35results about How to "Simple card connection" patented technology

The invention provides a brake device convenient to brake. The brake device comprises a permanent seat, a brake handle and a brake mechanism. When the brake device is used, the brake handle can be pulled, and then, a fixture block is clamped in the gaps of the brake handle and an installation groove to limit the rotation of the brake handle, and thus, the brake handle is connected with a brake stay rope, and is kept in a pulled state all along, so that a motorcycle is in a brake state all along; when the brake state is cancelled, the fixture block is separated from the gaps of the brake handle and the installation groove, and thus, the brake stay rope is recovered to a normal running state. The brake device is simple in operation, and can be rapidly switched between the brake state and the brake cancelling state.

The invention relates to the field of outdoor sports equipment, and discloses a three-point positioning quick-wearing fixer, which includes a fixing frame for fixing on a snowboard and a fixing plate for fixing on the bottom of a snowshoe, and the fixing frame includes a bottom plate, a heel and the side part, the upper surface of the bottom plate is provided with a front fixing part at an end far away from the heel, and a rear fixing part is provided at a position close to the heel of the side part, and there are two rear fixing parts, and the fixing plate is provided with The front fixed fitting part and the rear fixed fitting part respectively snapped into the front fixed part and the rear fixed part form a three-point distributed positioning by snapping the front fixed part and the rear fixed part respectively with the front fixed fitting part and the rear fixed fitting part. The two locking points cooperate with each other and work together, so that the anchor buckles the snowshoe from three points on the sides of the heel and the front of the sole, which limits the freedom of the bottom of the snowshoe to the sides of the ankle and the front of the sole, and has better stability. The force parts are all concentrated on the sole, which will not affect the human feet, and the comfort is better.

The invention discloses a folding storage type keyboard, and relates to the technical field of keyboards. The keyboard comprises a first keyboard body, a second keyboard body and a touch screen, rotating plates are symmetrically and movably connected to the two sides of the touch screen; the rotating plate is hinged with the first keyboard body or the second keyboard body; a pair of racks is matched between the rotating plate and the touch screen; a supporting block is matched above the rack; a first key area is arranged on the upper surface of the first keyboard body; a hinged support A is fixed on one side of the first keyboard body; a second key area is arranged on the upper surface of the second keyboard body; a hinged support B is fixed on one side of the second keyboard body; and clamping matching parts are arranged on the upper surfaces of the first keyboard body and the second keyboard body. Through the effects of the first keyboard body, the second keyboard body, the touch screen, the rotating plate, the rack and the supporting block, the problems that an existing keyboard is exposed outside, dust is prone to accumulating, folding is inconvenient, the keyboard is prone tobeing extruded for a long time, and the service life is affected are solved.

The invention relates to a music hair with a back. The music hair with the back comprises a headrest, a chair back and a seat. The headrest is internally provided with a trumpet. The seat comprises a shell and a cushion; the shell is internally provided with a power supply, a controller, a subwoofer and a plurality of corresponding mounting grooves; and the rear end of the shell is provided with a leading-out terminal. The power supply is connected with the controller, the subwoofer and the leading-out terminal through an electric wire; and the electric wire penetrates through the leading-out terminal and is connected into the chair back. A connection cover is arranged at the joint of the lower part of the chair back and the seat; and the connection cover is used for covering the electric wire between the chair back and the seat. The chair back is provided with an opening and the opening is provided with an inward turning edge which is integrally connected with the opening along the periphery; the inner part of the inward turning edge is provided with a wire channel; and the outer side of the wire channel is covered by a wire channel cover. The wire channel extends to the upper part of the chair back and the electric wire is arranged inside the wire channel in a penetrating manner to be connected with the trumpet inside the headrest. The music hair with the back disclosed by the invention has the advantages that under the precondition that a hollow part is arranged on the chair back, spaces of all parts of the chair are further reasonably utilized; and the music hair with the back has the characteristics of beauty, material saving, air permeability and hidden wires.

