39results about "Liquid conductors" patented technology

Implantable biomedical device leads comprising liquid conductors. In an exemplary embodiment of a lead for use in a biomedical application of the present disclosure, the lead comprises a lead body having a distal end and a proximal end, the lead body defining a first interior lumen therethrough, and an electrically conductive composition positioned within the first interior lumen, the electrically conductive composition comprising a metal in a liquid state at or below about 98° F. In another embodiment, the electrically conductive composition is selected from the group consisting of gallium, a gallium-indium alloy, Galinstan, its / their alloys, and combinations thereof. In various embodiments, the metallic electrically conductive composition is used along with a second non-metallic electrically conductive composition such as a conductive polymer, an electrically conductive liquid, an electrically conductive gel, or combinations thereof.

The invention relates to the technical field of cables, and provides a liquid metal flexible cable for a direct current high current. The cable comprises a flexible pipeline group and two conductive units, wherein the interior of each conductive unit is provided with a liquid metal flow channel; the flexible pipeline group comprises two flexible pipelines; one ends of the two flexible pipelines are communicated with an inlet and an outlet of one of the liquid metal flow channels respectively, and the other ends are communicated with the inlet and the outlet of the other liquid metal flow channel respectively; a plurality of permanent magnet pairs are arranged on the liquid metal flow channels along the length direction of the liquid metal flow channels; each permanent magnet pair comprisestwo permanent magnets which are arranged on the upper side and the lower side of each liquid metal flow channel respectively, and the N poles and the S poles of the two permanent magnets are oppositely arranged. According to the cable, high conductivity is ensured, and the continuously flowing liquid metal can also be used for heat dissipation. In addition, the liquid metal has high flexibility and deformability, so that the flexibility of the cable is greatly improved; and the liquid metal is easy to recycle, so that the loss is extremely low.

The invention discloses a stretchable lead and a preparation method thereof. The specific embodiment of the stretchable lead comprises: a substrate made of a semi-cured flexible material, wherein thesubstrate is provided with a groove; a cover plate made of the semi-cured flexible material, wherein the cover plate is bonded and connected with the substrate and is used for encapsulating the grooveto form a sealed hollow pipeline; and a metal circuit layer formed by liquid metal and distributed in a flowing state in the hollow pipe and used for conducting a circuit. The sealed hollow pipe is formed by attaching the cover plate of the semi-cured flexible material to the semi-cured flexible material substrate with the groove, and the metal circuit layer is formed through combination with theliquid metal injected into the hollow pipe so that the stretchable wire with adjustable shape can be obtained through the action of physical force and then the stretchable wire with extremely fine diameter can be obtained.

The invention provides a composite liquid metal based flexible lead. The flexible lead includes an external flexible base material, composite liquid metal and lead wires; the external flexible base material completely or partially wraps the composite liquid metal; the composite liquid metal includes more than two kinds of different metal, more than one kind of metal maintains a liquid state at normal temperature, and the metal is single metal or alloy; and the lead wires are connected to the composite liquid metal and used for extending the composite liquid metal section to connect with external equipment. The flexibility of the lead can be greatly enhanced by the external flexible base material and the liquid metal; and through the complementarity between the metal components of the composite liquid metal, the service life and working stability of the lead can be significantly enhanced, so that the working range of the lead can be expanded.

In a method making a flexible electrical conductor, a mask layer (216) is applied to a substrate (210). A portion of the mask layer (216) is removed to expose the substrate (210) in an exposed shape (220) corresponding to the conductor. A liquid phase conductor (232) is applied to the portion of the substrate (210). The mask layer (216) is dissolved with a solvent (238) to leave a shaped liquid phase conductor (234) corresponding to the exposed shape on the substrate (210). A primary elastomer layer (240) is applied onto the substrate (210) and the shaped liquid phase conductor (234). The primary elastomer layer (240) and the shaped liquid phase conductor (234) are removed from the substrate (210). A secondary elastomer layer (242) is applied to the shaped liquid phase conductor (234) and the primary elastomer layer (240) to seal the shaped liquid phase conductor (234) therein.

