20results about How to "Assembly effort" patented technology

The wrench is provided with a main hole, the wall surface of the main hole is concavely provided with a first cambered surface and a second cambered surface which are used for correspondingly forming a first chamber and a second chamber, and the center lines of the first chamber and the second chamber intersect at the circle center of the main hole to keep a set included angle. The main hole is coupled with a ratchet wheel, and the ratchet wheel is provided with an external connection part and external teeth. The first chamber and the second chamber are correspondingly provided with a first latch, a second latch, a first spring and a second spring, the first latch and the second latch are provided with latch teeth, and the first spring and the second spring act on the corresponding first latch and the second latch, so that the latch teeth of the first latch and the second latch can differentially clamp outer teeth of a ratchet wheel through set included angle configuration, and the tooth changing force application angle of the wrench is reduced by half; and when the wrench applies force by any one latch or actuates the ratchet wheel in a backlash manner, the other latch is controlled to be in a suspended non-stress state, so that the operation smoothness is improved.

The utility model discloses a connecting structure of a table leg and a table, which comprises a lock rod arranged on one of the table leg and the table leg and a lock hole matched and inserted with the lock rod on the other one of the table leg and the table leg, and the lock rod is arranged in the lock hole and can move between an unlocking position and a locking position in the lock hole; one of the table legs and the table legs is rotatably connected with a cam, the other one of the table legs and the table legs is provided with a positioning hole matched with the cam in an inserted mode, the cam is rotatably switched between a first position and a second position, when the cam rotates to the first position, the convex portion of the cam extrudes the inner wall of the positioning hole so that the lock rod can move to the locking position of the lock hole, and the table legs and the table legs are locked and fixed. According to the connecting structure of the table leg and the table, the bolts do not need to be fastened or loosened through tools, assembling is easy and convenient, labor is saved, and the requirement for rapid assembling of a user can be met.

The utility model discloses a reverse planetary lead screw assembly which comprises a rotating rod, a planetary nut and a planetary roller, one end of the rotating rod is provided with a mounting mechanism, the planetary roller is rotatably connected with the rotating rod through the mounting mechanism, and the thread part of the planetary roller is only in threaded connection with the internal thread of the planetary nut; the installation mechanism comprises a locking piece, a lower cover plate and an upper cover plate, the lower cover plate and the upper cover plate are oppositely arranged up and down, the planetary roller is located between the upper cover plate and the lower cover plate, the upper cover plate and the lower cover plate are respectively provided with shaft holes which are in one-to-one correspondence, and non-threaded parts at the two ends of the planetary roller are respectively connected with the shaft holes of the upper cover plate and the lower cover plate. During assembly, the planetary pin roller is connected with the rotating rod through the mounting mechanism, then the whole formed by the planetary pin roller and the rotating rod is screwed with the internal thread of the planetary nut through the thread part of the planetary pin roller, the structure is simple, parts and procedures are reduced, the assembly difficulty is small, the assembly efficiency is improved, and the production cost is reduced.

The invention discloses a welding-spot-free extrusion assembling device for temple ornaments.The welding-spot-free extrusion assembling device for the temple ornaments.The welding-spot-free extrusion assembling device for the temple ornaments.The welding-spot-free extrusion assembling device for the temple ornaments.The welding-spot-free extrusion assembling device for the temple ornaments.The welding-spot-free extrusion assembling device for the temple ornamentscomprises a bottom plate and glasses, the end face of the end, away from the first connecting block, of the working plate is fixedly connected with a second connecting block, the lower end face of the second connecting block is fixedly connected with the upper end face of the bottom plate, a containing assembly is arranged on the upper end face of the working plate and used for containing glasses, and the clamping and fixing assembly is arranged on the working plate and used for clamping the surfaces of the glasses. In the assembling process, the glasses are prevented from moving, the upper piece extrusion assembly is arranged on the working plate and used for assembling work on the surfaces of the glasses, the supporting assembly is arranged on the bottom plate and used for supporting the surfaces of the glasses, welding is not needed, in this way, decoration pieces can be well installed on temples, and the production efficiency is improved. And the effect of the convenience degree of mounting the decorative sheet is further improved.

