23results about How to "Protection stability" patented technology

The utility model discloses an integrated optical fiber isolator for a laser in the field of optical devices, which comprises an integrated optical fiber, the integrated optical fiber comprises an optical fiber body and a plurality of micro-nano structure pairs positioned in the optical fiber body, and the optical fiber body comprises a core layer and a cladding. The included angle between the micro-nano structure pair and the forward transmission direction of the integrated optical fiber is smaller than 90 degrees, so that the micro-nano structure pair is coupled with light which is reversely transmitted in the core layer. According to the utility model, the micro-nano structure is processed on the optical fiber body, and the micro-nano structure is utilized to realize the isolation of the reverse light, thereby not only reducing the damage of the reverse light to the device, but also being higher in integration level and smaller in size of the whole isolation device, and reducing the risk of damage.

The application relates to the technical field of LED circuit, in particular to a lamp color adjusting circuit with a thyristor light modulation module, which comprises a rectifier circuit, a multi-grade dial code color adjusting circuit, a frequency flash removing circuit, a thyristor current discharge circuit and a constant current light modulation circuit. The rectifier circuit converts an alternating current power supply into a direct current voltage to supply power to a circuit system. The multi-grade dial code color adjusting circuit adjusts the current distribution of LED lamp beads through a dial code switch and a second group of resistors, generates a color adjusting signal, carries out low-pass filtering and dynamic compensation on the color adjusting signal, and outputs a pure control signal to the thyristor current discharge circuit. The thyristor current discharge circuit adjusts a current path according to the control signal to provide a smooth and adaptive power supply for the constant current light modulation circuit. The constant current light modulation circuit realizes constant current output. The design significantly reduces the hardware cost and the complexity of the circuit system, effectively suppresses electromagnetic interference in combination with the low-frequency modulation characteristics of the thyristor, and realizes the balance between light modulation precision and the stability of the circuit system.

The application discloses a structure frame for preventing steel sheet pile from extrusion deformation in soft soil foundation, and relates to the field of soft soil foundation excavation. The structure frame comprises a structure frame body, buffer assemblies are symmetrically and fixedly connected around the top of the structure frame body, a lifting ring is fixedly connected to the top of a top plate, ground burying columns are symmetrically and threadedly connected around the bottom of the structure frame body, a first hydraulic cylinder is fixedly connected to the back of a ventilation groove inner cavity, a first hydraulic rod is arranged in the inner cavity of the first hydraulic cylinder, second hydraulic cylinders are symmetrically arranged on the two sides of the structure frame body inner cavity, a second hydraulic rod is arranged in the inner cavity of the second hydraulic cylinder, and a handle is fixedly connected in the structure frame body inner cavity. The structure frame for preventing steel sheet pile from extrusion deformation in soft soil foundation can avoid the phenomenon that the structure frame is deformed due to the extrusion of soft soil during excavation work, so that the safety of workers and the excavation efficiency are improved.

This invention relates to the field of system interface technology, specifically to a non-intrusive interface software system interface implementation method, comprising the following steps: S1: Implementing non-intrusive API middleware by defining a middleware constructor or adding injection points to the interface methods of an object. This invention achieves data interaction through non-intrusive API middleware, protecting the stability and integrity of existing software. It avoids directly modifying the source code of existing software, thereby protecting its stability and integrity, reducing the risks that may be introduced by directly modifying the source code, preventing the introduction of new errors or damage to existing functions. Furthermore, using non-intrusive API middleware allows for faster integration and extension of existing software, accelerating development and deployment, reducing the complexity of integration and extension. Simultaneously, by introducing a middleware layer, existing software and external systems can evolve independently without affecting each other, achieving better usability.

The utility model discloses a filter device for beer production relates to filter device technical field, the utility model discloses a filter box still includes: extrusion part, extrusion part sets up in the filter box, the lower part of pressing, the lower part of pressing sets up above extrusion part, extrusion part includes extrusion subassembly, and extrusion subassembly installs on the filter box, and sliding assembly, sliding assembly installs in the filter box, extrusion subassembly includes extrusion frame no.

The utility model relates to the technical field of river embankment safety protection, and disclose a kind of embankment protection structure for river embankment safety protection, including embankment main part: the front end of the embankment main body is equipped with multiple concrete protection structures, the front end of the embankment main body is equipped with three moving grooves, the inside fixed connection of the moving groove has fixed link, the inside of the moving groove and the surface of fixed link are slidably connected with moving block.The embankment protection structure for river embankment safety protection, by the concrete protection structure design into can move back and forth and can swing left and right design, when water flow impacts concrete protection structure, concrete protection structure can swing along connection node small and move back and forth through moving groove and fixed link, can effectively convert impact force into the kinetic energy of structure, reduce instantaneous impact force to the damage of single part, to protect the stability of the whole embankment structure, and make overall structure more applicable to complex water condition.

