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197results about How to "Does not affect vision" patented technology

Transparent broadband metamaterial absorber

The invention discloses a transparent broadband metamaterial absorber which comprises multiple periodically arranged unit structures. Each of the unit structures comprises an upper layer transparent resonant structure at the center of the unit structure, a middle layer transparent substrate, and a lower layer transparent reflection layer. The upper layer transparent resonant structure is above the middle transparent substrate, and the lower layer transparent reflection layer is under the middle layer transparent substrate. The upper layer transparent resonant structure is a symmetric figure which comprises a ring and a ring with a branch at the periphery of the ring. Both the upper layer transparent resonant structure and the lower layer transparent reflection layer are transparent conductive materials. According to the transparent broadband metamaterial absorber, the reflection rate of incident electromagnetic wave can be effectively attenuated in an X band, the transparent broadband metamaterial absorber is convenient to manufacture, the technology is mature, the light transmittance performance of the overall structure is excellent and a light transmittance rate is larger than or equal to 80% in a visible light range, and the transparent broadband metamaterial absorber has a good prospect in application.
Owner:JIANGSU SAIBO DEFENSE TECH CO LTD

Liquid crystal light adjusting film with temperature control and electric control functions and preparation method thereof

The invention discloses a liquid crystal light adjusting film with temperature control and electric control functions. The liquid crystal light adjusting film is characterized by comprising a macromolecular network framework and liquid crystal molecules, wherein the macromolecular network framework is composed of a polymer dispersed liquid crystal network structure and a polymer stable liquid crystal network structure; the macromolecular network framework comprises a macromolecular matrix containing mesh holes; macromolecular networks, which are vertically arrayed, are arranged in the mesh holes; the liquid crystal molecules are dispersed into the macromolecular network framework; and the liquid crystal molecules have conversion from a smectic phase to a cholesteric phase. The liquid crystal light adjusting film with the temperature control and electric control functions is a brand-new multi-response intelligent thin film and has a wide application prospect in the fields of building energy saving and the like.
Owner:PEKING UNIV

Intelligent LED (light-emitting diode) video synchronizing impulse stroboscopic supplemental lighting device

The invention discloses an intelligent LED (light-emitting diode) video synchronizing impulse stroboscopic supplemental lighting device. The device is composed of an electronic circuit and a shell, wherein the electronic circuit has the following structure: a 220V alternating current is connected with a 24V switching power supply and a synchronization generator, the 24V switching power supply is connected with an LED lamp matrix and a +12V power supply circuit, the +12V power supply circuit is connected with a +5V power supply circuit, a light ray detection circuit is connected with a signal processing circuit, a signal input circuit is connected with the signal processing circuit, the signal processing circuit is connected with a signal output circuit, and the signal output circuit is connected with the LED lamp matrix through an actuator. With the adoption of the device provided by the invention, the phenomena of dazzling, uneven exposure and streaking can be effectively avoided, the synchronous exposure with a frame of a camera and frequency multiplication output of light can be realized, and the problem that the color of the red light in an image shot by a monitoring camera changes from red to yellow during the red light signal of traffic lights is solved.
Owner:SHANDONG HAIRIFENG ELECTRONICS TECH

Lane deviation early warning and driving recording system and method

The embodiment of the invention discloses a lane deviation early warning and driving recording system and a lane deviation early warning and driving recording method. In the system, a near infrared light source is matched with an optical filter to illuminate a lane; because the near infrared is non-visible light, near infrared can be used at night, does not influence the visual field of vehicles and pedestrians on the road surface and can illuminate the lane; lane image information is acquired by an image sensor; lane line information is acquired by an image processing device according to preset lane characteristic parameters; and the current vehicle position information is compared with the lane line information obtained through calculation to judge whether a driving vehicle is deviated from the lane, and an alarm is given when the vehicle is deviated from the lane. The system and the method overcome the defect that a condition that the vehicle is deviated from the correct driving lane cannot be prevented when a driver is fatigue or has blurred vision under insufficient light, particularly at night in the prior art, fulfill the aim of recording the driving state in all weather, can reproduce the process of an accident according to stored image information and is favorable for judging the cause of the accident.
Owner:SHANGHAI KOSTAL HUAYANG AUTOMOTIVE ELECTRIC

