57results about How to "Reduce rigid contact" patented technology

The invention discloses a passive self-adaption magnetorheological deceleration strip. The passive self-adaption magnetorheological deceleration strip comprises a gear shaft, a cylinder rack, a deceleration strip, a winding, a stator iron core, a ring magnet, an annular magnetic yoke, a multi-disc magnetorheological brake and a real time electric energy control module, the upper end of the cylinder rack is fixedly connected to the deceleration strip while the lower end thereof is opened with a blind hole, the blind hole is sleeved out the outer surface of the stator iron core, the winding is wound out the outer surface of the stator iron core, the ring magnet and the annular magnetic yoke are stacked in the blind hole at the lower end of the cylinder rack at interval, the lower end of the cylinder rack is connected with a support spring II and a piezoelectric generating set II, the gear shaft is matched with the cylinder rack, the multi-disc magnetorheological brake is mounted on the gear shaft. The passive self-adaption magnetorheological deceleration strip can adjust the rigidity of the deceleration strip at real time and automatically according to the vehicle speed of the vehicle and have no obstruction action to the vehicle at low speed, the comfort is increased, the vehicle and deceleration strip are protected for reducing the speed for the vehicle at high speed for having the reasonable reminding and punitive action.

A substrate cassette device comprises a cassette frame for loading a substrate and a frame turnover mechanism for turning the cassette frame. The cassette frame comprises a substrate imbedding port; the cassette frame is provided with a plurality of substrate fixing mechanisms for fixing and supporting the substrate; the frame turnover mechanism and the cassette frame are fixedly connected for realizing turning of the substrate in the cassette frame in multiple angles. During a heating process of the glass substrate, the substrate cassette device provided by the invention can effectively improve the heating uniformity of the substrate through turning the glass substrate by multiple angles, and overcomes formation of gravity-induced depressions on the surface of the substrate in an existing static heating process of the substrate, so as to improve the flatness and size precision of the substrate.

The invention discloses a damping energy dissipation device of a shield tunnel bolt joint, and belongs to the technical field of shield tunnel shockproof engineering. The damping energy dissipation device comprises a joint gasket, a first rubber gasket, a first sleeve, a second rubber gasket, a second sleeve and a third rubber gasket which are coaxially arranged in sequence, the first sleeve is provided with a first elastic waterproof sealing ring and a second elastic waterproof sealing ring, a plurality of protrusions are uniformly arranged on the first sleeve in the circumferential direction, each protrusion is sleeved with a damping spring, each damping spring is provided with a round gasket, a plurality of through holes corresponding to the protrusions are formed in the first rubber gasket, the second sleeve is provided with a third step groove, the third rubber gasket is provided with a third step protrusion corresponding to the third step groove, and the third step groove is provided with a third elastic waterproof sealing ring. The damping energy dissipation device has the advantages of being convenient to install, high in damping energy dissipation effect, capable of effectively achieving attenuation vibration and good in waterproof effect.

The invention belongs to the technical field of traditional Chinese medicinal materials, and discloses a traditional Chinese medicinal material cleaning device with an anti-damage function. The traditional Chinese medicinal material cleaning device comprises a cleaning box, a box door is hinged above the front surface of the cleaning box through hinges, and a water inlet pipe communicated with theinterior of the cleaning box is inserted into the left side of the cleaning box in a penetrating manner. When the scheme is used, traditional Chinese medicinal materials needing to be cleaned are firstly placed in a cleaning net barrel, then the cleaning net barrel is connected with a connecting net cover through a connecting piece, then the cleaning net barrel is driven to descend through a telescopic mechanism, and meanwhile cleaning water is introduced into the cleaning box through the water inlet pipe, so that the cleaning net barrel is submerged in the cleaning water, and the medicinal materials are cleaned; and meanwhile, the telescopic mechanism and the cleaning net barrel are driven by a transmission assembly, so that the water flow speed is increased, the cleaning efficiency is improved, stirring of a stirring shaft is not needed, the phenomenon that the traditional Chinese medicinal materials are damaged due to stirring of the stirring shaft is prevented, rigid contact between the medicinal materials and the cleaning net barrel can be reduced through a net pad, and the traditional Chinese medicinal materials are effectively prevented from being damaged.

