34results about How to "Avoid being exposed" patented technology

The invention relates to the technical field of textile manufacturing and processing, in particular to a covering yarn production device and method. In order to solve the technical problem that an existing compact spinning cotton web is too narrow to benefit filament covering, so that the quality of covering yarn is affected, the covering yarn production device comprises a flare opening, a first roller, a second roller, a third roller, a negative pressure pipe and a ring from top to bottom in sequence. A groove formed in the ring comprises a first end opening and a second end opening, wherein the first end opening is formed above the second end opening, and the width of the first end opening is larger than that of the second end opening. Fiber strands are subjected to drafting, stretching and reducing and then fed into the groove, namely a negative-pressure suction port, a filament volume is subjected to active unwinding and rotation of a loading roller, filaments are drawn forth, the filaments pass through a filament guide wheel and then are fed into a compact spinning leather roller, the compact spinning leather roller applies pressure on the negative-pressure suction port, core yarn covering is facilitated, filament covering cotton is avoided from being exposed to the outside, and the production quality of the covering yarn is improved.

The invention belongs to the technical field of battery manufacturing, and particularly relates to a battery top cover assembly structure. The battery top cover assembly structure comprises a first pole, a second pole and a top cover sheet, the first pole is provided with a first welding ring, the second pole is provided with a second welding ring, the top portion of the first pole is encapsulatedwith a first plastic piece matched with the first welding ring, the top portion of the second pole is encapsulated with a second plastic piece matched with the second welding ring, the first pole andthe second pole pass through the seal ring and are installed at the top cover sheet. By arranging an encapsulating structure of the top cover aluminum ring and the poles, the problem of generation ofa metal wire is solved, the safety of the battery is improved, the overcurrent capacity of the poles is ensured, and the production process is simplified, so that the production cost is reduced. Besides, the invention further discloses a battery top cover assembly method.

The invention provides a liquid pump with an outside mounted spring. The liquid pump comprises a pressure head, a tooth sleeve, a liquid storage tank formed by a cylinder, a piston assembly, and a reset compression spring arranged between the pressure head and the tooth sleeve and used for enabling the pressure head to upwards move in the axial direction corresponding to the tooth sleeve. The pressure head is provided with an upper spring base; and the tooth sleeve is provided with a lower spring base. The pressure head has a bushing extending downwards; the tooth sleeve has a bushing extending upwards; and the two bushings can be telescopically nested with each other. According to the liquid pump, the upper end of the spring is pressed against the upper spring base through being sleeved in a sleeve piece; and in an upper dead center position of pressing travel, the lower end of the bushing of the pressure head is separated from the upper end of the bushing of the tooth sleeve in the axial direction, and the lower end of the sleeve piece extends to a position lower than the upper end of the bushing of the tooth sleeve. The liquid pump can effectively solve the problem of unsmooth rotation of the pressure head or even getting stuck corresponding to the tooth sleeve, and can realize the needed pressing travel with relatively smaller size.

The present invention discloses a wire winding device of a relay. The wire winding device of the relay comprises a mounting base; the mounting base is provided with a wire winding assembly; the wire winding assembly comprises a wire winding groove and a coil lead-out sheet; and the coil lead-out sheet is arranged in the wire winding groove. According to the wire winding device of the relay, the rear end of the mounting base is provided with the wire winding groove; a coil lead-out sheet positioning hole is formed at the bottom of the wire winding groove; one end of the coil lead-out sheet passes through the coil lead-out sheet positioning hole and enters the wire winding groove; an enameled wire sleeves and is wound on a coil frame; two ends of the coil are connected with the coil lead-out sheet in the wire winding groove through an initial groove and an end groove respectively; and therefore, wire wound ends will not be exposed and damaged.

The invention provides a four-layer structure screen protection film and a manufacturing process thereof. The four-layer structure screen protection film comprises a bottom-layer release film, a single-face silica gel sectioning composite release film, a single-face silica gel hardened practical film and a top-layer protection film which are sequentially arranged from bottom to top; a plurality ofsectioning lines are arranged on the single-face silica gel sectioning composite release film in the length direction, and enable the single-face silica gel sectioning composite release film to be divided into a plurality of blocks; and a low-viscidity silica gel layer is fixedly arranged on the lower surface of the single-face silica gel sectioning composite release film, and the lower surface of the low-viscidity silica gel layer is attached to the upper surface of the bottom-layer release film. The four-layer structure screen protection film and the manufacturing process thereof have the technical effects that the four-layer structure screen protection film can move on a screen repeatedly in the film pasting adjusting process, the situation that before film pasting of a traditional film pasting process, a whole face of release film is uncovered directly, and then a large area of silica gel is exposed is avoided, and thus dust and cilia in air are prevented from being adsorbed.

