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32results about How to "Solve technical problems that take up a lot of space" patented technology

Connecting device and electronic equipment

The invention discloses a connecting device and electronic equipment. The connecting device is used for connecting a first body with a second body of the electronic equipment, so that the first body can rotate corresponding to the second body. The connecting device comprises a first rotating shaft (21), a second rotating shaft (22), a third rotating shaft (23), a fourth rotating shaft (24), a first transmission component and a second transmission component arranged in parallel; and the connecting device can smoothly rotate according to a desired trajectory in the rotating process through all the components of the connecting device and the linkage relationship among all the components, so that the first body and the second body can smoothly rotate.
Owner:LENOVO (BEIJING) LTD

Multi-frequency slot antenna, terminal equipment and antenna design method

The invention relates to the technical field of electronic equipment, and particularly provides a multi-frequency slot antenna, terminal equipment and an antenna design method. The antenna is appliedto the terminal equipment, the terminal equipment comprises a metal shell, the antenna comprises: a gap formed in the metal shell, whereinthe gap is provided with a first end and a second end which are opposite in the length direction; afeed terminal which stretches across the gap and is located between the first end and the second end; and afirst capacitor which is arranged in the gap, whereinthetwo poles of the first capacitor are correspondingly connected to the two sides of the gap in the width direction respectively,the working frequency of the antenna comprises a multi-order resonant frequency, and the first capacitor is located at a position where the voltage values of the multi-order resonant frequency are not zero in the length direction. According to the antenna disclosed by theinvention, the effective electrical length of the slot antenna can be increased, and different resonant frequencies of the slot antenna can be adjusted according to the capacitance value of the position of the first capacitor, so that the adjusted resonant frequency falls within a required frequency range.
Owner:ANHUI HUAMI INFORMATION TECH CO LTD

Motor control method and device, seasoning machine and automatic cooker

The invention provides motor control method and device, a seasoning machine and an automatic cooker, wherein the method comprises the steps: acquiring the input quantity of a motor; calculating the angular velocity of the motor according to the input quantity, and calculating the discharging duration of the motor according to the angular speed and the expected discharging amount, wherein the motoris used for driving a quantitative discharging pump of a discharging device. According to the invention, the technical problem of large occupied space when a position sensor is used for assisting blanking in related technologies is solved.
Owner:ZHUHAI YOUTE SMART KITCHEN TECH CO LTD

Door opening mechanism suitable for carriage side door

The invention discloses a door opening mechanism suitable for a carriage side door. Both sides of the carriage are provided with column slots; the side door comprises an upper side door and a lower side door which is arranged at the bottom of the carriage; the door opening mechanism comprises a chain transmission mechanism and a four-bar mechanism arranged in each column slot; each chain transmission mechanism comprises a chain and an upper gear and a lower gear engaged with the chain, and the starting end of the chain is connected with the inner side of the lower side door; the starting end of the four-bar mechanism is hinged in the column slots and connected with the end of the chain through a fixed plate, and the chain bypasses the connecting position of the four-bar mechanism and the fixed plate and the upper gear; and a guide rail is arranged on the top of the carriage, and the end of the four-bar mechanism is matched with the guide rail in a slide mode. According to the door opening mechanism suitable for the carriage side door, the door is arranged on one side of the carriage to facilitate the removal of items inside the carriage and improve work efficiency; the side door is designed as an up and down opening type, the door opening mechanism is a combined type of the chain transmission mechanism and the four-bar mechanism, and the technical problem of large occupation space of the side door is solved.
Owner:驻马店广大鸿远车业有限公司

Thermal infrared imager variable power in-place mechanism and thermal infrared imager

The present invention relates to a thermal infrared imager variable power in-place mechanism and a thermal infrared imager. The thermal infrared imager variable power in-place mechanism comprises a pedestal and a field variable power frame being located in the pedestal and being capable of screwing in and out the pedestal in the back and forth direction; the pedestal is provided with a spacing adjustment knob capable of stop cooperating with the back and forth of the field variable power frame to perform spacing of the field variable power frame; the spacing adjustment knob is provided with at least one length of reducer with a gradually changed turning radius of an outer periphery; and the field variable power frame is subjected to variable power in place while being stop cooperating with the reducer. Compared with a setting extension spring structure in the prior art, the thermal infrared imager variable power in-place mechanism solves the technical problem that the occupation space of the thermal infrared imager variable power in-place mechanism is large in the prior art, a spacing adjustment knob is able to limit the degree of freedom of the rotation direction of a variable power frame, and the rotation of a reducer is able to realize non-limited variable power and continuous adjustment, so that the adjustment is more convenient and rapid.
Owner:LUOYANG INST OF ELECTRO OPTICAL EQUIP OF AVIC

