113results about How to "Cause safety accident" patented technology

The invention discloses a blade carrier replacing device of a combined flying shear, comprising a cart (3) which runs on a ground track (1), a trolley track (4) is arranged at the chassis of the cart,a trolley A (5) which is used for assembling and disassembling and adjusting a crank blade carrier and a trolley B (6) which is used for assembling and disassembling and adjusting a rotary blade carrier are arranged on the trolley track (4), a hanging bracket which is used for lifting a connecting rod which is separated from the crank blade carrier is arranged at the chassis of the cart. The blade carrier in the flying shear can be disassembled easily and can be replaced by a needed blade carrier easily without coordination of an overhead travelling crane, the operation time of replacing theblade carrier is reduced, the labor intensity is reduced. The reassembling and adjustment of location and shear blade side gap can be carried out to the disassembled blade carrier outside a rolling line, the time of adjusting equipment in a production line is saved, and the production efficiency is increased, thereby being beneficial to the safety production.

The invention relates to a making device for soil samples/rock samples with different moisture contents. The inside of the main case is a closed space, a bracket is disposed at the middle part in the main case, a weight detector is installed on the bracket, the weight detector is provided with a tray for weighing, the tray divides the space in the main case into an upper soil sample/rock sample placement space and a lower humidification space. The humidification space of the main case is internally equipped with a water tank, the water tank is internally provided with a heating unit, the main case is provided with a case door convenient put in and take out the soil sample/rock sample at the position where the soil sample/rock sample placement space is located, and the inside of the main case is equipped with an air pressure detector, a temperature detector and a humidity detector at the top of the soil sample/rock sample placement space. With the making device provided by the invention, the moisture states of the obtained soil samples/rock samples can be more uniform, the physical and mechanical properties of the soil samples/rock samples are stable and easy to control, also the operation process is simple, and the preparation efficiency is high.

The invention discloses a portable medical first-aid breathing machine, including a breathing mask connector, a power-off alarm lamp, a control panel, an oxygen tank, a main body, an external trachea,and an air oxygen mixer. The left side of the main body is provided with the breathing mask connector. An oxygen tank pressure alarm lamp is arranged below the power-off alarm lamp. A power supply isarranged on the lower part in the main body, and the air oxygen mixer is arranged above the power supply. A humidifier is arranged above the air oxygen mixer, and the left side of the humidifier is provided with the external trachea. The surface of the external trachea is provided with a breather valve. Through arranging the power-off alarm lamp, when battery is low in the power supply or outagefault occurs, a controller in the power supply transmits a signal to the control panel. The control panel controls the power-off alarm lamp to alarm, and an operation indicating lamp is powered off. Thus, the breathing machine is prevented from power-off in use, and unnecessary safety accidents are prevented.

The invention relates to a method for using an intelligent insulating tool cabinet. The method comprises the following steps: when an insulating tool is required for being taken out for use, insulating tool fetch information is required for being sent to a controller of the intelligent insulating tool cabinet at least five minutes in advance; the controller detects the temperature of air outdoors and the temperature and relative humidity of air in the cabinet; and when the absolute value of the difference between the temperature of the air outdoors and the temperature of the air in the cabinet is larger than 3 DEG C, a heater or a refrigerator in the cabinet is controlled to work so as to enable the temperature of the air outdoors and the temperature of the air in the cabinet to tend towards consistency, and when the temperature of the air outdoors and the temperature of the air in the cabinet are consistent, the situation that the insulating tool in the cabinet is appropriate for being taken out is prompted, so that the use safety of the insulating tool is effectively guaranteed.

The invention discloses an air treatment module and an air conditioning indoor unit with the air treatment module. The air treatment module comprises a purifying air duct outlet frame, a water tank drawer, a water tank and a safe locking piece, wherein an air hole, a movable groove and a matching groove are formed in the purifying air duct outlet frame, and the matching groove communicates with the movable groove; the water tank drawer is arranged on the purifying air duct outlet frame in a drawing mode, and a trough and a matching column which extends into the movable groove are arranged on the water tank drawer; a water tank is arranged on the water tank drawer so as to supply water to the trough; the safe locking piece comprises a handle part and an extension part; the extension part ismovably arranged in the matching groove; and the handle part is connected with the extension part, a part of the handle part protrudes from the purifying air duct outlet frame, the extension part isdriven to move between a locking position and a receding position when the handle part is triggered, the extension part extends into the movable groove in the locking position and is matched with thematching column so as to limit the moving displacement of the matching column, and the extension part retracts into the matching groove in the avoidance position. Thus, the safety performance of the air treatment module can be improved.

