30results about How to "Does not affect normal installation" patented technology

The invention discloses a manufacturing method of a printed circuit board. The manufacturing method comprises the following steps: providing a substrate; forming a copper foil on the substrate; forming a green oil layer on the surface of the copper foil; windowing the green oil layers of at least one contact bonding pad regions, wherein each contact bonding pad region corresponds to one shrapnel and multiple subwindows are formed each contact bonding pad region in the windowing step; performing wave soldering so as to form tin ingots with shapes similar to those of the subwindows, wherein the tin ingots of each contact bonding pad region form a contact bonding pad electrically with the shrapnel. The invention further discloses a printed circuit board. The contact welding pan consists of multiple tin ingots, i.e., the tin ingot area is reduced, so that the tin of the tin ingots is uniform and even, and the tin ingots can be effectively contacted with the shrapnels; the arc height of a tin surface is controlled below 0.2mm, and normal installation of the shrapnels is not influenced.

The invention discloses an electrocoagulation type power handle and a planing assembly, comprising a handle housing and a power assembly, the handle housing has an interface for connecting and driving a tool, and also includes a handle electrocoagulation circuit, the handle electric The coagulation circuit includes an output electrode arranged in the interface. After the tool is installed in the interface, the output electrode is electrically connected to the tool coagulation circuit of the tool; by setting the output electrode at the interface of the handle, when the tool is inserted, it can be directly used for the tool. The electric coagulation circuit inside the tool supplies power to make the coagulation work normally; at the same time, the setting of the handle electric coagulation circuit does not affect the normal installation of the tool, so that the electric coagulation type planing handle has both electric coagulation and planing functions, which can stop bleeding in time and avoid surgery Waiting time, while avoiding external cables on the cutter, to ensure that it will not affect the doctor's surgical operation vision, and will not increase the inconvenience of surgical operation due to the peripheral connection seat or cable connection of the electrocoagulation circuit, reduce surgical interference, and reduce surgical difficulty. .

The invention discloses a high-efficiency cooling motor with a compact structure, which comprises a connecting end cover, a front end cover, a stator core and a rear end cover, a stator winding is set in the stator core, and the center of the connecting end cover, the front end cover and the rear end cover The rotating shaft is installed, and the outer wall of the rotating shaft is fitted with a rotor iron core. The outer wall of the rotor iron core is fitted with a magnetic steel, and the connecting end cover, the front end cover, the stator core and the rear end cover are fitted together and the cooling water pipe is installed. The cooling water pipe includes Inlet and outlet pipes, straight pipes and connecting pipes. The straight pipes pass through the front end cover, stator core and rear end cover. The outer wall of each straight pipe is screwed with two compression nuts, and the two compression nuts are respectively attached to the front end cover and the rear end cover. The rear end cover, the two ends of the connecting pipe are respectively connected to the ends of two straight pipes, one end of the inlet and outlet pipe is connected to the end of the straight pipe, the inlet and outlet pipes, the straight pipe and the connecting pipe are connected to form a cooling water pipe, and the inlet and outlet pipes pass through Connect the end cap. The invention has the advantages of simple and compact structure, low cost, good cooling effect and convenient assembly and disassembly.

The invention discloses a fixing device for laying wires and cables, which belongs to the technical field of laying cables. Through the designed square groove (14), limiting plate (6) and torsion spring (13), it solves the problem of fixing wires and cables. In high-altitude operations, the installation and fixing of wires and cables and fixing devices is relatively cumbersome. The wires and cables are installed inside the slot (5) of the base (1), and the limit plate (6) is under pressure to fix the shaft. (15) Rotate and store, the limit plate (6) does not affect the installation of wires and cables inside the square slot (14), the wires and cables are installed deep inside the slot (5), the limit plate (6) loses external pressure and The torsion spring (13) is pushed to reset, and the limit plate (6) engages with the inner wall of the outer end of the square groove (14). The limit plate (6) prevents the wires and cables inside the base (1) from coming out. The fixing device is easy to install and securely fixed.

The invention discloses a self-releasing power line with overcurrent protection and a battery pack. The self-releasing power line comprises a left line segment, a right line segment, a left conductivesleeve which is fixedly and electrically connected to one end part of the left line segment, a right conductive sleeve which is fixedly and electrically connected to one end part of the right line segment and fixedly connected with the left conductive sleeve through a buckle assembly, at least one fusible metal wire connecting the left conductive sleeve and the right conductive sleeve and a compression spring which is clamped between the left conductive sleeve and the right conductive sleeve. In the axial direction of the compression spring, the locking force of the buckle assembly to the left conductive sleeve and the right conductive sleeve is less than the elastic force of the compression spring to the left conductive sleeve and the right conductive sleeve, and the sum of the locking force of the buckle assembly to the left conductive sleeve and the right conductive sleeve and the total breaking force of all the fusible metal wires is greater than the elastic force of the compression spring to the left conductive sleeve and the right conductive sleeve. Aiming at the deficiency in the prior art, the self-releasing power line with overcurrent protection and the battery pack are put forward. The automatic cut-off function after short-circuit overcurrent is additionally arranged on the power line without affecting the flow conductivity of the power line.

