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43results about How to "Few structural parts" patented technology

Impregnation equipment and impregnation method thereof

The invention discloses impregnation equipment and an impregnation method thereof. The impregnation equipment comprises a frame body, a first feeding mechanism and an impregnation mechanism, wherein the frame body is provided with a first station and a second station; the first feeding mechanism is slidably arranged relative to the frame body; the impregnation mechanism comprises at least two impregnation cylinders, the impregnation cylinders are connected with the frame body in a sliding mode, the impregnation cylinders can selectively slide to the first station or the second station, and the first feeding mechanism is arranged above the second station and used for taking out or / and placing materials in the impregnation cylinders located at the second station. Compared with the prior art, the multiple impregnation cylinders share one first feeding mechanism, the structural complexity is reduced, the occupied space of the device is reduced, meanwhile, the multiple impregnation cylinders carry out loading in sequence, when the next impregnation cylinder carries out capacitor loading, the previous impregnation cylinder carries out the impregnation procedure of the capacitor, the feeding procedure and the impregnation procedure are carried out at the same time, and the efficiency is improved. And the impregnation efficiency is improved.
Owner:SHENZHEN CHIGANG PRECISION MACHINERY TECHNOLOGY CO LTD

Non-pyrotechnic secondary satellite and rocket locking and separating device

The invention relates to a non-pyrotechnic secondary satellite and rocket locking and separating device which comprises a shape memory alloy primary separating assembly, a pressing and releasing assembly and a turntable four-claw secondary clamping and separating assembly, and the shape memory alloy primary separating assembly is arranged in a box body of the pressing and releasing assembly; one end, extending out of the shell, of a grooving bolt shaft of the shape memory alloy first-stage separation assembly penetrates through a through hole of the separation block to be connected with a nut, and the shape memory alloy rod provides driving force for the shape memory alloy first-stage separation assembly to jointly form a first-stage unlocking mechanism; a clamping jaw guide groove of the rotary table four-jaw two-stage clamping and separating assembly is fixed to the bottom plate, a rotary table controls a clamping jaw set to be locked, and clamping jaws are connected with a separating block of the pressing and releasing assembly to jointly form a two-stage unlocking mechanism. When the device is locked, after being locked by the shape memory alloy first-stage separation assembly, the device is locked by the turntable four-claw second-stage clamping separation assembly; when the device is separated, the device is unlocked by the turntable four-claw secondary clamping and separating assembly, and then is unlocked by the shape memory alloy primary separating assembly.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Pile foundation micro cofferdam cover

This utility model provides a miniature cofferdam cover for pile foundations. The miniature cofferdam cover includes: a pile foundation, an outer shell comprising at least two outer shell segments detachably connected around the pile foundation, and a water-stop membrane, in the form of a strip, surrounding the pile foundation with its bottom end lower than the bottom of the outer shell. A fixing clip is provided on the outer shell segment, comprising a threaded rod and a fixed end movably connected to the threaded rod. The fixed end moves towards the pile foundation under the push of the threaded rod. Connection holes and water-stop strips are provided at the edges of the outer shell segment. By using the outer shell segments to surround the pile foundation, the pile foundation is isolated from the surrounding water, providing space for water-based operations. The water-stop membrane isolates water at the contact point between the outer shell and the pile foundation, preventing external water from flowing into the outer shell from the connection point. The multi-segment connection method of the outer shell segments facilitates the transportation and installation of the outer shell. Furthermore, the structure of the outer shell, which can be completed in two segments, has fewer structural components, is easy to assemble, and saves on cofferdam costs.
Owner:CCCC SHANGHAI HARBOR ENG DESIGN & RES INST

Tactile sensor, end mechanism, and robot

The utility model discloses a touch sensor, a tail end mechanism and a robot. The touch sensor comprises a circuit board, an optical sensing assembly, an elastic triggering piece and a shielding assembly. The optical sensing assembly comprises a receiving module and a transmitting module used for transmitting light. The receiving module and the transmitting module are arranged on the circuit board at an interval to form a gap, and the receiving module is configured to be capable of receiving light emitted by the transmitting module. The elastic trigger piece is arranged on the circuit board. The shielding assembly is arranged on at least one of the elastic triggering piece and the circuit board. The shielding assembly comprises a first light shielding piece. The first light shielding piece has a light shielding state for shielding at least one of the transmitting module and the receiving module and an initial state for not shielding the transmitting module and the receiving module, and the first light shielding piece can be reset to the initial state. And the elastic triggering piece is configured to be capable of elastically deforming so as to at least drive at least part of the first shading piece to be inserted into the gap. The tactile sensor is easy to manufacture.
Owner:BEIJING XIAOMI ROBOT TECH CO LTD

