31results about How to "Realize adjustment distance" patented technology

The invention provides a mobile phone external optical lens including an installing seat and an optical element. The optical element is arranged in the installing seat, the optical element includes an ocular lens, a lens assembly, a prism assembly, and an object lens that are successively arranged in the height direction of the installing seat, the object lens is movably arranged in the installing seat through a sleeve, the outer surface of the sleeve is provided with a protruding part, the inner wall of the installing seat is provided with a skewed slot, the protruding part passes through the skewed slot and can move along the extension direction of the skewed slot, an adjusting member is pivoted to the outer surface of the installing seat, the inner wall of the adjusting member is provided with a groove extending along the height direction of itself, and the part, passing out of the skewed slot, of the protruding part is embedded in the groove and can move along the extension direction of the groove. The mobile phone external optical lens can adjust the distance between the ocular lens and the object lens, and adjust the distance of the shooting visual angle based on the users' needs; the additionally arranged lens assembly can enlarge the shooting visual field of the optical lens; and in addition, the shooting visual angle is clear, astigmatism can be prevented, and the effect is good.

The invention discloses a panoramic video security monitoring device, and relates to the technical field of security monitoring so as to solve the technical problem that an existing panoramic securitymonitoring device is low in efficiency of monitoring a remote object. The panoramic video security monitoring device disclosed by the invention comprises a body, a reflection curved mirror, a zoom lens, an imaging sensor and a calculation module, wherein the reflection curved mirror is movably arranged in the body, and a convex surface of the reflection curved mirror faces the zoom lens and is coaxially arranged; and particularly, the zoom lens is connected with the imaging sensor, both the zoom lens and the imaging sensor are connected with the calculation module, and the calculation moduleis used for signal processing of the imaging sensor and used as a control center of the reflection curved mirror for controlling a distance between the reflection curved mirror and the imaging sensorand zooming of the zoom lens.

The invention discloses a hole digging machine for plant planting. The hole digging machine comprises two support plates in symmetrical arrangement, wherein the two support plates are fixedly connected through a connecting rod; a first connecting plate and a second connecting plate are sequentially connected between the two support plates through a connecting mechanism from top to bottom; the center position of the second connecting plate is fixed and rotationally connected with a turntable through a first bearing; the first bearing is fixedly arranged in the second connecting plate; a first rotating rod is fixedly connected in the bottom center of the turntable; a motor is fixedly arranged on the first connecting plate; the output end of the motor is connected with a rotating shaft through a shaft coupler; the other end of the rotating shaft is fixedly connected with the turntable; an inner cavity is arranged in the turntable; slide holes are symmetrically formed in a bottom cavity wall of the inner cavity; screw threads with opposite directions are arranged on the rotating rod; the goal of digging holes with different sizes by regulating the distance between the two second rotating rods is achieved; the planting efficiency is further improved.

The invention discloses a replaceable signboard mounting device and a mounting method thereof. The replaceable signboard mounting device comprises a transverse plate and is characterized in that foursupport rods are evenly arranged on the lower surface of the transverse plate, a mounting plate is arranged at the upper ends of two first oblique racks, the upper surface of the mounting plate is provided with a slide groove, a screw is arranged inside the slide groove, a first hand wheel penetrating the slide groove is arranged at one end of the screw, sliders matched with the slide groove are symmetrically arranged on the outer side of the screw, a vertical plate is arranged on the upper surface of each slider, the opposite faces of the two vertical plates are provided with mounting grooves, and a signboard is arranged inside the two mounting grooves. The device has the advantages that the screw is rotated through the first hand wheel to drive the two sliders on the outer side of the screw to move towards or away from each other so as to adjust the distance between the two vertical plates, the signboard can be replaced conveniently, signboards of different sizes can be mounted, andhigh use flexibility is achieved.

The invention discloses a multiply cable convenient pay-off unit. The multiply cable convenient pay-off unit comprises a pay-off component and a wire feeding component on a base, wherein the pay-off component comprises pay-off racks sequentially mounted on the base in a direction vertical to the pay-off direction, each pay-off rack comprises two stand columns symmetrically arranged in a direction vertical to the pay-off direction, pay-off wheel seats are respectively arranged at tops, close to each other, of the adjacent stand columns, and a reducing wire wheel is mounted between adjacent pay-off wheel seats; the wire feeding component comprises supporting frames symmetrically arranged on the two sides of the top of the base in the pay-off direction, and a power idler wheel is rotationally arranged between the bottoms of adjacent supporting frames; a forcing spindle is arranged in the vertical direction between the tops of the adjacent supporting frames in a sliding manner, and a compressing wheel is arranged on the forcing spindle in a sliding manner; the multiply cable convenient pay-off unit provided by the invention has the beneficial effects that the collecting and the transporting of multiply sets of cables can be performed synchronously, pay-off wheels with direction widths can be mounted compatibly, the mounting of the pay-off wheels is quick and convenient, the pay-off diameter can be adjusted, cables with different diameters and in different coming directions can be clamped and transported compatibly, and multiply cables are prevented from mutual intertwining.

