417results about How to "Achieve locking" patented technology

The utility model provides an injection spring locking excitation mechanism for an automatic injection pen, which comprises a pen shell, a push rod, an injection spring, a safety pin, a retraction sleeve, an injection spring support and the like, a special mechanism is designed aiming at the functions of the injection spring and the requirements of storage and transportation locking, unlocking and releasing, and locking and safety insurance are realized through the safety pin. During unlocking, the excitation pin column is separated from the safety pin containing cavity in the top of the push rod with small force, and then the fixed arm of the push rod is inwards contracted and separated from the top of the retraction sleeve under the elastic force action of the excitation spring, so that the push rod is in a free state of downward movement, and a piston in the injector can be pushed for medicine pushing injection.

The application relates to a steel rail supporting device, which comprises a supporting part, a locking part and a supporting part, wherein the supporting part is configured to support a steel rail and comprises three different supporting heights; the locking part is movably arranged in the supporting part and is configured to be connected with a rail fastener. By rotating the supporting part, the supporting part is switched to different supporting heights to support the steel rail, thereby improving the welding operation efficiency; meanwhile, the locking part is moved to be connected with the rail fastener, thereby realizing the locking of the two parts, preventing the displacement of the supporting part during the operation and improving the stability and quality of the welding operation.

This utility model discloses an adjustable-gap elevator shaft guardrail, including a guard plate. Connecting columns are symmetrically fixed at both ends of the guard plate, and uprights penetrate through the connecting columns. The uprights are slidably connected to the connecting columns, and the uprights and guard plate form a locking structure. Three sets of locking structures are arranged in total. A top plate and a bottom plate are respectively provided at the upper and lower ends of the uprights. This utility model allows for the alignment of the first connecting hole on the upright with the second connecting hole inside the externally threaded rod on one side of the connecting column, and the insertion of a limiting rod. This fixes the position of the guard plate on the upright, enabling vertical lifting and locking of the guard plate. When the shaft opening needs to be closed, the three guard plates are unfolded and locked sequentially to form a complete protective surface. When the shaft opening needs to be opened for personnel passage during construction, the locking is released, and the guard plates overlap to form a passageway. This ensures personnel safety during construction breaks and facilitates personnel entry and exit during construction operations.

The invention provides an automatic opening and closing drawer structure which comprises a cabinet body, an inner cavity is formed in the cabinet body, a drawer is arranged in the inner cavity in a drawable mode, a rack is arranged on one side of the drawer in the drawer drawing direction, a driving unit meshed with the rack to drive the drawer to be opened or closed is arranged in the drawer, and an electromagnetic lock is arranged on the rear side of the inner cavity. The front end of the rack is hinged to the interior of the inner cavity, a back plate of the cabinet body is provided with a sliding groove, the rear end of the rack is provided with an operation arm which penetrates through the sliding groove and extends to the outer side of the cabinet body, and the locking mechanism is connected with the operation arm. The operating arm is detachably installed on the back plate of the cabinet body and at the rear end of the fixed rack, a pressing rod is arranged in the operating arm and used for pressing a shifting rod of the electromagnetic lock to release the locking state of the electromagnetic lock, and when the drawer needs to be opened emergently, the locking mechanism is detached, the operating arm is pressed, the gear is disengaged from the rack, and the locking state of the electromagnetic lock is released.

The heightening frame and the combined storage structure thereof are characterized in that the heightening frame comprises a heightening frame body, a basic heightening module and a functional module, the heightening frame body is provided with a top face bearing part and a bottom face mounting part, and at least one set of linearly-distributed inserting guide rails are arranged on the bottom face of the top face bearing part in the length direction; the bottom surface mounting part is provided with a plurality of second butt joint structures; the basic heightening module is composed of supporting assemblies, and the supporting assemblies are matched through butt joint structures and connecting structures to achieve supporting and vertical stacking extension. The functional modules are matched with the guide rails through the sliding blocks, and sliding adjustment and forward and reverse posture switching along the bottom face of the body are achieved. According to the combined storage structure, the two main bodies are in butt joint in an upright and inverted mode to form the containing gap. Flexible layout and form switching of functional modules are achieved, the height can be modularly adjusted, a double-layer storage space is constructed through the combined storage structure in a combined mode, and the structural strength and the space utilization rate are improved.