Integrated air duct structure of inverter

The utility model discloses an integrated air duct structure of an inverter, which comprises an integrated air duct structure main body arranged on an inverter box body and a heat radiator accommodated at the upper part in the integrated air duct structure main body, and the integrated air duct structure main body is provided with a heat radiation air outlet at the air outlet of the heat radiator. A heat dissipation air inlet is formed in the bottom wall, opposite to the heat dissipation air outlet, of the integrated air duct structure body, a fan and a fan filter screen are installed at the heat dissipation air inlet, and draining holes are formed in the two sides of the heat dissipation air inlet in the bottom wall of the integrated air duct structure body; flow guide plates inclined along the draining holes are arranged on two side walls below the radiator in the integrated air duct structure main body; structural parts of the structure are few, the cost is reduced, the fan is convenient to disassemble and maintain, rainwater is collected to the drain outlet through the flow guide plate to be discharged, and the overheating risk of the radiator caused by rainwater collection is reduced.
Owner:SHENZHEN HOPEWIND ELECTRIC CO LTD

A drive device

ActiveCN117221688Bminiaturizationsmall size
This application discloses a driving device, comprising: a base; a lens focusing section including: a focusing carrier movably mounted on the base; a focusing coil mounted on one side of the focusing carrier; and a common magnet disposed opposite to the focusing coil; and a chip-mounted image stabilization section including: a movable image stabilization carrier movably mounted on the base; at least one image stabilization magnet disposed on the base, opposite to the common magnet; and an image stabilization coil disposed on the movable image stabilization carrier, opposite to the image stabilization magnet and the common magnet; wherein the base includes an upward extension and a bottom lateral extension, the bottom lateral extension extending horizontally, the upward extension extending from the bottom lateral extension along the optical axis towards the object side of the base, the upward extension forming a magnet mounting position for mounting the common magnet, and the image stabilization magnet disposed on the bottom lateral extension.
Owner:NINGBO SUNNY OPOTECH CO LTD

Multifunctional numerical control cutting and milling machine for doors and windows

The utility model discloses a multifunctional door and window numerical control cutting and milling machine which comprises a support, a strip-shaped machining platform arranged on the support and a strip-shaped supporting table arranged on the support and consistent with the strip-shaped machining platform in moving direction, and parallel translation guide rails are arranged on the top faces of the strip-shaped supporting table and the strip-shaped machining platform. A plurality of double-clamp structures are arranged on the strip-shaped machining platform; a machining structure is arranged on the strip-shaped supporting table. Translation sliding blocks are fixed to the bottom face of the double-clamp structure and the bottom face of the machining structure. The translation sliding block is arranged on the translation guide rail in a translation mode. The profile machining device is reasonable in structural arrangement, few in structural component, beneficial to reducing machining cost, provided with a plurality of double-clamp structures, capable of carrying out multiple production operations at the same time, beneficial to improving machining efficiency, capable of completing machining operation of two profiles on the same double-clamp structure, and capable of reducing machining cost. The operation time and the labor cost are saved, the machining efficiency is improved, the applicability is high, and the practicability is good.
Owner:GUANGDONG JINREN INTELLIGENT EQUIP CO LTD

Coffee ground powder anti-blocking powder discharging mechanism

An anti-blocking powder discharging mechanism for ground coffee comprises a powder outlet pipe connected to a grinding mechanism, the powder outlet pipe is communicated with a powder falling opening in the side wall of a discharging pipe, and coffee powder enters the discharging pipe through the powder outlet pipe and the powder falling opening and falls off from the bottom of the discharging pipe; a sealing piston is installed in the discharging pipe, the sealing piston is driven by a power mechanism to move up and down, and when the power mechanism drives the sealing piston to move to the position below the powder falling opening and the power mechanism drives the sealing piston to move to the position above the powder falling opening, the powder discharging function is started. The coffee machine has the beneficial effects that the sealing piston is arranged in the discharging pipe, and the power mechanism is used for driving the sealing piston to move up and down, so that coffee powder can be effectively prevented from being gathered and blocked in the discharging pipe.
Owner:GUANGDONG HOMEZEST TECH CO LTD

