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38results about How to "Far away" patented technology

LED lamp processing device

The invention discloses an LED lamp processing device. The device comprises a base, a crystal expanding mechanism and a glue dispensing mechanism; the crystal expanding mechanism comprises a placementplatform, a crystal expanding part, an annular cutting part and a film pressing part, the glue dispensing mechanism comprises a glue gun frame, a glue gun and a feeding device, a fixed ring is arranged on the lower surface of the film pressing part, a first channel matched with the crystal expanding part is arranged on the annular cutting part, a second channel allowing the crystal expanding partto pass through is arranged on the film pressing part, a third channel the same with the crystal expanding part in size and shape is arranged on the placement platform, a glue dispensing head is detachably connected to the glue gun, a telescopic assembly is arranged in the glue dispensing head, and the glue gun is externally connected with a liquid inlet assembly. Through the liquid inlet assembly, glue in the glue gun can be kept at the proper concentration all the time, and the problem that due to solidification of glue in the glue gun, blockage is caused is solved.
Owner:HANGZHOU XIAOCHENG IND DESIGN CO LTD

Energy-saving body-building electric vehicle

The invention discloses an energy saving body-building electric vehicle which aims at solving the problems of energy waste and single application, and the like, in the prior art. The electric vehicle comprises a vehicle body, a front wheel, a rear wheel, a motor and a storage battery arranged on the vehicle body; the lower part of the vehicle body is provided with a pedal and a transmission device connecting the pedal and the rear wheel; the vehicle body is provided with an inverter and a filter; the inverter and the filter are respectively connected with the storage battery and a generator by wire; the motor is arranged at the front wheel; the generator is arranged at the rear wheel; the generator consists of a stator and a rotor; the rear wheel drives the rotor of the generator to rotate. The electric vehicle provided with the structure can be used as a bicycle or a body-building bicycle for body exercises; the treading of the pedal drives the rear wheel by the transmission device and also drives the rotor of the generator to rotate to produce alternative current; the storage battery is charged by the inverter and the filter; when the storage battery supplies power to the electric vehicle, the rear wheel drives the generator to rotate and can produce little alternative current as well, thus avoiding the energy waste and ensuring the traveling distance of the electric vehicle to be longer.
Owner:钱迈

Roof lime grinding device for buildings

The invention relates to a roof lime grinding device, in particular to a roof lime grinding device for buildings. Therefore, the technical problem is that the roof lime grinding device for buildings,capable of automatically grinding a roof lime layer, automatically spraying water mist to the air and automatically lighting up a roof, is not provided. The technical scheme is that the roof lime grinding device for buildings comprises a bottom plate, wheels, a mounting rack, first bearing blocks, a lead screw, a nut, a first mounting seat, a first motor, a sliding rail, a slider, a connecting rod, a lifting rod and the like; the wheels are separately and symmetrically arranged front and back at the left side and the right side of the bottom part of the bottom plate; the top part of the bottomplate is provided with the mounting rack; the left side of the mounting rack is provided with the upper and lower two first bearing blocks; and the lead screw is connected between the first bearing blocks at the upper side and the lower side. According to the roof lime grinding device disclosed by the invention, by installing a second motor and a grinding wheel, the second motor rotates clockwisewithout stop, and thus, the grinding wheel can be driven to grind the lime layer of the roof without stop.
Owner:詹凤程

High-power LED (light emitting diode) spotlight and production process thereof

The invention discloses a high-power LED (light emitting diode) spotlight and a production process. The high-power LED spotlight has the advantages of simple structure, reasonable structural design and beautiful appearance. The high-power LED spotlight comprises an outer shell, wherein a group of bilaterally symmetrical opening holes are arranged on the outer shell, the interior of the outer shell is provided with a heat dissipation module, the heat dissipation module comprises a heat pipe and a plurality of cooling fins, a bottom plate is arranged below the heat dissipation module, a light source is pasted on the bottom plate, a lens is arranged below the bottom plate, a power supply shell is arranged above the outer shell, and a bottom cover is arranged below the outer shell. The LED spot light has a good heat dissipation effect and is convenient to install and maintain, the production process can be conveniently realized, the heat dissipation mode adopts an active convection mode instead of the previous natural convection mode, the temperature of a lamp body cannot rise high after the spotlight illuminates for a long time, the light attenuation ratio can be smaller, the service life of the spotlight can be prolonged, the lighting effect can be improved, the irradiating light is far and the use cost is low.
Owner:东莞市永兴电子科技有限公司

