96results about How to "To achieve electrical conduction" patented technology

The invention discloses a remote radio unit (RRU) and a standard connecting component and relates to the field of wireless communication. The remote radio unit and standard connecting component is used for solving a multiplexing problem of products, improving maintenance and upgrade efficiency of the RRU and saving resources. The RRU comprises a heat dissipation module and a main engine module which are connected through the standard connecting component. Heat produced by the main engine module is transmitted to the heat dissipation module through the standard connecting component to dissipate heat. By adopting the remote radio unit and standard connecting component, the heat dissipation module can be flexibly assembled according to heat dissipation requirements of the main engine module of the RRU, and therefore the multiplexing problem of the products with different property can be solved, maintenance and upgrade efficiency of the RRU can be improved and the resources are saved.

The invention relates to a nuclear phase device and an electroscope used in cooperation with the nuclear phase device. The nuclear phase device comprises a chassis vehicle, a vehicle body and at least one leaf electrometer arm, wherein the two sides of the chassis vehicle are provided with an interlocking device used for opening a high-voltage switch cabinet insulating baffle and a grounding device being matched with a grounding insertion hole of a high-voltage switch cabinet respectively, the vehicle body is perpendicularly fixed on the chassis vehicle, each leaf electrometer arm is arranged to be parallel to the chassis vehicle, one end of each leaf electrometer arm is fixed on the vehicle body, and the other end of each leaf electrometer arm makes contact with a power supply fixed contact of the high-voltage switch cabinet; each leaf electrometer arm comprises a contact arm, a contact and metal rod, wherein the contact and the metal rod are fixed at the two ends of the contact arm, the contact is matched with the power supply fixed contact and suitable for being inserted into the power supply fixed contact, the conductive connection between the contact and the metal rod is achieved through the contact arm, and the metal rod perpendicularly penetrates through the inner side faces of the vehicle body and penetrates out from the outer side face. When nuclear phase is performed, an operating worker uses a leaf electrometer rod or the electroscope to probe the interior of a leaf electrometer inserting hole, then the nuclear phase is directly performed, the problem that in the prior art, when faults occur to a sensor and other components, an actual voltage signal can not be acquired to perform the nuclear phase is solved, and safety accidents are avoided.

The invention provides a battery connector structure, in particular the battery connector structure used in portable electronic equipment and having an insulating barrier. When the electronic equipment and a power supply battery of the electronic equipment are in a matched using state, a temporary insulating state is formed between a plug connector and a socket connector of the battery connector of the electronic equipment through the installation of the insulating barrier body before use. The battery connector structure has the effects of saving package materials, space and assembling steps in use.

The invention discloses an insulating discharge rod for a capacitor. Maintenance personnel can discharge a capacitor under the condition that an insulating sheath is not dismounted. The insulating discharge rod comprises at least one discharge part; each discharge part comprises two discharge contacts, two discharge terminals, a conductive steel plate and a wire; the discharge terminals are arranged at one ends, far away from the conductive steel plates, of the discharge contacts; the length of the discharge contacts is larger than the depth of the insulating sheath of the capacitor, and the wires are connected with the ground and used for releasing charges. When discharge is required, the discharge contacts extend into the insulating sheath of the capacitor, the width of the discharge contacts ensures that the discharge contacts can extend into the insulating sheath, and the length of the discharge contacts ensure that the discharge terminals can be in contact with the electrical terminal of the capacitor, thereby realizing electrical conduction. The discharge terminals conduct charges to the conductive steel plates, the conductive steel plates are connected with the wires, the wires are connected with the ground, the charges in the capacitor are released to the ground, and the function that the capacitor can be discharged without detaching the insulating sheath of the capacitor is achieved.

The invention discloses a circuit board connection structure and a mobile terminal. The circuit board connection structure comprises a circuit board and a flexible printed circuit board. Spring sheets are arranged on the circuit board. The flexible printed circuit board comprises a base material layer, a copper foil layer, a weld disc and a conductive layer. The copper foil layer is arranged on the base material layer. The weld disc is arranged on the copper foil layer. The conductive layer is laminated on the weld disc. The conductive layer is abutted against the spring sheets, thereby achieving electrical connection between the weld disc and the spring sheets. According to the invention, by arranging the conductive layer on the weld disc and abutting the conductive layer against the spring sheets, electrical connection between the weld disc and the spring sheets can be ensured, thereby achieving electrical conduction between the flexible printed circuit board and the circuit board; and a damage which easily occurs to the weld disc caused by a direct contact between the spring sheets and the weld disc can be avoided. In addition, the conductive layer is additionally arranged on the weld disc directly, so when there are spring sheets corresponding to the weld disc, a problem of a bad contact caused by errors and omissions which easily occur when the weld disc is abutted against the spring sheets one by one can be avoided, and reliability of the electrical connection between the flexible printed circuit and the circuit board is ensured.

The invention discloses a flexible skin sensor and a collision detection system. The flexible skin sensor comprises two conductive layers formed by a flexible conductive material and an insulating isolation net positioned between the two conductive layers, and the two conductive layers contact when being squeezed by external force to be electrically on to enable a signal transmission circuit connected with the conductive layers to be on to output a collision signal. The flexible skin sensor can detect collision and play a role in buffering and is simple and reliable in structure, safe to use,low in cost and convenient for maintenance.

