1558results about "Flat/ribbon cables" patented technology

The invention provides a high-speed parallel paired wire with a heat dissipation function, which comprises two wire cores, a shielding layer, a heat dissipation layer and a sheath layer, and is characterized in that the two wire cores are arranged in parallel along a first direction; the shielding layer wraps the peripheries of the two wire cores; the heat dissipation layer wraps the periphery of the shielding layer; the sheath layer wraps the periphery of the heat dissipation layer; wherein the heat dissipation layer comprises a cold end layer, an electric refrigeration main body layer and a hot end layer which are arranged in sequence, the cold end layer is thermally coupled with the shielding layer, the hot end layer is thermally coupled with the sheath layer, and the electric refrigeration main body layer is configured to form a temperature difference between the cold end layer and the hot end layer after being electrified so as to transfer heat of the shielding layer to the sheath layer.

The invention relates to the technical field of cables, and provides an easy-to-connect flexible flat cable, which comprises cable units, each cable unit comprises a conductor, an insulating layer, an armor layer and a sheath, and further comprises a connector, the connector is used for connecting two sections of cable units, and the connector comprises a socket, a plug, a connecting seat, a connector and a locking assembly, the socket is arranged at one end of the cable unit, the plug is arranged at the other end of the cable unit, the plug is matched with the socket in an inserted mode, the connecting seat is arranged in the plug and electrically connected with the conductor, the connector is arranged in the socket and electrically connected with the conductor, and the connector is matched with the connecting seat in an inserted mode. The locking assembly is used for locking the plug and the socket. According to the technical scheme, the problems of fixed length and poor adaptability of the flat cable in the prior art are solved.

The invention discloses a graphene flat cable coating anti-drop FPC connector, and relates to the technical field of connectors, the graphene flat cable coating anti-drop FPC connector comprises a connector body, a flip cover body is rotatably arranged above the connector body, a terminal body is arranged in the connector body in a butt joint manner, and a flexible flat cable body is arranged in the connector body in a butt joint manner. A movable groove is formed in the rear side of the connector body, a terminal abutting mechanism is arranged in the movable groove, and the terminal abutting mechanism abuts against the terminal body through the flip cover body so as to reduce contact with the flexible flat cable body. According to the anti-drop FPC connector for the graphene flat cable coating, the lower side of the flexible flat cable body is provided with the graphene layer capable of enhancing the conductivity and the heat dissipation performance of the flexible flat cable body, and the inclined guide part arranged at the front side of the connector body can be used for performing butt-joint plugging guide on the flexible flat cable body, so that the graphene coating arranged at the lower side of the flexible flat cable body is protected; the contact area of the graphene and the plastic wall is reduced, and the graphene layer is prevented from being damaged.

A low-deviation flat transposed cable for an extra-high voltage matching reactor, and a manufacturing process. The low-deviation flat transposed cable for an extra-high voltage matching reactor comprises a flat transposed wire strand and a lapped insulating layer, wherein the flat transposed wire strand comprises n (n is an even number and n≥6) film-wrapped single round wires, which are formed into a dual-layer arrangement structure by means of stranding, transposition and compression according to a certain pitch, a certain stranding direction and a certain angle. Stranding, transposition and compression process equipment comprises three device modules such as a stranding and transposition device, a cam pre-loading device and a four-roller compression device, which are sequentially arranged in series and respectively complete an initial forming process, a pre-setting process and a final shaping process of the flat transposed wire strand during the processing and forming process of the flat transposed cable. Taking into consideration the structural characteristics and product requirements of the low-deviation flat transposed cable for an extra-high voltage matching reactor, a targeted manufacturing process and targeted process equipment are designed, wherein the process principle is scientific, the equipment is prominently advanced, and the production line has a relatively strong flexible manufacturing capacity.