Plate cylinder for a printing press, comprising a clamping device

The invention relates to a plate cylinder (07) having a channel (13), in which a clamping device (21; 61) is located, the clamping device having a radially outer clamping element (22; 62) with a fixed position relative to a base element (37; 71) of the clamping device, and having at least one contact element (23; 63) which is located radially further inwards than the radially outer clamping element. According to the invention the clamping device has an actuating element (24; 64), by means of which the at least one contact element can be moved at least partially in relation to the radially outer clamping element at least in and / or counter to a clamping direction and the clamping device has at least two contact elements. The actuating element is located between the at least two contact elements in the circumferential direction in relation to the plate cylinder and a contraction of the at least two contact elements in relation to at least the clamping direction can be brought about by the activation of the actuating element at least by an extension of said actuating element in a direction running perpendicularly to an axial direction (A) with regard to the plate cylinder and perpendicularly to the clamping direction (B;C).
Owner:KOENIG & BAUER AG

Diamond solution gate field effect transistor system

The invention discloses a diamond solution gate field effect transistor system and a detection method. The system comprises a diamond solution gate field effect transistor and a reference electrode which are independently arranged each other and placed into seawater at intervals, the diamond solution gate field effect transistor and the reference electrode form a capacitor, the outer end of the reference electrode is connected with a voltage signal source, and the diamond solution gate field effect transistor is connected with a voltage reader. The system is used for detection and communication by the aid of electric signals, propagation speed is high, interference of objects in water to the system is less, long-distance propagation can be implemented, so that limit of detection and communication distance is reduced, long-distance detection and communication can be achieved, detection sensitivity is improved by a transmission mode of the electric signals, millivolt-scale change can bedetected, and delaying time of the system is shortened and within a few microseconds.
Owner:XI AN JIAOTONG UNIV

Moving device for tunnel construction illumination

The invention discloses a moving device for tunnel construction illumination. The moving device for the tunnel construction illumination comprises a handle, two connecting lifting rods, a lampshade cover, lamp beads, a current line, a rotating lifting rod, an electric receiving box, a dust falling and water sprinkling device, a connecting guard plate and a storage battery box. The handle is inlaidat the connecting position of the two connecting lifting rods. The bottom portions of the connecting lifting rods are welded to the left and right ends of the dust falling and water sprinkling device. The rotating lifting rod is connected to the upper portion of the dust falling and water sprinkling device in a threaded mode. The lampshade cover is welded to the upper portion the rotating liftingrod in an electric mode and perpendicular to each other. More than two lamp beads are evenly distributed with equal distance in the lampshade cover. According to the moving device for the tunnel construction illumination, through the dust falling and water sprinkling device, when the dust is raised when the dust falling and water sprinkling device moves, water is sprinkled by means of rotating pressure to start the dust falling and water sprinkling device, the dust mixture is covered, so that the dust mixture is prevented from rising on the ground; and the dust in the light shooting area is removed, the light can illuminate farther, the tunnel is more bright, and the construction accuracy is high.
Owner:郑逸凡

Self-suction balance type rotational-molding raw material processing device

ActiveCN106079148ARealize fully automatic flow operationIncrease productivityCombination devicesBaghouseEngineering
The invention provides a self-suction balance type rotational-molding raw material processing device. The self-suction balance type rotational-molding raw material processing device is characterized in that the self-suction balance type rotational-molding raw material processing device comprises a water cooling tank (4), an airflow drying machine (5), a trough (6), a first cyclone separator (7), a first draught fan (8), a bag-type dust collector (9), a first rotary discharging device (10), a vibrating feeding device (11), a second cyclone separator (13), a second draught fan (14) and a second rotary discharging device (15); an inlet of the first cyclone separator (7) communicates with the interior of the trough (6); the first rotary discharging device (10) is arranged at a bottom outlet of the first cyclone separator (7), and an outlet of the first rotary discharging device (10) is connected with an inlet of the vibrating feeding device (11); an outlet of the vibrating feeding device (11) is connected with an inlet of a plastic mill (3); an outlet of the plastic mill (3) is connected with an inlet of the second cyclone separator (13); and the second rotary discharging device (15) is arranged at a bottom outlet of the second cyclone separator (13).
Owner:安徽爱迪滚塑科技股份有限公司