The utility model discloses a support frame for supporting a photovoltaic panel and a photovoltaic assembly, the support frame comprises a stand column and an inclined beam arranged on the stand column, the inclined beam is fixed on the stand column through a connecting structure, and the connecting structure comprises a movable block which is in contact with the surface of the stand column; the two locking blocks are arranged on the two parallel side faces of the movable block respectively, the adjacent end faces of the two locking blocks are each provided with a clamping groove matched with the stand column, the locking blocks are connected with the movable block through fasteners, and in the locking block assembling process, the clamping grooves in the locking blocks correspond to the edges of the stand columns. The locking device is simple in structure, the locking block can be fixed to the stand column after the edge of the stand column is embedded into the clamping groove through matching of the locking block and the clamping groove, in addition, under the synergistic effect of the movable block and the fastening piece, the locking block can move in the direction close to or away from the movable block by rotating the fastening piece, and the locking device is convenient to use. Therefore, the position of the locking block on the stand column can be locked or adjusted.

The utility model relates to steel wire rope cleaning technical field, and disclose a kind of steel wire rope cleaning device, including workbench, the center of workbench is equipped with rectangular hole, the bottom of workbench is provided with lifting assembly, the both sides of workbench top are all fixedly connected with mounting seat, the side of mounting seat is equipped with rotary hole, the inner side wall of rotary hole is rotatably connected with swivel ring, the opposite side of two swivel rings is commonly fixedly connected with multiple connecting blocks, installation assembly is arranged between two swivel rings.The steel wire rope cleaning device, by the rotation of first motor drive screw rod, makes it realize the automatic lifting of lifting platform by sliding block, makes the cleaning or replacement work of dust collection box extremely simple, operator only needs to control motor forward and reverse, can accurately adjust the position of dust collection box, without consuming a lot of manpower to carry, compared with the way of traditional manual carrying dust collection box, can greatly improve maintenance efficiency.

The application provides a prefabricated transformer substation, which comprises a transformer substation body, the transformer substation body comprises a base, universal wheels are installed on the bottom of the base, the universal wheels comprise a wheel frame and a wheel body, the wheel frame is hingedly installed on the lower part of the base to drive the wheel body to swing up and down, the base is provided with an avoiding structure, the wheel body has a supporting position and a ground-leaving position on the swinging stroke of the wheel body, the wheel frame is provided with a wheel frame locking structure and a wheel frame unlocking structure, the transformer substation body further comprises rolling bodies, the rolling bodies are used for forming rolling drums in cooperation with the wheel body when the wheel body is in the ground-leaving position, and the rolling bodies and the wheel body are correspondingly arranged on each side of the base, so that the projection of the rolling drums on each side of the base in the up-down direction encloses a closed figure. The prefabricated transformer substation can effectively solve the technical problem that animals easily enter the interior of the prefabricated transformer substation to cause damage due to the lack of a protection device in the prior art.

The utility model provides a kind of electric pile function box applied to charging pile in, belong to electric pile technical field.It solved the problem that the existing market needs to carry more keys to open function box when carrying out periodic inspection maintenance to multiple charging piles in a region, so that the use of function box is not convenient enough, and causes more inconvenience to the work of staff.The electric pile function box applied to charging pile, including box body and box cover hinged on box body, the side of box body is provided with locking mechanism, for realizing the locking and release between box cover and box body, the utility model has the advantages that locking mechanism is set, the locking and release between box cover and box body is realized, and the operation of locking and release is simple, and the effect of quick locking and release can be achieved.

The utility model relates to the technical field of energy storage, in particular to a simple lock, a bottom support, a battery box and a battery changing system. The simple lock comprises a lock hole assembly and a lock body assembly. The lock body assembly comprises a supporting unit, a driving unit and two spring bolt units. The driving unit comprises a driving rod, a first left connecting rod, a second left connecting rod and a spring bolt unit which are hinged in sequence; and the driving rod, the first right connecting rod, the second right connecting rod and the other spring bolt unit are hinged in sequence. The driving rod drives the spring bolt unit to rotate through the connecting rod structure. When the simple lock is in a locking state, the spring bolt unit penetrates through the lock hole assembly, and the spring bolt unit abuts against the lock hole assembly to limit the lock hole assembly to move away from the spring bolt unit. The bottom support comprises a lock body assembly or a lock hole assembly. The battery box comprises a lock body assembly or a lock hole assembly. The battery replacing system comprises a bottom support and a battery box. Therefore, the problems of complex structure and high energy consumption of the traditional battery replacement locking device are solved.

