17results about How to "Reduce hidden risks" patented technology

The invention relates to the technical field of power distribution cabinet monitoring, in particular to an intelligent monitoring and early warning system for a power distribution cabinet, which comprises a database, an infrastructure monitoring unit, a power distribution cabinet monitoring unit and a power distribution cabinet monitoring unit, the integration module and the early warning module are used for integrating monitoring results and performing early warning, the safety space identification unit is used for monitoring a safety operation space range required by the power distribution cabinet, and the maintenance statistics unit is used for performing statistics on maintenance data of the power distribution cabinet. According to the invention, external factor monitoring is carried out on the power distribution cabinet, so that defects in the monitoring process of the power distribution cabinet can be reduced, abnormal conditions of operation risks of the power distribution cabinet caused by external factors can be timely perceived, targeted inspection and protection can be timely carried out, potential safety hazards in the operation process of the power distribution cabinet can be reduced, and the safety of the power distribution cabinet is improved. And safe operation of the power distribution cabinet is ensured.

The invention discloses a breakwater section layered construction stability analysis method and system, and relates to the technical field of building construction, a preliminary longitudinal analysis module constructs a slope instability risk coefficient Bsxs by using related structure data information, and preliminarily judges the safety of a breakwater; the layered instability analysis module obtains an interface failure coefficient Jsxs in combination with the difference of each layer of material, and by comprehensively considering the data of the two layers, the system further realizes double evaluation on the stability of the breakwater, and the double evaluation effectively enhances the comprehensive stability analysis capability of the system, so that the prediction accuracy is improved, and the stability of the breakwater is improved. An evaluation threshold value is set through the treatment module and compared with a comprehensive stability evaluation index Zpzs (J, B), the system can give out corresponding instructions according to different stability states and implement dynamic treatment, and the system can take corresponding countermeasures for risks of different levels, so that disasters caused by stability reduction are further avoided.

The invention discloses an intelligent safety helmet construction site mobile inspection method, system and device and a medium, and the method comprises the steps: carrying out the inspection of a set route in an inspection task through a first object wearing device; according to the equipment, an acquisition device and a positioning device are arranged on a safety helmet, and an inspection task is obtained after identification and activation; acquiring real-time information through the acquisition device, and uploading the real-time information to a rear end; using AI identification to generate a check list, and pushing the check list to a third object; the second object can perform secondary auditing and modification on the checklist at the rear end; and the third object is used for uploading a rectification result to the first object aiming at the check list, and completing the closed loop of the check list after agreeing to rectify. More efficient and more accurate data acquisition is realized, personnel and data management are more efficient, early warning of potential safety hazards can be realized, the whole billing process is fully automatic by utilizing the AI technology, human errors are reduced, and the working efficiency is improved.

The utility model provides a filter element quick-release tool for a process filter, which comprises a main body and a wrench mouth, and the main body is a rod piece; the wrench port is arranged at the tail end of the main body, a through port is formed in the radial direction of the main body, a bayonet is formed in one side parallel to the axial direction of the main body, and the bayonet of the wrench port is communicated with the through port; wherein the wrench port penetrates through the cross brace of the filter element through the bayonet and is matched with the through port to limit the cross brace. According to the utility model, the L-shaped special-shaped wrench mouth is adopted, so that the filter element cross arm can be conveniently pulled out from the filter after being hooked by an L-shaped block in the dismounting process, and the problems that the efficiency of dismounting the filter element by using a movable wrench by a maintainer is low, the fastening effect of the filter element after remounting is poor, leakage is easily caused, and the process filtering precision is reduced are solved; and the risk hidden danger that a worker enters a limited space in the process filter to assemble and disassemble the filter element is also reduced.