Self-adaptive ship-intercepting method

The invention discloses a self-adaptive ship-intercepting method. The method has the following advantages that: the method overcomes the problem that because buoys and intercepting cables can be pressed into water by ships in the past, the anti-collision intercepting facilities can fail; moreover, because buoys and intercepting nets normally horizontally float on the water surface and the lengths of the buoys and the intercepting nets do not have affection on the stability of the whole system, the lengths of both the buoys and the intercepting nets are not limited, thereby the intercepting effect is ensured, and moreover, when the intercepting system used in the method normally horizontally floats on the water surface, sight on the sea surface cannot be affected; in addition, the intercepting system used in the method has the advantages of low construction cost, high economical efficiency, long service life and convenient replacement and maintenance; and moreover, the method can be flexibly transported to different places for use, and can change the arrangement position of the intercepting system.
Owner:NINGBO UNIV

Head mounted electronic equipment

InactiveCN105607263ADoes not affect visionComfortable visual environmentOptical elementsDisplay deviceComputer science
The invention discloses head mounted electronic equipment. The head mounted electronic equipment includes a spectacle frame, eyeglasses, two cameras, a control lever with a processing system, two displays at the back side of the eyeglasses, and two lenses, wherein the two lenses are arranged between the two displays and two eyes; the processing system controls the two cameras to shoot the physical scene at the front of the current eyeglasses and process the shot content into real-time video flows and adding a system icons into the video flows; the video flows with the system icon can be respectively displayed through the two displays; and after amplification of the lenses, the physical scene at the front of the eyeglasses can be converted into a virtual 3D image with the system icon. Through the above structure, the head mounted electronic equipment can realize the function for virtual reality and augmented reality, and also has all the functions of a current mobile phone, and can satisfy the requirements for daily life of people.
Owner:SHENZHEN STR TECHNO

Multifunctional safety helmet

The invention provides a multifunctional safety helmet. The multifunctional safety helmet comprises a helmet shell and a fastening band, wherein a helmet lining sweat absorption band is arranged on the inner surface of a helmet brim of the helmet shell; a polycrystalline silicon solar cell panel is stuck on each of the two sides of the top of the helmet shell; a front side of the helmet shell is connected with an energy storage small fan through a retractable pipe; the polycrystalline silicon solar cell panels are connected with the energy storage small fan through a cell box; the cell box is provided with a bidirectional charging USB (Universal Serial Bus) connector; an LED (Light Emitting Diode) headlamp, a near electric acousto-optic emitter and a mini-type camera are mounted at the front part of the helmet shell; an organic glass protection cover is connected with the bottom of the front end of the helmet shell; the organic glass protection cover is integrally provided with a self-suction filtering type particular-matter-proof breathing sticking film; a bracket is arranged on the side face of the helmet shell; and a Bluetooth earphone is mounted on the bracket. The safety helmet integrates a plurality of functions; the safety helmet has a small size, is convenient to operate and is convenient to carry when being worn; the safety helmet can be detached and worn freely according to the requirements of workplaces; any part is detachable and optimization of a working environment is realized; and bodies can be protected and guarantees are provided for construction tasks.
Owner:XIAJIN POWER SUPPLY CO STATE GRID SHANDONG ELECTRIC POWER CO

Circulation water curtain smoke prevention system used in high-rise building fire