Plug and electronic equipment provided with same

The embodiment of the invention discloses a plug and electronic equipment with the same, relating to the technical field of electronics and solving the problem that when the traditional electronic equipment provided with the plug is plugged in a slot of peripheral equipment, oversize space is occupied in a direction vertical to the surface of the peripheral equipment. When the head end of the plug is plugged in the slot of the peripheral equipment, the plug is in electric connection with the slot; the rear end of the plug is in electric connection with a main circuit board of the electronic equipment provided with the plug; the plug is also provided with a sliding structure and the sliding structure is combined with the electronic equipment provided with the plug; and the plug can slide relative to the shell of the electronic equipment through the sliding structure, and the head end of the plug can slide to a position extending out of the edge of the shell along a direction interlacing with a maximum extension direction of the shell through the sliding structure. The electronic equipment provided with the plug comprises the shell, the main circuit board positioned inside the shell and the plug disclosed in the embodiment. The invention is applied to the electronic equipment provided with plugs.
Owner:HUAWEI DEVICE CO LTD

Underground pipeline system

The invention relates to an underground pipeline system which comprises a pipeline and at least one walking rail set. The pipeline is buried underground, and a transport channel is formed in the pipeline. The walking rail set is fixed to the inner wall at the top of the pipeline and comprises two walking rails. The rail faces of the two walking rails are symmetrically and obliquely arranged. Wheels of a logistic transport vehicle roll on the rail faces of the walking rails. By the adoption of the underground pipeline system, goods can be transported underground, the space on the ground is released, and urban traffic congestion is relieved.
Owner:CRRC YANGTZE CO LTD

Interface identification circuit, interface identification method and intelligent terminal

The invention provides an interface identification circuit and method and an intelligent terminal. The interface identification circuit is applied to the intelligent terminal, the intelligent terminal comprises an interface with an identification pin, and the interface identification circuit comprises a pull-up circuit, a control circuit and a clamping circuit, wherein the pull-up circuit is electrically connected with the identification pin; the control circuit is used for detecting a target voltage of the identification pin of an interface when an external device is connected to the interface, and controlling the intelligent terminal to enter a working mode corresponding to the external device according to the target voltage; and the clamping circuit is used for clamping the voltage of the identification pin of the interface within a preset voltage rang. According to the present invention, the technical problem that an existing interface identification chip occupies a large space is solved.
Owner:SHENZHEN TRANSSION HLDG CO LTD

Silicon wafer adsorption unit and silicon wafer transmission device

The invention provides a silicon wafer adsorption unit and a silicon wafer transmission device and relates to the technical field of semiconductor manufacturing equipment, and the device is designed for solving the problem that an existing silicon wafer transmission device is large in occupied space. The silicon wafer adsorption unit comprises a stator assembly and a rotor assembly, the stator assembly comprises a base, and the base is provided with a guide part; the rotor assembly comprises a moving part and an adsorption head, the moving part and the guide part are matched in an inserted mode, and a circumferential limiting structure for limiting relative rotation of the moving part and the guide part is arranged between the moving part and the guide part; the adsorption head is fixed arranged on the moving part, the adsorption head and the moving part are arranged in the insertion direction of the moving part and the guide part. The silicon wafer transmission device comprises the silicon wafer adsorption unit. According to the silicon wafer adsorption unit and the silicon wafer transmission device provided by the invention, a rotation limiting structure arranged in the lateral direction of suction cups in a multi-suction-cup integrated structure in the prior art is omitted, so that the overall structure of the silicon wafer adsorption unit is compact.
Owner:BEIJING U PRECISION TECH

Satellite attitude control flywheel pair, satellite attitude control system and satellite