The invention discloses a titanium metallocene compound with limited geometric configuration and a preparation method and application thereof, the titanium metallocene compound with limited geometric configuration is a compound with a general formula (I): wherein R1, R2, R3 and R4 are the same or different and are respectively and independently selected from alkyl; r is selected from one of fluoro, methoxyl, methyl, tert-butyl and-H; and n is 1 or 0. The titanium metallocene compound with the limited geometric configuration has better catalytic activity, and prepared polypropylene is high in melt index and good in fluidity. The titanium metallocene compound with the limited geometric configuration is synthesized from different amido groups, the optimization of the whole synthesis route is completed, the problem of monosubstitution in silicon bridging reaction is solved, and the whole process has high yield. The raw materials are easy to obtain and low in cost, and technological production is easy to realize.

The utility model discloses an improved pearl wool slitting device which comprises a machine frame, an unwinding mechanism, a slitting mechanism and a winding mechanism, the unwinding mechanism, the slitting mechanism and the winding mechanism are sequentially arranged on the machine frame at intervals, the slitting mechanism comprises a cutter connecting shaft, a plurality of slitting cutter assemblies and a gear rack type oscillating cylinder, and the slitting cutter assemblies are detachably arranged on the cutter connecting shaft at intervals. Each slitting knife assembly is composed of a cutting knife and a cutting knife connecting seat, one end of each cutting knife connecting seat is rotatably and adjustably installed on the cutting knife connecting shaft, and the other end of each cutting knife connecting seat is fixedly provided with the cutting knife; one end of the cutter connecting shaft is fixed on the rack through a mounted bearing, and the other end of the cutter connecting shaft is connected with a rotating assembly of the gear rack type oscillating cylinder. The cutter does not rotate during working, so that the potential risk of slitting is reduced. Not only can the mounting distance of the cutter be adjusted, but also the fixed angle of the cutter connecting seat on the cutter connecting seat can be adjusted. And the cutter connecting seat is driven to rotate by the gear rack type oscillating cylinder, so that the shutdown processing efficiency of the equipment can be improved, and the replacement of the pearl wool is convenient.

The utility model provides a novel life buoy lamp, which relates to the technical field of life buoys, and comprises a barrel body, a lamp holder, a bulb, a lampshade, a mounting groove, a magnet, a buoyancy cavity, a pull ring, an iron sheet, a power supply part, a control cabin, a battery cabin, a battery, a switch and a terminal, the wiring end located at the inner top is electrically connected with the lamp holder below, the power supply part is provided with two connecting ends which are electrically connected, the two connecting ends are arranged in the control bin and are arranged on one sides of the two wiring ends respectively, and the control bin is internally filled with liquid water silver. After the commonly-used bulb is damaged, the position of the buoyancy cavity on the cylinder body is adjusted, so that the standby bulb is exposed out of the water surface and emits light, the device can still effectively play a role in indicating the position, the rescue probability is increased, and the risk hidden danger is reduced.

The utility model provides an automobile instrument desk atmosphere lamp installation structure which comprises an instrument desk body (1), a cover plate (2) and a lamp strip (3), the cover plate is buckled with the instrument desk body, and the lamp strip surrounds a slit of the buckled edge of the instrument desk body and the cover plate. A light-transmitting gap (4) used for transmitting light emitted by the lamp strip is formed in the buckling edge of the instrument desk body and the cover plate. The lamp strip is fixed at the edge slit between the instrument desk body and the cover plate, light emitted by the lamp strip can penetrate through the light-transmitting gap to decorate the interior of an automobile, meanwhile, the lamp strip can play a role in illumination, the risk hidden danger of operation at night is reduced, and the service life of the instrument desk is prolonged. The surface, used for receiving the light emitted by the lamp strip, of the instrument desk body is limited to be the diffuse reflection surface, so that the light emitted by the lamp strip is soft.