The invention belongs to the technical field of kitchen appliances, and discloses a pot cover for a cooking pot and the cooking pot, the pot cover comprises a shell with a handle part, a cover body for covering the pot and a stirring module, a through hole is formed in the cover body in the thickness direction in a penetrating mode, the stirring module is provided with a driving mechanism and a stirring tool bit, the driving mechanism is assembled on the shell, and the stirring tool bit is assembled on the shell. The driving shaft is located below the shell and can be arranged in the through hole in a penetrating mode, the driving shaft is configured to rotate with the axis of the driving shaft as the axis, and the stirring tool bit can be installed on the driving shaft and can synchronously rotate along with the driving shaft; the shell is detachably installed at the top of the cover body, the length of the shell extends in the radial direction of the cover body, at least one of the two ends of the shell is provided with a flange extending in the direction of the cover body, when the shell and the cover body are in an assembled state, the stirring tool bit is located below the cover body, and the flange abuts against the outer edge of the cover body. According to the pot cover, the assembly precision, the assembly convenience and the working reliability of the cooking pot with the pot cover can be improved.

This utility model discloses an easy-to-assemble power tool, including a main unit and a working component. The main unit includes a first docking part, a first shaft locking part, and an unlocking button. The unlocking button includes a pressing part, a first peripheral locking part, and a connecting part. The working component includes a second docking part, a second shaft locking part, and a second peripheral locking part. The second peripheral locking part includes a peripheral locking groove and a sliding groove. The bottom surface of the sliding groove is set as a slope, and the height of the end of the slope away from the peripheral locking groove is lower than the height of the end near the peripheral locking groove. When the working component rotates in the forward direction around the rotation axis, the second shaft locking part gradually rotates until it is axially locked with the first shaft locking part. At the same time, the first peripheral locking part presses against the sliding groove and slides towards the top of the peripheral locking groove. In the axially locked state, the connecting part is gradually subjected to force and elastically deflected relative to the pressing part. Under the elastic restoring force of the connecting part, it springs into the peripheral locking groove and locks circumferentially with it. The working component of this power tool is easy and labor-saving to assemble, and facilitates the assembly and replacement of the working component.

The present invention discloses an energy-saving prefabricated steel structure building, including a top node connector, a middle node connector and a prefabricated steel frame, wherein a limit snap is provided at one-fifth of the position above the four faces of the edge of the prefabricated steel frame, and a positioning opening is provided between the two limit snaps, and limit clamps are provided at both ends of the middle node connector. In this invention, two node connection modes with different structures, the top node connector and the middle node connector, are designed according to the difference in the installation parts. The installation of the middle node connector needs to be positioned according to the reserved height of the limit snap. Four sets of limit snaps need to be reserved at the required positions of the four faces before the steel frame leaves the factory. The middle node connector can be installed in the front, back, left and right four directions according to the installation requirements through the four sets of limit snaps, thereby increasing the flexibility of the node connection.

The utility model discloses a modularized booth structure, and relates to the technical field of building equipment. The device comprises a supporting bottom plate and a first vertical beam body arranged over the supporting bottom plate, and further comprises a balancing weight fixed to the center of the upper end face of the supporting bottom plate, a trapezoidal clamping groove is formed in the upper end face of the balancing weight, and an adjusting assembly is clamped in the trapezoidal clamping groove; the rotating gear can be driven to rotate by rotating the rotating handle, and the rack is in meshed connection with the rotating gear, so that the extending square pipes on the two sides can be driven to move oppositely along with the rack, the extending length of the extending square pipes can be adjusted, and the distance and the position between the two sets of supporting bottom plates can be adjusted according to actual site requirements; and the arranged clamping plate bodies can be clamped in trapezoidal clamping grooves formed in the upper end faces of the balancing weights on the two sides, the supporting bottom plates on the two sides are connected, the stability of the whole exhibition stand structure is improved, the extending square pipes can be shortened to be stored during disassembly, and transportation is more convenient.

The outdoor barbecue shovel assembly tool comprises a bottom plate, a shovel head baffle is arranged at one end of the bottom plate, a push block is arranged at the other end of the bottom plate, and a first linear reciprocating motion mechanism for controlling the push block to move close to or away from the shovel head baffle is arranged on the push block. A left side plate and a right side plate which are arranged on the bottom plate are arranged between the shovel head baffle and the push block, a positioning groove extending front and back is formed between the right side plate and the left side plate, a supporting part close to the shovel head baffle is arranged in the positioning groove, and a pressing block capable of stretching into the groove is arranged above the positioning groove. The pressing block is provided with a second linear reciprocating motion mechanism which controls the pressing block to move close to or away from the positioning groove. The assembly tool has the advantages of being convenient to clamp and labor-saving in assembly, and is complete in overall function and high in practicability.

