302results about How to "Snap firmly" patented technology

A high-safety injector with withdrawn needle is disclosed. The elastic supporting jaws with external convex step and supporting legs with flange at lower end are formed at lower end of elastic needle holder. The injection tube with internal slot matched with said convex step of supporting jaw. A supporting seat has the external convex step is contact with said supporting jaws, the internal upper flange matched with the flange of said supporting leg, and the lower supporting arm with elastic ratchets and close to said supporting leg. The fastening core has a conic table matched with said elastic ratchets.

An automatic winder includes a bobbin set section, a cradle (23), a contact roller (29), a traverse guide (28), and a yarn leading plate (75, 76). The bobbin set section supplies a yarn of a yarn supplying bobbin. The cradle (23) rotatably holds a package (30), around which the yarn (20) supplied from the bobbin set section is wound. The contact roller (29) makes contact with and rotates the package (30). The traverse guide (28) is provided independently from the contact roller (29). The traverse guide (28) is engaged with the yarn (20) to be wound into the package (30) to traverse the yarn (20). The yarn leading plate (75, 76) makes contact with the yarn (20) applied with tension to lead the yarn (20) towards a center in a winding width direction of the package (30) before the traverse guide (28) engages with the yarn (20).

Disclosed herein is an electric caliper brake. Then electric caliper brake which includes a carrier provided with a pair of pad plates movably with respect to a disk, and a caliper housing slidably installed on the carrier and provided with a cylinder in which a piston is movably provided by braking oil pressure, includes a spindle member which is installed to penetrate a rear portion of the cylinder and rotates by receiving a rotational force from an actuator, and a power converting unit including a nut member which is screwed with the spindle member and is disposed in the piston, moves forward and backward in accordance with the rotation of the spindle member so as to press the piston; a filling member coupled to the nut member in the piston; and an anti-rotation surface provided on at least one plane on an outer circumferential surface of the filling member so that the filling member is coupled to the piston in a limited rotation state.

A fastener punching machine is provided with the following components: a conveying passage which is provided with an opening at a machine head (3) for punching; a conveying pawl (26) which is jointed with a connecting fastener (A) and moves in a conveying direction for transporting the connecting fastener (A) to a shooting outlet (4); a touch unit (33) which is freely equipped slidably along the machine head (3) and is pressed to the punched material for moving relatively to a punching machine body (1) and validating a starting operation of punching the fastener; and jointing parts (43,52) which are set on the touch unit (33) and can be jointed with the conveying pawl (26). The conveying pawl (2) can retreat and rotate from the conveying passage (11). The conveying pawl (26) can load the connecting fastener (A) to the conveying passage (11) without causing the rotation of the conveying pawl (26). The touch unit (33) is pressed to the punched material at a state that the conveying pawl (26) retreats and rotates, and the jointing parts (43,52) of the touch unit (33) are jointed with the conveying pawl (26).

The invention relates to a battery cover of portable electric device, which comprises main body, cover, button, elastic element and base, wherein one end of cover has plug plate while another end has clamper; the main body has battery container and slot for containing plug plate; the cover at least partly covers the battery container; the button has clamping block clamping the clamper of cover; the base is fixed on main body; one of button and base has inner screw, while another one has outer screw; the elastic element is contacted between button and base. With said invention, the cover can be switched easily.

The invention relates to the technical field of clamping and fixing of vegetation in a garden, in particular to an anti-toppling clamping and supporting device for vegetation planting in a garden. The anti-toppling clamping and supporting device for vegetation planting in a garden comprises a clamping mechanism, a supporting mechanism, an abutting mechanism, a connecting mechanism, a locking mechanism and a stabilizing mechanism. Under the action of the clamping mechanism and the locking mechanism, trees needing to be supported and fixed can be conveniently clamped, subsequent quick disassembly and separation are facilitated, and trees of different sizes can be conveniently clamped and fixed. Under the action of the connecting mechanism, mounting and subsequent disassembly of the supporting mechanism and the clamping mechanism are facilitated, and subsequent carrying is facilitated. Under the action of the supporting mechanism, the clamping mechanism can be supported and an effect of supporting and protecting trees is achieved. Under the action of the stabilizing mechanism, the supporting mechanism and the ground can be stably and firmly supported, and a situation that trees tilt due to sliding of the supporting mechanism is prevented. Under the action of the abutting mechanism, the supporting mechanism can slide in one direction and trees can be supported and protected while grow.