This utility model relates to the field of label printing technology and discloses a laser lithography machine for label printing, including a frame and a placement rack. A laser lithography component is mounted on the top of the placement rack. A conveyor belt is mounted on the frame. A support plate is fixedly connected to the left outer wall of the frame. A mounting plate is fixedly connected to the outer wall of the support plate. A drive component and a cleaning component are mounted on the mounting plate. A placement plate is located in the middle of the frame. A suction component and a filtering component are mounted on the placement plate. The drive component includes a motor and a cam. The motor is fixedly connected to the bottom of the outer wall of the mounting plate, and a turntable is fixedly connected to the motor's output end. In this utility model, by setting up a drive component and driving the cam with a motor, intermittent conveying of products is achieved, ensuring the continuity and stability of product processing, thereby significantly improving processing efficiency.

The application relates to the technical field of high ignition point insulating oil, and particularly discloses a metal-supported catalyst and application of the metal-supported catalyst in high ignition point insulating oil. The metal-supported catalyst comprises a carrier, an active metal supported on the carrier and a composite metal oxide mesoporous layer, the carrier is a metal oxide and is at least one selected from MoO2, Al2O3, ZrO2, MgO, TiO2 and SnO2; the active metal is a transition metal and is at least one selected from Fe, Co, Cu, Ni, Ti, Zr, Mn, V and Zn; and raw materials of the composite metal oxide mesoporous layer comprise SiO2, ZrO2 and a carbon precursor. The metal-supported catalyst can be used for synthesizing ester insulating oil, can produce high-efficiency catalysis on synthesis of the ester insulating oil with a small amount, has high cycle stability and can keep excellent catalytic efficiency after multiple cycles.

This invention provides a method and system for multimodal information semantic anchoring and dynamic incremental updating of star maps based on star map coordinates. It solves problems such as deep semantic alignment and includes: S1: multimodal semantic anchoring; S2: incremental update triggering; S3: local impact assessment; S4: atomized incremental operation; S5: consistency maintenance. This invention has advantages such as deep semantic alignment and good learning stability.

This invention discloses an adaptive distributed support vector regression method to combat Byzantine faults. First, the objective function of the SVR model is smoothed to construct an empirical risk minimization objective function. Then, with t=1, the master machine obtains initial parameter estimates on its local data. In the t-th iteration, a MOM-based aggregation method is used to obtain the MOM estimate, which is then used as the global gradient estimate. Subsequently, a robust global gradient is obtained based on the global gradient estimate. After obtaining the robust global gradient, the master machine updates the global parameters using gradient descent. Finally, it checks whether the convergence condition is met. If the convergence condition is not met, the above steps are repeated; otherwise, the globally optimal parameter estimate is obtained. By introducing a robust aggregation mechanism based on the MOM method, it can effectively suppress the influence of abnormal machines, significantly improving the stability and robustness of the system while ensuring prediction accuracy. It can be widely applied to various practical distributed systems.

The application discloses a kind of distributed bionic anti-collision protection structures suitable for bridge pier, belong to bridge structure protection technical field, including main beam and pier, main beam is set on pier by support, the middle and lower part of pier is provided with distributed fish scale bionic anti-collision structure, for effectively protecting pier from being destroyed when encountering impact.The application can be prefabricated in factory, installed at construction site, and connected between pier and pier and main beam is simple, easy to construct, and can realize rapid installation.

This invention discloses a composition for inhibiting the photodegradation of ergothioneine based on glucosyl hesperidin, comprising glucosyl hesperidin and ergothioneine, wherein the weight ratio of glucosyl hesperidin to ergothioneine is 0.1-2.5:0.001-1, and wherein the content of glucosyl hesperidin in the composition is 0.001-3 wt%. This invention also discloses the application of glucosyl hesperidin in inhibiting the photodegradation of ergothioneine, the antioxidant use of the composition based on glucosyl hesperidin and ergothioneine, and the application of this composition in topical skin preparations.