The invention relates to a high-rise building fire smoke prevention system, in particular to a circulation water curtain smoke prevention system used in a high-rise building fire. The circulation water curtain smoke prevention system comprises an impounding reservoir, a sinking pump, a circulating water tank, a pressure meter, a filter device, a flow control valve, a water curtain water tank, a flow stabilization device, a flow distribution device, a flow equalizing device, a flow guide device, a structural steel support, a smoke mist detector, a temperature detector, a continuous water curtain, a fire protection controller, a grating, a lower-layer floor, an upper-layer floor, a door pocket, a pollution removal device, a water replenishing device, a water replenishing valve and a blowdown apparatus. The circulating water tank is arranged on the left side of the impounding reservoir, the sinking pump is installed in the circulating water tank, a water pipe connected with the sinking pump enters the water curtain water tank through the pressure meter, the filter device and the flow control valve, and the flow guide device is arranged at the position of an outlet of the water curtain water tank; the water pipe is connected with the flow distribution device, and the flow distribution device is connected with the flow equalizing device; and the fire protection controller controls the flow control valve, the sinking pump, the water replenishing valve of the water replenishing device and a blowdown valve of the blowdown device.
Owner:NANJING UNIV OF TECH

Bee-proof conjoined clothes

The invention discloses an integral clothes preventing bee, comprising head cover, jacket, glove, trousers and foot tubular, the top of head cover is equipped with a plastic cap which can be adjusted by closing and used for support in skullcap shape, the cap comprises a plastic hat band with diameter adjustable and two plastic bands, the front of head cover is head-on nose, mouth and eyes, and equipped with steel or plastic cover supporting stand which is equipped with nylon mesh mask, whose density is 40-60 order, the integral body of mask supporting stand is rectangle with front being arc and weld by steel line or roll formed with rigid plastic through mould. The invention prevents person from stinging, and air can flow through person and outside, the weight of cloth is light, cost is low, and the size, color and matched pocket can be decided according to demand.
Owner:ZHEJIANG UNIV

Tip contact type parallel electrode welding head

The invention discloses a tip contact type parallel electrode welding head for directly welding enameled wires in the field of resistance welding. The tip contact type parallel electrode welding head comprises a parallel mosaic electrode welding head body provided with two mosaic electrodes. The parallel mosaic electrode welding head body is provided with a body portion, an electrode tip portion and a mosaic transition portion, the body portion is a mosaic portion of the mosaic electrodes, the electrode tip portion is a portion of a parallel electrode welding head tip formed by electrode extension processing of the mosaic electrodes, and the mosaic transition portion is a portion that the mosaic electrodes are mosaicked to a mosaic and extend to the electrode tip portion. The tip contact type parallel electrode welding head has the advantages that since the two electrodes of the mosaic transition portion are thickened obviously, space between the two electrodes are enlarged obviously, tip contact angle is increased obviously, and distance is lengthened obviously, electrode tip contact force can be increased remarkably, stability and impact resistance of the welding head tip are improved, and service life of the welding head is prolonged effectively.
Owner:GUANGZHOU MICRO WELDING EQUIP

Disposable head and face protective cover

The invention provides a disposable head and face protection cover, which pertains to a medical device. The protection cover is composed of a cap 1, a cingulum 2, an eyepatch 3, a mask 4, an air inflation face mask, a breathable protective film 10 and a rear end protection cover 11, etc. The cingulum 2 is used for supporting and fixing the whole protection cover. The eyepatch 3 is plastic with high grade of transparency, which is connected with the cingulum 2 in a foldable way and with the cap 1, the mask 4, the air inflation face mask, the breathable protective film 10 and the rear end protection cover 11 by a single layer plastic. The mask 4 is a single layer continuation of a mask gasbag 5. The air inflation face mask consists of an aeration pore 6, an aeration channel 8 and the mask gasbag 5, wherein, the aeration channel 8 is used for supporting and fixing the mask gasbag 5 and ventilating, etc. The mask gasbag 5 is arranged at cheeks and is identical with nose and face in anatomy above the mask gasbag. The lower part to the part under the lower jaw of the protection cover does not impact breath or speaking. The rear end protection cover 11 and the breathable protective film 10 are used for protecting parts at the rear of the face and below the face.
Owner:王家松