The invention provides an electric energy transmission device, and the device comprises a pipeline and a cooling unit; the pipeline comprises a pipeline, a first conductive terminal and a second conductive terminal; the first conductive terminal and the second conductive terminal are tightly assembled at the two ends of the pipeline; the cooling unit is communicated with the pipeline, the pipeline of the cooling unit and the pipeline of the pipeline form a closed annular pipeline, and conductive liquid is arranged in an inner cavity of the annular pipeline. The electric energy is transmitted in the pipeline through the conductive liquid, and the conductive liquid circularly flows in the pipeline and flows through the cooling unit to realize heat exchange, so the conductive liquid can cool the first conductive terminal and the second conductive terminal while transmitting the electric energy, the cooling efficiency is improved, and a larger current can be safely borne; and the problem of complex manufacturing process of the existing power wire harness is also improved. The invention further relates to an electric automobile charging system adopting the electric energy transmission device, high-power charging of an electric automobile is safely achieved, meanwhile, the flexibility of a charging gun cable is improved, and easy charging operation is facilitated.

The invention provides a self-repairing liquid metal flexible electronic material capable of being completely recycled, and a preparation method and application thereof, and belongs to the technical field of electronic materials. The self-repairing liquid metal flexible electronic material has a three-layer structure, the lower layer and the upper layer are made of a base material, and the middle layer is liquid metal; and the base material is a self-repairing polymer containing a disulfide bond. According to the electronic material, interaction between liquid metal and the flexible base material is achieved through the plasma surface treatment technology, and dual repairing of acting force, mechanical performance and electrical performance is achieved. Meanwhile, the self-repairing liquid metal flexible electronic material and an electronic device prepared from the self-repairing liquid metal flexible electronic material are low in cost and simple and convenient to operate; in addition, the electronic material disclosed by the invention has complete recoverability and is green and environment-friendly. The self-repairing liquid metal flexible electronic material and the electronic device prepared from the self-repairing liquid metal flexible electronic material are easy to popularize and apply on a large scale and have a good application prospect.

The invention provides a liquid cable, which comprises: an elastic sealing pipe of which the end part is provided with a wiring terminal; a plurality of insulators sequentially arranged in a pipe cavity of the elastic sealing pipe at intervals and dividing the pipe cavity of the elastic sealing pipe into a plurality of sub-pipe cavities; a conductive liquid, wherein the elastic sealing pipe is filled with the conductive liquid, and the conductive liquid expands the elastic sealing pipe, so that a gap is formed between the inner wall of the elastic sealing pipe and an insulator, and the adjacent sub-pipe cavities are communicated. Under the condition that the elastic sealing pipe leaks, the elastic sealing pipe contracts and is attached to the insulator so as to cut off the adjacent sub-pipe cavities. According to the invention, under the condition that the liquid cable leaks, a communication path of the conductive liquid in the adjacent sub-tube cavities can be cut off, then the conductive path is cut off, and safety accidents are avoided.

A deformable yet mechanically resilient microcapsule having electrical properties, a method of making the microcapsules, and a circuit component including the microcapsules. The microcapsule containing a gallium liquid metal alloy core having from about 60 to about 100 wt. % gallium and at least one alloying metal, and a polymeric shell encapsulating the liquid core, said polymeric shell having conductive properties.

The invention relates to the technical field of cables, and provides a liquid metal flexible cable for a direct current high current. The cable comprises a flexible pipeline group and two conductive units, wherein the interior of each conductive unit is provided with a liquid metal flow channel; the flexible pipeline group comprises two flexible pipelines; one ends of the two flexible pipelines are communicated with an inlet and an outlet of one of the liquid metal flow channels respectively, and the other ends are communicated with the inlet and the outlet of the other liquid metal flow channel respectively; a plurality of permanent magnet pairs are arranged on the liquid metal flow channels along the length direction of the liquid metal flow channels; each permanent magnet pair comprisestwo permanent magnets which are arranged on the upper side and the lower side of each liquid metal flow channel respectively, and the N poles and the S poles of the two permanent magnets are oppositely arranged. According to the cable, high conductivity is ensured, and the continuously flowing liquid metal can also be used for heat dissipation. In addition, the liquid metal has high flexibility and deformability, so that the flexibility of the cable is greatly improved; and the liquid metal is easy to recycle, so that the loss is extremely low.