The utility model discloses a driving safety device for a coke tank car track, which comprises double tracks and a coke tank car arranged on the double tracks in a sliding manner, and further comprises a blocking hook, a blocking cable and a support, and the blocking hook is fixedly mounted in the middle of the bottom of one end of the coke tank car; a through hole is formed in each single rail of the two rails, an arresting cable is arranged between the two rails, and the two ends of the arresting cable penetrate through the two through holes respectively and are fixed through a steel wire rope buckle after being bent into a circle; supports are symmetrically fixed between the two rails, each support is arranged on one side of the single rail close to the two rails, and the arresting cable between the two rails is movably arranged on the top of the supports and is flush with the arresting hook in height. The device has the advantages that the arresting cable is movably placed on the track on which the coke tank car advances, so that when the coke tank car slides, the arresting cable can effectively arrest the coke tank car, collision accidents caused by car sliding are avoided, and the risk hidden danger is reduced.

The present invention provides a method for aligning and positioning a multi-section concrete precast pile connection, and adopts a control device for aligning and positioning a multi-section concrete precast pile connection, which comprises: a long lever arm, a short lever arm, an inner thread sleeve, an upper alignment sleeve, a lower alignment sleeve and a pin, wherein one side of the long lever arm is connected with the inner thread sleeve, and the short lever arm is connected to the long lever arm through the inner thread sleeve, and is used to drive the precast pile to move; the upper alignment sleeve is connected to the side of the end of the precast pile of the upper section, and the lower alignment sleeve is connected to the side of the end of the precast pile of the lower section; the pin cooperates with the upper alignment sleeve and the lower alignment sleeve, and is used to fix the position of the precast pile of the upper section and the precast pile of the lower section. The beneficial effects of the present invention are simple operation, convenient use, and obvious use effect, and the efficiency of pile connection alignment is improved; it is easy to process, saves materials, is easy to carry with the pile driver, and can be repeatedly recycled; it is suitable for concrete precast piles of various pile diameters.

The invention discloses a tin industry whole industry chain safety and environmental protection management and control platform which comprises a target responsibility management module, a basic data management module, an employee management module, an occupational health management module, a risk and hidden danger management and control module, a field management module and an environmental protection operation management module. The target responsibility management module provides a consulting and summarizing function of basic information of personnel and institutions, so that a management layer can comprehensively master the situation of each unit; a basic data database is established in the basic data management module to realize centralized storage, consulting and exporting of data; an employee safety and environmental protection training management and control process is established in the employee plastic training management module; and an occupational health management module establishes an occupational disease prevention and treatment management business flow, and formulates issuing standards, approval and receiving processes of labor insurance supplies. By integrating a plurality of functional modules, safe and environment-friendly comprehensive management and control of the whole industrial chain of the tin industry from mining, smelting to deep processing and other links are realized, and the management efficiency is improved.

The invention discloses a vehicle safe driving control method and system and a vehicle, and relates to the technical field of safe driving. The method comprises the steps that after the vehicle is powered on, alcohol detection is conducted on a driver, the alcohol content of the driver is obtained, and when the alcohol content of the driver is smaller than a first alcohol content threshold value, the driver is started; the driver obtains the starting authority of a power source of the vehicle; after the vehicle is started, the alcohol concentration in a cab is monitored in real time, and the running speed of the vehicle is controlled based on the alcohol concentration in the cab. The method can be used for a new energy architecture and a fuel oil architecture, the driving speed of the vehicle is controlled based on the alcohol concentration in the cab, and the hidden danger of drunk driving can be reduced.

The present invention relates to the field of data processing, and in particular to a data encryption and decryption method, system, computer device and storage medium. The method comprises: when receiving a ciphertext, calling an encryption and decryption module through a browser control; decrypting the ciphertext through the encryption and decryption module; when sending data to be encrypted, calling the encryption and decryption module, encrypting the data to be encrypted, obtaining the encrypted data and sending it to the corresponding page front end or server end. This allows the client to use the same encryption and decryption program as the front end, ensuring smooth and stable encryption and decryption communication and reducing errors.

