1039results about "Metal casings" patented technology

A mobile phone may include an enclosure. The enclosure may include a front cover, a rear cover, a housing segment coupled to the front cover and to the rear cover and including a first wall section defining at least a portion of a first side exterior surface of the mobile phone, a second wall section defining at least a portion of a second side exterior surface, and a chassis section extending between the first wall section and the second wall section. The mobile phone may further include a circuit board assembly thermally coupled to the chassis section at a thermal coupling region of the chassis section, the chassis section defining a thermal path extending from the thermal coupling region to the first wall section, and a through-hole positioned in the thermal path and configured to interrupt a flow of heat from the circuit board assembly to the first wall section.

The invention provides a display screen and electronic equipment. The display screen comprises a display module and a display module, wherein the display module comprises a cambered surface section and a plane section; the supporting plate comprises a first supporting section, a second supporting section and a third supporting section, the second supporting section is located between the first supporting section and the third supporting section, the first supporting section is attached to the plane section, the second supporting section, the third supporting section and a connecting gap between the second supporting section and the third supporting section form a bent section, and the bent section is attached to the cambered surface section; the surface of the second supporting section is provided with a concave area, the hardness of the second supporting section is smaller than that of the first supporting section, and the hardness of the third supporting section is smaller than that of the first supporting section or the second supporting section. The second supporting section is provided with a concave area, so that the hardness of the second supporting section is smaller than that of the first supporting section, and bending of the second supporting section is facilitated. The hardness of the third supporting section is smaller than that of the first supporting section or the second supporting section, bending of the third supporting section is facilitated, attaching of the bent section and the cambered surface section is facilitated, and the problem that the supporting plate and the display module are prone to falling off is solved.

An electronic device may include an input button assembly including an input member positioned along a side exterior surface of a housing component and defining a first input region proximate a first end of the input member and a second input region proximate a second end of the input member, the input member configured to receive a user input. The input button assembly may further include a beam structure at least partially within the enclosure and coupled to the input member, the beam structure configured to be deflected as a result of the user input, a first strain sensing element at a first location of the beam structure, and a second strain sensing element at a second location of the beam structure.

The embodiment of the invention discloses a vehicle-mounted charger and a new energy vehicle, the vehicle-mounted charger comprises a shell and a cooling flow channel which is of a rotary structure and is arranged in the middle position in the height direction of the shell, and the cooling flow channel is arranged in the position, close to the middle position, in the height direction of the shell; the shell is divided into two areas with a first containing space and a second containing space by the cooling flow channel in the middle, and the cooling flow channel comprises a first flow channel arranged close to the first containing space and a third flow channel arranged close to the second containing space. According to the vehicle-mounted charger, the first containing space and the second containing space in the shell are both provided with the flow channels for providing the heat dissipation function for the electronic elements, so that all key electronic elements can be fully cooled, the power density of the whole vehicle-mounted charger is improved, further, the cooling flow channels are designed into a double-layer three-dimensional backflow mode, and the cooling efficiency is improved. The inner space of the shell is basically covered, more heat can be taken away, and the heat exchange efficiency is higher.

A SiC three-phase bridge drive circuit module and circuit based on SIP technology relate to the technical field of integrated circuits, and the SiC three-phase bridge drive circuit module comprises a SiC three-phase bridge drive circuit, a metal heat dissipation plate, a metal cover plate, an insulating shell, a lower substrate and an upper substrate. The SiC three-phase bridge driving circuit comprises a power conversion circuit, a four-channel isolation power supply, a six-path SiC MOSFET driving circuit and a SiC MOSFET three-phase full-bridge power module, the SiC MOSFET three-phase full-bridge power module is arranged on the lower substrate, and the power conversion circuit, the four-channel isolation power supply and the six-path SiC MOSFET driving circuit are arranged on the upper substrate. According to the invention, a systematic packaging SIP technology is adopted, an active chip and a passive device are packaged in the same module, a rear stage can directly drive a high-voltage three-phase brushless direct current motor, and miniaturization, modularization and light weight of SiC MOSFET driving are realized.

A digital image transmitter includes a wavelength division multiplexer and demultiplexer, a printed circuit board (PCB) unit connected to the wavelength division multiplexer and demultiplexer, a first housing accommodating the wavelength division multiplexer and demultiplexer and the PCB unit, and a second housing covering the first housing, wherein a contact body is arranged between the wavelength division multiplexer and demultiplexer and the first housing, and each of the wavelength division multiplexer and demultiplexer and the first housing contacts the contact body.

