33results about How to "Large layout space" patented technology

In a manufacturing method of a package carrier, a substrate having an upper surface, a lower surface, and an opening communicating the two surfaces is provided. An electronic device is disposed inside the opening. A first insulation layer and a superimposed first metal layer are laminated on the upper surface; a second insulation layer and a superimposed second metal layer are laminated on the lower surface. The opening is filled with the first and second insulation layers. First blind holes, second blind holes, and a heat-dissipation channel are formed. A third metal layer is formed on the first and second blind holes and an inner wall of the heat-dissipation channel. A heat-conducting device is disposed inside the heat-dissipation channel and fixed into the heat-dissipation channel via an insulation material. The first and second metal layers are patterned to form a first patterned metal layer and a second patterned metal layer.

A chip package structure including a substrate, a circuit layer, a solder mask, a chip, and an encapsulant is provided. The circuit layer is disposed on the substrate and includes two traces and a dummy trace. The dummy trace is disposed between the traces. The solder mask covers the circuit layer and the substrate. The chip is disposed on the solder mask and electrically connected to the traces. The encapsulant covers the solder mask and wraps the chip. The traces and the dummy trace extend from the inside of the area covered by the encapsulant to the outside of the area covered by the encapsulant. Because the dummy trace is used in the chip package structure, it can be avoided that the traces is pulled apart when the redundant encapsulant is removed after the encapsulant is formed.

The invention provides a multi-size multi-power platform vehicle body front wall floor structure, a multi-power multi-size platform vehicle body structure and a multi-power multi-size series platformvehicle. The power types comprise pure electricity, hybrid power and fuel oil. A middle floor, a seat cross beam and a threshold beam inner plate are shared. A front wall under-floor structure is configured according to requirements of a power energy storage and dissipation system. The floor is tiled, and the seat cross beam is communicated left and right. A front wall curved surface of the pure electricity type is flat and smooth, a front wall lower cross beam communicated in a left and right mode is arranged below the plate and hard points are additionally installed and hung. In order to avoid the exhaust system, the middle of the front wall of the hybrid type protrudes backwards, a floor longitudinal beam is in lap joint with a longitudinal beam and extends inwards and backwards, the torque box cover plate is supplemented, and the area is integrated to share hard points. And the fuel oil plate supplements a seat cross beam below the floor. The seat cross beam and the B column can move forwards and backwards, a torque box cover plate is supplemented, and shared hard points of the area are integrated. According to the fuel oil type, a seat cross beam under a floor is supplemented.The seat cross beam and a B column can move back and forth in a middle uniform-section area, so that the man-machine requirements of high-low vehicles and large and small vehicles for the driving position are met. Meanwhile, the floor and the doorsill beam can extend, retract or increase or decrease structures with uniform sections to increase or decrease the size of the passenger compartment, and one or more rows of seat cross beams can be additionally arranged on the extended vehicle body to increase the riding positions.

A programmable memory write protection method and system is proposed, which is designed for use with a computer platform equipped with a programmable memory unit such as a flash memory unit for providing the flash memory unit with a write protection function, and which is characterized by the utilization of identification code to check whether a client unit is authorized to gain access to a flash memory unit; if YES, the write request from the client unit is allowed, and whereas if NO, the write request from the client unit is disallowed. This feature can help protect the BIOS program stored in flash memory against hackers and virus programs without having to utilize the dual BIOS method that would require large layout space on circuit board to implement and also allows authorized upgrade to the BIOS program to be more convenient and efficient to implement than prior art.

The invention relates to the field of electric motor driving and new energy commercial vehicles, in particular to an electric semi-trailer with electric driving axles. The electric semi-trailer with the electric driving axle comprises a head, a first battery, a second battery, a third battery, a semi-trailer carriage, electric driving axles and suspensions, wherein the first battery is mounted on the head; the second battery is mounted at the bottom of the head; the third battery is mounted at the bottom of the semi-trailer carriage; and the two electric driving axles are respectively arranged under the head and the semi-trailer carriage through the suspensions. According to the invention, the electric semi-trailer with the electric driving axles are dragged through the electric vehicle head and the number of the electric driving axles of the electric semi-trailer can be changed according to different deadweight capacities; the loading qualities of an electric truck and an electric logistics vehicle can be greatly improved; and meanwhile, the driving range of the electric truck can be also greatly increased.

