289results about How to "Improve locking effect" patented technology

The utility model discloses a reversible support for a moist heat cleaning sterilizer, which comprises at least two first magnetic supports (41) and second magnetic supports (42) which are distributed up and down, the first magnetic supports (41) and the second magnetic supports (42) are magnetically adsorbed on the inner wall of a cleaning cylinder (3) of the sterilizer, annular slide rails (43) are arranged on the first magnetic supports (41) and the second magnetic supports (42), and the annular slide rails (43) are arranged on the first magnetic supports (41) and the second magnetic supports (42). A plurality of sliding blocks (44) moving along the annular sliding rail (43) are arranged on the annular sliding rail (43); an electric push rod (45) is hinged to the sliding block (44), a connecting rod (46) is hinged to a push rod head of the electric push rod (45), and a fixing lock catch (47) is hinged to the connecting rod (46). The multi-angle cleaning device has the advantages that the container (5) can be turned over, and multi-angle comprehensive cleaning is achieved.

The invention relates to the technical field of semitrailer frames, and provides a multifunctional container transportation semitrailer frame which comprises a frame body and a plurality of supporting frames arranged at the bottom of the frame body in sequence, the supporting frames are provided with first penetrating holes, swing supporting legs are hinged to the lower ends of the supporting frames, the swing supporting legs are provided with second penetrating holes, and after the swing supporting legs swing, the first penetrating holes are communicated with the second penetrating holes. The second penetrating hole and the first penetrating hole are aligned to form a first locking penetrating hole, the first swing locking piece and the second swing locking piece are arranged at the bottom of the frame in a swing mode and located on the two sides of the supporting frame respectively, and the first swing locking piece and the second swing locking piece are provided with a first locking part and a second locking part respectively. And after the first swing locking piece and the second swing locking piece swing, the first locking part and the second locking part are locked in the first locking through hole. By means of the technical scheme, the problem that in the prior art, a movable supporting leg is not stable enough is solved.

The invention discloses a tunnel feet-lock bolt drilling device with the controllable drilling depth and a using method, and relates to the technical field of tunnel supporting construction, the drilling device comprises an air leg, an orientation mechanism, a fixing mechanism, a cleaning mechanism and a rock drilling gun, the air leg is obliquely inserted into the ground behind a hole to be drilled at a certain angle, so that the drilling device is fixed to the ground; through the cleaning mechanism and the cleaning orientation mechanism, the fixing mechanism can smoothly fix the rock drilling gun, the rock drilling gun is placed horizontally, the rock drilling gun is rotated, the orientation mechanism assists the rock drilling gun in orientation, the rock drilling gun is fixed through the fixing mechanism after orientation, and drilling is conducted along a preset path by fixing the direction of the rock drilling gun. And drilling deviation caused by direction change is reduced, so that the drilling depth of the rock drilling gun is controlled more accurately.

The invention discloses an engine driving device, including an active part and a passive part, wherein the active part includes an active shaft, an active sleeve, and an active wheel, and the inner hole of the active sleeve is a tapered inner hole; the passive part includes a passive sleeve and a passive wheel, and the passive sleeve is slidably sleeved on the active shaft, and the outer wall of the left section of the passive sleeve matches the tapered inner hole of the active sleeve, and a conical limiting convex ring is provided on the middle section of the active shaft, and a limiting groove is provided in the inner hole of the passive sleeve; a plurality of radial through holes are provided on the passive sleeve, and a short shaft is provided in each radial through hole; a plurality of radial locking inner holes are also provided on the outer wall of the left section of the passive sleeve, and a locking pin is provided in each radial locking inner hole; a plurality of radial locking outer holes are provided on the wall of the tapered inner hole of the active sleeve, and when the passive bearing is in the left limit position, the plurality of radial locking outer holes are connected and communicated with the plurality of radial locking inner holes. The invention has the advantages that the active part and the passive part can be quickly engaged or disengaged.

The utility model discloses a kind of load-bearing belts, the load-bearing belt includes belt part and the connecting buckle connected to the one end of belt part;The belt part is two parts of counterweight section and connecting section, counterweight section and connecting section are integrated structure or fixed connection;Counterweight block is fixedly installed on counterweight section, connecting section includes the base band with opposite first surface and second surface, the first surface of base band is equipped with the first tooth portion of multiple protrusions, the second surface of base band is equipped with the second tooth portion of multiple protrusions, a slot is opened in connecting buckle, for the slot through of connecting section, the inboard of slot is equipped with the clamping structure matched with first tooth portion, second tooth portion;After connecting section passes through slot, tooth portion and clamping structure are clamped, form annular structure;When untying, pull connecting section, tooth portion and clamping structure are separated, and connecting section is pulled out.

The utility model discloses a sound insulation door locking device which comprises a first door plate and a second door plate, two sets of first sliding grooves are formed in one side of the first door plate, through grooves are formed in one ends of two sets of first inserting rods, two sets of second sliding grooves are formed in the inner side of the second door plate, and inserting grooves are formed in one sides of the two sets of second sliding grooves. The inner sides of the two sets of second sliding grooves are both slidably connected with second inserting rods, and the two sets of first inserting rods and the two sets of second inserting rods are both connected through a driving mechanism. The driving mechanism arranged in the first door plate can drive one ends of the two sets of first inserting rods to be inserted into the inner sides of the two sets of inserting grooves; a driving mechanism arranged in the second door plate can drive two groups of second inserting rods to be inserted into the inner sides of two groups of through grooves, so that the two groups of second inserting rods and the two groups of first inserting rods can be inserted and fixed, the locking operation of the soundproof door is completed, and through the arrangement, opening and closing of the soundproof door are facilitated; and meanwhile, the locking effect of the soundproof door is greatly improved.