76 results about "Right triangle" patented technology

This utility model discloses a photovoltaic bracket suspension support structure, mainly comprising triangular support stabilizing units. Each triangular support stabilizing unit consists of two equally sized right-angled triangular supports symmetrically arranged on the left and right sides of a column. The right-angled triangular supports are composed of a column, a crossbeam, and diagonal braces, with the column and crossbeam serving as the right-angled sides and the diagonal braces as the hypotenuses. The two right-angled triangular supports share a single column. This utility model offers advantages such as economy and safety, high construction efficiency, and rapid component installation. It effectively solves problems such as difficulty in installing photovoltaic modules in fish-solar hybrid projects, agricultural-solar hybrid projects, and projects with excessively high ground clearance, which often result in low efficiency, long construction periods, and uneconomical costs.

The utility model relates to structural elements for use, for example, in construction to create temporary demountable structures with a load-bearing frame, such as canopies, pavilions, shelters and the like, and relates more particularly to roof structures. The technical result of the claimed utility model is that of making it possible to assemble truss structures of the desired dimensions and configuration directly at the site where a demountable truss structure is to be built. This technical result is provided by the claimed universal structural element of a frame system for building demountable structures, said element being in the form of ribs connected in the shape of a right-angled triangle, wherein the ribs have a square cross-section and four perpendicular sides in which through-holes are formed such that the holes in opposing sides are aligned with one another.

This invention relates to the field of wave simulation technology, and discloses a wave simulation method, apparatus, equipment, and medium based on a triangular numerical wave flume. The method includes constructing a right-angled triangular computational domain, meshing the right-angled triangular computational domain, setting the top boundary of the right-angled triangular computational domain as a pressure outlet, and setting the horizontal right-angled side, vertical right-angled side, and inclined side as velocity inlets; loading the theoretical velocity vector of wave water particles onto the velocity inlets corresponding to the horizontal right-angled side, vertical right-angled side, and inclined side; constructing a wave simulation model and superimposing a momentum source term within the wave simulation model; adjusting the difference between the theoretical velocity solution of the wave and the current numerical solution of the flow field through a weighting function of the momentum source term; iteratively solving the wave simulation model, and outputting and updating the wave surface elevation and flow field velocity distribution within the right-angled triangular computational domain. This invention can reduce the problem of severe reflection interference at the lateral boundary and improve computational efficiency.

The utility model provides a pregnant woman's waist protection pillow, effectively solved the problem that current waist protection pillow cannot massage, including right-angled triangle's support shell, support shell lower extreme is equipped with the connection cloth, and the connection cloth right -hand member is equipped with the belly block, and the inclined surface of support shell is equipped with the rectangular movement groove, and the movement groove is equipped with the movable plate in the sliding connection, and the movable plate is equipped with a plurality of evenly distributed and rotatable massage board, and the massage board is equipped with a plurality of along its circumferential direction evenly distributed massage ball, and the movable plate left -hand member is equipped with the U shape's support plate, and the support plate is equipped with the accommodation slot, and the support shell is equipped with the rotatable rotating column in the below of support plate, and the rotating column upper end is equipped with the swing bar, and the swing bar is equipped with the swing column of inserting the accommodation slot, this structure is simple, and the novel conception is convenient to use, and the practicality is strong.

A dustproof head for venting a storage tank includes a concave shell with a convex plate. A top cover is mounted on the convex plate. The concave shell has multiple baffles with multiple windows. A concave cover is welded to the back of each baffle. The two sides of the concave cover are right-angled triangular structures. The projection of the windows along the horizontal direction is located on the vertical wall of the concave cover. A notch is provided on the vertical wall of the concave cover. An outer clamping plate and an inner clamping plate are welded to the inner wall of the concave cover. The outer and inner clamping plates are vertically arranged with a gap between them. An insert frame is inserted into the gap between the outer and inner clamping plates, and a dustproof bag is attached to the insert frame. This invention uses the inclined baffles to block the movement of dust, thereby intercepting it at the front of the baffles. The partitions, rectangular openings, and vertical baffles further enhance the dust blocking effect, reducing the amount of dust trapped in the dustproof bag and extending the filtration time.