The utility model discloses an electronic equipment shell, electronic equipment and a control cabinet, and relates to the field of control equipment, the electronic equipment shell is provided with an installation part, a wiring port and an accommodating cavity for accommodating the electronic equipment, the installation part is located on the back of the shell, and the installation part is used for being detachably connected with the control cabinet; the wiring port is communicated with the accommodating cavity; the wiring port is at least positioned on one of the top surface and the bottom surface of the shell; one end of the wiring port extends towards the mounting part, and the other opposite end of the wiring port extends towards the direction far away from the mounting part; the wiring port can accommodate a plurality of elements arranged in the extending direction of the wiring port, and the width of the back face of the shell is smaller than the length of the wiring port in the extending direction. According to the electronic equipment shell, the space utilization rate of the control cabinet can be improved, and the control cabinet can achieve more functions at low cost in the same space.

The utility model provides an electronic device which comprises a first structural member and a second structural member, the first structural member comprises a first metal matrix, the second structural member comprises a second metal matrix and a decoration layer arranged on one side of the second metal matrix, and the first metal matrix is electrically connected with the second metal matrix. The corrosion potential of the first metal matrix is lower than that of the second metal matrix; an insulating layer is further arranged on the side, away from the second metal base body, of the decorative layer, the insulating layer is a transparent or semitransparent layer, and the impedance of the insulating layer is larger than or equal to 2000 ohms. The insulating layer is arranged on the decorative layer on the second metal matrix with high corrosion potential, so that a potential difference caused by a closed loop formed between the metal matrixes with different chemical activities can be prevented in a sweat environment or a salt mist environment, and the probability of electrocorrosion of the first metal matrix with low corrosion potential is further reduced; and the long-term use requirement of the electronic equipment is well met.

A digital power conversion system is described with a control system, power system, DC bus system, and AC bus system housed in a case. The user-programmable control system outputs pulse-width modulated (PWM) signals and input / output (I / O) signals. The power system uses these PWM signals to drive integrated power transistors to achieve a variety of power conversion functions. The DC bus system includes positive and negative DC buses accessible via positive and negative DC terminals and is connected to the power system, while the AC bus system comprises AC buses accessible via AC terminals and is also connected to the power system. The system provides an efficient and integrated power electronics platform at its rated ranges by harnessing digital power conversion and other techniques.

An electronic device may include an input button assembly including an input member positioned along a side exterior surface of a housing component and defining a first input region proximate a first end of the input member and a second input region proximate a second end of the input member, the input member configured to receive a user input. The input button assembly may further include a beam structure at least partially within the enclosure and coupled to the input member, the beam structure configured to be deflected as a result of the user input, a first strain sensing element at a first location of the beam structure, and a second strain sensing element at a second location of the beam structure.

The invention belongs to the technical field of controller heat dissipation, and relates to a heat dissipation aluminum shell for a fan controller with a rapid heat dissipation function, which comprises a shell provided with a motor and a sensor which are arranged in the shell; the ventilation hole is formed in one side of the shell and used for sucking air to dissipate heat; the moving grooves are axially and symmetrically formed in the two sides of the ventilation hole; the filter plate is slidably arranged in the moving groove, and a plurality of filter holes are formed in the surface of the filter plate; the fixing frames are axially and symmetrically mounted at the two ends of the shell, and spaces are formed in the fixing frames and communicate with the moving grooves; the cleaning assembly is arranged in the fixed frame and is used for cleaning the filter plate; and the synchronous assembly is arranged in the fixed frame and can enable the cleaning assembly and the filter plate to synchronously move after being aligned. According to the heat dissipation aluminum shell for the fan controller, multiple times of deep cleaning of the filter holes is achieved through cooperation of the moving plates, the moving rods, the reset springs, the wave grooves and other parts, and the cleanliness of the filter holes is guaranteed.

The invention provides a magnesium alloy, a magnesium alloy shell and electronic equipment. The magnesium alloy comprises the following components in percentage by weight: 2.5%-4.5% of aluminum, 0.5%-1.0% of zinc, 0.2%-0.8% of manganese, 0.01%-1.0% of titanium, 0.01%-0.5% of antimony and the balance of magnesium, additive elements and inevitable impurities, the additive element is a lanthanum-cerium mixed element, and the total weight percentage of the lanthanum element and the cerium element is 0.5%-1.5%. The magnesium alloy can be applied to a magnesium alloy shell, a small amount of low-price mixed rare earth (La / Ce) is added into an alloy of an Mg-Al-Zn system with the low Al content, the refining effect of trace Ti and Sb elements is matched, the corrosion resistance of the magnesium alloy can be greatly improved, meanwhile, the use amount of the rare earth element and the aluminum element is reduced, the manufacturing cost is reduced, and the service life of the magnesium alloy is prolonged. The method is suitable for mass production of electronic products.