A magnetic data cable is disclosed, including cable body and a data interface connected to both ends of the cable body. The cable body includes a cored wire group and an external protective layer wrapped outside of the cored wire group, a flexible magnetic strip is provided in the outer protective layer, and the flexible magnetic strip is located alongside of the cored wire group and extends parallel to the cored wire group. It is convenient to adjust diameter of the coil after the data cable has been coiled so as to facilitate storing of the data cable, and it is easy to operate.

The invention relates to the field of flexible flat cable protection, and discloses a flexible flat cable with anti-pressure ability, which comprises a flat cable body and a protection mechanism arranged on the outer side of the flat cable body, and is characterized in that the protection mechanism comprises a lower shell and an upper shell, the lower shell and the upper shell are the same in structure and are symmetrically arranged, and the upper shell and the lower shell are symmetrically arranged; the flat wire body is located between the lower shell and the upper shell, when an external object makes contact with the connecting pipe, air in the air flow channel is extruded into a cavity in the protection frame, pressure continues to be downward and is transmitted to the lower shell and the upper shell through the connecting pipe, the pressure extrudes the buffering cotton, part of air in the buffering cotton enters the protection frame, and the air in the buffering cotton enters the protection frame. The air flow is discharged to reduce the damage of the pressure to the flat wire body, a part of air is stored in the buffer cotton to reduce the extrusion of the pressure to the flat wire body, and the buffer cotton below the flat wire body, the lower shell and the connecting pipe protect the upper part of the flat wire body.

A wiring member-equipped adherend includes: an adherend including an attached surface; a first sheet overlapped with the attached surface; a second sheet overlapped with the first sheet; a wire-like transmission member located between the first sheet and the second sheet; and an adhesive member bonding the first sheet, the second sheet, and the adherend. The adhesive member includes a first layer part provided between the first sheet and the attached surface, a second layer part provided on an opposite side of the first sheet from a side of the attached surface, and a connection part connecting the first layer part and the second layer part on a lateral side of the first sheet.

The utility model discloses a fixed elliptical hole-shaped solid insulation differential transmission cable. Comprising a pair of inner core wires, a metal shielding layer is coated outside the pair of inner core wires, and a polyester film layer is coated outside the metal shielding layer; each inner core wire comprises an inner conductor and an insulating layer wrapping the inner conductor, and a plurality of indwelling wire holes distributed in a lotus root shape are formed in the insulating layer. The indwelling wire holes of the insulating layer in the transmission cable reduce the dielectric constant of the insulating layer, and the insulating layers with different dielectric constant requirements can be obtained through the number and the size of the indwelling wire holes, and the indwelling wire holes are controllable and effective; the original tensile strength of the insulating layer is ensured, the weight is reduced, and the production and manufacturing cost of the cable is further reduced.

The invention relates to an enameled flat wire. The surface of a conductor is sequentially coated with first polyimide paint, second polyamide-imide paint, third polyimide paint and fourth polyimide paint, wherein the second polyamide-imide paint and the third polyimide paint are alternately arranged; wherein the peel strength of the first polyimide paint is not lower than 1.5 N / mm; the relative dielectric constant of the third polyimide paint is not greater than 2.1; nanoscale zirconium dioxide and nanoscale aluminum oxide are added into the fourth polyimide paint. The tensile strength of the enameled flat wire is not lower than 230 MPa; in a measurement standard within 100PC, a partial discharge initial voltage value of 50Hz-20kHz is not less than 2000V; under the condition that the leakage current does not exceed 5mA, the breakdown voltage value is not lower than 11kV; in a corona environment with the temperature being 155 DEG C, the voltage of Vp-p being 4000 V, the rising edge being 100 ns and the frequency being 20 kHz, the corona-resistant service life is 100-400 hours; in an ATF oil resistance test of T / CEEIA415-2019 standard, a partial discharge initial voltage value and a breakdown voltage value are both not lower than 90% of an initial value.

