60results about How to "Affect security" patented technology

The invention provides a new energy automobile charging pile, and particularly relates to the technical field of charging piles, the new energy automobile charging pile comprises a charging pile main body, a gun placing groove is formed in one side of the charging pile main body, a charging gun is placed in the gun placing groove, and a protective cover is fixedly arranged at the position, corresponding to the gun placing groove, of one side of the charging pile main body; through cooperation of parts such as a wire storage box and a winding shaft, a charging wire is protected, a conical barrel is attached to the outer wall of the charging wire to perform reciprocating horizontal displacement, dust and impurities attached to the outer wall of the charging wire are scraped off, and under the action of a circular scraper, the charging wire is prevented from being scraped off. And stubborn impurities attached to the outer wall of the charging wire or an ice layer condensed on the outer wall of the charging wire in winter can be further effectively removed, so that the impurities attached to the outer wall of the charging wire can be automatically removed after the charging wire is used every time, the charging wire is prevented from being corroded by some impurities, the use safety of the charging wire is ensured, and the service life of the charging wire is prolonged. And the service life is prolonged.

The invention discloses a flashing method and device for battery management software, and relates to the technical field of battery management, the method comprises the following steps: obtaining a flashing file, the flashing file being a file used when an upper computer controls the battery management software corresponding to a first vehicle to perform software flashing; checking and encrypting the flash file to obtain a preprocessed file; sending a flashing instruction and the preprocessing file to the first vehicle; the flashing process of the battery management software is monitored in real time, and the execution progress of the flashing process and the condition that flashing errors exist in the flashing process are determined; in response to a flashing error in the flashing process, the battery management software is controlled to execute a corresponding flashing management step, and the flashing management step comprises at least one of a flashing stopping step, a data recovery step and a flashing resetting step. By verifying and encrypting the flashing file, the error rate in the flashing process is reduced, flashing errors are monitored in real time and processed in time, and the flashing efficiency is improved.

The invention relates to the technical field of data processing, and particularly discloses a data processing method of cloud computing based on artificial intelligence, comprising the following steps: S1, calculating the average number of data packets on the same time node in different calibration periods, generating a first coordinate point, and fitting to obtain a first curve; s2, dividing the judgment period to obtain sub-periods, acquiring the number of data packets transmitted by a port in real time in the sub-periods, and drawing a curve; s3, real-time flow and comparison flow are calculated, and flow points in the coordinate system are determined; connecting the flow points to obtain a flow line, determining a flow angle, and determining a radian value of the flow angle; obtaining a flow triangle based on the flow point, and determining the area of the flow triangle; and S4, calculating an abnormal coefficient, screening the to-be-determined port according to the abnormal coefficient, and determining whether the to-be-determined port is abnormal or not. According to the method, the to-be-determined ports are screened, so that the consumption of computing resources required for carrying out abnormity judgment on all the ports is reduced.

This utility model discloses an energy storage device and a mobile energy storage vehicle, belonging to the field of new energy technology. The energy storage device includes a cabin, in which a battery compartment is disposed; a frame, which is fixedly connected to the inner wall of the battery compartment, the frame including a first fixing rod and a second fixing rod, both extending along a first direction and spaced apart along a second direction, the first direction being the width direction of the cabin and the second direction being the length direction of the cabin; and a battery pack, which is disposed between the first fixing rod and the second fixing rod and detachably connected to the first fixing rod and the second fixing rod.

The application discloses a kind of vehicle-mounted projection systems, it is related to vehicle technical field.The system includes: first display component, is set to the front of driver;Second display component, is set to the other position except the setting position of the first display component in the cabin;Projection component;Detection component, for detecting vehicle state;Control module, for responding to the first vehicle state that the vehicle state is, control the projection component and project the content to be projected on the first display component, responding to the second vehicle state that the vehicle state is, control the projection component and project the content to be projected on the second display component.This embodiment can avoid affecting the driver's line of sight when using vehicle-mounted projection system, distract the driver's attention, improve the viewing experience of people in the car.