The invention relates to a battery cover, which comprises a cover, a locker and a frame, wherein one end of cover is mounted with one mounting open; the locker has one clamper and one elastic element; the clamper is rotationally connected to the cover at mounting open; the elastic element supplies elastic force to the clamper to rotate relative to the cover; the frame has one clamper clamped with the clamper of locker. The inventive battery cove has simple detachment.

The invention relates to the technical field of motors, in particular to a motor with an anti-corrosion driving shaft. The motor comprises a motor body, wherein a driving shaft is arranged on the motor body, an abutting mechanism is installed on the driving shaft, a plurality of sets of fixing mechanisms are installed on the motor body, a lubricating mechanism is installed on the motor body, an oil injection mechanism is installed in the lubricating mechanism, and the motor body is connected with a dustproof mechanism and is provided with a sealing mechanism. Through the effect of the fixing mechanisms, the motor and external equipment can be conveniently installed and fixed; an external gear can be conveniently installed under the effect of the abutting mechanism, and the gear can be stably clamped and conveniently disassembled; under the effect of the sealing mechanism, an external cable of the motor can be conveniently sealed to prevent water from entering the interior of the motor to cause damage; the motor and the driving shaft are indirectly lubricated under the action of the lubricating mechanism, so the working efficiency of the motor is improved; and lubricating oil is conveniently injected under the action of the oil injection mechanism, and the lubricating oil is prevented from overflowing.

The invention relates to the field of aquatic product processing, in particular to a stacked aquatic product freezing device capable of achieving firm clamping. The stacked aquatic product freezing device comprises a quick-freezing chamber and a conveyor belt, wherein a water tank is arranged above the quick-freezing chamber, the water tank is connected with a water delivery conduit extending intothe quick-freezing chamber, a quantitative valve is arranged on the water delivery conduit, and a storage box is arranged on the conveying belt; and an ice hole forming device and a clamping jaw laying mechanism are arranged in the quick-freezing chamber, the ice hole forming mechanism comprises an ice hole forming triangular prism and a first lifting rod used for lifting the ice hole forming triangular prism, and the clamping jaw laying mechanism comprises a clamping jaw and a second lifting rod used for lifting the clamping jaw. Through circulation operation of the clamping jaw laying mechanism and the ice hole forming mechanism, laying and ice hole forming and freezing are carried out in the storage box, and the problems that due to uneven distribution of objects to be frozen in the storage box in the prior art, a large number of ice blocks are wasted, the freight charge is too high, and the ice blocks are stacked together and are easy to slip are solved.

The invention discloses a press buckle type rock wool composite board and a manufacturing method thereof, and belongs to the technical field of heat insulation material preparation. The composite board comprises rock wool base body layers, a reinforcing layer, a surface layer and a press buckle structure, wherein the reinforcing layer is arranged between the rock wool base body layers in a clampedway, and achieves the effects of supporting and reinforcement; the intensity of the rock wool base body layers is well enhanced, so that the overall intensity of the rock wool base body layers is improved by at least 100 times or higher; the surface layer is connected with the reinforcing layer through the press buckle structure, and is tightly attached onto the rock wool base body layer. Throughthe designed structure, the mode that the surface layer is adhered by polymer cement mortar in the prior art is changed; the polymer cement mortar is not used as much as possible; the emission of benzene and benzene derivatives is reduced; the use of the composite board is safer and more reliable; the heat insulation, sound insulation and fireproof effects are obvious.

The invention relates to a fixing device for a data memory. The fixing device comprises a substrate, an installation piece, a lock bar and a locking structure. The installation piece is provided with an accommodating cavity, and the locking structure is arranged in the accommodating cavity. One end of the lock bar is pivoted at one end of the installation piece far away from the accommodating cavity and is convexly provided with a fixture block, and the other end of the lock bar is provided with a grab. The locking structure comprises a rotating piece pivoted on the installation piece, a sliding piece installed on the installation piece in a sliding mode and a plastic piece for resetting the sliding piece. The rotating piece is installed on the sliding piece in a sliding mode and is provided with a clamping part. When the lock bar rotates towards the direction of the installation piece, the grab supports against the clamping part so that the sliding piece moves close to the substrate, and elastic deformation is generated in the elastic piece, when the grab gets cross the clamping part of the sliding piece, the elastic piece resets so that the sliding piece resets to drive the rotating piece to reversely rotate, the clamping part is clamped with the grab, and the fixture block of the lock bar extends from one end of the installation piece far away from the accommodating cavity. With the adoption of the fixing device for the data memory, the data memory is conveniently assembled and disassembled.

