100results about How to "Change width" patented technology

The soft plasma arc combined laser-MIG composite welding device comprises a mounting plate, a soft plasma arc welding gun, a laser welding gun head and an MIG welding gun are sequentially mounted on the mounting plate, and the soft plasma arc welding gun and the MIG welding gun can be horizontally, vertically and rotationally adjusted on the mounting plate; the soft plasma arc welding gun forms an upper end shielding gas channel, the upper end of the upper end shielding gas channel is connected with a shielding gas pipe connector, a lower end shielding gas channel, an annular shielding gas cavity and a round hole are formed in the gas nozzle, and the round hole vertically penetrates through the interior of the annular shielding gas cavity to the exterior of the gas nozzle. Compared with the prior art, through the synergistic effect of the soft plasma arc welding gun, the laser welding gun head and the MIG welding gun, the welding penetration depth is increased, the welding speed is increased, the occurrence of welding defects is reduced, and the welding quality is improved. And the welding quality and the welding efficiency are improved.

The invention discloses a box-type glutinous yam cultivation device with clamping grooves, and relates to the technical field of yam cultivation. By arranging the clamping groove assemblies and the fixing clamping grooves, the number of the directional growth plate units can be increased or decreased according to different varieties of Chinese yams, gaps between the directional growth plate units can be adjusted at the same time, and therefore the width of the directional growth groove can be changed, and the directional growth groove with the corresponding width is provided for planting of different varieties of waxy Chinese yams; in each directional growth plate unit, the longitudinal height of the directional growth plate can be increased through a heightening plate, the height requirement for growth of the glutinous Chinese yam is met, the height and width of the directional growth groove in the clamping groove assembly are adjusted, and the application range of the directional growth plate is widened; by arranging the root system growth expansion assembly, a space for growth of the waxy yam root system can be additionally arranged at the bottom of the cultivation box, the path for the waxy yam root system to obtain nutrients is increased, the growth speed of waxy yam can be increased, and the yield of yam planting is increased.

The utility model discloses an envelope bag makes a bag with glue spraying mechanism, including glue spraying pipe, the bottom of glue spraying pipe is fixed with the spray head, the bottom of glue spraying pipe outside is wrapped with shelter casing, the bottom of shelter casing inboard rotates and is installed with two adjusting baffle, the adjusting baffle includes the limiting board, the bottom of limiting board is fixed with the guide plate, the below of guide plate is equipped with the collection frame, the collection frame is connected with shelter casing fixedly. The utility model's advantage lies in: through angle adjustment to two adjusting baffles of being located shelter casing bottom inboard, change the interval between two adjusting baffle bottom, thereby change the width of glue spraying of shelter casing bottom, realize the adjustment to glue spraying width, and this according to the glue spraying demand of different envelope bag adjusts the glue spraying head, avoids the glue overspraying and leads to the envelope bag to appear unexpectedly when bagging.

The invention relates to an automatic stainless steel composite plate production line and a production process thereof, and relates to the technical field of stainless steel composite plates. The device comprises an unwinding device, a cleaning device, a drying device, a glue compounding device and a cooling device which are arranged in sequence, the unwinding device is used for releasing stainless steel rolls and driving stainless steel plates to be conveyed in the direction of a cleaning device, the cleaning device is used for cleaning the stainless steel plates, and the drying device is used for drying the stainless steel plates; the glue compounding device is used for compounding a stainless steel plate and a glue compounding plate, the cooling device is used for cooling the stainless steel plate subjected to glue compounding, a conveying belt used for conveying the stainless steel plate is arranged between the drying device and the glue compounding device, a plurality of spray heads are connected to the conveying belt through a mounting frame, and an adjusting assembly is arranged on the mounting frame and connected with the spray heads. The nozzles are driven to be close to or far away from each other. The stainless steel plate glue coating device has the effects that stainless steel plates of different sizes can be coated with glue, and the applicability is better.