The vehicle-mounted domain controller structure comprises a metal frame, a heat dissipation module, a top cover assembly and a bottom cover, a first installation cavity and a second installation cavity are integrally formed in the metal frame, and the two installation cavities are physically isolated through a continuous metal partition plate; a high-speed signal board is fixedly mounted in the first mounting cavity, and a main control board is fixedly mounted in the second mounting cavity; and the plate surface of the continuous metal partition plate is respectively parallel to the mounting plane of the high-speed signal plate and the mounting plane of the main control plate. According to the vehicle-mounted domain controller structure provided by the invention, through rigid physical separation and continuous electromagnetic shielding, effective isolation of a high-speed signal circuit and a high-power main control circuit in a physical space and an electromagnetic environment is fundamentally realized, and an inter-board coupling noise path is thoroughly blocked; and the signal integrity, the electromagnetic compatibility, the thermal management efficiency and the long-term reliability of the whole system are obviously improved.

The present application relates to the field of heat dissipation technology, and in particular to a solid-state temperature averaging plate, its preparation method, and electronic components. It is used to solve the problem in related technologies that the metal shell is easily damaged during the preparation process, which is not conducive to improving the yield of temperature averaging plate production. A solid-state temperature averaging plate comprises: a heat conducting plate, the material of the heat conducting plate is a graphene metal composite material; a metal shell, the metal shell is coated on the outside of the heat conducting plate, and is in close contact with or welded to the heat conducting plate; along the thickness direction of the heat conducting plate, the metal shell includes a top shell and a bottom shell located on both sides of the thickness direction of the heat conducting plate, the heat conducting plate is provided with a plurality of first through holes along its thickness direction, a plurality of metal columns are provided in the metal shell, each metal column is correspondingly passed through a first through hole, and the two ends of each metal column are respectively connected to the top shell and the bottom shell. The present application is used to prepare a solid-state temperature averaging plate.

The invention provides a TiB2-Al-Ce-La-Fe alloy with high elongation and high thermal conductivity and a preparation method and application of the TiB2-Al-Ce-La-Fe alloy. According to the TiB2-Al-Ce-La-Fe alloy, the mass fraction of Ce is 4%-5%; the mass fraction of the Fe element is 0.3%-0.5%; the mass fraction of the element La is 1.2%-1.7%; the mass fraction of the TiB2 is 0.01%-0.1%. The preparation method of the TiB2-Al-Ce-La-Fe alloy comprises the following steps: smelting raw materials in a well type smelting resistance furnace, adding an Al-TiB2 intermediate alloy, and casting the obtained melt into a mold, so as to obtain the TiB2-Al-Ce-La-Fe alloy. The TiB2-Al-Ce-La-Fe alloy with the high elongation rate and the high thermal conductivity is good in thermal conductivity, and the thermal conductivity of the alloy ranges from 202.96 W / (m.K) to 209.27 W / (m.K); the mechanical property is excellent, and the ductility is 23.8-31%.

A system and method for relocating branch circuit electrical cables which enter an existing electrical enclosure, and for which additional cable length is unavailable, to a novel enclosure presenting cable entry points favorably positioned to receive the existing branch circuit cables without additional length required, and in a manner considered safe and repeatable for multiple branch circuit cables to be relocated at present or in the future.

The invention discloses a composite metal shell and a manufacturing method thereof. The manufacturing method of the composite metal shell comprises the following steps: providing a first metal base material; the first metal base material is subjected to hot forging machining to form a metal inner shell, the metal inner shell comprises a main body and a boss, and the boss protrudes from the main body; performing chemical micropore etching on the metal inner shell; a shell metal layer comprising second metal is formed on the side, provided with the boss, of the main body through die casting, and the boss is embedded in the shell metal layer; a groove is formed in the side, away from the boss, of the main body, and the groove penetrates through the main body and extends into the boss. In the composite metal shell provided by the invention, the groove can avoid the junction of the metal inner shell and the metal layer of the outer shell, so that a chemical film with uniform thickness can be formed on the inner wall of the groove in a chemical process, the composite metal shell can be effectively protected, and the probability of corrosion at the groove is reduced.

