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77results about How to "Good dustproof function" patented technology

Mobile terminal and side key structure thereof

The invention provides a mobile terminal and a side key structure thereof. The side key structure of the mobile terminal comprises a shell, a side key and side key silica gel, wherein the shell is provided with a side key hole; the side key comprises a pressing part and a skirt part arranged at the edge of the pressing part; the pressing part is inserted into the side key hole and is limited through the skirt part; and the side key silica gel is arranged in the shell and is used for isolating the shell into an inner region and a side key acting region, so as to prevent foreign matters from entering the inner region from a gap between the side key and the side key hole when the side key is pressed down. Through the manner, the inner region of the shell can be completely isolated from the outer space; the mobile terminal and the side key structure thereof have good waterproof and dustproof functions; and the side key and the side key silica gel are separately and fixedly arranged, so that the cost of a double-colored injection mould in the prior art is saved and the production cost is reduced.
Owner:盐城市亢声机械有限公司

Skin-care sunblock product for infants

The invention provides a skin-care sunblock product for infants. The skin-care sunblock product comprises an A phase, a B phase, a C phase and a D phase. The A phase is composed of cetostearyl alcohol olive oil acid ester, cetostearyl alcohol, glyceryl stearate, squalane, simmondsia chinensis seed oil, isohexadecane, nano-zinc oxide, ethylhexyl methoxycinnamate and polydimethylsiloxane. The B phase is composed of water, glycerol, 1,3-propylene glycol, butanediol and EDTA disodium. The C phase is emulgator polyacrylate-13, polyisobutene and polysorbate-20. The D phase is composed of vitamin E, phenoxyethanol, 1,2-octylene glycol and plant desensitizer. The skin-care sunblock product for infants is capable of protecting the delicate skin of the infants and protecting the infants against sunburn, good in moisturizing effect, safer and healthier.
Owner:YANGZHOU ZHONGHUI BIOTECH

Ball screw type electric cylinder

ActiveCN110255419AReliable structureHigh transmission efficiency and positioning accuracyLifting devicesEngineeringBall screw
The invention relates to a ball screw type electric cylinder of which a transmission element is a ball screw pair. The ball screw type electric cylinder comprises a power transmission box, a rectangular rod transmission shaft, a hollow ball screw, a sleeve nut and an outer sliding sleeve, wherein the power transmission box is provided with a power device and a transmission device; the rectangular rod transmission shaft is vertically arranged on the power transmission box; the hollow ball screw, the sleeve nut and the outer sliding sleeve sequentially coaxially sleeve the transmission shaft from inside to outside; the transmission shaft and the ball screw can slide relative to each other; the sleeve nut and the ball screw form the ball screw pair; the upper end of the inner pore wall of the outer sliding sleeve is connected to the upper end of the outer wall of the ball screw through a supporting bearing; the ball screw can be rotated relative to the outer sliding sleeve; the outer sliding sleeve and the sleeve nut can up and down linearly slide through guide keys; and an upper top plate is mounted on the top part of the outer sliding sleeve. When in work, the power device is capable of driving the transmission shaft to rotate through a transmission device; the transmission shaft in rotating drives the ball screw to rotate; and the ball screw in rotating drives the outer sliding sleeve to up and down move, and thus the function of lifting up and down working load is achieved.
Owner:XIAN HUA OU PRECISION MACHINERY

Positive-pressure ventilating outdoor cabinet

The invention discloses a positive-pressure ventilating outdoor cabinet which has relatively high dustproof function and waterproof function, thereby facilitating replacement and cleaning of a second filtering device. The positive-pressure ventilating outdoor cabinet comprises a cabinet body with a cabinet door. The cabinet body is internally provided with an area for accommodating a plurality of equipment modules. The cabinet door of the cabinet body is provided with an air inlet. The air inlet outer cover of the cabinet body is provided with a cabinet air inlet cover. The inside air inlet of the cabinet door is provided with a first filtering device and a fan assembly which are fixed relative to the cabinet door, wherein the first filtering device and the fan assembly are successively arranged in an air inlet direction. The upper position in the cabinet body is provided with an air outlet pipe. Furthermore the air outlet end of the air outlet pipe is arranged on one surface of the cabinet body, wherein the surface of the cabinet body faces the cabinet door equipped side of the cabinet body. The air inlet end of the air outlet pipe faces an area for accommodating a plurality of equipment modules in the cabinet body. The second filtering device is inserted into the cabinet body from the cabinet door equipped side to the air outlet end equipped side. The second filtering device covers the air inlet end of the air outlet pipe.
Owner:EMERSON NETWORK POWER CO LTD

