86 results about "Sun exposure" patented technology

The invention discloses a kind of plant sunscreen synergistic composition and application thereof, belong to the field of cosmetics technology; The plant sunscreen synergistic composition provided by the present invention includes the following components in parts by mass: 0.1-1 parts of Cimicifuga extract, 0.3-1 parts of Eucommia leaf extract, 1-3 parts of Rambutan peel extract, 5-10 parts of Cyperus root extract. The present invention is compounded by selecting the components of appropriate mass ratio, and the obtained composition has a good effect of absorbing ultraviolet rays, and also has excellent anti-inflammatory and soothing effect. Moreover, when subsequently added into sunscreen products, it can effectively stabilize the physical sunscreen and chemical sunscreen in sunscreen lotion, and can also enhance the sunscreen effect of physical sunscreen and chemical sunscreen, improve the durability of sunscreen products, and can enhance the repair of sunscreen products to skin after sun exposure.

The invention relates to the field of acrylic foam materials, and discloses a high-temperature-resistant acrylic foam adhesive tape and a preparation method thereof. The invention relates to a high-temperature-resistant acrylic foam adhesive tape, which consists of a first release film, an acrylic foam adhesive layer and a second release film from top to bottom, the acrylic foam adhesive is prepared from the following raw materials in parts by weight: 100 to 120 parts of 2-ethylhexyl acrylate-acrylic acid copolymer, 0.1 to 0.3 part of cross-linking aid, 4 to 8 parts of hollow glass beads, 3 to 5 parts of high-temperature-resistant resin, 0.2 to 0.8 part of photoinitiator, 0.05 to 0.1 part of foaming agent and 0.05 to 0.1 part of pigment. The high-temperature-resistant acrylic foam adhesive tape prepared by the invention is applied to automotive interior fitting, has relatively good bonding stability, and is not easy to soften, displace and fall off in long-term sun exposure and high-temperature environments.

The invention relates to the technical field of communication boxes, in particular to an outdoor communication box convenient to maintain. Comprising a communication box body; the mounting plates are symmetrically connected to the two sides of the communication box body; the rotating baffle is rotationally connected to the mounting plate, and the rotating baffle is rotationally connected with the communication box body; the sliding top cover is slidably connected to the top of the communication box body; the electric roller shutter is mounted on the side surface of the sliding top cover; the air cylinders are symmetrically mounted on the two sides of the communication box body; the transverse plate is connected to a telescopic rod of the air cylinder. The sliding top cover moves forwards to shield the upper portion of the communication box body, left and right side protection is formed in cooperation with unfolding of the rotating baffle, front side shielding is formed in combination with drooping of curtain cloth of the electric roller shutter, a closed maintenance space can be defined in front of the communication box, and the structure effectively blocks severe environment influences such as oblique wind and rain and burning sun exposure; rainwater is prevented from seeping into equipment or wetting tools, and meanwhile the high-temperature operation risk of maintenance personnel is reduced.

In one aspect, a computerized system comprising: a user-interface configured to: display a skin color selection, wherein the skin color selection comprises a plurality of skin pigments, receive a user skin color selection, display a skin cancer familial history input field, receive a skin cancer familial history input value, display a sun protection factor (SPF) input field, receive a SPF sunscreen input value selection for sunscreen being used; a sun exposure monitoring application operating in the computer system configured to: translate the skin color selection to a maxim sun exposure value, and computer a maximum sun exposure time using the user skin color selection, the skin cancer familial history input value, and the SPF selection for a sunscreen being used, monitor a sun exposure of the computer system, implement an alert signal when the maximum sun exposure time is reached.

The utility model provides an outdoor seat, which comprises a seat main body, a seat cover, a seat cushion and a seat cover, and is characterized in that the seat main body comprises a seat surface; the seat protection cover is used for covering the seat surface; the connecting piece is arranged to enable the seat protection cover to rotate relative to the seat main body, so that the seat protection cover can be switched between a protection state of covering the seat surface to protect the seat surface and a use state of opening the seat surface for use. According to the outdoor seat provided by the invention, the seat surface can be covered by the seat protection cover when no one uses the outdoor seat, so that the situation that the seat surface cannot be seated due to sun exposure, rainwater wetting, dust falling and the like is avoided, and the use range and the use comfort of the outdoor seat are effectively improved.

