35results about How to "Effective waterproof and dustproof" patented technology

The invention provides a compass array display device capable of facilitating production and assembly, displaying on double sides and preventing water and dust witch rich color. The invention adopts the technical scheme that: an electromagnet and a control circuit are arranged in a hollow box formed by connecting a main support plate, a secondary support plate and a rim; the electromagnet and the control circuit are covered by using a filler; positioning fasteners are arranged on the front of the main support plate and the back of the secondary support plate; a compass is fixed in a compass frame; a transparent panel is arranged on the outer lateral surface of the compass frame; multi-color bodies arranged in an array can be wrapped by using an integral transparent shell; a magnet arranged on the main support plate realizes connection of the secondary support plate or a support frame made of steel; and a plurality of compass display unit arrays consisting of 2 to 5 compasses and the electromagnet are arranged on the main support plate, and the surface colors of the multi-color bodies in the compasses comprise cyan, magenta, yellow and white.

The invention discloses a manufacturing method of PMM adwords or patterns, belonging to the advertising technical field. The PMM adwords take resin as the main material and mix with accessories such as colors, and t a typehead, a casting area layer, a light-guiding layer and a bottom layer are made by hands to finally achieve the PMM adwords which are characterized by smooth surface and bright color and have all the functions of the PMM adwords in the prior market, and the surface and the bottom of the adwords are combined into a whole with the same material. The invention can also be used to fabricate various billboards, advertising signs, full radiators, handicraft articles and mascots, and publicizing articles such as colored, chromaticity or pleochromatic adwords can be fabricated according to users.

The invention discloses an ammeter box with waterproof and dustproof functions. The ammeter box is simple in structure and convenient to use. A filtering net is set to affectively prevent dust and flies entering the ammeter box, so that unnecessary loss caused to electrical equipment in the ammeter box is avoided; a drying agent is arranged, so that the inner part is kept dry; multiple structures are arranged, so that water and dust are effectively prevented, and the safety and the effective heat dissipation of electrical elements in the ammeter box are ensured; sealing strips in the ammeter box are relatively low in hardness, so that the installation convenience, the damping effect and the sealing effect are improved; arc-shaped strips are further formed at the inner side of the bottom part of a sealing body, the sealing performance is improved, the waterproof and dustproof effects are ensured, and the appearance is beautiful; a waterproof film of the ammeter box is nontoxic, pollution-free long in service lifetime and especially continuous in antibiosis capability, so that the growth of bacteria and fungi is inhibited, the environment health is ensured, and the super-high waterproof performance is provided.

The invention discloses and provides an in-built structure, which has a light structure and good heat dispersion performance under the same torque, of a wheel hub. The in-built structure comprises a motor and a brake disc, wherein the motor comprises a rotor, a stator and a revolving shaft, the stator is arranged in the rotor, the revolving shaft is connected with the rotor, the revolving shaft isrotationally connected with the stator, and the braking disc is connected with the rotor; the stator comprises a stator support and a plurality of iron core sets, the iron core sets comprise a plurality of U-shaped iron cores and line sets, the U-shaped iron cores are provided with wire wrapping grooves, the line sets pass through all the wire wrapping grooves, the rotor is provided with a plurality of magnets, each U-shaped iron core is corresponding to two magnets, and the magnetic poles of two adjacent iron cores are opposite. The in-built structure has the beneficial effects that under the same torque, the structure is light, and the weight is reduced accordingly as well; all coils are used for generating torque, the thermal loss is less, the motor efficiency is high, and the corresponding calorific value is less as well; the in-built structure has a multi-fold heat radiation structure and a good heat dissipation effect; the end face cover plate and the rotor are sealed, thereby being able to prevent water and dust effectively.

