116results about How to "Improve lock stability" patented technology

The invention discloses a charging device suitable for a new energy automobile. The charging device comprises a base, a charging pile body, a lifting block, a charging base body and a charging gun head, wherein the charging pile body is mounted on the base, and the charging base body is arranged in the lifting block; a plugging connecting groove is formed in the end surface of the right side of the charging base body, and lock-up grooves are formed in the upper and lower inner walls of the plugging connecting groove symmetrically; a guiding track groove extending to both sides is formed in each lock-up groove in a penetrating mode, a transmission cavity is formed in the charging base body at the left side of the plugging connecting groove, and separating plates are arranged between the transmission cavity and the extending sections of the left sides of the guiding tracks; and a driving rotating shaft is arranged at the middle position of the transmission cavity, driven rotating shafts extending to the left and right sides are arranged in the transmission cavity symmetrically and located at the upper side and the lower side of the driving rotating shaft correspondingly, the extending sections of the right sides of the driven shafts penetrate through the separating plates and are connected with the separating plates in a rotating fit mode, unlocking pushing plates are connected with the guiding track grooves internally in a sliding fit mode, threaded holes are formed in the end surfaces of the left sides of the unlocking pushing plates, and first screws are connected with the threaded holes internally in a matched mode. The charging device is simple in structure, convenient to operate, high in lock-up stability and high in safety.

The invention discloses a hydraulic gate control valve capable of being automatically locked. The hydraulic gate control valve comprises a controller, a motor drive circuit and a hydraulic gate control device, wherein the hydraulic gate control device comprises a gate plate (1) and a gate plate lifting drive device (21); the gate lifting drive device (21) comprises a casing (20) which is fixed on a supporting base body; an upper fixing rib (18), a middle fixing rib (19) and a bottom fixing plane are arranged on the inner part of the casing (20); a gate plate lifting drive motor (16) is supported on the upper fixing rib (18) and in power connection with the upper end of a gate plate lifting drive lead screw (17) which penetrates through the upper fixing rib (18), the middle fixing rib (19) and a through hole in the bottom fixing plane, and is in screw-thread fit with the screw in the gate plate (1).

The invention discloses a water gate control system capable of automatically locking and restoring. The water gate control system includes a controller, a motor driving circuit an a water gate controller, wherein the water gate controller includes a gate plate (1) and a gate plate lifting driving device (21); the gate plate lifting driving device (21) includes a shell (20) which is fixed on a support base; an upper fixing rib (18), a middle fixing rib (19) and a bottom fixing surface are arranged in the shell (20); a gate plate lifting driving motor (16) is supported by the upper fixing rib (18), and linked with a gate plate lifting driving lead screw (17); the gate plate lifting driving lead screw (17) passes through the through holes in the upper fixing rib (18), the middle fixing rib (19) and the bottom fixing surface; the gate plate lifting driving lead screw (17) is in threaded cooperation with a screw hole in the gate plate (1).

An adjustable bicycle carrier contains a base; a first mounting rack including an inner rod and an outer rod, and the inner rod having a retaining seat; a rotatable adjusting device including a rotating member a pawl wheel, a rotatable adjustment knob partially, a steel cable and a first resilient element. The steel cable has a first end disposed on an inner peripheral side of the inner rod and a second end mounted on the rotating member. The adjustable bicycle carrier also contains a locking device including a swing arm, and the swing arm having a fixing mount secured on a predetermined portion thereof, wherein the positioning block and the fixing mount simultaneously swing with the swing arm, the fixing mount has a teeth portion for engaging with the pawl wheel, such that when the swing arm swings, the pawl wheel engages with or disengages from the toothed portion.

The invention relates to a special platform for welding a multifunctional cylinder cube. The platform comprises a movable trolley, a support rack, a cube clamping device, an adjusting platform, a cylinder locking device, a dust collection smoke discharge device and a cooling device, wherein the support rack is mounted in the middle position of the movable trolley; the cube clamping device is mounted above the support rack; the adjusting platform is positioned at the left side of the cube clamping device; the cylinder locking device is mounted rightly above the adjusting platform; the dust collection smoke discharge device is positioned at the front side of the movable trolley; and the cooling device is positioned at the back side of the movable trolley. The platform can realize the functions of peripheral locking of a cube welding workpiece and radial locking of a cylinder welding workpiece, can realize a space movement function in a direction of four degrees of freedom of three-translation and one-rotation in the welding process of the cube welding workpiece through the support rack, can achieve a multi-angle welding effect, can realize quick cooling treatment for the welded workpiece through the cooling device, and improves the welding efficiency.