Portable plasma generator with wire feeding mechanism

According to the portable plasma generator with the wire feeding mechanism, a plasma generating module and a wire feeding module are integrated, the wire feeding module is installed above the plasma generating module, and the portable plasma generator is provided with a handheld handle and is convenient to carry. The plasma generation module comprises a plasma generator and an installation box body of the plasma generator. The plasma generator is composed of a cathode base, a middle insulation sleeve, a front cannon cover, a front plate cover and the like which are fixed through bolts or connected through threads, and a cooling water channel is designed in the plasma generator. The wire feeding module is provided with a wire feeding wheel, a wire pressing wheel and a guide wheel which are driven by a wire feeding motor, and is used for accurately controlling the wire path and adjusting the deflection angle of the wire so that the wire can be fed more flexibly. Miniaturization and portability of spraying equipment are achieved, short circuit and arc breaking occurring in a traditional spraying mode are avoided, the stability and precision in the wire feeding process are improved, user experience is improved, and the application range of products is widened.
Owner:CHONGQING SIXING YILIAN TECH CO LTD

Face blowing air door crank

The utility model discloses a face blowing air door crank which comprises a crank connecting shaft part and a pin column, a limiting block is arranged on the crank connecting shaft part, one end of the pin column is provided with a limiting block, the crank connecting shaft part is provided with a first mounting hole, and the side face of the first mounting hole is provided with an assembly type single-side clamp. According to the face blowing air door crank, the structure of the first mounting hole and the second mounting hole is adopted, the connecting position of a face blowing air door is inserted into the first mounting hole and limited through the second mounting hole, rotation of the face blowing air door is prevented, the assembly type single-side clamp is clamped into the connecting position of the face blowing air door, fixation is completed, the structure is simple, disassembly and assembly are convenient, damage is not prone to occurring, and the service life is long. And structural parts are few, so that more cost is saved.
Owner:NANJING XIEZHONG AUTO PARTS CO LTD

Structure capable of realizing quick disassembly of battery

The utility model discloses a structure capable of realizing quick disassembly of a battery, which comprises a first shell, a second shell and a disassembly piece, and a battery module is arranged in a battery bin formed by enclosing the first shell and the second shell; a first buckle is arranged on one side of the first shell, and a second buckle is arranged on the other side of the first shell; a first clamping groove and an unlocking hole are formed in one side of the second shell, and a second clamping groove is formed in the other end of the second shell; the first buckle and the second buckle are respectively clamped with the first clamping groove and the second clamping groove from the inner side of the second shell; and the first buckle is extruded by inserting the dismounting piece into the unlocking hole, so that the first buckle deforms and is released. According to the utility model, the buckles at the two ends are assembled, so that repeated disassembly and assembly can be realized without damaging the original structure; and the assembly procedures are few, so that a user can easily learn to complete the disassembly and assembly. And the structure is simple, the number of structural parts is small, batch production feasibility is achieved, the replacement cost is low, and only better battery gum is needed.
Owner:MERRY ELECTRONICS (SHENZHEN) CO LTD

Building construction installation supporting platform

The utility model relates to the field of building construction, in particular to a building construction installation supporting platform which comprises a supporting platform body and a supporting column located on the lower side of the supporting platform body and further comprises a horizontal position adjusting unit which comprises a plurality of sliding rails which are horizontally arranged. The end parts of the plurality of sliding rails can be connected and communicated in sequence; a first wing plate which can be fixedly connected with the ground is fixedly arranged on the side wall of the sliding rail; the sliding assemblies are in sliding locking connection with the sliding rails, and the sides, away from the sliding rails, of the sliding assemblies are detachably connected with the lower ends of the supporting columns. According to the scheme, the mounting position of the supporting platform body horizontally moving along the sliding rails can be rapidly changed, so that structural components needing to be mounted on the supporting platform body are reduced, the assembling and disassembling efficiency of the building construction mounting supporting platform can be effectively improved, and the construction cost is also reduced.
Owner:CHONGQING CONSTR RESIDENTIAL ENG +1