The application discloses an electric vehicle charging protection device, which comprises a main body, a shielding part and a movable part, wherein the shielding part and the movable part are fixed on the main body; a controller, a button and a connecting port are arranged on the main body, the controller is connected with an external power supply and an electric device through the connecting port; a sleeve is arranged at the lower end of the shielding part, a connecting rod is arranged at the upper end of the main body, the shielding part is inserted into the sleeve through the connecting rod and is fixed at the upper end of the main body, so as to cover the button and the connecting port; the movable part comprises a support, a rotating block and a motor, the motor is fixed in the shielding part through the support, one end of the rotating block is connected with a driving end of the motor, the motor drives the rotating block to rotate and generates centrifugal force; the button and the motor are electrically connected with the controller. Through the arrangement of the shielding part and the movable part, the movable part drives the shielding part to move, the rotating block rotates and generates centrifugal force to make the accumulated snow above the shielding part fall off, the situation that the shielding part is deformed due to too much accumulated snow is avoided, and the safety and stability of the electric vehicle charging protection device are improved.

The invention discloses a multifunctional intelligent door lock, and relates to the technical field of intelligent door locks. The intelligent door lock comprises a door lock front panel, an intelligent screen, a password fingerprint touch screen and a camera assembly are arranged on one side of the door lock front panel, a handle groove is formed in one side of the door lock front panel, and storage boxes are fixedly mounted at the top and the bottom of the door lock front panel correspondingly; and magnetic attraction doors are rotationally mounted on the sides, clamped with the handle grooves, of the storage boxes correspondingly, and transmission boxes are fixedly mounted on the sides, away from the handle grooves, of the storage boxes correspondingly. By arranging the transparent protective film, when a resident inputs a password or identifies a fingerprint, grease and dust at the finger tip of the resident can adhere to the transparent protective film instead of the password fingerprint touch screen, so that obvious marks left on the password fingerprint touch screen due to long-time touch pressing are avoided, meanwhile, the covering surface of the transparent protective film can be regularly replaced, and the password fingerprint touch screen is prevented from being damaged. The transparent protective film is frequently used and new, and the situation that traces left on the transparent protective film affect the safety performance of the intelligent door lock is prevented.

The invention discloses a method for preparing a macroporous PET film skeleton composite diaphragm. The PET film sold in the market can be used as the raw material for preparing the skeleton. Laser drilling is adopted, and the skeleton preparation process is simple and the cost is low. The size range of the PET film drilling is 0.03mm. 2 ‑20mm 2 The porosity range is 40%-90%. Not only are the pores large in size but also numerous in number. While retaining the high temperature resistance advantage of the PET skeleton, it eliminates the impact on the electrical performance of the battery cell. The PET skeleton composite ceramic diaphragm, combined with the advantages of the PET skeleton's high temperature resistance and the ceramic coating's strong puncture resistance, has greatly improved the safety performance of the battery cell. Conventional lithium iron phosphate batteries usually cannot pass 500℃ hot needle puncture and 150℃ / 3h hot box, but the PET skeleton composite ceramic diaphragm can easily pass such harsh safety tests.

This invention discloses a low-level protection device for a turbine lubricating oil tank, comprising a vent pipe, an oil suction pipe, and an oil outlet pipe. The vent pipe and the oil suction pipe are connected by an intermediate pipe. The upper opening of the vent pipe is higher than the maximum shutdown level, and the lower opening of the oil suction pipe is lower than the low-low level. The oil outlet pipe connects to the intermediate pipe and the oil suction pipe at the junction via a horizontal pipe with a perforated plate, forming a low-suction oil path. The oil outlet pipe extends horizontally out of the tank side plate. A horizontal pipe is connected at the junction of the vent pipe and the intermediate pipe, and the other end of the horizontal pipe connects to the oil outlet pipe via a downcomer, forming a high-suction oil path. The horizontal pipe is parallel to the horizontal pipe with a perforated plate. The highest point of the inner wall of the horizontal pipe is flush with the low level. The lowest point of the perforation in the horizontal pipe with a perforated plate is flush with the low-low level. This invention has a simple structure and effectively avoids rapid leakage of lubricating oil from the oil suction interface of the lubricating oil tank side plate, thus protecting the lubricating oil tank from low levels.