The application discloses a kind of electromagnetic water meter with quick docking installation function, it is related to electromagnetic water meter technical field, including electromagnetic water meter and the docking sleeve of installation in the outside of electromagnetic water meter butt flange, input pipe and output pipe of electromagnetic water meter are all equipped with adjusting plate, two adjusting plates are installed between base plate, adjusting plate is movably installed on electromagnetic water meter, according to installation demand, the relative position between adjusting plate and electromagnetic water meter can be adjusted, make base plate change position under the driving of adjusting plate, so that base plate can act as base installed on ground, wall and support, it can also act as the protective cover of protecting electromagnetic water meter, prevent electromagnetic water meter from being sun exposure or being drenched by rainwater.Docking sleeve when electromagnetic water meter and external water pipe butt joint, guide external water pipe and electromagnetic water meter butt joint and the flange of water pipe butt joint end play position limitation, make water pipe flange quickly with electromagnetic water meter flange butt joint, and then make electromagnetic water meter quickly with water pipe butt joint and complete installation.

Natural turmeric and hibiscus inks were developed for use on fabrics and writing surfaces. Ethanolic extracts of turmeric and hibiscus were obtained and formulated with environmentally friendly mordants such as ferrous sulfate, ascorbic acid, and apple cider vinegar, and thickeners such as linseed oil and aloe vera. These treatments were tested on fabric, filter paper, and notebook paper. Color and color loss were evaluated using the Paint program when exposed to sunlight and washing (in the case of fabric), comparing the RGB and Hex pixel values ​​obtained before and after sun exposure and washing. The degree of similarity was assessed using a digital Color Matcher Tool with the Hex and RGB data. Once the best treatment with the aforementioned mordants was determined, the ink formulation was developed using thickeners such as gelatin, alginate, cornstarch, and honey.It has a pleasing color and good consistency for use on fabric and paper. It's possible to create inks for writing and dyeing fabrics with readily available ingredients, thus contributing to environmental protection.

This invention discloses the application of homoserine as a barrier repair factor in the preparation of skin repair compositions. As a multidimensional regulator of skin barrier function, homoserine systemically integrates post-sun exposure damage repair, physical barrier repair, and microecological barrier repair, providing a multi-target synergistic mechanism to effectively repair the skin barrier and alleviate skin damage. The application of homoserine in cosmetics or skin care products meets consumers' needs for precise skin repair.

The utility model belongs to the technical field of steel rail nondestructive inspection, and discloses a steel rail flaw detector host light shield, which comprises a light shield and a light shield unfolding and folding mechanism, the light shield covers the outer side of a screen of the steel rail flaw detector host; the light shield unfolding and folding mechanism is used for driving the light shield to be unfolded or folded. The steel rail flaw detector host light shield provided by the utility model not only can comprehensively protect the steel rail flaw detector host and ensure the service life of the steel rail flaw detector host, but also is convenient for flaw detection personnel to clearly observe information displayed on a host screen under the conditions of sunshine or raining and the like, so that the smooth proceeding of steel rail flaw detection operation is ensured.

The present application relates to the technical field of luggage, in particular to a roof luggage. The roof luggage comprises a bearing plate, a rotating assembly, a box body and a sunshade assembly. The rotating assembly comprises a bottom shell, a rotating table and a connecting plate. The bottom shell is fixedly installed on the bearing plate. The rotating table is rotationally connected with the bottom shell. The side surface of the rotating table is formed with a driving assembly for driving the rotating table to rotate by a preset angle relative to the bottom shell. The connecting plate is connected to the top of the rotating table. The box body is installed on the side of the connecting plate away from the rotating table. The long side of the box body is formed with a sunshade hole. The extending end of the sunshade assembly extends out of or is retracted into the sunshade hole along a predetermined direction. The predetermined direction is perpendicular to the length direction of the sunshade hole. The width of the extending end of the sunshade assembly is greater than the short side width of the box body. The present application can effectively increase the sun protection area of the roof, improve the sun protection effect of the roof of the automobile, avoid the high temperature in the car caused by the sun exposure, and improve the riding comfort of the user.

