14results about How to "With damping effect" patented technology

This utility model discloses a tablet computer protective case, specifically relating to the field of electronic product protective case technology. It includes: a protective case; a support plate located on one side of a base, with one end extending towards the center of the protective case and the other end near the top of the protective case; the support plate being a rectangular or polygonal structure; and a damping hinge, one end of which is connected to the base and the other end connected to the support plate. This utility model, by providing a support plate rotatably connected to the case, allows the case to be horizontally or vertically supported when unfolded, facilitating user operations such as watching videos. Furthermore, the damping hinge provides a damping effect when the support plate rotates, thereby increasing the stability of the entire protective case during use.

The utility model relates to a mounting rack, belongs to the technical field of sound equipment mounting racks, in particular to a mounting rack for stage sound equipment, which comprises a support column, a movable groove is arranged at the top end of the support column, and a movable column is slidably connected in the movable groove; through the arrangement of the lifting mechanism, the two rotating frames are pulled out, a servo motor is started to drive the sliding plate, the arc-shaped frame and the rotating frames to move through a threaded shaft, then the sound box can be driven to ascend and descend, and in the ascending and descending process of the sliding plate, a user drives a threaded rod to rotate through a crank, so that the fixed track makes contact with the ground; according to the sound box lifting device, the sound box is moved to the two rotating frames, the lifting mechanism is used for lifting the sound box, then the heavy sound box is conveniently moved to the mounting frame, the labor intensity of workers is reduced, meanwhile, the situation that the sound box is broken due to the fact that the workers get out of force is avoided, and the problems that labor is wasted in the carrying process of the workers and the working efficiency is high are solved. And meanwhile, the sound box is easy to break due to force release.

The utility model discloses a garment tailoring device for garment processing, which relates to the technical field of garment tailoring and comprises a stop lever, a cloth pressing plate is fixed at the bottom of the stop lever, a long limiting sliding groove is formed in the vertical center of the stop lever, and ear grooves are formed in the top end and the bottom end of two sides of the stop lever. Transparent thin plates are arranged on the outer sides of the two sides of the stop lever, transparent thin lug plates of the transparent thin plates are connected with the U-shaped blocks through bolt assemblies at the positions of the penetrating holes, and therefore the two transparent thin plates can be located on the two sides of the stop lever, and the exposed position between the saw blade and the stop lever can be shielded by the transparent thin plates. Potential safety hazards caused by the fact that a worker touches the saw blade from the position when adjusting the position of cloth and removing waste are avoided, the protection effect is good, meanwhile, the transparent thin plate and the transparent thin lug plate are transparent, and the accuracy of the worker observing cutting along the line of the saw blade cannot be affected.

The utility model relates to the technical field of distance measuring tools, in particular to a laser measuring tape distance measuring instrument. The device comprises a first shell and a second shell which are detachably connected relatively, a ruler wheel and a distance measuring assembly which are respectively arranged in the first shell and the second shell, and a ruler body, a gasket and a positioning plate which are wound on the ruler wheel, a first mounting rod is arranged on the first shell, the ruler wheel rotatably sleeves the first mounting rod, and the gasket is mounted at one end, far away from the first shell, of the first mounting rod; the first shell is provided with a second mounting rod, the second mounting rod is parallel to the first mounting rod, the second mounting rod is rotatably sleeved with a limiting mechanism, and the positioning plate is mounted at the end, away from the first shell, of the second mounting rod. According to the utility model, by arranging the gasket and the positioning plate, the internal space of the laser measuring tape range finder is greatly reduced, the production cost of the laser measuring tape range finder is greatly reduced, more cost is saved, and the laser measuring tape range finder is simpler and more convenient to maintain.

The utility model discloses a displayer support which comprises a support body and a lifting assembly arranged in a movable space in the support body in an up-down sliding mode, the lifting assembly comprises a lifting base, a constant force spring, a first sliding base and a second sliding base, and the constant force spring, the first sliding base and the second sliding base are arranged on the lifting base. The first sliding seat and the second sliding seat are installed on the left side and the right side of the lifting seat respectively, a plurality of first elastic friction plates extending upwards in an inclined mode are arranged on the left side wall of the first sliding seat, a plurality of second elastic friction plates extending upwards in an inclined mode are arranged on the right side wall of the second sliding seat, and a first sliding groove and a second sliding groove are formed in the inner wall of the moving space. The upper end of the first elastic friction plate abuts against the inner wall of the first sliding groove in a sliding mode, and the upper end of the second elastic friction plate abuts against the inner wall of the second sliding groove in a sliding mode.