A reheating device includes a housing, a cylinder, and a steam module. A cover plate is installed in the connecting cylinder, and the cover plate is equipped with a safety valve, an exhaust port, a pressure sensor, and an inlet pipe. The exhaust pipe is fixed to the connecting cylinder and passes sequentially through the bottom surface of the connecting cylinder and the exhaust port. Four steam conduits are connected to the bottom surface of the connecting cylinder. The diameter of the inlet pipe is larger than the diameter of the exhaust pipe. A cap for the inlet pipe is detachably installed on the inner wall of the top cover. After removing the top cover, external steam is introduced into the cylinder through the inlet pipe and steam conduits. When the steam pressure in the cylinder exceeds the set pressure of the safety valve, the safety valve opens to discharge the steam from the cylinder.

The utility model discloses a motorcycle throttle valve model and a linkage structure thereof, and belongs to the technical field of throttle valves. The motorcycle throttle valve model and the linkage structure thereof comprise a throttle valve body, a driving assembly and two locking assemblies, the driving assembly is arranged outside the throttle valve body, the locking assemblies are arranged in the throttle valve body, the throttle valve body comprises a shell, two air inlet cavities are formed in the shell, and the two air inlet cavities are communicated with the driving assembly. Rotating shafts are arranged in the two air inlet cavities, long grooves are formed in the rotating shafts, valve plates are arranged in the long grooves, plugging blocks are arranged on one faces of the valve plates, through grooves are formed in the two sides of the outer portions of the plugging blocks, inserting grooves are formed in the top ends and the bottom ends of the interiors of the through grooves, the locking assembly comprises two locking seats, and one faces of the locking seats are fixedly connected with the inner walls of the long grooves. Square grooves are formed in the top face and the bottom face of the locking base, inserting blocks are arranged in the two square grooves, and the opposite ends of the two inserting blocks are clamped with the two inserting grooves respectively.

The utility model discloses an acupuncture mechanism and radiopharmaceutical subpackaging equipment comprising the same. The needling mechanism comprises a sliding shaft, an operating handle sliding up and down along the sliding shaft and a needle frame base plate, the sliding shaft is further sleeved with an elastic piece, the upper end of the elastic piece is connected with the operating handle, the lower end of the elastic piece is connected with the needle frame base plate, and a first buckle used for fixing an extraction needle is arranged on the needle frame base plate. The extraction needle moves up and down along with the needle frame base plate under the action of the operating handle, so that a soft bottle plug of a medicine bottle can be punctured. The operation handle and the needle frame base plate are arranged on the sliding shaft, the elastic piece is arranged between the operation handle and the needle frame base plate, buffering can be ingeniously provided for the extraction needle to pierce a soft bottle plug of a medicine bottle, buffering can also be provided when the extraction needle makes contact with the bottom of the medicine bottle, and bending of the extraction needle and damage to the bottom of the medicine bottle are avoided; the liquid medicine in the medicine bottle can be completely extracted to the maximum extent, the extraction requirement is met, radiation residues are reduced, and harm to operators is reduced.

The utility model provides a bicycle hanger. The bicycle hanger comprises a first connecting frame and a second connecting frame, the first end of the second connecting frame is connected with the first connecting frame, the second end of the second connecting frame is suitable for being connected with the trailer structure of the tail part of a vehicle, a second connecting piece is fixedly arranged on the second connecting frame, at least one clamping groove is arranged on the second connecting piece, the second end of the first connecting frame is rotationally connected with the second connecting piece, a sliding piece is arranged in the first connecting frame, the end of the sliding piece is out of the first connecting frame and can be clamped and fixed with any clamping groove, so that the first connecting frame can be switched between the folding state and the unfolded state, a foot rest assembly is arranged on the first connecting frame, the foot rest assembly is drivingly connected with the sliding piece and can drive the sliding piece to be out of the clamping groove. The bicycle hanger provided by the utility model can solve the problem of large volume of the folding structure of the existing bicycle hanger.

This utility model relates to the field of beverage packaging technology, specifically to a convenient honey water bottle cap, comprising: a lower cap including a honey container, the lower half of which is inserted into the bottle opening; an upper cap including a light-shielding cover that covers the lower cap and the bottle opening; and a piercing assembly including a piercing cone that is inserted into the lower cap. This utility model utilizes the lower cap to seal the bottle opening and the upper cap to seal the lower cap, achieving a better sealing effect while reducing the manufacturing difficulty of the bottle and the upper cap; furthermore, when the lower cap is lifted, the outer diameter of the upper part increases, allowing for a reduction in length and overall height while maintaining the same honey storage capacity; the engagement of a first and second ratchet tooth locks the lower cap in place, preventing it from rotating when the upper cap is unscrewed, further reducing the difficulty of opening.