The invention discloses a wireless control switch device externally placed on a wall switch, comprising a backboard, a protective cover is installed on the front of the backboard, a wireless switch is installed at the inner center of the protective cover, and A cover plate is installed on the front, a locking block is provided on the top left side of the pressure rod, and a card slot is provided at the bottom end of the cover plate. The wireless control switch device externally placed on the wall switch, through the cooperation of the cover plate, the block and the card slot, the protective cover can protect the wireless switch, prevent water and dust from damaging the wireless switch, and increase the service life of the wireless switch , press the right end of the pressure bar upwards, the block is released from the slot, the cover is opened, the wireless switch is operated, and the bolt is loosened to connect with the T-shaped block. Nails, tighten the bolts to connect with the T-block, and the gap between the hanging rings is fixed, which can effectively prevent water and dust, and is suitable for external use on the wall.

The invention discloses a method for making acrylic advertising characters or patterns, which belongs to the technical field of advertising. It is an acrylic advertising letter made of resin as the main material and auxiliary materials such as color, and then made by hand, pouring the surface layer, light guide layer, and bottom layer. It has the characteristics of smooth surface and bright colors. The surface of the characters and the base of the bottom are combined into one body, and the materials are consistent. It has all the functions of acrylic characters on the market today. The invention can also be used to produce various billboards, advertisement signs, whole-body luminous objects, handicrafts, mascots, etc., and can produce various color, color-registered, color-changing advertisement characters and other advertising materials according to the needs of users.

The invention discloses a flash lamp component and a mobile terminal. The mobile terminal comprises the flash lamp component. The flash lamp component comprises a circuit board, a flash lamp, a lampshade and a sealing component, wherein the flash lamp is arranged on the circuit board; the lampshade is arranged above the flash lamp in a covering manner; the sealing component is annular and is arranged around the flash lamp; the sealing component is located between the lampshade and the circuit board; and the sealing component and the lampshade are detachably connected into a whole body. The flash lamp component has the advantages that the flash lamp can be sealed in a space between the lampshade and the circuit board by utilizing the sealing component, so that water and dust can be effectively prevented; and the lampshade and the sealing component are detachably connected into the whole body, so that the lampshade and the sealing component can be integrally disassembled and assembled conveniently, and when the flash lamp is reworked or repaired, the sealing component does not need to be disassembled.

The invention discloses a square thin photoelectric mechanical keyboard switch which comprises a base, a central spindle and an upper cover, wherein a first mounting seat is arranged in the middle of the upper surface of the base; a spring is arranged on the outer side of the upper end of the first mounting seat; guide rails are arranged at positions, which are positioned on two sides of the first mounting seat, of the base; a first groove is formed in the position, which is positioned on one side of the first mounting seat, of the base; a photoelectric switch module is arranged on the outer side, which is positioned at the lower end of one side of the first groove, of the base; a second groove is formed in one side, which is close to the base, of the photoelectric switch module; the central spindle is arranged just above the base; a second mounting seat is arranged in the middle of the lower end of the central spindle; the lower end of the second mounting seat is connected with the upper end of the spring; a fixing block is arranged on the outer side of the central spindle; an infrared information partition plate is arranged on one side of the outer part of the central spindle; the upper cover is arranged above the central spindle; and a square through hole is formed in the middle of the upper cover. The square thin photoelectric mechanical keyboard switch disclosed by the invention is simple in structure, low in friction force and long in service life.

The invention relates to a charging interface protection structure and electronic equipment. The charging interface protection structure comprises a charging plug, a shell, a first door and a second door; the charging plug comprises an insertion part and a handheld part, and a magnetic unit is arranged in the handheld part; a charging socket used for receiving the insertion part is formed in the shell, and a first magnetic part is arranged on the first door; a second magnetic part is arranged on the second door, wherein the polarities of the opposite ends of the first magnetic part and the second magnetic part are opposite; when the insertion part is close to the charging socket, the magnetic unit generates a repulsive force with the first magnetic part and the second magnetic part, so thefirst door and the second door are away from each other to expose the charging socket; when the insertion part is away from the charging socket, the first door and the second door attract each otherto get close to shield the charging socket. The protection function of the charging interface of the electronic equipment is realized, and the use safety and reliability of the electronic equipment are improved.