The utility model discloses a hanging arm for a rail train, which comprises a supporting plate, a threaded rotating rod, a U-shaped fixing plate, a small sliding block, a lifting block, a lifting rod, a rotating block, a rotating rod and a rotating roller, a placing groove is welded on the outer surface of the rotating roller, a rotating shaft is sleeved on the inner surface of the rotating roller, one end of the supporting plate is sleeved with a moving rod, and the other end of the supporting plate is sleeved with a sliding block. A movable block is welded to one end of the movable rod, a fixed rod sleeves the lower surface of the movable block, and a fixed roller is welded to the bottom end of the fixed rod; by improving the hanging arm for the rail train, the hanging arm for the rail train has the advantages that the structural design is reasonable, the small sliding blocks on the inner surface of the sliding rail can move horizontally when the direction is changed, potential safety hazards caused by uneven stress are offset as much as possible, and the safety of the rail train is improved. And the threaded rotating rod can vertically move relative to the U-shaped fixing plate, so that overhigh stress during high-speed driving is reduced, and the problems and defects of an existing device are effectively solved.

The utility model relates to the technical field of silica gel production, in particular to a silica gel foaming device which comprises a base, the base is provided with a calendering mechanism, a coating mechanism and a baking mechanism; the calendering mechanism is arranged between the coating mechanism and the baking mechanism; the calendaring mechanism comprises a fixed seat and a calendaring roller; an accommodating cavity is formed in the calendering roller; a middle sealing plate is fixedly arranged in the middle of the accommodating cavity; the accommodating cavity is provided with a first oil cavity and a second oil cavity; the first oil cavity is provided with a first corrugated pipe air bag; the second oil cavity is provided with a second corrugated pipe air bag. By controlling the air pressure in the first corrugated pipe air bag and the air pressure of the second corrugated pipe air bag, the length of the first oil cavity in the axial direction and the length of the second oil cavity in the axial direction can be changed, the width of a heating area of the rolling shaft can be changed, and energy is effectively saved.

A web-forming machine with a rotatable main air duct mainly comprises a main suction mechanism and an auxiliary suction duct mechanism, wherein the auxiliary suction duct mechanism is connected to the main suction mechanism through an annular sleeve. The present invention reduces a pair of pre-pressing rollers and a complete set of heating devices provided for the component, thereby saving energy consumption, reducing labor resources, and lowering production costs. The equipment has a simple structure and is safe and convenient to operate. In the present invention, when the web-forming machine frame is fixed, the main air duct can rotate freely within a range of 0-45°, so that the main suction duct forms a certain angle with the cloth running direction, which can effectively reduce the longitudinal and transverse strength ratio of the product; the horizontal width of the suction area can be changed, thereby changing the width of the final product, so that one web-forming machine can produce products of various widths, saving manufacturing and labor costs.

The present invention discloses a method for improving and adjusting the isolation of a power divider, comprising: providing a plurality of parallel transmission line branches, the first port of each transmission line branch is electrically connected to the input port of the power divider circuit, the second port is electrically connected to a plurality of output ports of the power divider circuit in a one-to-one correspondence, and each transmission line adopts a plurality of 1 / 4 wavelength conversion branches, a multi-section impedance conversion and other structures so that the radio frequency microwave signals of the plurality of transmission line branches are evenly distributed. The present invention also discloses the application of the method for improving and adjusting the isolation of a power divider in the impedance matching of a waveguide power divider connector. The present invention changes the wavelength and width of the transmission line of the internal circuit of the power divider, increases the multi-path symmetry, and is designed into an equally divided structure, thereby solving the inconvenience of installing isolation resistors in the high frequency band, suppressing the discontinuity caused by the accumulation of microwaves in the transmission of the microstrip line, improving the isolation performance of adjacent ports of the power divider, and also improving the measurement accuracy.

The utility model relates to the technical field of fuzzing, in particular to a fuzzing roller for stripe-shaped fuzzing fabric, which comprises a rotating shaft, an axial raised rib arranged on the surface of the rotating shaft, a plurality of roller wheels sleeved on the rotating shaft, a plurality of shaft holes arranged at the center of the roller wheels, and positioning grooves arranged on the side walls of the shaft holes and corresponding to the raised rib. Connecting holes are formed in the corresponding positions of all the rollers, the two ends of the rotating shaft are fixed to connecting discs, a lead screw is arranged between the two connecting discs and penetrates through the connecting holes in all the rollers, locking nuts are arranged on the portions, on the two sides of each roller, of the lead screw, and brushing brushes are arranged on the circumferential side walls of the rollers. According to the fuzzing roller for the stripe-shaped fuzzing fabric, the roller wheels with the fuzzing brushes are connected to the rotating shaft in the sleeved mode, the relative position between the roller wheels is adjusted through the lead screws, and therefore the contact position and width of the fuzzing brushes and the fabric are changed, and processing of the stripe-shaped fuzzing fabric is achieved.

