32results about How to "Prevent falling dust" patented technology

The invention discloses a router cooling device. The device comprises a base. One side in the base is fixedly provided with a fan, and the other side in the base is fixedly provided with a motor. An air outlet of the fan is communicated with an air inlet of the bottom of a mounting box through a first flexible pipe. An air inlet of the fan is communicated with a cooling pipe in an oil cooling tank through a third flexible pipe. The other end of the cooling pipe is communicated with an air outlet of the bottom of the mounting box through a second flexible pipe. The oil cooling tank is arranged in the base and is between the fan and the motor through a support. Two sides of the bottom of the mounting box are symmetrically provided with a first external threaded rod and a second external threaded rod. The first external threaded rod is internally provided with a first screw rod. The second external threaded rod is internally provided with a second screw rod. The bottoms of the first screw rod and the second screw rod are fixed on the upper part of the base through a screw rod base. The device can be conveniently adjusted, and has dustproof and heat radiating functions, and is worthy of popularization.

The invention discloses an air purifier with a branched wind outlet duct, and belongs to the technical field of air purifiers. The air purifier comprises a purifier shell and a fan arranged in the inner cavity of the purifier shell, wherein a wind inlet and a wind outlet are formed in the purifier shell; an air inlet and an air outlet are formed in the fan; the air outlet in the fan is communicated with the wind outlet in the purifier shell through the wind outlet duct; the air inlet in the fan is communicated with a wind outlet in an air filter; a wind inlet in the air filter is communicated with the wind inlet in the purifier shell; the input end of the fan is connected with a power source; the wind outlet duct adopts a Y-shaped three-way pipe structure; the Y-shaped three-way pipe structure comprises a main pipe and two branch pipes; the main pipe is communicated with the air outlet in the fan; the branch pipes are communicated with the wind outlet in the purifier shell. The air purifier has the advantages that the outlet area of the forward centrifugal fan is obviously enlarged; when the rotating speed of an impeller and the wind volume are increased, air is dispersively distributed at the branched position, and thus noise is obviously weakened; meanwhile, local vortexes are obviously reduced, so that the efficiency of wind outlet is greatly improved.

The invention discloses a manual locking anti-electric shock socket. The socket comprises a shell, a locking mechanism, an electrifying mechanism and a panel, wherein the panel is fixedly arranged onthe shell. When the socket is used, a plug is inserted into a jack to open a jack baffle so as to contact a first conductor sheet to continue to press down; then a clamping piece slides into a clamping plate so that fixing pieces on two sides of the clamping piece gather towards the middle to compress the plug; when a second conductor sheet contacts with an electrifying block, a current supplies power to the first conductor sheet through an electric wire so as to be transmitted to the plug to start electrifying; then a worm drives a worm wheel to rotate by manually rotating a rotary knob so that a rotary block is driven to rotate to eject out the sliding block; and a top rod is pressed into the clamping plate so as to push the fixing sheet on one side of the clamping sheet to press the plug tightly. Therefore, inconvenience brought to production and life of people due to power failure caused by falling of the plug is prevented, a safety coefficient of electricity utilization is improved, and electricity utilization safety of children is protected.

The invention relates to an air purifier with an air guide grating device, and belongs to the technical field of air purifiers. The air purifier comprises a purifier shell with an air inlet and an air outlet and an air purification device arranged in an inner cavity of the purifier shell; an air inlet and an air outlet of the air purification device are communicated with the air inlet and the air outlet of the purifier shell respectively, air outlet gratings are arranged at the air outlet of the air purification device through a grating groove, the air outlet gratings and the grating groove are hinged through a hinge shaft, and the grating groove is communicated with the air outlet of the air purification device and is fixedly welded to the position above the air outlet of the air purification device. The air outlet gratings and the grating groove are buckled through the hinge shaft, the air outlet gratings are driven by a synchronous motor to turn over vertically, the air outlet direction is changed into the front upper direction from the vertical upward direction, the air feeding distance is increased, the purification effect is improved, and dust falling on an air flue can be prevented.

The invention discloses a computer case with good dustproof and damping effects. The computer case comprises a main case body, wherein a damping seat is arranged at the bottom of the main case body; agrab handle is arranged on the upper end surface of the main case body; the grab handle is sleeved with a protective sleeve; and a dustproof edge is arranged at the upper section of the front end surface of the main case body. According to the computer case with the good dustproof and damping effects, by arranging the dustproof cover, a locking rod, a rear sealing plate and the like, the dustproof and damping effects of the computer case are improved, and the problems that at present, most computer cases are poor in dustproof effect, serious in dust falling and poor in case damping effect aresolved.