The invention discloses an information input device and method and an electronic device. The information input device is applied to the electronic device. A touch area is arranged on the shell of the electronic device. The part at which the touch area is located and the other part on the shell form an integrated structure. A sensing module is used for collecting a corresponding signal when a triggering instruction for the touch area is received and generating a corresponding sensing signal based on the signal. A control module is used for performing response operation corresponding to the sensing signal. The triggering instruction comprises any one or more of a press instruction, a release instruction and a touch instruction. Compared with the prior art, the information input device has the advantages that the information input device may be a non-mechanical key, a hole does not need to be arranged on the electronic device, the durability is relatively high, waterproof and dustproof effects can be effectively achieved, the appearance sense of beauty can be improved, and the service life can be prolonged.

The invention relates to a cantilever-type five-shaft rocker arm rotating device with a harmonic speed reducer. The cantilever-type five-shaft rocker arm rotating device comprises a horizontal mounting seat, a rotating shaft assembly, a swing arm shaft assembly, a working chuck, a product clamp assembly and clamp pressing screws, wherein the horizontal mounting seat comprises a first cavity, a second cavity and a connecting part; a wiring hole is formed in the connecting part; the rotating shaft assembly is arranged in the first cavity; the swing arm shaft assembly is connected with the secondcavity; the axis of the rotating shaft assembly is perpendicular to the axis of the swing arm shaft assembly; the working chuck is in transmission connection with an output end of the rotating shaftassembly; the product clamp assembly for carrying products is mounted on the working chuck; the clamp pressing screws are arranged on the product clamp assembly; and a tool setting instrument is arranged on the side wall of the horizontal mounting seat. The cantilever-type five-shaft rocker arm rotating device has the advantages that stable operation can be kept while a tail seat supporting structure is removed, and the limitation of installation space is eliminated while large torque is provided at low rotating speed, therefore, the difficulty of tool setting is reduced, and the working efficiency is improved.

The invention relates to a mobile communication device which comprises a machine shell, a device body, a telephone receiver and a microphone. The device body is arranged in the machine shell in a built-in mode. The telephone receiver comprises a vibrating membrane plate and a piezoelectric ceramic piece fixed to the vibrating membrane plate. The vibrating membrane plate extends outwards to form the machine shell. According to the mobile communication device, the vibrating membrane plate is extended to form the machine shell of the mobile communication device, a user can answer the phone by attaching the ear to any position of the machine shell, and use is convenient; no telephone receiver hole needs to be formed in the machine shell, and thus water and dust can be prevented effectively.

The invention discloses an outdoor compact type intelligent transformer station in the technical field of transformer stations. The transformer station includes two sets of telegraph poles; a trianglerack is welded between the bottoms of the two sets of the telegraph poles; the top of the triangle rack is in bolt joint with a case body; the left side on the top of the case body is in fixed clamping connection with a lightning arrester, and the right side on the top of the case body is in clamping connection with a wire inlet cable pipe sleeve through a penetrating manner; the tops of the twosets of the telegraph poles are in bolt joint with holt hoop irons; a cross arm is in bolt joint between the two sets of the holt hoop irons; the top of the inner cavity of the case body is in clamping connection with a wire box; and the right side of a box cover on the top of the wire box communicates with the bottom of the wire inlet cable pipe sleeve. An electric appliance can be placed in theinner cavity of the case body, and can be ordered through grating meshes and hole plates; cables can pierce out from a through hole of the cross arm, enter in the inner cavity of the case body from the wire inlet cable pipe sleeve, enter the wire box from the bottom of the wire inlet cable pipe sleeve and pierce out through the wire hole at the bottom of the wire box, so that the cables can be prevented from being randomly distributed in the case body; and convenient wire routing can be realized through the grating meshes and the hole plates, and the transformer station is compact in structure.