LED flashlight utilizing physical means to transform range

InactiveCN109140276AChange the purpose of far and near light irradiationRotation does not affectWith electric batteriesElectric lighting with batteriesFlashlightIrradiation
The invention discloses an LED flashlight utilizing physical means to transform the range. The LED flashlight comprises a shell. The LED flashlight has the innovation point that a physical structure is utilized to light up LED lamp beads with different focuses, and thus the purpose of changing upper and lower beam irradiation of the flashlight is achieved; the flashlight is provided with an adjusting disc, the three LED lamp beads with the different focuses are arranged on the adjusting disc, the center of the adjusting disc is connected with one of wiring pins of each LED lamp bead through arotating shaft, the other ends of the wiring pins communicate with a lithium battery through wires, the other wiring pins of the LED lamp beads communicate with contact blocks arranged inside groovesin the edge of the adjusting disc, and the different grooves are controlled to make contact with contact strips by rotating the adjusting disc; due to the fact that the contact strips are connected with the other pole of the lithium battery, when the contact blocks and the contact strips make contact, the LED lamp beads corresponding to the contact blocks are lighted up, and the adjusting disc communicates with one of electric poles of the lithium battery through cooperation of the rotating shaft and a bearing; and the LED flashlight is more reasonable and compact and is used by an operator more advantageously.
Owner:安徽鹏展电子科技有限公司

Automobile driven by various natural energy sources

The invention discloses an automobile driven by various natural energy sources. According to the automobile, electric energy generated by a solar battery, electric energy generated by a wind-driven generator, electric energy generated by a suspension type generator, inertial energy generated by a manpower power generator, inertia energy generated in the automobile running process, potential energygenerated when the automobile goes down a slope and regenerative energy generated by braking can be used for charging a storage battery through the electricity generated by a power generation mechanism. Therefore, the automobile driven by various natural energy sources does not need to be charged, whether the automobile is in a running state or a stopping state, the facilities enable the storagebattery to be sufficient in electricity, and due to the fact that the facilities can be complementary, the automobile is not limited by areas and weather conditions. The travel of the automobile is not limited while the storage battery does not need to be additionally supplemented with the electricity, the service life of the storage battery is longer, and therefore the effects that the travel ofthe automobile becomes longer and the storage battery does not need to be charged are realized.
Owner:王廷森

Double-layer manhole cover capable of performing rapid response according to urban flood water quantity

The invention relates to a double-layer manhole cover, in particular to a double-layer manhole cover capable of performing rapid response according to urban flood water quantity. Therefore, the technical problem of the invention is to provide a double-layer manhole cover capable of performing rapid response according to urban flood water quantity and capable of opening a manhole cover in time andreducing economic loss. The technical scheme is that the double-layer manhole cover capable of performing rapid response according to urban flood water quantity comprises a fixed manhole cover, baffleblocks, a first sliding rail, a first sliding block, a pallet, a bracket, a first supporting rod, connecting rods, a filter screen ring, a telescopic manhole cover, a water pressure monitoring device, etc..The right portion of the fixed manhole cover is provided with a pipe opening. An electric push rod drives a moving block to move upwardly so as to move the telescopic manhole cover out of the pipe opening, so that the flood can be discharged and conveyed. The electric push rod can be controlled by a switch to drive the moving block to move upwardly, the flood can be conveyed in time, and therefore the huge economic losses caused by the flood that is not discharged in time can be prevented.
Owner:重庆杰友电气材料有限公司