The invention discloses a monocular with microscopic and telescopic functions and a design method thereof, and relates to the technical field of optical stationery. The monocular comprises an outer tube which sleeves an inner tube matched with the outer tube, an objective lens sleeve is connected to the left end spiral of the outer tube, an objective lens is arranged in the objective lens sleeve,a first inverting lens is arranged in the inner tube, the first inverting lens is located at the left end of the inner tube, a first support tube is arranged in the inner tube, and the left side faceof the first support tube makes contact with the right side face of the first inverting lens. According to the monocular with the microscopic and telescopic functions, by arranging the objective lens,under the action of the first inverting lens and a second inverting lens, by adjusting the distance between the objective lens and the first inverting lens, the image erecting telescoping or image erecting microscope effect can be achieved, the problem that for a traditional monocular with the microscopic and telescopic functions, an image is inverted in the microscopic state is solved, under theaction of four lenses, the telescopic and microscopic effects can be achieved, and the structure is simple.

The invention discloses a panoramic video security monitoring device, which relates to the technical field of security monitoring, in order to solve the technical problem of low monitoring efficiencyof the existing panoramic security monitoring device for remote objects. The panoramic video security monitoring device of the invention comprises a main body, a reflective curved surface mirror, a zoom lens, an imaging sensor and a calculation module. Wherein the reflective curved mirror is movably arranged in the body, and the convex surface of the reflective curved mirror is coaxially arrangedtoward the zoom lens; Specifically, the zoom lens is connected to the imaging sensor, and both the zoom lens and the imaging sensor are connected to the calculation module, and the calculation moduleis used for signal processing of the imaging sensor and serves as a control center of the reflective curved mirror, controls the distance between the reflective curved mirror and the imaging sensor, and zoom of the zoom lens.

The invention relates to a cutter adjusting device. The cutter adjusting device comprises a cutter holder and a cutter adjusting device, the support is used for being fixedly connected with the equipment body, and a containing groove is formed in the support; the piezoelectric ceramic is arranged in the containing groove, one end of the piezoelectric ceramic abuts against one end of the tool apron, and the other end of the piezoelectric ceramic abuts against the support; the cutter is mounted at the other end of the cutter holder; one end of the first elastic piece is fixedly connected with the support, and the other end of the first elastic piece is fixedly connected with the tool apron; and the control part is electrically connected with the piezoelectric ceramic and is used for driving the piezoelectric ceramic to generate expansion deformation. During line cutting, the piezoelectric ceramic can receive driving voltage sent by the control part to generate expansion deformation, so that force in the second direction can be applied to the upper end of the tool apron, the tool apron can move through elastic deformation of the first elastic piece, the lower end of the tool apron is made to generate displacement, and then the distance of the cutter relative to the chopper is adjusted. Therefore, the cutting length of the aluminum wire can be changed.

The invention discloses a garden tree protecting cover. The garden tree protecting cover comprises semi-clamp racks, distance controlling components, support pole assemblies and left-and-right connection assemblies, wherein each semi-clamp rack comprises a front clamp plate, an insertion cylinder I, a slide sleeve I, a fastening sleeve I, a fastening screw I, a rear clamp plate, an insertion cylinder II, a slide sleeve II, a fastening sleeve II, a fastening screw II, a front-and-rear connecting rod and a slide rail rod, an arc-shaped gap is formed in the upper left corner of each front clamp plate, and one insertion cylinder I is arranged on each front clamp plate; each insertion cylinder I penetrates through the corresponding front clamp plate, each fastening sleeve I is fixedly connectedto the front end of each front clamp plate, and each fastening sleeve I is connected with the corresponding fastening screw I through threads; each slide sleeve I is fixedly connected to the right end of the corresponding front clamp plate, an arc-shaped gap is formed in the lower left corner of each rear clamp plate, and each insertion cylinder II is disposed on the corresponding rear clamp plate.

The invention discloses a chair which comprises a seat cushion (1), a plurality of legs (2), a backrest (3), two armrests (4) and a guard plate (5). The legs (2) are arranged on the four sides of the seat cushion (1). The backrest (3) and the armrests (4) are arranged on the upper surface of the seat cushion (1), and the backrest (3), the guard plate (5) and the two armrests (4) encircle to form a circle. The two armrests, opposite to each other, are provided with a plurality of opposite fixing slots (6); the guard plate (5) is provided with fixing projections corresponding to the fixing slots (6). The guard plate (5) is mounted on the armrests (4) in a detachable way. The chair has the advantages of solving the problem that the conventional chairs in the prior art have single functions and are incapable of being adjusted, and realizing adjustment of the distance between the backrest and the guard plate according to height and weight of children.

