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43results about "Mechanical transmission signalling systems" patented technology

Driver state monitoring method and system based on multi-sensor fusion

InactiveCN111179552AAccurately determine the state of fatigue drivingImprove accuracyCharacter and pattern recognitionAlarmsNerve networkDriver/operator
The invention discloses a driver state monitoring method based on multi-sensor fusion. The method comprises the steps: carrying out zooming of an obtained image at different scales, generating an image pyramid, and carrying out the positioning of a human face and five sense organs; as for the human face and the five sense organs obtained through positioning, extracting eye and mouth area featuresthrough a convolutional neural network, performing statistics on the eye closing duration within a certain period of time, if the eye closing duration exceeds a threshold value, judging that the driver is in a first fatigue state, performing statistics on the mouth opening duration within a certain period of time, if the mouth opening duration exceeds the threshold value, judging that the driver is in a second fatigue state; collecting heart rate information of the driver, calculating a heart rate variance D through a continuous time queue, and when D is less than a threshold value T, judgingjudged that the driver is in a third fatigue state; and setting the weights of the three fatigue states, superposing the three fatigue states, judging the fatigue level, and reminding in a voice broadcast and/or seat vibration mode. The face recognition result and the heart rate monitoring result are dynamically fused, the fatigue driving state can be accurately judged and the precision is higher.
Owner:SUZHOU TSINGTECH MICROVISION ELECTRONICS TECH

Rapid assembly type protection device based on building construction

The invention provides a rapid assembly type protection device based on building construction, belongs to the technical field of building construction, and aims at solving the problems that when an existing protection shed is assembled, connection needs to be conducted through a large number of bolts, so that time and labor are wasted when the protection shed is assembled, disassembly is troublesome, and the practicability of the protection shed is reduced. The rapid assembly type protection device comprises eight supporting columns, and each supporting column is connected to a concrete base through four fastening clamp nuts; when the protection shed is assembled, reinforcements are clamped between the two front and rear adjacent supporting columns, then limiting mechanisms slide into theupper sliding rails and the lower sliding rails, so that the limiting mechanisms are effectively limited, then a protective top plate is clamped into the upper ends of the supporting columns, the assembly operation of the protective shed is completed, and the large number of bolts are not needed for connection in the whole assembling process, so that time and labor are saved when the protection shed is assembled, and then the practicability of the protective shed is improved.
Owner:周扬秀

Safety reminding device for machining workshop

The invention relates to a safety reminding device, and particularly relates to a safety reminding device for a machining workshop. The technical problem to be solved by the invention is to provide a safety reminding device for a machining workshop with novel structure and good reminding effect. In order to solve the technical problem, the invention provides such a safety reminding device for a machining workshop, comprising a bottom plate, a supporting rod I, a supporting rod II, a side rail I, a slide block I, a supporting rod III, a warning board, a slide rail II, a slide block II, a spring, a connecting rod, a guide sleeve, a support, a fixed pulley, a stay wire, a top plate, a motor, a rotating shaft, a cylindrical cam, a fixture block, a fixed plate, an arc connecting rod, a rubber hammer and a gong, wherein the supporting rod I, the supporting rod II and the support are arranged at the top of the bottom plate in sequence from left to right; the top plate and the fixed pulley are separately arranged at the top and the bottom of the left side of the support; and the gong, the fixed plate and the motor are arranged at the bottom of the top plate in sequence from left to right. The safety reminding device achieves the effects of simple structure, convenience in operation and good reminding effect.
Owner:黑龙江省诚美盛世知识产权运营有限公司

Machining workshop safety reminding device

InactiveCN112037447ALong-term stable and reliable workWork reliablyVisible signalling systemsAlarmsGear wheelElectric machinery
The invention discloses a machining workshop safety reminding device which comprises a moving mechanism, a safety mechanism and a reminding mechanism; the safety mechanism is movably installed on theinner side of the front face of the moving mechanism; the top end of the right side of the safety mechanism is movably connected with the reminding mechanism; the safety mechanism is composed of a driving motor, a rotating shaft, a supporting base, a supporting rod, a warning signal lamp, a warning sound amplifying device, a warning signal lamp cover, a rotating belt, a supporting column, a safetywarning board, a sliding block and a rolling gear. According to the machining workshop safety reminding device, through rotation of a rotating belt rotationally connected to the bottom end of the front face of a rotating shaft and rolling gears arranged on the periphery of the outer side of the rotating shaft, the rotating belt is driven to convey, and the safety warning board is fixedly connected to the top end of the front face of the supporting column so that the safety warning board can be displayed comprehensively; and the occurrence of safety accidents caused by untimely evacuation dueto the fact that workers are not easy to observe at a remote position is avoided, so that the advantages of simple structure, convenience in operation and good reminding effect are achieved.
Owner:德清博发智能科技有限公司

Temporary fence with climbing alarm function based on campus security and protection

The invention relates to the technical field of temporary fences, in particular to a temporary fence with a climbing alarm function based on campus security and protection. The temporary fence comprises a temporary fence body, a small generator and a small bulb, a photoacoustic alarm mechanism is arranged in the temporary fence body, the photoacoustic alarm mechanism comprises a movable groove, the ends, away from a transmission groove, of second springs are fixedly connected with striking pieces correspondingly, an assembling moving mechanism is arranged in the temporary fence body, the assembling moving mechanism comprises a splicing mechanism, and the assembling moving mechanism comprises a moving self-locking mechanism. According to the temporary fence, a user is prevented from wastinga lot of time to find the climbing position, the time for the user to find the climbing person is shortened, the efficiency for the user to find the climbing person is improved, high practicability is achieved, the user can conveniently and quickly move and assemble the temporary fence body, the situation that the user takes a lot of time to move and assemble the temporary fence main body is avoided, and the working efficiency of the user is improved.
Owner:深圳市米花创达科技有限公司