The invention discloses a high-flexibility bending-resistant synchronous twisted-pair shielding flame-retardant towline cable, and relates to the technical field of cables, the towline cable comprises a plurality of chain links, the plurality of chain links form a towline, the inner side of each chain link is provided with a cable structure, each chain link is provided with a cable blocking structure, the cable structure comprises an outer sheath layer, and the outer sheath layer is provided with an outer sheath layer. The inner side of the outer coating layer is provided with a braiding layer, the inner side of the braiding layer is provided with a wrapping layer, the inner side of the wrapping layer is provided with a core wire, the inner side of the core wire is provided with a conductor, the inner side of the wrapping layer is provided with a filler, and the cable structure is formed by synchronously completing pair twisting and total twisting of five types of oxygen-free copper flexible conductor wires or six types of oxygen-free copper flexible conductor wires. The outer diameter of the finished cable is small, the bending resistance of the cable structure is enhanced, the phenomenon that the cable structure is prone to open circuit and short circuit in the high-frequency bending process is avoided, and meanwhile, through the cooperative use of the cable blocking structure and the disassembly and assembly structure, when the single cable structure is damaged, independent disassembly and replacement can be carried out.

A connection arrangement includes a composite pane composed of a first pane and a second pane, which are connected to an intermediate layer, two electrically conductive structures, in particular two mutually opposed surface electrodes of an electro-optical functional element that are arranged between the first pane and the second pane, and a flexible flat cable having electrical conductor tracks, includes a first connection region at a first end and on a first side of the flat cable, wherein the first connection region has a contact point of at least one conductor track, at least one second connection region at the first end and on the first side of the flat cable, wherein the second connection region has a contact point of at least one conductor track, and a third connection region with contact points of the conductor tracks at a second end of the flat cable.

The invention belongs to the technical field of electric automobiles, and discloses a hot-pressing film integrated busbar structure for aluminum wire collection, a battery module and an electric automobile, the hot-pressing film integrated busbar structure comprises a PET upper hot-pressing film and a PET lower hot-pressing film, an aluminum wire bar and an output aluminum bar are arranged between the PET upper hot-pressing film and the PET lower hot-pressing film, the end part of the aluminum wire bar is connected with a BMU collection board, and the BMU collection board is connected with the battery module. The aluminum wire bar comprises a main wire bar part and a plurality of branch wire bar parts, every two adjacent branch wire bar parts are located on different sides of the main wire bar part, at least one branch wire bar part is connected with an NTC temperature sensor, the other branch wire bar parts are connected with series aluminum bars, and every two adjacent series aluminum bars are arranged in a staggered mode at intervals. According to the invention, the aluminum wire collection hot-pressing film integrated busbar structure is adopted for voltage collection, no switching structure is needed, the aluminum wire bar is directly connected with the BMU collection slave board PCB, no plug-in terminal is needed, the structure is simple, the cost is low, and compared with a traditional copper wire, the mass is lighter.

The utility model relates to the technical field of signal transmission cables, and discloses a novel insulation co-extrusion double-coaxial high-speed data transmission cable, which comprises conductors, an insulation layer, a shielding layer and a sheath layer, and is characterized in that the two conductors are parallel to each other and are arranged at an interval; the insulating layer is uniformly and tightly wrapped on the outer sides of the two conductors, is a polytetrafluoroethylene insulating layer, and is simultaneously extruded at one time, so that the insulating layer is pushed and wrapped on the outer sides of the two conductors; the shielding layer comprises a first shielding layer and a second shielding layer, the first shielding layer wraps the outer ring of the insulating layer, and the second shielding layer wraps the outer ring of the first shielding layer; the sheath layer wraps the outer ring of the second shielding layer and is used for fixing and shielding protection. The two conductors are stranded bare copper, tinned copper wires or silver-plated copper wires. The cable has more reliable mechanical and physical stability, is more beneficial to coupling of an electromagnetic field, can reduce capacitance impedance, has lower time delay difference, and improves signal transmission speed and quality.