The invention discloses a plate hoisting structure for house building construction, and relates to the technical field of house building construction. According to the technical scheme, the plate hoisting structure is characterized by comprising a bottom plate, stand columns, rolling wheels, a sliding plate, a loading frame, a protection plate, a brake motor and a lifting rope, wherein a fixing device is mounted on the loading frame; a plurality of brake devices are mounted between each stand column and the loading frame; each brake device comprises a first horizontal groove, a brake plate, adriving mechanism, a first returning assembly, an inserting groove and a buffer mechanism; each driving mechanism comprises a second horizontal groove, a first horizontal plate, a second returning assembly, a second horizontal plate and two first inclined planes; each driving mechanism further comprises a first vertical groove, a vertical plate, a second inclined plane and two third inclined planes; and each buffer mechanism comprises a second vertical groove, a buffer plate and a plurality of first springs. According to the plate hoisting structure, the brake devices are arranged, so that rigid contact between the loading frame and the protection plate can be reduced, and therefore the possibility that the loading frame is damaged can be reduced.

The invention discloses a double-filter-wheel differential motion switching device with a flexible accurate positioning system. A dynamical system drives filter wheels to work through a motor. The device is characterized in that a driving mode among the dynamical system and the filter wheels includes that the filter wheel I and the filter wheel II are mounted on a base and a supporting seat, the filter wheel I is mounted on a rotating shaft I through a forward unidirectional bearing, the filter wheel II is mounted on a rotating shaft II through a reverse-rotation unidirectional bearing, the rotating shaft I is connected with the rotating shaft II through a coupler, a synchronous pulley II is coaxially fixed on the rotating shaft I and in flexible transmission connection with a synchronouspulley I through a synchronous belt, and the synchronous pulley I is driven by the motor. A light filter II can rotate forwards, the filter wheel I does not move, or the filter wheel I can reversely rotate, and the filter wheel II does not move. The switching device is high in transmission accuracy, the filter wheels are conveniently and rapidly disassembled, damage risks are omitted, a flexible positioning ring with a certain pre-tightening force is matched with a Geneva mechanism, and the device is stable to rotate and high in positioning accuracy.

The invention discloses an automatic measurement device for a hexsectioned orifice cage retainer. The measurement comprises a rack, conveying belts, a support I, a screening passage, a cylinder I, a screening pull rod, a slide way I and a first bidirectional cylinder, wherein two conveying belts are transversely arranged in the middle of the upper surface of the rack side by side, the support I isfixedly arranged on the rear side of the upper surface of the rack transversely; a screening passage is connected with the right front side of the upper surface of the rack; the cylinder I is fixedlyarranged on the right side of the screening passage; the telescopic rod of the cylinder I is horizontally backward, and the screening pull rod is arranged at the top end of the telescopic rod; the slide way I is transversely formed in the front side of the support I; and the first bidirectional cylinder is transversely arranged in the middle of the slide way I. The measurement device can be usedfor accurately and automatically measuring a hexsectioned orifice cage retainer, has extremely strong measurement stability, and can be used for accurately acquiring parameter data of the measured hexsectioned orifice cage retainer by utilizing measured data obtained by each sensor with corresponding methods.

The invention discloses a sealing device for spicy fish packaging bags. The sealing device comprises a first sealing device and a second sealing device, wherein the second sealing device is arranged at the upper end of the first sealing device; after packaging bag sealing is finished, a pressing rod can be pressed downwards to enable a first limited block to start to retract along a slope groove;and when the first limiting block retracts and then moves to one side of a connecting hole, the first limited block can be clamped in an inner cavity of the connecting hole under the action of the elastic force of a second spring, so that the first sealing device and the second sealing device can be closed and self-locked, and an operator is prevented from accidentally touching a lower sealing component and an upper sealing component to cause damage.