The invention belongs to the technical field of 3D printing equipment, and particularly relates to an integrated extruder for 3D printing, the integrated extruder comprises an extruder main shell and a printing wire rod, a bearing clamping plate is fixedly mounted on the extruder main shell, and a plurality of material rod limiting grooves are circumferentially formed in the bearing clamping plate; a plurality of extruder feeding rods in one-to-one correspondence with the material rod limiting grooves are slidably connected to the bearing clamping plate, an extrusion structure used for extruding printing wires is rotationally connected to the bearing clamping plate, and a feeder shifting plate fixedly connected with the extrusion structure is rotationally connected to the bottom of the bearing clamping plate; an ejection piece is arranged at the bottom of the feeder shifting plate, a plurality of dynamic adjusting structures corresponding to the extruder feeding rods one to one are arranged at the bottom of the extruder main shell, and one side of each dynamic adjusting structure is fixedly connected with the corresponding extruder feeding rod; and the dynamic adjusting structure is used for dynamically adjusting the position of the feeding rod of the extruder according to the communication state of the feeding rod receiving groove and the material rod limiting groove.

The invention relates to the technical field of cover tape gluing, in particular to heat-sealing type cover tape gluing equipment and a heat-sealing type cover tape gluing process. Comprising a machine body, and a rotating rod is rotationally connected into the machine body; a gluing barrel is fixedly mounted on the surface of the rotating rod; a belt inlet is formed in one side of the machine body; a mounting frame is arranged above the gluing barrel; through the arrangement of the adjusting plate and the barrier plate, the adjusting plate can adjust the width of the extrusion opening so as to change the thickness of a hot-sealing adhesive extruded from the extrusion opening; the situation that the uniformity and quality of coating are affected due to adjustment of the flow speed and the pressure is avoided, the thickness adjustment is more accurate, and the response is faster; through the arrangement of a blocking plate, the blocking plate can drive a blocking piece to shield the length direction of an extrusion opening, so that the extrusion length of the hot-sealing adhesive is controlled, the hot-sealing adhesive can be accurately coated on cover tapes with different widths, waste caused by extrusion of the hot-sealing adhesive in redundant areas is avoided, and the production cost is further reduced; and the practicability of the method is effectively improved.

The utility model provides a fixing part for a plate spring, which belongs to the technical field of plate spring accessories, and is provided with two locking pipe groups and two limiting plates, the two limiting plates are connected by the two locking pipe groups, two side adjusting holes which vertically penetrate through the two limiting plates are respectively arranged at one ends, close to each other, of the two limiting plates, and the two side adjusting holes are communicated with the locking pipe groups. The two ends of a locking pipe set are slidably connected into the side adjusting holes of the two limiting plates correspondingly, and vertical nuts are connected to the locking pipe set in a threaded mode. An adjusting mechanism for adjusting the width of the locking pipe set is arranged between the two limiting plates, the adjusting mechanism comprises transversely-penetrating adjusting holes formed in the middles of the two limiting plates, the interiors of the two adjusting holes are each in threaded connection with an adjusting screw rod, and adjusting columns are fixedly installed at the ends, away from each other, of the adjusting screw rods; positioning rods are rotationally connected to the ends, close to each other, of the two adjusting screw rods, and axle seats are fixedly mounted at one ends of the positioning rods; the technical problem that the application range is limited due to the fact that a locking piece cannot be adjusted according to the size of an axle is solved.