The invention relates to the technical field of automobiles, in particular to a multi-link rear suspension, a vehicle axle assembly and a vehicle. The multi-link rear suspension, the vehicle axle assembly and the vehicle aim to solve the problems of complex structure and large occupied chassis space of existing multi-link suspensions. To solve the problems, the multi-link rear suspension comprisesa damping mechanism, an elastic mechanism and a link assembly, wherein the link assembly comprises a first control arm, the two ends of the first control arm are connected with a steering knuckle andan auxiliary frame separately, the two ends of the damping mechanism are separately connected with the steering knuckle and a vehicle body, and the two ends of the elastic mechanism are separately connected with the first control arm and the vehicle body. A shaft hole allowing a wheel shaft of wheels to penetrate through is formed in the steering knuckle, the damping mechanism is located on one side of the shaft hole in the length direction of the vehicle, and the elastic mechanism is located on the other side of the shaft hole in the length direction. According to the multi-link rear suspension, the structure complexity of the multi-link rear suspension is greatly reduced, and the occupied space of the multi-link rear suspension is reduced.

In a manufacturing method of a package carrier, a substrate having an upper surface, a lower surface, and an opening communicating the two surfaces is provided. An electronic device is disposed inside the opening. A first insulation layer and a superimposed first metal layer are laminated on the upper surface; a second insulation layer and a superimposed second metal layer are laminated on the lower surface. The opening is filled with the first and second insulation layers. First blind holes, second blind holes, and a heat-dissipation channel are formed. A third metal layer is formed on the first and second blind holes and an inner wall of the heat-dissipation channel. A heat-conducting device is disposed inside the heat-dissipation channel and fixed into the heat-dissipation channel via an insulation material. The first and second metal layers are patterned to form a first patterned metal layer and a second patterned metal layer.

The invention provides a wall type shear damper embedded part and a construction method thereof. The wall type shear damper embedded part is used for solving the problem that an existing embedded partis low in bearing capacity and too large in size. The wall type shear damper embedded part comprises a transversely and horizontally arranged anchor plate, embedded profile steel and a plurality of transverse studs. The anchor plate is fixedly arranged at one end of the embedded profile steel, two rows of bolt holes for allowing shear dampers to be mounted are formed in the anchor plate, and theshear dampers can be mounted conveniently. The transverse studs are arranged on the embedded profile steel, and stress is mainly borne by the embedded profile steel and the transverse studs. The embedded profile steel bears shear force and bending moment transmitted by the shear dampers, the ends of the embedded profile steel bear pressure, and the transverse studs resist shear and are anchored toa concrete wall. Large bearing force can be provided for the wall type shear damper embedded part, the shear dampers, the embedded part and the connecting wall form a firm energy eliminator structure, and it is ensured that the shear dampers can fully exert dissipation capacity.

A manufacturing method of a circuit board structure is described as follows. An inner circuit structure including a core layer having an upper and an opposite lower surface, a first patterned circuit layer disposed on the upper surface and a second patterned circuit layer disposed on the lower surface is provided. An insulating material layer is formed on a portion of the first patterned circuit layer. A laser resisting layer is formed on at least a portion of the insulating material layer. A release layer is adhered to the laser resisting layer. A build-up process is performed so as to laminate a first and a second build-up circuit structures on the first and the second patterned circuit layers, respectively. A laser ablation process is performed on the first build-up circuit structure so as to form a cavity at least exposing a portion of the upper surface of the core layer.

The invention discloses a power battery module and liquid cooling system integrated structure. The power battery module and liquid cooling system integrated structure comprises a battery module and amodule frame. The battery module is composed of a plurality of single battery cells arranged in parallel, and the battery module is placed in the module frame. The module frame is provided with a cooling cavity, a liquid inlet and a liquid outlet are formed in the outer wall of the module frame, and the liquid inlet and the liquid outlet communicate with the cooling cavity. The liquid inlet and the liquid outlet are provided with flow guide blocks which are in a cone shape, and the cone tip of the flow guide blocks are arranged outwards. The power battery module and liquid cooling system integrated structure has simple structure and good cooling effect.

An electronic device includes a display device and a base unit including a casing, a circuit board and a system connector. The system connector includes a system input terminal, a system positive terminal, a system negative terminal, system positive lines, system negative lines and a system detection line. The system input terminal is disposed corresponding to an opening of the casing, and the system positive terminal and the system negative terminal are electrically connected to the circuit board. The system positive lines are connected between the system input terminal and the system positive terminal, and the system negative lines and the system detection line are connected between the system input terminal and the system negative terminal. The system input terminal, the system positive terminal and the system negative terminal are non-overlapping in their orthographic projections on the casing.

