140results about How to "Avoid Disengagement Situations" patented technology

The invention discloses a manufacturing method of the tray and a tray . The manufacturing method of the tray comprises the following steps: a, respectively preparing a bottom shell and an upper lid; b, positioning the bottom shell or the upper lid in a forming die of an electric power storage (EPS) foam make-up machine, and die assembling and filling EPS ball particles in a die cavity of the forming die; c, heating and enabling the EPS ball particles to foam and expand, forming an inner core which is connected with the bottom shell or the upper lid in a clinkering mode, and proceeding cooling processing; d, opening the forming die, positioning and combining the upper lid or the bottom shell on the bottom shell or the upper lid, and then die assembling, heating and enabling the EPS ball particles to foam and expand and to be connected with the upper lid or the bottom shell in a clinkering mode, and then proceeding cooling processing; e, demoulding and manufacturing the tray. The shell and the inner core of the tray possess good combination intensity, the condition that the shell and the inner core of the tray occur separation in the using process is effectively avoided, and so that the quality of the tray is guaranteed.

The invention relates to a liner with better sealing performance and convenient installation and use, in particular to a furnace door liner with a structure connected end to end. The furnace door liner comprises a female head and a male head, wherein, the male head extends in the female head; and a spring clip penetrates through the adjacent side wall of the female head and the male head. Both thefemale head and the male head are formed by a glass-fiber tube and a mesh tube shaped framework arranged in the glass-fiber tube; and the mesh tube shaped framework is clamped in the first double-layer part of the female head. The spring clip is formed by a paper clip shaped horizontal base and a diamond meshing clip vertically arranged on the horizontal base, and a free end is formed on the horizontal base; the horizontal base penetrates through the first double-layer part of the female head and the side wall of the male head in sequence from the outside to the inside through the free end, so that the horizontal base of the spring clip is placed in the mesh tube shaped framework of the male head, and meanwhile, the diamond meshing clip of the spring clip protrudes outwards from the glass-fiber tube of the male head. A high-temperature resistant adhesive tape is bound at the tail end of the male head or a metal restricted opening is fixed at the tail end of the male head.

The invention provides a packaging method for an image sensor chip and a packaging structure. The packaging method comprises the steps as follows: a wafer is provided; the wafer comprises a first surface and a second surface opposite to the first surface, and comprises the image sensor chip which is formed by arranging a plurality of grids; the image sensor chip comprises an image sensor region and a boning pad; the image sensor region and the boning pad are located on the first surface of the wafer; an opening which extends towards the first surface is formed in the second surface of the wafer, and exposes the bonding pad; a V-shaped cutting groove which extends towards the first surface is formed in the second surface of the wafer; a photosensitive ink coats the second surface of the wafer, so that the V-shaped cutting groove is fully filled with the photosensitive ink; the photosensitive ink covers the opening; and a hollow cavity is formed in the opening. The hollow cavity is formed in the opening, so that the condition that a re-wiring layer is separated from the bonding pad is effectively avoided; the packaging yield of the image sensor chip is improved; and the reliability of the packaging structure of the image sensor chip is improved.

The invention relates to the field of machining, and discloses a grinding device. The grinding device comprises a base table, a supporting column is fixedly installed on the right side wall face of the base table, an equipment box is fixedly installed at the top of the left side wall face of the supporting column, driving control equipment is arranged in the equipment box, and an operation ball is arranged at the bottom of the equipment box. A connecting shaft is arranged at the top of the operation ball, the connecting shaft penetrates through the bottom wall face of the equipment box and is fixedly connected with an output shaft of the driving control equipment in the equipment box, a fixing plate is arranged at the bottom of the operation ball, and the fixing plate is in a semispherical arc plate shape. According to the grinding device, through a connecting groove and a connecting ball of the connecting part of the operation ball, when the operation ball carries out rotary grinding operation, the operation ball can move in a non-limiting mode, so that a ground object is adjusted in the fixing plate in an adaptive mode, the ground object can be adjusted in a self-adaptive mode in the grinding operation, and the grinding efficiency and quality are improved.

The present invention relates to a color wheel. It is composed of several filters, at leas a drive device and at least a fixed ring, in which the filters are uniformly placed around the drive device, and the fixed rings are placed around the periphery of the filters so as to make the filters be formed into a specific form.

A rehabilitation training device for lower limb exoskeleton joints comprises a control mechanism, a driving motor, a transmission assembly, a limiting assembly, a knee joint inner fixing plate, a knee joint outer fixing plate and a thigh bone straight plate. The transmission assembly comprises three bevel gears, a thrust ball bearing and a deep groove ball bearing, so that stable transmission of a driving motor is achieved. The limiting assembly comprises limiting grooves formed in the boundaries of the thigh bone straight plate and connecting shafts detachably connected to lug plates. A user can adjust the connecting and mounting positions of the connecting shafts on the lug plates to define the limiting position where the thigh bone straight plate makes circular arc movement through matching of clamping of the connecting shafts and the limiting grooves. The device is simple in overall structure, stable in driving and convenient to use; stability can be well met when the lower limb exoskeleton joints are driven, the limiting adjustment effect is achieved, and safety and convenience are met when the user uses the rehabilitation training device so that the user can be treated effectively and scientifically.