A twin-axial cable including a first conductor; a first dielectric material surrounding the first conductor; a second conductor; a second dielectric material surrounding the second conductor; a first wedge; a second wedge positioned opposite to the first wedge; and a conductive shield surrounding the first conductor, the first dielectric material, the second conductor, the second dielectric material, the first wedge, and the second wedge, wherein at least a portion of the first wedge is positioned between the first dielectric material and the second dielectric material at a first region of the twin-axial cable, wherein at least a portion of the second wedge is positioned between the first dielectric material and the second dielectric material at a second region of the twin-axial cable opposite to the first region of the twin-axial cable.

The present invention provides a flat ribbon flexible cable, the flat ribbon flexible cable having a bending surface, and a plurality of shunt channels are sequentially formed near the bending surface of the flat ribbon flexible cable; when the flat ribbon flexible cable is bent, a corresponding pre-bending section can be formed, and a pressure change occurs in the shunt channels at the pre-bending section, so that the flat ribbon flexible cable is bent along a preset direction or has a tendency to be bent along the preset direction, thereby reducing the driving force required for bending in the preset direction, avoiding affecting the motion accuracy and efficiency of the device, avoiding the phenomenon of accelerating the fatigue of the cable structure due to repeated stress concentration, causing deterioration of signal transmission performance and even the risk of fracture, and meeting the requirements of high-efficiency, reliable and long-life operation of the device.

The invention discloses an aluminum alloy flat cable for a new energy automobile, and relates to the technical field of power cables, the aluminum alloy flat cable comprises an aluminum alloy solid conductor, the outer side of the aluminum alloy solid conductor is provided with a composite insulating layer, the composite insulating layer is internally coated with an aerogel thermal insulation layer, the inner side of the aerogel thermal insulation layer is provided with a limiting center groove, and the inner side of the aerogel thermal insulation layer is provided with a limiting groove. A heat conduction silica gel sheet is clamped to the inner side of the limiting center groove, and a center connecting sleeve is connected to the middle of the heat conduction silica gel sheet. Heat in the flat cable is directionally transferred through circulation of heat conduction oil in the flow guide outer pipe and the backflow inner pipe; the flat cable ensures that the interior of the flat cable can be kept in a proper temperature range in the using process, effectively prevents the situation that heat generated in the working process of the flat cable is randomly diffused to cause abnormal temperature rise of peripheral electronic components to affect normal use, and ensures that the flat cable does not affect normal use of an automobile in the using process. And the use safety of the flat cable is effectively improved.

A cable housing for a flat flexible cable includes a first cable housing having a first orientation guide and a second cable housing having a second orientation opening. A plurality of flat conductors exposed in a window extending through an insulation material of the flat flexible cable are disposed between the first cable housing and the second cable housing. The first orientation guide abuts a pair of flat conductors of the plurality of flat conductors and rotates a rotated portion of each of the flat conductors to a rotated orientation when the first orientation guide moves into the second orientation opening and the first cable housing is in a mated position with the second cable housing. The rotated orientation of the rotated portion is disposed at an angle with respect to a planar portion of each of the flat conductors in the insulation material.

The invention relates to the technical field of wires and cables, in particular to a flat cable for a drag chain system and a preparation method thereof.The flat cable comprises a cable core, an elastic filler and an outer sheath, the outer sheath forms a cable cavity on the outer side of the cable core and the elastic filler, the cable cavity is arranged on the single side of the axis of the outer sheath in an offset mode, and the elastic filler is arranged in the cable cavity. The outer sheath comprises a first sheath layer and a second sheath layer on the two sides of the cable cavity respectively, and the thickness of the first sheath layer is smaller than that of the second sheath layer; the cable core is arranged on one side of the bent center of the cable in an offset mode, the thickness of one side of the bent center of the sheath is smaller than that of the other side of the bent center of the sheath, and the elastic layer is arranged on the outer side of the cable core, so that the cable core has a larger activity space under the condition that the cable is bent, and pressure of the cable core on the sheath in the bent state is relieved. And when the sheath is in a bending state, the extrusion stress of one side of the bending center is reduced, and the thickness of the other side is relatively large, so that the wear resistance can be enhanced, and the overall service life of the cable sheath is prolonged.

