33 results about "Compression lock" patented technology

The utility model discloses a novel compression steel plate based on a distal humerus three-dimensional triangular structure, which comprises a distal humerus, an outer side plate is mounted on the outer side of the distal humerus, an inner side plate is mounted on the inner side of the distal humerus, a Y-shaped part is arranged at the bottom of the outer side plate, a plurality of first screw locking holes are formed in the Y-shaped part, and a plurality of second screw locking holes are formed in the first screw locking holes. The novel pressurizing steel plate comprises an outer side plate and an inner side plate, a plurality of first pressurizing locking holes are formed in the surface of the outer side plate, vertical reinforcing strips are fixedly connected to the two sides of the outer side plate and the two sides of the inner side plate, and a plurality of transverse reinforcing strips are evenly and fixedly connected to the surface of the outer side plate and the surface of the inner side plate. The novel steel plate fixes the inner side and the outer side of the far end of the humerus, meanwhile, a novel arch bridge structure based on a far-end articular surface is formed, firmer fixation and broken end pressurization are provided, and functional exercise can be carried out earlier after restoration is completed.

The utility model relates to the technical field of quick clamps, in particular to a pressing knob type self-locking quick clamp, which comprises a quick clamp, a pressing knob and a locking device, the lock seat is fixedly mounted on the quick clamp; and the self-locking mechanism is installed on the lock seat, and the self-locking mechanism is used for keeping the quick clamp in a locking state after the quick clamp is pressed and locked. Due to the arrangement of the self-locking mechanism, when the quick clamp needs to be kept in a locking state after being pressed and locked, the pressing handle of the quick clamp can be tightly abutted under the action of the self-locking mechanism, so that the pressing handle of the quick clamp cannot move, the quick clamp can clamp a product, and risks of the product in the machining process are avoided.

The utility model discloses a stepped symmetrical pressing lock which comprises a plate A, a plate B and a locking assembly between the plate A and the plate B, wherein the plate A and the plate B are symmetrically arranged. Second rotating shafts are symmetrically arranged on the two sides of the plate A; the locking assembly comprises a first lock catch arranged on the first rotating shaft in a sleeving mode and a pair of second lock catches arranged on the second rotating shaft in a sleeving mode. The plate A and the plate B are correspondingly provided with a first notch and a second notch for the guide column to insert, and the second lock catch is provided with a third notch and a first limiting column extending out of the plate B. When the guide columns are inserted oppositely, the second lock catch is pushed to rotate, so that the third notch, the first notch and the second notch form spatial cross locking, and meanwhile, the first limiting column is clamped into the fourth notch of the plate B for limiting; after the guide column is completely inserted, the first lock catch is rotated, and the second lock catches on the two sides are synchronously locked through the step-shaped clamping structures. The plate B is provided with an arc groove to limit the rotation range of a third limiting column of the first lock catch. The first and second rotating shafts are respectively provided with a torsion spring to realize automatic reset of the lock catch.

Disclosed are example embodiments of a 5-device-in-one component box including a plurality of cranking-arm-wrench storage clips respectively molded onto said undersurface of a multi-function loss-preventing storing-and-organizing lid-tray. The box includes a multi-link crank control arm wrench snap, a plurality of ground-securing-and-leveling-screws storage cavities, a plurality of Allen-wrench storage cavities; a plurality of Allen wrenches; a plurality of screws respectively stacked inside a second base-plate cover; a compartmentalized loss-preventing storing-and-organizing inner-tray, a plurality of louver end-caps, a plurality of crank-handle-coupler storage-stem molded onto said compartmentalized loss-preventing storing-and-organizing inner-tray, a crank-handle coupler snap-locked onto said crank-handle-coupler storage-stem, a plurality of compression-locking-plates storage compartments, a plurality of compression-locking plates respectively inserted and secured to said compression-locking-plates storage compartments; a plurality of drill-bit clips respectively molded onto said compartmentalized loss-preventing storing-and-organizing inner-tray; a drill bit snap-locked between said drill-bit clips; and fourth base-plate cover stacked right side up on said third base-plate cover.