The invention discloses an anti-interference mounting structure of an inductive sensor, and aims to solve the technical problems of insufficient mounting space and limited application scene caused by high requirement on interference-free distance of peripheral metal of the conventional TURCKNI100U-K90SR-VP4X2 type inductive sensor, the structure comprises a metal protection box, an electromagnetic shielding assembly and a sensor body; the electromagnetic shielding assembly comprises two electromagnetic shielding films with the size of 25 * 10 * 0.5 mm, and the two electromagnetic shielding films are attached to the two sides of the upper portion of the sensor body respectively. The top of the metal protection box is provided with a non-transparent anti-aging plastic cover plate, one end is provided with a through hole for wire connection, the inner wall of the bottom is provided with a sensor mounting blind hole, and the outer wall is provided with an equipment fixing guide hole. The metal interference-free distance around the sensor is shortened to 18.5 mm through local electromagnetic shielding, meanwhile, it is guaranteed that the detection distance of the sensor in the vertical direction is not attenuated, sealing protection of the sensor is achieved through the protection box, the application scene of the high-detection-distance inductive sensor is remarkably expanded, and the high-detection-distance inductive sensor is particularly suitable for mechanical equipment in a narrow space.

An electronic device component including a thermoset composite material is described herein. The electronic device component may be a structural component of the housing and define an exterior surface of the housing. The electronic device component may also be transparent to radio-frequency signals.

The invention discloses terminal equipment, a manufacturing method and device of a structural component of the terminal equipment and a computer readable storage medium, and relates to the technical field of terminal equipment. The manufacturing method comprises the steps that an integrated structure of a multi-layer material is manufactured through a stirring friction additive process, then the integrated structure is subjected to blanking treatment to obtain at least one structural sub-part, then the structural sub-parts are connected to form the structural part, and the structural part is conveniently used for manufacturing the terminal equipment. Through the steps, the manufacturing cost of the structure can be reduced, the structure is not limited by a mold, an integrated structure of multiple layers of materials is formed according to needs, the interface between the multiple layers of materials has high connection strength, and the production stability is improved; and the structural sub-component comprising at least one part of the frame and at least one part of the middle plate can be manufactured as required, and the structural sub-component forms the structural component, so that the production efficiency is improved.

A mount for housing a sensor includes a housing, a lid, and a biasing means. The housing has a base plate and a plurality of side walls extending from the base plate to form a cavity to hold the sensor. The base plate couples the mount with a surface. The lid couples with a first side wall of the plurality of side walls and includes a through hole. A gap is formed between a portion of the lid and a second side wall of the plurality of side walls when the lid is coupled with the second side wall. The gap and the through hole are configured to permit transmission of data from the sensor and the mount. The biasing means extends from a bottom surface of the lid toward the base plate. The biasing means biases the sensor against the base plate in a longitudinal and lateral directions.

An electronic control device includes a non-conductive resin housing; a circuit board; a metal housing; a waterproof seal material; and a conductive adhesive. The circuit board has a circuit ground (GND pattern), and is held by the resin housing. The metal housing covers the circuit board and is attached to the resin housing. The waterproof seal material seals and waterproofs the resin housing and the metal housing. The conductive adhesive is in contact with the metal housing and the circuit ground, and electrically connects the metal housing to the circuit ground at a plurality of points.

The invention provides a preparation method of a shell, the shell and electronic equipment, and the preparation method of the shell comprises the steps that a metal casting is provided, the metal casting comprises a metal base body and a metal outer surface layer, the metal outer surface layer is located on the outer side of the metal base body and is adjacent to the metal base body, and holes are formed in the metal outer surface layer; and performing thermal deformation forging on the part, deviating from the metal matrix, of the metal outer surface layer to obtain the metal compact layer. The shell obtained through the preparation method does not need to be filled with materials, and the surface consistency of the shell is good.

The invention relates to the technical field of gas purification, and discloses a purifier positive pressure purging explosion-proof control method, which comprises the following steps: S10, system initialization and parameter setting: presetting a pressure threshold value, a flow threshold value and a multi-stage control mode through a control unit, the multi-stage control mode at least comprises three modes of quick boosting in a starting stage, pressure fine adjustment in a stable stage and pressure slow release in a shutdown stage; and S20, real-time pressure and flow detection is conducted, specifically, a pressure detection unit collects the internal pressure of the purifier cavity through a detection port and collects the external atmospheric pressure through a reference port, the actual positive pressure value of the cavity is obtained through calculation, and a flow detection unit synchronously monitors flow data of an air inlet pipeline. The positive pressure purging explosion-proof control method for the purifier aims at solving the problems that an existing positive pressure purging explosion-proof control system is insufficient in adaptability under complex working conditions, low in pressure control precision, high in energy efficiency loss and weak in safety redundancy.