An extruding machine for a steel claw protection semi-ring of an electrolytic aluminum anode comprises a mounting support, an upper hydraulic cylinder, a lower hydraulic cylinder, a pressing block, anejection block and a forming base. A connecting plate is arranged on the mounting support and is provided with a receding notch, four upward sliding rods and four downward threaded rods. The formingbase is fixedly arranged on the lower end face of the connecting plate. A through hole vertically penetrating through the forming base is formed in the forming base. The cross sections of the throughhole, the pressing block and the ejection block are each in a semi-arc shape. A limiting plate and a lower hydraulic cylinder fixing plate are arranged on the four threaded rods in a sliding fit mode,and the height of the limiting plate is limited through a limiting nut. The ejection block is supported on the limiting plate, and the upper end of the ejection block extends into the through hole. The lower hydraulic cylinder is installed on the lower hydraulic cylinder fixing plate, and a piston rod of the lower hydraulic cylinder is connected with the ejection block. An upper hydraulic cylinder fixing plate is arranged between the four sliding rods, a sliding plate is arranged the four sliding rods in a sliding fit mode, and the pressing block is fixedly arranged on the lower end face of the sliding plate. The upper hydraulic cylinder is fixedly arranged on the upper hydraulic cylinder fixing plate, and a piston rod of the upper hydraulic cylinder extends downwards to be connected withthe sliding plate.

The invention relates to the technical field of steel structures, in particular to a steel structure profile welding method. The steel structure profile welding method uses an alignment fixing device, and the device comprises first clamping mechanisms, second clamping mechanisms, first fixing plates, a U-shaped collecting box, U-shaped fixing frames, first lifting cylinders, push rods and second fixing plates. H-shaped steel is fastened and clamped through the first clamping mechanisms, then the opposite ends of T-shaped steel and the H-shaped steel are in butt joint, the T-shaped steel is fastened and clamped through the second clamping mechanisms, and through the first lifting cylinders at one end of the U-shaped collecting box, under the action of the push rods, the U-shaped fixing frames, the first fixing plates and the second fixing plates, the first clamping mechanisms and the second clamping mechanisms are synchronously overturned, so that the T-shaped steel and the H-shaped steel are synchronously overturned, the side end of one side of the butt joint position is outwards overturned to form a proper angle, and the side end of the other side of the butt joint position can be outwards overturned to form a proper angle through the first lifting cylinders at the other end of the U-shaped collecting box.

The invention discloses a fixed adjusting device for a vehicle and the vehicle. The fixed adjusting device comprises two adjusting mechanisms. Each adjusting mechanism comprises a fixed part and a connecting part. The fixed parts of the two adjusting mechanisms are separately connected to two fixed bars, at least one fixed part is movably arranged on a vehicle-mounted display terminal to adjust the distance between the two adjusting mechanisms, and a plurality of first positioning parts arranged in a spaced manner along the moving direction are arranged on the movable fixed part. The connecting part is connected to the vehicle-mounted display terminal, a second positioning part is arranged on the connecting part, and the second positioning part positions the fixed part in the current position when being matched with one of the first positioning part. According to the fixed adjusting device, the second positioning part of the connecting part is in switching fit to the first positioningparts of the movable fixed part, so that the distance between the two fixed parts is adjusted, and therefore, the fixed adjusting device is mounted on vehicles of different models suitably.

The invention discloses a triple-hulled vessel, and belongs to the technical field of ships. The triple-hulled vessel comprises a controller, a first connecting rod, a first base, a second connecting rod, a third base, a second base, a fourth connecting rod, a third connecting rod, side piece bodies, a fourth base, second sliding blocks, second sliding rails, first sliding blocks, a connecting rod, first sliding rails, a first air cylinder, a main piece body and second air cylinders. The left side and the right side of the main piece body are provided with the two first sliding rails respectively. The first sliding blocks are installed on the first sliding rails. The side piece bodies are installed on the two first sliding blocks. The second sliding rails are installed on the side faces of the first sliding rails. The second sliding blocks are installed on the second sliding rails. The second air cylinders are installed on the second sliding blocks. The fourth base is installed on the second air cylinder at the upper portion. The first connecting rod and the third connecting rod are installed on the fourth base through pin shafts. The second base is installed on the second air cylinder at the lower portion. The triple-hulled vessel has the advantage that the distance between the side piece bodies and the main piece body is adjustable.

The invention discloses a flanging machine device. The device comprises hollowed-out parts, electric push rods, sliding rails, sliding blocks, connecting bent rods, limiting blocks, inner rods, connecting support rods, second clamping panels and first clamping panels, wherein the two first clamping panels are arranged in a face-to-face manner, the hollowed-out parts are arranged in the first clamping panels, one ends of the inner rods extend into the hollowed-out parts, the other ends of the inner rods extend out of the hollowed-out parts, the other ends of the inner rods are provided with second clamping panels, the backs of the second clamping panels are provided with the connecting support rods, the side surfaces of the connecting supporting rods are provided with the connecting bent rods, the connecting bent rods are arranged on the back surfaces of the sliding blocks, the sliding blocks are arranged on the sliding rails, bolts are arranged on the sliding blocks, the sliding blocksare fixed on the sliding rails through the bolts, piston rods of the electric push rods are installed on the back surfaces of the first clamping panels, the inner rods and the first clamping panels are fixed through the limiting blocks, and the limiting blocks are welded on the first clamping panels and the inner rods. The device has the advantages that a tank body in a flanging process can standstably.