A protective case for large objects including a lock housing formed from a first section and a second section, both of the sections including at least one external subsection and at least one internal subsection configured to telescope inside the external subsection; and an extension lock comprising a lock housing and a compression lock, the lock housing including a screw-threaded channel, and the compression comprising at least one screw-threaded shaft with a compressive component on the interior end and a lock handle on the exterior end, the screw-threaded shaft configured to matingly engage with the screw-threaded channel of the lock housing; the compression lock configured to descend in the lock housing and compressingly lock the internal subsection in an extended position upon locking rotation of the compression lock; and the compression lock configure to ascend in the lock housing upon unlocking rotation of the cam latch.

The utility model relates to the technical field of mechanical connection and locking, in particular to a pressing and locking mechanism. The device is used for stably pressing and locking a pair of mounting plates. Comprising a connecting rod, a limiting check block, a pressing mechanism and a triggering mechanism, the connecting rod is in pivot connection with mounting plates, the mounting plates are provided with notch parts, the connecting rod is axially connected with the mounting plates when located in the notch parts, the limiting check block is arranged between the mounting plates, accurate positioning is ensured, the pressing mechanism is composed of a pressing head and an elastic piece, and the elastic piece drives the pressing head to press the mounting plates to achieve locking. The trigger mechanism is used for controlling release of the elastic piece, and unlocking is facilitated. According to the mechanism, stable pressing and convenient unlocking of the mounting plate are achieved through connecting rod connection, limiting stop block positioning, elastic pressing and controllable release, and the mechanism has the advantages of being stable in structure, high in reliability and easy and convenient to operate.

The utility model discloses a rotary adjusting cutter which comprises a blade assembly, adjusting seat assemblies are fixedly arranged on the two sides of the blade assembly, an adjusting cover assembly is arranged on the outer side of each adjusting seat assembly in a threaded connection mode, a locking assembly is installed in each adjusting cover assembly, and each adjusting seat assembly comprises a first adjusting seat component. The adjusting cover assembly is screwed to the outer sides of the first adjusting seat component and the second adjusting seat component by rotating the adjusting cover assembly, and along with screwing of the adjusting cover assembly, the arc-shaped adjusting inserting plate can be gradually squeezed into the small gap positions of the outer sides of the first arc-shaped elastic locking block and the second arc-shaped elastic locking block; an arc-shaped elastic locking block I and an arc-shaped elastic locking block II are extruded to deform inwards, so that a locking anti-skid thread I and a locking anti-skid thread II are attached to the rotating shaft, and the cutter rotating shafts with different diameters can be locked; and then a plurality of sets of press-fit locking bolts are rotated, so that locking press-fit pieces at one ends of the press-fit locking bolts press the two sets of metal locking washers to tightly press the metal locking washers on the two sides of the adjusting seat assembly, further fastening and locking can be achieved, and use is more convenient.

The utility model relates to the technical field of bone fracture plates, and discloses a spiral compression locking bone fracture plate which comprises a bone fracture plate body, a long handle portion is arranged in the middle of the bone fracture plate body, one end of the long handle portion is connected with a first short handle portion, and the other end of the long handle portion is connected with a second short handle portion. Fixing screw holes are formed in the surfaces of the upper ends of the long handle part, the first short handle part and the second short handle part which are made of the titanium alloy and penetrate through the outer surfaces of the other ends of the long handle part, the first short handle part and the second short handle part, and inclined grooves are formed in the four corners of one end of each fixing screw hole; inserting plates are fixed to the outer walls of the ends, close to the long handle part, of the first short handle part and the second short handle part. The spiral pressurizing and locking bone fracture plate is provided with the first short handle part and the second short handle part and is used for expanding the length and functionality of the long handle part when the bone fracture position of a patient is long or the connecting face is large by medical staff, the use number of bone fracture plates of the patient and bone surface holes are reduced, and postoperative recovery is facilitated.

The utility model discloses a compression locking device based on connecting rod operation, and relates to the field of cabinet body locking devices. The compression lock catch device based on connecting rod operation comprises a fixing base, a direction block and a buckle tongue, the direction block and the buckle tongue are arranged in the fixing base, the fixing base is provided with a first logic groove, a second logic groove and a third logic groove which are through, the direction block is arranged in the fixing base in a sliding mode, and the buckle tongue is hinged to the direction block. And the buckling tongue is driven by planar motion of the direction block to realize composite motion of first vertical motion and then horizontal motion through the second logic groove and the third logic groove. According to the compression lock catch device based on the connecting rod operation, it needs to be guaranteed that the buckle tongue vertically moves to a certain height and then transversely moves in the unlocking operation process, it needs to be guaranteed that the buckle tongue transversely moves to a certain position and then vertically moves in the locking operation process, and therefore in the actual operation process, unlocking is easy, and the locking effect is good. The locking operation is simple and convenient; and the sealing effect of the cabinet door is ensured.

