338 results about "Physical protection" patented technology

The invention belongs to the technical field of intelligent manufacturing and production line operation safety control, and particularly provides an intelligent production line-oriented modular safety protection and operation guarantee system, which comprises a multi-dimensional state sensing modeling module, an intelligent production line operation area multi-source safety state parameter acquisition module, an intelligent production line operation area multi-source safety state parameter acquisition module and an intelligent production line operation area multi-source safety state parameter acquisition module, constructing a dynamic security situation data set covering the whole operation period of the production line; the security risk factor evaluation module is used for constructing a security risk factor based on the dynamic security situation data set and calculating a security risk factor growth rate index; the control instruction generation decision module is used for generating a control instruction oriented to the physical protection execution linkage module; and the physical protection execution linkage module is used for triggering a multi-mode emergency response mechanism and physical isolation based on the control instruction to complete modular safety protection and operation guarantee of the intelligent production line. According to the technical scheme, key guarantee is provided for high-reliability and high-toughness operation of an intelligent production line.

The invention provides a campus security risk prevention and control cloud service platform, and relates to the technical field of cloud platforms, and the platform comprises a data processing and transmission module which is used for carrying out data storage, processing and secure transmission based on a cloud platform architecture, and supporting the automatic reconnection and concurrency control of data transmission; the safety guarantee module is connected with the data processing and transmission module and is used for carrying out digital management on civil defense, object defense and technical guarantee information of the campus; the safety risk prevention and control module is connected with the data processing and transmission module and the safety guarantee module and is used for carrying out informatization processing and linkage on campus safety management, safety education and safety emergency processes; and the joint defense and joint control module is connected with the safety risk prevention and control module and is used for realizing data linkage and emergency response command between the multi-level education management department and the school based on a processing result of the safety risk prevention and control module. By constructing the campus safety risk prevention and control cloud service platform, the intelligence and collaboration level of campus safety management is remarkably improved.

The invention relates to a damp-proof multifunctional air bubble film packaging bag which comprises a first air bubble film and a second air bubble film which are oppositely arranged, the first air bubble film and the second air bubble film comprise the first air bubble film and the second air bubble film which are oppositely arranged, and the three edges of the first air bubble film and the three edges of the second air bubble film are connected with edge sealing layers in a sealed mode. A top sealing structure is arranged on the outer surfaces of the upper ends of the first air bubble film and the second air bubble film, a fixing strip is fixedly connected to the inner surface of the front end of the top sealing structure, and the top sealing structure comprises a second sealing strip and a first sealing strip. The packaging bag has the beneficial effects that many defects of a traditional packaging bag in the aspects of moisture resistance and sealing performance are effectively overcome, the packaging bag has excellent physical protection performance and functional characteristics through the design of the six-layer functional composite film structure, the durability of the packaging bag is greatly improved through the arrangement of the anti-abrasion layer, and the effect that damage caused by friction in the transportation process is avoided.

The invention discloses uniform-distribution movable concrete pipe production grouting equipment which comprises a conveying box, stirring rods are rotationally arranged on the front side and the rear side of an inner cavity of the conveying box through driving mechanisms correspondingly, spiral blades are fixedly connected to the surfaces of the stirring rods, and a plurality of stirring blades are fixedly connected to the surfaces of the stirring rods; a feeding port is formed in one end of the top of the conveying box, and the other end of the bottom of the conveying box vertically communicates with a discharging pipe. According to the movable concrete pipe production grouting equipment with the uniform material distribution function, through guiding communication of the transverse pipe, collected dust can be conveyed into an inner cavity of a dust removal cloth bag, then the dust is collected in a centralized mode, airflow is discharged through an exhaust window, the dust is collected, and the device is more environmentally friendly; and the body protection of workers around the device is improved.

To provide protective clothing that can protect the body when attacked by a bear and repel the bear. [Solution] Protective clothing worn to repel bear attacks comprises a protective fabric 1 sandwiched between a surface fabric 2 and a backing fabric 3. The protective fabric 1 comprises a chemical-containing layer 11 capable of releasing a chemical to repel bears, and a protective layer 12 for physical protection from bear attacks. The chemical used to repel bears is capsaicin, derived from chili peppers. When a strong force is applied to the human body by a bear attack, physical damage to the chemical-containing layer 11 causes the chemical to be released, allowing the bear to repel. Furthermore, the protective layer 12 cushions the impact on the human body, making the garment effective in protecting the human body from bear attacks.