The invention discloses a steel structure supporting frame. The steel structure supporting frame comprises a base, wherein fixed seats are fixedly connected on both sides of the top of the base, and rotating seats are fixedly connected with the tops of the two fixed seats. Supporting columns are both rotatably connected with the tops of the two rotating seats, a screw rod is rotatably connected between opposite sides of the fixed seat, and moving blocks are connected with both sides of the surface of the screw rod in screwed mode. The invention relates to the technical field of supporting frames. The steel structure supporting frame can conveniently assemble and disassemble supporting plates, and at the same time can put down and fold the two supporting columns, thereby shortening the assembling and disassembling time during use, the supporting frame can be quickly and convenient to assemble, the use is simple and convenient, the space occupied when the device is stowed is reduced, transportation is convenient, the supporting columns are convenient to erect or put down, at the same time, the supporting columns can be supported to avoid safety accidents caused by the falling of thesupporting columns, the stability in the use process is improved, and the safety in the use process is greatly improved.

The invention discloses an intelligent management method for a numerical control machine tool. The intelligent management method for the numerical control machine tool comprises the steps: obtaining target operation authority verification information of an operator, and carrying out the verification of the target operation authority verification information and verification information stored in adatabase in advance; obtaining a target production processing batch number, a scanned target processing machine tool number, a target tool number and a target cutter number inputted by the operator and comparing the target production processing batch number, the scanned target processing machine tool number, the scanned target tool number and the scanned target cutter number with production equipment processing number corresponding to the production processing batch number pre-stored in a database; acquiring accumulated machining time of the production equipment, and judging whether the estimated life machining time minus the accumulated machining time is greater than target machining time or not; if yes, the machining starting time is recorded, and timing statistics is conducted; obtaining timing statistical time and target processing time for verification; and if not, outputting production equipment maintenance and replacement information to the terminal. Intelligent management is realized, misoperation of personnel and machines is prevented and safety is improved.

The invention discloses an exhausting, noise eliminating and cooling device and an on-board micro gas turbine generator unit, and relates to the technical field of gas turbine power generating equipment. The exhausting, noise eliminating and cooling device comprises a shell, a first micro hole layer, a first noise absorption layer and a plurality of partitioning noise absorption plates. An inner cavity of the first micro hole layer is divided into a plurality of cavity bodies by the partitioning noise absorption plates. The partitioning noise absorption plates located at the smoke input end retract toward the exhausting, noise eliminating and cooling device by a first distance. The smoke input end of the exhausting, noise eliminating and cooling device is connected with a smoke outlet of agas turbine. The smoke outlet stretches into an inner hole of the smoke input end by a second distance. An annular hole channel is formed between the outer surface of the smoke outlet and the inner surface of the smoke input end. The technical problems in the prior art that the temperature of the smoke exhausted by the on-board micro gas turbine generator unit is excessively high and exhausting noise is loud, and therefore thermal infrared characteristics are obvious and stealth function is poor in military are solved.

The invention relates to an application method of an intelligent insulating tool cabinet. The method includes: when an insulating tool needs to be taken out for use, the taking information of the insulating tool needs to be transmitted to the controller of the intelligent insulating tool cabinet at least 5 minutes in advance; the controller detects outdoor air temperature and air temperature and relative air humidity in the cabinet; a heater or a cooler in the cabinet is controlled to work when the temperature difference between the outdoor air temperature and the air temperature in the cabinet is larger than 3 DEG C so as to allow the outdoor temperature and the air temperature in the cabinet to be consistent, a user can be prompted that the insulating tool is suitable for being taken out when the outdoor temperature is consistent with the air temperature in the cabinet, and use safety of the insulating tool is guaranteed effectively.

The invention relates to automatic gate removing equipment. The equipment comprises a base (1), guide rails (10), a cylinder A (3), a plurality of blades (7) and an upper die (4), wherein a cylinder seat (9) is fixedly arranged at the tops of the guide rails (10), and the cylinder A (3) is arranged on the cylinder seat (9); a knife rest (6) and the upper die (4) are arranged on the guide rails (10) in a sliding manner; the plurality of blades (7) are arranged on one side of the knife rest (6); a spindle of the cylinder A (3) penetrates through the cylinder seat (9) and is connected with the knife rest (6); a lower die (5), switches (8) and a cylinder B (11) are arranged on the base (1); a push block (12) is arranged on the cylinder B (11); and a control box (2) is connected with the cylinder A (3), the switches (8) and the cylinder B (11) respectively. The automatic gate removing equipment has the advantages of being safe and reliable, being simple to operate, and having a high gate removing efficiency and a good cutting appearance effect.