The invention discloses a connecting piece, in particular a washer, a screw and a screw assembly. The invention provides a washer that is not easy to fall off, comprising a ring-shaped ring body, the upper and lower surfaces of the ring body are respectively a screw contact surface and an object contact surface, and the screw contact surface is provided with annular snap-on protrusions , the inner ring surface of the clamping protrusion is provided with a washer clamping structure. By setting the washer snap-fit ​​structure on the washer and the screw snap-fit ​​structure on the screw, the washer and the screw can be kept fixed in the axial direction, which not only maintains the function of the original washer, but also avoids the washer in the process of removing the screw. fall off to avoid unnecessary loss of gaskets. The snap-fit ​​protrusion of the washer is formed by at least two arc segments, which can improve the elasticity of the snap-fit ​​protrusion and make it easier to snap with the screw.

The invention relates to an elastic clamping base of a wireless emitter and a display screen support frame. The elastic clamping base comprises a fixed base and a movable base; a wireless emitter clamping base is arranged at the upper end of the movable base; the wireless emitter clamping base comprises a positioning base matched with the wireless emitter, and two or more elastic clamping hooks distributed around the positioning base in an annular array form; the movable base is mounted in a cavity formed in the upper end of the fixed base; when the movable base is repeatedly pressed down, themovable base can circularly shrink downwards to be locked in the cavity, and meanwhile, the elastic clamping hooks are bent to the positioning base to hook the wireless emitter; the movable base is automatically unlocked to upwards extend out of the cavity; and meanwhile, the elastic clamping hooks automatically return and are separated from the wireless emitter. The clamping of the wireless emitter can be conveniently and quickly realized; the clamping is firm and stable; the operation is simple and easy; and the structure is more compact, skillful, small in size, few in limitation and capable of being applied to different equipment.

The invention relates to an LCD liquid crystal display screen. The LCD liquid crystal display screen comprises a cabinet body and a lifting mechanism, a lifting mechanism is installed in the cabinet body in a sliding fit mode. According to the LCD liquid crystal display screen, the adjustable lifting design concept is adopted to use the LCD liquid crystal screen; the lifting mechanism is adopted to perform mechanical lifting control on the display screen; data lines in the display screen mounting cabinet are sorted by adopting a plurality of structures; a U-shaped plate is adopted to assist infixing the connection part of the data line; the loosening or falling phenomenon is reduced; the use performance of the display screen is further improved; the winding column provided by the invention can play a role in carding and arranging data lines; different data lines are prevented from being wound and knotted, the probability of influence on the movement of the display screen is reduced, the overall cleanliness is improved, and meanwhile, the winding column can automatically rotate in the reverse direction to tighten the data lines by virtue of the rotation force of the torsion spring,so that the data lines are prevented from loosening.

The invention provides a lure box for catching insects, which includes a mounting block and a box body; it is characterized in that: a cross block is installed inside the mounting block, and the clamping groove of the mounting block and the clamping head of the ferrule are engaged with each other Fixed; the bottom surface of the box is fixed to each other through the chute of the bottom plate, and the bottom plate is fixed to the lower end of the box by sliding; the upper end surface of the box and the ferrule are fixed to each other by pasting. Insects roll insects to the inside of the device through the rotation of the cross block, and the cross block can rotate in the filter plate to filter the insects into the device, so that the installation block of the device forms a single entry effect to further prevent all internal The collected insects run out, and there are more than four light tubes on the bottom plate, and the main function of the light tubes is to provide light and heat to attract insects, and the bottom plate can be pulled away directly after the inside of the box is filled with insects Remove the insects.

The invention discloses a pain relief device for surgical nursing, which relates to the field of surgical nursing. The pain relief device for surgical nursing includes a horizontal plate, a fixing piece, a mounting piece and an ice compress. The four corners of the lower surface of the horizontal plate are symmetrically connected with fixing pieces, the lower surface of the horizontal board is fixedly connected with fixing pieces, and the side surfaces of the fixing pieces are slidable. An ice pack is attached. The pain relief device for surgical nursing is designed to be connected with the nursing bed through a fixing piece, and the height can be adjusted by connecting with the nursing bed. The ice compress tube is clamped under the horizontal plate near the patient's wound, and is wrapped around the outside of the ice compress tube. gauze, insert the ice pack into the ice compress tube, and use the abutting plate to hold it tightly. The patient or the caregiver rotates the ice compress tube to alternately cool the wound to relieve pain. The device of the present invention does not need to disassemble the gauze repeatedly, and can also change the ice compress state at any time. , and the position of the ice compress can be changed according to the patient's condition, so that the ice compress effect is closer to the actual needs of the patient.