The utility model discloses a foot pipe locking mechanism, include: connecting rod unit, along the axial length direction of foot pipe extension, first lock single unit, be located at the first end of connecting rod unit, second lock single unit, be located at the second end of connecting rod unit, driving part is connected with connecting rod unit, can drive connecting rod unit to be active under the external force of driving part, to make the part of first lock single unit and second lock single unit move to the direction of approaching or away from foot pipe wall. The utility model discloses a foot pipe. The utility model utilizes the one-step operation of driving part to can realize the locking or unlocking between inner tube one, inner tube two, outer tube, and the operation is simple and convenient, and one foot pipe locking mechanism can realize the locking or unlocking between inner tube one, inner tube two, outer tube, and the quantity of locking structure is reduced.

The utility model discloses a rotary guide core-pulling structure capable of shortening an injection molding period, and relates to the technical field of injection molds. Comprising a bottom die main body, the bottom die main body is provided with a guide core-pulling mechanism used for an injection mold, the guide core-pulling mechanism comprises a rotating assembly and a fixing block arranged on the side wall of the bottom die main body, and a locking block is connected with a locking groove in a clamping mode, so that a connecting block can be effectively fixed; the connecting block is prevented from moving due to pressure fluctuation of the hydraulic rod or other factors, so that stable meshing of the gear rod and the annular gear is guaranteed, high pressure in the injection molding process is effectively resisted through rigid locking, displacement of the mold core is prevented, and the forming precision of precise structures such as threads is guaranteed; the energy is saved, the action time is shortened, locking and unlocking operation can be achieved by rotating the screw, and the device is simple, convenient and easy to control.

This utility model discloses a device for measuring the diameter of a cylindrical lithium-ion battery core, including a measuring plate. The measuring plate is an elastic element with a circular ring structure. Scale lines are provided on the circumferential surface of the measuring plate. One end of the measuring plate is connected to a guide block, and the other end of the measuring plate is slidably connected to the guide block. An adjusting rod is connected to the sliding end of the measuring plate. This utility model measures the diameter of the core using a circular measuring plate. The measuring plate is fitted onto the circumference of the core, and the position of the sliding end of the measuring plate is adjusted by the adjusting rod to ensure that the measuring plate fits snugly against the circumference of the core, thus achieving diameter measurement. The large contact area between the measuring plate and the core prevents core deformation, thereby ensuring the accuracy of the measurement results.

The utility model provides an auxiliary device for section steel processing, which comprises a base, a support and a clamping mechanism, the support is arranged on the base, and two first through grooves are symmetrically formed in the support; the clamping mechanism comprises four linkage assemblies, a driving assembly, four pressing plates and four rotating shafts, and the bottoms of the four linkage assemblies are connected with the base; the driving assembly is in threaded connection with the four linkage assemblies, and the driving assembly is connected with the support; and the four pressing plates are connected with the tops of the corresponding linkage assemblies correspondingly, the four pressing plates are symmetrically arranged, the four rotating shafts are rotationally arranged in the two corresponding first through grooves correspondingly, and the rotating shafts are connected with the pressing plates. According to the sectional steel machining auxiliary device, under the combined action of the driving assembly and the linkage assembly, locking and resetting of the four pressing plates can be achieved at the same time, operation steps are simple, and then working efficiency is improved.

The utility model relates to the related technical field of aluminum alloy windows, in particular to a safe sealing type aluminum alloy window which comprises a window frame, a window sash body, a lock body, a hollow glass body, an elastic element, a multi-layer sealing component, a water baffle and a drainage component. According to the safe sealing type aluminum alloy window, the window sash body is locked or opened through the lock body, the air tightness and the waterproofness of the window in the closed state are guaranteed through the elastic element and the multiple layers of sealing components, the water baffle and the drainage component further prevent rainwater from invading, and accumulated water is drained in time; therefore, the overall usability and the service life of the window are improved.

