158results about How to "Not prone to gaps" patented technology

The invention relates to a grid stack structure and a manufacturing method of the grid stack structure; the grid stack structure is formed on a semiconductor substrate which also comprises symmetrical gap wall structures; the grid stack structure comprises a high K-grid dielectric layer and a first work function layer which are formed between the gap wall structures and sequentially positioned on the semiconductor substrate; the high K-grid dielectric layer is contacted with vertical side walls of the gap wall structures; a metal gate electrode is also formed on the first work function layer; and the top of the metal gate electrode is parallel and level to the tops of the gap wall structures. The problem that a gap appears in the metal gate electrode can be avoided by the grid stack structure, and the parasitic capacitance of a grid can be reduced.

The present invention relate to the field of power tool, in particular to a terminal connection structure, comprises a connecting seat and a two-action chuck, A plug hole is arranged on the connectingseat, A movable chuck comprises a splint and an elastic pressing member, the splints of the two moving chucks are respectively articulated with the connecting seat, As that two end of the two elasticpressing member abut on the connecting seat and the corresponding splint respectively, the clam ends of the two splints are pressed against each other to clamp the terminal, the clamping end includessuccessively arranged inlet segments, a flat pressure section and an anti-disengagement section, wherein the inlet section is raised in the opposite direction to the pressing direction so as to facilitate insertion of the terminal, the flat pressure section is a planar structure capable of abutting against the pressing of the terminal and forming an electrically conductive contact surface with the terminal, and the anti-disengagement section is provided with barbs inclined in the insertion direction of the terminal for hooking the terminal to prevent disengagement of the terminal; The terminal connection structure has the advantages of convenient operation, firm connection, tight contact of the conductive contact surface and no gap.

The invention discloses an assembled door pocket frame with the adjustable width. The assembled door pocket frame comprises a main frame and an auxiliary frame capable of being assembled with the main frame. An auxiliary frame fixing groove is formed in one side of the main frame, and a plug matched with the auxiliary frame fixing groove is formed in one side of the auxiliary frame. The assembled door pocket frame is characterized in that a U-shaped connector is fixed in the auxiliary frame fixing groove, the opening direction of the U-shaped connector is the same as that of the auxiliary frame fixing groove, a concave-convex structure is formed in the inner edge of the side edge, close to the wall, of the U-shaped connector, an adjusting connector is fixed to the outer edge of the side, close to the wall, of the plug, and a convex-concave structure matched with the concave-convex structure is formed in the outer edge of the side, close to the wall, of the adjusting connector. According to the assembled door pocket frame with the adjustable width, the width of the door pocket frame can be adjusted according to the thickness of the wall, assembly is fast and convenient, the assembled door pocket frame is firm and stable, quantity production is suitable, and the problem that installation of an existing high-end wood door needs customization is solved.

The invention relates to the technical field of forward movement mechanisms, in particular to an electronic product carton sealing machine. The electronic product carton sealing machine comprises a machine frame body, a conveying part, a side plate flattening part, an end plate flattening part and an adhesive tape sticking part. The end plate flattening part, the side plate flattening part and theadhesive tape sticking part are all sequentially arranged in the conveying direction of the conveying part. Telescoping parts are arranged at the bottom of the machine frame body. The conveying partcomprises a rear conveying part body and a front conveying part body which is formed by a chain drive roller bed. The rear conveying part body comprises a conveying rack. The upper surface of the conveying rack is provided with a conveying plane which is composed of a plurality of cylinders, and the two sides of the cylinders are connected with the two sides of the conveying rack separately. The conveying plane is provided with sliding bars which can move oppositely along the conveying plane and are used for clamping packing boxes. A conveying belt is arranged on the side faces of the slidingbars. The sliding bars are further provided with squeezing parts used for squeezing the upper portions of the packing boxes. A limiting part used for preventing flattened side plates and end plates ofthe packing boxes from being warped upwards is further arranged at the bottom of the machine frame body. According to the scheme, the packing boxes of various specifications can be sealed and gaps inthe sealed positions can be prevented.

The invention discloses a prefabricated segment assembling concrete bridge pier and an assembling method. Top mounting grooves for mounting shear keys and bottom mounting grooves for mounting the shear keys are correspondingly formed in the upper end surface and the lower end surface of a bridge pier prefabricated section, the upper end surface of a lower part bridge pier fabricated section is connected with the lower end surface of an upper part bridge pier prefabricated section in an abutting-against mode, thus the notches of the top mounting grooves of the lower part bridge pier prefabricated section are opposite to those of the bottom mounting grooves of the upper part bridge pier prefabricated section, the top mounting grooves and the bottom mounting grooves are matched with each other to form containing cavities for containing the shear keys, grouting holes communicating with the containing cavities and slurry discharging holes communicating with the containing cavities are formed in the surface of the bridge pier prefabricated section, grouting materials are solidified to form the shear keys, and the shear keys are arranged through the method. The bridge pier has large shearcapacity, thus seamless assembling between the bridge pier prefabricated sections is actually achieved, the two bridge pier prefabricated sections are not prone to sliding, water is prevented from entering the inner part of a bridge pier to erode the internal structure of the bridge pier, and thus the shear capacity is further improved.