Temperature measuring device and temperature measuring method

The present application discloses a temperature measurement device and a temperature measurement method, which relate to the fields of power and electrical science and technology. A temperature measurement device includes an optical fiber measurement component, which includes an optical fiber body and an optical fiber grating, wherein the optical fiber body is provided with a plurality of optical fiber gratings, and the subject to be measured includes a pipeline, wherein at least one optical fiber grating is provided on the pipeline; a laser modulator, wherein the laser modulator is connected to the optical fiber body; the laser emitted by the laser modulator is transmitted along the optical fiber body to the optical fiber grating, and is reflected by the optical fiber grating and returned, and is received and demodulated by the laser modulator. A temperature measurement method includes: emitting laser light through a laser modulator, and transmitting it to the optical fiber grating; reflecting the laser light through the optical fiber grating; receiving the returned laser light through a laser modulator and demodulating it. The present application can solve the problems of high cost, complex system, and large space occupied by thermocouple or thermal resistor temperature measurement methods.
Owner:GUONENG (FUZHOU) THERMOELECTRICITY CO LTD +1

Entertainment system

PendingCN119587961Alow costIncreased maintenance difficultyCard gamesPlaying cardElectric machinery
The invention relates to the technical field of entertainment systems, in particular to full-automatic dealing equipment for playing cards or mahjong cards. An entertainment system includes a card issuing mechanism including an upper housing, a rotating base, and a rotating mechanism; the upper shell and the rotating base are connected through a supporting mechanical rotating body; the rotating mechanism comprises a rotating motor and a rotating positioning device; the rotating motor is arranged in the rotating base and is in transmission connection with the upper shell; a card bin is arranged in the upper shell, a card pressing mechanism is arranged in the card bin, a card conveying mechanism is arranged at the bottom of the card bin, a card inlet is formed in one side of the bottom of the card bin, a card distributing mechanism is arranged at the card inlet, and a card discharging mechanism is arranged outside the card inlet. The equipment is simple in structure, low in cost, ingenious in structural design and convenient to maintain; a shuffling structure is not arranged any more, and the shuffling function is replaced by irregular dealing, so that the structure of the equipment is greatly simplified.
Owner:JURONG WANSHILI TECHNOLOGY CO LTD

Trunk cover plate arrangement structure and vehicle

The utility model provides a trunk cover plate arrangement structure and a vehicle, and the trunk cover plate arrangement structure comprises a plate body and a supporting assembly which are arranged in a trunk; the plate body has a floor state in which the plate body is laid on a storage tray at the bottom of a luggage case and a table plate state in which the plate body is supported in the middle position in the height direction of the whole vehicle; the supporting assembly supports the plate body in the table plate state. According to the trunk cover plate arrangement structure, the internal space of the trunk can be reasonably used, the daily storage requirement can be met, the different use requirements such as office work or layered article placement of a user can be met, and therefore the vehicle quality and the market competitiveness can be improved.
Owner:GREAT WALL MOTOR CO LTD

Movable display equipment support base and movable display equipment

The movable display equipment support base comprises a left supporting piece, a right supporting piece and a transverse supporting piece, the left supporting piece comprises an extrusion molding pipe fitting left supporting piece body, and the right supporting piece comprises an extrusion profile pipe fitting right supporting piece body; the transverse supporting piece comprises an extrusion profile pipe transverse supporting piece body, a left end cover and a right end cover. The left end cover, the left supporting piece body and the left end of the transverse supporting piece body are connected through first screws. The right end cover, the right supporting piece body and the right end of the transverse supporting piece body are connected through second screws. According to the movable display equipment support, the base, the left supporting piece body, the right supporting piece body and the transverse supporting piece body are all extruded profile pipe fittings, the strength is high, the stability is good, the rigidity is high, the weight is light, and the movable display equipment support can bear display equipment which is heavy enough; and the structure is simple and installation is easy.
Owner:HISENSE (GUANGDONG) KITCHEN & BATH SYST CO LTD

