60results about How to "Not prone to short circuit" patented technology

The invention discloses a lithium ion battery module with simple structure, high safety and good reliability, and a battery pack comprising the lithium ion battery module. The lithium ion battery module comprises monomer rechargeable lithium ion batteries (1) and a shell (2) made from a high-temperature resistant strong-toughness flame retardant material, wherein through holes (21) are formed between a front bottom surface and a back bottom surface of the shell (2) and are arranged in arrays, and each through hole is fixed provided with one of the monomer rechargeable lithium ion batteries (1). The lithium ion battery module and the battery pack can be widely applied to the field of power supplies.

The present invention provides liquid crystal lens element comprising no movable part, having a small size, having a lens function capable of being subjected to stable spherical aberration correction including the power component corresponding to the focus variation of the incident light. The liquid crystal lens element has a variable focal length to the light transmitted through a liquid crystal(16) interposed between a pair of transparent substrates(11, 12). The variable focal length can be varied with the voltage applied to the liquid crystal(16). The liquid crystal lens comprises transparent electrodes(13, 14) provided to the respective transparent substrates(11, 12) and used to apply a voltage to the liquid crystal(16) and an irregular part(17) which has a serrated cross section and a rotational symmetry with respect to the optical axis and is formed of a transparent material on one side of the transparent electrode(13). The liquid crystal(16) is placed at least in the recesses of the irregular part(17) so as to vary the substantial index of refraction of the liquid crystal(16) depending on the applied voltage.

The invention relates to a revolving and slip ring type circuit connector. It consists of spindle, insulating piece, conducting ring, bearing shell. The insulation piece and conducting ring with wire each sleeves on the triangle major axis. Then the bearing shell is sleeved and the dung is injected. The conducting revolving axis is easily made. The invention divides the conducting revolving axis into several individual component parts and changes the injection mould technology into lamination adhesive bonding technology.

The invention provides a lithium-ion battery separator, and a preparation method and application thereof. The lithium-ion battery separator comprises a separator substrate and an aqueous function layer composited on the surface of the separator substrate. The aqueous function layer is equipped with multiple micropores. The aqueous function layer has viscidity. When the separator provided by the embodiment of the invention is applied to a polymer lithium-ion battery, a partial lithium separation phenomenon will not occurs in a cycle process and deformation or a relatively high expansion phenomenon will not occur in a battery pole group, thereby facilitating stability of cycle life. Moreover, the heat contractility of the separator is improved. The separator and an electrode are adhered together well with the combination of effects such as the viscidity of the aqueous function layer. In a safety test process or when the battery is abused such as the fact that the battery is punctured, extruded, twisted and bended, or when the battery is used in a high temperature environment for a long time, the safety performance of the battery can be greatly improved.

The invention provides a wafer bonding method and a wafer bonding structure. The wafer bonding method is characterized in that before the wafer bonding processing, an interlayer dielectric layer is formed on a wafer, and the interlayer dielectric layer comprises a first dielectric layer and an insulation layer, which are formed sequentially; an interconnection structure can be formed in the interlayer dielectric layer, and a part of the interconnection structure is protruded from the surface of the interlayer dielectric layer, and is a bonding end of the interconnection structure; and side walls are formed on the side walls of the bonding end. The wafer bonding method and the wafer bonding structure are advantageous in that the insulation layer is used to completely cover the surface of the interlayer dielectric layer, and the side walls are used to cover the side walls of the bonding end; after the bonding processing of a plurality of wafers, the adjacent bonding ends are provided with the insulation layers and the side walls for the isolation, and the short circuit is not easy to occur; and in addition, under the protection of the side walls, the bonding ends are not exposed in the external environment, and the oxide is not easy to form under the influence of the oxygen and the water vapour, and at the same time, the short circuit risk can be reduced.