Certificate making and detecting method based on wavelet analysis

The invention relates to a certificate manufacture and detecting method based on wavelet analysis. It includes the following steps: taking wavelet analysis to the original photo output into computer to decompose to plural images; adding encrypted digital watermark into one or several images; compounding the image by wavelet method to generate certificate photo containing digital watermark, making certificate on computer by using the photo. The detecting process includes the following steps: reading certificate information in the photo by using reading device and displaying on computer screen, taking wavelet analysis to the photo to gain several resolution graph, distilling the digital watermark to take statistics and comparing, displaying the result on computer and distinguishing whether it is faked. The invention has simple technology, and could rapidly and accurately identify.
Owner:侯遵泽

Automobile rearview mirror capable of being automatically cleaned

The invention discloses an automobile rearview mirror capable of being automatically cleaned, which includes a housing, wherein a mirror surface cavity is formed in the shell; a mirror surface is arranged in the mirror surface cavity; a spherical cavity is communicated with the interior of the rear end wall of the mirror surface cavity; a spherical bracket is arranged in the spherical cavity; thefront end of the spherical bracket is fixedly arranged on the rear end wall of the mirror surface; three clean water outlets are formed in the upper end wall of the mirror surface cavity in the horizontal direction; and a drying device is arranged on the lower end wall of the mirror surface cavity. Accumulated water on the mirror surface is removed by using the scraping plate, meanwhile, automobile cleaning water cleaning and hot air drying are matched to repeatedly clean mirror surfaces. Most of the equipment is arranged at the back of the mirror surface, shielding of the rearview mirror is reduced as much as possible, which guarantees that the view field is not affected in the view field and cleaning process. The equipment and a windshield wiper system work at the same time in rainy days, special operation is not needed, operation steps are reduced, and driving safety is guaranteed.
Owner:LISHUI LIANDU MINGBAO AUTOMATION TECH CO LTD

Intelligent glasses and intelligent retrieval method

The invention relates to the field of electronic equipment, and discloses a pair of intelligent glasses and an intelligent retrieval method. The intelligent glasses comprise image capture equipment and a controller, wherein the controller comprises a memory and a processor; a computer program is stored in the memory; and the program is executed by the processor to realize the following steps of: controlling the image capture equipment to capture an image in real time, when a preset sign is detected in the captured image, obtaining a recognition area in the captured image according to the preset sign, recognizing and retrieving contents in the recognition area, and displaying related information of the retrieved contents on lenses of the intelligent glasses. The intelligent glasses and theintelligent retrieval method provided by the invention have the advantages that the reading of users is not interrupted during the retrieval, the users do not need to manually input to-be-retrieved texts and the reading experience of the users is enhanced.
Owner:上海徕尼智能科技有限公司

Automobile rearview mirror windscreen wiper capable of being stored

The invention relates to an automobile part, in particular to an automobile rearview mirror windscreen wiper capable of being stored. The automobile rearview mirror windscreen wiper comprises a rearview mirror, a windscreen wiper body, a rocker rod and a swing shaft, and further comprises a telescopic air cylinder and a controller. The swing rod penetrates through a through hole in the swing shaft and is connected with a piston rod of the telescopic air cylinder. The windscreen wiper body is composed of a left movable rod and a right movable rod which are symmetrically arranged. The left movable rod and the right movable rod are hinged in the middle of the windscreen wiper body, and the windscreen wiper body is connected with a folding motor. The controller is connected with the telescopic air cylinder and the folding motor. The automobile rearview mirror windscreen wiper will not affect the view field of a driver and can guarantee driving safety.
Owner:重庆旭乾通机械制造有限公司