1. Name of the product in this design: Mobile phone sunshade cap (YF-333). 2. Purpose of this design: To protect mobile phones from rain and sun exposure. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a processing method of high-solarization durable anti-ultraviolet functional knitted fabric, which comprises the following steps: preparing chinlon yarn with a core-sheath structure, a core layer of the chinlon yarn is full-dull chinlon in which nano titanium dioxide particles are uniformly dispersed, and a sheath layer comprises the following components in percentage by mass: 75-87% of chinlon fiber, 10-20% of rare earth oxide and 3-5% of coating agent, the mass ratio of the sheath layer in the chinlon yarn is 20-30%; performing ultrahigh stitch length weaving; and dyeing treatment. The knitted fabric woven by the method is compact in structure, good in uniformity and low in porosity, has excellent anti-ultraviolet performance, high light fastness and durability, can realize UPF100 < + >, high light fastness greater than or equal to 4-5 levels, T (UVA) AV < 4%, still keeps excellent anti-ultraviolet performance, color fastness and mechanical properties after long-term solarization and multiple washing, and has a wide application prospect. Unification of anti-ultraviolet functionality and durability is achieved, the service life of the fabric is long, and permanent and efficient sun protection can be provided for the human body.

The protection device for the welding machine and the temporary electric box is simple in structure, convenient to operate and capable of protecting the welding machine and the temporary electric box and preventing rainwater erosion and sun exposure, and one side of the top of a reinforcement cage body is rotationally connected with a protection ceiling. The steel reinforcement cage comprises a steel reinforcement cage body, the interior of the steel reinforcement cage body is divided into a first area, a second area and a third area through partition fences, a temporary electric box is placed in the first area, first buffer pieces are arranged on the peripheral side walls in the first area correspondingly, and the other ends of the first buffer pieces make contact with the outer side of a shell of the temporary electric box; a welding machine is placed in the second area, second buffering pieces are arranged on the side walls of the periphery in the second area respectively, and the other ends of the second buffering pieces make contact with the outer side of the welded shell.

The application discloses a composition for soothing redness, resisting blue light and repairing after sun exposure, and belongs to the field of cosmetic preparations. The composition comprises Dendrobium officinale Kimura et Migo extract, Scutellaria baicalensis Georgi root extract and Acer Rubrum L. extract. The composition provided by the application has the effects of significantly soothing redness, resisting blue light and repairing after sun exposure.

The application discloses a production method of a low-cost anti-fogging black sunscreen preservative film, belongs to the technical field of anti-fogging film materials, and utilizes kerosene or heavy oil to generate carbon black with heat through cracking under heating and oxygen deficiency; carbon black particles are attached to the surface of the film; the carbon black particles are cooled and fixed due to the arrangement of a cold air blower above the film; the surface is difficult to be wetted, the anti-fogging effect is realized, the previous smoke generator is a smoke generator generated by the evaporation of mineral oil; the previous smoke bomb is special for fire drill; whether a sealed container such as a boiler leaks and whether air circulates are detected; propylene glycol, white oil and the like are utilized to generate air mist by the smoke generator; the carbon black has certain adsorption; oily substances are adsorbed; the anti-fogging performance of the surface of the film is further enhanced; the operation method is simple; the air mist and the smoke are conveniently recycled; the production cost is low; the black color can be realized without additional black color master batches; the black color is realized at one time; the method can be used for the packaging of vegetables, fruits, flowers, sun exposure, picking and transportation.

The invention discloses a thermal aging plywood adhesive layer stripping detection device and method, and particularly relates to the technical field of thermal aging plywood adhesive layer stripping detection. The detection device comprises a solarization simulation box and an aging environment simulation mechanism, the solarization simulation box comprises a solarization chamber and a control chamber, and a photo-thermal lamp source is arranged in the solarization chamber; the aging environment simulation mechanism comprises a plywood clamping assembly and a multi-azimuth distance control change assembly; the multi-azimuth distance control and change assembly comprises a connecting rod, a transmission column, an outer shell, a transmission thread section and a fan-shaped transmission wheel; the connecting rod and the plywood clamping assembly are fixed, and plywood is located within the irradiation range of the photo-thermal lamp source. The device can accelerate simulation of damp-heat aging of the plywood under natural conditions, so that whether the plywood meets standard requirements or not is determined through a stripping experiment. The above process greatly shortens the aging test time, and can meet the requirements of rapid quality control on a production line.

The application relates to a sub-unit light pressure perturbation calculation method for an antenna satellite, and aims to solve the problem of inaccurate solar light pressure calculation of a large satellite antenna, which leads to poor satellite orbit prediction and attitude control precision, and provides a sub-unit light pressure perturbation calculation method for an antenna satellite. The method specifically comprises the following steps: step one, determining a sun exposure factor according to the position relationship among the sun, the earth and the antenna satellite in an ECI coordinate system; step two, calculating the light pressure projection area of the satellite; step three, calculating the light pressure perturbation force borne by each part according to the sun exposure factor in step one and the light pressure projection area in step two; and step four, judging whether the set time length is reached, if not, repeating steps one to three, otherwise, ending. The application is used in the field of antenna satellite light pressure perturbation acquisition.

