12results about How to "Good labor saving effect" patented technology

The utility model discloses a laborsaving food chopper which comprises a box body, a pressing plate and a pressing block, a cutter is arranged on the box body, a hinge seat is arranged at the rear end of the box body, the pressing plate is provided with a connecting end and a free end, the connecting end of the pressing plate is pivoted to the hinge seat of the box body so that the pressing plate can rotate relative to the hinge seat, one end of the pressing block is pivoted to the hinge seat, and the other end of the pressing block is hinged to the hinge seat. The other end of the pressing block is movably connected to the pressing plate through a connecting arm, and the pressing block is provided with a pressing die part; the pressing plate, the pressing block and the connecting arm are matched to form a labor-saving composite lever mechanism; when the pressing plate rotates towards the direction close to the cutter relative to the hinge seat, the pressing plate acts on the pressing die part through the composite lever mechanism, so that the pressing die part is matched with the cutter to cut food, and through the arrangement, the food can be cut in a more labor-saving manner.

The utility model discloses a grounding downlead bending device, which belongs to the technical field of lightning protection grounding jumper wire processing and comprises a bottom plate fixedly mounted on a sleeper, a baffle plate arranged on one side of the upper end of the bottom plate, a bumping post arranged on one side of the baffle plate close to the end part of the central position of the bottom plate, and a crank inserted in the bumping post and capable of rotating. The crank is provided with an insertion rod capable of being inserted into the blocking column and a blocking rod arranged on the inner side of the insertion rod; and the insertion rod is arranged at the front end part of the crank. The grounding down lead manufactured by the utility model is attractive in process, labor-saving and labor-hour-saving, and the manufactured grounding down lead can be tightly attached to a protective cap foundation.

The cardio-cerebral-pulmonary resuscitation rescue device for the emergency department comprises a supporting device, a braking device and a fixing device, the braking device is arranged on the outer wall of an arc-shaped plate of the supporting device, and the fixing device capable of rotating and moving up and down is arranged at one end of the supporting device. The supporting device, the braking device and the fixing device work cooperatively, the supporting device provides a stable basic platform for cardio-pulmonary resuscitation operation, the braking device achieves labor-saving and effective pressing operation, and the fixing device ensures the stability of the body of a patient; by means of the cooperative work mode, the whole cardio-pulmonary resuscitation rescue process is more efficient and orderly, the functions of all the parts are mutually complemented, the success rate of cardio-pulmonary resuscitation is improved to the maximum extent, and a more ideal equipment solution is provided for cardio-cerebral-pulmonary resuscitation rescue work in the emergency department.

The utility model discloses a wire connector, belongs to the technical field of connection structures, and provides a connector capable of tensioning a wire without damaging a metal core of the wire, the connector comprises a rotating sleeve and a fixed sleeve which are rotatably connected, the rotating sleeve comprises a wire bunching cylinder, and the inner wall of the wire bunching cylinder is provided with a guide strip parallel to the axis; the rotating sleeve is slidably connected with a follow-up handle through a guide strip, the follow-up handle is provided with at least two wire twisting holes penetrating through the two end faces, the fixed sleeve comprises a wire inserting cylinder, the wire inserting cylinder is provided with wire penetrating holes penetrating through the two end faces, and the number of the wire penetrating holes corresponds to the number of the wire twisting holes. By arranging the rotating sleeve and the fixed sleeve which can rotate relatively and arranging the slidable follow-up handle structure in the rotating sleeve, leads needing to be connected can be twisted, the leads can be gradually tensioned in the twisting process, the leads are arranged more tightly, a metal core of the leads cannot be damaged in the twisting process, the metal core of the leads is shortened, and the production efficiency of the leads is improved. Therefore, the lead does not need to be reserved too long and also has a relatively high error-tolerant rate.

The utility model relates to the technical field of tire testing, in particular to a tire pinning testing device. The testing device comprises a rack, a testing rotating shaft which rotates on the rack and is used for coaxially assembling a to-be-tested tire, a testing nail assembly which is driven by an operation part and can be inserted into and far away from the to-be-tested tire, and a ratchet mechanism which can drive the testing rotating shaft to do equal-angle stepping rotation in a unidirectional intermittent manner, a transmission ratchet wheel of the ratchet wheel mechanism is coaxially fixed on the test rotating shaft, and a pawl of the ratchet wheel mechanism is in transmission fit with the operation part through the linkage mechanism and drives the transmission ratchet wheel to generate one-time stepping rotation action in a motion period that the operation part drives the test nail assembly to be inserted and then is away from the to-be-tested tire to reset. According to the utility model, the linkage matching between the nail driving structure and the tire rotating structure can be realized, the cost is low, the arrangement uniformity of puncture holes in the tire can be ensured, and the consistency of data of adjacent tests is further maintained.

The colla corii asini sheet hardening bed comprises a bearing table and lockable moving wheels, a transmission gear disc is rotationally connected to the middle of the surface of the top of the bearing table, and a second motor is fixedly installed on the other side of the top of the bearing table; the output end of the second motor penetrates through one side of the bearing table and is meshed with the transmission gear disc through a gear. According to the donkey-hide gelatin hardening device, the adjusting grooves and the limiting plates are adopted, in the actual using process, personnel can move the limiting plates according to different sizes of donkey-hide gelatin needing to be hardened, the limiting plates can be inserted into the adjusting grooves in different positions, and then the limiting plates can form an area for containing the donkey-hide gelatin; in addition, due to the mobility of the limiting plates, the use of the structure can be more flexible, the placement requirements of different donkey-hide gelatin can be met, the practicability of the device is improved, and the advantage that the airing distance is adjustable is achieved.