Important document storage and management device for enterprise management

The invention discloses an important document storage and management device for enterprise management, comprising a cabinet body. The inside of the cabinet body is provided with a liner. The bottom ends of two sides of the cabinet body are provided with ventilation pipes penetrating the liner. Air outlet pipes are welded to the top ends of two sides of the cabinet body. An exhaust fan is embeddedinto the top of the liner. Chutes are respectively installed at two sides in the liner. Trays for document storage are slidably connected in the chutes. The back surface of the inside of the liner isembedded with ultraviolet lamps at upper and lower ends of the trays. A storage battery pack and a moisture absorbing box are respectively mounted at the bottom of the inside of the liner. A camera body is installed at the front end of the top of the cabinet body. An acousto-optical buzzer and a wireless communicator are respectively installed at two sides of the top of the cabinet body. The important document storage and management device is simple and reasonable in structure design and convenient to operate, thereby facilitating classification, management and storage of documents. The important document storage and management device has good ventilation and dehumidification capacity and various functions, is safe and stable and wide in application range, thereby facilitating promotion and popularization.
Owner:潍坊华高信息科技有限公司

Monitoring product imaging module device

The invention provides a monitoring product imaging module device comprising a lens and an image sensor, wherein the monitoring product imaging module device further comprises a lens bracket structure, a push plate structure and a back plate structure; the lens bracket structure comprises a supporting plate, and a plurality of guide rods are arranged below the supporting plate; the push plate structure comprises a circuit board and a push plate main body, the back plate structure comprises a back plate main body and a screw, and a top end of the screw penetrates through the back plate main body and leans against a bottom surface of the push plate main body; the guide rods connect the circuit board, the push plate main body and the back plate main body together, a compression spring is arranged on the guide rod between the supporting plate and the circuit board, and a light shielding structure is further arranged between the supporting plate and the circuit board. The monitoring product imaging module device has high compatibility on different lenses and different image sensors, and relatively high market adaptability; in addition, the lens is fixed more quickly due to a self-centering fixing mode, and the reject ratio of the product is greatly reduced; and the wavy light shielding structure is more difficult to leak light or enter dust.
Owner:厦门星纵物联科技有限公司

Motor apparatus and motor driving circuit

A motor apparatus and a motor driving circuit are provided. The motor apparatus includes a motor module and the motor driving circuit. The motor driving circuit includes a plurality of bridge arm circuits, a temperature sensor, and a control circuit. Each of the bridge arm circuits is controlled by one of the first PWM signals and one of the second PWM signals generated by the control circuit and outputs a driving signal to drive the motor module. The temperature sensor senses a temperature of the bridge arm circuits and provides a temperature sensing value to the control circuit. When the temperature sensing value is greater than or equal to a threshold temperature value, the control circuit increases a duty cycle of the first PWM signal of one bridge arm circuit and a duty cycle of the second PWM signal of the other bridge arm circuits to lower the temperature.
Owner:FAIRWAY ELECTRONICS

Material collecting device for drying and crushing equipment

The invention discloses a material collecting device for drying and crushing equipment. The material collecting device comprises a collecting barrel, wherein the lower surface of the collecting barrelis fixedly connected with a base; a dustproof barrel cover is fixedly mounted on the upper surface of the collecting barrel; a height regulating mechanism and a dustproof pressure discharge tube aremounted on the upper surface of the dustproof barrel cover; the height regulating mechanism comprises a fixed tube which is fixedly connected with the dustproof barrel cover; the top of the fixed tubeis movably connected with a movable sleeve in a sleeving mode; insertion holes are formed in vertical inner surfaces at the two sides of the movable sleeve; blocking slots are formed in vertical outer walls at the two sides of the fixed tube; positioning bolts are inserted into the insertion holes and the blocking slots; and the outer surface of the top of the height regulating mechanism is in threaded connection with a threaded connecting tube. The collecting device has a good dustproof function, can be freely regulated according to discharge heights of different drying and crushing equipment, is convenient for people to move and carry, and also can stop moving when needed, so that stability of the collecting device is guaranteed.
Owner:太仓市友联干燥粉碎设备有限公司