The invention relates to a road paving structure and a construction method thereof, and the road paving structure comprises a concrete base layer, a waterproof layer, a hard asphalt lower surface layer, a first bonding layer and an epoxy modified rubber asphalt surface layer which are sequentially arranged from bottom to top; and the void ratio of the epoxy modified rubber asphalt surface layer is 8-18%. Compared with the traditional SMA-13 pavement, the pavement has the beneficial effects that the noise inside and outside the vehicle is obviously reduced at the running speed of 80km / h, the driving experience is optimized, the stability of the pavement reaches the standard in the service period, and the pavement can be popularized and used.

The present invention discloses a cup cover with a suction nozzle based on elastic self-locking, comprising a cover body, a groove body for accommodating a suction nozzle is provided on the top plate of the cover body, the lower end of the suction nozzle is connected to the liquid outlet of the top plate, the upper end of the suction nozzle is connected to the outer port of a rotating sleeve, the rotating sleeve is hinged with an axial hole through a convex shaft 1, an arc surface is provided at the bottom of the groove body, the arc center of the arc surface is located to the upper right of the hole center of the axial hole 1, the line connecting the arc center and the hole center intersects with the arc surface at a critical point, the upper end of the elastic support rod is fixed to the bottom of the cover plate, and the spherical surface of the lower end of the elastic support rod touches the arc surface. The self-locking cup cover based on elasticity of the present invention can prevent normal unhooking due to improper buckling or accidental touching of a button, overcome the safety hazards such as water leakage and scalding, and has a simplified structure and is easy to use.

The utility model provides an ultrasonic wind speed and direction sensor, an upper cover is detachably connected with a base, the upper surface of the upper cover is connected with a stand column, and the top of the stand column is connected with a reflecting screen part; each probe fixing frame is provided with an opening, an ultrasonic probe is arranged in each opening, the four probe fixing frames are circumferentially and uniformly arranged on the upper surface of the upper cover, every two probe fixing frames with opposite openings form a group, in the two probe fixing frames in the same group, the ultrasonic probe in one probe fixing frame is a transmitting end, and the ultrasonic probe in the other probe fixing frame is a receiving end. The ultrasonic probe in one probe fixing frame is a receiving end, the ultrasonic probe in the other probe fixing frame is a receiving end, a first electrothermal film is arranged in the opening of each probe fixing frame, and the first electrothermal film surrounds the ultrasonic probe; a circuit module is further arranged, and the circuit module is electrically connected with the ultrasonic probe and the first electrothermal film. The heating film is arranged to heat the periphery of the ultrasonic probe, and the problem that ice and snow are accumulated around the ultrasonic probe to affect the measurement accuracy is solved.

A visual medicine applying auxiliary device is used for being matched with a mobile phone or a computer to display images and comprises a shell, a camera module, a lighting module, a power supply module and a network module. The shell is used for accommodating and supporting the camera module, the lighting module and the network module; the camera module is electrically connected with the power supply module and is used for shooting an image of the replacement part; the illumination module is electrically connected with the power supply module and is used for emitting visible light, and the visible light illuminates the image of the dressing change part; the lighting module comprises a lamp bead emitting visible light; the network module is electrically connected with the power supply module, is in electrical signal connection with the camera module, and is used for transmitting images shot by the camera module to a mobile phone or a computer.