The invention discloses an application method of a lift type door plank device using a single screw to achieve automatic locking. The lift type door plank device comprises a door plank (1) and a door plank lift driving unit (21). The door plank lift driving unit (21) comprises a shell (20) which is fixed to a supporting substrate. A door plank lift driving motor (16) is fixed in the shell (20) and is in power connection with upper end of a door plank lift driving lead screw (17). The door plank lift driving lead screw (17) is in screw-thread fit with a screw hole in the door plank (1). The two sides of the upper edge of the door plank (1) are each provided with a protruding shoulder (2). The inner side faces of the two protruding shoulders (2) are provided with locking holes (3) which are open towards the middle of the door plank (1) and extend in the direction perpendicular to the door plank lift driving lead screw (17).

A detachable chainring assembly includes a first chainring, a second chainring and a locking part. The first chainring includes a first through hole. The second chainring includes a first surface, a second surface, a driven hole, and a plurality of first protrusion parts. The second surface is opposite to the first surface. The driven hole runs through the first surface and the second surface for securing a driving portion of a crank arm. The first protrusion parts protrude from the second surface and are disposed around the driven hole, and at least one of the first protrusion parts has a first locked hole. The locking part is detachably secured to the first through hole and the first locked hole such that the first chainring and the second chainring are jointly secured to each other via the locking part.

The invention provides a lifting door plank device capable of being self-locked by use of a single screw. The lifting door plank device comprises a door plank (1) and a door plank lifting driving device (21); the door plank lifting driving device (21) comprises a housing (20) which is fixed on a supporting base; a door plank lifting driving motor (16) is fixed in the housing (20); the door plank lifting driving motor (16) is in power connection with the upper end of a door plank lifting driving lead screw (17); the door plank lifting driving lead screw (17) is in screw-thread fit with a threaded hole formed in the door plank (1); convex shoulders (2) are arranged on the two sides of the upper edge of the door plank (1); locking holes (3) open towards the middle of the door plank (1) and perpendicular to the door plank lifting driving lead screw (17) are formed in the inner side surface of the two convex shoulders (2).

The invention relates to casting head cutoff and machining treatment equipment for automobile precision part casting. The equipment comprises a base, a cutting mechanism, a bearing mechanism, a lowerclamping mechanism, an upper clamping mechanism, a top plate, supporting plates, a pushing air cylinder and a mounting block. The cutting mechanism is mounted on the right side of the base. The bearing mechanism is mounted on the left side of the cutting mechanism. The lower clamping mechanism is arranged on the left side of the bearing mechanism. The upper clamping mechanism is arranged above thelower clamping mechanism. The top plate is mounted at the top end of the upper clamping mechanism. The supporting plates are mounted on the rear side and the left side of the top plate. The lower ends of the supporting plates are mounted on the base. A hole is formed in the supporting plate on the left side of the top plate. The pushing air cylinder is arranged in the hole. The left end of the pushing air cylinder is mounted on the base through the mounting block, and the right end of the pushing air cylinder is mounted on the left side of the upper clamping mechanism. According to the equipment, the problems that when casting heads of oil way pipe fittings are cut at present, clamps need to be replaced for pipe fittings of different sizes, and only one oil way pipe fitting is cut after being locked at a time can be solved.

The invention provides a water conservancy gate device with a position sensor and capable of realizing automatic locking and return. The water conservancy gate device comprises a gate plate (1) and a gate plate lifting driving device (21); the gate plate lifting driving device (21) comprises a housing (20) which is fixed on a supporting foundation; an upper fixed rib (18), a middle fixed rib (19) and a bottom fixed surface are arranged inside the housing (20); a gate plate lifting driving motor (16) is supported on the upper fixed rib (18) and in power connection with the upper end of a gate plate lifting driving lead screw (17); the gate plate lifting driving lead screw (17) goes through the through holes of the upper fixed rib (18), the middle fixed rib (19) and the bottom fixed surface, and the gate plate lifting driving lead screw (17) is in screw thread fit with a screw hole formed in the gate plate (1).