The invention relates to the technical field of cosmetics, in particular to a drawer type cosmetic packaging box. The drawer type cosmetic packaging box comprises a device body, wherein the device body comprises an outer packaging box, a storage drawer is inserted into the outer packaging box, a second rotating shaft is fixedly installed on one surface of the outer packaging box, and an overturning plate is movably installed on the second rotating shaft. According to the drawer type cosmetic packaging box, through arrangement of fixing blocks, first compression springs, clamping blocks, pressing rods and second compression springs, during installation, the storage drawer is inserted into the outer packaging box; when the storage drawer is inserted into a certain position, the fixing blocksare in contact with the clamping blocks; due to the fact that one end of each of the clamping blocks is in a slope shape, when the fixing blocks extrude the clamping blocks, the clamping blocks extrude the first compression springs and move outwards; and when the storage drawer is inserted into a certain position, the fixing blocks are clamped with the clamping blocks, so that the storage draweris fixedly connected with the outer packaging box, and the circumstance that when the device moves or is transported, the storage drawer moves in the outer packaging box and then is separated from theouter packaging box is avoided.

The invention discloses a lathe fixture used for machining a pump. The lathe fixture used for machining the pump comprises a mounting base and a mounting board; an adjusting groove is formed in the mounting base and internally provided with a slide rod; the mounting board is welded to one end of the slide rod; a mounting rod is installed on the mounting board through a rivet; a mounting groove isformed in an inner cavity of the mounting rod; a spring is fixedly connected to the bottom of the mounting groove; one end of the mounting rod is connected with a telescopic rod; one end of the telescopic rod extends into the mounting rod; the telescopic rod and the inner wall of the mounting rod are in sliding connection; and a clamping board is installed at the other end of the telescopic rod. Through arrangement of the T-type slide rod, it is ensured that the mounting board moves and is adjusted in the direction of the adjusting groove, the mounting board is not disengaged from the mountingbase, the situation that the mounting board is disengaged is avoided, at the same time, in the actual use, the position of an adjusting board is fixed and adjusted through a locking device, then theposition of the mounting board is adjusted and fixed conveniently, and the fixture adaptability is improved.

The invention relates to the technical field of welding pretreatment devices, and discloses a pretreatment device used before metal pipeline welding operation. The pretreatment device comprises a containing base, a supporting block is slidably connected to the upper surface of the containing base, and a rotating block is rotationally connected to the surface of the side, facing a containing block,of the supporting block. Two movable blocks are slidably connected to the surface of the side, back to the supporting block, of the rotating block, arc-shaped clamping blocks are fixedly connected tothe surfaces of the sides, back to the rotating block, of the movable blocks, two connecting movable blocks are fixedly connected to the surfaces of the sides, facing the rotating block, of the two movable blocks correspondingly, and the ends, away from connecting rotating blocks, of two rotating rods are rotationally connected with the two connecting movable blocks correspondingly. According tothe pretreatment device used before metal pipeline welding operation, rust on the outer surface of a metal pipeline is comprehensively polished, the effect of later-period welding of the metal pipeline is improved, and meanwhile the working pressure of workers during pretreatment before metal pipeline welding is reduced.

The invention relates to the technical field of fire fighting equipment, in particular to a fire fighting and fire extinguishing system. The fire fighting and fire extinguishing system comprises a storage bottle, an alarm apparatus, a baffle, a wax sealing block, a drawing rope and a reversing wheel, wherein an opening of the storage bottle faces the ground, the baffle is hinged to the storage bottle, the free end of the baffle can rotate around a hinging shaft under the effect of gravity, the wax sealing block is laid on the ground and can be molten at the predetermined temperature, one end of the drawing rope and the free end of the baffle are assembled together, the other end of the drawing rope is fixed by the wax sealing block, and the reversing wheel is used for the drawing rope to rotate around for reversing. When a fire breaks out, the temperature of the ignition point rises, the wax sealing block is molten, thus the drawing rope is loosened, at this moment, the baffle rotatesaround the hinging shaft under the effect of its own gravity, then the opening of the storage bottle is opened, and the alarm apparatus is started, so that a fire extinguishing agent in the storage bottle is released to carry out fire extinction motions, and the start of the alarm apparatus can warn the staff of the fire. Compared with smoke alarm apparatuses in the prior art, the fire fighting and fire extinguishing system controls the start of the alarm apparatus and the opening of the storage bottle through the melt of the wax sealing block, and the possibility of false alarming is lowered.