Infrared integrated dustproof vidicon

The invention discloses an infrared integrated dustproof vidicon. The infrared integrated dustproof vidicon comprises a vidicon body, a dustproof cover and self-cleaning dustproof glass, wherein the section of the dustproof cover is in a U shape, a buckling cover is arranged on the vidicon body, the self-cleaning dustproof glass is installed at the front end of the vidicon body, a high-definition camera and an infrared lamp located on the periphery of the high-definition camera are installed at the front end of the vidicon body, and the self-cleaning dustproof glass is located outside the high-definition camera and the infrared lamp. In this way, the infrared integrated dustproof vidicon has good dustproof and self-cleaning functions, the service life of the vidicon can be effectively prolonged, and the photography effect of the vidicon can be effectively improved.
Owner:SUZHOU ZHONGDE HONGTAI ELECTRONICS TECH

Insulating closed protection apparatus used for vacuum furnace transformer

The invention discloses an insulating closed protection apparatus used for a vacuum furnace transformer, and relates to the field of power distribution equipment of a smelting vacuum furnace. The insulating closed protection apparatus comprises a transformer box body and a transformer body; a protection plate is arranged in the transformer box body; the transformer box body is provided with a sensing indicator lamp, an alarm, a control panel apparatus, an infrared sensor and a signal type thermometer; oil cooling pipes are arranged on the opposite sides of the protection plate respectively; multiple ventilating pipelines are uniformly arranged on one surface of the protection plate; a plurality of heat dissipation sheets are uniformly arranged on the protection plate; and a plurality of temperature sensors are arranged on the protection plate. By virtue of the heat dissipation structure in combination with the ventilating pipelines and the oil cooling pipes, dual heat dissipation effects are realized; the heat dissipation sheets can assist the transformer in heat dissipation, so that heat dissipation of the transformer can be reinforced; and the temperature sensors can collect theworking temperature of the transformer in real time, so that uniform heat dissipation can be realized, heat dissipation speed can be improved, energy consumption can be lowered, the normal operation of the vacuum furnace can be ensured, and use safety of the transformer can be improved.
Owner:安徽省金鸿再生资源科技有限公司

Track bed ice-melting water-draining protection device

The invention belongs to protection equipment of rail tracks, and particularly relates to a track bed ice-melting water-draining protection device which protects sleepers and ballasts in a shielding mode through sleeper protection covers, end protection covers, clamping plate protection covers, water-draining grooves with changeable width and other components. The variety of the components of the track bed ice-melting water-draining protection device is small, the specification is uniform, manufacturing is convenient, clamping bars and claming grooves are adopted between the components, and locking connection is achieved through elastic deformation. The structure is simple, connection is reliable, mounting and dismounting are easy, the ballasts can be conveniently sieved and maintained, and all the components are made of glass reinforced plastic sandwich panels. The track bed ice-melting water-draining protection device has the advantages of being high in strength, low in weight, corrosion resistant, waterproof, aging resistant, long in service life, convenient to maintain, and the like. Carbon fiber electric hot plates are arranged in internal paving layers of all the components, a microcomputer is used for controlling temperature, the track bed ice-melting water-draining protection device has the functions of heating and ice melting, and can prevent frost and snow damage. The track bed ice-melting water-draining protection device is suitable for ice melting, water draining and protection of railway coal transportation dust suppression stations and rail track beds where snow hazards easily occur in winter.
Owner:秦皇岛耀华装备集团股份有限公司