The invention discloses a mechanical arm for handcart goods loading and unloading. The mechanical arm comprising a cart body, a mechanical arm component mounted on the cart body, a clamping componentmounted on the end of the robot arm component and a safety component that assists the clamping component to maintain a stable grip. According to the mechanical arm for handcart goods loading and unloading, goods is lifted, loaded or unloaded through the mechanical arm which can be flexibly turned and lifted together with a clamping clip, thereby liberating labor and realizing goods transportationin a narrow space. The cart comprises a side wall that can be turned over to reduce the lift range of the mechanical arm, so that the loading and unloading efficiency is raised, and some relatively heavy goods can be loaded or unloaded through a dragging mode without completely lifting the goods completely off the original position, thereby further ensuring the safety and avoiding safety accidentsdue to excessive loads on the clamping clip.

The invention discloses a VSP optical cable well descending device, an oil-gas exploration system and a descending method, and belongs to the technical field of oil-gas exploration. An oil and gas exploration system comprises an optical fiber geophone, a vibroseis and a VSP optical cable descending device. The VSP optical cable descending device comprises a well casing filled with water, an optical cable, a long-strip flexible traction object and an air pipe, the optical cable is suspended in the well pipe; one end of the long-strip-shaped flexible traction object is connected with the bottomend of the optical cable, and the other end of the long-strip-shaped flexible traction object makes contact with the bottom wall of the well casing. The air pipe is arranged on the outer side wall ofthe optical cable along the extending direction of the optical cable; the air inlet end of the air pipe communicates with the air pump; a plurality of air bags are arranged on the side wall of the airpipe at intervals and communicated with the air pipe. According to the invention, the problem of excessive deformation of the optical cable can be avoided, and the quality of seismic signals detectedby a distributed optical fiber seismic wave sensing system (DAS) can be improved.

The invention discloses a boiler two-stage economizer overhauling platform. The platform comprises an upper platform body for placing a two-stage economizer. The upper platform body is provided with a first mounting base. The portions, located on the left side and the right side of the first mounting base, of the upper platform body are provided with a first upper overhauling platform body and a second upper overhauling platform body. The first upper overhauling platform body and the second upper overhauling platform body transversely stride a boiler chimney. The lower platform body is arranged below the upper platform body. A first escalator is arranged between the lower platform body and the first upper overhauling platform body. A middle platform body is arranged between the lower platform body and the upper platform body. A second escalator is arranged between the lower platform body and the middle platform body. A third escalator is arranged between the middle platform body and the second upper overhauling platform body. A fourth escalator is arranged between the lower platform body and the ground. By means of the boiler two-stage economizer overhauling platform, personal can maintain or repair or operate an overhead boiler two-stage economizer conveniently, safer and more reliable device operation and maintenance are achieved, and labor efficiency is improved.

The invention discloses a novel nitrogen and phosphorus removal sulfur-based composite material and a preparation method thereof. The nitrogen and phosphorus removal sulfur-based composite material isobtained by mixing and processing a sulfur-rich solution, calcined dolomite, gypsum powder and siderite powder, and is mainly formed by compounding natural minerals such as elemental sulfur and divalent iron ore; a synergistic interaction mechanism of elemental sulfur and iron ore composite driven denitrification nitrogen removal is illuminated from the mechanism, the divalent iron ore can serveas an electron donor while providing alkalinity, and the problem that a traditional sulfur autotrophic denitrification filter tank is low in nitrogen removal load is solved; ferrous ions dissolved outof the iron minerals can form insoluble ferrous sulfide with sulfide, so that the risk that sulfide in effluent exceeds the standard is effectively reduced; after substances such as iron ore are added, the ignition point of the composite material is remarkably increased, the combustion speed is obviously reduced, and the safety of the composite filter material in the transportation and storage process is effectively improved.

The invention discloses an arc-shaped cutting machine for paving marble slabs on roads. The arc-shaped cutting machine comprises a base, a workbench, a power transmission mechanism, a stand column, acutting mechanism and a rotary supporting frame. The stand column is fixed to one end of the base, and the workbench is fixed at the other end of the base; one end of the rotary supporting frame is sleeved with the stand column through a shaft sleeve, the power transmission mechanism is fixed to the other end of the rotary supporting frame, the cutting mechanism is fixed to the bottom of the powertransmission mechanism, the power transmission mechanism comprises a power box and a transmission box, and a motor is mounted in the power box; a cam, a connecting rod, a guide sleeve and a U-shapedsleeve are arranged in the transmission box; the cutting mechanism comprises a knife rest, a cutter and a locking ring; the threaded end of the knife rest is connected into a center threaded hole at the bottom of the U-shaped sleeve through threads, and a cutter clamping groove is formed at the other end of the knife rest; the cutter is arranged in the cutter clamping groove; and the locking ringis sleeved with the cutter clamping groove and fixedly connected to one end of the knife rest. The arc-shaped cutting machine can stably conduct arc cutting on stones, meanwhile, the stones with different thicknesses can be cut, time and labor are saved, and the using requirement is met.