The utility model relates to a kind of pavilion on water for swan habitat, including upper frame, upper frame is regular hexagon shape, vertical beam and crossbeam are provided on upper frame, vertical beam and crossbeam and two edges of upper frame form four-grid square mounting frame, one mounting point is provided on each vertical beam, pavilion column is vertically installed on mounting point, pavilion roof is provided above pavilion column, four-grid square mounting frame below is respectively installed with main buoyancy unit, lower frame is installed below main buoyancy unit, lower frame includes six apexes, the apex of lower frame is connected with the apex of upper frame by column, and each column is installed with right triangle frame, every two adjacent right triangle frame forms an installation site, three auxiliary buoyancy units are provided on the periphery of regular hexagonal prism frame body, auxiliary buoyancy unit is installed in installation site with interval, and sealing plate is provided above auxiliary buoyancy unit;It can be conveniently and flexibly set on water surface, and stability is good, convenient for swan habitat, can effectively improve the landscape effect of water surface.

The utility model discloses an obstetrical nursing enclosure, including fender assembly for limiting infant sleep position, including fender main part, fender main part is right triangle prism structure, and the inclined surface of fender main part is provided with the blocking part, and the sidewall of fender main part is inlayed and is provided with the enclosure mounting hole. The utility model's enclosure assembly passes through the design of the up and down movement of screw column in sliding mouth, can fast regulation height, and the enclosure of lowering in daytime is convenient for nursing personnel to arrange bed, feed or check infant, and the enclosure of lifting in night ensures safety. Compared with traditional fixed height enclosure, the device can realize function switching without disassembling, and the operation is simple and direct, and knob control does not need additional tool, and is suitable for hospital, confinement center and other high frequency nursing scene. The limiting function of fender assembly further reduces the hindrance in the nursing process, ensures infant in the safety area, significantly improves the nursing efficiency, reduces the operation burden of medical staff or parent, and satisfies the diversified nursing demand.

The utility model relates to a single -sided superposition outer wall wall body connecting piece, including the column pipe, the bottom of column pipe is equipped with lower flat plate and is equipped with upper flat plate in upper portion, and the outside of pipe column is connected with a plurality of stiffened plates between lower flat plate top surface. The stiffened plate quantity is 4. All stiffened plates divide lower flat plate top surface into four equal areas. The stiffened plate shape is right triangle. Two right angle edges of stiffened plate are connected with the outside of pipe column, lower flat plate top surface respectively. The column pipe is square tube or round tube. The column pipe is sequentially penetrated from top to bottom upper flat plate, lower flat plate. The column pipe bottom is level with lower flat plate bottom surface. Upper flat plate, lower flat plate are circular plate or rectangular plate or square plate respectively. Upper flat plate, lower flat plate shape, size are consistent. The simple structure is convenient to operate, and through fine design, solves the problem of existing construction stage to pull, solves the problem of internal and external decoration pre -buried simultaneously, reduces the construction procedure, reduces the construction site operation time, and greatly improves the construction efficiency.

The application discloses a dynamic calibration method and system of a positioning device. The system comprises: a differential positioning device mobile end is placed on a slope of a right-angled triangular slope and can slide along the slope; a rigid ruler is arranged at the upper end of the differential positioning device mobile end and is parallel to the slope of the right-angled triangular slope, and the rigid ruler is used for accurately measuring the sliding distance of a to-be-tested device on the right-angled triangular slope; a differential positioning device reference station performs difference calculation with the to-be-tested device and outputs high-precision differential positioning data; and a camera is arranged above the differential positioning device mobile end and is used for shooting the scale on the rigid ruler. The technical content of the application can intuitively reflect the error condition in the height calibration of the to-be-tested device, so that the dynamic calibration of the high-precision differential positioning device is more accurate and convenient to operate.

This utility model discloses a crochet hook for a jacquard machine, relating to the technical field of jacquard machine equipment. It includes a hook body comprising a gap and a heel, and a drain port located at the bottom of the gap. The drain port is situated between the gap and the heel, with its top communicating with the gap. The length L of the drain port is 7-10 mm, and its depth D is 3.65 mm. Chamfers R are provided on the top outer side, top inner side, and bottom inner side of the drain port. This utility model, by designing a drain port below the gap and incorporating chamfers R, facilitates the discharge of lint, effectively solving the problem of lint accumulation and ensuring the normal operation of the hook. Designing the heel as a right-angled triangle or redesigning it as a square of a specific size reduces the contact area with the needle cylinder drive groove, lowers friction, and extends the hook's service life. It also reduces the weight of the hook itself, lowers weaving costs, and improves economic efficiency.