The utility model discloses a hinge structure and a bluetooth earphone box, the bluetooth earphone box comprises the hinge structure, the hinge structure comprises a hinge shaft and a hinge arm rotatably connected with the hinge shaft, the hinge arm is provided with a hinge hole, the hinge shaft is sleeved in the hinge hole, the hinge shaft is provided with tooth sockets uniformly distributed around the central axis of the hinge shaft, and the tooth sockets are connected with the hinge shaft. An elastic buckle connected with the tooth groove in a clamped mode is arranged in the hinge hole, the elastic buckle is integrally formed in the hinge hole, and the tooth groove is integrally formed in the hinge shaft. The hinge structure and the Bluetooth earphone box provided by the utility model have the characteristics of simple structure, low cost, easy maintenance and good damping performance.

This invention relates to a vibration damper for suppressing vibrations generated during rotor system operation. Specifically, it is a combined bending-torsional vibration damper for rotor systems. It comprises a first rotor, an inner torsional damping structure, rolling bearings, an outer bending damping structure, a circular support, and a second rotor. The inner torsional damping structure is positioned above the first and second rotors, within the rolling bearings, and suppresses torsional vibrations generated during rotor system operation. The outer bending damping structure is positioned above the rolling bearings, within the circular support, and suppresses bending vibrations generated during rotor system operation. Rubber rings are incorporated within both the inner and outer torsional damping structures. These rubber rings reduce noise generated during rotor system operation and also provide some vibration damping. This invention suppresses both torsional and bending vibrations generated during rotor system operation, increasing the stability and service life of the rotor system.

The invention discloses a damping spacer, and relates to the field of power transmission equipment, the damping spacer comprises an annular frame body, and a first elastic member and a first heavy ball abutting against the first elastic member are arranged in the frame body; the transverse rod is arranged in a circular ring formed by the frame body, the two ends of the transverse rod are fixedly connected with the frame body, and a second elastic piece and a second heavy ball connected with the second elastic piece in an abutting mode are further arranged in the transverse rod; the swing rod is arranged in a circular ring formed by the frame body, one end of the swing rod is hinged to the cross rod, the other end of the swing rod is fixedly connected with the first heavy ball, and a third elastic piece and a third heavy ball connected with the third elastic piece in an abutting mode are further arranged in the swing rod. Through the arrangement of the frame body, the cross rod, the swing rod and the elastic pieces and the heavy balls in the frame body, the device has the vibration reduction effect in the horizontal direction, the vertical direction and the torsion direction, and when the frame body is twisted, semi-active control is achieved through the combination of torsion direction energy consumption of the spring type inerter and the high-damping rubber spring in the frame body.

The utility model belongs to numerical control vertical machining center technical field, concretely relates to a kind of machining center heat abstractor;Including machining center body, two U-shaped installation frame are respectively fixedly installed in the inner wall of assembly frame front and back sides, opening is equipped in assembly frame bottom, opening inside is equipped with dust collection subassembly, U-shaped installation frame top is equipped with sliding slot away from one side of machining center body, sliding slot inside sliding seal assembly is equipped with closure plate, extension plate lower end is inserted into assembly frame and end face fixed mounting has fixed block, fixed block is fixedly installed with cleaning brush in the side close to filter plate, assembly block rear side is fixedly installed with driving plate, electric push rod is stretched in when not needing to carry out heat dissipation to machining center, can close assembly frame to avoid dust to adhere on filter plate, influence heat dissipation, it can also conveniently clean filter plate, need not additional manual cleaning, easy operation is convenient. The end with driving plate bottom is fixedly connected;The utility model structure is simple and reasonable in design.

The utility model discloses an intelligent garbage can with a cover buffering function, and particularly relates to the technical field of garbage cans, the intelligent garbage can comprises a garbage can body and a cover body installed on the garbage can body, two damping bearings are arranged on the back of the garbage can body, and a double-shaft motor is arranged between the two damping bearings. Damping rotating shafts are arranged at the two output ends of the double-shaft motor, one ends of the two damping rotating shafts extend to one side of the damping bearing, a connecting block is arranged at one end of the cover body, the damping rotating shafts are fixedly sleeved with the connecting block, and a discharging assembly is arranged in the garbage can body. According to the intelligent garbage can, the cover body of the garbage can body can be controlled to be opened and closed intelligently, meanwhile, the throwing amount of garbage in the garbage can can be monitored, intelligent control is achieved, an operator can discharge all the garbage in the garbage can conveniently, and use is convenient.