The utility model relates to a small current line selection device technical field, the utility model provides a kind of anti-electric shock type small current line selection device, including installation shell body, the line selection device body is fixedly installed in the inside of installation shell body, the heat dissipation mechanism is equipped in the inside of installation shell body, PLC control panel is fixedly installed on the outer wall of the front end of installation shell body;Wiring hole, the rear end of installation shell body is fixedly installed with several groups of wiring hole, the outer wall on the rear end of installation shell body is equipped with protection mechanism, the top of installation shell body is equipped with moisture-proof mechanism. Through the above technical scheme, the technical problems, such as low heat dissipation efficiency of existing small current line selection device, prone to damage due to damp, wiring hole prone to dust, resulting in poor contact, frequent failure and the like are solved.

This utility model discloses a transport vehicle chassis, which includes a chassis body. A groove is formed in the middle of the chassis body, and a recess is formed on one side of the chassis body located in the groove. An adjustment component is arranged in the groove and the recess. The adjustment component includes a motor, a first bevel gear, a second bevel gear, a fixing plate, and a positive and negative lead screw. The motor is fixedly installed in the recess, and the output end of the motor is connected to the first bevel gear through a coupling. Two fixing plates are fixedly installed in the middle of the groove, and a positive and negative lead screw is rotatably installed in the two fixing plates. A second bevel gear is fixedly installed in the middle of the positive and negative lead screw. By setting the adjustment component, the width of the chassis can be adjusted, thereby driving the adjustment of the wheel track distance. This allows the transport vehicle to have good flexibility in narrow spaces and can adapt to various complex road conditions and the needs of transporting goods of different widths, greatly improving the space utilization efficiency and working condition adaptability of the chassis.

This invention discloses a composition based on glycyrrhizin for inhibiting the photodegradation of ergothioneine, comprising glycyrrhizin and ergothioneine in a weight ratio of 0.5-5:1-8, wherein the content of glycyrrhizin in the composition is 0.05-0.5 wt%. This invention also discloses the application of glycyrrhizin in inhibiting the photodegradation of ergothioneine, the antioxidant or anti-glycation use of the composition based on glycyrrhizin and ergothioneine, and the application of this composition in topical skin preparations.

The utility model belongs to the field of outer wall anti -infiltration, especially is outer wall heat preservation anti -infiltration structure, aiming at the existing because only rely on the heat preservation board to block heat preservation, not only the reliability is poor, and under the long time use, the whole structure solidity will greatly drop, and then reduce the firmness of heat preservation, and the waterproof plate's partition waterproof, not only is unfavorable to waterproof board installation fixed, and when meeting different positions and corners, can not be tightly installed, therefore will be in special scene, not reach the waterproof purpose problem, present and propose following scheme, including base wall, the one side of base wall is provided with heat preservation board, the side surface of base wall close to heat preservation board is provided with first waterproof layer. The utility model is in use, can make heat preservation system when facing temperature change, wind power and so on external factor more stable, also further enhanced the excellent waterproof performance and weather resistance of wall, is favorable to the dead angle of reaching waterproof purpose.

This invention discloses a synergistic composition based on ginsenosides, comprising ginsenosides and ergothioneine, wherein the weight ratio of ginsenosides to ergothioneine is 0.5-5:1-9, and the content of ginsenosides in the composition is 0.05-0.5 wt%. This invention also discloses the application of ginsenosides in inhibiting the photodegradation of ergothioneine, and the application of this composition in topical skin preparations.

This invention discloses a stable synergistic composition based on asiaticoside and ergothioneine, which mainly comprises asiaticoside and ergothioneine, wherein the weight ratio of asiaticoside to ergothioneine is 0.5-5:1-8, and the content of asiaticoside in the composition is 0.05-2 wt%. This invention also discloses the application of asiaticoside in inhibiting the photodegradation of ergothioneine, the antioxidant use of the composition based on asiaticoside and ergothioneine, the use of the composition based on asiaticoside and ergothioneine as an FLG gene expression promoter, or a LOR gene expression promoter, or a Claudin-1 gene expression promoter, and the use of this composition in topical skin preparations.