The application relates to a bridge crossing structure and method suitable for air cushion vehicle walking, and belongs to the technical field of large transformer transportation equipment. The technical scheme is as follows: a first movable bridge deck (3) and a second movable bridge deck (4) are both right-angled trapezoids or right-angled triangles, the first movable bridge deck (3) and the second movable bridge deck (4) are combined to form a rectangular bridge deck, the rectangular bridge deck is provided with sealing materials (8) on two long sides, the rectangular bridge deck is arranged on a movable support (6), the movable support (6) is rotatably connected to a fixed support (5) through pin shafts (7) at two ends, the fixed support (5) is fixed on a ground base, a first hydraulic cylinder (1) is drivingly connected to the movable support (6), and a second hydraulic cylinder (2) is drivingly connected to the first movable bridge deck (3). The application has the beneficial effect that the contact surfaces on both sides of the bridge deck are sealed in air tightness by the sealing materials.

The utility model discloses a kind of steel structure concrete truck scale, including truck scale, the outside of truck scale is poured with concrete pouring body, the bottom of truck scale is evenly provided with four groups of butt joint seat, the bottom of four groups of butt joint seat is evenly provided with weighing sensor, the bottom of weighing sensor is fixedly provided with fixed plate, fixed plate bottom is fixed with bearing platform, there is gap between truck scale and concrete pouring body, gap is filled with filling seat, the outside of filling seat is fixedly provided with locating seat, inner lining piece is fixedly arranged on the inner wall of concrete pouring body, the both ends of truck scale are fixedly provided with walkway, and the section of walkway is right triangle setting.The steel structure concrete truck scale avoids sand, soil to jam the support structure of truck scale, sensor connecting piece or movable part, avoids the platform when truck scale weighing to float freely, measurement result will not be deviated, avoids the measurement deviation or equipment failure due to sundry accumulation.

The utility model relates to the keel floor field field, the utility model discloses a purpose at providing a kind of welding-free splicing type keel floor, including several floor columns;Assembly box, install at the top of floor column;Keel, and the support assembly is connected between the two ends of keel and floor column;Support assembly includes first support sheet and second support sheet, and first support sheet and second support sheet are all right triangle;First clamping plate is equipped on first support sheet, and first clamping plate is equipped with several bayonet joints;Second clamping plate is equipped on second support sheet, and second clamping plate is equipped with several buckles, and second clamping plate is clamped with the bayonet joint on first clamping plate through buckle;The one side right angle edge of first support sheet and second support sheet is inserted with the bottom of keel, and the other side right angle edge of first support sheet and second support sheet is inserted with floor column.The utility model is convenient for construction, and it is installed quickly, with good economic benefit.

This utility model discloses a device for preventing upper limb edema, belonging to the field of clinical nursing technology. It includes a support pad with a right-angled triangular cross-section. A placement groove is formed along the length of the pad's inclined surface, and a detachable mesh sleeve is placed within the groove. A functional ball is placed inside the mesh sleeve, and a set of first restraint straps is provided on the mesh sleeve. This utility model uses the triangular support pad to lift the patient's arm upwards, reducing edema in the extremities. The functional ball facilitates small joint function training, reducing patient pain, facilitating clinical operation for nurses, ensuring patient tube safety, improving cure rates, and alleviating anxiety caused to families by edema.

This utility model relates to an L-shaped workpiece welding fixture, specifically to the field of spot welding technology for two-sided fixed corner pieces in LNG ship cargo containment systems. It includes a frame, hydraulic cylinders, pneumatic cylinders, chucks, a workpiece placement platform, a rotating shaft, bearings, a connecting plate, and connecting rods. The bearings are vertically connected to both sides of the frame. The workpiece placement platform has an isosceles right-angled triangle cross-section. The rotating shafts are fixedly connected to both sides of the workpiece placement platform, passing through the bearings. A connecting rod is fixedly connected to the end of the rotating shaft. The other end of the connecting rod is hinged to the output end of the pneumatic cylinder. The bottom of the pneumatic cylinder is hinged to the bottom of the frame. A connecting plate is vertically connected to the center of the bottom surface of the workpiece placement platform. Chucks are hinged to the ends of both sides of the workpiece placement platform. The tails of the chucks are hinged to the output ends of the hydraulic cylinders. The bottoms of the two hydraulic cylinders are hinged to the connecting plate.

