35results about How to "Guarantee life, health and safety" patented technology

The invention discloses a low-shrinkage medium-temperature-cured high-efficiency flame-retardant unsaturated polyester fiberglass reinforced plastic board and a preparation method thereof. The low-shrinkage medium-temperature-cured high-efficiency flame-retardant unsaturated polyester fiberglass reinforced plastic board is prepared from the following components in parts by weight: 50-60 parts of unsaturated polyester resin, 20-30 parts of a low-shrinkage additive, 1-3 parts of an accelerant, 0.5-2 parts of an initiator, 2-5 parts of a medium-temperature curing agent, 0.1-0.5 part of a thickening agent, 8-15 parts of a novel halogen-free flame retardant, 100-130 parts of inorganic filler, 2-3 parts of a release agent and 100-150 parts of fiberglass. The curing degree, the bending strength and the flexibility of the low-shrinkage medium-temperature-cured high-efficiency flame-retardant unsaturated polyester fiberglass reinforced plastic board can be improved; residual styrene in the fiberglass reinforced plastic board is reduced.

The invention discloses a multifunctional intelligent anti-collision device of an automobile. The device comprises an air bag, anti-collision detecting units and an anti-collision controller. The anti-collision detecting unit comprises a front camera, a head ultrasonic distance measurement sensor, a rear camera, a tail ultrasonic distance measurement sensor, an infrared human detection sensor, an automobile speed sensor and an acceleration sensor. The anti-collision controller comprises a DSP digital signal processor, a voltage conversion circuit module, a touch liquid crystal display, a Flash memory, a USB communication circuit, a GPRS wireless communication module, a clock circuit module, a signal conditioning circuit, a voice play circuit and a relay. The multifunctional intelligent anti-collision device of the automobile is simple in structure, reasonable in design, convenient to use and operate, capable of avoiding accidents such as reversing collision, collision with an obstacle ahead due to acceleration, collision with a rear obstacle due to emergency braking, secondary collision after a car accident and the like, complete in functions, high in working stability and reliability, high in practicality and convenient to popularize and use.

The invention discloses a temporary grounding device safe to use. The device comprises a grounding assembly used for connecting a grounding wire and a wiring assembly used for connecting a conductor.The wiring assembly is electrically connected with the grounding assembly. An interlocking assembly is further included, the interlocking assembly comprises a first grounding lock arranged on the grounding assembly, a matching part and a wiring lock arranged on the wiring assembly, the matching part drives the first grounding lock to lock the grounding assembly and the grounding wire, and in the locking state of the first grounding lock, the matching part can be separated from the first grounding lock and drives the wiring lock to lock the wiring assembly and the conductor. According to the invention, the operation process of construction personnel is limited through the interlocking assembly, so that a constructor must cut off a power supply to obtain the unlocking piece to achieve grounding of the grounding assembly, only when grounding of the grounding assembly is completed, the matching piece can be obtained to achieve connection of the wiring assembly and the conductor, safety accidents caused by misoperation of the constructor are prevented, and life health and safety of the constructor are guaranteed.

The invention discloses a clean-free durable bridge expansion joint device with noise reduction and easy maintenance, include a device body, first steel frame, the second steel frame, the first steelbar, the second steel bar, the first L-shaped fixing plate, the second L-shaped fixing plate, the first steel plate, the second steel plate, the foam cushion, the waterproof layer and the abrasion-resistant shock-absorbing layer, wherein the expansion joint of the bridge cancels the fixed rubber water stop installation groove on the original steel frame, and welds the steel plate on the steel frame, thereby facilitating the installation of the foam cushion, improving the installation efficiency and saving time; The original shaped rubber waterstop is eliminated and the foam cushion is pouredwith self-leveling and anti-aging sealant with low modulus and high elongation, which is not only convenient for construction and maintenance, but also not easy to store garbage and damage. The top ofthe steel frame is painted with an abrasion-resistant and pressure-resistant elastic coating, which is not only corrosion-resistant and has a long service life, but also good abrasion resistance andshock-absorbing effect, so that automobiles can pass through without making noise.

The invention provides a gas detection help-calling system applied to fire fighting rescue. The system comprises a plurality of help-calling devices, and is characterized in that each help-calling device comprises a circuit board, and a help-calling assembly and a wireless communication assembly which are connected with the circuit board, the wireless communication assembly comprises a first wireless communication module and a second wireless communication module, the help-calling devices are connected with a cloud server through the first wireless communication module, the cloud server is wirelessly connected with an intelligent terminal, the multiple help-calling devices communicate with one another through the second wireless communication module, the help-calling device is further provided with a gas detection module, the gas detection module is connected with the circuit board, and the field gas concentration is detected through the gas detection module. According to the gas detection help-calling system applied to fire fighting rescue, through the scheme design of the two communication modules, early warning interconnection of firefighters in an emergency rescue site is achieved, and the possibility that the firefighters are rescued in time when facing poisonous, harmful, flammable and combustible gas and other emergencies is greatly improved.