The invention relates to a surgical instrument used in the respiratory medicine department. The surgical instrument comprises a handle and a screw. One end of the handle is connected with a base body through an inserting rod, a connecting sleeve and a bolt. The base body is provided with a threaded sleeve which is connected with the screw. A limiting cap is installed at the left end of the screw, and a rubber sleeve is installed at the right end of the screw. Due to the arrangement of the handle, the inserting rod, the connecting sleeve and the bolt, fixation between the handle and the base body can be achieved easily and the function of adjusting the position between the handle and the base body can be achieved easily; due to the arrangement of the base body, the screw, the threaded sleeve, the limiting cap and the rubber sleeve, the installation position of a surgical instrument device connected with the base body can be adjusted and fixed easily, and rigid contact generated when the surgical instrument body is connected with the base body can also be reduced easily.

The invention belongs to the technical field of four-wheel recreational scooter, and provides a four-wheel electric vehicle independent suspension. The four-wheel electric vehicle independent suspension is provided with a left cross arm and a right cross arm, and the left cross arm and the right cross arm are connected into a whole through a transverse stabilizer bar connected to an auxiliary frame; the two ends of the transverse stabilizer are connected with a left damper and a right damper through a left connecting rod and a right connecting rod respectively; the independent suspension is further provided with a left adjusting arm and a right adjusting arm; the left cross arm and the left adjusting arm are connected with the left damper and the auxiliary frame, and a left longitudinal arm connected with the frame into a whole is connected to the left brake; the left brake is connected with the frame through the left damper; the right cross arm and the right adjusting arm are connected with a right brake and the auxiliary frame, and a right longitudinal arm connected with the frame into a whole is connected to the right brake; the right brake is connected with the frame into a whole through the right damper. Accordingly, mutual rigid contact is avoided, noise is reduced, and the service life of parts is prolonged.

The invention discloses a multi-angle adjustable medical skin preparation knife capable of collecting hairs. The multi-angle adjustable medical skin preparation knife capable of collecting the hairs comprises a connecting rod, wherein a liquid containing groove is formed in the connecting rod, a piston is arranged in the liquid containing groove, an inserting rod is arranged on the side surface of the piston and is in sliding connection with the liquid containing groove through the piston, a connecting block is arranged on the side surface of the connecting rod, a spring column is arranged in the connecting block, and a connecting head is arranged on the side surface of the spring column and is in telescopic connection with an inserting groove through the spring column. By using the multi-angle adjustable medical skin preparation knife capable of collecting the hairs, the connecting block is arranged on the side surface of the connecting rod, the inserting groove is formed in the connecting block, a spring column is arranged in the inserting groove, the connecting head is arranged on the side surface of the spring column and is in telescopic connection with the inserting groove through the spring column, buffering can be effectively conducted, and therefore rigid contact with skin of a patient is reduced; and a ball groove is formed in the connecting head, a ball head is arranged in the ball groove, and the connecting head can be adjusted at multiple angles through the arrangement of the ball head.

A thrust bearing for a silicone oil damper comprises a bearing body. The bearing body is in an open annulus shape. A plurality of arc-shaped bosses are arranged on one end face of the bearing body and evenly distributed circumferentially, so that a convex-concave step type structure is formed. The thrust bearing is designed on the premise that unrestricted flow of silicone oil is not impeded and the factors such as the natural characteristic of temperature changes on thermal expansion and contraction of the thrust bearing in the using process and a simple and convenient forming process are considered.