An embedded touch screen all-in-one machine comprises a machine body and a shell provided with a screen cleaning device. The screen cleaning device comprises a sliding rail and a screw which are arranged on the two sides of the shell, the screen brush is transversely arranged between the sliding rail and the screw, a sliding sleeve at one end annularly sleeves the sliding rail, and a threaded sleeve at the other end is in threaded connection with the screw driven by a motor; The screen brush comprises a shaft body provided with a plurality of rubber strips, the rubber strips abut against a display screen of the machine body, a liquid guide pipe is arranged in the shaft body, a liquid outlet is connected with a plurality of spray holes in the shaft body, and a liquid inlet is connected witha liquid supply device. The screen brush and the pressing pump are linked at the same time through the first thread and the second thread on the screw rod, so that synchronous supply of cleaning liquid is achieved while the adhesive tape cleans the display screen. The screen brush pulls the curtain to shield and protect the screen and prevent dust falling; The cleaning liquid is contained in theliquid collecting hopper, adsorbed by the filter cotton and then falls into the liquid storage cavity of the bottle body to be recycled. The machine is simple in structure, convenient to use and goodin cleaning and disinfecting effect, the efficiency of workers is improved, and the cleaning and disinfecting device has high practicability and wide applicability.

An explosion venting bolt system comprises a screw. A nut is fixedly arranged above the screw. A waterproof gasket is arranged below the nut and sleeves the screw. A lead nut is arranged below the waterproof gasket and arranged on the screw in a matched manner. A traction hole is formed in the lower end of the screw and is a through hole, and the axis of the traction hole and the axis of the screware in intersection and form the included angle. The lead nut is sleeved with a protection cap, the interior of the protection cap is arranged to be in a hexagon nut shape to be matched with the leadnut, a high-strength steel wire is fixedly connected to the inner bottom of the protection cap, and the other end of the high-strength steel wire is connected with the traction wire. In short, secondary damage caused by splashing objects generated during explosion of an explosion venting wall is reduced, and better explosion venting safety performance is provided; and meanwhile, machining and installing are convenient, dust invading is avoided, and a better explosion venting effect is guaranteed.

The invention discloses a lipstick storage box, which comprises a vertical support column and two backboards, wherein the two backboards are perpendicular to each other and are perpendicular to the support column; a top plate with a right-angled corner is arranged at the top surfaces of the two backboards; a bottom plate with a right-angled corner is arranged at the bottom surfaces of the two backboards; a plurality of laminates are uniformly arranged on the backboards between the top plate and the bottom plate; a vertical baffle plate is hinged to one end, away from the supporting column, ofeach backboard; a dustproof plate for preventing dust falling is arranged on one surface, away from the corresponding backboard, of each laminate; and the top plate and the dustproof plates are detachably connected. Through the adoption of the storage box with the right-angled corner, the position of the corner of the desk or the corner of the wall is fully utilized for storing the lipstick; the plurality of laminates are arranged in the storage box, so that the lipstick can be stored in a layered mode; and the vertical baffle plate and the dustproof plates are arranged, so that the dust falling can be prevented while the storage is normalized.

Disclosed in the invention is a cable bridge stand apparatus with the characteristic of convenient indoor angle installation. The apparatus comprises a plurality of bridge stand boxes and each folding part connected between each two adjacent bridge stand boxes. Connecting plates are arranged at the two ends of the bridge stand boxes; first connecting plates are arranged at the two ends of the folding parts; and first screws are arranged between the connecting plates and the first connecting plates in a cooperative mode. End portions are arranged at the tops of the bridge stand boxes; rotating shafts are arranged inside the end portions in a cooperative mode; and positioning screws are arranged between the end portions and the rotating shafts in a cooperative mode. Circuit repairing and maintenance slots are formed in the front end surfaces of the bridge stand boxes. According to the cable bridge stand apparatus, dust entrance can be effectively avoided; the sealing effect is good; and animals like mice can be prevented from entering the cable bridge stand apparatus effectively, thereby avoiding damages on the cable. When rotating-angle installation is carried out, angle bending can be carried out by using the folding parts; after bending, the good sealing performance still can be maintained. Moreover, the apparatus has the excellent heat radiation performance; accumulation of heat inside the apparatus can be avoided; and aging of the internal cable can be prevented.