This invention relates to a method for processing electrochemical combination electrodes sealed by the nm flexible epoxy resin material including: 1, inserting a working electrode matrix material into a conductive support copper rod wrapped with an insulation pyrocondensed tube, a hole Ag reference electrode is welded to the support copper rod, the bottom of a hole Pt counter-electrode is welded to the support copper rod, the hole Ag reference electrode, the hole Pt counter-electrode and the working electrode matrix are arrayed from inside to outside with the working electrode at the middle, the tops of which are at a same plane, the support copper rods of them are fixed by a pyrocondensed tube and put into a die set and fixed, 2, casting the nm flexible epoxy resin material onto the die set to deaerate and cure it, 3, taking out the electrode after cooling it and polishing it.

Discloses is a packaging element of a semiconductor device. The packaging element comprises a chip, a passivation layer, salient points and solder balls. Pads and integrated circuits are arranged on the surface of the chip and electrically connected; the passivation layer is placed on the surface of the chip and provided with openings which expose part of the pads; the salient points are arranged on the surfaces of the pads, and the sizes of the salient points are smaller than those of the openings; and the solder balls cover the tops and side walls of the salient points and the bottoms of the openings. The packaging element of the semiconductor device is not easy to short circuit, high in bonding strength between the solder balls and the salient points and stable in performance.

The invention discloses a charging system of electronic equipment and a charging base of the electronic equipment. The charging base comprises the following components of: a power source input interface which is used for connecting an external power source supplying device; a control unit of which the input end is connected with the power source input interface; and an electrode which comprises a first electrode plate and a second electrode plate, wherein the first electrode plate is connected with a first output end of the control unit, and the second electrode plate is connected with a second output end of the control unit. With the charging system and the charging base of the electronic equipment of the invention adopted, charged equipment can directly contact with the charging base, such that power transmission can be realized, and a charging process of the charged equipment can be accomplished, and in the charging process, power conversion efficiency is high, and no heat is emitted, and the service life of a battery will not be affected; with direct charging realized, a charging speed can be very fast; electromagnetic and magnetoelectric conversion devices are not required to be set, and therefore, the product is low in cost and convenient to carry; and at the same time, short-circuiting will not occur between the electrode plates, and charging is safe, and a requirement for a setting position of a charging electrode of the charged equipment is low.

The invention provides a surface treatment method by which a substrate with desired uniform lyophilicity is obtained in order to enhance the formation of a film pattern by an ink-jet process; a surface-treated substrate obtained by the surface treatment; and a method of forming a film pattern. A surface of a substrate is subjected to lyophobic treatment by forming a self-assembled layer composed of organic molecules. The lyophobicity is then modified by ultraviolet irradiation or the like to obtain desired lyophobicity.

The invention discloses an LED lamp pin polarity detection apparatus. The apparatus comprises au upper box body and a lower box body, wherein the upper box body is arranged at the upper portion of the lower box body, a through hole is arranged between the upper box body and the lower box body, the lower box body is internally provided with a power source, the positive lead wire and the negative lead wire of the power source are outputted to the upper box body through the through hole, the upper box is internally provided with an LED lamp assembly, the LED lamp assembly comprises LED lamp pin contact welding pads corresponding to LED lamp pins, and the two different LED lamp pin contact welding pads are respectively contacted through the positive output lead wire and the negative output lead wire of the power source so as to determine polarities of the LED lamp pins and a corresponding LED lamp color. According to the invention, the power source is arranged in the lower box body, and the LED lamp assembly is arranged in the upper box body so that the detection of the polarities of the LED lamp pins is facilitated, the apparatus is not easily lost during a use process, and the apparatus can be reused.

The invention relates to an alkali soluble resin containing a repetitive unit represented by the following chemical formula 1, and a photosensitive resin composition and a colored photosensitive resin composition containing the same, wherein physical properties, such as adhesivity, chemical resistance, developability, sensitivity, strength or elasticity, of the alkali soluble resin are excellent, and the alkali soluble resin is suitable for photoetching material for a panel display, such as a columnar spacer, a color filter, a color resist, a photoresist and so on.