The invention provides a compass array display device capable of facilitating production and assembly, displaying on double sides and preventing water and dust witch rich color. The invention adopts the technical scheme that: an electromagnet and a control circuit are arranged in a hollow box formed by connecting a main support plate, a secondary support plate and a rim; the electromagnet and the control circuit are covered by using a filler; positioning fasteners are arranged on the front of the main support plate and the back of the secondary support plate; a compass is fixed in a compass frame; a transparent panel is arranged on the outer lateral surface of the compass frame; multi-color bodies arranged in an array can be wrapped by using an integral transparent shell; a magnet arranged on the main support plate realizes connection of the secondary support plate or a support frame made of steel; and a plurality of compass display unit arrays consisting of 2 to 5 compasses and the electromagnet are arranged on the main support plate, and the surface colors of the multi-color bodies in the compasses comprise cyan, magenta, yellow and white.

The invention relates to a rapid multi-direction manipulation switch structure. The rapid multi-direction manipulation switch structure comprises a switch frame connected with an external structure. Aswitch set and a battery contact assembly arranged at the front end of the switch set are arranged on the switch frame, the switch set comprises a first switch and a rocker type second switch, and the first switch and the rocker type second switch are both connected with the battery contact assembly. The multi-direction manipulation of the switch structure can be achieved, operation is easy, practicability is high, the rocker type second switch and the first switch are adopted to jointly use one switch multi-direction tail button, through axial pressing or radial any-direction pushing of theswitch multi-direction tail button, the switch multi-direction tail button can make contact with different conducting loops, after a signal is sent to a lamp holder assembly, gear shifting dimming canbe achieved, operation is convenient, and a user can rapidly perform switching to obtain the needed gear.

The invention relates to an upper ejector rod of a through hole type waterproof and dustproof three-face-turned advertising board. A barrel-shaped thick-wall metal through pipe is embedded in the upper ejector rod of the through hole type waterproof and dustproof three-face-turned advertising board, a conductive sliding ring is arranged in the thick-wall metal through pipe in a matching mode, the upper portion of the stator of the conductive sliding ring is upwards communicated with a fixed end guide wire assembly, a rotor is downwards communicated with a rotor end guide wire assembly, the fixed end guide wire assembly and the rotor end guide wire assembly extend up and down along the interior of the metal through pipe, a nylon body is arranged outside the metal through hole, a fixed sliding rail is arranged on the periphery of the nylon body, and a waterproof and dustproof tank with concave grooves is formed in the lower portion of the nylon body. The interior of the upper ejector rod of the three-face-turned advertising board is hollow, the thick-wall metal pipe is embedded in the upper ejector rod, and strength is high. Due to the fact that the conductive sliding ring is arranged in the thick-wall metal through pipe, the wire winding problem due to the fact that a light source and lighting equipment are connected into the three-face-turned advertising board is solved, water and dust can be effectively prevented, meanwhile, the service life of the three-face-turned advertising board is prolonged, and the maintenance rate of the three-face-turned advertising board is reduced.

The invention discloses an ultrasonic detection and lightning protection fixing device which comprises an ultrasonic detection module, a temperature detection module, a core part packaging frame, an adjusting locking device, a bolt locking device, a lightning protection cover and a cable component. The core part packaging frame is composed of an upper cylinder and a lower cylinder, the outer diameter of the upper cylinder is smaller than that of the lower cylinder, the upper cylinder and the lower cylinder are both of a hollow structure, a first through hole and a second through hole are formed in the upper cylinder and the lower cylinder, and the inner diameter of the first through hole is smaller than that of the second through hole. The inner diameter and the height of the second through hole are respectively the same as the outer diameter and the height of the ultrasonic detection module, and the ultrasonic detection module is arranged in the second through hole. The temperature detection module is arranged in the first through hole in the core part packaging frame and at the top of the ultrasonic detection module.