The present disclosure relates to an electronic rack and mounting chassis including: a front chassis member; a rear chassis member; a plurality of elongate chassis members extending in a front-to-rear direction and connecting the front and rear chassis members, wherein each of the front and rear chassis members comprises two opposing horizontal sections, two opposing vertical side sections and four corner sections, each of the four corner sections connecting a respective one of the horizontal sections to an adjacent one of the vertical side sections to form a looped structure, wherein each of the front and rear chassis members comprises one or more folded elements being folded to define the four corner sections, and wherein each of the front and rear chassis members further comprises at least one joint at which respective ends of the one or more folded elements are connected to form the looped structure, the or each joint being formed in one of the vertical and horizontal sections so as to be remote from each corner section. The disclosure also relates to a container comprising the chassis.

The utility model discloses a circuit board insulation packaging body which comprises a semi-closed metal shell and a metal heat dissipation body, two sides of the metal shell are provided with fixing lugs, two ends of the metal shell are both provided with installation pieces, the metal shell is provided with an accommodating cavity, the accommodating cavity can accommodate a circuit board, and the metal heat dissipation body and the circuit board are fixedly assembled through bolts. The metal heat dissipation body abuts against one side of the circuit board, an electrical insulation spacer is arranged between the other side of the circuit board and the metal shell, heat conduction insulation colloid is filled among the circuit board, the metal heat dissipation body, the electrical insulation spacer and the containing cavity in a sealed mode, and the fixing lugs can bend towards the heat conduction insulation colloid. And the fixing lugs can be inserted into the heat-conducting insulating rubber body until the fixing lugs can abut against the heat-conducting insulating rubber body or the fixing lugs can be inserted into the heat-conducting insulating rubber body, so that a mutual limiting trend is formed. The circuit board is prevented from being damaged due to shaking and impact, the circuit board is prevented from breaking down due to moisture of attached water drops, and the heat dissipation effect of the circuit board is improved.

A mobile phone may include an enclosure including a housing component and a front cover coupled to the housing component and defining a front exterior surface of the mobile phone. The mobile phone may further include a display positioned below the front cover and a sensor module positioned below a front-facing sensor region of the front cover and including a biometric sensing system. The biometric sensing system may include a first lens, a light emitter positioned below the first lens and configured to emit light onto an object, a second lens, and a light sensor below the second lens and configured to capture an image of the object. The sensor module may further include a proximity sensing system positioned between the first lens of the biometric sensing system and the second lens of the biometric sensing system.

The embodiment of the invention provides a shell and electronic equipment, and relates to the technical field of electronic equipment shells. The shell comprises a metal appearance piece and a protective lamination layer, and the protective lamination layer covers the surface of the metal appearance piece. The protection lamination layer comprises an insulation protection layer and a wear-resistant protection layer which are laminated, and the wear-resistant protection layer is located on the side, away from the metal appearance part, of the insulation protection layer. The protective laminated layer comprises the insulating protective layer, so that the risk that the metal appearance piece and other metal parts are corroded and damaged due to primary battery reaction generated when the metal appearance piece is in contact with the other metal parts made of different materials from the metal appearance piece can be reduced. On the basis, the protective laminated layer further comprises a wear-resistant protective layer, so that the protective laminated layer not only can play a role in insulation, but also can play a role in wear resistance and scratch prevention, and the protective effect of the protective laminated layer on the metal exterior part is improved. In addition, the wear-resistant protection layer can protect the insulation protection layer, and the risk of damage to the insulation protection layer is reduced.

The utility model discloses a forward high-temperature switching power supply, which comprises a master control circuit module, a feedback loop module, a transformer module and a rectifier filter module, the master control circuit module is respectively connected with the feedback loop module and the transformer module, the transformer module is connected with the rectifier filter module, and the rectifier filter module is connected with the feedback loop module. The main control circuit module collects a voltage signal of the transformer module, the feedback loop module transmits a feedback signal to the main control circuit module, and the main control circuit module receives the feedback signal transmitted by the feedback loop module; the main control circuit module controls the power supply to output stable voltage and current based on the voltage signal and the feedback signal.