The utility model discloses a lock and a tissue box, and relates to the technical field of tissue boxes, the lock comprises a lock tongue and a driving assembly used for driving the lock tongue to slide, the driving assembly comprises a base and a lock cylinder connected to the base in a sliding mode, and the lock cylinder is connected with the base through an elastic piece; a linkage structure used for enabling the lock cylinder and the spring bolt to slide synchronously is connected between the lock cylinder and the spring bolt. The lock cylinder is pressed in the direction close to the base, the elastic piece is pressed to generate elastic deformation and is compressed, the spring bolt moves along with movement of the lock cylinder through the linkage structure, the lock cylinder is loosened, the elastic piece is elastically reset, the elastic piece forces the lock cylinder to slide in the direction away from the base, and unlocking is facilitated.

A folding knife includes a handle, a blade assembly, a stop member, and a lock arm. The blade assembly is rotatably interconnected with the handle and is movable between an extended position and a closed position. In the extended position, the locking arm exerts a biasing force to wedge the releasable wedge member laterally between the stop member and the blade assembly to prevent the folding knife from transitioning out of the extended position. In the extended position, an unlocking force applied to the locking arm displaces the releasable wedge member from the space between the blade assembly and the stop member to allow the folding knife to transition out of the extended position.

The invention relates to a blockboard product comprising a first blockboard element (10) having a first attachment surface (15), a second blockboard element (20) having a second attachment surface (25), and a mechanical locking device. The mechanical locking device comprises at least two dowels (31) protruding from the first attachment surface (15) at a first angle (a1) and at least two insertion recesses (32) extending into the second attachment surface (25). The at least two insertion recesses (32) are configured to receive the at least two dowels (31). The mechanical locking device further comprises a compressible locking element (40) in a first joinery element recess (41) located in the first attachment surface (15). The compressible locking element partially protrudes from the first attachment surface (15) in an uncompressed state. The mechanical locking device further includes a locking recess (50) at the second attachment surface (25) configured to receive a compressible locking element (40).

The utility model discloses a dynamic compression locking bone screw which comprises a screw cap structure and a screw rod, the screw cap structure comprises a connecting part and a locking part, the center of the bottom of the connecting part is connected with the screw rod, an installation cavity is formed in the connecting part, clutch fixing blocks are evenly connected to the top of the installation cavity, and the locking part is connected with the clutch fixing blocks. A screwdriver groove is formed in the center of the top end face of the locking part, a connecting rod is connected to the center of the bottom of the locking part, a baffle is connected to the bottom end of the connecting rod, a butterfly-shaped reed is installed between the baffle and the inner wall of the installation cavity, a rod body of the connecting rod penetrates through the top of the installation cavity, and the butterfly-shaped reed and the baffle are arranged at the bottom of the installation cavity. The locking portion is located on the outer edge of the connecting rod and evenly connected with clutch movable blocks, the clutch fixed blocks are matched with the clutch movable blocks, the clutch fixed blocks and the clutch movable blocks are arranged in a circumferential mode, outer threads are arranged on the outer walls of the connecting portion and the nail rod, and the connecting portion, the nail rod and the clutch fixed blocks are of an integrally-formed structure.

A handle assembly is disclosed for firmly holding a surgical tool. The handle assembly comprises a handle and a locking mechanism attached to the handle. The locking mechanism includes a locking ring, a collet, and a compressible locking pin engageable with the locking ring and collet. The locking ring is moveable between first and second positions relative to the handle. The first position is an unlocked position whereby the locking pin is in a decompressed state relative to the locking ring and the collet. In the first position, a surgical tool may be inserted and withdrawn from the collet of the locking mechanism. The second position is a locked position whereby the locking pin is in a compressed state relative to the locking ring and the collet. In the second position, a surgical tool is anchored in the collet of the locking mechanism.