Blurred image blind restoration method based on non-local window gradient

The invention relates to a blurred image blind restoration method based on a non-local window gradient and belongs to the field of image processing. The method comprises the following steps that NLWGof a blurred image is smaller than the NLWG of a clear image, and the NLWG is suitable for all image blocks in the image; whether the image is a clear image or a blurred image, the pixel values of allthe pixel points can be normalized to be between [0, 1], and non-local window gradient prior is defined; a blurred image blind restoration model is defined based on non-local window gradient prior; optimal solution is carried out on the proposed model; and a final clear restored image is acquired by adopting a non-blind restoration method. A more accurate blurring kernel can be estimated, so thata higher-quality clear image can be restored.
Owner:CHONGQING UNIV OF POSTS & TELECOMM

Bluetooth earphone integrated with lighting device

The invention discloses a bluetooth earphone integrated with a lighting device, comprising an earphone body (1) and an internal circuit. The upper end of the back part of the earphone body (1) is provided with a loudspeaker (2), and the lower end of the back part of the earphone body (1) is provided with a microphone (3). One side of the earphone body (1) is provided with a hanger (4), and the other side of the earphone body (1) is provided with a lighting device (5) and a charging cell (6). The upper end of the right side of the earphone body (1) is provided with an indicating lamp (8). The internal circuit comprises an audio frequency processing module, a bluetooth communication module, a cell management module, and a control module. The audio frequency processing module, the bluetooth communication module and the cell management module are all connected to the control module. The audio frequency processing module is respectively connected to the loudspeaker (2) and the microphone (3). The control module is respectively connected to the lighting device (5) and the indicating lamp (8). The cell management module is connected to the charging cell (6). The bluetooth earphone integrated with a lighting device can provide illumination for users and can visually display the left power amount.
Owner:CHENGDU MAIAO INFORMATION TECH

Lithium niobate electro-optical switch with ultra-large bandwidth

The invention discloses a lithium niobate electro-optical switch with an ultra-large bandwidth. The lithium niobate electro-optical switch with the ultra-large bandwidth comprises a plurality of cascaded equal-arm Mach-Zehnder interferometers. The equal-arm Mach-Zehnder interferometer sequentially comprises a gradual change input waveguide, a 3dB beam splitter, a separated bent waveguide, a phaseshifter, a near bent waveguide, a 3dB beam combiner and a gradual change output waveguide from input to output. By setting the lengths of the phase shifters of the multiple equal-arm Mach-Zehnder interferometers in the cascade structure, the single-voltage controlled optical switch with the ultrahigh extinction ratio within the ultra-large bandwidth range can be achieved, and the optical switch can also be used as a compact integrated chopper or an ultra-large bandwidth modulator.
Owner:ZHEJIANG UNIV

Wall lamp

The invention provides a wall lamp, and belongs to the technical field of lamps. According to the wall lamp, a single light source is adopted, an upper panel and a lower panel of a lamp body transmit light, a light-emitting face of a lamp panel is installed on the side, away from an installation base, of the lamp body, a reflecting cover adopts three groups of paraboloid-shaped reflecting faces, and one group of paraboloid-shaped reflecting faces enable light emitted by the lamp panel to be emitted out from an upper light-transmitting plate and a lower light-transmitting plate respectively; a cavity is formed on the back surface of the group of paraboloid-shaped reflecting surfaces; and a power supply assembly is arranged in the cavity. According to wall lamp, the single light source and the two paraboloid-shaped connected reflecting surface are adopted, light of the lamp panel is fully emitted from the upper light-transmitting plate and the lower light-transmitting plate, and the single-light-source up-and-down light-emitting wall lamp which is low in cost, few in heating source, high in light utilization rate and further in irradiation is achieved; the light-emitting face of the lamp panel faces the mounting base and is installed at the end, away from the mounting base, of the lamp body in a hidden mode, and the light of the lamp panel faces the wall and is not dazzling. The power supply assembly is installed in the back cavity, facing the mounting base, of the reflection cover, the space is saved, and the size of the lamp can be made small.
Owner:UP SHINE LIGHTING CO