This utility model belongs to the field of railway monitoring equipment, specifically disclosing a dedicated railway video monitoring device, including a mounting base and a monitoring camera. The mounting base includes a base plate and two horizontal plates. The base plate is vertically fixed to a wall, and the ends of the two horizontal plates are horizontally spaced on the base plate. A shock-absorbing plate is horizontally movable between the two horizontal plates, and the top and bottom of the shock-absorbing plate are connected to the two horizontal plates by corresponding shock-absorbing spring assemblies. A clamping plate and a rotating plate are horizontally movable at the end of the shock-absorbing plate. The clamping plate is located above the rotating plate, and the rotating plate is clamped and fixed between the clamping plate and the shock-absorbing plate by clamping components. A housing is vertically fixed at the end of the rotating plate, and an angle adjustment assembly is provided inside the housing. The monitoring camera is mounted on the moving part of the angle adjustment assembly. This device can significantly improve the anti-shake capability of the monitoring equipment, and the monitoring device is easy to install and the monitoring angle adjustment is very convenient.

The utility model belongs to the technical field of vacuum cups, and particularly relates to a key opening and closing cup cover with a locking structure, which comprises an upper cup cover, a lower cup cover and a cup body, the lower cup cover comprises a lower cup cover outer wall, a locking assembly and a first mounting disc; a plurality of locking assemblies and key limiting assemblies are installed in the lower cup cover in a limiting mode, each locking assembly comprises a first vertical part and a second vertical part which are sequentially connected, the second vertical parts are located in the limiting grooves, and clamping hooks are installed on the second vertical parts; the locking assembly comprises a pressing block and a locking rod, and the locking rod is connected with a locking block; the key limiting assembly comprises a key limiting block and a sliding rail valley section. A key assembly is mounted in the mounting hole; the key assembly comprises a handle and a rotating assembly, and the rotating assembly comprises a locking hole and tooth peaks. The cup cover key assembly provided with the locking structure and opened and closed through the key can be carried at any time, the safety of drinking water in a water cup is guaranteed, and convenience is provided within a specific range (when athletes go out and participate in important conferences).

The utility model relates to the technical field of cable tie tension test, and disclose stainless steel cable tie tightening tool tension test metering appearance, including the shell, the inside of shell is inlayed and is equipped with signal processing terminal, the bottom of signal processing terminal is inlayed and is equipped with the charging mouth, the surface fixed mounting of signal processing terminal has display screen, the top of signal processing terminal is inlayed and is equipped with force sensor, the feeler rod of force sensor is detachably installed with movable clamp holder. This stainless steel cable tie tightening tool tension test metering appearance, when using stainless steel cable tie tightening tool tightens the cable tie, and the tension of cable tie is passed to force sensor through the movable clamp holder of metering appearance. Force sensor converts tension into electric signal, and the electric signal is handled after signal processing terminal, and is displayed in digital form on display screen in real time. The operating personnel can adjust the operating strength of stainless steel cable tie tightening tool according to the tension numerical value of display, to reach the suitable cable tie tightening tension.

The utility model discloses a fluid connector joint and fluid connector relates to fluid connector technical field, wherein, fluid connector joint, include: valve body, inside setting fluid passage and the valve core of control fluid passage on-off, float member is connected with valve body sliding, only when float member is in first locking position, float member and valve core or its driving portion abut, for locking the action of valve core or its driving portion, locking portion is connected with valve body sliding, only when locking portion is in second locking position, locking portion and float member in first locking position abut, for limiting float member to separate first locking position, the operating portion of locking portion extends to the outside of valve body, when fluid connector joint and fluid connector plug are inserted, fluid connector plug abut and drive operating portion slide to the inside of valve body, for driving locking portion to separate second locking position, the fluid connector joint and fluid connector of this, can realize the unlocking of valve core locking automatically when completing the insertion.

The utility model discloses mold moving equipment capable of achieving locking, and relates to the technical field of building and bridge construction. The formwork moving equipment capable of achieving locking comprises a guide rail connected with a formwork climbing frame and a sliding rail connected with a formwork, the sliding rail is provided with a rack, the guide rail is provided with a gear matched with the rack, the gear is in transmission connection with a driving machine, the guide rail is provided with an insertion hole, and the insertion hole is provided with a plug pin clamped into the gear. The driving machine drives meshing transmission of the gear and the rack to achieve movement of the formwork, locking and unlocking of the formwork moving equipment can be achieved only by inserting or pulling out the plug pin, the operation process is convenient and fast, the complex operation mode of a traditional chain block is replaced, cooperative work of multiple workers is not needed, the labor cost is greatly reduced, and the construction efficiency is improved.