The utility model discloses an outdoor storage rack for prestressed steel bars, which belongs to the technical field of steel bar storage and comprises a rack body, a plurality of sliding grooves are arranged on two sides of the top of the rack body, connecting blocks are slidably connected in the sliding grooves, a motor is arranged on one side of the rack body, and a plurality of pulleys are arranged on two sides of the rack body. A protection assembly and a plurality of limiting assemblies are arranged in the frame body. According to the protective device, the protective assembly is arranged, the first rotating shaft drives the two second gears to rotate reversely through the first gear, the second rotating shaft drives the winding roller to unfold the tarpaulin, and the balancing weight pulls the connecting block to slide along the sliding groove through the rope, so that the tarpaulin is driven to shield the storage rack; the steel bars are prevented from being corroded due to rainwater erosion and sunlight exposure when being stored outdoors, so that the protection of the device on the steel bars is effectively improved, the cleaning roller cleans the surface of the tarpaulin, impurities, dust and the like are prevented from entering the device to influence the operation of the device, and the service life of the device is prolonged.

The invention relates to the technical field of outdoor wood-plastic floor preparation, and discloses an anti-ultraviolet and high-weather-resistant three-layer co-extrusion outdoor wood-plastic floor which comprises the following components: 100 parts of PE resin; 0.2 to 0.5 part of an antioxidant; 30 to 60 parts of inorganic filler; 150 to 200 parts of bamboo wood powder; 0 to 10 parts of a toughening agent; 1 to 5 parts of a compatilizer; 1-5 parts of a hollow thermal insulation material; 5-20 parts of an ultraviolet ray and infrared ray reflecting material; and 0.1 to 0.5 part of pigment. Through the three-layer structural design, the heat insulation and protection functions of the hollow glass beads and the foaming microspheres and the addition of functional materials capable of reflecting ultraviolet rays and infrared rays, the ultraviolet resistance and weather resistance of the product are greatly improved, particularly, after the temperature of the product is greatly reduced in a high-temperature season, the degradation speed of the floor and the fading speed after exposure are delayed, and the service life of the floor is prolonged. The service life of the floor is greatly prolonged, then the wood-plastic floor is shaped through the vacuum box, and the wood-plastic floor is cooled in a water cooling mode.

The utility model discloses an air conditioner air cooling module unit noise reduction device which comprises an air conditioner unit and a box body, a ventilation assembly is installed on the top of the box body, the ventilation assembly comprises an air duct and a draught fan, a filtering assembly is installed at the bottom of the box body, the filtering assembly comprises supporting legs and a filtering net, a sound insulation assembly is installed on the box body, and the filtering net is installed on the box body. The sound insulation assembly comprises a sound insulation plate and first sound absorption cotton, a noise reduction assembly is installed on the air duct and comprises an outer cover and second sound absorption cotton, the sound insulation and noise reduction device of the air conditioner air cooling module unit can prevent noise from being directly transmitted outwards through a channel, the sound insulation and noise reduction effect is greatly improved, sunlight and rainwater are shielded through a baffle, and the noise reduction effect is greatly improved. And the situation that the sound absorption effect of the first sound absorption cotton is reduced and the service life of the first sound absorption cotton is prolonged due to sun exposure and rainwater corrosion is avoided, the bayonet lock is inserted into the bayonet in the bottom of the supporting sleeve to fix the piston, the supporting firmness of the baffle is guaranteed, and the device is suitable for conducting sound reduction and noise reduction on the air conditioner air cooling module unit.

This invention discloses a model test apparatus and method for simulating seepage failure of earth dams or embankments under water level fluctuations. The apparatus includes an environmental simulation system, a process monitoring system, and a particle collection system. The environmental simulation system includes a tank, an earth dam or embankment model, a water level regulation simulation component, and a warm air control component. The process monitoring system includes a camera recording instrument and a multivariable monitoring component. The particle collection system includes a soil-water collection container and a soil-water separator. The soil-water separator includes a sedimentation tank and multiple screens with different apertures connected sequentially to the sedimentation tank. This invention can simulate the entire process of soil seepage deformation and failure under complex environmental changes such as water level fluctuations and wind and sun exposure. It can compensate for the lack of a precise device for quantifying lost particles in current seepage model tests, and can grasp the particle loss situation at each stage of the process. The apparatus has a high degree of development potential, and the operation procedure is clearly defined.