The invention belongs to the technical field of satellites, and particularly relates to a satellite attitude control flywheel pair, a satellite attitude control system comprising the satellite attitude control flywheel pair and a satellite comprising the satellite attitude control system. The satellite attitude controls the flywheel pair comprises a first flywheel body, a second flywheel body, a first driving device and a second driving device, wherein the first driving device is in transmission connection with the first flywheel body to drive the first flywheel body to rotate, the second driving device is in transmission connection with the second flywheel body to drive the second flywheel body to rotate, and the first flywheel body is arranged on the radial outer side of the second flywheel body. According to the satellite attitude control flywheel pair provided by the invention, the technical problems of large occupied space and disturbance caused by zero-crossing of the rotating speed of a flywheel pair in the prior art can be solved, the space occupied by the flywheel pair is reduced under the condition of ensuring the moment of inertia, and the satellite attitude control precision is improved.
Owner:北京微动航科技术有限公司

Delaying bin

The invention discloses a delaying bin and relates to the technical field of production equipment of electroacoustic products. The delaying bin comprises two accommodating cavities communicated side by side, wherein the two accommodating cavities are provided with multiple trays in a vertical superposition mode, products are arranged on the trays, and the trays sequentially move in the product accommodating cavities in the clockwise direction or anticlockwise direction. Transverse moving mechanisms are installed on the inner sides of the product accommodating cavities. Upper top plates are installed at the bottoms of the two accommodating cavities. Bearing mechanisms are oppositely arranged on two sides of each tray moving from top to bottom of the accommodating cavities, and each bearing mechanism comprises a second vertical movement power device and a first longitudinal movement power device installed on a power output part of the second vertical movement power device. Supporting mechanisms are oppositely arranged on two sides of each tray moving from top to bottom of the accommodating cavities. The delaying bin can automatically complete a product delaying process and meanwhile is compact in structure, small in occupied space and high in automation degree.
Owner:GEER TECH CO LTD

Three-degree-of-freedom motion simulator

The invention provides a three-degree-of-freedom motion simulator. The three-degree-of-freedom motion simulator comprises a fixed platform, a movable platform, three parallel movement branches which are arranged between the fixed platform and the movable platform, and driving mechanisms corresponding to the movement branches in a one-to-one mode. Each movement branch comprises a first rotating pair arranged on the fixed platform, a first connecting rod connected with the first rotating pair, a second rotating pair arranged on the movable platform and a second connecting rod connected with thesecond rotating pair. The first connecting rod and the second connecting rod are connected through a spherical hinge pair. Each driving mechanism corresponding to each movement branch is arranged on the fixed platform and used for driving the first connecting rod to swing around the first rotating pair. The first rotating pair and the second rotating pair are symmetrical respect to a first plane,wherein the first plane is a plane passing through the center point of the spherical hinge pair of the three movement branches. According to the three-degree-of-freedom motion simulator, the movementof two-rotation and one-movement on the movable platform is realized, thus achieving a high compression ratio and less occupied space.
Owner:YANSHAN UNIV

Plug and electronic equipment provided with same

The embodiment of the invention discloses a plug and electronic equipment with the same, relating to the technical field of electronics and solving the problem that when the traditional electronic equipment provided with the plug is plugged in a slot of peripheral equipment, oversize space is occupied in a direction vertical to the surface of the peripheral equipment. When the head end of the plug is plugged in the slot of the peripheral equipment, the plug is in electric connection with the slot; the rear end of the plug is in electric connection with a main circuit board of the electronic equipment provided with the plug; the plug is also provided with a sliding structure and the sliding structure is combined with the electronic equipment provided with the plug; and the plug can slide relative to the shell of the electronic equipment through the sliding structure, and the head end of the plug can slide to a position extending out of the edge of the shell along a direction interlacing with a maximum extension direction of the shell through the sliding structure. The electronic equipment provided with the plug comprises the shell, the main circuit board positioned inside the shelland the plug disclosed in the embodiment. The invention is applied to the electronic equipment provided with plugs.
Owner:HUAWEI DEVICE CO LTD