Electronic atomization device

ActiveCN222357275Ufew structural partsavoid hedgingTobaccoMechanicsLiquid storage
The utility model provides an electronic atomization device which comprises a liquid storage part, a bottom support, a blocking part, a first atomization core and a second atomization core. A first liquid storage cavity, an air outlet channel and a second liquid storage cavity which are sequentially arranged in the transverse direction are formed in the liquid storage part, and the air outlet channel extends in the longitudinal direction; the bottom support is connected to one end of the liquid storage part, and an atomization space is defined between the bottom support and the liquid storage part. The blocking piece is arranged between the bottom support and the liquid storage piece and extends to the atomization space and the air outlet channel in the longitudinal direction so that the air outlet channel can be divided into a first air outlet channel and a second air outlet channel in the transverse direction, and the atomization space can be divided into a first atomization cavity communicating with the first air outlet channel and a second atomization cavity communicating with the second air outlet channel in the transverse direction. The first atomization core is arranged in the first atomization cavity and is in liquid communication with the first liquid storage cavity, and the second atomization core is arranged in the second atomization cavity and is in liquid communication with the second liquid storage cavity. The blocking piece is transversely and directly divided into the two airflow channels, structural components are reduced, and the whole structure is more simplified.
Owner:ALD GRP

Mortise and tenon gift box

The utility model provides a tenon-and-mortise gift box, and relates to the technical field of gift boxes, the tenon-and-mortise gift box comprises a gift box body and a tenon-and-mortise paperboard, the gift box body comprises a main paperboard, one end of the main paperboard is connected with a second paperboard in a sticking manner, the surface of one side of the second paperboard is connected with a paperboard head in a sticking manner, and the inner side of the other end of the main paperboard is connected with a first paperboard in a sticking manner; the other end of the main paperboard is connected with the reinforcing paperboard in a sticking manner; a limiting slot is formed in one side of the first paperboard; the technical key points are as follows: two gift box main bodies with the same specification are inserted face to face in opposite directions, so that after a paperboard head on one gift box main body extends into a limiting slot on the other gift box main body, a mortise and tenon paperboard is inserted between the two gift box main bodies, and the mortise and tenon paperboard is positioned between the two paperboard heads on the two gift box main bodies; the two gift box bodies can be fixed in a traditional tenon-and-mortise mode, the structural strength is optimized, a customer can give play to imagination when unpacking the gift box, and the customer has the ceremony feeling of unpacking the gift box.
Owner:SHENZHEN NEW BELLE PACKAGING & PRINTING CO LTD

Baking equipment and production line

The utility model relates to the technical field of battery cells, and provides baking equipment and a production line, the baking equipment comprises a baking container and a valve opening device, and the baking container comprises a baking cavity for accommodating the battery cells; the valve opening device comprises a machine frame, a first cam and a driving mechanism, the machine frame comprises a frame body and a valve opening piece connected with the frame body, the first cam abuts against the frame body, the driving mechanism comprises a driving shaft, the driving shaft is connected with the first cam, and the driving shaft drives the first cam to rotate so that the first cam can push the machine frame to move downwards from the initial position to the valve opening position. Under the condition that a switch valve of a battery cell needs to be opened, the driving shaft drives the first cam to rotate, rotation of the driving shaft is converted into linear motion of the rack through the first cam, the rack drives the valve opening piece to move downwards from the initial position to the valve opening position, and therefore the switch valve is opened, and the valve opening action is completed. The problem that a switch valve of a battery cell is difficult to open in a baking cavity is solved.
Owner:CONTEMPORARY AMPEREX TECHNOLOGY CO LTD +1

Negative pressure massager structure

The invention discloses a negative pressure massager structure which comprises a decorative shell and a massager body arranged in the decorative shell, and the massager body comprises a first half shell, a second half shell, a power supply, a control circuit board, a driving motor, a massage head and a negative pressure structure; an eccentric connecting convex shaft is fixed on a main shaft of the driving motor; the negative pressure structure comprises a cylinder, a piston body arranged in the cylinder and a propeller fixed on the piston body, the end part of the propeller is movably connected with a transmission sheet, and the other end of the transmission sheet is rotatably connected with the eccentric connecting convex shaft. The device is reasonable in structural arrangement, few in overall structural component, beneficial to reducing the machining cost, capable of converting rotating force of the driving motor into pushing force, matched with the massage head, capable of improving strong suction force and massage effectiveness and stability, convenient to disassemble and assemble, beneficial to improving assembly effectiveness and convenience and high in practicability. Meanwhile, damage is not prone to occurring after long-time use, and the service life is prolonged.
Owner:东莞市祥耀电子科技有限公司