A bone fracture repair system using a tension / compression lock configuration is described herein. In some embodiments, the bone fracture repair system includes one or more bone anchors, one or more locking elements configured to nest within the one or more bone anchors, and one or more flexible tension members configured to interact with the bone anchors and locking elements to securely hold fractured bone fragments in place for healing, while also creating a tension band construct that prevents displacement of the bone fragments by forces that tend to pull the bone fragments apart.

A joinery article comprising a first joinery member (10), a second joinery member (20) and a third joinery member (30) which are mutually locked by a mechanical locking device comprising a dowel (31), an insertion recess (32) configured to receive the dowel (31) to inhibit displacement of the first joinery member (10) in a first direction relative to the second joinery member (20), a compressible locking element (40), a locking recess (50) configured to receive the compressible locking element (40) to inhibit displacement of the first joinery member (10) in a second direction relative to the second joinery member (20), and a locking mechanism configured to inhibit rotational displacement of the first joinery member (10) relative to the second joinery member (20).

The invention discloses an air-resistance type strength training device, which relates to the technical field of sports equipment, and adopts the technical scheme that the air-resistance type strength training device comprises a device base, the upper part of the device base is fixedly connected with a resistance cavity, the upper part of the resistance cavity is fixedly connected with a connecting pipe, the upper part of the connecting pipe is fixedly connected with a locking shell, and the locking shell is fixedly connected with the resistance cavity; a piston is slidably connected into the locking shell, the upper portion of the piston and the locking shell are combined to form a resistance air cavity, and the lower portion of the piston and the locking shell are combined to form a locking air cavity. The air pressure in the locking air cavity communicated with the upper portion of the resistance cavity through the connecting pipe can be synchronously increased, the piston can be driven to move upwards when the air pressure in the locking air cavity is increased, and therefore the locking steel ball is compressed to move inwards to lock the lifting rope, and excessive force generation in the training process of personnel is avoided.

A forward-pushing release type suture locking device configured to fix a suture in a locking pin includes a collet and a thrust rod assembly sleeved outside the collet. The thrust rod assembly includes a thrust rod. A recessed portion is arranged at the thrust rod, and a protruding portion corresponding to the recessed portion is arranged at the collet. In a process that the thrust rod continuously moves distally in an axial direction, the thrust rod first pushes against a gradually raised side of the protruded portion, so as to allow the collet to deform to compress the locking pin, and allow the locking pin compressed by the collet to deform and fix the suture; and then the protruding portion is gradually accommodated in the recessed portion, so that at least part of deformations of the collet is restored to release the locking pin.

A handle assembly is disclosed for firmly holding a surgical tool. The handle assembly comprises a handle and a locking mechanism attached to the handle. The locking mechanism includes a locking ring, a collet, and a compressible locking pin engageable with the locking ring and collet. The locking ring is moveable between first and second positions relative to the handle. The first position is an unlocked position whereby the locking pin is in a decompressed state relative to the locking ring and the collet. In the first position, a surgical tool may be inserted and withdrawn from the collet of the locking mechanism. The second position is a locked position whereby the locking pin is in a compressed state relative to the locking ring and the collet. In the second position, a surgical tool is anchored in the collet of the locking mechanism.

The utility model discloses a pin which comprises a connecting ring, a disconnected opening is arranged on the connecting ring, the opening is not positioned on a stress edge of the connecting ring, a locking spring is sleeved on the connecting ring, the locking spring comprises a tight ring tightening section and a loose section capable of being compressed and rebounded, and the loose section is connected with the connecting ring. When the locking spring is in a natural state, the close-up section of the sealing ring is located at the opening and completely blocks the opening, and when the locking spring is compressed towards one side of the loose section, the close-up section of the sealing ring and the opening are staggered in position. The pin and the connecting ring serve as components for bearing tension and can be made of high-strength and high-hardness materials, the locking spring composed of the tight section and the loose section of the sealing ring serves as an elastic control piece for opening and closing, and the opening of the connecting ring can be opened by compressing the loose section of the locking spring. The opening can be closed through the locking spring sealing ring tightening section by releasing the locking spring, time and labor are saved in operation, and the structure is simple.