The simple three-wheeled scooter comprises a first tricycle body, a second tricycle body and a shielding plate, a fixing rod is fixed to the inner side of the first tricycle body, a first support is rotatably arranged on the outer side of the fixing rod, a fixing box is fixed to one end of the inner side of the first tricycle body, and a pull rod is slidably arranged in the fixing box; the outer side of the pull rod is sleeved with a spring, the pull rod forms an elastic telescopic structure in the fixing box through the spring, fixing frames are fixed to the two sides of the second tricycle body, second supports are rotationally clamped in the fixing frames, and magnets are fixed to the sides, close to the second tricycle body, of the second supports. The shielding plate can be quickly disassembled and assembled, rain and snow weather or sun exposure can be effectively dealt with, a good guarantee is provided for a rider, meanwhile, the second support can be attracted to the second tricycle body through the magnets in the unused state, and good stability is achieved.

The utility model relates to the technical field of cable rod mechanisms, and discloses a stable cable rod mechanism of a photovoltaic support, which comprises a bottom plate, a plurality of groups of uniformly arrayed supporting blocks are arranged at the top of the bottom plate, a plurality of groups of uniformly arrayed cable fixing plates are arranged on one side of the top of the bottom plate, and rotating rods are fixedly mounted on the inner sides of the cable fixing plates; a solar photovoltaic panel is fixedly installed at the top of the supporting block, and a hanging ring a is fixedly installed on one side of the bottom of the solar photovoltaic panel. Through the arrangement of the hinge piece, the limiting rod and the nut, in windless weather, the limiting rod can be twisted to be separated from the nut of the bottom plate, then force is applied to rotate the cable fixing plate to enable the cable fixing plate to be vertically placed, and then the limiting rod transversely penetrates through the barrel and is in screwed connection with the nut on the rectangular frame; therefore, the elastic pull rope and the cable rod mechanism can be located on the lower side of the solar photovoltaic panel, unnecessary exposure or rain can be avoided, the aging speed of the cable rod mechanism and the elastic pull rope is reduced, and the use cost is indirectly reduced.

This invention provides a post-makeup, post-makeup removal, and post-sun exposure repair composition containing purslane extract and its application, belonging to the field of cosmetic technology. The composition of this invention comprises the following components in parts by weight: 1.0–10.0 parts purslane extract, 1.0–8.0 parts fermented mung bean sprout extract, 0.1–3.0 parts immortelle extract, and 0.1–3.0 parts ectoine. This invention uses purslane extract as a soothing and repairing base; fermented mung bean sprout extract to improve oxidative stress after makeup, makeup removal, and sun exposure; immortelle extract to improve redness, burning sensation, and discomfort after irritation; and ectoine to enhance the skin's stress resistance and tolerance. These four components synergistically form a complex care system of "soothing redness—antioxidant stabilization—plant repair—anti-stress tolerance," which can effectively improve problems such as redness after makeup, tightness after makeup removal, burning sensation, stinging, dryness, and unstable skin barrier after sun exposure. The composition of this invention is mild and can be prepared into various dosage forms such as essence water, wet compress water, spray, gel mask, gel, sheet mask, cream mask, serum, lotion, etc., which are suitable for industrial production and daily skin care use.

The present application belongs to the technical field of ink, and provides a broad-spectrum sun-resistant water-based ink, a preparation method and application thereof, wherein the water-based ink comprises aliphatic polyester water-based polyurethane, hydrophilic composite broad-spectrum sunscreen, temperature-sensitive sustained-release light stabilizer, color paste, additive, and solvent, wherein the hydrophilic composite broad-spectrum sunscreen is a core-shell structure in which the hydrophilic composite broad-spectrum sunscreen is coated on the core of the broad-spectrum sunscreen, and the temperature-sensitive sustained-release light stabilizer is a core-shell structure in which the temperature-sensitive wall material is coated on the core of the light stabilizer; the water-based ink has broad-spectrum sunscreen function, can play a persistent sunscreen under high-temperature conditions such as sun exposure, and has good thermal stability. The ink is further printed on substrates such as PVC, and has good printing color reproducibility, full color, excellent sun resistance, and is especially suitable for printing of PVC and other materials used outdoors.