This invention discloses a device for mounting glass slides in laboratory cleaning equipment, belonging to the technical field of laboratory cleaning equipment accessories. The device includes a glass slide mounting assembly and a cylindrical protective housing. The mounting assembly is composed of upper, middle, and lower structures stacked together, forming an embedded mounting cavity that precisely matches the glass slide. Each structure is designed with dimensions of 1mm, 40mm, 26mm, 29mm, and 19mm to achieve omnidirectional positioning. Each structure has four sets of four-corner through-hole mounting holes, allowing for detachable connection via a stainless steel threaded rod and nut, or it can be integrally injection molded from rigid plastic. The protective housing is a hollow structure with an open top made of 304 stainless steel, completely accommodating the mounting assembly and achieving physical protection and environmental isolation. This device is easy to install, securely fixed, simple in structure, low in cost, adaptable to different testing scenarios, effectively ensuring accurate cleaning test results, and providing a stable testing platform for laboratory cleaning product research and development testing.

The invention discloses an anti-breaking structure and method for arranging a buffer sheet on the edge of a circuit board, and the structure achieves the effective isolation between an electronic wire and the edge of the circuit board through arranging a polyimide (PI) thin film or a polyester film with the thickness of less than 0.1 mm on the edge of a PCB, a copper foil circuit board or an FPC flexible circuit board. The structure not only provides physical protection in a static state, but also remarkably reduces the cutting and breakage risks of electronic wires or heating materials under the dynamic stress conditions of the wearable heating clothes, such as washing, twisting and bending processes. Compared with a high-cost scheme using a more wear-resistant material or a complex process in the prior art, the problem of damage of the edge of the circuit board to a connecting part is solved in a more economical manner, and the durability and the safety of equipment are improved.

The utility model relates to the technical field of low-frequency crystal resonators, in particular to a low-frequency crystal resonator, which comprises a crystal body and a protective device, pins are fixedly mounted on the lower surface of the crystal body, the protective device is arranged on the lower surface of the crystal body, the protective device comprises four plastic sleeves, the plastic sleeves are sleeved with the pins, and the pins are sleeved with the plastic sleeves. The four plastic sleeves are symmetrically arranged, the surfaces of the plastic sleeves are fixedly connected with a frame, the frame is fixedly connected with the four plastic sleeves, the surface of the frame is provided with a sliding groove, the inner wall of the sliding groove in the surface of the frame is slidably connected with a push rod, one side of the push rod is fixedly connected with a rod body, one side of the crystal body is provided with a hole, and the rod body is inserted into the crystal body. According to the utility model, reliable physical protection can be provided for the pins of the low-frequency crystal resonator, bending deformation of the pins caused by external force collision and extrusion during transportation is reduced, the pins are ensured to maintain original shapes and structures, and guarantee is provided for smooth subsequent installation and welding and stable electrical connection performance.

This invention provides a heuristic dynamic path optimization method for physical protection systems in a three-dimensional scene, comprising the following steps: Through three-dimensional path direction planning, beacon point setting, and detection point distribution estimation based on a geometric model, a perspective representation of virtual interwoven profiles between different floors in a virtual three-dimensional space is established based on the structural and connection characteristics of upper and lower floors of a building in three-dimensional space. The three-dimensional path planning direction is determined through adjacent grid cell mapping of each level profile, and agent recognition is achieved using ray detection functionality in Unity. Based on beacon points and detection probability estimation based on a geometric distribution model, a three-dimensional heuristic reverse path planning algorithm is constructed to achieve dynamic path planning and navigation for adversaries or agents. Based on the EASI model theory, the system interception probability is dynamically searched and calculated along the path planning direction to effectively identify the weakest path in the system, which is used for the optimization and improvement of critical infrastructure entity security protection design.