The invention relates to a civilian water conductor wire. Conductive cores are closely arranged on the inner surface of an insulation layer; the conductive cores form a circular cavity; the circular cavity is internally equipped with a conductive solution; the insulation layer is externally wrapped an anti-corrosion fastening layer; the anti-corrosion fastening layer is externally provided with asolution collection tank; the solution collection tank is connected with the anti-corrosion fastening layer through a stainless steel frame; the bottom top surface of the solution collection tank is provided with a group of leakage holes; the bottom end of the solution collection tank is filled with a conductive solution neutralization solution; and the solution collection tank is externally provided with an insulated heat-insulation layer. The invention is used for the civilian water conductor wire.

The invention relates to a civilian water conductor wire. Conductive cores are closely arranged on the inner surface of an insulation layer; the conductive cores form a circular cavity; the circular cavity is internally equipped with a conductive solution; the insulation layer is externally wrapped an anti-corrosion fastening layer; the anti-corrosion fastening layer is externally provided with asolution collection tank; the solution collection tank is connected with the anti-corrosion fastening layer through a stainless steel frame; the bottom top surface of the solution collection tank is provided with a group of leakage holes; the bottom end of the solution collection tank is filled with a conductive solution neutralization solution; and the solution collection tank is externally provided with an insulated heat-insulation layer. The invention is used for the civilian water conductor wire.

In a method making a flexible electrical conductor, a mask layer (216) is applied to a substrate (210). A portion of the mask layer (216) is removed to expose the substrate (210) in an exposed shape (220) corresponding to the conductor. A liquid phase conductor (232) is applied to the portion of the substrate (210). The mask layer (216) is dissolved with a solvent (238) to leave a shaped liquid phase conductor (234) corresponding to the exposed shape on the substrate (210). A primary elastomer layer (240) is applied onto the substrate (210) and the shaped liquid phase conductor (234). The primary elastomer layer (240) and the shaped liquid phase conductor (234) are removed from the substrate (210). A secondary elastomer layer (242) is applied to the shaped liquid phase conductor (234) and the primary elastomer layer (240) to seal the shaped liquid phase conductor (234) therein.

The invention provides a cuttable flexible wire, which is composed of liquid metal and elastic body, and liquid metal particles are dispersed in the elastic body. After the flexible wire is cut, the liquid metal material will not flow out, and it can withstand deformations such as stretching and bending. When deformations such as stretching and bending occur, its resistance will basically not change. The present invention also provides a device capable of preparing a large-scale cuttable flexible wire, including a material mixing device, a current detection device, a conductor pipeline, a protective layer pipeline, and a heating device, and the performance of the cuttable flexible wire prepared by the device is Stable, large tensile strain, recoverable after stretching, and the wire can be cut, which has potential application value in flexible electronics.

The invention relates to a liquid metal series cooling cable, which includes a charging terminal assembly, a hollow cable, a cooling assembly, a shunt assembly, a first liquid-insulated rotor assembly, and a second liquid-isolated rotor assembly; the shunt assembly includes a bare conductor, an insulating tube, a No. terminal, No. 2 conductive terminal, C-shaped electromagnet and conductive shunt; C-shaped electromagnets are installed on No. 1 conductive terminal and No. 2 conductive terminal; One end of the cable body is connected, and the two conductive shunt parts are respectively connected to the two conductive terminals through bare conductors; the other ends of the cable bodies of the two hollow cables are in sealing communication with their respective charging terminal assemblies; the second liquid-proof rotor assembly is arranged on the two On the connecting pipeline of the two charging terminal assemblies; the insulating tube, the cable body of the two hollow cables and the connecting pipeline of the two charging terminal assemblies form a closed loop, and the closed loop is filled with liquid metal. The energy transfer path of the cable is shorter and more efficient.