11results about How to "Reduce stress damage" patented technology

The utility model provides an elbow pipeline damping support which comprises a supporting base, a lifting device, a vertical elastic damper, a vertical supporting rod, a bearing seat and an elbow pipeline hooping device, the lifting device is arranged on the supporting base, the vertical elastic damper is arranged on the lifting device, the vertical supporting rod is arranged on the vertical elastic damper, and the bearing seat is arranged on the vertical supporting rod. The bearing seat is arranged on the vertical supporting rod, an arc-shaped groove is formed in the upper right portion of the top of the bearing seat from left to right, the arc-shaped groove is used for bearing the bottom of the bent portion of the bent pipeline, and the bent pipeline hooping device is arranged on the groove wall of the arc-shaped groove and used for hooping the bent portion of the bent pipeline. Wherein the bent pipeline is vertically arranged in the left-right direction, one end of the bent pipeline is arranged upwards, and the other end of the bent pipeline is arranged leftwards. According to the utility model, pipeline vibration caused by water flow impact and pressure damage to the pipeline caused by building settlement can be reduced, and the problem of water leakage of the elbow pipeline caused by building settlement can be effectively prevented.

This utility model provides an integrated device for crushing and screening iron oxide scale, relating to the field of crushing and screening technology. It includes a machine body, with a trapezoidal cover fixedly connected to the top and one side of the machine body. Inside the trapezoidal cover are two rotating columns, each with a crushing roller fitted and fixedly connected to its surface. A triangular plate is fixedly connected to the bottom of the machine body, with a vertical plate fixedly connected to the top of the triangular plate. A second folding plate is fixedly installed on the top of the vertical plate. Square holes are provided at both the front and rear ends of the machine body, each containing a lifting plate. First folding plates are installed between the top and bottom inner walls of the square holes and the lifting plates. A fixing plate and a connecting plate are fixedly connected between the lifting plates. This utility model allows for quick disassembly of the U-shaped mounting plate, enabling the screen plate to be pulled directly from the outside of the device using a handle, without disassembling the main body of the device. This significantly simplifies cleaning and replacement processes, greatly improves maintenance efficiency, and reduces time and labor costs.

The utility model discloses a suction and hanging dual-purpose lamp convenient to install, relates to the technical field of lighting equipment, and aims to solve the problems that a hanging wire is often twisted and knotted and the installation becomes complicated when a wire is manually taken up in an existing device. The suction and hanging dual-purpose lamp comprises a light-emitting component and a lampshade fixedly connected to the top end of the light-emitting component; the main magnetic attraction piece is arranged at the top end of the lampshade, and the main magnetic attraction piece is used for attracting the dual-purpose lamp on a wall surface; the abutting plates are arranged at the top end of the lampshade. Two rectangular holes are formed in the top end of the lampshade, and the bottom ends of the dustproof boxes are fixedly connected to the top ends of the rectangular holes; and the two clockwise-winding take-up assemblies are both arranged in the dustproof box. The sucking and hanging dual-purpose lamp convenient to install has the technical effects that the hanging wire can return to a storage position in order through clockwise winding and winding, the problems of disordered winding and wire clamping possibly caused by manual wire winding are avoided, distortion, knotting and excessive extrusion during winding of the hanging wire are completely eradicated, the installation is convenient, and the service life of the hanging wire is prolonged.

The application belongs to the technical field of integrated circuit manufacturing, and relates to a circuit board drilling device with a stable clamping structure. The device comprises a shell, the shell is fixedly connected with a connecting frame, the connecting frame is slidably connected with a first electric sliding frame, the first electric sliding frame is slidably connected with a second electric sliding frame, the second electric sliding frame is slidably connected with a third electric sliding frame, the third electric sliding frame is fixedly connected with a shell body, the shell body is rotationally connected with a rotating shaft, the rotating shaft is provided with a drill bit, the rotating shaft is slidably and rotationally connected with a rotating cylinder, the rotating cylinder is rotationally connected with an upper pressing plate, the upper pressing plate is slidably connected with a lower pressing plate, and the lower pressing plate is rotationally connected with a rotating pressing ring. The circuit board is clamped by the rotating pressing ring and the supporting frame. When the circuit board is twisted around the drilling position under stress, the clamping block no longer clamps the circuit board. The circuit board drives the rotating pressing ring to rotate, reduces the stress damage of the circuit board drilling position, and even reduces the probability of deformation of the circuit board, so as to guarantee the accuracy of the circuit board drilling and improve the quality of the circuit board drilling.

The application relates to the field of flame-retardant high polymer materials, and discloses a flame-retardant PC and ABS composite material for automobile interior decoration. By constructing a core-shell flame-retardant structure, the balance between the flame retardancy and the impact toughness of the material is realized by utilizing the elastic buffer of the siloxane shell and the synergistic effect of silicon and phosphorus; by means of physical network coating and chemical grafting crosslinking of the compatilizer, interface bidirectional anchoring is formed, the outward migration of the flame-retardant component is limited, and the surface outgassing whitening under the light and heat environment is effectively reduced; and the optimized proportion makes the material meet the requirements of injection molding processability, high-temperature resistance and light weight.