The invention discloses an intelligent office tea table. A table edge is arranged below a table top, a table top is nested on a table body, a clamp cabinet is arranged in the middle of one longitudinal side of the table top, loose leaf drawers and whole can drawers with the same size are arranged on two sides of the clamp cabinet, a tea set cabinet is arranged on the other side of the table top adjacent to the longitudinal side, cabinet doors of the clamp cabinet and the tea set cabinet are both arranged on the top surface of the table top, and an electric water furnace is arranged at the middle portion of the table top. The beneficial effects of the intelligent office tea table are that: when the intelligent office tea table is in use, a movable plate is pulled out, a bucket is obliquelyplaced on the movable plate, the bucket neck part of the bucket leans against a concave block, the bucket body at the other end abuts against a bent plate, the bucket body of the large bucket can be well attached to the side wall of a cambered surface plate through the cambered surface bent plate, the water bucket is more stable after being placed through a pressing groove formed in the surface ofthe movable plate, the intelligent office tea table is easy to understand in structure, low in manufacturing difficulty, good in using effect and easy to popularize, and various problems existing inan existing product can be effectively solved.

The invention discloses a toothbrush cup. The toothbrush cup is mainly characterized in that a cup body consists of an inner cup body and an outer cup body, identical tapers which are successively reduced from top to bottom are designed on the inner cup body and the outer cup body, the inner cup body and the outer cup body are tightly sleeved and fastened together, and corresponding ventilating holes are arranged on the inner cup body and the outer cup body. When used, the toothbrush cup can contain water for a user to brush teeth after rotating at a certain angle to close the ventilating holes. After the user brushes the teeth, a toothbrush is placed in the cup. After the toothbrush cup rotates at a certain angle, the ventilating holes are opened to be capable of ventilating, bacteria breeding is prevented, and a cover is covered on the toothbrush cup so as to prevent dust from the top direction, and accordingly the toothbrush cup is sanitary.

The invention is applicable to the field of electromechanical devices, and particularly relates to an electromechanical device capable of carrying out multi-radian clamping. The electromechanical device comprises a storage box arranged on a mechanical arm and a clamping structure, wherein the clamping structure is installed in the storage box, and the position of the clamping structure is adjustedby utilizing a telescopic structure located in the storage box; and the clamping structure is connected with a plurality of movable manipulator structures in a sliding mode, and the positions of themovable manipulator structures on the clamping structure can be slidably adjusted through a driving structure. The electromechanical device is used in actual production, the operation of the mechanical arm is utilized to drive the clamping structure clamping products to complete transportation; the positions of the movable manipulator structures slidably connected to the clamping structure on theclamping structure can be slidably adjusted through the driving structure, and limiting structures are utilized for limiting and fixing, so that the distribution of the plurality of movable manipulator structures on the clamping structure is adjusted; and the products with different radians are clamped by multiple radians, so that the stability is high.

The invention relates to the technical field of air conditioners, in particular to an air conditioner. The air conditioner comprises a bottom plate, a cover plate, an aroma box and an air conditioner body; the bottom plate is arranged at the bottom of the air conditioner body; and an opening hole is formed in the bottom plate, the aroma box can penetrate through the opening hole, the cover plate is mounted at the opening hole in a covering manner, and the cover plate is detachably connected with the bottom plate. According to the air conditioner, the opening hole is formed in the bottom plate, the aroma box can penetrate through the opening hole, the cover plate is mounted at the opening hole in the covering manner, the cover plate is dismounted from the outside of the air conditioner so that the aroma box can be dismounted and mounted, reliable built-in mounting of the aroma box is achieved, dismounting and mounting are convenient, the aim of providing aromatic gas can be achieved, and air output of the air conditioner is prevented from being blocked.

The invention discloses an embedded creative wall clock which comprises a wall body, wherein a lifting cavity is formed in the wall body; a sealing block is arranged in a shrinking groove in a sliding manner; a through cavity penetrating through left and right is formed in the sealing block; a transparent glass pane is fixedly arranged in the through cavity; a driving device is arranged on the right side of the lifting cavity; and the lifting block is meshed with the driving device. The embedded creative wall clock is simple in structure and convenient to operate, is embedded in the wall body at the initial state to reduce space utilization and prevent dust from falling on the wall block, can be pushed out of the wall body to facilitate overhaul or change, is flexible and varied and has aesthetic sense.