The invention discloses an ultraviolet lamp production process, which comprises the steps that a first lamp tube and a second lamp tube are cut, and openings are formed in the two ends of the first lamp tube and the two ends of the second lamp tube correspondingly; filaments are respectively arranged at the outer end parts of the first lamp tube and the second lamp tube; the outer ends of the first lamp tube and the second lamp tube are sealed; fourthly, a lamp tube connecting piece is manufactured, the lamp tube connecting piece is annular, a sealing ring is arranged on the inner wall of thelamp tube connecting piece, and a first exhaust hole and a second exhaust hole are formed in the surface of the lamp tube connecting piece; the unsealed ends of the first lamp tube and the second lamptube are connected to the two sides of the lamp tube connecting piece respectively; the first exhaust hole is connected with a vacuumizing air pipe, and air extraction is conducted on the first lamptube and the second lamp tube; the second exhaust hole is connected with a functional air pipe, and functional air fills the first lamp tube and the second lamp tube; and after the sixth step is completed, the vacuumizing air pipe and the functional air pipe are pulled out, and the first exhaust hole and the second exhaust hole are subjected to glue sealing treatment instantly.

The invention discloses a manufacturing method of a printed circuit board. The manufacturing method comprises the following steps: providing a substrate; forming a copper foil on the substrate; forming a green oil layer on the surface of the copper foil; windowing the green oil layers of at least one contact bonding pad regions, wherein each contact bonding pad region corresponds to one shrapnel and multiple subwindows are formed each contact bonding pad region in the windowing step; performing wave soldering so as to form tin ingots with shapes similar to those of the subwindows, wherein the tin ingots of each contact bonding pad region form a contact bonding pad electrically with the shrapnel. The invention further discloses a printed circuit board. The contact welding pan consists of multiple tin ingots, i.e., the tin ingot area is reduced, so that the tin of the tin ingots is uniform and even, and the tin ingots can be effectively contacted with the shrapnels; the arc height of a tin surface is controlled below 0.2mm, and normal installation of the shrapnels is not influenced.

The invention discloses a cable mounting bracket for 5G communication and a mounting method thereof. The cable mounting bracket comprises a fixed plate, a placement plate, a cable main body, a partition plate, a clamping rod, a first rubber pad, a spring, a rubber block, a second rubber pad, a protection plate, a connecting rod, a moving plate, a sliding groove, a sliding block, a first bolt, a guide plate, a fixed rod, a fixed groove, a fixed block, a second bolt, a limiting groove and an expansion screw. The cable mounting bracket is simple in structure and convenient to operate, cable bodies are prevented from being staggered during installation and arrangement, the problem that the cable bodies are prone to displacement when an existing mounting bracket is used is solved, and the cable bodies can be placed more stably during installation; the problem that the top end of an existing mounting bracket is not provided with a protection structure is solved, operation is easy and convenient, and normal installation of the cable bodies is not affected; and the cable mounting bracket solves the problem that the existing cable mounting bracket cannot perform auxiliary guiding on the cable bodies during use, and the applicability of the mounting bracket is improved.

The invention discloses a clamp used for fixing a net of a shaver. The clamp comprises a support, multiple grippers and an extensible pull rod, a tooling platform used for arrangement of a net blank is arranged on a supporting platform, the grippers are uniformly distributed around the tooling platform and rotatably connected with the support, the extensible pull rod is mounted on the support, the upper ends of the grippers are matched with the tooling platform in an abutted manner while the lower ends of the same are connected with the extensible pull rod, and the grippers are driven to rotate by the extensible pull rod to be matched with the tooling platform to clamp and fix the net blank. The clamp which is reliable is specially designed according to structure of the net and is quite suitable for clamping the net during cutting through the net; automated work of the clamp is realized by arranging the extensible pull rod, opening or closing of the clamp can be controlled automatically, and manpower does not need to operate the clamp, so that working efficiency and reliability of the clamp can be improved; due to structure that the grippers are uniformly distributed, the net can be fixed well.

The invention discloses a vibration isolation bracket of a nuclear power station. The bracket comprises a pipeline, a pipe clamp, supporting rods and a bottom plate, wherein the lower part of the bottom plate is provided with a vibration isolation mechanism, the vibration isolation mechanism comprises an elastic device and a rigid device, the rigid device comprises a limiter and two connecting pieces, each connecting piece is fixedly connected with a supporting piece, an adjusting base plate is arranged between the bottom end of each connecting piece and the supporting piece, a pin shaft holeis formed in the upper end of the limiter and is inserted with a connecting pin shaft, and two ends of the connecting pin shaft are fixedly connected with the corresponding connecting pieces respectively. The vibration isolation bracket is simple in structure, the functional components used by the vibration isolation bracket can be additionally added on the basis of not damaging the structure of an original bracket, and the design and production cost is reduced; and in addition, the vibration isolation bracket not only has a good vibration isolation function, but also has a rigid supporting function under a special working condition, and the safety coefficient of a pipeline system is improved.