The utility model discloses a kind of ladder type cutters, it is related to gantry shearing technical field.The utility model includes fixed cutter seat and the dynamic cutter seat of slidingly being arranged on gantry, linearly several step parts are equipped in the rear side of dynamic cutter seat, the cross section of step part is right triangle structure, the height of dynamic cutter seat bottom surface is sequentially increased from left to right, sliding edge is equipped in the both sides of dynamic cutter seat, both sides in gantry are equipped with slide rail, two slide rails are staggered distribution in front and back on gantry, dynamic cutter seat is slid up and down in gantry by sliding edge and slide rail, one side surface of step part is parallel with the width direction of gantry.The utility model is presented ladder type structure after being assembled to gantry shear, realizes the partition of cutting point, can reduce the load of hydraulic system, improve service life, simultaneously realized segmented shearing can improve shearing efficiency and effect, and it is suitable for the shearing of complex material and large quantities of material.

The utility model discloses a vibration hammer clamp for taper pipe pile, including clamping cylinder, lower cylinder, guide head and hydraulic support mechanism. The diameter and length of clamping cylinder are set according to the clamping force of vibration hammer, the lower end of clamping cylinder is connected through the circular ring board, the upper outer surface of lower cylinder is equipped with the limiting mechanism, the guide head is connected in the lower end of lower cylinder, the guide head includes a circular top plate fixed in the lower end of lower cylinder, an isosceles triangle plate and two right triangle plates, the hydraulic support mechanism includes two hydraulic oil cylinders and two support blocks, two hydraulic oil cylinders are installed in the lower cylinder through the oil cylinder support mechanism back to back, two support blocks are connected on the end of the piston rod of two hydraulic oil cylinders and are correspondingly arranged in two perforations of lower cylinder, and the outer end surface of each support block is the taper arc surface that is adapted to the wall surface of taper pipe pile. The utility model can be applicable to different pile type, and can also protect the pile body.

The present invention provides a temporary ramp structure with a smooth surface that allows rollers for transporting heavy objects to run on it, and which can accommodate several different heights by combining components with simple shapes. [Solution] A temporary ramp structure 1a of a certain width for transporting heavy objects is provided, and is formed by combining a sloping member 10 which is a triangular prism shape with an end face of a roughly right triangle and uses the face of a roughly right triangle as a side surface, and a rectangular parallelepiped member 20 which is a rectangular parallelepiped shape, and the sloping member and the rectangular parallelepiped member each have one or more holes 40 on the side surface of the sloping member and the side surface of the rectangular parallelepiped member, and a connecting plate 30 which spans the sloping member and the rectangular parallelepiped member and has bolt holes 30a that match the positions of the selected holes, and the sloping member and the rectangular parallelepiped member are joined by bolts using the connecting plate.

This invention provides a book-wrapping product, comprising a cover film, an adhesive layer, and release paper of the same shape as the cover film. The cover film is adhered to the release paper by the adhesive layer. The release paper is a one-piece structure, including a first cover and a second cover, a first upward fold-over edge, a first downward fold-over edge, a first side fold-over edge, a second upward fold-over edge, a second downward fold-over edge, and a second side fold-over edge. A right-angled triangular corner reinforcement piece is provided at the upper right and lower right corners of the first cover, and at the upper left and lower left corners of the second cover. One right-angled side of the corner reinforcement piece has a cutting line. The cover film has the same cutting lines as the release paper. The cover film and the release paper can be torn simultaneously along any one of the cutting lines. This book-wrapping product can reinforce the cover corners and can adapt to books of different thicknesses, eliminating the need to trim the corners according to the book's thickness during wrapping.