The invention discloses a packaging bag and an automatic detergent putting device with the packaging bag. The packaging bag comprises a bag body with a bag mouth and a cover covering the bag mouth, the end, close to the bag body, of the bag mouth is provided with an annular bayonet, the cover is positioned on the outer side of the bayonet, and a sealed sealing film is arranged at an opening in thefront end of the bag mouth. The bag mouth structure of the packaging bag is changed, so that the bag mouth can be clamped in a detergent liquid storage tank and is matched with an extracting device inside a washing machine for use, the problem that a detergent needs to be added or put frequently is solved, and the problem that a washing liquid pipeline is blocked and inconvenient to clean due tothe fact that liquid in the detergent liquid storage tank is dried is solved.

Provided is a firm retainer that can be engaged with small pressing force, and that can maintain an engaged state without breaking after being secured even when force is exerted to pull out the retainer. The retainer comprises a male body (10) and a female body (20); the male body (10) is provided with an engaging protuberance (14) interposed by a male body shaft part (15) standing upright from a male body base part (13), a flange part (16) on the tip of the male body shaft part (15), and a narrow part (17) smaller in diameter than the flange part (16); the female body (20) is provided with a female body shaft part (24) standing upright from a female body base part (23), the female body shaft part (24) being larger in diameter than the flange part (16) of the male body (10); a shaft hole (25) that opens in an outside surface (22) and accommodates insertion of the engaging protuberance (14) is formed in the female body shaft part (24); a stepped surface (26) that is smaller in diameter than the flange part (16) and that engages with the narrow part (17), and a fitting space (27) into which the flange part (16) is fitted, are formed in the shaft hole (25); a dividing groove (28) is formed such that the portion extending from the female body base part (23) through the stepped surface (26) to part of the female body shaft part (24) is divided into at least two parts along the shaft hole (25); and the male body (10) and female body (20) are engaged using the elastic deformation of the divided stepped surface (26).

The invention relates to a clamping structure (1) which is not each to appear an unclamped phenomenon and can reduce the load needed by clamping. The clamping structure comprises: a clamping part (50) configured by a clamping protrusion part (53) formed on a side part (51a) a cantilever elastic sheet component (51); a paired clamping part (90) of a clamped part (93) clamped to the clamping protrusion part (53), wherein when the clamping part (50) is moved to clamp the clamping protrusion part (53) with the clamped part (93), the clamped part (93) is slidingly contacted with the clamping protrusion part (53) on a sliding contact surface, so as to make the cantilever elastic sheet component (51) swing from a neutral position by using a fixed end (51b) as a center, so as to make the clamping protrusion part be not contacted with the clamped part during elastic restoration of the cantilever elastic sheet component (51) to the neutral position, and so as to clamp the clamping protrusion part (53) with the clamped part (93) after the cantilever elastic sheet component (51) is elastically restored to the neutral position.

The invention relates to the technical field of traffic signal lamps, and discloses a traffic signal control system based on an intelligent lamp post, which comprises a lamp post and a lamp bracket, wherein the top of the lamp post is rotatably connected with the lamp bracket through a fixing shaft, a plurality of projection lamps are fixedly arranged at the top of the lamp bracket, and monitoringcameras are arranged among the plurality of projection lamps. A main control board is arranged in the lamp bracket, the main control board comprises a judgment module, an automatic adjustment module,a timing module, a networking module and a transmission module, the judgment module is connected with a plurality of monitoring cameras, and the automatic adjustment module is connected with a plurality of projection lamps and the monitoring cameras. According to the traffic signal control system based on the intelligent lamp post, road vehicles can be monitored, then the traffic light time and angle of the projection lamp are adjusted, rapid passing of the vehicles is guaranteed, the vehicle jam time is shortened, the accuracy of the adjusted time is guaranteed, rear-end collisions are prevented, the intelligence is high, and the practicability is high. And the effects of convenient maintenance and air purification can be achieved.