The invention belongs to the technical field of cleaning equipment, and relates to an FFU installation structure. The FFU installation structure comprises an installation frame arranged on the periphery of a machine case, a plurality of installation holes are formed in the installation frame, the installation frame penetrates screws and nuts of the installation holes to be fixed to a framework, a plurality of rigid limiting gaskets and flexible sealing strips are clamped between the installation support and the framework, the limiting gaskets are located on the peripheries of the installation holes, and the sealing strips are attached to one face of the installation frame and are provided with avoiding grooves avoiding the limiting gaskets. By means of the FFU installation structure, a screw fixation manner is adopted, the FFU machine case is fixedly connected to the framework, sealing is achieved through the limiting gaskets and the sealing strips which are of special structures, installation is facilitated, and the better sealing effect is achieved.

The invention discloses a multifunctional dustproof handle basket. The basket comprises a basket body. A basket opening fixing ring is arranged at the upper part of the basket body. Fixing pieces arefixedly connected to the outer portions of the two sides of the basket opening fixing ring. An arc-shaped fixing rod is fixedly connected to the fixing sheet. An arc-shaped movable rod is rotationallyinstalled on the fixing piece. An elastic dustproof film is fixedly connected between the arc-shaped fixed rod and the arc-shaped movable rod. The center of the bottom of the basket bottom is communicated with an obliquely-arranged oil discharging pipe, and the oil draining basket further comprises a rapid oil draining assembly detachably connected with the inner bottom face of the basket body. When the oil draining basket is used for draining oil, the elastic dustproof film is opened to cover the basket opening, so that food is prevented from falling dust, and the oil draining basket is convenient to use and open. The basket bottom capable of collecting oil and the oil discharging pipe are used for discharging accumulated oil during oil draining in a centralized mode, oil drop scatteringcannot be caused, during oil draining, the rapid oil draining assembly is rotated to stir food in the frying basket, meanwhile, the oil absorbing paper absorbs residual oil on the food, and sufficient oil draining is facilitated.

The invention discloses a wide-angle optical lens. The optical lens comprises a lens body and a lens cover, a fixing shell sleeves the lens body, and a lens fixing unit is arranged in the fixing shell; a sleeve is arranged outside the lens fixing unit, and a round base is arranged in the sleeve; positioning rods are arranged at the two ends of the radial line of the round base respectively, a sliding ring is arranged between the fixing shell and the sleeve, and the sliding ring is movably connected with the sleeve through threads; a fixed clamping ring is arranged in the sleeve, an elastic part is arranged outside the fixed clamping ring, and the elastic bottom is tightly fixed to the inside of the sleeve. The wide-angle optical lens can actively adjust the focal length of an internal lensaccording to the preference of a user so as to meet different photographing requirements.

The invention discloses a sanitary toothbrush box, mainly comprising a box body composed of an inner shell and an outer shell, wherein the inner shell and the outer shell are designed with same big-end-up taper and are tightly sleeved together; and the inner shell and the outer shell are provided with corresponding vent holes. When in use, a certain angle is rotated to seal the vent holes to hold water and brush teeth, and a toothbrush box is put in the box after teeth are brushed; and a certain angle is rotated to open the vent holes to vent so as to prevent bacteria from propagation, and a cap is covered to prevent dustfall from the top so as to play a sanitary role.

The invention provides an information transaction device and method based on an e-commerce platform. The information transaction device comprises an equipment main body, wherein a card slot, a display and an input key are arranged on a front panel of the equipment main body. The information transaction device is characterized in that a protection device is arranged above the input key and comprises a movable cover and a telescopic hydraulic cylinder, the telescopic hydraulic cylinder is fixedly installed in the equipment main body through a screw assembly, the device controls opening and closing of the movable cover through telescopic movement of the telescopic hydraulic cylinder, when the movable cover is unfolded, the input shielding effect on the sight of surrounding people and the camera is achieved, and when the movable cover is closed, the movable cover and the equipment main body structure seal the input key together, thereby playing a role of preventing dust falling and protecting the input keyboard. The protection device runs along with the card slot, and when the card slot reads that a corresponding card is inserted or pulled out, a signal is sent to control the hydraulic telescopic rod to perform corresponding retraction or extension operation, so that automatic switching of the state of the protection device along with the use state of the terminal is realized, and the device has a good development prospect.