The utility model relates to the technical field of fork truck frame discloses a fork truck frame of adjustable fork truck extension, including the fork truck, the fork truck right -end surface is provided with the connecting frame, the utility model discloses through the drive motor drive screw rotates in the activity bin, and make the transmission block synchronous drive second rack moves, make second rack through second gear synchronous drive first gear rotates in the fixed base again, and make first gear through first rack drive sliding plate slide in the sliding slot, thereby make sliding plate drive the transverse length of first fork and adjust, and make first support plate and first fork can according to the length adjustment of different size goods, make the adaptability and universality of this fork truck frame get the promotion, and reduced the complexity of goods handling simultaneously.

The utility model discloses a profile straightening device which comprises a machine frame, a rotating roller assembly and a driving assembly, the rotating roller assembly comprises a plurality of first straightening rollers and a plurality of second straightening rollers, the first straightening rollers and the second straightening rollers are rotatably installed on the machine frame, and the first straightening rollers and the second straightening rollers are arranged in a staggered mode. And a straightening gap is formed between the first straightening roller and the second straightening roller. The driving assembly comprises a rotating driving part and a distance adjusting driving part, the rotating driving part drives the first straightening roller and the second straightening roller to rotate relatively, and the distance adjusting driving part drives the second straightening roller to move horizontally relative to the first straightening roller so as to adjust the size of the straightening gap. By means of the sectional material straightening device, the distance between the first straightening roller and the second straightening roller can be adjusted through the distance adjusting driving piece, the width of the straightening gap is changed, the sectional material straightening device can be matched with sectional materials of different specifications, and the application range of the sectional material straightening device is widened.

An aluminum alloy top-mounted side wall connecting structure of a commercial vehicle is characterized in that a side wall plane of a carriage is formed by splicing flat plate section bars end to end, a rear door is arranged at the rear part of the carriage, side upright column section bars or rear door upright column section bars are arranged at four corners of the carriage, and hollow cavities of the side upright column section bars or the rear door upright column section bars are connected with a top frame or a bottom frame structure of the carriage in an inserting manner. The aluminum profile light-weight structural design is adopted, the weight reduction effect is greatly achieved, and the overall structure is firm, firm and reliable; the side wall profile plate is suitable for side wall structures of various sizes and types, mold opening can be reduced, and the cost is reduced; a large number of inserting structures are used among the side wall, the ceiling and the bottom frame, welding process manufacturing can be avoided, and the advantages of small deformation, high strength and the like are achieved.

The utility model belongs to the field of modular grain conveyors, and particularly relates to a modular grain conveyor convenient to disassemble, assemble and transport, which comprises a support, one side of the support is fixedly connected with fixed seats, one side of each fixed seat is fixedly connected with a roller frame, one side of each roller frame is rotatably connected with a first supporting roller, and the other side of each roller frame is rotatably connected with a second supporting roller. One end of the first supporting roller is rotationally connected to the fixing base, the opposite side of the fixing base is fixedly and rotationally connected with a second supporting roller, and the opposite side of the support is provided with an adjusting mechanism; the distance between the supports can be adjusted through the adjusting mechanism, the adjusting handle can drive the connecting shaft and the gears to rotate, and due to the fact that the tooth surfaces of the gears are meshed with the tooth surfaces of the racks, the gears rotate to drive the two sets of racks to push the supports to be close to each other or away from each other. The effects that the width of the modular grain conveyor is conveniently changed, and the modular grain conveyor adapts to horizontal warehouses with different areas are achieved.

The application relates to a slitting machine for processing corrugated paper, which comprises a frame body, a conveyor for conveying the corrugated paper arranged on the frame body, a guide mechanism, a slitting unit, a fixed seat arranged on the conveyor, a rotating frame arranged in the fixed seat, a plurality of electric push rods arranged along the length of the rotating frame, a mounting head arranged at the bottom end of the piston rod of the electric push rod, a slitting blade arranged on the mounting head, one end of the slitting blade being downwardly inclined, and a driving element arranged on the fixed seat. The application can control the lifting of the slitting blades in different positions and quantities through the electric push rod and the mounting head, the number of times and the slitting width of the corrugated paper in single slitting can be conveniently changed, different slitting requirements can be met, the universality and applicability of the equipment are improved, meanwhile, the adjustment of the slitting blade is convenient and fast, complicated dismounting and reinstallation operations are not needed, and the production efficiency is improved.