The invention discloses a flame-retardant ceramic silicone rubber for safety cables. The flame-retardant ceramic silicone rubber is prepared from, by weight, 100 parts of methyl vinyl polysiloxane, 30-60 parts of fumed silica, 1-5 parts of hydroxy silicone oil, 0.1-1 part of dimethyldiethoxysilane, 1-5 parts of polyvinyl hydroxy silicone oil, 0.5-5 parts of a heat conduction filler, 30-80 parts ofceramifying powder, 1-5 parts of titanium dioxide, 0.5-5 parts of a special mold release agent, 1-10 parts of vinyltriethoxysilane, 1-5 parts of alumina and 0.001-0.1 part of platinum. The inventionalso discloses a preparation method of the flame-retardant ceramic silicone rubber for safety cables. The ceramic silicone rubber has good mechanical properties, and can be sintered to form a hard ceramic body when ablated by an open fire in order to isolate flame and prevent fire, so the normal operation of a line under a fire condition is ensured, short circuit and other secondary disasters arenot prone to occur, and the normal operation of electricity and communication is ensured.

The invention provides a multi-layer ceramic capacitor in which short circuit between internal electrodes does not easily occur even if the average thickness of ceramic layers is set to be below 0.4 [mu]m. The multi-layer ceramic capacitor includes a multi-layer unit and a side margin. The multi-layer unit includes ceramic layers laminated in a first direction, internal electrodes disposed betweenthe ceramic layers, a main surface oriented in the first direction, a surface layer portion in a range from the main surface to a predetermined depth, and a center portion adjacent to the surface layer portion in the first direction. The side margin covers the multi-layer unit from a second direction orthogonal to the first direction. The ceramic layers have an average dimension that is 0.4 [mu]mor less in the first direction. Each of the internal electrodes includes an oxidized region adjacent to the side margin. The oxidized region in the surface layer portion has a dimension in the seconddirection that is equal to or more than twice the average dimension of the ceramic layers in the first direction.

The invention discloses a cable safe in use. The cable comprises an outer sheath, a wrapping layer and a stranded cable body, which are arranged in sequence from the outside in. The stranded cable body is formed by support frames, a center cable core, peripheral cable cores, first auxiliary flexible pipes and second auxiliary flexible pipes. The center cable core is sleeved by the plurality of support frames. Each support frame is formed by a center ring and baffle plates. The center ring is sleeved on the center cable core; and the center ring is peripherally and fixedly provided with the plurality of baffle plates. The peripheral cable cores are distributed around the center cable core. The peripheral cable cores are separated by the baffle plates. Gaps between the peripheral cable coresare provided with the plurality of first auxiliary flexible pipes and the second auxiliary flexible pipes. The first auxiliary flexible pipes and the second auxiliary flexible pipes are arranged inside the cable, so that the inner portion of the cable can be cooled effectively, and meanwhile, fire inside the cable can be put out when necessary.

The invention discloses a method for a sodium alginate microsphere adsorbent through an emulsion polymerization process and belongs to the technical field of metal ion adsorption. The method includes:sufficiently mixing chemically modified sodium alginate solution, calcium carbonate, paroline and Span 85 surfactant to form an emulsion, adding glacial acetic acid to release calcium ions, and generating sodium alginate microspheres during high-speed stirring. The sodium alginate microspheres different in grain size and narrow in grain size distribution can be prepared by adjusting agent consumption and stirring condition. Compared with conventional adsorbents taking sodium alginate as a raw material, the microsphere adsorbent prepared by the method has the advantages of uniform size, high mechanical strength and high selective adsorptivity. The microsphere adsorbent has high selectivity to heavy metal in acidic conditions, has high selectivity to heavy metal in acidic to neutral conditions and can be successfully filled and applied in a fixed bed adsorption column, thereby having good industrial application prospect.