A pet pulling rope capable of being unlocked in emergency relates to the technical field of pet appliances and comprises a hanging buckle, a hanging ring, a rope, a cylindrical bolt and a compression locking rod, one end of the rope is connected with the hanging ring, a hanging buckle base of the hanging buckle and a hanging ring base of the hanging ring are respectively provided with a pin hole A for the cylindrical bolt to pass through, and the cylindrical bolt is inserted into the pin hole A; a limiting protruding ring with the diameter larger than that of the pin hole A is arranged at the lower end of the cylindrical bolt, openings communicated with the pin hole A are formed in the side face and the bottom face of the hanging ring base, the pressing locking rod is in an L shape, an eccentric cam is arranged at the lower end of the pressing locking rod and located in the openings, and corresponding pin holes B are formed in the two sides of the eccentric cam and the two sides of the openings respectively. And a connecting pin is arranged in the pin hole B. When a pet and an owner are isolated inside and outside a lift car by an elevator door, the pet pulling rope can be unlocked and separated from a pet collar urgently, and the safety of the pet is guaranteed.

The present invention relates to a furniture product comprising a first joining element (10) having a first mounting surface (15), a second joining element (20) having a second mounting surface (25), and a mechanical locking device. The mechanical locking device includes at least two dowels (31) protruding at a first angle (a1) from the first mounting surface (15) and at least two insertion recesses (32) extending into the second mounting surface (25). The at least two insertion recesses (32) are configured to receive the at least two dowels (31). The mechanical locking device further includes a compressible locking element (40) that can be compressed within a first joining element recess (41) of the first mounting surface (15). The compressible locking element partially protrudes from the first mounting surface (15) in an uncompressed state. The mechanical locking device further includes a locking recess (50) of the second mounting surface (25) configured to receive the compressible locking element (40).

The present invention relates to a magnet plate for use in isolating a macromolecule from a mixture in a vessel, wherein the magnet plate has a reversible compression lock. The reversible compression lock engages the top plate and the base plate, wherein when in a locked position, the top plate is fixed and cannot move up and down, along the axis of the support or corner post and when in an unlocked position, the top plate is movable up and down along the axis of the support.

The application discloses a mixed pressure locking bone connecting system and a matched screwdriver, and belongs to the technical field of medical devices. The bone connecting system comprises a bone plate, a fixing needle and a locking joint. The bone plate is provided with a locking hole. The fixing needle is provided with a needle tip part and a rod part along the axial direction. The needle tip part is in a pyramid structure. The locking joint is provided with a through hole. The locking joint is sleeved on the rod part through the through hole. The fixing needle is locked with the locking hole through the locking joint. The screwdriver is used for installing or dismounting the mixed pressure locking bone connecting system. The thinner fixing needle is locked with the bone plate through the locking joint, so that a reliable structure is formed. The bone at the fracture part can be pre-positioned. The stability of the fracture reduction can be effectively maintained. The secondary displacement of the fracture can be prevented when the screw is used to lock the bone plate and the bone. Since the damage of the thinner fixing needle to the bone is far less than that of the screw, the thinner fixing needle can be used to better adjust the setting position of the bone plate on the bone, and a larger trauma can not be left on the bone.

This invention provides a self-locking steel clamp structure for a construction platform and its usage method. The structure includes a pier column, with a self-locking steel clamp on the outside of the pier column to support the construction platform. The self-locking steel clamp includes a hollow shell with openings at both ends for the pier column to pass through. An upper compression locking mechanism and a lower compression locking mechanism are arranged opposite each other within the hollow shell. The upper compression locking mechanism is fixed to the inner top wall of the hollow shell, while the lower compression locking mechanism is movably mounted on the inner bottom wall of the hollow shell. The pier column is clamped tightly by the mutual compression of the upper and lower compression locking mechanisms. Self-locking is achieved through the interaction between the upper and lower compression locking mechanisms. Furthermore, the greater the force on the upper platform, the greater the force between the locking mechanisms, further clamping the pier column and achieving self-locking without relying on other mechanical structures.

A bone fracture repair system using a tension / compression lock configuration is described herein. In some embodiments, the bone fracture repair system includes one or more bone anchors, one or more locking elements configured to nest within the one or more bone anchors, and one or more flexible tension members configured to interact with the bone anchors and locking elements to securely hold fractured bone fragments in place for healing, while also creating a tension band construct that prevents displacement of the bone fragments by forces that tend to pull the bone fragments apart.