Responder used for entertainment interaction

The invention relates to a quick answering device, in particular to a quick answering device for entertainment interaction. The technical problem to be solved by the present invention is to provide an answering device for entertainment interaction. In order to solve the above-mentioned technical problems, the present invention provides such a quick answer device for entertainment interaction, which includes a base, a left slide rail, a lifting device, a right slide rail, a left slide block, a right slide block, a box, etc.; There are left slide rail, lifting device and right slide rail in sequence from right to left, left slide rail is slidably connected to left slide rail, right slide rail is slidably connected to right slide rail, and the left slide rail and right slide rail are connected There is a box body, the bottom of the box body is connected with the top of the lifting device, a bell device is arranged on the upper part of the rear wall of the box body, and a partition plate is arranged between the left and right walls of the box body. The present invention achieves the effect of accurately and intuitively judging the person who has the qualification to answer the question. When the contestant pulls the pull ring, the device will quickly make a sound and scatter white powder.
Owner:鄂星峄

Fire alarm device for automobile

The invention discloses a fire alarm device for an automobile. The fire alarm device structurally comprises mounting holes, an alarm device body, a controller, a mounting base, sound amplifying holesand heat dissipation holes, wherein the bottom surface of the alarm device body is mechanically connected with the top surface of the mounting base; the controller is fixed at the central position ofthe front surface of the alarm device body; the mounting holes integrated with the alarm device body are uniformly formed in the top surface of the alarm device body; the mounting holes are distributed in rows and columns; gaps of the horizontal mounting holes are equal. According to the fire alarm device for the automobile, by arrangement of a main power transmission mechanism, a sound triggeringmechanism can move regularly, so that the sound production effect of a sound production plate is effectively enhanced, and the sound production quality of the sound production plate is improved, andpeople can hear an alarm sound clearly; meanwhile, a red lamp warning mechanism moves regularly along with the sound triggering mechanism to effectively make a warning with light, so that the alarmingeffect is enhanced, and fire extinguishing is facilitated; the safety of a vehicle is improved.
Owner:莆田市荔城区任西贸易有限公司

Civil engineering anti-seismic mechanism

A civil engineering anti-seismic mechanism comprises a protection box, a rotatable first handle is installed on the lower side of the front end of the protection box, sealing doors are installed on the left side and the right side of the inner wall of the front end of the protection box correspondingly, and a plurality of baffles are installed on the inner wall of the upper end of the protection box; when the first handle rotates, a structure that the sealing door overturns towards the outer side of the front end at the same time, the baffle overturns towards the right end at the same time, and sliding gathering is achieved can be formed. A balance weight ball capable of swinging left and right is installed on the inner wall of the middle of the protection box, an elastic ball is installed at the upper end of the balance weight ball, an alarm bell capable of moving up and down is installed at the upper end of the elastic ball, and when the swing rod swings, a structure that the elastic ball swings up and down to impact the alarm bell in a reciprocating mode can be formed. When the alarm bell moves upwards, a structure that the baffle plates are turned leftwards synchronously and unfolded in a sliding mode can be formed. Through swinging of the counterweight ball, the device can give out alarm sound in time so as to warn residents to be far away from the electric appliance box.
Owner:HENAN POLYTECHNIC UNIV

Management control platform for power dispatching data network

The invention relates to the technical field of centralized control platforms, in particular to a management control platform for a power dispatching data network. The management control platform comprises an operation table, a controller, an inner hexagon and a data processing module arranged on the inner side of the operation table, wherein a heat dissipation mechanism is arranged on the inner side of the operation table and comprises an air outlet cylinder and an air inlet cylinder; and the inner side of the air inlet cylinder is provided with a heat dissipation fan. According to the invention, in order to guarantee long-acting and stable work of the data processing module, the interior of the operation table can be effectively cooled through the heat dissipation mechanism; air enters from the air inlet cylinder under the action of the heat dissipation fan, and when the air passes through a filter screen on the inner side of the air inlet cylinder, the filter screen can filter air entering the inner side of the operation table, so the effect of preventing dust from entering the operation table is achieved; when the heat dissipation fan rotates reversely, the air inlet cylinder serves as an air outlet, and a brush arranged at the front end of a rotating ring continuously cleans the front surface of the filter screen, so dust can be brought out by circulating air.
Owner:江苏三口井信息科技有限公司

Corrosion-resistant airborne electronic equipment

The invention relates to the technical field of avionics equipment, and discloses a corrosion-resistant airborne electronic device, which comprises a device shell and a mounting seat, wherein a bottomplate is fixedly mounted at the bottom of the device shell, an airborne electronic module is fixedly mounted at the bottom of the inner cavity of the bottom plate, a timer is fixedly mounted on one side of the top of the airborne electronic module, and a sound amplifier located on the outer side of the timer is fixedly mounted on one side of the top of the airborne electronic module. According tothe invention, the sound amplifier can be used for increasing and speeding up the vibration amplitude of the sound equipment vibrating diaphragm so as to increase the upward moving distance of the touch rod and make the touch rod touch the motor starting switch to start the rotating motor, the rotating plate and the moving seat can be driven through the operation of the rotating motor so as to drive the rotating shaft on the first swing plate to swing along the joint of the rotating shaft and the equipment shell, so that the second swing plate on the rotating shaft is driven to swing, and a worker can conveniently observe whether the equipment goes wrong.
Owner:中国人民解放军海军航空大学青岛校区
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