The utility model discloses a forging and pressing die frame which comprises a die frame body, a push plate mechanism and an angle steel base. The mould base is a plate-shaped platform, and a forging and pressing channel with a square opening is arranged on the mould base; four groups of angle steel seats with vertical angle steel structures are directly or indirectly arranged on the mould base, the projections of the four groups of angle steel seats on the horizontal plane form four corners of a rectangle, and forging and pressing plate brackets are arranged in the angle steel seats and are fixed on the mould base; a push plate mechanism is arranged on the side of the forging and pressing channel of the die frame, a main body of the push plate mechanism is a servo sliding table, a push plate of a plate-shaped structure is fixed to the servo sliding table, a push block is arranged on the push plate and matched with a deflection block in a rotating mode, and a cutting groove of a right-angle structure is formed in the top of the side, close to the forging and pressing plate support, of the deflection block to form a piece pushing groove. The groove bottom of the piece pushing groove coincides with the top surface of the forging and pressing plate bracket; the forging die frame has the beneficial effects that the parameters of the forging die frame can be adaptively changed according to the size of a forging raw material plate.

The invention relates to the technical field of metal surface treatment, in particular to steel plate surface antirust coating spraying equipment which comprises a steering conveying part A, a linear conveying part B, a high-temperature conveying part C, a spraying area part P, a curing area part D and an overturning area part E. The high-temperature conveying part C comprises a C1 arranged on the right side of A3 and a C2 arranged on the left side of A4. The curing area D part comprises a D1 arranged above the high-temperature conveying part C C1 and a D2 arranged above the high-temperature conveying part C C2; the overturning area E part comprises an E1 arranged in the middle of the B5 and an E2 arranged in the middle of the B6; according to the scheme, the matrix type conveying network with the steering conveying unit as the core is constructed, the double curing channels and the intelligent spraying system are integrated, the equipment carries the intelligent fan-shaped spraying unit based on the air-assisted atomization and mechanical adjustment principle, continuous operation of a core spraying station is achieved, the productivity bottleneck of the curing link is broken through, and meanwhile, the production efficiency is improved. The spraying sector width and the coating flow are accurately adjusted in real time according to the steel plate width, and it is ensured that the coating thickness is uniform.

The invention discloses a repairing device for road maintenance and a using method thereof, relates to the field of road repairing devices, and mainly aims at solving the problem that the discharging width of an existing repairing device is inconvenient to adjust. A cover body of a material box of the vehicle body is hinged to the vehicle body. The handle is connected to the rear end of the support. The first baffle plate is in sliding contact with the discharge hole of the material box; an opening is formed in the lower end of a box body on the lower portion of the trolley body, a second baffle at the opening is installed in a sliding rail, the sliding rail is fixed to the trolley body, a first transmission shaft and a second transmission shaft are connected with a gearbox, and a first gear on the second transmission shaft is meshed with a rack on the second baffle. A second bevel gear on the second screw rod is meshed with a first bevel gear on the second transmission shaft; the other bearing seat is slidably connected with a sliding rod, the bearing seat connected with the second screw is slidably arranged in the sliding groove of the second baffle, and the bearing seat connected with the sliding rod is fixed to the first baffle. The method is suitable for repairing ground gaps with different widths.

The invention discloses an open-close type spraying mechanism for synthetic leather processing and a spraying process of the open-close type spraying mechanism. The open-close type spraying mechanism comprises a processing base, a conveying mechanism, a side support, a feeding pipe, a material distribution bin and an open-close type spraying assembly. An external lifting plate drives an internal lifting plate to move up and down through a lifting type guide rod, in this way, the position states of a first opening and closing pipe and a second opening and closing pipe can be driven, then the opening and closing states of a plurality of first spray heads and a plurality of second spray heads can be controlled, and the spraying width and density below a material distribution bin can be changed; and convenient and flexible adjustment can be carried out according to different widths of products.