The application discloses a kind of based on unstable roadway excavation blasting safety protection method, belong to the field of mine engineering and underground construction safety technology.The steps of the present application are:S1: multiple point strain gauge, MEMS sensor and fiber bragg grating sensor are arranged in the roadway, and strain value, stress value and bragg wavelength change data are collected in real time;S2: the data collected is cleaned, denoised and normalized;S3: use LSTM network to predict future strain value, stress value and bragg wavelength change;S4: use random forest model to classify LSTM prediction results and current monitoring data, and evaluate rock mass stability risk level;S5: according to the risk level output by the random forest model, the system automatically issues an early warning, and prompts to take corresponding physical protection measures.The present application significantly improves the safety and monitoring efficiency in the process of roadway excavation, reduces the hidden danger, and protects the safety of workers and equipment.

The invention discloses a protective fence for municipal construction engineering. The protective fence comprises a fence body and a protection and noise reduction integrated module. The fence body is composed of a left support, a right support and detachable horizontal handrails, and a mounting groove is formed between every two adjacent handrails. The protection and noise reduction integrated module is installed in the groove through a base plate, a flexible bag body filled with shear thickening fluid is arranged on the outer side of the protection and noise reduction integrated module to serve as a protection unit, and the impact self-adaptive response characteristic is achieved. A Helmholtz resonance silencer is arranged on the inner side of the noise reduction device to serve as a noise reduction unit, a water collection funnel with a flow guide piece and a one-way drainage valve is integrated at the bottom of the silencer, and cooperation of efficient targeted noise reduction and automatic drainage and water accumulation prevention is achieved. The device integrates intelligent physical protection and acoustic treatment functions, the problems that a traditional fence is single in function, noise reduction equipment is prone to failure and inconvenient to maintain are solved, and the safety and environment management level of a building construction site is remarkably improved.

The utility model provides a tension training device, and relates to the technical field of tension training, the tension training device comprises a connecting structure, the connecting structure is connected with two protection boxes, the protection boxes are provided with protection plates, two fixing seats are arranged in the protection boxes, one fixing seat is slidably connected in the protection box and is fixedly connected with a holding structure, and the other fixing seat is slidably connected in the protection box and is fixedly connected with the holding structure. A plurality of elastic pieces are arranged between the two fixing seats, and the protection box and the protection plate are matched to be used for protecting the elastic pieces. Through the arrangement of the protection box and the protection plate, the protection plate and the protection box cooperate with each other to form a physical protection structure, the elastic part and other potentially dangerous parts are wrapped between the protection plate and the protection box, the risk that a user is injured due to breakage or falling of the elastic part is reduced, and the user is safer during use.

The utility model provides a fire hydrant safety warning device which comprises a protective fence, a connecting rod and a warning board, and the protective fence is a half-surrounded frame with an opening in one side; the warning board is fixed above the protective fence through a connecting rod; the protective fence comprises four vertical rods and three transverse rods, and the adjacent vertical rods are connected and fixed through the transverse rods. A base is arranged at the bottom of the vertical rod and fixed to the ground through fixing bolts. By arranging a protective fence and a warning board, physical protection can be provided, and accidental impact and damage of the outside to the fire hydrant are reduced; and meanwhile, the warning board can more strikingly remind people to pay attention to fire-fighting equipment, so that people can clearly find the position of the fire hydrant and pay attention to protection.

The utility model discloses an anti-fake traceability label which comprises a protective cover, a waterproof base material layer, an adhesive layer and a content layer, the adhesive layer is arranged on the bottom face of the waterproof base material layer, and the content layer is arranged on the top face of the waterproof base material layer. A protruding part is integrally formed on the edge of the protective cover towards the upper center, a sunken part is arranged in the center of the protruding part, and a flat part is connected to the center of the sunken part. Aiming at the problems of poor waterproof performance, poor physical protection capability, single structural design, poor anti-counterfeiting performance, poor durability and the like of a traceability label in the prior art, the traceability label provided by the utility model is improved, has multiple requirements of waterproofness, anti-counterfeiting, traceability, durability and the like, is not easily influenced by an external environment, has a closed protection design, and is convenient to use. And the label is not easily influenced by the external environment in the use process, so that the service life and the reliability of the label are reduced, and the like.