The utility model provides a kind of tool for steel plate straight probe ultrasonic testing, including tool base, the top central part of tool base is fixed with the straight probe pedestal for installing straight probe, the outside of straight probe pedestal is equipped with limit sleeve;Tool base top is hinged with extension rod connecting frame, the end of extension rod connecting frame is used to connect extension rod;The inner bottom of tool base is installed with ball by ball fixed buckle rolling limit, ball protrudes tool base certain height and with the surface of the steel plate to be detected rolling contact cooperation.This tool can be used for reliable positioning installation straight probe, and can be conveniently connected extension rod, and then conveniently assembled to form entire ultrasonic testing tool to realize the ultrasonic detection of steel plate, while effectively reduce the friction between steel plate in detection process, play good labor-saving effect, reduce detection operation difficulty, improve detection efficiency.

An adjustable object clamping walking device comprises a first clamping rod assembly, a second clamping rod assembly, a first screw, a cart handle, a first clamping plate and a second clamping plate, the first clamping rod assembly (3) is composed of a first right-angle end rod (31), a first sleeve rod (34) and a first connecting rod (35), the first sleeve rod is provided with an inner thread in a full-length mode, and the two ends of the first sleeve rod are connected with the outer thread of the first right-angle end rod and the outer thread of the first connecting rod in a matched mode respectively; a first clamping plate (311) and a first fork rod (312) are arranged at the lower end, away from the first sleeve rod, of the first right-angle end rod in a forked mode in the direction perpendicular to the first sleeve rod, and a rotating wheel (1) is connected between the first clamping plate and the first fork rod through a rotating wheel shaft (2). The two clamping rod assemblies are movably connected through a clamping rod rotating shaft (32), materials placed in the two clamping rod assemblies can be clamped by rotating a rotating handle (61) of a locking wheel (6) installed in the two clamping rod assemblies, and the trolley can walk by pushing a trolley handle (4). The clamping rod assembly can be replaced by a pair of clamping arms.

The utility model belongs to the technical field of doors and windows, and provides a side pressure door and window translation device and a pulley device, the translation device comprises a first support, a second support and a translation driving assembly; the translation driving assembly comprises a swing arm, a driving piece and a driven piece; the swing arm is rotationally connected to the first support, a driving groove is formed in one side of a rotary connecting point of the swing arm, and a sliding fit groove is formed in the other side of the rotary connecting point of the swing arm and connected with a driven piece. The first support is provided with a first guide groove, and the driven part penetrates through the first guide groove and then is connected with the second support. The driving part moves in the length direction of the sash frame along with a transmission strip of the hardware system, the extending direction of the driving groove inclines relative to the moving direction of the driving part, the extending direction of the sliding fit groove is horizontal relative to the length direction of the swing arm, and the driving part is matched with the driving groove to promote the swing arm to rotate when moving. According to the utility model, the force for locking the door window sash by a user is reduced, the hand feeling is improved, and the reliability is good.

The utility model discloses an external safety hand brake for a distribution box, which comprises a connecting seat, an overturning arm and a connecting arm, the overturning arm and the connecting arm are arranged on two sides of the connecting seat, and a connecting shaft penetrates through the inside of the connecting seat. One end of the sleeve is connected with the end of an external hand brake, the rotating rod is manually rotated to drive the protruding block to synchronously rotate, the protruding block abuts against the locking rod in the rotating process, then the locking rod can be turned over towards one side, the reset spring is stressed and compressed, then the hand brake rod is broken off, the connecting base is driven to turn over, the connecting shaft synchronously rotates, and the locking rod is locked. And then the rotating shaft and the fluted disc are rotated until the hand brake bar and the extension brake bar are overturned from the position between the overturning arm and the connecting arm, then the rotating rod is stopped from rotating, the reset spring is reset, the locking rod can be pushed to clamp the teeth on the outer side of the fluted disc, the fluted disc, the rotating shaft and the connecting shaft are stopped from rotating, and the position of the hand brake bar can be locked.

The foldable labor-saving main standing frame comprises a main standing frame body, the main standing frame body comprises a first supporting rod and a second supporting rod which are located on the left side and the right side, a pedal rod seat is arranged at the lower end of the first supporting rod, a connecting structure is arranged at the other end of the pedal rod seat, and the pedal rod seat is connected with a pedal rod in a matched mode through the connecting structure; the pedal rod rotates within a set angle range in the height direction of the first supporting rod; a spring is arranged between the pedal rod and the first supporting rod. The pedal rod can be folded after being rotated, so that the length is shortened; the maximum length of the pedal rod in the folded state is reduced, so that the structural arrangement around the main bracket is facilitated; in an extension state, the length of the main force arm is increased when the main bracket is supported, so that more labor is saved when the main bracket is supported; the force bearing point between the pedal rod and the main standing frame is changed to the position where the third matching face abuts against the first matching face, and the better labor-saving effect is achieved.