The utility model relates to a blowing film machine die head, especially a multi-section composite blowing film machine die head, which comprises a main body, a first feeding flow channel, a second feeding flow channel, a multi-section composite flow channel and an adjusting flow channel are arranged in the main body, a plurality of first shunt flow channels are communicated with the first feeding flow channel outlet end, a plurality of second shunt flow channels are communicated with the second feeding flow channel outlet end, the multi-section composite flow channel is annular, a plurality of adjusting flow channels are sequentially communicated with the multi-section composite flow channel feeding end along the circumference, a first feeding port and a second feeding port are sequentially arranged at the adjusting flow channel feeding end, the first feeding port and the second feeding port are communicated with the first shunt flow channel and the second shunt flow channel respectively, the first feeding port and the second feeding port are respectively matched with a movable first sealing member and a second sealing member, the first feeding port and the second feeding port are selectively sealed, the material components entering the adjusting flow channel are changed, and a plurality of strip spliced cylindrical films are formed.

The invention provides a coating gasket and coating equipment, a gasket base part is arranged between a first die head and a second die head of the coating equipment, and the gasket base part is provided with a part dividing adjusting area used for arranging the positions of a first adjusting end part, a second adjusting end part and a plurality of dividing adjusting assemblies. The first adjusting end piece is movably arranged on one side of the component adjusting area, the second adjusting end piece is movably arranged on the other side of the component adjusting area, and a coating working area is formed between the first adjusting end piece and the second adjusting end piece. The extending direction of the first adjusting end piece and the second adjusting end piece is a straight line where the width direction of a pole piece coating area is located, and the position of at least one of the first adjusting end piece, the second adjusting end piece and the separation adjusting assembly is adjusted on the straight line where the width direction of the pole piece coating area is located; therefore, the width of the coating working area is adjusted. The separation adjusting assembly is used for covering the tabs and preventing the paint from flowing into the tabs covered by the separation adjusting assembly.

The adjustable bulldozing structure comprises a mounting groove plate and a connecting piece, rotating arms are arranged at the front end and the rear end of the mounting groove plate, brackets are arranged at the tail ends of the rotating arms, connecting arms are arranged on the sides, away from the rotating arms, of the brackets, and connecting sleeves are fixed to the tail ends of the connecting arms; first fixing lugs are arranged at the upper end and the lower end of the connecting sleeve, bolts are arranged on the inner sides of the first fixing lugs, nuts are fixed to the tail ends of the bolts, and fixing plates are welded to the ends, close to the central axis of the bracket, of the first fixing lugs. Compared with an existing bulldozing structure, the adjustable bulldozing structure is provided with the V-shaped soil shoveling structure, earthwork can move from the two sides of a groove to the middle of the groove in the bulldozing process of the V-shaped soil shoveling structure, so that rapid and low-cost backfilling of the earthwork is achieved, the adjustable bulldozing structure is simple in structure and high in practicability, and meanwhile the adjustable bulldozing structure is provided with the adjusting mechanism; the angle of the shovel plate of the device can be adjusted according to the width of the groove, and the applicability of the device can be improved.

This invention belongs to the field of image classification technology and relates to a method and system for tempered glass inspection based on a bi-branch inverse residual network model. The bi-branch inverse residual network model includes a preprocessing unit, a first feature extraction unit, a second feature extraction unit, a third feature extraction unit, a fourth feature extraction unit, and a classification unit connected sequentially. The feature extraction unit is composed of one or more bi-branch inverse residual modules. The model provided by this invention has advantages such as high accuracy, few parameters, and low computational cost. When used for tempered glass quality inspection, it can improve inspection efficiency and accuracy, while also ensuring non-destructive and continuous inspection, thus guaranteeing the safety and efficiency of glass production.

The utility model discloses a liquid crystal display screen fixing device which comprises a second installation frame arranged above a first installation frame, a second telescopic cavity is formed in the first installation frame, and a third locking bolt is arranged on one side of the first installation frame. The first telescopic cavity is formed in the first mounting frame and the second mounting frame, connecting plates are arranged on the two sides of the first mounting frame and the two sides of the second mounting frame correspondingly, and second locking bolts are arranged on one side of the first mounting frame and one side of the second mounting frame correspondingly; the fixing block is arranged at one end of the connecting plate, a connecting bolt is arranged on one side of the fixing block, the mounting plate of the fixing device is formed in a combined splicing mode, the mounting plate can stretch out and draw back according to the size of the liquid crystal display screen, and the four corners of the mounting plate are arranged at the four corners of the liquid crystal display screen; and the liquid crystal display screens with different sizes can be fixedly mounted conveniently, so that the fixed liquid crystal display screens are uniformly stressed, and the fixing stability of the liquid crystal display screens is improved.