The present invention relates to the field of cable technology, and proposes an easily connectable flexible flat cable, including a cable unit, the cable unit including a conductor, an insulating layer, an armor layer and an outer skin, and also including a connector, the connector is used to connect two sections of the cable unit, the connector includes a socket, a plug, a connection seat, a connector and a locking assembly, the socket is arranged at one end of the cable unit, the plug is arranged at the other end of the cable unit, the plug and the socket are plugged together, the connection seat is arranged inside the plug, the connection seat and the conductor are electrically connected, the connector is arranged inside the socket, the connector and the conductor are electrically connected, the connector and the connection seat are plugged together, and the locking assembly is used to lock the plug and the socket. Through the above technical solution, the problem of fixed length and poor adaptability of flat cables in the prior art is solved.

The invention discloses a flame-retardant flat flexible high-current cable and a preparation method thereof, and relates to the technical field of cables. The cable comprises a flat conductor, an insulating layer, a shielding layer, a reinforcing layer and a sheath layer, the insulating layer contains 85-90 parts of low-density polyethylene, 1.2-1.5 parts of dicumyl peroxide, 12-15 parts of modified aluminum hydroxide and the like; and the sheath layer contains 42-50 parts of modified chlorinated polyethylene, 28-34 parts of modified aluminum hydroxide and the like. The modified chlorinated polyethylene is prepared through a three-step extrusion reaction, and the modified aluminum hydroxide is subjected to coupling agent treatment, coating modification and carbon nanotube composite modification. The flame-retardant flat flexible large-current cable has prominent advantages, an efficient flame-retardant system is constructed by modified aluminum hydroxide and antimony trioxide, and the V-0 level requirement of UL94 can be met; the flat structure is combined with the modified chlorinated polyethylene, so that the flexibility is excellent and the temperature-resistant range is wide. The design of the insulating layer and the shielding layer ensures excellent electrical performance, segmented temperature control and accurate parameter regulation and control are performed in preparation, stable product quality is ensured, and the device can adapt to a large-current application scene.

An electronic apparatus includes a first chassis and a second chassis that are relatively rotatably connected via a hinge, and includes: a flexible board extending across the first chassis and the second chassis; and a graphite sheet disposed on the flexible board, the graphite sheet together with the flexible board extending across the first chassis and the second chassis, the flexible board and the graphite sheet having a substantially S-shaped surplus length absorbing part having two folded parts curved in opposite directions inside the first and second chassis, the flexible board and the graphite sheet adhering to each other by adhesive tape over an entire length of the surplus length absorbing part.

The invention belongs to the technical field of electromagnetic wire materials and manufacturing, and particularly relates to a copper-aluminum composite special-shaped enameled wire and a preparation method thereof.The enameled wire comprises a copper-clad aluminum composite conductor and an insulating paint layer coated on the outer surface of the copper-clad aluminum composite conductor; the composite conductor is composed of a copper layer and an aluminum core, and the volume ratio of the copper layer to the aluminum core is 60%: 40%-70%: 30%. The thickness of the composite conductor is 0.5-2.0 mm, the width of the composite conductor is 2.0-10.0 mm, and the width-to-thickness ratio of the composite conductor is 2-8; the eccentricity of the copper layer is less than or equal to 2.5. The enameled wire has high conductivity, light weight and high reliability, and is especially suitable for high-frequency power electronic devices such as new energy automobile motors, high-frequency transformers and photovoltaic inverters, and application scenarios with high requirements for space utilization rate, heat dissipation performance and long-term stability such as spaceflight and deep sea equipment in extreme environments.