Sortable archive management device based on artificial intelligence

The invention discloses a sortable archive management device based on artificial intelligence, and relates to the technical field of archive management. The device comprises a frame body, outer boxesare fixedly connected to both sides of the frame body, screw rods are rotatably connected between the tops and the bottoms of the inner walls of the outer boxes, bottom boxes are fixedly connected tothe bottom of the sides, back to each other, of both outer boxes, motors are fixedly connected to the bottoms of the bottom boxes, first belt pulleys are rotatably connected to the bottoms of one sides of the inner walls of the outer boxes through a supporting block, and second belt pulleys are fixedly connected to one ends of output shafts of the motors. By means of the sortable archive management device based on the artificial intelligence classification, the outer boxes are fixedly connected to both sides of the frame body, a very good dustproof function is achieved, the device can be opened only by fingerprints, the safety is improved, the output end of a semiconductor fingerprint sensor is connected with the input end of a fingerprint acquirer, and the device is opened only when archive is taken and stored, the operation is intelligent, and the safety is improved.
Owner:南京青图信息技术有限公司

Projector dust preventing device and method as well as projector with dust preventing device

The invention discloses projector dust preventing device and method as well as a projector equipped with the dust preventing device and relates to the field of projection equipment. The invention aims to achieve more favorable dust preventing function. The projector comprises an air inlet and an air outlet, wherein the air inlet and the air outlet are provided with dust preventing devices; each dust preventing device comprises a grating group which comprises at least two adjacent and parallel gratings; and all the gratings in the grating group are pivoted at the air inlet and the air outlet of the projector. The projector dust preventing method comprises the following steps of: shutting down the projector; driving all the gratings in the grating group pivoted to the air inlet and the air outlet of the projector to rotate; and shutting down the air inlet and the air outlet of the projector by the rotation of all the gratings in the grating group. The projector dust preventing device and method can be used for carrying out dust prevention on the projector.
Owner:HISENSE VISUAL TECH CO LTD

Router dissipating heat efficiently

The present invention discloses a router dissipating heat efficiently, relating to the technical field of routers. The router comprises a router body. An extension function block is detachably connected at the right end of the router body. A signal input port and a plurality of signal output ports are disposed at the front side of the router body. A charger capable of hiding in the router body is hinged on the router body. An identical antenna mechanism is hinged at the rear side surface of the router body. A plurality of additional signal output ports and two LED daylight lamps are disposed at the right side of the extension function block. The extension function block is connected with a dust-proof hood by using a hinge mechanism. A digital thermometer and a heat dissipation groove are disposed on the upper surface of the router body. The heat dissipation groove is a rectangular groove. Two heat dissipation fans are disposed in the heat dissipation groove side by side. The router has the advantages that the structure is simple, the output interface is extensible, the heat dissipation effect is good, and the router can be used as a power bank and the daylight lamp.
Owner:成都捷科菲友信息技术有限公司

Environment-friendly nontoxic water-based nail polish remover and preparation method thereof

InactiveCN109893472AWon't breakAchieve the effect of nourishing nailsCosmetic preparationsToilet preparationsWater basedGlycerol
The invention discloses an environment-friendly nontoxic water-based nail polish remover and a preparation method thereof, and belongs to the field of cosmetic preparation. The nail polish remover isprepared from the following raw materials in parts by weight: 2%-5% of marula oil, 0.5%-2% of polydimethylsiloxane, 0.1%-3% of Indian myrrh resin, 0.2-0.8% of lauric acid, 3%-6% of avocado oil, 5%-8%of modified chitosan, 6%-10% of glycerol and the balance of deionized water. The nail polish remover prepared with the preparation method has the characteristics of being low in production cost, strong in cleaning effect and free of irritating smell, avoiding nail whitening after washing and nail inflammation and being volatilized rapidly. Besides, the nail polish remover has the effects of bacteriostasis and moisture preservation, and finger edge skin after nail polish removal is free of peeling and nail polish residues.
Owner:ZHUOZHOU HAOYUAN FOIL IND

A computer case having the function of cooling a power supply

The invention discloses a computer case having the function of cooling a power supply, which includes a case body, a power supply body, a rubber pad and a water tank; the power supply body is fixed in the case body, and a heat dissipation channel is arranged on the top of the case body, the upper end of the heat dissipation channel is provided with a top groove, and a dust-proof ventilation net is installed in the top groove, the spring and the rubber pad are arranged at the bottom of the case body, and a fixing groove is reserved at the side end of the case body, a protruding block is installed in the fixing groove and fixed to the edge side of a side plate which is provided with a reserved ventilation hole, the ventilation hole is inside provided with a dust-proof filter screen, and thewater tank is fixed on the inner wall of the case body, one end of a water cooling pipe is mutually connected with the water tank, and the edge side of the case body is provided with a fan. The computer case having the function of cooling a power supply can dissipate heat of the power supply body through air cooling and water cooling, and has the functions of shock absorption and dust prevention.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY AND SCIENCE