The invention provides a blocking method of an outer wall hole and meanwhile further provides a blocking filling hopper of the outer wall hole. The inner wall of the hole is roughened and cleaned completely, then the filling hopper is arranged on the inner side of the outer wall hole, a blocking piece is arranged on the outer side of the outer wall hole and connected and fixed through a three-section type water stop split bolt, and then concrete is poured from the filling hopper. The method is simple, operation is convenient, the outer wall hole can be effectively blocked, and the permeabilityresistance is improved. In filling, self-weight of the concrete can be utilized, filling is facilitated, operation is convenient, the structure is simple, and hollowing and cracks are not prone to occurring.

A storage container for household tissue paper is provided to deform an end-unit of a bag piece toward the bottom of a container body for inserting the household tissue paper into the container body. A storage container for household tissue paper includes plural bag pieces (20) for covering and closing an opening of a container body(10). The bag pieces are formed with elastically transformable materials, to be restored to an original shape after a user pushes and opens the bag pieces for inserting the household tissue paper for replacing.

The invention discloses an air conditioner indoor unit capable of inhibiting a gap between a baffle plate and a housing under the closed state of the baffle plate. An exhaust opening of the air conditioner indoor unit is provided with a first baffle plate (13). The first baffle plate (13) is connected with a shaft (80) disposed on a rear side by arms (61,62,63). The right side of the shaft (80) is provided with a motor, and can rotate under the driving of the motor along with the first baffle plate (13). The arms (61,62,63) are respectively disposed on the right end part, the central part, and the left end part of the first baffle plate (13).The arms (61,62,63) are disposed on the shaft (80) in a staggered manner along the rotating direction of the closing motion of the first baffle plate (13).

The invention discloses a reliability test device of a high-power laser chip. A carrying plate comprises a plurality of chip grooves for embedding of chips; the carrying plate is provided with a plurality of wires communicated with the chips; the wires form an electric connector at one end of the carrying plate; a connecting block is provided with a connector for insertion of the electric connector; the connecting block is electrically connected with a control assembly; a cooling box including a water inlet and a water outlet is arranged under the carrying plate; a cooling cavity communicatedwith the water inlet and the water outlet is formed in the cooling box; the water inlet and the water outlet are communicated with a cooling water circulation box; and a heat conduction plate used forbeing in contact connection with the upper surface of the cooling box is also arranged at the lower surface of the carrying plate. While realizing batch testing of chips, the reliability test deviceof the high-power laser chip can take away heat generated by the chip test in real time, can efficiently control the chip test temperature, can prevent temperature influence fluctuation from affectingthe chip test precision and can greatly improve the chip test efficiency.

The invention provides an artificial cochlear electrode. The artificial cochlear electrode comprises a plurality of electrode contacts which comprise tapered surfaces. The inner wall of each electrode contact is connected with an electrode wire, and the electrode contacts are arranged front and back successively along the artificial cochlear electrode implantation direction to form an electrode array which is packaged by silicone into a whole. The portions of the tapered surfaces of the electrode contacts exposed from the silicone are inclined, and the rear ends are more protruding than the front end. The electrode contacts and the electrode wires are insulated mutually. The electrode contacts are in semi-tapered-ring shapes and comprise grooves in semi-tapered-ring shapes. The electrode wires arranged in the front of the electrode contacts penetrate the grooves in semi-tapered-ring shapes of the electrode wires arranged behind, the electrode wires are converged to from an electrode beam, and the grooves in semi-tapered-ring shapes of the electrode contacts are communicated successively to from a channel for accommodating the electrode beam. The electrode array is in a micro bending shape. The stimulus of the artificial cochlear electrode to nervous tissues is centralized; electric field aliasing can be prevented effectively, and power consumption is reduced; resistance of the artificial cochlear electrode during implantation is reduced.

The invention relates to an assembled toilet side bottom connecting structure. The assembled toilet side bottom connecting structure comprises a prefabricated bottom plate, a side plate and a water baffle, wherein the bottom plate is horizontally arranged and comprises a reverse ridge; the side plate is vertically arranged on the reverse ridge, and the lower end of the side plate abuts against the upper surface of the reverse ridge; and the water baffle is vertically arranged on the surface of one side of the lower end of the side plate, the surface of one side of the lower end of the water baffle abuts against the surface of the inner ring of the reverse ridge, and the lower end of the water baffle is fixedly connected with the portion, located on the inner ring of the reverse ridge, of the bottom plate. The assembled toilet side bottom connecting structure has the advantage that water in a toilet is not prone to permeating out from the abutting portion between the bottom plate and the side plate.