Mechanical arm with variable degree of freedom and telescopic robot

The invention discloses a mechanical arm with variable degrees of freedom and a telescopic robot. The mechanical arm with the variable degree of freedom comprises a knuckle arm, a joint mechanism and a telescopic mechanism. The knuckle arms are cylindrical, the knuckle arms are arranged in sequence, and the sizes of the knuckle arms are reduced in sequence, so that any two adjacent knuckle arms stretch out and draw back; a joint mechanism is arranged between any two adjacent knuckle arms, the upper end of the joint mechanism is fixed to the lower end of the knuckle arm with the small size, and the lower end of the joint mechanism is connected to the interior of the knuckle arm with the large size in a sliding mode, so that when the knuckle arm with the large size is exposed out of the upper end of the joint mechanism, the joint mechanism is driven, and the knuckle arm with the large size is driven to rotate. The upper end of the joint mechanism swings relative to the lower end of the joint mechanism so as to change the angle between the two adjacent knuckle arms; the lower end of each joint mechanism is connected with a telescopic mechanism, and the telescopic mechanisms are fixed in the knuckle arms, so that the lower ends of the joint mechanisms are pushed to slide in the knuckle arms through telescopic driving of the telescopic mechanisms. The technical problem that a multi-degree-of-freedom robot occupies a large space in the prior art is solved.
Owner:SAINUO WEISHENG SCI & TECH BEIJING

Motor control method and device, seasoning machine, automatic cooking machine

The invention provides a motor control method and device, a seasoning machine, and an automatic cooking machine, wherein the method includes: obtaining the input amount of the motor; calculating the angular velocity of the motor according to the input amount; calculating the angular velocity of the motor according to the input amount; The discharge amount calculates the discharge duration of the motor, wherein the motor is used to drive the quantitative discharge pump of the discharge device. The invention solves the technical problem in the related art that a large space is occupied when a position sensor is used to assist blanking.
Owner:ZHUHAI YOUTE SMART KITCHEN TECH CO LTD

Cleaning tool set capable of being placed at corner of walls

The invention provides a cleaning tool set capable of being places at a corner of walls, which comprises a broom and a dustpan, wherein the dustpan is a triangular or polygonal column, and the opening of the dustpan is formed on the top face of the column; the inclined angle between two of the adjacent sides of the column is a right angle, and part near the edge formed by the peak of the right angle is a solid part; and a recess which is parallel to the edge formed by the peak of the right angle and can accommodate the head part of the broom is formed in the lower haft part of the solid part, a slot which is parallel to the edge formed by the peak of the right angle and runs through the solid part is formed on the upper half part of the solid part, and thus, a dustpan handle is formed. The cleaning tool set capable of being placed at the corner of the walls can be stably placed at the corner of the walls, and after the cleaning tool set is placed at the corner of the walls, the dustpan can be used as the dustpan, so that the technical problem that the conventional cleaning tool occupies a relatively large space when placed is solved.
Owner:NANTONG XINYING DESIGN SERVICE

Hydraulic pump and vehicle with same

The invention provides a hydraulic pump and a vehicle with the same. The hydraulic pump comprises a pump body and a control valve, wherein the pump body is provided with a flow inlet and a flow outlet, the control valve comprises a valve body and a valve element, the valve body is arranged on the pump body, the valve element is movably arranged on the valve body, the valve element is provided witha liquid supply channel, a first liquid outlet and a second liquid outlet, the first liquid outlet and the second liquid outlet communicate with the liquid supply channel, and the liquid supply channel communicate with the flow outlet; the valve body is further provided with a first liquid outlet branch and a second liquid outlet branch, and the first liquid outlet branch communicates with the first liquid outlet; the valve element is provided with an avoiding position and a communicating position, and when the valve element is located at the avoiding position, the second liquid outlet is blocked by the valve body, so that the second liquid outlet is disconnected from the second liquid outlet branch; and when the valve element is located at the communicating position, the second liquid outlet and at least part of the second liquid outlet branch are oppositely arranged, so that the second liquid outlet communicates with the second liquid outlet branch. The technical problem that a hydraulic system of a tractor in the prior art is large in occupied space is solved.
Owner:WEICHAI POWER CO LTD +1

Satellite attitude control flywheel pair, satellite attitude control system and satellite

The invention belongs to the technical field of satellites, and in particular relates to a satellite attitude control flywheel pair, a satellite attitude control system including the satellite attitude control flywheel pair and a satellite including the satellite attitude control system. Wherein, the satellite attitude control flywheel pair includes a first flywheel body and a second flywheel body, and a first drive device and a second drive device, and the first drive device is connected with the first flywheel body to drive the first flywheel body to rotate , the second drive device is in transmission connection with the second flywheel body to drive the second flywheel body to rotate, and the first flywheel body is arranged on the radially outer side of the second flywheel body. The satellite attitude control flywheel pair provided by the present invention can solve the technical problems that the flywheel pair in the prior art takes up a large space and the disturbance caused by the zero-speed crossing of the rotation speed, and can reduce the space occupied by the flywheel pair while ensuring the moment of inertia, and improve the efficiency of the satellite. Attitude control precision.
Owner:北京微动航科技术有限公司