This disclosure provides a ventilation system, control method, device, and related equipment for hydrogen-powered locomotives, relating to the field of hydrogen-powered locomotive technology. The ventilation system includes: a ventilation device for ventilating the hydrogen storage compartment of the hydrogen-powered locomotive; a time-delay switch circuit connected between a first power supply circuit of the hydrogen-powered locomotive and a second power supply circuit of the ventilation device, used to switch from an open state to a closed state when the first power supply circuit is on, and then switch back to an open state after a preset duration, wherein the second power supply circuit is on when the time-delay switch circuit is on; and a control device connected to the second power supply circuit, used to control the second power supply circuit to be on or off after the time-delay switch circuit switches from a closed state to an open state. This disclosure, through the proposed ventilation system, reduces the risks and hazards caused by hydrogen leakage in hydrogen-powered locomotives, providing a reliable guarantee for the safe operation of hydrogen-powered locomotives.

The utility model provides a gravity self-resetting mechanical switch structure and cooking electric appliance, including spacing strip, spacing strip installs on door subassembly and removes together with door subassembly, sets up the clamping groove on spacing strip, rotates the arm, rotates the arm setting on the body cooperation with door subassembly, and rotates the arm and spacing strip rotation cooperation, and the at least partial of rotating arm can selectively be connected in the clamping groove inside. Need first manual pressing rotating arm, open door subassembly again manually, can realize the door opening operation to effectively prevent the young child to open the door of cooking electric appliance through simple push -and -pull operation, avoids its because contact after heating food and electric appliance inside and scalds, and adopts the gravity effect under rotating arm's automatic reset, compares with the mode of relying on reset spring or electric drive in prior art, the structure is relatively simple, also is not affected by electromagnetic influence or spring fatigue influence, reduces production and maintenance cost, promotes consumer's use safety feeling and purchase willingness to cooking electric appliance.

The present application relates to the field of engineering construction management and information technology, in particular to an integrated multi-system engineering supervision full life cycle digital management and control platform, which collects supervision behavior, files, images and environmental equipment data and transmits; uniformly identifies, space-time aligns, semantically normalizes and correlation models the data to generate a project database; constructs a request influence domain and calculates a dynamic risk value when aggregating and displaying or penetrating and linking; generates a permission intersection strategy according to the risk value and implements dynamic regulation; finally graphically displays the processed data in the cockpit management center, realizes real-time monitoring, command and supervision of quality, progress, cost and safety, the present application generates a permission intersection based on a request influence domain and a dynamic risk value and links to regulate, avoids permission penetration and cache leakage caused by cockpit aggregation; adaptively shrinks the data range, display granularity and operation entrance according to the risk, balances efficiency and safety; archives and audits the permission trimming, regulation action and disposal track.

The utility model discloses a ladle lining repairing mechanism, which relates to the technical field of mineral resource smelting equipment maintenance, and comprises a stroke bracket, a stroke rod, a first lead screw, a lifting motor, a lifting plate, a rotating motor, a rotating plate, a claying plate, a sludge outlet spray pipe, a sludge supply pipeline, a sludge pump and a sludge storage tank, a stroke rod is fixed to the inner side of the stroke support. The lifting plate moves up and down along the travel rod; a first lead screw is rotationally arranged on the inner side of the stroke support. The first sliding block is arranged on the first lead screw in a penetrating mode. A driving shaft of the lifting motor is connected with the top end of the first lead screw; a sludge outlet spray pipe is vertically inserted into the other end of the rotating plate; a claying plate is fixed on one side of the clay outlet hole; a sludge inlet of the sludge outlet spray pipe is communicated with the sludge storage tank through a sludge supply pipeline, and a sludge pump is arranged on the sludge supply pipeline; through the mechanism, the interior of the ladle can be automatically smeared, the mode that manual in-ladle smearing is carried out is replaced, the maintenance efficiency is improved, and potential safety hazards are avoided.