Home design drawing show device

The invention discloses a home design drawing show device, and belongs to the technical field of a show device. The home design drawing show device comprises a first support plate, wherein a positionlimiting base is arranged at the upper surface of the first support plate; a first position limiting element is arranged at the top end of the position limiting base; the bottom end of the position limiting base is provided with an electric telescopic rod corresponding to the first position limiting element; a second support plate is arranged above the position limiting base; support rods are arranged at connecting parts of the first position limiting element and the second support plate; a second position limiting element is arranged above the second support plate; and the top end of the second support plate is provided with a driving motor corresponding to the second position limiting element. The home design drawing show device has the advantages that the structure is simple; the use isconvenient; an illumination function is realized, so that a user can conveniently use the show device under the condition with poor light rays; in the use process, the position of a drawing plate canbe regulated in multiple directions, so that the user can more conveniently regulate the position of the drawing plate; and the use experience of the user is improved.
Owner:YELLOW RIVER CONSERVANCY TECHN INST

MEMS microphone

The invention provides an MEMS microphone. The MEMS microphone comprises a shell, an MEMS chip and an ASIC chip, wherein the shell is provided with a packaging cavity; the MEMS microphone also comprises a conductive dustproof net which covers an acoustic through hole, a first grounding bonding pad fixedly connected with the conductive dustproof net, a first grounding soldering lug arranged on theouter surface of a substrate and electrically connected with the grounding end of an external circuit, and a metal conductive part electrically connected with the first metal lead, the first groundingbonding pad and the first grounding soldering lug at the same time. The first metal lead leads static electricity in the ASIC chip into the ground layer of an external circuit of the terminal equipment from the first grounding soldering lug or the conductive dustproof net through the guidance of the metal conductive part; the first grounding bonding pad guides static electricity in the substrateinto the ground layer of an external circuit of the terminal equipment through the first grounding soldering lug or the conductive dustproof net under the guidance of the metal conductive part, so that open circuit or short circuit caused by ESD current breakdown of the ASIC chip and the buried capacitor and buried resistor layer in the substrate can be avoided to a great extent.
Owner:AAC ACOUSTIC TECH (SHENZHEN) CO LTD

Ventilation and heat dissipation device of low-voltage complete device

The invention discloses a ventilation and heat dissipation device for low-voltage complete equipment, which comprises an equipment casing, an air inlet is arranged on the right side of the equipment casing, an air outlet is arranged on the left side of the equipment casing, and a fan group is arranged on the inner side of the air outlet. The outer side of the air outlet is provided with a cooling grille, and the outer side of the cooling grille is equipped with a self-hanging louver air outlet. The inside of the equipment housing is equipped with an intelligent temperature controller, and the intelligent temperature controller is equipped with a wireless transmission module. There are also a number of temperature sensors, and an alarm device is provided on the upper end of the equipment shell. The temperature sensor includes a protective shell and a thermistor. There are several thermistors. The thermistor is located in the protective shell. A heat-conducting bonding material is provided, and a heat-insulating packaging material is provided on the outside of the heat-conducting bonding material, and a wire is connected to the thermistor, and a heat-conducting insulating material is provided on the outside of the wire. The invention has the advantages of simple structure, convenient use, good heat dissipation effect, high use safety and accurate temperature monitoring.
Owner:陕西通时迪力信息技术有限公司

Light-emitting device package

A light-emitting device package according to an embodiment comprises: a package body which comprises a cavity and a recess part, the recess part being formed on the circumference of the cavity and having at least one concave portion; at least one light-emitting device which is mounted within the cavity; a light-transmitting member which is arranged so as to cover the upper section of the cavity and transmits light emitted from the at least one light-emitting device; and a bonding member which is received in the at least one concave portion so as to bond the light-transmitting member and the package body in the recess part.
Owner:SUZHOU LEKIN SEMICON CO LTD