The method discloses a tracking prevention method and terminal. The method comprises the steps of presetting safe location information in terminal equipment; and feeding back the safe location information to a location requester when the terminal equipment receives a location request. When the tracking prevention method provided by the invention is carried out, a user can preset the safe location information in the terminal equipment, when the terminal equipment receives the location request of other terminal equipment, the safe location information preset by the user can be fed back to the other terminal equipment sending the location request, in this way, a current real geographical location of the user can be prevented from being exposed, the user is prevented from being tracked by others maliciously, the personal privacy of the user is effectively protected, and the user experience is improved.

An optical fiber coupling connector assembly comprises a first optical fiber coupling connector and a second optical fiber coupling connector which are in socketed joint. The first optical fiber coupling connector comprises a first body and a first lens, the first body is provided with a first blind hole and a first containing space opposite to each other, the first lens comprises a first body and a first projection located on the first body and is fixedly arranged in the first containing space, and the first projection is located between the first blind hole and the first body and aligns to the first blind hole. The second optical fiber coupling connector comprises a second body and a second lens, the second body is provided with a second blind hole and a second containing space opposite to each other, the second lens comprises a second body and a second projection located on the second body and is fixedly arranged in the second containing space, and the second projection is located between the second blind hole and the second body and aligns to the second blind hole. The invention further relates to an optical fiber coupling connector.

The invention discloses a wire routing system in a bicycle. The wire routing system in the bicycle comprises a handlebar and a head tube; a wire collecting device is arranged between the handlebar andthe head tube; the insides of the handlebar, the head tube and the wire collecting device communicate with one another; the insides of the handlebar and a cross handle communicate with each other; awire harness in the cross handle successively penetrates through the handlebar and the wire collecting device and enters the head tube; a steering tube is fixedly arranged at the lower end of the handlebar; the steering tube downwards successively penetrates through the wire collecting device and the head tube and then is fixedly connected with a front fork; various wire harnesses are arranged inthe handlebar, the head tube and the wire collecting device, and can be arranged neatly, moreover, the wire harnesses can be effectively protected from being damaged by external force, the service life is prolonged, and after-sales maintenance costs are reduced; and by arrangement of a fastener, the circumstance that related connecting wire harnesses of a motor are exposed, the strength of connection between a frame and the fastener is enhanced remarkably by the structure of a double-layered shell, work vibration of the middle motor and load applied to a rider are overcome, the structure of the frame is simplified, and the comfort level of riding is improved.

The invention discloses a motor brush holder and a preparation method thereof. The motor brush holder comprises an one-time injection molding shell, a two-time injection molding shell and a circuit piece, wherein the one-time injection molding shell is provided with a mounting through hole, and the circuit sheet comprises a first conductive sheet, a second conducting piece, a first conducting block, a second conducting block, a first conducting hole, a second conducting hole, a first transition conductive piece, a second transition conductive piece and a punching piece. The first conductive block, the second conductive block, the first transition conductive sheet and the second transition conductive sheet are injected into the one-time injection molding shell. The first conducting block and the second conducting block are exposed outside the one-time injection molding shell with set explosion parts, and the rest parts are completely wrapped by the one-time injection molding shell. Themotor brush holder and the manufacturing method thereof solve the problem that an electric brush is exposed, and prevent the abnormal invasion of conducting media. The performance of the product is more stable and durable, and the requirements of customers are met to the largest extent.

The invention discloses a wire routing system in a bicycle. The wire routing system in the bicycle comprises a handlebar and a head tube; a wire collecting device is arranged between the handlebar andthe head tube; the insides of the handlebar, the head tube and the wire collecting device communicate with one another; the insides of the handlebar and a cross handle communicate with each other; awire harness in the cross handle successively penetrates through the handlebar and the wire collecting device and enters the head tube; a steering tube is fixedly arranged at the lower end of the handlebar; the steering tube downwards successively penetrates through the wire collecting device and the head tube and then is fixedly connected with a front fork; various wire harnesses are arranged inthe handlebar, the head tube and the wire collecting device, and can be arranged neatly, moreover, the wire harnesses can be effectively protected from being damaged by external force, the service life is prolonged, and after-sales maintenance costs are reduced; and by arrangement of a fastener, the circumstance that related connecting wire harnesses of a motor are exposed, the strength of connection between a frame and the fastener is enhanced remarkably by the structure of a double-layered shell, work vibration of the middle motor and load applied to a rider are overcome, the structure of the frame is simplified, and the comfort level of riding is improved.