The invention discloses a locking device for a quick de-compiling through passage of a high-speed train, which comprises a through passage hinge frame and a steel wire. The through passage hinge frame comprises a left frame and a right frame opposite in notch, a lock seat with a hole is fixed into a groove of the right frame, a lock hook with a hole can be inserted into the lock seat in linkage of the through passage and is fixed into a groove of the left frame, an inserting pin component which can be inserted into or removed out of the holes on the lock seat and the lock hook is fixed onto the steel wire, the steel wire is connected with a wrench component which is capable of drawing the steel wire to move through a lock handle, and the wrench component is provided with a rotary lock which can be locked or unlocked and a rotary handle. By means of locking and unlocking of the rotary lock, the handle is rotated to pull the steel wire to move, the inserting pin component is inserted into the holes combined by the lock hook and the lock seat, and accordingly safety and reliability in locking of the quick de-compiling through passage of the high-speed train can be realized. Loosening of the handle after locking can be avoided by means of the rotary lock, high locking stability can be guaranteed, and the operation requirements of quick de-compiling of the through passage can be met.

The invention relates to a pipe bending machine, and belongs to the technical field of the pipe machining treatment. The pipe bending machine comprises a machine frame and a machine head installed onthe machine frame, wherein the machine head comprises a swing arm, a circular mold, a clamping mold assembly, a guide mold assembly, a driving main shaft and a pipe bending motor; the pipe bending motor drives the circular mold and the swing arm to rotate around the axis of the driving main shaft through the driving main shaft so as to perform pipe bending operation on the a pipe; the clamping mold assembly comprises a clamping mold holder and a clamping mold, the clamping mold is movably arranged on the clamping mold holder so that when the clamping mold and the circular mold cooperatively clamp a pipe, the clamping mold can be adapted to rectifying of the axial direction of the clamping mold cavity of the clamping mold to the axial direction of the clamped portion of the fitted pipe. Dueto the fact that the clamping mold is movably arranged on the clamping mold holder so that the clamping mold can clamp the pipe better along with the circular mold, slipping of the pipe in the pipe bending process can be effectively reduced, and the machine can be widely applied to the fields of air conditioners, aviation and the like.

The invention discloses an opening and closing actuator for an automobile refueling / charging port cover, and belongs to the field of automobile accessories. The opening and closing actuator comprises a lock pin, a locking steel wire and an electric bolt, wherein the lock pin is provided with a heart-shaped groove and a locking slot and is provided with four limiting steps, the heart-shaped groove is divided into a locking track, a limiting groove, a locking groove, a limiting groove and an unlocking track which are in communication in sequence; and a rotating wheel driven by a forward and reverse rotation motor is connected to the lower portion of the electric bolt, a rotating column is fixedly connected to one side of the rotating wheel, a connecting groove allowing the upper end of the rotating column to be inserted therein and move is formed in the lower end face of the electric bolt, the connecting groove comprises a guide groove coaxial with the rotating wheel and a linkage groove with the radius smaller than that of the guide groove, and the lower end of the rotating wheel is connected with a rotating rod through a gear pair. According to the actuator, the situation that locking is not in place is avoided, stable locking and unlocking can be achieved, production, machining and assembling are easy, and the production cost can be saved, wherein an electric lock mechanism can still realize the function when a power system breaks down.

Strapping device including: frame defining supporting area to place thereon a strap being processed, tensioning assembly to lock and tension, on command, at least part of the strap, welding assembly for joining, on command, at least two edges of the strap, a first drive member to actuate at least part of the tensioning and welding assemblies, and second drive mechanism operatively connected to at least the first drive member, at least part of the tensioning assembly and the welding assembly, and including a first element to carry out at least first and second movements, the first element defining an intermediate position relative to the frame starting from which the drive member actuates at least part of the tensioning assembly if the first element carries out the first movement and alternately actuates at least part of the welding assembly if the first element carries out the second movement.