Lifting driving device

The invention relates to the technical field of power devices, in particular to a lifting driving device. The lifting driving device comprises a base, a driving motor, a driving wheel, a driven wheel, a steel belt and a rocker arm, and the rocker arm comprises a connecting part and a rotating part; the driving motor is connected with the base, an output shaft of the driving motor is in transmission connection with the driving wheel, the driving wheel is in transmission connection with the driven wheel, one end of the steel belt is connected with the driven wheel, the other end of the steel belt is connected with the connecting part, and the rotating part is rotationally connected with the base. The rocker arm is provided with a connecting piece used for being connected with a driven piece.
Owner:BEIJING SEMICON EQUIP INST THE 45TH RES INST OF CETC

Plugs, sockets and connectors

ActiveCN110932039BReduce the circumferential dimensionSolve the technical problem of taking up a large space in the circumferential directionCoupling device detailsTwo-part coupling devicesPhysicsElectrical and Electronics engineering
The invention relates to the field of connectors, in particular to a plug, a socket and a connector. The plug comprises a plug conductive shell and a plug contact piece, and the front end of the plugconductive shell is provided with a plug front boss protruding forwards. At least one plug contact piece hole is a first plug hole extending to the plug front boss, the plug contact piece hole locatedbeside the plug front boss is a second plug hole, and the plug front boss arranged on the plug conductive shell is used for being in conductive insertion connection with the hole wall of a shieldingblind hole in a socket matched with a plug so as to shield the first plug hole contact piece. According to the plug provided by the invention, the plug front boss is matched with the shielding blind hole of the socket to shield the first plug hole contact piece, and only one plugging matching surface is arranged between the first plug hole contact piece and the second plug hole contact piece, so that the circumferential size of the plug is reduced, and the technical problem that the existing plug occupies a large space in the circumferential direction is solved.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD

Flexible automation door cover binding production line

The invention discloses a flexible automation door cover binding production line which comprises a control system and a conveyor line. A transfer robot is arranged on the conveyor line. A first feeding portion and a second feeding portion are arranged at the left side f the inlet end of the conveyor line in a spaced mode. A gluing robot is arranged between the first and second feeding portions. Atong storage rack is arranged at the right side of the first feeding portion. A tetrahedron rotary table and a binding robot are arranged at the right side of the second feeding portion in a spaced mode. A discharging portion is arranged at the outlet end of the conveyor line. The flexible automation door cover binding production line has the advantages that by reasonably arranging an online turnover table, an offline turnover table, robot tongs, the transfer robot, the tetrahedron rotary table and the binding robot, the technical problem that a traditional door cover binding production line occupies a large space is solved, and the production efficiency is improved due to the reasonable layout. By positioning the tetrahedron rotary table by means of an inverted-V-shaped positioning plug and an inverted-V-shaped positioning groove, the precision of the tetrahedron rotary table is improved, and the binding quality can be effectively ensured.
Owner:郑州日产汽车有限公司

Uniform liquid mixing device applied to microfluidic chips and microfluidic chip

The invention discloses a uniform liquid mixing device applied to microfluidics. The device comprises: a body, wherein a liquid flow system is arranged in the body, and comprises a solution cavity for loading a liquid to be subjected to uniform mixing and a buffer cavity communicated with the solution cavity; and a power mechanism used for periodically generating positive air pressure and negative air pressure for the liquid flow system to form power for pushing the liquid to be subjected to uniform mixing, so that the liquid to be subjected to uniform mixing flows between the solution cavity and the buffer cavity in a reciprocating manner. The invention also discloses a microfluidic chip, which comprises the uniform liquid mixing device applied to microfluidic control disclosed by the invention. According to the invention, the technical problems that a traditional uniform mixing tool is large in occupied space, complex in operation and prone to leakage are at least solved.
Owner:深圳市和来生物技术有限公司
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