This utility model relates to the field of mobile energy storage vehicle technology, specifically a mobile energy storage vehicle with temperature control function. It includes an adapter box, a main control box, a power module, an EV charging gun, a mobile frame, an energy storage battery, and a temperature control component. The adapter box, main control box, power module, EV charging gun, and energy storage battery are all mounted on the top of the mobile frame, and are electrically connected to the energy storage battery. This utility model achieves mobile charging equipment, flexibly meeting the charging needs of scenarios such as old residential areas, highways, and temporary operations, solving the problem of fixed charging pile layout limitations. Its temperature control component monitors the energy storage battery temperature in real time through a thermal management driver, driving the coolant to circulate between the battery cooling plate, heat exchanger, and coolant tank to achieve dynamic heating or cooling, avoiding abnormal temperature affecting battery charging and discharging efficiency and safety. Compared with traditional cooling methods, it is more efficient and uniform.

The utility model provides a converter station concrete mass foundation crack prevention device relates to the electric power civil engineering technical field, include: mass foundation, the mass foundation top is equipped with the pile foundation, and the mass foundation is equipped with the foundation main muscle inside, and the foundation main muscle is divided into longitudinal reinforcement and cross muscle, and the longitudinal reinforcement and cross muscle cross distribution, and the pile foundation is equipped with the vertical muscle inside, and the vertical muscle below inserts into the mass foundation inside, and the vertical muscle of pile foundation inside is provided with the inside stirrup, the utility model not only can through the stirrup tight hoop, prevent because the external temperature change and other factors lead to the pile foundation cracking, still can through the cooling water flow in the mass foundation inside and take away the mass foundation internal heat, prevent the mass foundation because the internal overheating leads to the cracking, solved the prior art cannot prevent the problem that the concrete cracks because of the mass internal foundation heating.

The utility model discloses an adjusting device for sliding contact line connection, which belongs to the technical field of sliding contact lines and comprises a copper head sliding contact line, a steel base is slidably connected in the copper head sliding contact line, adjusting plates are in threaded connection with the middles of the two sides of the steel base through bolts, stress plates are fixedly connected with the bottom ends of the two sides of the steel base, and the stress plates are in threaded connection with the steel base through bolts. A mounting groove is formed in the middle of one side of the stress plate, and a heat dissipation assembly is fixedly connected to the position, located on the edge of the mounting groove, of one side of the stress plate. Through the arrangement of the steel base, the adjusting plate and the bolt, a gap is reserved between the adjusting plate and the steel base so as to adapt to the deformation of the copper head sliding contact wire, so that the copper head sliding contact wire always has good contact, and the phenomena that resistance is increased, the power transmission efficiency is reduced, sparks and even safety accidents are caused, and the production stability and safety are influenced are avoided; the dustproof net can prevent dust from affecting normal operation of the induced draft fan, and the induced draft fan can accelerate heat dissipation of the surface of the copper head sliding contact line.

This invention discloses a steel-wood composite load-bearing structure with adaptive connection nodes, belonging to the field of building engineering. It includes two vertically arranged load-bearing components spaced apart, connected by a connecting mechanism. The two load-bearing components are connected together via this mechanism, and the distance between them is adjustable. Each load-bearing component has two vertically spaced grooves on opposite sides. Each groove has a slot on both sides, and a slider is installed within the groove. A protrusion is fixedly installed on both sides of the slider, and the protrusion slides within the slot. The connecting mechanism includes two cross-connecting rods. By creating grooves on opposite sides of the load-bearing components, the slider slides within the grooves, and the linkage of the cross-connecting rods allows for flexible adjustment of the distance between the two load-bearing components. This allows the steel-wood composite load-bearing structure to adapt well to different scenario requirements, greatly improving the structure's versatility and adaptability.

The utility model provides a kind of hanging basket for bridge construction, including hanging basket subassembly and the hanging basket body of connecting hanging basket subassembly, four side directions protective net are connected on hanging basket body, each protective net is equipped with rectangular frame, three rectangular frames are fixedly arranged on hanging basket body, another rectangular frame is movably installed in hanging basket body by metal hinge, and the top end of each rectangular frame is equipped with heightening protection subassembly.The utility model has the beneficial effects as follows: by inserting heightening groove with protection plate two, personnel can manually pull protection plate two, so that the height of protection plate two and protection plate one is added, the protection height is further improved, the construction safety is further optimized, and the threaded hole one and threaded hole two are provided, and the screw is additionally configured to be fixed, i.e. protection plate two and protection plate one can be connected and fixed, so that the hanging basket designed by the utility model is simple, the protection height of four square sides can be adjusted, and the construction safety of hanging basket is ensured.