Outdoor intelligent hand lamp realizing self-adaptive lamp light

The invention discloses an outdoor intelligent hand lamp realizing self-adaptive lamp light. The outdoor intelligent hand lamp comprises a lamp cover, hollow support strips, a reflection base and a power supply box, wherein four corners of the top of the reflection base are detachably arranged at the bottoms of the hollow support strips; the lamp cover comprises a circuit board, a movable framework and an LED lamp tube; the circuit board is fixedly arranged on the top of an inner cavity of the lamp cover; the movable framework is detachably arranged at the bottom of the inner cavity of the lamp cover; the LED lamp tube is arranged in the inner cavity of the movable framework; a dustproof plate is fixedly arranged in an inner ring of the LED lamp tube; an electricity connection head is fixedly arranged in the middle part of the top of the dustproof plate; and the reflection base comprises a lower groove, an angle conversion device and a light absorption post. The outdoor intelligent hand lamp realizing self-adaptive lamp light has the advantages that the goals of energy saving and safety can be achieved by changing the illumination brightness through changing the electrification voltage of the lamp tube; meanwhile, by using the light absorption post, a part of light rays can be absorbed; and the irradiation intensity can be reduced in an auxiliary way.
Owner:NINGBO ROYALUX LIGHTING CO LTD

Warning lights for road safety

The invention relates to the technical field of road safety, and discloses an alarm lamp for road safety. The alarm lamp comprises a solar battery panel, a lamp box and a support shaft, and the two inner sides of the lamp box are each provided with sliding cavities in the width direction of the lamp box; a water cavity is arranged between the two sliding cavities; each sliding cavity is internallyprovided with an alarm unit comprising an LED lamp, a lamp panel and a lens shade used for light concentration of the LED lamp; the lamp panel is fixedly provided with a pressure spring and a slidingrod, and the sliding rod is fixedly provided with a sliding plate located in the water cavity; the sliding plate of one alarm unit is provided with a button switch which can be pressed by the slidingplate, and the sliding plate is provided with a water channel; the sliding plate of the other alarm unit is provided with a push rod; the water cavity is fixedly provided with a heater located between the two sliding plates, and the water cavity communicates with outside through a reversing valve; when the push rod is pushed, the reversing valve is reversed; and the lamp box is provided with a main pipeline communicating with an auxiliary pipeline. The alarm lamp is simple in structure, and the dust prevention of the LED lamp can be achieved, and the radiation distance of the LED lamp can befurther increased.
Owner:WM MOTOR TECH GRP CO LTD

Self-priming balanced rotomolding raw material processing device

ActiveCN106079148BRealize fully automatic flow operationIncrease productivityCombination devicesCycloneEngineering
A self-priming balanced rotational molding raw material processing device, including a plastic extruder (1), a plastic pelletizer (2) and a plastic mill (3), characterized in that the raw material processing device also includes a water cooling tank ( 4), Airflow Dryer (5), Material Trough (6), First Cyclone Separator (7), First Fan (8), Bag Filter (9), First Rotary Unloader (10), Vibration The feeder (11), the second cyclone separator (13), the second fan (14) and the second rotary unloader (15); the trough (6) is located at the outlet of the plastic pelletizer (2) , the inlet of the first cyclone separator (7) is connected to the inside of the trough (6) through a pipeline, the first rotary unloader (10) is set on the bottom outlet of the first cyclone separator (7), and the first rotary unloader The outlet of the device (10) is connected to the inlet of the vibrating feeder (11), and the outlet of the vibrating feeder (11) is connected to the inlet of the plastic mill (3), and the outlet of the plastic mill (3) is then Connect the inlet of the second cyclone separator (13) through the pipeline, and set the second rotary unloader (15) on the bottom outlet of the second cyclone separator (13); the second fan (14) is connected to the second cyclone separator ( 13) on the inlet pipe or on the pipe of the top airflow outlet of the second cyclone separator (13).
Owner:安徽爱迪滚塑科技股份有限公司