Novel air spring machining sealing machine

The utility model discloses a novel air spring processing sealing machine which comprises a support and a processing platform arranged on the top face of the support, a positioning channel is arranged on the processing platform, and a cylindrical clamping positioning seat used for placing and positioning an air spring is arranged in the positioning channel. A rotating motor is fixed in the support, the bottom end of the cylindrical clamping and positioning seat is connected with the rotating motor, the top surface of the machining platform is provided with a pressing limiting structure and a pressing sealing structure, and the pressing limiting structure and the pressing sealing structure are located at the two ends of the diameter of the positioning channel; the abutting sealing structure comprises a sealing wheel rotationally connected through a bearing, and the joint of the bottom face and the side face of the sealing wheel is an arc-shaped face. The air spring sealing device is reasonable in structural arrangement, few in overall structural component, capable of effectively and rapidly achieving sealing operation of an opening of a shell of an air spring through the abutting and pressing limiting structure and the sealing wheel, capable of improving sealing efficiency and sealing stability, convenient and fast to operate, suitable for large and small machining environment requirements and capable of widening the application range of the air spring sealing device.
Owner:FOSHAN JINGWEI QI SPRING MANUFACTURING CO LTD

Novel battery top cover

The utility model relates to the technical field of battery top covers, and provides a novel battery top cover, which comprises a light aluminum plate, upper plastic, lower plastic, a pole and a pin, the upper plastic and the lower plastic are respectively arranged on two opposite sides of the light aluminum plate; the pin is arranged on one side, far away from the optical aluminum plate, of the lower plastic, the pole is arranged on the upper plastic, the pole penetrates through the upper plastic, the lower plastic and the pin, and a first penetrating hole for the pole to penetrate through is formed in the pin. According to the top cover, the pole is fixed through laser welding after directly penetrating through the upper plastic, the light aluminum plate, the lower plastic and the pins, the number of manufacturing procedures is small, the number of structural parts is small, the manufacturing cost of the top cover is greatly reduced, meanwhile, the end of the pole is arranged to be pressed and pressed on the inner side of the welding groove, and the reliability of the top cover is improved. The pole can be effectively prevented from being separated from the pin under the limiting of the end part of the pole, the stability of the welding connection between the pole and the pin is improved, and the use is convenient.
Owner:XIAOGAN CORNEX NEW ENERGY INNOVATION TECHNOLOGY CO LTD

Battery quick disassembly and assembly structure

The utility model discloses a battery quick dismounting structure which comprises a first shell and a second shell, the first shell, a dismounting assembly and the second shell are detachably connected, a battery bin is formed in the first shell and the second shell, and a battery module is installed in the battery bin; the disassembling assembly is arranged on the side edge of the connecting position of the first shell and the second shell, and unlocking and locking of the first shell and the second shell are achieved by pulling and inserting the disassembling assembly. According to the utility model, the first shell and the second shell can be quickly disassembled and assembled by designing the disassembling and assembling assembly; wherein the key part is assembled in an interference fit manner through flexible glue, and the assembly can be completed by hands conveniently and quickly. The battery blocks are fixed through the battery fixing ribs, stability is higher, disassembly and assembly are convenient, conduction connection of the battery blocks can be guaranteed through the battery foam, and poor conduction can be prevented. And the battery modules are assembled through the buckles, can be assembled manually, and are convenient and fast.
Owner:MERRY ELECTRONICS (SHENZHEN) CO LTD