The invention discloses a roll goods transportation fixing device which comprises a device body. First fixing bases are arranged on one set of lateral faces of the device body and second fixing basesare arranged on the other set of lateral faces of the device body. A limiting rod is welded between the fixing bases on each set of opposite faces. Adjusting belts are welded between the device body and the first fixing bases as well as between the device body and the second fixing bases. In the roll goods transportation fixing device, the first fixing bases and the second fixing bases are symmetrically provided with bolts and are in threaded connection with the adjusting belts welded on the device body through bolts, a bottom plate is welded at the bottom of the device body, the position of the limiting rods can be adjusted through the adjusting belts according to specific sizes of roll goods, meanwhile, rigid contact between the limiting rods and the roll goods can be effectively reducedthrough elastic rubber annularly wrapping the limiting rods, by means of the structure, the fixing device can be better attached to the roll goods for fixing, and abrasion to the goods is reduced while the possibility of shaking of the goods is reduced.

The invention discloses an intelligent watch capable of performing face recognition and relates to the technical field of smart watches, The invention relates to a watch, in particular to a smart watch capable of face recognition. The watch comprises a dial and a camera recognition module. The upper side and the lower side of the dial plate are connected with watchbands. a camera is arranged in the upper end of the dial plate; wherein the camera is internally provided with a camera recognition module, the camera recognition module comprises an image acquisition unit, a face detection unit, animage preprocessing unit, a face feature extraction unit, a face image template database, a matching unit and identity authentication, and the image acquisition unit is in electrical output connectionwith the face detection unit through a wire. According to the intelligent watch capable of carrying out face recognition, the structure is increased, meanwhile, the use performance of the intelligentwatch is greatly improved, the fitting degree of the improved watch and the wrist in the wearing process is higher, and therefore rigid contact between the watch and the wrist is reduced, a face recognition system is additionally arranged in the equipment, and the use requirements of people are effectively met.

The invention relates to a mechanical equipment circuit binding device. The mechanical equipment circuit binding device comprises a chuck mounting seat, a binding strip chuck, blades, reset springs, abinding strip fixing plate and manual pressing rods, wherein the binding strip chuck is arranged on the left side of the chuck mounting seat, and the binding strip chuck is fixedly connected to the left side face of the chuck mounting seat through bolts. According to the mechanical equipment circuit binding device, the blades are arranged on the inner sides of the ends, close to the chuck mounting seat, of the manual pressing rods, and the blades are meshed with each other after a binding strip is tensioned so that redundant pull strip tail strips can be cut off in time, the attractiveness ofthe binding strip is guaranteed, and other work is not affected or limited space is not occupied; and the binding strip fixing plate is arranged, three clamping holes which are formed in a crossed mode are utilized, and the tail part of the binding strip sequentially passes through the first clamping hole, the second clamping hole and the third clamping hole so that the binding strip can be effectively fixed, the sharp rigid contact is reduced, damage and breakage in the tensioning process are avoided, and the tensioning effect is guaranteed.

The invention relates to the technical field of transformers, in particular to a high-voltage series electric furnace transformer which comprises a voltage-regulating rectifier transformer and a series rectifier transformer connected with the voltage-regulating rectifier transformer in series, bases are fixed to the voltage-regulating rectifier transformer and the series rectifier transformer respectively, and a shaft column is installed in an installation embedding groove. Channel steel blocks are fixed to the left side and the right side of the bottom of the base, reinforcing ribs are weldedbetween the front side and the rear side of the base and the tops of the channel steel blocks, and lower adjusting beams are connected between the channel steel blocks on the voltage-regulating rectifier transformer and the channel steel blocks on the series rectifier transformer; a plurality of fixed pipes II are fixed in the middle of radiating fins on the front side of the series rectifier transformer; An elastic pipe is connected between the tops of the cooling fins on the opposite sides of the voltage-regulating rectifier transformer and the series rectifier transformer, a lower coolingblock is connected between the bottoms of the cooling fins, the position relation between the voltage-regulating rectifier transformer and the series rectifier transformer is kept stable up and down,and the situation that a wire is broken is reduced.