The utility model discloses a kind of light high-strength welding wire disc with metal framework, including cylinder, the first clamping groove is equipped in cylinder one end, the second clamping groove is equipped in cylinder other end, there are several circular grooves between the first clamping groove and the second clamping groove, the first circular ring that size is consistent is encircled with the first clamping groove outer surface, the first circular ring is encircled with several connecting columns in cylinder one side, the second circular ring that size is consistent is encircled with the second clamping groove outer surface, the second circular ring is encircled with several fixed grooves in cylinder one side, first thread groove is equipped in the position of cylinder both ends middle, cylinder both ends are movably connected with limit disc, the middle position of limit disc is penetrated with second thread groove, the screw column that size is consistent is movably connected in second thread groove inside, limit post is equipped in screw column side, two limit disc both sides are encircled with reinforcing column, and several fixed columns are connected between reinforcing column;The utility model can enhance strength when in use.

The novel backrest chair convenient to assemble comprises a supporting frame, the cross section of the supporting frame is in an H shape, a first clamping groove is formed in the middle of the upper surface of a transverse plate of the supporting frame, a T-shaped supporting plate is erected on the supporting frame, a second clamping groove matched with the first clamping groove is formed in the lower surface of a transverse plate of the T-shaped supporting plate, and the first clamping groove is matched with the second clamping groove. A seat plate is erected on the T-shaped supporting plate, a limiting groove matched with a transverse plate of the T-shaped supporting plate is formed in the lower surface of the seat plate, and an arc-shaped backrest plate is erected on the supporting frame and the T-shaped supporting plate. According to the utility model, the assembly and disassembly are convenient, and the transportation is convenient.

The utility model relates to the technical field of steel pallets, and discloses a groove cover plate steel pallet convenient for forklift transfer, which comprises a steel pallet, six support columns are fixedly mounted at the bottom of the steel pallet, gaskets are fixedly mounted at the bottoms of the six support columns, three connecting rings are fixedly mounted on the left and right sides of the steel pallet, and the connecting rings are fixedly mounted on the left and right sides of the steel pallet. A reinforcing support is fixedly installed at the bottom of the steel tray, a fixing mechanism is arranged in the steel tray, a feeding and discharging mechanism is arranged in the steel tray, two fixing plates make contact with the front face and the back of a cover plate to conduct front-back limiting, fixing blocks make contact with the cover plate to conduct left-right limiting, four-side limiting of the cover plate is achieved, and the stability of the cover plate is improved. The cover plates are prevented from moving, the cover plates of various sizes can be assembled and transferred, the applicability is higher, whether the cover plates make contact with the rotating rollers or not is achieved through the height change of the rotating rollers, and the effects of labor saving in the assembling process and skid resistance in the transportation process are achieved.

The utility model provides a shock absorption and noise reduction three-phase asynchronous motor, which comprises a motor main body and a mounting bottom plate, the bottom of the motor main body is fixedly connected with a butt joint seat, the butt joint seat is disc-shaped, and the disc surface of the butt joint seat is rotatably connected with rotating shafts which are uniformly distributed in the circumferential direction; the rotating shaft penetrates through the butt joint seat, an eccentric shaft is fixedly connected to the bottom of the rotating shaft, an annular connecting disc is fixedly connected to the upper portion of the mounting bottom plate, a damping rubber sleeve is arranged in the annular connecting disc in a sleeved mode, and the inner circumferential wall of the damping rubber sleeve is used in cooperation with the outer circumferential wall of the eccentric shaft. By arranging the annular connecting disc, the damping rubber sleeve, the rotating shaft and the eccentric shaft, the combined structure that the butt joint seat and the annular connecting disc carry out damping and noise reduction through the damping rubber sleeve has the advantages of being more labor-saving and rapid to assemble.