The invention discloses a movable emergency modular transformer substation, and relates to the technical field of transformer substations, the transformer substation comprises a shell, universal wheels, a power transformation mechanism and a temperature control mechanism, the power transformation mechanism is fixedly connected with the shell, the temperature control mechanism is fixedly connected with the shell, the temperature control mechanism is communicated with the power transformation mechanism, the shell is fixedly connected with the universal wheels, and the universal wheels are fixedly connected with the shell. The universal wheels are located below the shell, the temperature control mechanism is located on the peripheral side of the shell, the shell provides high-strength physical protection and supporting space for the whole device, and the universal wheels located below the shell endow the transformer substation with flexible moving capacity, so that the transformer substation can quickly respond to emergency requirements. The power transformation mechanism is fixed in the shell to carry out core voltage conversion operation, and the temperature control mechanism located on the peripheral side of the shell and communicated with the power transformation mechanism can carry out real-time thermal management on the internal environment of the shell, so that the power transformation mechanism is ensured to stably operate for a long time at a proper temperature.

1. The name of the design product: network port locking box. 2. The use of the design product: physical protection of the network port lock, preventing unauthorized personnel from pulling out the network port plug. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention relates to the technical field of medical rehabilitation instruments, and discloses an exoskeleton robot for fracture auxiliary rehabilitation. The robot comprises a shear deformation sensing assembly, a shape memory alloy locking assembly and a joint driving module. The shear deformation sensing assembly comprises a fixed shell, a flexible liner arranged on the inner side of the shell and a sensing beam connected between the shell and the liner. The shape memory alloy locking assembly comprises a locking pin arranged in the connecting rod structure, a shape memory alloy driving piece in linkage with the locking pin and a locking part located on the connecting rod structure and corresponding to the locking pin in position. And the strain gauge is electrically connected with the shape memory alloy driving piece. Transverse micro-slippage representing shearing risks is directly sensed through a mechanical structure, rigid mechanical locking is triggered in a linkage mode, and therefore rapid and reliable physical protection is provided for a fracture part, and secondary injury in rehabilitation training is effectively prevented.

The utility model discloses an anti-collision waterproof new energy charging gun in the technical field of new energy charging guns, and aims to solve the problem of adaptability of a conventional charging gun in a rainy and humid environment and the problem of damage caused by brute force insertion and collision of foreign objects. The charging gun comprises a charging gun body, a sealing assembly, a first buffer assembly and a second buffer assembly, the sealing assembly is composed of a mounting plate, a corrugated sealing ring, a connecting ring plate and a rubber suction cup, and liquid invasion is effectively prevented; the first buffer assembly is composed of a plurality of first springs, and insertion force impact is relieved. The second buffering assembly comprises a protection ring and a buffering part and provides all-around physical protection. According to the design, the waterproof performance of the charging gun is enhanced, probe abrasion is reduced, the structural stability is improved, the service life is prolonged, the user experience is optimized, the maintenance cost is reduced, the charging gun is high in adaptability and suitable for various environmental conditions, and the charging safety and convenience of the new energy automobile are improved.

The invention relates to an accompanying protection and test switching integrated device for a board-level product, and the device comprises a protection frame which is used for bearing and fixing a circuit board; the adapter connector module is fixed on the protective frame and is used for converting a connector signal of the circuit board into a standardized external interface; the signal adapter plate is fixed in the protective frame, is positioned above the circuit board, is electrically contacted with a test hole in the circuit board through an elastic probe, and leads out a test point signal; the protection frame is provided with a fine adjustment mechanism which is used for finely adjusting the installation position of the signal adapter plate relative to the protection frame. According to the invention, functions of physical protection, electric connector switching and test hole signal leading-out are integrated, full-flow test screening can be completed along with board-level products, physical and electrical damage of the products in the transfer and test process is effectively avoided, and contact loss of connectors and test holes of the products is remarkably reduced.

The application provides a kind of campus security risk prevention and control cloud service platform, it is related to cloud platform technical field, including: data processing and transmission module, for based on cloud platform architecture data storage, processing and secure transmission, and support the automatic reconnection and concurrent control of data transmission;Safety assurance module, connect data processing and transmission module, for the digital management of the civil air defense, physical protection and technical support information of campus;Security risk prevention and control module, connect data processing and transmission module and safety assurance module, for the information processing and linkage of campus safety management, safety education and safety emergency process;Joint defense and control module, connect security risk prevention and control module, for based on the processing result of security risk prevention and control module, realize the data linkage and emergency response command between multi-level education management department and school. By constructing the campus security risk prevention and control cloud service platform, the intelligentization and collaboration level of campus safety management is significantly improved.