The invention discloses a wire tightening device for power line construction. The device comprises a first fixing block and a second fixing block, which are opposite to each other. A first screw is rotatably connected between the first fixing block and the second fixing block. A servo motor is fixedly arranged on the second fixing block. One end of the servo motor penetrates the second fixing block and is fixedly connected with the first screw. The first screw is in screw-connection with a slider. The slider is connected with the first fixing block and the second fixing block through a guide mechanism. Both ends of the slider are fixedly connected with connection blocks. A mounting cavity is arranged in each connection block. Wire holes are arranged in the side walls of two ends of each mounting cavity. According to the invention, the structure is compact; a wire which needs to be tightened can be buckled and fixed repeatedly; the wire is effectively prevented from detaching and fluttering; the problem that a traditional tightening device causes fatigue and affects work efficiency when used for tightening by a human is solved; and the use effect is good.

The invention discloses a fastened-type bidirectional external skin stretcher which comprises two fixing plates fixed on the two sides of a wound of a human body, wherein a plurality of fixing sheets are correspondingly arranged on the opposite sides of the fixing plates; the fixing sheets on the two sides correspond in position, are same in number, all face to the wound and are detachably connected through traction fixing pieces; sutural holes fixed to the skin are formed in the fixing plates and the fixing sheets. The fastened-type bidirectional external skin stretcher is convenient for stretching and good in fixity, and cannot cause secondary injury to a patient.

This slider (1, 2, 3) has: a slider body (10, 10a, 50) provided with first and second mounting sections (20, 30); a pull tab (8); and a cover member (40, 40a, 60). The cover member (40, 40a, 60) is provided with: latch sections (43, 63) extending forward from the cover body (41, 61); and a stop claw section (45, 65). The first mounting section (20) is provided with: left and right first side wall bodies (21); a first connection bar (22) for connecting the first side wall bodies (21); and a housing space (24) disposed between the first connection bar (22) and an upper wing plate (11, 11a, 51) and housing the latch sections (43, 63). The housing space (24) penetrates through the first mounting section (20) in the length direction of the slider. As a result of the configuration, the manufacturing cost of the slider (1, 2, 3) is reduced, the first mounting section (20) can be reinforced by the first connection bar (22), and an elastic section (42, 62) can be protected.

The invention discloses a 3D printing feeding and powder spreading device. The 3D printing feeding and powder spreading device comprises a printer body. A powder spreading plate is mounted at the front end of the printer body. A stepping motor is mounted at the rear end of the printer body. The stepping motor is in threaded connection with a sliding block through a lead screw. The sliding block isclamped to the side edge of a lead screw box and a sliding groove through a first clamping groove and a second clamping groove correspondingly. A powder spreading roll is welded to the sliding blockthrough a second connecting plate. An electric cylinder is mounted on the powder spreading roll. The output end of the electric cylinder is connected with a silica gel scraping plate. Two limiting plates are welded to the rear end of the printer body through a first connecting plate. The 3D printing feeding and powder spreading device can protect the powder spreading roll in motion against damagecaused by collision. Moreover, a spring and a rubber plate can achieve the buffering function, and the silica gel scraping plate can be adjusted to rise and drop through the electric cylinder. The 3Dprinting feeding and powder spreading device is suitable for spreading different thicknesses of powder. The sliding block is provided with the multiple clamping grooves and clamped to the lead screw box and the sliding groove. Accordingly, torsion force of the powder spreading roll to the stepping motor is reduced.

The invention discloses a disc brush component of an industrial brush, and relates to the technical field of industrial brushes. The disc brush component comprises a fixed head, wherein a first fixedsheet is arranged on the outer side of the fixed head, a plurality of groups of first through holes are formed in the first fixed sheet, a connector is arranged at the top of the fixed head, a connecting hole is formed in the connector, a plurality of groups of threaded holes are formed in the outer side of the connector, and fixed bolts are arranged in the threaded holes. The fixed rod and limiting heads can rotated into limiting grooves along with the rotation of the brush disc by rotating the brush disc, when the limiting heads are rotated into limiting holes, the first through holes are aligned with the second through holes, and meanwhile, a clamping block at the top of the second fixed sheet is mutually clamped with a neck at the bottom of the first fixed sheet, the neck and the clamping block can be clamped more tightly through a sealing strip, so that the fixing effect of the fixed head and the brush disc is better, the fixed head and the brush disc are not easy to loosen afterlong-time use, and the service life of the disc brush is prolonged.