The invention provides a method for identifying a production risk of a drug production enterprise, and an automatic early warning system. The method comprises the steps of 1, collecting and analyzingADR report data of a target enterprise, and outputting an ADR data set; 2, assessing a risk degree of an ADR data record of a same batch number by adopting a three-dimensional risk matrix method; 3, sorting a batch number risk data set, and judging a high-risk batch number region; 4, by adopting a Bayes signal detection method, performing signal detection on an association degree between a drug ina high-risk time range and a target ADR, and identifying suspected risk reasons; and 5, outputting the high-risk time range, high-risk batch numbers and varieties, and possible risk reasons, and proposing corresponding suggestions and measures. The risk signals of enterprise non-standard production can be identified; the risk degrees of the batch numbers can be judged; the relatively high-risk time range and the suspected risk reasons can be estimated; and according to different risk signal degrees, inspection suggestions are provided for supervision departments.

The invention relates to a mining safety helmet integrated with an LED miner lamp. The mining safety helmet comprises a mining safety helmet body, an LED explosion-proof lamp set, an explosion-proof battery pack, an explosion-proof wire and an explosion-proof charging port; the mining safety helmet body comprises a helmet shell, a helmet brim, an anti-seismic layer, helmet belts and buckles; the helmet belts are located on the two sides of the helmet shell; the lower portions of the helmet belts are connected through the buckles; the LED explosion-proof lamp set and an explosion-proof switch are integrated in the helmet brim; the LED explosion-proof lamp set comprises an LED miner's lamp and a lampshade; rechargeable lithium batteries are arranged in the explosion-proof battery pack and located on the two sides of the helmet shell; the LED explosion-proof lamp set, the explosion-proof battery pack and the explosion-proof charging port are connected through the explosion-proof wire. According to the mining safety helmet, inconvenience caused by the influence of the wire of the miner's lamp is reduced, the working efficiency of coal miners is improved, dangerous accidents caused by the fact that the wire of the miner's lamp hooks an anchor rod and the like are effectively prevented, and life health and safety of the coal miners are guaranteed.

The invention discloses an electricity leakage-proof transformer. The transformer comprises a transformer body, a positive electrode interface, a negative electrode interface, a transformer housing, an anti-slip plate, a first rubber plate, a second rubber plate, a third rubber plate, a fourth rubber plate, a fifth rubber plate, a first bayonet lock and a second bayonet lock; the fifth rubber plate is arranged at the bottom of the transformer body, the third rubber plate is arranged on one side of the fifth rubber plate, the fourth rubber plate is arranged on the other side of the fifth rubberplate, the first rubber plate is arranged at one end of the fifth rubber plate, the second rubber plate is arranged at the other end of the fifth rubber plate, the positive electrode interface is arranged on the first rubber plate, the negative electrode interface is arranged on one side of the positive electrode interface, and the second bayonet lock is arranged on one side of the third rubber plate. According to the electricity leakage-proof transformer, rubber pads are arranged on the outer side of an aluminum shell, the rubber pads are also arranged on the housing, and the aluminum shellis adhered on the transformer through strong glue, not only are people prevented from getting electrode shocks, but also the housing of the transformer is prevented from damage to provide conveniencefor people and guarantee the health and safety of lives of people.

The invention discloses a disinfection device driving method and a disinfection device, and the method comprises the following steps: obtaining a point cloud distribution diagram of a current work place needing to be disinfected, and calculating a contour line of the work place; if the width data of the contour line of the work place exceeds a preset value, establishing a spiral equidistant line, and performing displacement with the spiral equidistant line; if the width data of the contour line of the work place is smaller than or equal to the preset value, judging to be a first entrance and exit, passing through the first entrance and exit and returning to the above step; according to the spiral equidistant line displacement, if no obstacle is encountered, completing the displacement of the current work site along the spiral equidistant line; if the obstacle is encountered, calling an obstacle avoidance method, and if the obstacle is bypassed, executing the step 3. According to the automatic sterilization and disinfection device provided by the invention, a disinfectant ejector is mounted on a self-walking trolley, and the automatic sterilization and disinfection device can be applied to sterilization and disinfection in different complex scenes in a simple unified logic form.