Mobile Bluetooth power source

The invention discloses a mobile Bluetooth power source. The mobile Bluetooth power source comprises a power source cell set, an LED display module, a far-light torch module, a main control chip, a power amplifier unit, a Bluetooth transmission module, a charging management circuit, a voltage reduction output circuit and an input circuit, wherein the main control chip is taken as a control core and is separately connected with the power source cell set, the Bluetooth transmission module, the power amplifier unit and the LED display module, the power source cell set further realizes charging through the input circuit, a 5V constant voltage is outputted through the voltage reduction output circuit, the charging management circuit is connected with the power source cell set to control charging / discharging modes of the power source cell set, the far-light torch module comprises strong light LEDs, a spotlight lamp cup and a control switch, the far-light torch module is connected with the power source cell set for power supply, and the control switch is arranged on a body of the mobile Bluetooth power source to control on or off of the strong light LEDs.
Owner:深圳市竣浩原科技有限公司

An Array Element Optimal Arrangement Method for Improving the Positioning Accuracy of Single-Satellite Interference Sources

ActiveCN109444808BIncrease estimation resolutionBreak through the limitation of spacingRadio wave finder detailsRadio wave finder monitoring/testingSingle starArray element
The invention relates to an array optimization layout method for improving positioning accuracy of a single-star interference source. The method is characterized in that in order to meet the requirement of high precision single-star interference positioning applications, the correlation coefficient feature is introduced into an array layout objective function, independence and uniqueness of direction vectors of the antenna array in the direction finding range are evaluated, and the layout structure of antenna array elements is optimized. The method is advantaged in that layout optimization design is performed, on one hand, the limitation of Kramer-Lowe bound on improving performance of the DOA estimation algorithm can be overcome, high-precision interference positioning processing is achieved, on the other hand, a problem of phase ambiguity caused by antenna aperture expansion can be effectively solved, the spatial resolution capacity of the array is effectively improved, and the proposed method is insensitive to influence of the system error, suitable for on-board engineering processing and can effectively support the requirement of high precision interference positioning applications based on spatial spectrum estimation.
Owner:XIAN INSTITUE OF SPACE RADIO TECH

High-purity wormwood incense and manufacturing process thereof

The invention discloses high-purity wormwood incense and a manufacturing process thereof, and relates to the technical field of wormwood incense. The high-purity wormwood incense comprises the following raw materials by weight of 96-98 parts of wormwood powder, 1-3.5 parts of ramie powder, and 0.5-1 part of pine needle powder. The invention mainly solves a series of quality problems such as insufficient aroma emitted during combustion caused by insufficient purity of wormwood in the wormwood incense, optimizes the proportion of raw materials of the formula on the basis of improving the purityof wormwood contained in the wormwood incense, and synchronously solves the problems of ignition reliability and related ignition point safety during combustion of the wormwood incense.
Owner:十堰市惠文药业有限公司

An outdoor intelligent portable lamp with adaptive light

ActiveCN109555995BReach lighting workReduce the amount of divergenceElectric circuit arrangementsWith electric batteriesElectricityEngineering
The invention discloses an outdoor intelligent hand lamp realizing self-adaptive lamp light. The outdoor intelligent hand lamp comprises a lamp cover, hollow support strips, a reflection base and a power supply box, wherein four corners of the top of the reflection base are detachably arranged at the bottoms of the hollow support strips; the lamp cover comprises a circuit board, a movable framework and an LED lamp tube; the circuit board is fixedly arranged on the top of an inner cavity of the lamp cover; the movable framework is detachably arranged at the bottom of the inner cavity of the lamp cover; the LED lamp tube is arranged in the inner cavity of the movable framework; a dustproof plate is fixedly arranged in an inner ring of the LED lamp tube; an electricity connection head is fixedly arranged in the middle part of the top of the dustproof plate; and the reflection base comprises a lower groove, an angle conversion device and a light absorption post. The outdoor intelligent hand lamp realizing self-adaptive lamp light has the advantages that the goals of energy saving and safety can be achieved by changing the illumination brightness through changing the electrification voltage of the lamp tube; meanwhile, by using the light absorption post, a part of light rays can be absorbed; and the irradiation intensity can be reduced in an auxiliary way.
Owner:NINGBO ROYALUX LIGHTING CO LTD

