302results about How to "Snap firmly" patented technology

An electrical connector can be provided in which the operations of the sensing means and locking means are linked, so that mating and locking of the connector parts are reliable. An electrical connector comprises a first connector part that has a male housing with an engaging portion; a second connector part that has a female housing provided with a cavity; a sensing means that senses the two parts; and a locking means that locks the mated state is made of a clip member having first latch portions, and a second latch portion. The sensing means is made of a sliding sensing member having a sensing arm provided with an engaging portion. A through-hole is formed on the female housing. The spring wire-like body of the clip member is mounted onto the surface of this outer wall, and the sliding sensing member is fitted also onto the surface of the outer wall slidably in the direction of mating with the male housing, so that with the first and second connector parts mated the first latch portions of the clip member engage with the engaging portion of the male housing, and the engaging portion of the sliding sensing member latches into the second latch portion of the clip member.

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, 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 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.

A waterproof housing is provided with an engaging member that can engage with rotary members provided respectively on a plurality of cameras. The rotary members can be rotated from the outside of the waterproof housing. Accordingly, the plurality of cameras can be stored and operated selectively in a single waterproof housing. For example, the engaging member can be configured in such a manner that a plurality of multiple recessed portions are provided concentrically so that each one of the plurality of rotary members can be fitted to any one of the recessed portion out of the multiple recessed portions.

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.

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 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.

To provide a rotary electric component that cannot be pulled out even if the rotary shaft is pulled with a large force. including a housing having a bearing portion rotatably holding a rotating shaft on which a protruding portion protruding outward in a direction intersecting the axial direction of the rotating shaft is provided, and a rotating body rotating along with the rotation of the rotating shaft, The rotating body is provided with: a central through hole penetrating in the axial direction of the rotating shaft, a through recess continuous with the central through hole and capable of inserting the protruding portion of the rotating shaft, and a center of rotation relative to the through recess and the rotating shaft. An engagement recess with a locking wall at a predetermined angle and on the front side where the rotating shaft protrudes from the bearing to the outside, the rotating shaft is inserted through the central through hole from the front side of the rotating body, and the protrusion is inserted into the through recess, and The rotation shaft is rotated by a predetermined angle, and the protruding portion of the rotation shaft is engaged with the engagement recess in a state capable of locking on the locking wall portion.

The invention discloses a combined ring with a replaceable ring surface. The combined ring comprises a ring body, a ring base integrally connected with the ring body and the ring surface movably connected with the ring base. A connecting column is arranged on the ring surface, and a stretchable fixing block is arranged on the connecting column; a sliding groove matched with the stretchable fixing block is formed in the ring base, at least one positioning groove is formed in the sliding groove, and the depth of the sliding groove is smaller than the maximum stretchable length of the stretchable fixing block; the depth of the positioning groove is larger than that of the sliding groove. According to the combined ring, as the connecting column arranged on the ring surface is combined with the sliding groove formed in the ring base in a sliding mode, flexible replacement of the ring surface is achieved; as the stretchable fixing block on the connecting column and the positioning groove in the sliding groove are buckled, fixing of the ring surface and the ring base is achieved; as the ring surface is rotated, the ring surface can be easily replaced, replacing is convenient and simple, buckling is firm, and slipping, losing and the like of the ring surface can be avoided.

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 provides a cassette; wherein, two cassettes (8, 9) can be buckled in a dismountable way by male-typed claws (85, 86, 94, 97) which are convexly formed in the configuration direction of the ends of all side walls (82, 83, 92, 93) at the cassettes (8, 9) at the other side and female-typed claws (84, 87, 95, 96) which are buckled with the male-typed claws (85, 86, 94, 97) and are matched at the internal sides of the ends of the side walls (82, 83, 92, 93) at four positions of all supply parts and coiling parts of a first driving side wall (82) and a second driving side wall (92) and a first supporting side wall (83) and a second supporting side wall (93). Therefore, the replacement of an ink component is simple and convenient, the reuse of the cassette can be realized, and the effective utilization of the resources can be realized.

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.