The application belongs to the technical field of retaining walls, and particularly relates to a combined counterweight retaining wall and a construction method thereof, which comprises a retaining wall, the side surface of the retaining wall is fixedly connected with a clamping assembly mechanism, the front surface of the retaining wall is fixedly connected with an arc-shaped plate, and the inner side wall of the arc-shaped plate is fixedly connected with an anti-extrusion mechanism; the clamping assembly mechanism is provided, the self-weight of the counterweight structure is used to stabilize the base and is matched with the mechanical interlocking constraint, a self-weight and interlocking double anti-sliding and anti-overturning system is formed, the counterweight structure can resist soil side pressure, earthquakes or uneven settlement more than a single structure, the clamping assembly mechanisms are mutually embedded to form integral stress, block misplacement and sliding are avoided, even if local stress concentration occurs, the clamping assembly mechanisms will not cause chain collapse, the risk resistance of the structure is improved, in addition, after the interlocking blocks are tightly engaged, the gap is extremely small, the rainwater can be effectively blocked from penetrating into the wall body by cooperating with the fence grid and the drainage groove plate, backfill soil softening and water and soil loss are avoided, and the counterweight platform and the foundation stability are protected.

This utility model provides an auxiliary device for transplanting seedlings in forestry, relating to the field of seedling transplanting technology. It includes a vehicle body, with a longitudinal and transverse moving assembly on the front side of the vehicle body. The longitudinal and transverse moving assembly includes a frame connected to the front side of the vehicle body, a lead screw installed on the inner side of the frame, a movable crossbeam connected to the surface of the lead screw, a transverse lead screw installed on the inner side of the movable crossbeam, a slider connected to the surface of the transverse lead screw, a clamping assembly connected to the top of the movable crossbeam, a digging assembly connected to the lower front side of the slider, and a moving positioning assembly connected to the upper side of the vehicle body. By setting the longitudinal and transverse moving assembly and the clamping assembly, the digging assembly can be moved to different transplanting positions, improving accuracy. It controls the clamping plate to clamp the seedling, preventing deviation. Through the setting of the digging assembly and the moving positioning assembly, by controlling the extension of the digging cylinder, the digging connecting rod pushes the rocker arm downwards, thereby driving the digging shovel and digging teeth, improving transplanting efficiency.

This utility model relates to a vertebral anchoring and positioning reaming device, comprising: a working sleeve, which includes a sleeve body and a first cylindrical channel disposed within the sleeve body and extending axially; the lower end of the sleeve body has an arc-shaped serrated structure surrounding the end face of the first cylindrical channel; and an eccentric reamer for insertion within the first cylindrical channel, comprising a cylindrical drill rod, a second cylindrical channel disposed within the drill rod, and a drill bit disposed at the lower end of the drill rod and connected to the second cylindrical channel; the second cylindrical channel and the central axis of the drill rod are not on the same straight line. Compared with the prior art, this utility model has advantages such as reliable anchoring and precise bone removal.

The utility model relates to the technical field of road structures, in particular to a road structure capable of preventing arch expansion deformation, which comprises a roadbed, an anti-permeation layer, a water-stable base layer and a pavement layer, the anti-permeation layer is paved on the roadbed, the water-stable base layer is paved on the anti-permeation layer, the pavement layer is paved on the water-stable base layer, and the water-stable base layer is paved on the pavement layer. The anti-permeation layer is used for preventing sulfate in the roadbed from permeating into the water-stable base layer. According to the road structure capable of preventing arch expansion deformation provided by the utility model, the impermeable layer is arranged between the roadbed and the water-stable base layer, and the impermeable layer can block the capillary action of sulfate in the salinized soil roadbed, prevent the sulfate in the salinized soil roadbed from permeating into the water-stable base layer and prevent the salt expansion phenomenon of the water-stable base layer; the strength and the stability of the water-stable base layer are protected, the arch expansion phenomenon of the pavement layer is prevented, and the defect that transverse arch expansion cracking of the pavement is prone to occurring in an existing road structure in the salinized soil area is overcome.

The present application relates to a skin cell soothing and repairing composition containing artemisia and its preparation method and application, and belongs to the technical field of cosmetics. The present application finds that only by inhibiting the upstream anti-inflammatory pathway of the NF-kappa B pathway, the anti-inflammatory effect is limited, while inhibiting the NF-kappa B pathway, the downstream transmission chain is blocked, and the anti-inflammatory effect is significantly enhanced. Based on this, the present application inhibits the upstream anti-inflammatory pathway by artemisia extract and jasminum officinale extract, reduces the recruitment and infiltration of inflammatory cells, blocks the downstream transmission chain, and synergistically improves the anti-inflammatory effect. In addition, the present application cooperates oat kernel oil, jasmine flower oil and squalane, on the one hand, improves the solubility of fat-soluble active substances, on the other hand, participates in the repair, stabilization and optimization of the lipid structure of the skin cuticle, synchronously opens the skin fat-soluble channel, and more efficiently transports active substances, thereby realizing excellent soothing, repairing and stabilizing effects.