The invention discloses an automatic tail fiber storage device used for storing a tail fiber with a joint. The automatic tail fiber storage device comprises a box, a fixed pulley block, a movable pulley block, a first compression spring and a clamping device, wherein a tail fiber inlet hole is formed in one side of the box; the fixed pulley block is fixed on the right part of an inner cavity of the box, and the movable pulley block can be located in the inner cavity of the box in a bilaterally sliding manner and is located on the left side of the fixed pulley block; the first compression spring is matched with the movable pulley block to enable the movable pulley block to have a trend of leftward movement; the tail fiber enters the box via the tail fiber inlet hole, winds around the fixedpulley block and the movable pulley block and then penetrates out of the tail fiber inlet hole to the outside of the box; the joint of the tail fiber is located outside the box; the clamping device isdetachably or movably clamped on the tail fiber and located outside the box. The device has the advantages as follows: the device is convenient and simple to use and easy to operate.

The invention discloses a genital enlargement device for gynecology, which includes a handle, a fixed plate and a movable support plate. The handle is provided with a gear and a turntable, the gear is arranged inside the handle through a rotating shaft, and the turntable is arranged outside the handle. The turntable is connected with the pin shaft of the gear, the fixed plate is arranged above the handle, the rear end of the fixed plate is provided with an observation port, the movable support plate is arranged under the fixed plate through the rotating shaft, and the movable support plate is provided with a drug delivery tube, an arc Plate and rack, the drug delivery tube is set under the inside of the movable support plate, the arc plate is set at the bottom of the movable support plate, and one end of the arc plate is inserted into the inside of the handle, and the rack is set on the right side of the arc plate. On the side, the rack meshes with the gear teeth. The invention has a simple structure, can conveniently observe the disease, and can easily deliver medicine to the patient through the medicine delivery tube.

The present invention relates to an energy-saving luminous advertising device and its installation method, including an advertising frame, a lifting mechanism, an anti-fall cylinder, and a solar lamp module, wherein the advertising frame includes a buried column, a vertical column, a longitudinal column, and a box seat . , the second guide wheel, the third guide wheel, the advertising paste board, etc.; the anti-fall cylinder is set on the advertising frame; the solar lamp module is set on the advertising frame. The overall structural strength of the present invention is very high. When the advertisement needs to be replaced, workers do not need to climb, which can avoid safety accidents, and the replacement of the advertisement cloth is very convenient, and it can prevent the advertisement cloth from being wet, which helps to prolong the life of the advertisement cloth. The service life of the advertising cloth is to maintain a good advertising display effect for a long time; the installation method is very simple and convenient, and can achieve the effect of quick installation.

The invention relates to an energy-saving light-emitting advertising device and a mounting method thereof. The energy-saving light-emitting advertising device comprises an advertising frame, a liftingmechanism, an anti-falling cylinder and a solar lamp module, and the advertising frame comprises an embedded column body, a vertical column body, a longitudinal column body, a box body base, a diagonal draw bar, a covering ring and the like; the lifting mechanism comprises a driving motor, a first rotating shaft, a second rotating shaft, a transmission gear set, a first take-up wheel, a second take-up wheel, a third take-up wheel, a first guide wheel, a second guide wheel, a third guide wheel, an advertisement pasting plate and the like. The anti-falling cylinder is arranged on the advertising frame; and the solar lamp module is arranged on the advertising frame. The energy-saving light-emitting advertising device is very high in overall structural strength, workers do not need to climb when advertisements need to be replaced, safety accidents can be avoided, the advertising cloth is very convenient to replace, the advertising cloth can be prevented from being wetted, the service lifeof the advertising cloth can be prolonged, and a good advertising display effect can be kept for a long time; and the mounting method is very simple and convenient, and the effect of rapid installation can be achieved.