The invention relates to the technical field of a bionic robot, specifically relates to a robot finger device, which can solve the problems of small grabbing range and poor applicability of the robotfinger device in the prior art. The robot finger device comprises a base, a first finger segment hinged on the base around a proximal joint axis and a second finger segment hinged on the first fingersegment around a distal joint axis, wherein the second finger segment is fixed on a second finger segment connecting rod hinged with the distal joint axis; the arrangement direction of the base, the first finger segment and the second finger segment in an initial state is vertical; the first finger segment is provided with a guide sliding base which is guided to move along a direction crossing thevertical direction; the guide sliding base is hinged with the a connecting rod and a variable coupling connecting rod; the first finger segment is provided with a grabbing connecting rod, the grabbing connecting rod is provided with a grabbing end for grabbing articles and a variable coupling end hinged with the variable coupling connecting rod, the variable coupling connecting rod is positionedat one side of the grabbing connecting rod back to the grabbing direction of the robot finger device, and the hinge point of the grabbing connecting rod and the first finger segment is positioned between two ends of the grabbing connecting rod.

Provides a semiconductor device that can separate components easily. Gate electrode 42 is formed only within component forming region 32, and gate electrode 42 and aluminum wiring 48 are connected in component forming region 32. Therefore, there is almost no inversion of the surface of the semiconductor substrate 36 that is under field oxide film 38 due to the voltage of the concerned connection area and gate electrode 42. Also, there is interlayer film 44 between aluminum wiring 48 and field oxide film 38, so there is almost no inversion of the surface of the semiconductor substrate 36 that is under field oxide film 38 due to the voltage of aluminum wiring 48. Therefore, it is possible to separate components without increasing overall length L1 of field oxide film 38, increasing the film thickness of field oxide film 38, or increasing the concentration of channel stop ions implanted into the surface of the semiconductor substrate 36 that is under field oxide film 38.

The invention discloses an air cylinder head cover, which comprises a head cover at the intake side and a head cover at the exhaust side, wherein the head cover at the intake side is provided with a first containing hole for containing an oil pressure control valve at the intake side, the head cover at the exhaust side is provided with a second containing hole for containing an oil pressure control valve at the exhaust side, the air cylinder head cover is provided with an oil inlet passage, the oil inlet passage is respectively communicated with the first containing hole and the second containing hole, the head cover at the intake side is provided with an intake advanced oil outlet passage and an intake delayed oil outlet passage which are communicated with the first containing hole and a VVT (variable valve timing) device at the intake side, and the head cover at the exhaust side is provided with an exhaust advanced oil outlet passage and an exhaust delayed oil outlet passage which are communicated with the second containing hole and a VVT device at the exhaust side. The air cylinder head cover has the advantage that the oil pressure control valve and an oil path communicated with the same are arranged on the air cylinder head cover, so the installation and detachment of the oil pressure control valve are convenient, the layout of the engine is more reasonable, the structure is more compact, and the size is reduced. The invention also discloses the engine using the air cylinder head cover.

The invention relates to the technical field of automobile manufacturing, in particular to an interior structure with an in-vehicle atmosphere adjusting function and a vehicle. The light source structure is used for projecting light to the automobile interior skin; the automobile interior skin comprises a first projection area and a second projection area, the surface roughness of the first projection area is different from that of the second projection area, and the light reflectivity of the skin surface of the first projection area is larger than that of the skin surface of the second projection area. The projection direction of the light source structure is matched with the first projection area. The light source structure is associated with the automobile interior skin, the light is projected to the automobile interior skin through the light source structure, the reflectivity of the surface light of the automobile interior skin is different by changing the surface roughness of the automobile interior skin, and therefore the three-dimensional atmosphere feeling of the automobile interior trim is achieved.

The invention provides a battery module. The battery module comprises a plurality of cells for providing electric energy, a plurality of cell positioning parts for positioning and installing the cells, cooling plate parts for providing cold energy as well as a heat conducting film, wherein the heat conducting film comprises a plurality of heat absorption zones and a plurality of transition zones, each heat absorption zone makes contact with at least one surface of the corresponding cell and absorbs heat from the cell, and the transition zones are connected between the heat absorption zones respectively; heat of the heat conducting film is conducted to the cooling plate parts. According to the battery module, one heat conducting film is arranged between the plurality of cells and the heat absorption zones are connected in series by means of the transition zones of the heat conducting film, so that the heat absorbed by the whole heat conducting film is conducted to the cooling plate parts, the cells are well cooled, too large cooling structure arranging space is not needed, and the overall occupation space of the battery module can be saved.