Blast furnace processing scheme demonstration device and use method thereof

The invention discloses a blast furnace processing scheme demonstration device and a use method thereof.The blast furnace processing scheme demonstration device comprises a bottom plate, the top of the bottom plate is fixedly connected with a first fixing seat and a second fixing seat in sequence, one side of the first fixing seat and one side of the second fixing seat are slidably connected with sliding blocks, and one side of each sliding block is fixedly connected with a storage box; a lifting block is slidably connected into the storage box. The device has the beneficial effects that the function of adjusting the height during use is achieved by arranging the sliding block, the fixed seat and the storage box; a connecting rod, a rotating rod, a rotating shaft, a worm gear and a worm are arranged, so that the function of conveniently adjusting the angle during use is realized; a cleaning roller, a cleaning brush, a connecting plate and a rotating shaft are arranged, so that the function of conveniently cleaning the display is realized; by arranging a lifting block and a lifting plate, the functions of facilitating storage and dust prevention of the display are achieved, the demonstration effect is enhanced, and the practicability is high.
Owner:CHENGYU VANADIUM TITANIUM TECH CO LTD

Combined type multifunctional router

The invention discloses a combined type multifunctional router, which relates to the technical field of routers. The router comprises a router main body. The right end of the router main body is detachably connected with an expanded function block. The front side of the router main body is provided with a signal input port and multiple signal output ports. The router main body is articulated with a charging head which can be hidden inside the router main body. The back side of the router main body is articulated with three identical antenna mechanisms. The right side of the expanded function block is provided with a plurality of additional signal output ports and two LED illumination lights. The expanded function block is connected with a dust cover by a hinge mechanism. According to the invention, the structure of the router is simple; the output ports can be expanded to serve as chargers and illumination lights.
Owner:成都捷科菲友信息技术有限公司

Skin-brightening pearl kudzu vine root cream and preparation method thereof

The invention provides skin-brightening pearl kudzu vine root cream which has a good effect of whitening and nourishing skin, and enables dark and gloomy skin to be rapidly recovered to be in a healthy state and smooth, fine, white and attractive. The skin-brightening pearl kudzu vine root cream is prepared from the following raw materials in parts by weight: 190-200 parts of water, 5-10 parts of glycerinum, 1-5 parts of sodium lauryl sulfate, 0.1-1 part of allantoin, 0.3-3 parts of pearl powder, 0.1-3 parts of a kudzu vine root extract, 0.1-2 parts of tocopherol, 8-20 parts of mineral oil, 10-30 parts of stearyl alcohol, 0.2-0.5 part of methylparaben, 0.2-0.5 part of methylparaben, 5-15 parts of glyceryl stearate, 1-8 parts of polydimethylsiloxane and 0.1-0.5 part of essence. The invention further provides a preparation method of the skin-brightening pearl kudzu vine root cream.
Owner:无锡市汉方八珍科技有限公司

Dental handpiece

A dental handpiece is disclosed which has a head housing, a gear shaft having a gear part with gear teeth and a shaft part extending from the gear part, and a dust control seal sealingly fit on the circumferential surface of the shaft part of the gear shaft. The dust control seal is an annular member, and has a seal body, a first lip projecting radially inwardly from the seal body, and a second lip projecting radially inwardly from the seal body above and spaced apart from the first lip, with a space defined between a contact area between the first lip and the shaft part, and a contact area between the second lip and the shaft part.
Owner:NAKANISHI INC

Dustproof, antibacterial and anti-virus coating as well as preparation method and application thereof

The invention discloses a dustproof, antibacterial and anti-virus coating which comprises the following components in parts by weight: 90-98 parts of organic silicon resin; 2 to 10 parts of fluorosilane resin; 0.1-0.5 part of nano inorganic oxide with the particle size of 10-200 nm; 0.1-0.5 part of polymer microspheres with the diameter of 0.1-10 [mu] m; and 0.1-0.5% of an antibacterial agent. The coating not only has excellent dustproof, antibacterial and anti-virus performance, but also has good anti-static capacity and low surface capacity. The invention also discloses a preparation method of the coating. The coating is mainly applied to various electronic and electrical equipment, other products with dustproof requirements and the like.
Owner:上海沪正实业有限公司
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