The invention discloses a plastic shell gunpowder fixing propelling system and a fastener and a machining process thereof and belongs to the field of fastener fastening instruments. The system comprises a gunpowder charging bin. A gun propellant hole is formed in one end of the gunpowder charging bin, the other end of the gunpowder charging bin is a primer end, and a powder load gun propellant is arranged in the gun propellant hole. A primer mixture hole is formed in the bottom of the gun propellant hole and a powder load primer mixture is arranged in the primer mixture hole. An anti-explosion gap is reserved between the powder load gun propellant and the powder load primer mixture. A stepped hole is formed by the gun propellant hole and the primer mixture hole and the gun propellant hole is larger than the primer mixture hole. Quality accidents caused by the reduction of the firing rate of a shell-free powder load due to the fact that the shell-free powder load is exposed outside and absorbs moisture are effectively avoided, safety accidents of explosion, caused by various factors such as collision, high temperature and open fire, of the shell-free powder load can be avoided as well, and meanwhile through the arrangement of the gun propellant and the primer mixture, it can be guaranteed that the powder load is effectively triggered, and the high firing rate is guaranteed.

The invention provides a seal assembly and a generator, and relates to the technical field of generators. The seal assembly is used for protecting an oil level sensor, and the oil level sensor is mounted on an oil tank. The seal assembly comprises a cover plate, and the cover plate and the oil tank are connected so as to prevent the oil level sensor from being exposed outside. The cover plate andthe oil tank are connected, the oil level sensor is located between the cover plate and the oil tank, and therefore the oil level sensor is prevented from being exposed outside, damage of the outsideenvironment to the oil level sensor is greatly reduced, the service life of the oil level sensor is prolonged, and appearance uniformity is improved. The generator comprises the oil level sensor, theoil tank and the above seal assembly. The seal assembly is connected with the oil tank and is used for preventing the oil level sensor from being exposed outside. Through protection of the seal assembly on the oil level sensor, the service life of the oil level sensor is prolonged.

The invention discloses an LED (light emitting diode) ceiling lamp. The LED ceiling lamp comprises a base plate, a light transmitting cover, an LED light source structure, a driving device, a functional electrical device and a mounting steel plate, wherein an annular convex ring is arranged on the base plate; a cavity is formed in the inner side of the annular convex ring; the driving device and the functional electrical device are accommodated in the cavity; the upper end of the annular convex ring is an annular plane; the LED light source structure comprises a substrate and an LED bulb, wherein the substrate is adhered to the annular convex ring and covers the cavity; the driving device, the functional electrical device, the wire and the like are concealed in the bottom of the substrate and are not exposed, so that the LED ceiling lamp is simple and attractive in appearance; the mounting steel plate comprises a first plane and a second plane; the first plane is arranged on a ceiling through first screws; the second plane is fixedly connected with the inner side wall of the base plate through second screws from outside to inside; the light transmitting cover covers the base plate so that the LED ceiling lamp is simple and attractive in appearance; the light transmitting cover is provided with an inner edge, nuts of the second screws are positioned on the outer side wall of the base plate, and the inner edge is supported and fastened by the nuts; and the LED ceiling lamp is quick, easy and convenient to mount and detach.

The invention relates to the technical field of charging pile circuit safety management, and discloses an electric power safety monitoring system of a parking lot charging circuit, which comprises a management platform and a charging pile, the system further comprises a power grid display module, an interval power supply module, an interval power-off module, an electric leakage monitoring module, a camera monitoring module, a voltage monitoring module, a current monitoring module and an independent power-off module. The management platform is used for managing and monitoring power lines in the parking lot and performing safety regulation and control when an accident occurs; and the charging pile is used for charging the electric vehicle. By visually displaying the load condition of the electric power circuit, a worker can guide and deploy vehicles entering the parking lot according to the load condition of the electric power circuit in each area, so that the vehicles are separated more uniformly, the workload of the electric power circuit is reduced, and the service life of the electric power circuit is prolonged; and short circuit and spontaneous combustion of the power line due to long-time high-load work are prevented, so that the safety is improved.

The invention belongs to the technical field of medical equipment, and particularly relates to a pediatric pneumonia dual microwave therapeutic apparatus which comprises a main body, a connecting rod used for driving a therapeutic head to move is arranged on one side of the main body, and a supporting rod used for driving the connecting rod to move is arranged on one side of the upper end of the main body. And the outer side of the upper end of the main body is fixedly connected with a storage rack for storing the supporting rods. The gear shaft can be ejected out by rotating the fixing sleeve to relieve limiting of the connecting rod, the gear shaft can be further driven by the spring to automatically reset to fix the connecting rod, operation is easy, use is convenient, and meanwhile fixing can be rapidly completed to prevent equipment from shaking to affect the treatment effect; the storage rack is arranged on one side of the main body, the lower end of the supporting rod is rotationally connected to the interior of the upper end of the storage rack, at the moment, the connecting rod can be stored in the storage groove, the supporting rod is rotationally stored in the storage rack, operation is easy, and the storage rack can be stored after being used and prevented from being exposed outside and is convenient to carry and use.