The utility model discloses a solar panel fastening device, and relates to the technical field of solar panel installation, the solar panel fastening device comprises a substrate and a second fastening clamp, the surface of the substrate is provided with sliding grooves, the sliding grooves at the front and rear ends are internally provided with first sliding pins, and the sliding grooves at the left and right ends are internally provided with second sliding pins. The second fastening clamp is arranged at the other end of the connecting rod, and the damping assembly comprises a fixed frame, a first inflator, a return spring, a second inflator, a damping air bag, a shear fork frame, a movable frame and a pressure sensor. According to the solar panel fastening device, due to the fact that the size and weight of a solar panel are large, extrusion force can be generated on a return spring in the gale weather, and therefore the width of a shear fork frame is changed to enable a pull rod to be correspondingly pushed into an inflator I and an inflator II; the damping air bag is used for replacing hard contact to weaken the influence of the vibration effect on the solar panel, and the service life of the solar panel is prolonged.

The utility model belongs to the technical field of vehicle manufacturing, and discloses a forklift cargo blocking frame assembly which comprises a pallet fork, a blocking frame and an extrusion assembly, one end of the pallet fork is fixedly connected with a connecting block, the top of the connecting block is fixedly connected with a supporting assembly, the side face of the blocking frame is fixedly connected with a motor, and the output end of the motor is fixedly connected with a gear. The gear is rotationally connected into a through groove formed in the inner wall of the blocking frame, racks are connected to the upper side and the lower side of the gear in a meshed mode, a blocking strip is fixedly connected to one end of each rack, fixing strips are fixedly connected to one side of each blocking strip, the fixing strips on the inner side of the blocking frame are arranged in an up-down staggered mode, and the extrusion assembly comprises a first extrusion rod and an extrusion barrel. By using the gear, the rack and the blocking strip, the motor drives the gear to rotate, so that the length of the rack is changed, the width of the goods blocking frame assembly can be changed, the problem that the width of the goods blocking frame assembly cannot be adjusted is solved, and the application range of the goods blocking frame assembly is widened.

The embodiment of the present application discloses a cable defect location method, device and medium. Generate an incident signal corresponding to the cable to be detected, and obtain a reflected signal corresponding to the incident signal; wherein the incident signal is a linear chirp signal of a Gaussian envelope; determine the Gaussian rectangular window boundary corresponding to the reflected signal according to a preset boundary factor; determine the corresponding rectangular window through the Gaussian rectangular window boundary, and determine the energy distribution corresponding to the reflected signal based on the amplitude corresponding to the rectangular window, so as to filter out the signal cross terms corresponding to the reflected signal according to the energy distribution; obtain a cable defect location curve based on a preset cross-correlation function, the incident signal and the reflected signal after filtering out the signal cross terms, so as to determine the cable defect position according to the peak value in the cable defect location curve. The above method improves the accuracy of cable defect location.

The invention relates to the technical field of river channel sewage disposal, in particular to a garbage collecting device and method.The garbage collecting device comprises a ship body, two sliding ways and a vehicle hopper, the two sliding ways are formed in the front side and the rear side of the upper surface of the ship body respectively, and the vehicle hopper can be placed in inner cavities of the sliding ways in a left-right sliding mode; the collecting device for the garbage further comprises a conveying mechanism, an amplification mechanism and a weeding mechanism. The conveying mechanism is installed on the right side of the ship body. The amplification mechanism is mounted at the bottom end of the conveying mechanism; the weeding mechanism is mounted in the middle of the lower surface of the amplification mechanism in the front-back direction; the frame is obliquely mounted on the right side of the hull; the multiple rollers are rotationally installed in an inner cavity of the frame from top to bottom. The water surface garbage collecting area is changed, the water surface garbage cleaning efficiency is improved, the aquatic plant cleaning function is achieved, the dissolved oxygen absorption amount is increased, aquatic organisms breathe smoothly, the aquatic plants are prevented from slowing down the water flow speed, and the risk of flood disasters is reduced.