The invention relates to an integrated aircraft fuselage with a skin antenna, and belongs to the field of radar platform load integrated design. The aircraft fuselage comprises a left fuselage side wall mechanism, a right fuselage side wall mechanism, a fuselage top wall plate and a fuselage bottom wall plate; the two sidefuselage mechanisms have the same structure; each fuselage side wall mechanism is formed by transversely arranging and connecting a plurality of machine body side wall units; and each fuselage side wall unit comprises a fuselage frame composed of a pair of rod-shaped fuselage frame edges, an upper truss girder and a lower truss girder, a fuselage outer mask is arranged on the outer side face of the fuselage frame, two antenna unit sets are evenly distributed on the inner side face of the fuselage frame, and each antenna unit set comprises three or more antenna units. An integrated skin antenna array surface conformal with the fuselage is formed; and the plurality of antenna unit groups are electrically connected through connecting ribs, upper trussed beams and lower trussed beams to form an antenna array plane. The antenna array plane does not need extra supporting structures such as a hanging bin, a disc and a balance beam, and the load weight can be reduced by about 12%.

The invention belongs to the technical field of plant lamps, and discloses a plant fan lamp. Comprising a fan assembly and a lamp panel assembly. The fan assembly comprises a fan, and the fan is used for promoting air circulation. The lamp panel assembly comprises a first mounting plate and second mounting plates, the fan is connected to the first mounting plate, each second mounting plate comprises a plurality of frame structures which are sequentially arranged at intervals in a sleeving mode, and the second mounting plates are arranged around the first mounting plate and fixedly connected with the first mounting plate; and illuminating lamps are arranged on the plate surface of the first mounting plate and the plate surface of the second mounting plate. The plant fan lamp has the advantage of being light in weight and can provide a larger lighting area.

A chip package structure including a substrate, a circuit layer, a solder mask, a chip, and an encapsulant is provided. The circuit layer is disposed on the substrate and includes two traces and a dummy trace. The dummy trace is disposed between the traces. The solder mask covers the circuit layer and the substrate. The chip is disposed on the solder mask and electrically connected to the traces. The encapsulant covers the solder mask and wraps the chip. The traces and the dummy trace extend from the inside of the area covered by the encapsulant to the outside of the area covered by the encapsulant. Because the dummy trace is used in the chip package structure, it can be avoided that the traces is pulled apart when the redundant encapsulant is removed after the encapsulant is formed.

The invention discloses an integrated structure of a power battery module and a liquid cooling system, which includes a battery module and a module frame. In the group frame, a cooling chamber is provided in the module frame, and a liquid inlet and a liquid outlet are provided on the outer wall of the module frame, and the liquid inlet and the liquid outlet are connected with the cooling chamber; the liquid inlet A diversion block is arranged in the liquid outlet and the liquid outlet, the diversion block is conical, and the cone tip of the diversion block is set outward. The invention has simple structure and good cooling effect.

The invention discloses a 40 G or 100 G optical assembly emitting end based on the wavelength division multiplexing technology. The optical assembly emitting end comprises a light receiving unit and a light emitting unit, and the light emitting unit comprises four laser emitting mechanisms with the rate of 10 G or 25 G. Output light of the laser emitting mechanisms is guided through the light-in side of the light receiving unit by means of two film filters in a transmission and / or reflection mode or a reflection and / or transmission mode, so that the light receiving unit and the light emitting unit form a light transmission scheme of the 40 G or 100 G optical assembly emitting end in space. By means of the 40 G or 100 G optical assembly emitting end based on the wavelength division multiplexing technology, each laser light-emitting diode can pass through the two wavelength division filters in the optical conduction process, then, the light loss of coupled light is made average, the flatness of input light of the light receiving unit is high, and it is guaranteed that performance parameters meet the same requirements of technologies adopting planer optical waveguides, gold wire bonding and the like.