The invention discloses a height adjusting device of an agricultural rotary cultivator. The height adjusting device comprises a machine body, a fixed frame, a rotary cultivator shell and a transmission box. The back side of the machine body is fixedly connected with the front side of the fixed frame, the bottom of the back side of the fixed frame is fixedly connected with the front end of the rotary cultivator shell, the top of the rotary cultivator shell is fixedly connected with the transmission box, and a transmission shaft is transversely arranged in the rotary cultivator shell. By arranging the machine body, the fixed frame, the rotary cultivator shell, the transmission box, the transmission shaft, bearing pedestals, fixed blocks, a bearing bush, a transmission column, a toothed plate, an arc gear, a shaft pin, an air cylinder, a movable frame, a T-shaped groove, a T-shaped sliding block and a connecting column to be used in cooperation, the height adjusting device solves the problem that when an existing agricultural rotary cultivator carries out ground work, the height of the rotary cultivator cannot be adjusted, the agricultural rotary cultivator has the advantage of beingadjustable in height, the work efficiency of the agricultural rotary cultivator is enhanced, and meanwhile the practicality of the agricultural rotary cultivator is improved.

Provided is an intelligent grounding wire capable of being remotely monitored. The grounding wire comprises an intelligent wiring clip and a pure copper grounding clip which are connected with each other through a plastic-covered copper wire. The intelligent wiring clip comprises a lifting hook rod, an overturning press block and an electric push rod. A microswitch is arranged on the hook bottom of a lifting hook. A spring sheet of the microswitch protrudes from the hook bottom. A power supply and a state detection and emission device are arranged on the rod body of the lifting hook rod. The state detection and emission device is connected with the microswitch through a signal transmission line, and is connected with a backstage server through a mobile network. A monitoring client is installed on the backstage server which is connected with a mobile phone terminal equipped with a monitoring APP through the mobile network. The state detection and emission device sends detected data and states of the grounding wire to the mobile phone terminal through the backstage server. Thus, operators and ground managers can quickly and precisely acquire clamping states of high voltage wires, safety accidents caused by manual misoperation are greatly avoided and safe working conditions are provided for operators.

The invention relates to a compacting device, in particular to a compacting device for repairing small places on roads. The technical problem to be solved by the present invention is to provide a compacting device for repairing small places on roads which can be quickly flattened and works stably. In order to solve the above-mentioned technical problems, the present invention provides such a compaction equipment for repairing small roads, which includes a mounting frame, wheels, clamping and pushing devices, flattening devices, etc.; There is a first through hole in the center of the bottom of the mounting frame. A clamping and pushing device is provided on the upper left side of the mounting frame. There is a third through hole. The invention uses the flattening device to continuously move up and down to quickly flatten the filler, speed up the work efficiency, and improve the practicability of the equipment. Through the clamping block, the rubber balls of the equipment can be effectively prevented from being shaken out under vibration.

The invention discloses a building construction bearing frame with a protective structure. The building construction bearing frame comprises an installation base, supporting frames, a ceiling and supporting cross beams, wherein the supporting frames are fixedly connected to the four corners of the upper surface of the installation base, the supporting cross beams are fixedly installed in the middles of the supporting frames, the ceiling is fixedly connected to the top ends of the supporting frames, traction mechanisms are fixedly installed at the two ends of the lower surface of the ceiling, abearing platform is fixedly connected to the bottoms of the traction mechanisms, and connecting sleeve pieces are fixedly connected to the ends, away from the bearing platform, of fixing shafts. According to the building construction bearing frame, through the arrangement of the bearing platform, when the traction mechanisms drag the bearing platform, the bearing platform rotates with the fixingshafts as the circle center, during rotation, linkage plates provide a limiting effect for arc-shaped bearing plates, and after the bearing platform rotates to a certain angle, the arc-shaped bearingplates can form inclined steps, so that it is effectively made convenient for workers to move on the bearing frame longitudinally for construction in the construction process, and meanwhile, the workers can conveniently get onto or off from the bearing frame.

The invention relates to a miniature electronic scale capable of reflecting dust accumulation amount. The miniature electronic scale comprises a tray, a weighing sensor, screw support columns, a wiring terminal, a PCB, an HX711 chip analysis module and an aluminium alloy housing. The HX711 chip analysis module converts collected differential analog signals of the weighing sensor into digital signals, and the amount of dusts accumulated on the tray can be obtained through a series of calculating and processing by an MCU. The electronic scale is small in size, wide in measurement range, high in resolution, and capable of effectively measuring the amount of dusts accumulated in a terminal box in a manner that the part reflects the whole; and when the accumulated dusts exceed standard, an alarm is given, so that the dusts can be cleaned the first time, and safety hidden trouble existing in the terminal box due to accumulation of too many dusts is reduced.