The invention belongs to the technical field of computer hardware, and particularly provides a multifunctional keyboard, which includes a keyboard shell and a key area, and is characterized in that a groove is arranged on the keyboard shell on the key area, a turnover cover is arranged on the groove and fixed on one side of the groove by a rotating shaft, an LED lamp tube is arranged in the groove, and a switch is arranged on one side of the groove. The multifunctional keyboard has the advantages that, compared with the prior art, the multifunctional keyboard provided by the invention is reasonable in design and strong in practicability, and brings convenience for users.

The invention relates to a rotary mechanism and a lamp. The rotary mechanism comprises a support and a rotary shaft penetratingly arranged on the support, and the rotary shaft can rotate relative to the support. The rotary mechanism is characterized in that sealing rings for sealing are sleeved at two ends along the axial direction of the rotary shaft respectively, and a grease tank for storing lubricating grease is arranged on a middle portion along the axial direction of the rotary shaft. The grease tank is positioned between the sealing rings at the two ends and stored with the lubricating grease, and when the rotary shaft rotates, the lubricating grease permeates to the sealing rings at the two ends through the grease tank to lubricate the sealing rings, so that damages of the sealing rings caused by drying up of the lubricating grease when the sealing rings rotate for a long time can be avoided, normal use of the sealing rings can be guaranteed, sealing effects can be guaranteed, water proofing and dust proofing can be realized effectively, and safe and stable operation of the rotary shaft can be guaranteed. The sealing structure for the rotary shaft is simple and reliable in structure and convenient to mount. In addition, the two ends of the rotary shaft are both provided with the sealing rings, so that the rotary shaft can be positioned in the middle of the support as much as possible during rotation, and force balance is facilitated during rotation to enable the rotary shaft to move more stably.

The invention relates to a protective structure for a charging interface and an electronic device, wherein the protective structure for the charging interface includes a charging plug, a casing, a first door and a second door, the charging plug includes an insertion part and a hand-held part, and a magnetic unit is arranged in the hand-held part; A charging socket for receiving the insertion part is formed on the casing, a first magnetic part is provided on the first door, a second magnetic part is provided on the second door, opposite ends of the first magnetic part and the second magnetic part have opposite polarities ; When the insertion part is close to the charging socket, the magnetic unit generates a repulsive force with the first magnetic part and the second magnetic part respectively, so that the first door and the second door face away from each other to expose the charging socket. When the insertion part is far away from the charging socket, The first door and the second door are attracted toward each other to cover the charging socket. The invention is used to realize the protection function of the charging interface of the electronic equipment and improve the safety and reliability of the electronic equipment.

The invention relates to the technical field of grow lights, in particular to a grow light with an even heat dissipation function. The grow light comprises an aluminum profile, the lower end face of the aluminum profile is in fastening connection with a circuit board through a bolt, multiple light beads are mounted on the circuit board, and the circuit board is connected with an external power source through a guide wire. The left side and the right side of the aluminum profile are in sliding connection with side plates, the bottoms of the side plates are in sliding connection with tempered glass, and the front end and the rear end of the aluminum profile are in fastening connection with end caps through screws. The upper end face of the aluminum profile is in fastening connection with a heat dissipation module through ha bolt. According to the grow light with the even heat dissipation function, even heat dissipation is carried out on the light effectively, the overall structure is light and thin, the appearance is high in metal sense, and the line type is graceful; a tempered glass device is adopted for tightly fastening a heat radiator laminating silica gel strip, and effective water and dust prevention is achieved; the end caps at the two ends achieves covering and sealing, the power source is arranged outside, the size is small, the protection level is high, and terminal type wiring is more convenient; and on the optical aspect, the light-emitting face is wider, light emitting is more even, and a hoisted type structure is easy to mount.