The invention discloses a multi-source data fusion-based circulating water culture water quality accurate regulation and control method, and belongs to the technical field of aquaculture. The method comprises the following steps: synchronously acquiring water quality parameters, fish school images and water body particulate matter multi-dimensional data through an acquisition system consisting of a water quality sensor, an underwater high-definition camera and a water body particulate matter sensor; a dynamic association model is constructed to fuse multi-source data, a deep learning image recognition algorithm is introduced to quantify the fish school food grabbing intensity and swimming speed, early warning of fish school stress is achieved, meanwhile, a time sequence prediction algorithm is adopted to construct a water quality prediction model, and real-time and historical data and a feeding plan are fused to predict the key water quality parameter change trend in several hours in the future; on the basis of the prediction result and the early warning signal, operating parameters of the aerator and the pH adjusting pump are regulated and controlled in real time, and a feeding strategy is dynamically optimized. Cooperative monitoring and advanced regulation and control of water quality and fish shoal behaviors are achieved, the culture water quality is effectively stabilized, fish shoal stress damage is reduced, and the benefits of circulating water culture are improved.

This utility model relates to the field of lightning rod technology and discloses a lifting lightning rod for protecting photovoltaic systems. It includes a fixed plate, with a first fixed post and a second fixed post fixedly sleeved inside the top of the fixed plate. Through the linkage of a signal receiver, control panel, and motor, this utility model can automatically control the lifting mechanism to raise the lightning rod upon receiving a thunderstorm signal, ensuring timely entry into protective mode before lightning strikes and effectively avoiding protection failure due to delays or negligence caused by manual operation. Simultaneously, a buzzer and warning light automatically activate when the lightning rod is raised to remind personnel in the photovoltaic area to evacuate quickly, significantly improving personnel safety. The double-layer threaded drive lifting mechanism design ensures a smooth and reliable raising and lowering process, and allows for lowering the height during non-thunderstorm weather, reducing bird habitat, debris entanglement, and stress damage in harsh environments, extending equipment lifespan, reducing maintenance costs, and achieving efficient and intelligent protection for photovoltaic equipment.

The invention provides an anti-windage yaw power transmission support and a power transmission tower, and belongs to the technical field of power transmission supports. The anti-windage yaw power transmission support comprises a mounting rod, a supporting seat, two wire clamps and a buffer assembly; the mounting rod is fixedly mounted on a tower in the horizontal direction; the supporting seat is slidably connected to the mounting rod in the axial direction of the mounting rod. The two wire clamps are arranged on the two sides of the supporting base in the vertical direction respectively and used for fixing a cable. The two wire clamps are connected with the supporting seat through connecting components, so that the wire clamps can move towards or back to the supporting seat; the buffering assembly comprises a first buffering component and a second buffering component, and the first buffering component is arranged between the supporting base and the mounting rod so as to buffer the acting force generated when the supporting base moves; and the second buffer component is arranged between the wire clamp and the supporting seat so as to buffer the acting force when the wire clamp moves. According to the windage yaw prevention power transmission support and the power transmission tower, the supporting base slides, the wire clamp can move, and the buffering assembly buffers acting force, so that windage yaw of the cable can be effectively prevented, and the stability is improved.

The utility model relates to the field of internet of things communication technology, specifically disclose a kind of internet of things antenna, including the SMA straight male head of supporting seat, supporting seat is rotatably provided with antenna seat, antenna seat is provided with arc seat, further including the main conductor of arc conductor, arc conductor is active in arc seat, arc conductor is provided with subconductor, and subconductor is connected with antenna seat.The utility model provides an internet of things antenna, by the length of wire is reserved and obtained with arc conductor main conductor, and make arc conductor be in the installation room bulge position in arc seat, promote arc conductor have the length required to exceed wire deformation bending, and then when subconductor follow antenna seat and move, arc conductor is kept stable, effectively reduce the deformation bending of wire, weaken the stress damage caused by external force to wire, guarantee wire communication work.

The utility model discloses a kind of heat-resistant transport mesh belts suitable for high-temperature environment, including mesh belt body, the bottom of mesh belt body is provided with cooling assembly;The cooling assembly includes base, the top of base is fixedly connected with base column, fixedly connected with support frame between two base columns, the movable end of hydraulic lift rod is fixedly connected with water storage tank, the sidewall top of water storage tank is fixedly connected with extension plate, the outer wall of rotating shaft is fixedly connected with water-absorbing sponge cover, water-absorbing sponge cover and transport mesh belt body are in close contact, the utility model relates to transport equipment technical field;The heat-resistant transport mesh belt suitable for high-temperature environment, water-absorbing sponge cover and mesh belt body are in close contact, by absorbing cooling water in water storage tank, utilize moisture evaporation to take away heat in the process of mesh belt operation, realize the sustained cooling of mesh belt;Compared with traditional air cooling or spraying, this mode cooling is uniform and avoids mesh belt local sudden cooling, reduces stress damage, and cooling effect is more optimal.

The invention discloses a convenient-to-clean filter, which belongs to the technical field of gas desulfurization and comprises a mounting shell assembly, an exhaust assembly, an automatic cleaning assembly and a cleaning plate, the exhaust assembly is detachably connected to the top end of the fixed shell, the automatic cleaning assembly is arranged in the fixed shell, and the cleaning plate is in linkage with the automatic cleaning assembly and abuts against the upper surface of the filter screen. After a follow-up gear is meshed with a driving gear, a driving motor drives the cleaning plate to stably move along a guide rod and a limiting rod through a two-way screw, the cleaning plate always abuts against the surface of the filter screen, reciprocating cleaning is achieved through the two-way thread design, the impurity removal rate is increased, and the cleaning efficiency is improved. No cleaning blind area exists; and the cleaning process does not need to be manually disassembled and can be synchronously completed in the filtering process, shutdown cleaning is avoided, the production interruption cost is greatly reduced, and the device is particularly suitable for continuous production scenes.