This utility model discloses a prism structure, a brightness enhancement film, and its application in POP-type laminated brightness enhancement films, relating to the field of optical film technology. The prism structure includes: a plurality of first prisms arranged in an adjacent array along a first direction; and a plurality of second prisms arranged in a spaced array along a second direction, interleaving with the first prisms at a predetermined angle; wherein the height of the second prisms is greater than the height of the first prisms, the cross-section of the first prisms is an isosceles right triangle, the cross-section of the second prisms is an isosceles triangle, and their apex angles are rounded and / or flat-topped; and both the first and second prisms are made of photocurable hard resin with a refractive index range of 1.55-1.7. This utility model solves the problem that traditional brightness enhancement films, while addressing wear resistance and adsorption issues, suffer from slightly inferior anti-interference performance.

The utility model discloses an elevator shaft self-overturning type operation platform relates to building construction auxiliary equipment technical field, solves the platform installation stability of prior art is insufficient, sets up the hidden danger of safety is bigger, and the installation and the inconvenient problem of use in the field. The utility model discloses two parallel corresponding setting right triangle frame, two right triangle frame are connected through connecting rod between, be provided with the limit rod on the right triangle frame, and the lower end of right triangle frame is all hinged with support rod, and support rod cooperates with limit rod, and limit rod can limit the rotation angle of support rod, be provided with telescopic push rod for and elevator shaft inner wall cooperation on the right triangle frame. Through the support rod lap joint on the floor, form the stable support base to whole operation platform, through telescopic push rod and elevator well wall cooperation, provide powerful lateral support force, ensure that platform and well wall closely adhere to, effectively prevent the shaking and displacement, provide stable work environment for construction personnel.

The utility model discloses a kind of support multilayer space position measurement measuring tool, including the measuring tool body of triangular plate style, the measuring tool body includes first measuring plate, second measuring plate and third measuring plate, three are articulated through pivot and form foldable right triangle structure;The tail end of first measuring plate and second measuring plate is uniformly provided with connecting seat, the tail end of third measuring plate is clamped in the limiting groove in first measuring plate end portion, and the outside of first measuring plate and second measuring plate is provided with movable slot.This utility model structure design is scientific and reasonable, and through the articulated cooperation of first measuring plate, second measuring plate and third measuring plate and pivot, foldable right triangle structure is formed, the convenient storage of measuring tool is realized, the inconvenient problem of traditional measuring tool volume fixed carrying is solved, and storage space is significantly reduced after folding.

The utility model provides a kind of sanitary product cotton core uniform cutting's cylinder flying shear die cutting roller, belong to rolling die cutting equipment technical field.It solves the problem such as insufficient service life of existing die cutting roller.This sanitary product cotton core uniform cutting's cylinder flying shear die cutting roller, including upper roller shaft and lower roller shaft, upper roller shaft is sleeved and is fixed with upper cylinder, lower roller shaft is sleeved and is fixed with lower cylinder, the outer circumferential surface of upper cylinder is provided with upper scissors, the outer circumferential surface of lower cylinder is provided with lower scissors capable of forming with upper scissors and cutting, the cross section of upper scissors and the cross section of lower scissors are all right-angled triangle;At the cutting of upper scissors and lower scissors, lower scissors is located at the outside of upper scissors, the right angle surface of lower scissors is oppositely arranged with the right angle surface of upper scissors and there is gap between them, the projection of upper scissors on the plane of the right angle surface of lower scissors partially overlaps with lower scissors.This cylinder flying shear die cutting roller improves service life.

The present disclosure relates to a light-emitting member improving vertical light-emitting characteristics and a display device including same. According to an embodiment, a light-emitting member includes: one surface on which light-emitting patterns are formed; and the other surface through which light reflected and / or refracted by light-emitting patterns is emitted, in which each of the light-emitting patterns is a concave pattern corresponding to a portion of a cone having a bottom surface and a predetermined depth, the bottom surface of the light-emitting pattern has a fan shape, a cross-section of the light-emitting pattern has a right triangular shape, the cross-section is a surface obtained by cutting the light-emitting pattern perpendicularly to the one surface along a line passing through a center of the bottom surface, and an arc portion of the bottom surface of the light-emitting pattern is disposed to face the one side surface.