The invention discloses a connector, and particularly relates to a gasket, a screw and a screw assembly. The gasket not prone to disengagement comprises an annular gasket body, the upper surface and the lower surface of the gasket body are the screw contact surface and the object contact surface respectively, the screw contact surface is provided with an annular clamping protrusion, and the inner ring surface of the clamping protrusion is provided with a gasket clamping structure. Due to the fact that the gasket clamping structure is arranged on the gasket, and a screw clamping structure is arranged on the screw, the gasket and the screw can remain stationary in the axial direction, in this way, the function of an original gasket is kept, gasket disengagement in the screw disassembling process is avoided, and unnecessary loss of the gasket is avoided. The clamping protrusion of the gasket is composed of at least two sections of arc sections, therefore, the elasticity of the clamping protrusion can be improved, and the clamping protrusion can be connected with the screw in a clamped mode more easily.

The invention discloses a circular bearing wrench for numerically controlled cutting tools, which comprises a fixed ring, a movable ring, a connecting buckle, a connecting ring, a first connecting block, a second connecting block, a knob nut, a connecting bolt, a pivot pin, a fastener, a fixing loop, handle, case and hanging hole. The present invention is provided with a fixed ring and a movable ring, the movable ring and the fixed ring are movably connected, the movable ring can be freely opened at a certain angle in the horizontal direction, and the diameter of the inner ring of the device can be changed within a certain range. The bearing saves the time of replacing the wrench. There are clamps in the fixed ring and the movable ring, which can be fastened clockwise and counterclockwise. It can be satisfied in different fastening directions, so that the device has a wider range of application. Both the upper end surface and the lower end surface of the bearing are provided with fixing rings, which can effectively prevent the bearing from falling during the installation process while fastening the bearing, making the bearing more safe and reliable during the installation process.

The invention relates to the technical field of ball head assembly machining, in particular to a machining process of a ball head assembly. The machining process comprises the steps of machining a ball head rod, machining a ball seat and assembling, and the step of machining the ball head rod further comprises a first turning step and a high-frequency quenching step; the first turning step: cutting the blank to enable the blank to form a rod body and a ball head; and the high-frequency quenching step: carrying out high-frequency quenching on the rod body and the ball head, wherein the surface hardness of the quenched rod body and ball head is not smaller than HRC58, and the surface decarburization phenomenon of the rod body and ball head is not allowed. The surface hardness of the ball head rod can be improved, the probability of deformation of the ball head is reduced, and the probability that the ball head falls off from the ball groove to cause failure of the ball head assembly is reduced; and moreover, the ball head is not easy to rub and deform in the ball groove, so that the friction force of the ball head in the ball groove is reduced, the universal rotation of the ball head in the ball groove is facilitated, and the service life of the ball head assembly is prolonged.

The invention discloses a pain relieving device for surgical nursing, and relates to the field of surgical nursing. The pain relieving device for surgical nursing comprises a horizontal plate, fixing pieces, a mounting piece and an ice compress barrel, the fixing pieces are symmetrically and fixedly connected to the four corners of the lower surface of the horizontal plate, the mounting piece is fixedly connected to the lower surface of the horizontal plate, and the ice compress barrel is slidably clamped to the side face of the mounting piece. The pain relieving device for surgical nursing is designed to be connected with a nursing bed through fixing pieces, the height of the pain relieving device is adjusted after the pain relieving device is connected with the nursing bed, then the ice compress barrel is clamped to the position, close to a wound of a patient, below the horizontal plate, gauze is wound around the outer side of the ice compress barrel, an ice bag is clamped into the ice compress barrel and is tightly abutted by an abutting plate, a patient or a nursing person can rotate the ice compress barrel alternately to cooling the wound for relieving pain. According to the invention, the ice compress state can be changed at any time without repeatedly disassembling the gauze, the position of the ice compress barrel can be changed according to the condition of the patient, so that the ice compress effect is closer to the actual requirement of the patient.