The CEMS authority control system comprises a positioning unit used for obtaining CEMS positioning data, comparing the positioning data with preset geo-fence information and outputting a geo-fence judgment signal according to a comparison result; the debugging control unit is positioned on the outer side of a CEMS debugging panel and is used for displaying or hiding the debugging panel according to a geofence judgment signal; and the TX control unit is packaged in the CEMS and is used for keeping or interrupting detection data output according to the geo-fence judgment signal. By means of the system, real-time gas component detection data output by a CEMS detection instrument to display equipment and a peripheral interface of the CEMS detection instrument can be protected, strong correlation is established between geographic position information of the CEMS and operation authority of the CEMS, physical protection is carried out on the operation authority through spatial constraint, a credible equipment operation environment is established, and the reliability of the equipment operation environment is improved. And the authenticity of environment monitoring data is ensured.

The utility model discloses a mining supporting device, which belongs to the technical field of mining supporting, and comprises two protection plates which are spliced together to form a circular arc structure which is tightly attached to the top or the side wall of a roadway to provide direct physical protection. The protective plate is provided with the T-shaped groove, the cross frame is installed below the protective plate through the T-shaped block, the upper end of the cross frame is in an arc shape to additionally support the seam of the protective plate, the part can be locked through a bolt and a threaded sleeve after being spliced, installation complexity is reduced, all parts of the device are independent parts, and installation is convenient. According to the invention, the device is simple in structure and convenient to use, can be flexibly dismounted and mounted, can be carried by an operator more conveniently and quickly to be transported and temporarily stored in a narrow mine due to the fact that individual parts are small in size, and avoids the situation that the operator needs to find a detour route and even cannot pass sometimes when encountering a particularly narrow place or a place with obstacles.

The utility model relates to the technical field of power cables, and discloses a waterproof insulating layer composite structure of a power cable, which comprises a conductor, an insulating layer arranged on the periphery of the conductor, an anti-interference layer arranged on the periphery of the insulating layer, a waterproof layer arranged on the periphery of the anti-interference layer, a flame-retardant layer arranged on the periphery of the waterproof layer, and a waterproof layer arranged on the periphery of the flame-retardant layer. And a shielding layer is arranged at the periphery of the flame-retardant layer. According to the waterproof insulating layer composite structure of the power cable, the insulating layer is made of cross-linked polyethylene, so that the conductor can be effectively isolated from the external environment, electric leakage is prevented, the waterproof insulating layer composite structure has the advantages of high toughness and high impact strength, the anti-interference layer made of aluminum foil has ductility and adapts to cable bending, and a surface oxidation film is resistant to acid and alkali; and the shielding layer made of the copper wire woven mesh has electromagnetic shielding and physical protection functions when being compounded with the anti-interference layer and the insulating layer, so that the service life of the cable is prolonged, and stable operation of a power system is ensured.

The application relates to the technical field of protective devices, and discloses a device for safely protecting the electrification of copper bar end heads, which comprises a copper bar end head, a protection mechanism arranged on the copper bar end head, the protection mechanism comprising an outer left protection shell and an outer right protection shell, flexible protection sleeves connected to the inner walls of the outer left protection shell and the outer right protection shell, inner arc-shaped accommodating cavities formed in the flexible protection sleeves, and the inner arc-shaped accommodating cavities being shaped to accommodate the copper bar end heads. The device for safely protecting the electrification of copper bar end heads is provided with the protection mechanism, external physical protection is provided by the hard materials of the outer left protection shell and the outer right protection shell, the inner arc-shaped accommodating cavities and the sealed hollow cavity structure of the flexible protection sleeves are combined to realize the flexible adhesion and sealing of the copper bar end heads, the flexible supporting columns disperse the inflation pressure along the radial direction to avoid local deformation, a double-protection system is formed, and the structural stability is improved.

The utility model belongs to the technical field of electrical equipment debugging / equipment inspection, and particularly provides a protection tool for a plate cabinet test terminal. The protection tool comprises a body; the fixing part is used for abutting against the notch of the test terminal so as to fix the body and the test terminal; and the protection part is used for shielding the conductive part of the test terminal connecting piece so as to perform physical protection on the test terminal connecting piece. The utility model aims to solve the problem of risk of non-stop of an operation unit and network-related equipment caused by mistakenly touching the test terminal by a worker in the operation process, can effectively protect the test terminal, and is simple in structure and easy to realize.