The invention provides a gear motor. The gear motor comprises a shell, a motor shaft, a motor assembly and a gear reduction mechanism, wherein a first installation cavity, a second installation cavityand an installation hole for communicating the first installation cavity and the second installation cavity are arranged in the shell; the motor shaft is arranged in the installation hole in a sleeved mode, at least one end of the motor shaft extends out of the shell, and the motor shaft and the shell can rotate relative to each other; the motor assembly is arranged in the first installation cavity, the motor assembly comprises a stator winding assembly and a rotor assembly, wherein the stator winding assembly is fixed on a motor shaft, and the rotor assembly is arranged outside the stator winding assembly in a sleeved mode; the gear reduction mechanism is arranged in the second installation cavity, the input end of the gear reduction mechanism penetrates through the installation hole andis connected to the rotor assembly, and the output end of the gear reduction mechanism is connected to the shell. According to the technical scheme, the motor assembly and the gear reduction mechanism are not prone to influence each other, so that the accelerated aging of the gear reduction mechanism is not easily caused due to the fact that the temperature rise of the motor assembly is too high,and the situation that lubricating oil on the gear reduction mechanism intrudes into the motor assembly is avoided.

The invention discloses a packaging structure of a fuel cell membrane electrode assembly and a manufacturing method and application thereof. The invention provides the packaging structure of the membrane electrode assembly and the manufacturing method and application thereof. The packaging structure comprises the membrane electrode assembly; a sealing frame which comprises a first closed annular frame and a second closed annular frame which are in lap joint with the outer edge of the membrane electrode assembly and are connected through a bonding layer; a first gas diffusion layer which is arranged on the upper surface of the sealing frame, wherein a first accommodating space is defined by the first gas diffusion layer, the sealing frame and the membrane electrode assembly; a second gas diffusion layer which is arranged on the lower surface of the sealing frame, wherein a second accommodating space is defined by the second gas diffusion layer, the sealing frame and the membrane electrode assembly; a third gas diffusion layer which is arranged in at least one of the first containing space and the second containing space, wherein when the third gas diffusion layer is arranged in thefirst containing space, the thickness of at least one part is the same as the height of the first containing space. When arranged in the second containing space, at least one part of the thickness isthe same as the height of the second containing space. The catalyst layer in the packaging structure is not easy to degrade, short circuit is not easy to occur, gas exchange is not easy to occur at two sides of the membrane electrode assembly, and the performance is better.

The invention discloses a solid electrolyte, a solid lithium ion battery and a preparation method of the solid lithium ion battery. The solid electrolyte is a quaternary solid polymer electrolyte formed by crosslinking polyethylene oxide, bis(trifluoromethylsulfonyl)imide, branched chain polymethyl methacrylate and silicon dioxide in a molar ratio of (8-10): (1-2): (2-3): (1-2) under photo-initiation, and is a solid electrolyte adapted to a 4V high-voltage positive electrode material. The solid lithium ion battery comprises a 4V-grade elastic positive electrode layer, a solid electrolyte layerand an elastic negative electrode layer which are packaged by packaging films, and is an elastic solid lithium ion battery with 4V high-voltage output.

The invention provides a new energy automobile double-source output power battery pack. The new energy automobile double-source output power battery pack comprises a power battery module, a starting power source module, a bidirectional DC/DC (direct current/direct current) module and a battery management module, which are all arranged in one power battery pack box; the power battery module is electrically connected to the high-voltage end of the bidirectional DC/DC module; the starting power source module is electrically connected with the low-voltage end of the bidirectional DC/DC module; thebattery management module is used for detecting stored energy of the power battery module and the starting power source module; when the stored energy of the power battery module is lower than a first preset value and the stored energy of the starting power source module is higher than a second preset value, the battery management module controls the bidirectional DC/DC module to discharge electricity from the starting power source module to the power battery module to achieve rapid charging of the power battery module with the starting power source module.

The invention relates to a photovoltaic anti-glare panel which comprises a frame and a photovoltaic module arranged in the frame, an electrochromic plate is installed on the outer side wall of the frame, a light intensity sensor and a power supply controller connected to the output end of the light intensity sensor are further arranged on the frame, and the power supply controller is connected to the electrochromic plate and pre-provided with a color changing threshold value. When a detection signal output to the power supply controller by the light intensity sensor is greater than or equal to a threshold value, the power supply controller controls the electrochromic plate to be in a light transmission state; and when the detection signal output to the power supply controller by the light intensity sensor is smaller than the threshold value, the power supply controller controls the electrochromic plate to be converted into a shading state. The photovoltaic anti-glare panel not only can output large electric energy in the daytime, but also can collect car lamp light for power generation at night.