The invention discloses a television cabinet capable of being folded and stored. The television cabinet comprises a bottom cabinet and a control device, wherein two fixed storage grids are symmetrically and fixedly connected to the top of the bottom cabinet; a television watching opening is formed between the two fixed storage grids; a top-layer storage grid is fixedly connected to the top of the bottom cabinet; the back of the bottom cabinet, the back of the two fixed storage grids and the back of the top-layer storage grid are all covered with back plates; the back of the two fixed storage grids is provided with two storage bins communicated with the television watching port; a movable mechanism is installed between the bottom cabinet and the top-layer storage grid. The movable mechanism comprises two guide rails which are symmetrically arranged up and down, a driving block is fixedly connected to the back of a U-shaped plate located on the lower portion, a lead screw is connected to the side wall of the driving block in a threaded and penetrating mode, and a motor is connected to one end of the lead screw in a coupling mode. The invention relates to the technical field of television cabinets. The problems that a user usually directly places a television on a television cabinet, dust accumulates on the television when the television is exposed outside for a long time, and the storage capacity of a traditional television cabinet is small are solved.

The invention provides air purification equipment for smart home based on the Internet of Things. The air purification equipment comprises a handle frame, a supporting plate, a hollow box body, a baseplate, a pull rod, protective cloth and a rotating rod, and a fixed pull rod is welded to the upper end face of the base plate. The upper end of the pull rod is connected with the protective cloth through a screw; the upper end of the protective cloth penetrates through the hollow box body; the protective cloth is wound on the annular side surface of a rotating rod in the hollow box body; the handle frame is fixed at the upper end of the hollow box body; the handle frame is placed on the supporting plate; the supporting plate is arranged at the upper side of the hollow box body; compared withthe prior art, the air purification equipment has the following beneficial effects that the left end of a draught fan and the right end of a metal filter plate can be conveniently protected, dust falling is avoided, the cleaning workload is reduced, the protective cloth can be conveniently rolled, air circulation is facilitated, and therefore the space utilization rate is increased.

The invention discloses a medical instrument storage device with a dust removal function. The medical instrument storage device comprises a storage outer shell and a storage inner shell, and is characterized in that a negative pressure mechanism is arranged on one side of the storage outer shell, a rotating mechanism is arranged on one side of the storage inner shell, and the rotating mechanism is connected with the negative pressure mechanism through a pipeline; the bottom of the storage outer shell is provided with a detection mechanism, the detection mechanism is connected with the negative pressure mechanism through a pipeline, the rotating mechanism comprises a rotary knob, the rotary knob is matched with one side of the storage inner shell, a positioning ring is arranged in one side of the storage inner shell, a rotating block is arranged in the positioning ring, and is fixed to the rotary knob, the upper side and the lower side of the rotating block are both convex surfaces, the left side and the right side of the rotating block are both concave surfaces, the upper side and the lower side of the positioning ring are both movably connected with first jacking columns, and the tail ends of the two sets of first jacking columns are both in bearing connection with first balls. The medical instrument storage device has the advantages of high practicability, dust removal and environmental protection.

The invention belongs to the technical field of metallurgy, and particularly relates to a special surface treatment method of an aluminum-based material, in particular to a laser low-reflection and ablation-resistant surface protection method for aluminum alloy visible light wave bands. According to the aluminum alloy surface protection method based on visible light laser absorption, a functional oxidation film based on an anodized layer is prepared on the surface of aluminum alloy by means of metal surface treatment, and in the forming process of the protection film, metal with heat conduction performance and metal oxide with visible light absorption performance are sequentially deposited in holes in a two-time electrochemical deposition mode, an absorption-heat conduction heat diffusion process is formed, heat is rapidly diffused to the surrounding environment through the deposited metal, and reflection of the visible light wave bands is effectively reduced. Phase change and dust fall caused by excessive single-point heat absorption are avoided, and firing of the technical surface due to the heat effect is reduced.

The invention discloses a double-layer breathable and disinfectant cup. According to the double-layer breathable and disinfectant cup, the cup body is composed of an inner cup body and an outer cup body. The inner cup body and the outer cup body respectively have the same taper which sequentially decreases from top to bottom, are hitched closely and are provided with corresponding breathable holes. When being rotated for a certain angle to seal the breathable holes, the double-layer breathable and disinfectant cup can be used for accommodating water for brushing teeth, and an ultraviolet ray sterilizing lamp irradiating the inside of the cup is arranged at the bottom of the cup, plays a role in sanitation and can also irradiate the cup and sterilize and disinfect a toothbrush after a person brushes teeth with the cup.

The invention relates to a dust-proof LED display screen, comprising a display screen, a pulling rope, a reel and a curtain cloth. The display screen is connected with a reel through bolts, the reel is provided with a curtain cloth, both ends of the reel are provided with grooves, and the pulling rope is arranged in the groove. The invention can avoid dust on the LED display screen and keep the LED display screen clean.