The invention provides a crankcase ventilation mechanism and an engine. The crankcase ventilation mechanism comprises a valve chamber cover cap and a cylinder cover, wherein the valve chamber cover cap is provided with a first inner cavity and a second inner cavity which are isolated from each other, a first air inlet used for communicating with a crankcase and a second air inlet used for communicating with the crankcase, the first air inlet communicates with the first inner cavity, and the second air inlet communicates with the second inner cavity; and the cylinder cover is connected with thevalve chamber cover cap and provided with an air inlet flow channel and an air conveying flow channel, one end of the air inlet flow channel communicates with the first inner cavity, the other end ofthe air inlet flow channel is used for communicating with an air inlet channel of the cylinder cover, one end of the air conveying flow channel communicates with the second inner cavity, and the other end of the air conveying flow channel is used for communicating with a supercharger. According to the crankcase ventilation mechanism and the engine, a large amount of space occupied by an externalpipeline in the crankcase ventilation mechanism can be saved, lightweight design is achieved, and assembling can be completed conveniently and rapidly.

The present disclosure provides a crankcase ventilation mechanism and an engine. The crankcase ventilation mechanism includes: a valve chamber cover having a first inner chamber and a second inner chamber isolated from each other, and a first inlet for communicating with the crankcase. An air port and a second air inlet for communicating with the crankcase, the first air inlet communicates with the first inner chamber, and the second air inlet communicates with the second inner chamber; the cylinder head , which is connected to the valve chamber cover, has an intake air passage and an air delivery passage, one end of the intake air passage communicates with the first inner cavity, and the other end of the intake air passage is used for intake air with the cylinder head One end of the air delivery channel communicates with the second inner cavity, and the other end of the air delivery channel communicates with the supercharger. The present disclosure can save a large amount of space occupied by peripheral pipelines in the crankcase ventilation mechanism, realize lightweight design, and facilitate and quickly complete assembly.

The invention provides a heat exchanger, a charger cabinet using the same and a charger. The heat exchanger comprises a shell; the shell is internally provided with more than three heat conduction walls arranged side by side at intervals along a thickness direction; any adjacent two heat conduction walls is joined to form a heat conduction channel; heat conduction channels are divided into heat channels and cold channels; the heat channels and the cold channels are arranged alternatively along the arrangement direction of the heat conduction walls; the heat channel is provided with a heat channel air inlet and a heat channel air outlet in sealed match with the cabinet; the cold channel is provided with a cold channel inlet and a cold channel outlet independently from the heat channel; and the heat channel air inlet and the cold channel inlet are arranged on different surfaces. Air heat in the cabinet is absorbed by the heat conduction walls, the temperature of the air exhausted from the heat channel air outlet is greatly reduced, and thus, the inner part of the cabinet can be cooled. As the cold channels and the heat channels are arranged alternatively and independent mutually, the heat exchanger has a compact structure, the occupied space is small, the heat can be quickly transferred to the cold channels from the heat channels, the heat transfer efficiency is high, and the heat exchange effects are better.

The invention discloses an automobile driving / steering control system, and the system comprises a driving / steering integrated module used for driving or steering an automobile; a four-in-one control module which is connected with the driving / steering integrated module and used for controlling the driving / steering integrated module to drive or steer the automobile; a power storage battery which is connected with the four-in-one control module and used for providing electric energy within a first preset voltage range for the four-in-one control module; and a lead-acid battery which is connected with the four-in-one control module and is used for providing electric energy in a second preset voltage range for the four-in-one control module. By arranging the four-in-one control module, the internal space of the controller can be effectively utilized, the overall size and weight can be reduced as much as possible, meanwhile, a CAN network can be shared in the all-in-one controller, and the number of CAN channels can be effectively reduced, thereby reducing the complexity of the CAN network, achieving the stable control over driving and steering of the automobile, and reducing the overall weight of the automobile.

The invention discloses an electric pallet truck wire harness protection device and an electric pallet truck. The device comprises a wire harness protection mechanism for mounting of s traveling operation area harness. One end of the wire harness protection mechanism is connected with a steering sleeve on an operating handle of the traveling operation area, and the other end is connected with a steering damping mechanism. According to the device and the electric pallet truck, abrasion between the traveling operation area harness and a truck body or a rear cover is prevented due to the protection of the wire harness protection mechanism, and accordingly, the wire harness abrasion is reduced, the wire harness service life is prolonged, potential safety hazards are reduced, and the pallet truck usage safety is improved; the wire harness protection mechanism is connected with the steering sleeve and the steering damping mechanism simultaneously, so that by means of the wire harness protection mechanism, the spatial arrangement of the electric pallet truck steering unit position is facilitated, surplus space in the truck is increased effectively, and more arrangement space is provided for other systems in the truck.