The utility model belongs to the field of fruit tree anti-frost wind-sheltering tents, and particularly relates to a combined fruit tree anti-frost wind-sheltering tent which comprises steel pipes. A wind-shielding curtain is arranged on the right side of the steel pipe, and an assembling mechanism is arranged between the steel pipe and the wind-shielding curtain; the assembling mechanism comprises a first fixing block, a threaded rod, a rotating block, a limiting block, a moving block, a clamping block, an anti-sliding block, a guide rod, a first hoop ring, a second hoop ring, a first fixing bolt and a nut. Through the design of the assembling mechanism, the function of conveniently assembling and disassembling the wind shielding curtain is achieved, and the problems that an existing device is provided with an assembly convenient to assemble and disassemble for a tent film, the tent film can be pulverized under long-time wind and sun exposure, the service life of the device is shortened, the later maintenance cost is increased, and the maintenance cost is reduced are solved. However, the problem that an existing device is difficult to disassemble and extremely complex is solved, and the service life of the device is prolonged.

The cosmetic treatment based on osmanthus extract according to the present invention is suitable for preventing and / or reducing unsightly redness of the skin, especially redness caused by sun exposure. This treatment is also suitable for preventing dry skin and increasing cell vitality.

The utility model discloses an outdoor charging pile structure, and relates to the technical field of charging piles, the outdoor charging pile structure comprises a charging pile main body, the side wall of the charging pile main body is connected with a charging gun through an electric wire, the outdoor charging pile structure also comprises a protection assembly, the protection assembly is installed on the outer wall of the charging gun, and the protection assembly comprises a protection cover. A rotary disc assembly used for restraining a wire is installed in the protective cover, a taking opening used for taking a charging gun is formed in the lower bottom of the protective cover, a protective door is installed on the outer wall of the taking opening, the rotary disc assembly comprises a take-up reel installed in the protective cover, and an outer rotary table is installed at one end of the take-up reel through a rotary shaft. And the outer rotary table is positioned outside the protective cover. The outdoor charging pile solves the problem that a charging gun and a wire of an existing outdoor charging pile are still partially exposed outside although the existing outdoor charging pile is provided with a certain rainproof structure when the existing outdoor charging pile is used, and the charging gun and the wire are still prone to being damaged due to the influence of exposure to the sun and rainfall in a long-time outdoor environment.

The utility model discloses an instrument panel with a detachable protective structure, which relates to the technical field of instrument panel protection and comprises an instrument panel main body, the instrument panel main body is fixedly mounted on a battery car main body, two limiting columns are symmetrically and fixedly mounted at the rear end of the instrument panel main body, and elastic fixing belts are mounted on the instrument panel main body and the two limiting columns. The elastic fixing band is composed of elastic band bodies and two connecting plates, the two connecting plates are fixedly installed at the two ends of the two elastic band bodies respectively, a limiting frame is installed at the upper ends of the elastic band bodies and at the front end of the instrument panel body, the limiting frame is composed of a base plate and two fixing springs, and the two fixing springs are symmetrically and fixedly installed in the base plate; by arranging the protection assembly, when the instrument panel main body does not need to be used, the protection assembly can be used for protecting the instrument panel main body, so that wind, sun and collision borne by the instrument panel main body can be reduced, the service life of the instrument panel main body can be prolonged, and the damage probability of the instrument panel main body can be reduced.

The utility model relates to the technical field of engineering pile positioning, and discloses an identification structure for engineering pile plane positioning marking, which comprises a positioning identification disc and a three-edged ground nail, the surface of the positioning identification disc is coated with reflective paint, and a cross-shaped positioning mark is arranged at the center of the top of the positioning identification disc in a penetrating manner. The top of the positioning identification disc is provided with a two-dimensional code identification area, and pile position information is carved at the top of the positioning identification disc. The top of the positioning identification disc is coated with the reflective material, so that a constructor can find and position the positioning identification disc conveniently, the positioning identification disc carries two-dimensional codes and pile position information including pile position numbers, plane coordinates, design data, pile top elevation and pile bottom elevation information, the constructor can obtain related information of the corresponding pile position in time conveniently, and the construction efficiency is improved. The positioning identification disc is fixed through the ground nails and is not prone to being damaged or abraded and disappears due to the influence of natural conditions such as mechanical vibration, personnel walking and wind and sun exposure, the marking stability is higher, and application and popularization are facilitated.