sealing plate is arranged above the furnace nozzle, a baffle is arranged at the front end of the sealing plate and matched with the flow guide channel, a U-shaped block is arranged at the top of the furnace nozzle, and connecting rods are fixedly arranged on the two sides of the upper end of the baffle. The top of the furnace nozzle is rotationally connected with two screws, and the screws are in threaded connection with the corresponding U-shaped blocks; a U-shaped groove is formed in the front end of the furnace mouth, a discharging groove is formed in the U-shaped groove, one end of the discharging groove extends out of the U-shaped groove, the discharging groove is hinged to the furnace mouth, an air cylinder is hinged to the lower end of the end, extending out of the U-shaped groove, of the discharging groove, and the other end of the air cylinder is hinged to the bottom of the U-shaped groove. According to the hollow covering agent forming device, the flow of flowing-out melt liquid can be adjusted through the sealing plate and the baffle, meanwhile, the flowing-out angle of the melt liquid is adjusted through the discharging groove, and the air cutting granulation effect during hollow covering agent forming is effectively improved.

The novel beacon vessel comprises a base and further comprises a water flow power generation device and a solar power generation device which are installed on the base, the base is arranged to be cylindrical, a notch is formed in the middle of the base, an impeller of the water flow power generation device overhangs in the notch to rotate, and the cylindrical base rotates in real time in the water flow direction. A solar power generation device is mounted on the top surface of the base at the rear part of the notch, and is provided with a foldable turnover mechanism, so that a solar panel of the solar power generation device is always positioned at the optimal sunlight receiving angle; multi-source power generation is achieved through the water flow power generation device and the solar power generation device, redundant electric energy is stored for standby application and delivery while power is supplied to the beacon light and other electric equipment on the device, real-time data acquisition is achieved through the camera and the light induction sensor, and the device is simple and compact in structure, reliable in operation, low in cost, convenient to install and high in practicability. Power generation is stable and efficiency is high.

The utility model relates to the technical field of cylindrical pin machining, and discloses an elastic cylindrical pin machining device which comprises a base, an electric push rod is fixedly installed on the base, the output end of the electric push rod is fixedly connected with a connecting strip, the connecting strip is fixedly connected with a rack, the rack is in meshed connection with a gear, and the gear is in meshed connection with the electric push rod. A rotating rod is fixedly connected to the gear, a clamping block is fixedly connected to the connecting block, and a driven rod is rotationally connected to the mounting block. According to the elastic cylindrical pin machining device, when the elastic cylindrical pin machining device is used, the electric push rod is started, the first connecting plate is driven to rotate through the arrangement of the rack and the gear, cylindrical pin bars are clamped through the two sets of clamping blocks and are not prone to loosening, at the moment, a handle is rotated, the lifting plate drives the motor to move downwards, and then the cylindrical pin bars are machined. The drilling depth of the drill bit can be adjusted according to cylindrical pin bars of different lengths, operation is easy, the machining process is more convenient, machining efficiency can be improved, and the use effect is good.

The single-hole thoracoscope convenient to fix comprises an adjusting support, two sets of fixing blocks are fixedly connected into the adjusting support, the ends, close to the center, of the fixing blocks are fixedly connected with adjusting telescopic rods, the outer side walls of the adjusting telescopic rods are sleeved with adjusting springs, and the ends, close to the center, of the adjusting telescopic rods are meshed with gears. Supporting telescopic rods are fixedly connected to the two sides of the gear, the centers of the supporting telescopic rods move in the adjusting support, holes are formed in the top ends of the supporting telescopic rods, connecting rods are arranged in the holes, reflectors are fixedly connected to the bottom ends of the connecting rods, and high-power cameras are fixedly connected to the bottom ends of the reflectors; the bottom end of the reflector is fixedly connected with a light source. According to the single-hole thoracoscope convenient to fix, when the single-hole thoracoscope convenient to fix is used, stretching and retracting of the telescopic rod are adjusted by adjusting cooperation of parts such as the telescopic rod, a gear is limited, angle adjustment of the supporting telescopic rod is achieved, and therefore the practicability of the single-hole thoracoscope convenient to fix is improved.

The utility model discloses a detachable and rotatable beam barrel which comprises a body and a bayonet piece. The bayonet piece is arranged at the rear end of the body; the bayonet piece is detachably installed at the rear end of the body through a rotary positioning mechanism, the rotary positioning mechanism conducts axial positioning on the bayonet piece, and meanwhile the bayonet piece is rotatably arranged relative to the body. By arranging the rotary positioning mechanism, the bayonet piece is detachably and axially positioned at the rear end of the body through the rotary positioning mechanism, so that the bayonet piece can be detached and replaced according to use requirements so as to adapt to photography lamps of different models, the replacement cost is low, the product universality is higher, meanwhile, the bayonet piece is rotationally arranged relative to the body, and the product quality is improved. Therefore, the body can rotate relative to the bayonet piece according to needs, angle adjustment of the light-emitting modeling can be easily achieved, and great convenience is brought to use.