The invention provides a gas-insulated metal-enclosed power transmission line and an axial expansion joint thereof. The axial expansion joint comprises a first corrugated pipe, a second corrugated pipe and a third corrugated pipe which are coaxially and sequentially connected to form a short cylindrical structure, and flange structures are arranged at the two opposite ends of the short cylindricalstructure and used for being connected with two pipe section outer cylinders of the gas-insulated metal-enclosed power transmission line respectively. The axial expansion joint further comprises a pull rod component composed of a first pull rod and a second pull rod, the first pull rod penetrates the flange structure between the first corrugated pipe and the second corrugated pipe in a sliding mode, and the two ends of the first pull rod are fixedly connected to the flange structure of the first corrugated pipe and the flange structure between the second corrugated pipe and the third corrugated pipe respectively; the second pull rod penetrates the flange structure between the second corrugated pipe and the third corrugated pipe in a sliding mode, and the two ends of the second pull rod are fixedly connected to the flange structure between the first corrugated pipe and the second corrugated pipe and the flange structure of the third corrugated pipe respectively. The axial expansion joint has a large axial compensation amount, and good stability during expansion and contraction is guaranteed.

The invention discloses a preparation method of a composite current collector, which comprises the following steps of: firstly, forming plating layers on two side surfaces of an insulating support layer in a film coating manner, and reserving blank areas on the two side surfaces of the insulating support layer and on the two sides of the plating layers, namely, the plating layers are positioned between the blank areas on the two sides; and then the inner ends of the metal foils are connected to the blank areas on the two side faces of the insulating supporting layer in a coating and gluing mode, the outer ends of the metal foils extend to the outer portion of the insulating supporting layer, and the metal foils and the plating layer are stably connected in a welding mode. According to the prepared composite current collector, tabs do not need to be led out in a welding mode, the insulating supporting layer is directly bonded with the metal foil in a coating and gluing mode, the part, extending out of the insulating supporting layer, of the metal foil serves as the tabs, the tab parts are welded to each other, electric conduction of the two plating layers is achieved, the internal resistance of the battery is reduced, and the service life of the battery is prolonged. And the production yield is improved, and the connection stability of the tabs and the use stability of the battery are improved.

The invention discloses a flexible-rigid circuit board and a mobile terminal. The flexible-rigid circuit board comprises a printed circuit board and a flexible circuit board, wherein the printed circuit board is provided with a wiring part and a connecting slot; the connecting slot is formed in one side of the printed circuit board and far from the wiring part; the flexile circuit board comprises a body, and a first side plate and a second side plate connected to the body; the second side plate is positioned on one side of the first side plate; the first side plate and the second side plate are provided with a terminal and a connector respectively; the first terminal is crimped on the wiring part and electrically connected with the wiring part; and the second side plate is laminated on the printed circuit board, so that the connector is clamped in the connecting groove. According to the flexible-rigid circuit board provided by the invention, the second side plate is provided with the connector, the second side plate is laminated on the printed circuit board, and the connector is clamped in the connecting groove of the printed circuit board, so that when the connector is moved to a main board in a wiring manner, the connector is positioned on the second side plate constantly; and therefore, the impedance environment is unchanged, and the impendence continuity of the connector in wiring is ensured.

The invention belongs to the technical field of PCBs, and discloses a quick heat dissipation PCB. The surface of the PCB is designed to be provided with a heat source region for installing a heating element. The PCB is provide with a heat dissipation groove corresponding to the heat source region, and the heat dissipation groove is located at one side, far from the heat source region, of the PCB.The interior of the heat dissipation groove is provided with a metal block, and the PCB is also provided with at least one metalized hole corresponding to the heat source region. One end of the metalized hole is connected with the heat source region, and the other end of the metalized hole is connected with the metal block. Through the setting of the metalized hole which is connected with the heating element and the metal block, the PCB can enable the heat on the heating element to be directly transferred to the metal block, and effectively improves the heat transfer efficiency, thereby improving the heat dissipation performance of the PCB, improving the operation stability of the PCB, and prolonging the service life of the PCB.

The invention relates to an electrical connection assembly comprising a plug and a socket. The plug comprises a wire cable, a plug body and an electrically conductive structure, wherein the wire cable and the electrically conductive structure are arranged at two ends of the plug body respectively, and the electrically conductive structure comprises a first electrical conductor and a second electrical conductor. The socket comprises a base body, jacks formed on the base body, and electrical connectors which are arranged in the base body and extend into the jacks, wherein the electrical connectors comprise a first electrical connector and a second electrical connector. When the first electrical conductor and the second electrical conductor of the plug are rotated in the socket to positions corresponding to the first electrical connector and the second electrical connector, the first electrical conductor and the second electrical conductor are contacted with the first electrical connector and the second electrical connector so as to realize electrical conductance between the plug and the socket. When the first electrical conductor and the second electrical conductor of the plug are rotated in the socket to positions staggered with the first electrical connector and the second electrical connector, the first electrical conductor and the second electrical conductor are out of contact with the first electrical connector and the second electrical connector so as to realize electrical cutoff between of the plug and the socket.

The invention belongs to the technical field of new energy vehicle connectors, A high voltage connector comprising a plug and a socket, The plug comprises an insulating head and a socket assembly installed on the insulating head. The socket comprises an insulating seat and an insert piece fixed on the insulating seat. The socket further comprises a plastic shell arranged on opposite sides of the insert piece and a protective plate arranged between two plastic shells. The inner side of the plastic shell is provided with a card slot. The plug also comprises a rubber core arranged on both sides of the jack assembly. When the plug is inserted into the socket, the rubber core can expand the plastic shell and drive the protective plate to move along the insertion piece, so that the insertion piece is exposed from the upper end of the protective plate and inserted into the jack assembly. When the plastic shell is in a natural state, the protective plate is stuck in the card slot, and when theprotective plate is touched by hand, the protective plate does not move downward, and plays the function of tentacle protection safely and effectively.