The invention discloses a wet type granulator. The wet type granulator comprises a material cylinder, wherein a cylinder cover is rotationally arranged at an opening of the material cylinder, a locking part is arranged on the cylinder cover and comprises a locking casing, a first through slot is formed in the locking casing, a lock pin is glidingly arranged in the first through slot and comprisesa middle rod and a propping rod, one end of the propping rod is connected with one end of the middle rod to form a propping platform, the other end of the propping rod extends out of the first throughslot, one end of the middle rod is arranged in the first through slot, the other end of the middle rod extends out of the first through slot, a pin head is arranged at one end, extending out of the first through slot, of the middle rod, the diameter of the pin head is larger than that of the first through slot, the middle rod is sleeved with a reset spring, a propping step is arranged in the first through slot, one end of the reset spring is fixedly mounted on the propping step, the other end of the reset spring is propped against the propping platform, the weight of the lock pin is smaller than reset elasticity of the reset spring, a propping block is arranged at the opening of the material cylinder, and a slope surface is arranged on the propping block and faces the movement direction of the locking part.

A water conservancy gate device capable of being locked automatically comprises a gate plate (1) and a gate plate lifting drive device (21). The gate plate lifting drive device (21) comprises a shell (20), the shell (20) is fixed to a supporting base body, an upper fixed rib (18), a middle fixed rib (19) and a bottom fixed face are arranged in the shell (20), a gate plate lifting drive motor (16) is supported on the upper fixed rib (18), and is in power connection with the upper end of a gate plate lifting drive lead screw (17), and the gate plate lifting drive lead screw (17) penetrates through a through hole in the upper fixed rib (18), a through hole in the middle fixed rib (19) and a through hole in the bottom fixed face, and is in threaded fit with a screw hole in the gate plate (1).

The invention provides a temporary storage mechanism for a clothes hanger on a clothing hanging production line, and belongs to the technical field of machinery. The temporary storage mechanism solvesthe problem that in the prior art, the stability is poor. The temporary storage mechanism for the clothes hanger on the clothing hanging production line is located on the other side of a support, andcomprises a locating beam, a fixed plate and a movable plate. The locating beam is horizontally arranged and fixedly connected with the support. The fixed plate is fixedly connected with the locatingbeam. The movable plate is movably connected to the locating beam, and a locking mechanism which can lock the movable plate is arranged between the movable plate and the locating beam. A first locating portion which is used for locating one side of the clothes hanger is arranged on the fixed plate, and a second locating portion which is used for locating the other side of the clothes hanger is arranged on the movable plate. The temporary storage mechanism for the clothes hanger on the clothing hanging production line is high in stability.

The invention discloses a biochemical incubator. The biochemical incubator comprises a box body, wherein a cavity is formed inside the box body; the bottom of the cavity is provided with a first guide plate; a plurality of incubators are arranged above the first guide plate; a first guide bar which is arranged in the first guide plate and is in sliding fit connection with the first guide plate is arranged at the bottom of each incubator; a clamping block is arranged on a back side of the top of each incubator; a clamping slot is formed inside each clamping block; an internal top surface of the box body opposite to the clamping slots is provided with a second oblique block which is arranged in a way of extending forwards and backwards along the internal top surface of the box body; second guide plates which are arranged in a way of extending forwards and backwards along an inner side face of the box body are arranged oppositely above a left side and a right side of the cavity; the top of each second guide plate is provided with a slide block.

The invention relates to the technical field of bus ducts, in particular to a bus duct which comprises a bus duct body, a mounting plate, conducting strips and side plates, the bus duct body is formed by combining an outer shell and conductors arranged in the outer shell, the mounting plate and the side wall of the outer shell are integrally formed, mounting holes are formed in the mounting plate, and the conducting strips are arranged in the mounting holes. The conducting strips are electrically connected with conductors in the bus duct body, the side plates and the outer shell are integrally formed, and the conducting strips and the side plates are symmetrically arranged at the two ends of the bus duct body; the bus duct formed by combining the bus duct main body, the mounting plate, the conductive sheet and the side plate is arranged, the bus duct is in butt joint through the connecting structure formed by combining the connecting sheet and the fastening structure, and the fastening structure is arranged to be formed by combining the base plate, the screw rod, the clamping plate, the locking nut, the sleeve and the anti-loosening assembly. Therefore, the locking stability of the bus duct is improved, and the conductive effect between the bus ducts is ensured.