Mobile terminal input control method and device and mobile terminal

The invention provides a mobile terminal input control method and device and a mobile terminal. The method comprises the following steps that the mobile terminal provides a first-level virtual keyboard in an application interface, wherein the first-level virtual keyboard comprises a plurality of triggering items, each triggering corresponds to a second-level virtual keyboard; the mobile terminal receives input from a user for the first-level virtual keyboard and provides the corresponding second-level virtual keyboard in the application interface according to the triggering item corresponding to the input, so that corresponding control is carried out according to the input from the user for the first-level virtual keyboard and the second-level virtual keyboard. The problem that the virtual keyboards are frequently turned on or off when the user carries out searching operation is avoided, the user can operate at any time conveniently, occupied space of the virtual keyboards are small, the view field of the user cannot be influenced, and good experience effect is provided for the user.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD

Bee-proof conjoined clothes

The invention discloses an integral clothes preventing bee, comprising head cover, jacket, glove, trousers and foot tubular, the top of head cover is equipped with a plastic cap which can be adjusted by closing and used for support in skullcap shape, the cap comprises a plastic hat band with diameter adjustable and two plastic bands, the front of head cover is head-on nose, mouth and eyes, and equipped with steel or plastic cover supporting stand which is equipped with nylon mesh mask, whose density is 40-60 order, the integral body of mask supporting stand is rectangle with front being arc and weld by steel line or roll formed with rigid plastic through mould. The invention prevents person from stinging, and air can flow through person and outside, the weight of cloth is light, cost is low, and the size, color and matched pocket can be decided according to demand.
Owner:ZHEJIANG UNIV

Front wiring case with front panel capable of overturning up and down

The invention discloses a front wiring case with a front panel capable of overturning up and down. The front wiring case comprises a case body, an overturning device which is connected with the case body and is used for fixing the front panel, and an automatic locking device which is connected with the overturning device, is fixedly arranged on the case body and is used for positioning the front panel; the overturning device comprises an overturning support, fixing pieces and a connecting rod assembly, and one side of the overturning support is rotatably connected with the case body; the front panel is fixed by the overturning support, and the fixing pieces are fixedly arranged at both sides of the case body and are used for fixing the overturning support; the connecting rod assembly is connected between the overturning support and the fixing pieces. The front wiring case provided by the invention has the advantages of space saving, convenience in installation and manufacturing, and the operator vision cannot be affected; when the overturning support overturns up to 111 degrees, a dowel is automatically ejected from a retaining cap cylinder to a limiting hole in a connecting rod to realize the automatic locking, and the dowel can be unlocked by lightly pulling out a dowel handle to the opposite direction of the dowel.
Owner:NANJING GUODIAN NANZI POWER GRID AUTOMATION CO LTD

Indoor solar secondary ventilation and heating system

The invention provides an indoor solar assisted ventilating and heating device, which relates to a building energy saving device which uses the solar energy to promote indoor ventilation and heating. The device consists of a sunshine well, an assisting ventilating fan and an outer window or the outer window and a minisize ventilating fan. The device has a simple structure and low cost and integrated with a building into a whole, and can satisfy the requirements on indoor assisting ventilation, heating and heat insulation in the daytime or at night in summer, in the daytime or at night in winter and in the transitional season by using the solar energy, thereby effectively using natural resource and reducing the building energy consumption. The device can be widely applicable to different regions such as the south where is warm in winter and hot in summer and the north where is cool in summer and cold in winter, and can be widely used as the indoor assisting ventilating and heating system of the buildings such as residential buildings, commercial buildings, commercial residential comprehensive buildings, office buildings and working and teaching comprehensive buildings and the like.
Owner:CHONGQING UNIV