The invention provides a molten metal liquid directional conveying assembly for casting machining. The molten metal liquid directional conveying assembly comprises a rectangular hollow outer cylinderand an inner cylinder which are nested with each other, and the rectangular hollow outer cylinder and the inner cylinder form sliding guide fit in the length direction of the rectangular hollow outercylinder and the inner cylinder. The length direction of the outer cylinder and the inner cylinder are both horizontally set, and the length of the outer cylinder is greater than the length of the inner cylinder. The inner cylinder is sleeved with the outer cylinder and can slide outwardly from one end opening of the inner cylinder. The end, away from the outer cylinder, of the inner cylinder is atelescopic end, and the end, away from the inner cylinder, of the outer cylinder is a fixed end and is an operator holding end. In the initial state, the telescopic end of the inner cylinder extendsout of the outer cylinder and is fixedly provided with two fork-shaped mounting frames. The mounting frames are fixedly provided with containing barrels used for containing molten metal liquid. The molten metal liquid directional conveying assembly has the beneficial effects that the telescopic control over the containing barrels in the horizontal direction is facilitated, the safe distance can bekept between the operators and the containing barrels, the baking of the operators is reduced by reducing the heat radiation of the molten metal liquid, the comfort of the operators is improved, andthe life health safety of the operators is guaranteed.

The invention discloses a tunnel construction dust and harmful gas absorbing and purifying system which comprises a dust collecting box, an electric power equipment box, a catalyst box, an alkaline reagent box, a drying agent box and a gas collecting box are sequentially and adjacently arranged on the outer side of the dust collecting box, and an air inlet hopper is arranged on the side face of the dust collecting box in a communicating mode. Multiple layers of vertical electrostatic dust collection grids are arranged in the dust collection box at intervals, an exhaust fan is arranged at the top of the electric power equipment box, the exhaust fan and the electrostatic dust collection grids are electrically connected with the electric power equipment box, and an air inlet of the exhaust fan communicates with the dust collection box; a gas outlet of the exhaust fan is connected with the catalyst box through a gas conduit; the catalyst box is connected with the alkaline reagent box through a gas conduit; the alkaline reagent box is connected with the drying agent box through a gas conduit; and the drying agent box is connected with the gas collecting box through a gas conduit. The purification system provided by the invention not only can adsorb and remove small particles such as dust, but also can purify and absorb harmful gas, and also overcomes the defect that the environment action of tunnel construction is limited.

The embodiment of the invention provides an alarm method and a video networking communication terminal. The method is applied to the video networking communication terminal. The video networking communication terminal accesses to the video network. The method comprises the steps that the health data of the current user are acquired; when the health data meet the preset condition, the current position information is acquired; alarm information is generated according to the health data and the current position information; and the alarm information is transmitted to a video networking server. The alarm information can be transmitted in time and the position information of the current user can be carried in the alarm information so that the rescue worker is enabled to accurately locate the rescue position and carry out the rescue, the rescue effectiveness can be enhanced and the life health and safety of the personnel can be guaranteed.

The invention relates to an urban epidemic situation space-time prediction method and system, a terminal and a storage medium. The method comprises the following steps: collecting individual movement track data and infectious disease case data in a city; processing the individual movement track data, extracting population movement traffic among the regions, dividing the population movement traffic according to time attributes, and obtaining population movement relationships under the time attributes based on proximity relationships of the regions; calculating the similarity of the infectious disease case data among the areas by using a similarity algorithm based on a histogram, and obtaining the position attention relationship of the areas according to the similarity of the infectious disease case data; and constructing an infectious disease space-time prediction model based on the graph neural network and the long-short-term memory network according to the population movement relationship, the proximity relationship and the position attention relationship. According to the invention, modeling can be carried out on time dependence and space dependence in infectious disease case data, and the space perception capability and prediction performance of a space-time prediction model are improved.

The invention discloses an on-duty monitoring method, system and equipment for a battery swap station and a medium. The method comprises the following steps: acquiring behavior data triggered by an operator on duty of the battery swap station; when the behavior data is abnormal data, generating an abnormal signal; the abnormal signal is pushed to a management terminal with management authority, so that the management terminal reconfirms whether the behavior data is abnormal data or not, and when it is confirmed that the behavior data is abnormal data, an abnormal processing instruction is triggered. According to the invention, the behavior data triggered by the operator on duty of the battery swap station is obtained, the behavior data is pushed to the management terminal for confirmation when the behavior data is abnormal, and the abnormality processing instruction is triggered if the behavior data is confirmed to be abnormal, so that the operator on duty of the battery swap station can be timely processed when the abnormal condition occurs; and the life health safety of operators on duty and the operation safety of the battery swap station are ensured.