The invention relates to a quick-change locking mechanism for a power battery. The quick-change locking mechanism comprises a fixing assembly and a locking assembly, wherein the fixing assembly comprises a push rod, a first elastic piece and a fixing block; s groove is formed in the upper surface of the end, close to the locking assembly, of the push rod; the locking assembly comprises a locking shaft and a sliding block; the locking shaft comprises a hemispheroid and a cylindrical shaft which are coaxially arranged; the sliding block is sleeved on the cylindrical shaft and is provided with ahorizontal table board and a cambered surface which form an angle with each other; in a locking state, the push rod is respectively clamped with the horizontal table top and a lower surface of the hemispheroid, and a lower edge of the hemispheroid is clamped in the groove of the push rod; in the separation state, the arc surface makes contact with the push rod, and the push rod slides on the arc surface to achieve separation. The mechanism is advantaged in that installation reliability of the locking mechanism can be improved, and the occupied space of the locking mechanism can be reduced through a simple structure.

The invention discloses an adapter sleeve convenient to detach. The adapter sleeve comprises a sleeve body, an installation component, a first gasket, a second gasket, a third gasket and a sleeve end head; the sleeve body is arranged to be of the shape of two hollow semi-cylinders, and one ends of the semi-cylinders are movably connected through a hinge pin; the sleeve body is arranged at one end of the outer side of a rotating shaft in a clamped manner, one end of the sleeve body is provided with the sleeve end head, the sleeve end head is provided with a groove, and the groove is internally provided with the installation component; the end, tightly close to the sleeve end head, of the middle of the sleeve body is sleeved with a bearing, and one end of the bearing is provided with a withdrawing lantern ring. According to the adapter sleeve convenient to detach, the sleeve body is arranged to be of the shape of two hollow semi-cylinders, one ends of the semi-cylinders are movably connected through the hinge pin, when the adapter sleeve is used, the sleeve body is clamped to one end of the outer side of the rotating shaft, one end of the sleeve body is fixed through the sleeve end head, and the other end of the sleeve body is fixed through the withdrawing lantern ring; and when the adapter sleeve is detached, only the withdrawing lantern ring and a locking screw need to be detached, and the adapter sleeve is convenient to detach and install.

The invention provides an unmanned aerial vehicle arm latching component and an unmanned aerial vehicle. The unmanned aerial vehicle arm latching component comprises a left substrate, a right substrate, an upper substrate, a vehicle arm connecting block, a connecting strip and a pin sheet, wherein the left substrate and the right substrate are arranged in bilateral symmetry at an interval; the upper substrate is arranged above the left substrate and the right substrate and is detachably connected with the left substrate and the right substrate; the vehicle arm connecting block is arranged between the left substrate and the right substrate and is positioned below the upper substrate; the vehicle arm connecting block is pivotably connected with the left substrate and the right substrate; a clamping hook and a vehicle arm connecting hole positioned below the clamping hook are formed on the vehicle arm connecting block; one end of the connecting strip is pivotably connected with the upper substrate; the pin sheet is pivotably connected with the other end of the connecting strip. The unmanned aerial vehicle arm latching component provided by the embodiment of the invention is high in latching stability.

The invention discloses an adjustable flow blade rotation angle detection device and detection method. A digital display angle detector is fixedly connected with a detected adjustable flow blade, so that the rotation angle of the adjustable flow blade can be detected by rotating the adjustable flow blade; a self-locking nut buckle thread is exposed on the long shaft of the adjustable flow blade, asupport is connected through the thread, the digital display angle detector is fixed on the support, and the rotation angle of the adjustable flow blade can be measured only by one-time disassembly and assembly during detection. The adjustable flow blade rotation angle detection device can be installed on N adjustable flow blades at the same time for one-time detection, and the detection efficiency can be greatly improved. After the adjustable flow blade rotation angle detection device and method are adopted, the risk of scrapping caused by repeated disassembly and assembly of the self-locking nut is effectively avoided, more importantly, the detection device is convenient to disassemble and easy to operate, the detection time is greatly shortened, the detection efficiency is effectivelyimproved, and meanwhile, the labor intensity of operators is greatly reduced.

Strapping device including a frame defining supporting area for placing thereon a strap being processed, tensioning assembly to lock and tension, on command, at least part of the strap and at least one rocker defining main axis and at least one tensioning wheel defining its own tensioning axis, which can be rotated around the tensioning axis and integrally with the rocker around the main axis relative to the frame, a welding assembly for joining, on command, at least two edges of the strap, and at least a first drive member to actuate at least part of the tensioning assembly, and first drive mechanism operatively connected to at least the first drive member and including at least a first drive assembly The first drive assembly moves the tensioning wheel around the tensioning axis even when the tensioning roller is moved around the main axis.