Preparing method of optical substrate hidden pattern

The invention discloses a preparing method of optical substrate hidden patterns, pertaining to the field of fabrication technique of setting patterns on the optical lens. The method includes: cleaning the substrate, sticking the formwork required to hollow out on the substrate, and then fixing the substrate on the jig, and then placing in a fine vacuum machine whose vacuum degree is pumped to at least 5*10 [-5] Torr; using ion beam to bombard the substrate surface of the hollow part (the bombardment time is approximately 3-15 minutes), so that the substrate surface of the hollow part becomes thinner, the refractivity of thinning part is lower than that of other parts, thereby forming hidden patterns on the substrate. The hollow part of the substrate has low refractive index, and relatively thinner thickness, so that it is not easily be seen by the naked eye, and when it encounters steam, the pattern part will appear mist and then shows the patterns.
Owner:厦门美澜光电科技有限公司

Automobile data recorder installing shell, automobile data recorder and installing method of automobile data recorder

The invention discloses a universal automobile data recorder installing shell, an automobile data recorder and an installing structure and method of the automobile data recorder. The automobile data recorder installing shell comprises an automobile data recorder base and an automobile data recorder cover. The automobile data recorder base comprises a connecting part and an installing part which are located in different faces. The automobile data recorder base is provided with a through hole avoiding an inner rearview mirror support. The installing part is provided with a limiting groove and a positioning hole which are used for connecting the automobile data recorder cover. The automobile data recorder cover is detachably connected with the installing part. Firm installation of the automobile data recorder is guaranteed, meanwhile, the large inner rearview mirror support arrangement space can be reserved in the automobile data recorder, the automobile data recorder adapts to multiple types of inner rearview mirrors, and the automobile data recorder can be universal for the front assembling and rear assembling market at the same time without influencing the original inner rearview mirror assembling manner; and in addition, the installed automobile data recorder and the inner rearview mirror are integrated, the appearance is attractive, and the driver view is not influenced.
Owner:DONGFENG MOTOR CORP HUBEI

Anti-licking neck sheath for pets

The invention discloses an anti-licking neck sheath for pets. The anti-licking neck sheath comprises a collar in a shape of a circular ring, wherein the periphery of the collar is connected with a protection ring; the collar and the protection ring are respectively provided with openings; at least one opening is connected with a hasp; and the collar is prepared from a soft outer layer cladding soft packings, and the protection ring is made of a stiff fiber material, and has wrinkles. The anti-licking neck sheath disclosed by the invention is light and soft in texture, convenient in use and high in wearing comfort for the pets, and can effectively prevent the pet from an infection caused by a step of licking a wound or an affected part by a tongue.
Owner:WUXI JUSTPET

Intelligent dimming driving display device and method

The invention discloses an intelligent dimming driving display device, and belongs to the technical field of HUDs. The intelligent dimming driving display device comprises dimming films, an automaticcontrol module, a projector, a radar and a sensor. A visual sensitive area and a peripheral view area are symmetrical with respect to the longitudinal center line of a front windshield. The dimming films are pasted to the visual sensitive area and the peripheral view area. The radar and the sensor are mounted on the outer side of a vehicle body. The projector is mounted on a center console. The dimming films, the projector, the radar, the sensor and the automatic control module are electrically connected. According to an intelligent dimming driving display method, the situation that detectioninformation is in an abnormal state is judged by adopting the automatic control module of the intelligent dimming driving device, the automatic control module cuts off a power supply of the dimming films, the dimming films presents the atomization state, and meanwhile, the automatic control module controls the projector to project warning information onto the dimming films. The intelligent dimmingdriving display device has the advantages that reflection of a front windshield mirror face is effectively reduced, and the display effect is improved.
Owner:SOUTH CHINA UNIV OF TECH

Automobile windshield anti-dazzle device not influencing vision of driver and method of automobile windshield anti-dazzle device