Electric-controlled infrared laser device and imaging device

The invention discloses an electric-controlled infrared laser device. The device comprises a controller, the controller comprises a first power module, the first power module is connected with a multi-beam-combining laser. The infrared laser device disclosed by the invention can be turned on or off through an electric signal, the light spot size and the power can be precisely adjusted, the location of the light spot center point can be accurately adjusted from four directions, the aggregation degree is high, the whole volume is smaller, the weight is lighter, but the power is greater, the radiation is further, the light spot is uniform, the strength is large, and the radiating effect is good; the connection with a camera device can be quickly realized.
Owner:重庆盾银科技有限公司

A lighting device with gas purification function for underground engineering

The invention belongs to the field of underground engineering construction, and in particular relates to a lighting device with a gas purification function for underground engineering, which includes a lamp body, a protective cover for collecting gas is arranged on the outer surface of the lamp body, and an annular purification box is connected on the outer surface of the lamp body , the protective cover includes: a plurality of vertical pipes, the upper ends of the vertical pipes communicate with the purification box, and the lower ends of the multiple vertical pipes are jointly connected with a fixing seat; a plurality of horizontal pipes are fixedly connected between adjacent vertical pipes, and the horizontal pipes are fixedly connected between adjacent vertical pipes. The pipe is provided with a plurality of air inlet holes; the purification box is provided with: an annular pipe coaxially fixedly connected in the purification box, and the upper ends of multiple vertical pipes are connected with the annular pipe. The present invention can purify the air containing a large amount of dust by setting the purification box, so that the dust content of the air at the underground engineering construction site is greatly reduced, and the impact on the health of the workers is reduced; in addition, when the impurities such as dust are reduced, , the light of the lamp can shine farther, making the construction environment of the underground project brighter.
Owner:HENAN UNIV OF URBAN CONSTR

Electric power meter reading frame

The invention discloses an electric power meter reading frame. The electric power meter reading frame comprises a meter reading seat and a supporting rod unit, wherein the meter reading seat comprises a containing space used for containing a meter reader; one end of the supporting rod unit is connected with the meter reading seat; the meter reading seat comprises a base and an elastic protruding edge arranged on the base in a protruding mode, the elastic protruding edge is continuously arranged in the circumferential direction of the base, and the containing space is formed between the elastic protruding edge and the base; the supporting rod unit comprises a rod portion and a flexible bending portion, and the meter reading seat is connected with a first end of the rod portion through the flexible bending portion; the rod portion comprises at least two supporting rods, the supporting rods are hollow, and the supporting rods are connected through a telescopic antenna structure; the supporting rod unit further comprises a handle, and the handle is connected with a second end of the rod portion; an illuminating lamp is further arranged on the rod portion of the supporting rod unit.
Owner:STATE GRID CORP OF CHINA +2

Solar street lamp and lamp arm assembly

The invention discloses a solar street lamp and a lamp arm assembly. The Lamp arm assembly comprises a sleeve, and the right end of the sleeve is connected with a second connecting piece; clamping teeth are arranged on the periphery of the edge of the inner side of the second connecting piece, the second connecting piece is round, a hole is formed in the middle of the second connecting piece, thesecond connecting piece is connected with the first connecting piece through a connecting piece fixing screw and a connecting piece fixing nut, clamping tooth grooves are formed in the periphery of the edge of the inner side of the first connecting piece, and the clamping tooth grooves are matched with the clamping teeth. The invention discloses the solar street lamp and the lamp arm assembly, theclamping teeth and the clamping tooth grooves are arranged in the first connecting piece and the second connecting piece, through clamping and meshing of the clamping teeth and the clamping tooth grooves, the street lamp has the angle adjusting function and is convenient to adjust, the connecting piece fixing nut is properly unscrewed, a proper gap is reserved between the clamping teeth and the clamping tooth grooves, the angle can be easily adjusted, and the connecting piece fixing nut is screwed after the angle is adjusted.
Owner:中山市远志照明有限公司
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