The invention provides a rear cover structure of an automobile regulator. The rear cover structure comprises a regulator rear cover main body, an adhering mechanism and a protection mechanism; the regulator rear cover main body comprises a support, installation lugs, electric wires, an indicator lamp, cooling fins and a cover plate; the adhering mechanism comprises connecting strips; the connecting strips are located on two sides of the bottom end of the cover plate; limiting heads are arranged at the bottom ends of the connecting strips; fixing blocks are arranged at two ends of the interiorof the support; limiting grooves are formed in the top ends of the fixing blocks; limiting rings are arranged on the inner walls of the limiting grooves; the connecting strips are positioned in the limiting grooves; the limiting heads are located at the bottom ends of the limiting rings; a limiting block is arranged at the bottom end of the interior of the support; and one end of the limiting block is located at the top end of the cover plate. According to the rear cover structure of the automobile regulator, the connecting strips are additionally arranged on the two sides of the bottom end ofthe cover plate, so that the mounting efficiency and production efficiency of the cover plate are effectively improved; and an insulating telescopic sleeve is additionally arranged on the rear surface of the support, so that the safety performance of the regulator rear cover body can be improved.

The invention discloses a forming cylinder structure of additive manufacturing equipment and a forming method. According to the forming cylinder structure of the additive manufacturing equipment, an electromagnetic driving structure is formed by using a primary winding on the outer wall of a forming cylinder body and a secondary winding wound around the outer wall of a traction conductor, a magnetic field is generated in a forming cylinder after the primary winding is electrified, the traction conductor generates induced electromotive force under the action of magnetic line cutting of the magnetic field generated in the forming cylinder so as to generate an induced current, the induced current interacts with the magnetic field generated by the primary winding, and thus the traction conductor bears electromagnetic force in the vertical direction; and the electromagnetic force can make a forming piston suspend and stay after overcoming the dead weight of the forming piston, the purpose of driving the forming piston to move up and down is realized by controlling the magnitude of the electromagnetic force, and the forming piston slides up and down by taking the inner wall of the forming cylinder body as a moving track. The forming cylinder structure of the additive manufacturing equipment has the simple structure, does not need an external driving piston, and reduces the external structure of the forming cylinder; and the internal height of the forming cylinder is the heights of a structure to be formed, the forming piston and the traction conductor, and the complexity degree of the integral forming structure is thus reduced.

The invention discloses a forming cylinder structure of additive manufacturing equipment and a forming method. According to the forming cylinder structure of the additive manufacturing equipment, an electromagnetic driving structure is formed by using a primary winding on the outer wall of a forming cylinder body and a secondary winding wound around the outer wall of a traction conductor, a magnetic field is generated in a forming cylinder after the primary winding is electrified, the traction conductor generates induced electromotive force under the action of magnetic line cutting of the magnetic field generated in the forming cylinder so as to generate an induced current, the induced current interacts with the magnetic field generated by the primary winding, and thus the traction conductor bears electromagnetic force in the vertical direction; and the electromagnetic force can make a forming piston suspend and stay after overcoming the dead weight of the forming piston, the purpose of driving the forming piston to move up and down is realized by controlling the magnitude of the electromagnetic force, and the forming piston slides up and down by taking the inner wall of the forming cylinder body as a moving track. The forming cylinder structure of the additive manufacturing equipment has the simple structure, does not need an external driving piston, and reduces the external structure of the forming cylinder; and the internal height of the forming cylinder is the heights of a structure to be formed, the forming piston and the traction conductor, and the complexity degree of the integral forming structure is thus reduced.

The invention provides an intelligent automobile charging pile, and belongs to the technical field of charging piles, the intelligent automobile charging pile comprises a charging pile body, a power supply, a charging gun, a reel, two groups of motors, a power connection assembly, an elastic reset piece, a first conductive seat and a second conductive seat, the reel is arranged in the charging pile body, and the two groups of motors are distributed at the two ends of the reel; and one end of the charging gun is connected with a cable, and the end, away from the charging gun, of the cable extends into the charging pile body and is wound around the reel. Compared with the prior art, the charging pile has the advantages that the two motors are used for driving the reel to rotate positively and negatively, so that unwinding and winding operation of the cable is achieved, the cable can adaptively extend along with the charging gun during charging, the cable can be automatically stored in the charging pile body when the charging pile is not used, cable protection is achieved, the cable is prevented from being exposed, and the charging pile is convenient to use. And the safety is improved.