The invention discloses an automobile steering wheel convenient to mount. The automobile steering wheel convenient to mount comprises a steering wheel body; a mounting seat is fixedly connected to thelower side of the steering wheel body; a mounting groove is formed in the mounting seat; a connecting seat is arranged in the mounting groove; multiple telescopic rods are fixedly connected to the upper side of the connecting seat; mounting covers are fixedly connected to the two sides of the mounting seat; moving rods are connected to the interiors of the mounting covers through adjusting mechanisms; the end parts of the moving rods penetrate through the side wall of the mounting groove; and clamping plates are fixedly connected to the end parts of the moving rods. According to the automobile steering wheel convenient to mount, by arranging the adjusting mechanisms and rotating a rotating disc, the rotating disc rotates to drive a rotating rod to rotate, the rotating rod rotates to drivea screw rod to rotate, the screw rod rotates to drive the moving rods to move, moving rods move to drive the clamping plates to move, the clamping plates move to drive convex blocks to move, the convex blocks move to be conveniently clamped into grooves, and therefore, the steering wheel body is conveniently mounted on the connecting seat so that the mounting of the steering wheel body is made more convenient.

The invention relates to the technical field of unmanned aerial vehicle dry powder spraying, in particular to an electric power inspection unmanned aerial vehicle dry powder spraying device facilitating feeding, which comprises an unmanned aerial vehicle body, a supporting mechanism, a discharging mechanism, a spraying mechanism, a locking mechanism, a stabilizing mechanism and a control mechanism, the unmanned aerial vehicle body can be supported under the action of the supporting mechanism, the damping and compression resisting effects are achieved during landing, meanwhile, the supporting mechanism can abut against the ground stably and is resistant to skid under the action of the stabilizing mechanism, dry powder can be stored and carried under the action of the discharging mechanism, follow-up feeding work is facilitated, and meanwhile, under the action of the spraying mechanism, dry powder can be sprayed out to extinguish fire, under the action of the locking mechanism, the discharging mechanism and the unmanned aerial vehicle body can be stably clamped, disassembly is convenient, under the action of the control mechanism, the locking mechanism can be conveniently controlled and unlocked, and the discharging mechanism can be conveniently disassembled by itself.

The invention provides a detachable wall greening frame, which comprises a support and a plurality of clamping devices. The support is fixedly mounted on a wall and provided with a plurality of transverse rods. Each clamping device comprises a clamp which is provided with a supporting portion, a first clamping arm and a second clamping arm, wherein the first clamping arm and the second clamping arm are arranged at the upper end and the lower end of the supporting portion respectively, the left end of the first clamping arm is provided with a first clamping portion which can be clamped in a first recess portion of the upper portion of the corresponding transverse rod, the left end of the second clamping arm is provided with a second clamping portion which can be clamped in a second recess portion of the lower portion of the corresponding transverse rod, a tray is arranged at the lower end of the middle of the supporting portion, and a flowerpot is placed in the tray. The detachable wallgreening frame has the advantage that the greening frame in occurrence of damages can be replaced quickly without affecting integral greening effects of the wall.

A pivotally rotating positioner for a support illuminating multi-task device which can be applied to conductively connect a light rotating arm to a body in a fashion of pivotal rotations at variable angles. However, upon pivotally rotating, it is possible to compress the electrically conductive spring to prevent serious abrasions in the snapping recesses and the snapping bumps on the rotating arm case and the base housing. Moreover, by means of the elastic coercion between the electrically conductive spring and the electrically conductive pivotal axis assembly, it is possible to allow the electrical energy coming from the body to be smoothly provided to the light rotating arm via the pivotal axis and also enable a free rotation of 360 degrees of the light rotating arm with respect to the body while maintaining the illumination effect.

The invention discloses a welding tire film. The welding tire film comprises a base and a locating tire film, the locating tire film is arranged on the base, a cavity used for supporting a car decorative part is arranged on the locating tire film, and a pulling-tight mechanism of a radar support is arranged on the base. The pulling-tight mechanism comprises pulling-tight claws, a first driver anda second driver. The pulling-tight mechanism of the radar support is arranged on the base, the pulling-tight claws on the radar support are connected with the drive of the first driver in a matched mode to realize opening and closing motions, the radar support can be clamped, the second driver can drive a whole formed by the first driver and the pulling-tight claws to move to pull the radar support tightly, the pulling-tight mechanism can stably pull and clamp the radar support to a bumper, the assembly efficiency of the radar support is greatly improved, and the welding effect of the radar support on the bumper is improved.