7results about How to "Moderate tightness" patented technology

The utility model discloses a plastic bag winding correction anti-deviation device which comprises a rack, wallboards are symmetrically arranged at one end of the rack, a leading-in roller is rotationally installed between the wallboards through an adjusting mechanism, the other end of the rack is rotationally connected with a roller plate through a hinge, and a leading-out roller is rotationally connected to the roller plate. The side, away from the hinge, of the roller plate is connected with a working rod of an air cylinder through a hinged support, the air cylinder is connected to the rack through a hinged support, an adjusting roller is arranged in the middle of the rack, an end shaft at one end of the adjusting roller sleeves a first step base, an end shaft at the other end of the adjusting roller sleeves a second step base of a correcting mechanism, and the correcting mechanism is arranged on the supporting plate. The plastic bag guiding-in device is simple in structure, reasonable in design and novel and unique in idea, the height of the guiding-in roller is adjusted through the adjusting mechanism, effective contact guiding-in in the plastic bag width displacement process is facilitated, meanwhile, tensioning is achieved through rotation of the roller plate supported by the air cylinder, it is guaranteed that the tightness degree of the plastic bag is proper in the plastic bag width displacement process, and wrinkles generated during rolling are avoided.

The utility model discloses a driven end holder for medicine coating balloon catheter spraying equipment, which comprises a support, a driven turntable is rotatably connected to the support, and a driving motor for driving the driven turntable to rotate is fixedly connected to one side of the outer side wall of the support. A loading plate is fixedly connected to the side, away from the driving motor, of the outer side wall of the driven rotating disc, a mounting plate is fixedly mounted on the upper surface of the loading plate, a wire winding ring is fixedly connected to the outer side wall of the mounting plate, and U-shaped wire winding storage columns which are annularly and uniformly distributed are rotationally connected to the upper surface of the wire winding ring. Through cooperation of the support, the driven rotating disc, the driving motor, the loading plate, the mounting plate, the wire coiling ring, the U-shaped wire coiling containing column, the clamping assembly and the wire lapping adjusting column, the application range of the device is effectively widened, balloon catheters of different specifications can be rapidly replaced and sprayed, and the overall spraying efficiency of the device is effectively guaranteed.

The utility model provides a kind of electrode assembly and battery, the electrode assembly of utility model embodiment is winding type structure, electrode assembly includes mutually insulated first pole piece, second pole piece and diaphragm, the diaphragm is spaced between first pole piece and second pole piece;The innermost circle of first pole piece includes first corner section, and first corner section is oppositely arranged with the winding start end of second pole piece;The innermost circle of second pole piece includes second corner section, and second corner section is oppositely arranged with the winding start end of first pole piece;In the length direction of electrode assembly, the maximum distance between first corner section and second corner section is D1, the distance between the winding start end of first pole piece and the winding start end of second pole piece is D2, D1, D2 satisfy 1mm≤D1-D2≤10mm.The winding structure of the electrode assembly of utility model embodiment is suitable in tightness, can avoid the problem that winding structure appears too tight or too loose, and then can avoid affecting the performance of battery.

The application relates to an electronic drum disc locking device, and relates to the technical field of electronic drums. The locking device comprises a base and a locking mechanism. The locking mechanism comprises: a mounting seat horizontally slidingly arranged on the base; a moving assembly for driving the mounting seat to move; a positioning column arranged on the mounting seat, a gasket and a nut being sleeved on the positioning column for positioning; a clamping assembly arranged at intervals with the positioning column along the sliding direction of the mounting seat, and used for clamping and positioning a drum disc; a tightening assembly located above the positioning column and the clamping assembly; and a pushing assembly arranged on the mounting seat. The mounting seat is moved to make the clamping assembly or the positioning column dislocated with the tightening assembly, so that the drum disc is conveniently placed, or the gasket and the nut are conveniently placed. The pushing assembly is started to push the nut and the gasket to move upwards and be clamped and mounted on the tightening assembly, so that the assembly efficiency and quality are improved.

This application provides a fastener and an article having the fastener, relating to the field of fastener technology. The fastener includes a first fastener body and a second fastener body. The first fastener body includes a first main body with a webbing attached thereto; the first main body has a first engaging portion and a first magnetic portion. The second fastener body includes a second main body with at least one second engaging portion and at least one second magnetic portion, with multiple second engaging portions and multiple second magnetic portions alternately arranged along a first direction. When the first main body is fastened to the second main body, the first engaging portion engages with the second engaging portion, and the first magnetic portion is attracted to the second magnetic portion. The fastener of this application allows for adjustment of tightness according to actual conditions during use, enabling it to meet the different needs of different groups and improving its applicability. The adjustment process is simple and convenient, making the fastener easy to use.

The application discloses a knot-free drainage system and relates to the technical field of medical tools.The knot-free drainage system comprises a drainage tube, a fixing device and a suture, a thread is formed on the outer side wall of the middle part of the drainage tube, a plurality of side holes are formed on the outer wall of one end of the drainage tube, the side holes can connect the inner cavity of the drainage tube with the inside of the drainage port, the fixing device comprises a connecting piece and a fixing piece, the connecting piece can be detachably connected to the thread part of the outer periphery of the drainage tube, the outer wall of the connecting piece is connected with the fixing piece, the suture is used for penetrating the wound and forming a closed loop with adjustable tightness, one end of the suture can be detachably connected to the outer wall of the fixing piece, the fixing piece can be bidirectionally rotated compared with the connecting piece, and one end of the suture is wound on the outer wall of the fixing piece so as to adjust the tightness of the suture at the wound. The knot-free drainage system can realize the stable fixation of the drainage tube, reduces the risk while ensuring the drainage effect.

The utility model provides a kind of slicer new main roller wiring net auxiliary belt, including belt body, the both ends of belt body are fixed end and operating end respectively, the fixed end is connected with ring buckle, the operating end passes through ring buckle and is reversely connected and fixed on the locking mechanism installed on belt body.The locking mechanism includes fixed roller, worm, the fixed roller is rotatably installed on belt body, the worm is rotatably installed on belt body, and the worm gear on fixed roller is connected by worm gear transmission, fixed groove passing through fixed roller axis is opened on the fixed roller, the operating end of belt body is wound on fixed roller under the rotation of fixed roller by passing through fixed groove.The hexagonal groove of being convenient for hexagonal spanner connection is opened on the upper end of worm;The utility model is fixed on main roller by locking mechanism tensioning belt body to auxiliary belt, and also can be conveniently adjusted the tightness of belt body by locking mechanism, so that the tightness of belt body winding on main roller is moderate, and it is convenient to cut silicon wafer.