The invention discloses an automobile windshield anti-dazzle device not influencing the vision of a driver. The automobile windshield anti-dazzle device not influencing the vision of the driver includes a light intensity detection part, an information processing part and an execution part; the light intensity detection part includes an ambient light intensity detection sensor and a strong light detection sensor, under the condition that a strong light spot and the ambient light in an automobile are detected, the information processing part converts an optical signal into an electrical signal and outputs an instruction to the execution part, so the light transmission of the corresponding position on a windshield is decreased and a region is dimmed, and the light intensity captured by eyes of the driver is weakened. According to the automobile windshield anti-dazzle device, the structure is simple, the occupied space is not large, and the vision and driving comfort of the driver are notaffected; from the perspective of self-protection of the driver, aiming at vision conditions of the driver and environment in the automobile, the light intensity is adjusted; and a variable-color windshield is adopted, by decreasing the light transmission of the corresponding position, dazzle produced by the driver when the driver drives at night is well avoided, and the automobile windshield anti-dazzle device is suitable for all types of vehicles and has high promotion.
Owner:SHENYANG LIGONG UNIV

Automatic anti-dazzle device

The invention discloses an automatic anti-dazzle device. The automatic anti-dazzle device comprises a fixed bracket, a light filter plate and a control circuit. The fixed bracket is fixed to a vehicle frame. The light filter plate is arranged on the fixed bracket and comprises a main body, a light changing piece, light guide pipes and a photosensitive part. The light guide pipes are arranged on the main body. The optical axes of the light guide pipes are arranged on propagation paths of light rays radiating into eyes of an observer. The photosensitive part is used for receiving the light rays penetrating through the light guide pipes and converting the light rays into an electrical signal. The light guide pipes are provided with a light absorbing layer. The electrical signal is input into the control circuit and used for driving the control circuit. The control circuit is connected with the light changing piece and used for adjusting the transmission of the light rays into the eyes of the observer when the light rays pass the light changing piece. According to the automatic anti-dazzle device, the light guide pipes are adopted to detect the dazzle direction and determine the position of dazzle irradiating on the main body, and a blocking part on the main body is rapidly determined; the structure is simple; operation is convenient; the situation that the eyes are dazzled due to strong light is prevented; and the view of a driver is not affected, so that the comfort of vehicle driving and the safety of driving are greatly improved.
Owner:孙崧卿

Lamp bracket with light source moving function

The invention provides a lamp bracket with a light source moving function. The lamp bracket comprises a main bracket body and a lampholder used for installation of a light source. A movable assembling structure is arranged between the lampholder and the main bracket body. The lampholder is installed on the main bracket body through the movable assembling structure and can move on the main bracket body through the movable assembling structure. The movable assembling structure comprises slide rails located on the side wall of the main bracket body and a pulley located on the side wall of the lampholder. The pulley is arranged on the slide rails so that the lampholder can move along the slide rails through the pulley. The slide rails are located on the bottom side of the main bracket body. A limit edge is arranged on the top side of the main bracket body and extends downwards to limit the pulley in the axial direction. The lamp bracket is formed by improving an existing fixed lamp, the structure of the fixed lamp is improved, part of the fixed lamp is changed into a movable bracket, the backlight problem of space illumination is solved, the indoor light source is convenient to move, and the position fixing performance is better; and illumination is concentrated, the vision is not prone to being affected, and the lamp bracket with the light source moving function is suitable for being used by a user with the demand of frequent moving of light sources.
Owner:SHANGHAI DIANJI UNIV

Full-isolation type protection device

The invention relates to the technical field of medical instruments, in particular to a full-isolation type protective device which comprises a protective hood. The protective hood comprises a protective sleeve and a face mask made of transparent materials, and the protective hood is provided with goggles, positioning sponge, an air inlet, an exhaust fan and a protective hood. The exhaust fan is arranged at the lower forehead of the mask of a wearer, so that the configuration, such as pipelines, filtering, etc., can be reduced, the power utilization rate of a motor can be increased, the continuous working time of a power supply is prolonged, the noise is reduced, and the exhaled air and the heat generated by the head of the wearer can be exhausted in time through the exhaust fan. Under theaction of negative pressure generated by the exhaust fan, the fresh air is continuously sucked into the protective hood, so that the visual sense is not influenced due to the fogging of the goggles,and the air in the protective hood is kept fresh.
Owner:周茂茂
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