The application belongs to the technical field of building structure connecting joint, and discloses a beam end cast-in-situ fabricated flexible replaceable joint embedded with a damper and a construction method. The technical scheme is as follows: a beam component comprises a prefabricated beam segment and a cast-in-situ beam segment; the cast-in-situ beam segment is arranged between a prefabricated associated component and the prefabricated beam segment. An L-shaped cutout is arranged at the bottom of one end of the prefabricated beam segment, and an L-shaped embedded steel plate is arranged at the cutout; an extended segment of the L-shaped embedded steel plate is connected with the beam bottom of the cast-in-situ beam segment. A right-angled triangle notch is arranged at the connecting section of the cast-in-situ beam segment and the prefabricated associated component. The damper is horizontally arranged below the L-shaped embedded steel plate, one end of the damper is connected with the side wall of the prefabricated associated component, and the other end of the damper is connected with a downward outward convex damper connecting steel plate of the L-shaped embedded steel plate. While the load bearing capacity and energy dissipation capacity of the structure are ensured, the damage of the joint structure is reduced, the structure repair cost and repair period are greatly reduced, the rapid recovery of the structure after disaster is realized, and the structural toughness is improved.

The product of this application is a tile carpet used for laying on floors, stair treads, and the top surfaces of steps within buildings, and its pile covers not only the surface but also the side edges. The tile carpet of this application may be used by combining multiple tiles to cover a floor or the like, or by laying a single tile on a floor or the like. When multiple tile carpets, including the product of this application, are used to cover a floor or the like, the portion of the combined tile carpets that is laid on the outer perimeter, including the side edges that are not adjacent to other tile carpets, can be said to be the portion for which design registration is sought. On the other hand, when only one tile carpet of this application is used to cover a floor or the like, the portion of that tile carpet, including the side edges all around, can be said to be the portion for which design registration is sought. Furthermore, the color of the product of this application is not limited. Furthermore, the overall shape of the article in question as a carpet tile is not limited, and the overall shape may be, for example, a square, rectangle, right triangle, right isosceles triangle, other triangles, rhombus, parallelogram, hexagon, octagon, circle, ellipse, etc., and the part for which design registration is sought may be provided on any side or perimeter of these overall shapes.

The application discloses an unmanned environmental sanitation equipment and a use method thereof. The unmanned environmental sanitation equipment comprises a cleaning brush arranged on the bottom surface of a vehicle body. The vehicle body is in the shape of a right-angled triangle. The inclined surface of the vehicle body is paved with a photovoltaic panel. The bottom skirt of the vehicle body is provided with a protection mechanism for preventing foreign matters larger than a standard size from entering the bottom of the vehicle body. The protection mechanism comprises an organ pipe ring distributed around the edge of the vehicle body, a guide cylinder and a guide rod located in the organ pipe ring, and a compression spring. The organ pipe ring is provided with a top sheet, a bottom sheet and a folding sheet connected between the top sheet and the bottom sheet. The guide cylinder is fixedly connected to the upper surface of the bottom sheet, and the guide rod is fixedly connected to the lower surface of the top sheet. The guide cylinder and the guide rod are in plug-in cooperation. The compression spring is sleeved on the outer circle of the guide rod and the guide cylinder. The upper end of the compression spring is fixedly connected to the guide rod, and the lower end of the compression spring is fixedly connected to the guide cylinder. The guide rod is provided with an electromagnet, and the guide cavity of the guide cylinder is provided with a magnetic body.

The application discloses a plane unfolding off-track device based on elastic reel driving. The device comprises a shell withdrawing assembly, a resistance increasing unfolding assembly, a shell body assembly and a despinning assembly. The shell body assembly is provided with the shell withdrawing assembly in the center for separating the upper shell body and the lower shell body. The resistance increasing unfolding assembly comprises four elastic reels, a fixed plate and four resistance increasing films. The fixed plate is disc-shaped. Four circular cylinders which are integrally arranged in the shape of a cross are arranged on the lower surface of the disc. The elastic reels are arranged in the circular cylinders. The elastic reels are matched with the despinning assembly. The resistance increasing films are isosceles right-angled triangles. The right-angled vertices of the resistance increasing films are connected with the fixed plate. The other two vertices of the resistance increasing films are connected with the despinning arms of the adjacent despinning assemblies respectively. The elastic reels are arranged as the driving source and can provide good support for the unfolded sail. The despinning assemblies are arranged at the ends of the elastic reels. The resistance increasing films are prevented from winding on the elastic reels. The unfolding controllability and the off-track stability of the off-track device are improved.