The utility model discloses a lawn mower seat with a safety mechanism, comprising: a seat, the seat comprises a steel skeleton and a seat body, the bottom of the seat body is provided with a local cavity, and the cavity can be pressed down to deform and self-reset; a supporting plate is installed at the position of the cavity, a safety switch is arranged on the supporting plate, and a trigger part of the safety switch is arranged in the cavity; when the seat body is pressed downwards, the cavity deforms and abuts against the trigger part of the safety switch downwards, so that the safety switch is closed. And when the seat body is released, the cavity automatically resets, and the safety switch is kept to be switched off.

This utility model discloses a high-pressure explosion-proof electric heater, including an electric heater housing, a water pipe connector conductively connected to the surface of the electric heater housing, support legs symmetrically welded to the bottom of the electric heater housing, an electric heating rod installed at the opening of the electric heater housing, and a mounting base fixedly connected to the end of the electric heating rod. The support legs have symmetrically opened guide holes on their surfaces, and assistive components are inserted into the surfaces of the support legs. The assistive components are inserted into the surfaces of the support legs, and guide rods are inserted through the guide holes of the support legs. Casters A and B at both ends provide auxiliary support. When assembling the electric heating rod relative to the electric heater housing, the bottom of the mounting base engages with the limiting groove of the base support. Pushing the mounting base horizontally causes casters A and B to roll relative to the ground, and the guide rods to slide relative to the support legs. This makes assembly and disassembly easier, reduces worker fatigue, and improves work efficiency.

The utility model discloses a bouncing drainer, and belongs to the technical field of kitchen and bath supplies, the bouncing drainer comprises a hollow water falling head, a water falling cover, a filter basket and a bouncing water stopping mechanism are arranged in the water falling head, the filter basket is slidably arranged in the water falling head, a plurality of filter holes are uniformly distributed in the filter basket, and the bouncing water stopping mechanism is arranged in the filter basket. A water outlet is formed in the bottom of the water falling head, the water outlet is communicated with the filtering hole to form a water outlet channel, the bouncing water stopping mechanism comprises a pressing core, a piston and an installation sleeve which are sequentially arranged, the head of the pressing core abuts against the filtering basket, the pressing core is connected with a water sealing gasket, and the installation sleeve is connected with the water sealing gasket. The pressing core is stressed to drive the water sealing gasket to slide so that the water sealing gasket can abut against the inner wall of the water falling head to seal the water outlet channel, the bouncing mechanism is simple in structure, and the whole assembly is simple, labor-saving and reliable.

This utility model relates to a manual press for assembling solid-phase extraction columns. It includes a manual press body, a pressure block connected to the bottom of a movable rod of the press body, and several pressure rods fixedly mounted on the bottom of the pressure block. A placement seat is provided on the base of the manual press body, and the placement seat has several placement slots for placing column tubes, each slot matching one of the pressure rods. During assembly, multiple column tubes are placed in the placement slots, and then placed one by one into the tube openings. The pressure rods of the manual press body press down on the lower and upper sieve plates. The entire solid-phase extraction column assembly can be completed on a single manual press body. The structure is simple and practical. The pressing operation of the manual press body replaces the original manual hand-held pressure rod operation, allowing for the assembly of multiple column tubes at once, saving assembly time, resulting in a tighter assembly, less effort, and higher efficiency.

The utility model discloses a transmission nut assembly pressing structure which comprises a clamping plate, a linkage rod is arranged on the side face of the clamping plate, positioning columns are fixedly connected to the two sides of the linkage rod, linkage teeth are fixedly connected to the head end of the linkage rod, a long rod is movably connected to the interior of the tail end of the linkage rod, and the long rod is fixedly connected to the tail end of the linkage rod. Driving rods are symmetrically arranged on the side faces of the clamping plates and the linkage rod, a tooth block is fixedly connected to the tail end of the long rod, downward pressing clamping plates are movably connected to the two sides of the tail end of the long rod, the number of the clamping plates is two, three fixing stand columns are arranged on the inner walls of the clamping plates in a triangular distribution mode, and a rear plate is fixedly connected to the tail ends of the fixing stand columns; two supporting frames are fixedly connected to the surface of the bottom end of the rear plate. By arranging a series of structures and the pressing device driven by the long rod, parts do not need to be manually pressed when the transmission nut is assembled, the transmission nut cannot be normally used due to the fact that the parts are not pressed in place when the transmission nut is placed and assembled, and meanwhile operation efficiency is improved.