Shell assembly and electronic equipment

The embodiment of the utility model provides a shell assembly and electronic equipment, and belongs to the technical field of electronic equipment, a decoration part of the shell assembly is fixed to a through hole of a shell part, the inner surface of the shell part is used for defining a cavity of the electronic equipment, a first air hole of the decoration part extends to the outer side face of the decoration part, and the first air hole is communicated with the external environment of the cavity. The waterproof ventilation assembly on the decorating part is communicated with the interior of the cavity, and the first ventilation hole is communicated with the waterproof ventilation assembly to form a first ventilation channel. Gas passages inside and outside the cavity of the electronic equipment are realized through the first ventilation channel, the ventilation effect is realized under the condition of ensuring the waterproof performance, so that the inside and outside air pressure of the electronic equipment is balanced, the problems of pressing noise and the like caused by imbalance of the inside and outside air pressure are avoided, the structural design is simple, the cost is low, and the finished product yield is high. And the applicability is wide. The first air holes are located in the circumferential side of the decorating part, the shell assembly has a better ID appearance, and the attractiveness of the electronic equipment is improved.
Owner:HUAWEI TECH CO LTD

Vibration test capability verification sample based on test resonant frequency and verification method

PendingCN122259154Aimprove quality controlReduce the first-order natural frequencyVibration testingTesting MethodsLaboratory quality control
This invention provides a vibration testing capability verification sample and method based on the test resonant frequency, belonging to the field of capability verification technology. The method includes: participating laboratories fixing the obtained verification sample on the table surface of a vibration testing rig; installing control sensors and monitoring sensors according to pre-compiled capability verification guidelines; wherein, the control sensors are used to detect the test frequency, and the monitoring sensors are used to monitor the resonant frequency; starting the vibration testing rig and conducting the test according to the vibration test conditions, and measuring the resonant frequency through the monitoring sensors; evaluating the resonant frequency measured by each participating laboratory according to pre-established evaluation criteria, thereby verifying the vibration testing capability of each laboratory. Using the verification sample and verification method provided by this invention, a comprehensive examination of the human, machine, material, method, environment, and measurement factors during the vibration testing process in participating laboratories can be conducted, while simultaneously identifying differences between laboratories, promoting the improvement of laboratory vibration testing technology, and enhancing the laboratory quality control level.
Owner:HEBEI BEIXIN SEMICON TECH CO LTD

Optical assembly and method of assembling the same

This application provides an optical component and its assembly method. By fixing a third lens portion with its optical axis as a reference, the positions of the first and second lens portions are simultaneously adjusted. Based on the sensitivity of the optical lenses, the first lens portion, with higher sensitivity, is first fixed to the housing of the driving device. Then, the position of the second optical lens portion, with lower sensitivity, is adjusted. Finally, after the second lens portion can clearly image the image, it is fixed to the focusing carrier of the driving device, thus forming the optical component described in this application. This assembly method simplifies the assembly process while ensuring the accuracy of the assembled optical component.
Owner:NINGBO SUNNY OPOTECH CO LTD

Universal small FPC circuit board shaping equipment

The utility model discloses a general small FPC circuit board shaping device comprising a pedestal, the pedestal is provided with a material storage device, a conveying device, at least two shaping assemblies and a transfer device shuttling among the material storage device, the conveying device and the at least two shaping assemblies, and the bottom of the transfer device is provided with a moving device. The FPC circuit board is fed, shaped and discharged in a staggered mode, the waiting time can be shortened, the working efficiency of the shaping step can be improved, the number of structural parts of the equipment is small, the occupied space of the equipment can be reduced, and therefore the size of the equipment is reduced.
Owner:DONGGUAN TIANDUN PRECISION MASCH CO LTD

Steering valve group, steering system and vehicle

The utility model relates to the technical field of electromagnetic steering valves, in particular to a steering valve set, a steering system and a vehicle. The steering valve set comprises a first oil way, a second oil way, an electromagnetic valve, a first one-way throttling valve and a second one-way throttling valve, a first oil port of the electromagnetic valve is used for being communicated with a first cavity of a steering oil cylinder through the first oil way, and a second oil port of the electromagnetic valve is used for being communicated with a second cavity of the steering oil cylinder through the second oil way. A third oil port of the electromagnetic valve is communicated with the oil tank and used for feeding oil, a fourth oil port of the electromagnetic valve is communicated with the oil tank and used for returning oil, the first oil way is provided with a first one-way throttle valve, the first one-way throttle valve is used for controlling the oil feeding amount of the first oil way, and the second oil way is provided with a second one-way throttle valve. The second one-way throttle valve is used for controlling the oil inlet amount of the second oil way. The steering valve group has the advantages of being simple in structure, low in cost, capable of controlling the steering speed and flexible in steering.
Owner:WEICHAI POWER CO LTD +1