The invention relates to a fast and multi-directionally controlled illumination device comprising a cylinder body, a lamp base assembly arranged at the front end of the cylinder body and a tail coverarranged at the rear end of the cylinder body. A battery is arranged in the cylinder body. A switch frame is arranged on the tail cover and provided with a switch group and a battery contact assemblyconnected with the battery. The switch group comprises a first switch and a rocker-type second switch. The first switch and the rocker-type second switch are both connected with the battery contact assembly. The fast and multi-directionally controlled illumination device can be controlled in a multidirectional mode and is easy to operate and practical; and the rocker-type second switch and the first switch shares one switch multidirectional tail press button, and the switch multidirectional tail press button is pressed in the axial direction or pressed in a pushed mode in the any radial direction, so that the switch multidirectional tail press button makes contact with different conductive loops, thus after a signal is provided for a drive circuit in the lamp base assembly, gear-shifting dimming can be achieved, operation is convenient, and a required gear can quickly switched by a user.

The invention relates to an illuminating device for preventing touch by mistake. The illuminating device comprises a cylinder, a lamp holder assembly arranged at the front end of the cylinder and a tail cover arranged at the rear end of the cylinder; a battery is arranged in the cylinder, a limiting ring for preventing touch by mistake is connected to the periphery of the tail cover in a threadedmode, a switch frame is further connected to the rear end of the tail cover, and a switch set and a battery contact assembly in connection with the battery are arranged on the switch frame; the switchset comprises a first switch and a rocker type second switch; the first switch and the rocker type second switch are both connected with the battery contact assembly, and a limiting groove used for limiting the switch set is further formed in one end, far away from the lamp holder assembly, of the limiting ring for preventing touch by mistake. According to the illuminating device for preventing touch by mistake disclosed by the invention, the movement of any direction of the switch set is limited through the limiting ring for preventing touch by mistake, so that the switch is effectively prevented from being accidentally touched to lighten the flashlight, unnecessary electric energy loss is reduced, and the structure is simple and practical.

The invention discloses a special waterproof and dustproof ice scraping air cylinder for an environmental sanitation vehicle. The special waterproof and dustproof ice scraping air cylinder comprises a stainless steel cylinder body, a piston rod, a positioning body and a protection cover. The stainless steel cylinder body is of a cylindrical structure with openings in the front portion and the rear portion. A front end cover and a rear end cover are arranged in the front opening and the rear opening of the stainless steel cylinder body in a sealing manner correspondingly. The piston rod penetrates the opening of the front end cover and is arranged in the stainless steel cylinder body. A piston rod sealing ring and an oil bearing are arranged between the interior of the opening of the front end cover and the piston rod. The end, located in the stainless steel cylinder body, of the piston rod is further provided with a piston. The positioning body is arranged on the outer surface of a cover opening of the front cover. The protection cover is fixedly matched with the positioning body and meanwhile penetrates the piston rod to be connected to the front end cover in a sleeving manner. The problem that an existing environmental sanitation vehicle air cylinder is prone to being affected by the outside environment is solved, the structure is simple, and water and dust can be efficiently prevented. Meanwhile, an ice layer formed on the piston rod of the air cylinder through temperature difference changes can be effectively scrapped away, and the service life of the environmental sanitation vehicle air cylinder is prolonged.

The invention provides a food insulation board. The food insulation board comprises a first board body with a first heating element and a second board body with a second heating element. The first plate body is provided with at least two foldable foot parts distributed in the circumferential direction of the first plate body, and the second plate body is provided with foot seats distributed in the circumferential direction of the second plate body. Concave cavities are formed in the upper sides of the footstands, and when the feet are in the stretching state, the feet can be inserted into the concave cavities. The bottom of at least one pin is provided with a first electrode, and the first heating element is electrically connected with the first electrode through a first wire located in the pin. A socket matched with the first electrode is arranged in at least one concave cavity, and a second electrode is arranged on the socket. When the foot part is inserted into the cavity, the first electrode is connected with the second electrode. The first plate body can be mounted on the second plate body in a stacked manner, so that the desktop space is utilized to the greatest extent. And the whole double-layer food insulation board only needs one external power line, so that the space is further saved.