The invention relates to the technical field of bridge anti-falling beams, in particular to a bridge anti-falling beam device with a sliding damping mechanism. The device comprises a bridge pier body,a support for placing bridge decks is arranged on the bridge pier body, the ends of the two bridge decks are symmetrically placed on the support, at least two mounting grooves are symmetrically formed in the upper surface of the support along the central section, and sliding damping mechanisms, locking mechanisms and pre-limiting mechanisms are arranged in the mounting grooves. Mounting columns matched with the mounting grooves in position are arranged on the bottom face of the bridge floor, pressing bosses are arranged at the bottoms of the mounting columns, the diameter of the mounting bosses is smaller than that of the mounting grooves, the mounting bosses are located in the mounting grooves, the depth of the mounting grooves is larger than the height of the mounting columns, and the upper surfaces of the supports make close contact with the lower surface of the bridge floor. The technical scheme is used for solving the problem of beam falling damage of the bridge.

The invention provides a cardboard magnetic dispensing structure, which includes an installation platform, and a dispensing mechanism, a magnetic structure, and a rotating material platform structure are respectively arranged on the installation platform; the rotating material platform structure includes a rotating motor A, a rotating shaft, and four material platforms. , the rotating motor A is fixedly arranged on the installation platform, the rotating shaft is fixedly connected to the power output end of the rotating motor A, and the four material tables are fixedly connected to the upper part of the rotating shaft in a circumferential array; each material table is provided with a heating rod; The magnetic structure includes bracket A, rotating structure, lifting structure, material storage cylinder, and pressure magnetic structure. The rotating structure includes rotating motor B, rotating table, and U-shaped connecting arm; the lifting structure includes lifting motor A, lifting shaft A, and pressing block. The piezomagnetic structure includes a lifting motor B, a lifting shaft B, a mounting plate, and a piezomagnetic arm. After the magnet is attached to the glue, press it immediately, and then heat it with a heating rod to increase the drying speed of the glue, effectively avoiding the phenomenon of magnet detachment and reducing the chance of rework.

The invention relates to the field of medical instruments, in particular to a multi-dimensional fixed heart valve prosthesis which comprises a support and a valve, the support comprises a valve sewing section and an atrium section, the valve is fixedly connected to the valve sewing section, the valve sewing section is connected with the atrium section in a matched mode, a valve leaflet clamping piece is arranged on the valve sewing section, an anti-falling anchoring mechanism is arranged on the atrium section, after the heart valve prosthesis is released, the valve leaflet clamping piece is connected with a front heart valve leaflet of a patient in a matched mode, and the anti-falling anchoring mechanism penetrates through the atrium section and is fixedly connected with the back valve tissue of the patient. The physiologico-anatomical structure of the heart is used skillful, the valve leaflet clamping piece is arranged in the front valve area, and is used for fixing the front valve; a two-way anchoring device is arranged in the back valve area, so that the back valve area of the patient is fixed; the combination of the two enables the valve prosthesis to have multi-dimensional anchoring force, and the anchoring effect of the valve prosthesis in the heart is ensured.

The invention discloses a big data server with a convenient wire arrangement structure, which comprises a server main body, a fixing groove block is fixedly connected to the middle of the wiring side of the server main body, and a plurality of first tightening pieces are fixedly connected to the side surface, far away from the server main body, of the fixing groove block; a plurality of first fixing blocks are arranged in the fixing groove block, the upper end of each first fixing block is fixedly connected with a sliding block, the upper end of each sliding block is fixedly connected with a second tightening piece, and the side face of each first fixing block is fixedly connected with a first connecting block; each first connecting block penetrates through the corresponding fixing groove block to be fixedly connected with a first rack, and the upper end of one side of each first rack is engaged with a first gear. According to the invention, by constraining a single or single bundle of wires of the server, the problems of disordered winding and great fire hazard potential safety hazard caused by too many server wires are solved, so that the server wires are arranged in order, and the convenience of the server in management and maintenance is improved.

The invention discloses a low-voltage side short-circuiting device of a power transformer. The low-voltage side short-circuiting device of the power transformer comprises a conducting wire, a connection terminal, a connection terminal slot, a first connecting line, a connector, second connecting lines and a wiring clamp assembly; the connection terminal is arranged at the left end of the conducting wire; the connection terminal slot is arranged at the right end of the conducting wire; the first connecting line is fixedly connected to the bottom of the conducting wire; the connector is fixedlyconnected to the bottom of the first connecting line; two second connecting lines are fixedly connected to the bottom of the connector; and the wiring clamp assembly is arranged below the connector. According to the low-voltage side short-circuiting device of the power transformer in the invention, due to mutual matching of the conducting wire, the connection terminal, the connection terminal slot, the first connecting line, the connector, the second connecting lines and the wiring clamp assembly, good clamping effect is realized; a condition that the wiring clamp assembly is separated from asecondary terminal in a test process can be effectively avoided; therefore, the accident occurrence probability is reduced; the security is greatly improved; and thus, the low-voltage side short-circuiting device of the power transformer is worthy of being popularized.