The utility model discloses a lamp convenient to maintain, including mounting panel, the top of mounting panel is equipped with the top plate, is equipped with the sliding slot one in the top plate, the baffle is slidably arranged in the sliding slot one, and the fixed post is fixed between the both sides wall of sliding slot one. Advantageous effects: when the lamp needs to transport or long -term idle, only need to slide hollow board and rotate the baffle, can make the baffle unfold and stably be in the front of the lamp body, form the physical protection barrier, avoid accidental collision damage lamp body, effectively protect the lamp, prolong the overall service life of the lamp, reduce the maintenance and replacement cost of user, through rotating the double -end screw rod and then drive two rectangular frames opposite movement, quick clamping fixed the backboard of lamp body, need not aligning installation hole or dismounting multiple groups of bolts one by one, simplified the installation and disassembly step of lamp body, the convenient later maintenance has promoted overall work efficiency.

The utility model discloses a kind of gas meter sealing protection structure, belong to gas meter protection technical field, its technical scheme main points include the protection structure of gas meter body outside bolted, the outside of the protection structure is fixedly connected with auxiliary structure, the inside of the fixed frame is slidably connected with the outside of movable frame, the inside of the movable frame is fixedly connected with the outside of transparent plate, the bottom of movable frame front side is bolted with the rear side of mounting handle, the inner wall of movable frame is bonded with the outer wall of iron column, the top of iron column is magnetically connected with the bottom of magnetic attraction block, the sealing protection structure of existing gas meter is mostly simple fixed shell, it is difficult to provide comprehensive physical protection, there are many limitations, and these shells generally lack flexible operation window, user needs to disassemble shell when viewing gas meter reading, operation is cumbersome and internal element is easy to damage.

This invention provides a protective box based on a Hall current sensor, relating to the field of Hall current sensors. The protective box assembly includes a housing, a cover plate, a back plate, and heat dissipation fins. The cover plate is located on the front of the housing, the back plate is fixed to the back of the housing, and the heat dissipation fins are fixed to both sides of the housing. A magnetic core, a Hall element, an integrated circuit, and a compensation coil are installed inside the housing. This invention provides protection for the components by using a housing and cover plate. Unlike resin encapsulation, this physical structure protection prevents aging and cracking due to environmental changes. The housing and cover plate provide stable physical protection for the internal magnetic core, Hall element, integrated circuit, and compensation coil. The heat dissipation fins on both sides of the housing help dissipate heat generated by the components inside the protective box, reducing the risk of damage to the protective structure and sensor components due to excessive temperature.

Devices and methods for protecting an electronic circuit. A device includes a base frame, an electronic circuit, and a cage frame depending from the base frame. The cage frame is configured to provide physical protection on at least four sides for the electronic circuit. The cage frame also defines a plurality of openings configured to provide air circulation across the electronic circuit. The device also has at least one fan disposed within the cage frame and configured to at least partially drive the air circulation. A method involves providing the above components. These devices and methods are able to be further adapted to provide for the retrofit of an installed electronics device.

The invention relates to a pair of medical electric clothes scissors, which belongs to the technical field of electric scissors and comprises a handle, a shell, a blade, a guide assembly and a damping assembly, the shell is installed at the front end of the handle, the shell is provided with a rotating space, the blade is rotationally installed in the rotating space, and the rotating space is formed by amplifying the shape of the blade; the shell is provided with a clothes breaking opening which is located at the front end of the blade and enables the rotating space to be communicated with the external environment. The guide assembly is used for guiding clothes to the bottom of the blade, the damping assembly is used for adjusting the rotating range of the guide assembly so that an adjustable shearing space can be formed between the blade and the guide assembly, the blade has double physical protection, the rotating space of the shell provides basic wrapping protection, and the guide assembly forms a front barrier all the time; the risk that the skin of a patient is accidentally scratched in the shearing process is remarkably reduced, and the blade is completely protected; and the guide assembly is combined with a damping self-adaptive rotating mechanism, so that clothes with different thicknesses can be cut off.