The utility model provides a biaxial stretching automatic storage magnetic suction flat wire which comprises a wire rod filled with a magnetic suction material layer and a first connector and a second connector arranged at the two ends of the wire rod, the wire rod comprises a first section and a second section which are sequentially connected, the first section and the second section are folded, the first connector is arranged at the end of the first section, and the second connector is arranged at the end of the second section. The second connector is arranged at the end of the second section, and when the first section and the second section are wound together, the first connector and the second connector are located on the two circles of the outermost layer or both located on the outermost circle. According to the two-way stretching automatic storage magnetic absorption flat wire, the first section and the second section are folded and then wound together, so that the first connector and the second connector are located on the two circles of the outermost layer respectively or located on the outermost layer respectively; the problem that when one connecting end of an existing two-way stretching automatic storage magnetic suction flat wire is wound to an inner ring and pulled away, the wire is disordered is solved, and the problem that the inner layer of a coil forms a three-dimensional shape due to the fact that the wire is wound into the coil arranged in a stacked mode, and adsorption is difficult is also solved.

The invention discloses an easy-to-bend copper bar cable which comprises a flat copper bar conductor with the section thickness of 2.95 mm to 3.05 mm, the section width of 15.90 mm to 16.10 mm and the sectional area of 48 mm < 2 >, and an insulating layer which is made of a nylon material and wraps the copper bar conductor, the average thickness of the insulating layer is 0.55 mm to 0.65 mm, the minimum local thickness of the insulating layer is larger than or equal to 0.48 mm, the height of the outer contour of the insulating layer is 4.2 mm, and the thickness of the outer contour of the insulating layer is 4.2 mm. The width of the insulating layer is 17.2 mm, and the surface roughness Ra of the insulating layer is less than or equal to 0.8 [mu] m. The electric connector has the characteristics of temperature resistance, aging resistance and chemical corrosion resistance, supports customized designs such as end stamping and tin plating, is convenient to mount, reduces the occupied space by 30%, and remarkably improves the reliability and durability of electrical connection and the system integration efficiency.

The invention relates to the technical field of busbars, and discloses a multi-layer composite fire-resistant shielding busbar and a preparation method thereof, and the multi-layer composite fire-resistant shielding busbar comprises a conductor layer, a fire-resistant layer, a shielding layer and a sheath layer which are sequentially coated from inside to outside; wherein the conductor layer is made of copper or aluminum; the fireproof layer wraps the conductor layer and is formed by wrapping a double-layer PI three-in-one synthetic mica tape. According to the multi-layer composite fire-resistant shielding busbar and the preparation method thereof, the double-layer PI three-in-one synthetic mica tape is used for wrapping, a stable fire-resistant insulation structure is formed outside the conductor layer in a reverse wrapping mode that the first layer is clockwise and the second layer is anticlockwise, and the mica tape is formed by combining phlogopite paper and an organic silicon resin adhesive capable of resisting the temperature of 300 DEG C; the structural integrity can be maintained under the fire high-temperature condition, and electrical short circuit caused by thermal failure is effectively prevented; and meanwhile, the mica tape adhesive layer permeates into the micro-groove structure arranged on the surface of the conductor in the thermocuring process, so that the mechanical occlusion strength is further enhanced.

A flexible circuit base board and a flexible flat cable are provided. The flexible flat cable includes the flexible circuit base board and a transmission element. The flexible circuit base board includes a base film, multiple conductive wires, a transmission signal pad, a conductive structure, a collecting signal pad and a cover film. The conductive wires are spaced and placed on the base film. The transmission signal pad and the collecting signal pad are electrically connected to and are disposed on the base film. The conductive structure is disposed on the base film, and is electrically connected to at least one of the conductive wires and the transmission signal pad. The cover film is disposed on the base film, and covers the conductive wires, the conductive structure, the transmission signal pad, and the collecting signal pad. The transmission element is electrically connected to the collecting signal pad.