The utility model relates to the technical field of rail transit, in particular to a steel rail fastener, which comprises a fastener mechanism, a steel rail fastener and a fastener, the limiting mechanism slides on the bolt and can limit and buffer the fastener; and the compression-resistant mechanism slides on the bolt, is positioned above the limiting mechanism and can be used for buckling and pressing the steel rail. According to the utility model, the limiting block I and the limiting block II are matched with each other to limit the limiting seat, so that the limiting block III is accurately attached to the bottom of the steel rail, the displacement of the steel rail in the horizontal direction is effectively prevented, and a stable supporting foundation is provided for the steel rail; part of impact force generated when a train runs can be buffered, friction and abrasion between the sleeper and the limiting base are reduced, the service life of the sleeper and the service life of the limiting base are prolonged, and meanwhile the stability of the whole fastener system can be improved.

This utility model discloses a high-current connector, which includes a socket and a plug. The plug is provided with conductive terminals, and the socket is provided with conductive posts that accommodate and abut against the conductive terminals. A heat-conducting plate is provided on the outer wall of the socket and plug. Several equally spaced heat dissipation fins are evenly distributed along the circumference of the outer wall of the heat-conducting plate, and several raised heat-conducting parts are provided on the inner wall of the heat-conducting plate. A terminal block is connected to the conductive posts and conductive terminals. The heat generated by the connection between the conductive terminals and conductive posts is efficiently conducted to the heat-conducting plate through thermal grease, and then exchanged with the outside cold air by the heat dissipation fins, effectively controlling the operating temperature. The design of the heat dissipation parts and the heat-conducting grooves increases the contact area of ​​the thermal grease, improving heat conduction efficiency. This structure ensures that the temperature rise is maintained within a safe threshold even in a sealed state, preventing high temperatures from affecting the stability and safety of the equipment.

The utility model discloses an underground mining anti-falling safety protection net, which comprises a fixed half ring, a limiting half ring, a locking assembly and an elastic assembly. A plurality of fixed half rings are symmetrically arranged in the inner cavity of a mine shaft, and a fixing assembly is arranged on the outer side of the fixed half ring. A plurality of limiting half rings are symmetrically arranged on the inner side of the fixed half ring. The locking assembly is arranged at the splicing position of the fixed half ring and the splicing position of the limiting half ring. The locking assembly comprises an insertion connecting part arranged at the top of the splicing position of the fixed half ring and the limiting half ring. A tensioning part is connected to the insertion connecting part. The elastic assembly is arranged on the opposite side of the fixed half ring and the limiting half ring. The utility model fixes the spliced fixed half ring and the spliced limiting half ring by using the locking assembly. The elastic assembly arranged on the opposite side of the fixed half ring and the limiting half ring is used to prevent objects from falling. The design can flexibly intercept the falling objects during the transportation of the mine shaft basket, avoid the direct falling of the objects, and affect the safety of the staff at the bottom of the mine shaft.

The utility model relates to the technical field of power supply protection plates, and discloses a lithium battery power supply protection plate with a charging protection function, which comprises a battery box, a lithium battery body is fixedly arranged in the middle of the inner bottom surface of the battery box through bolts, and a power supply protection plate body is fixedly arranged at the upper end of the lithium battery body. Stabilizing mechanisms are fixedly arranged on the two sides of the battery box and the middle positions of the upper sides of the front end and the rear end of the battery box through bolts, a voltage measuring mechanism is fixedly arranged at the rear end of one side of the battery box, the multiple stabilizing mechanisms comprise mounting plates, and two spring dampers are fixedly arranged on the inner bottom surfaces of the multiple mounting plates; a pressing plate is fixedly arranged at the upper ends of the multiple spring dampers. According to the utility model, the stabilizing mechanism adopts the design that the spring damper is matched with the pressing plate, so that the power supply protection plate body can be limited, the stability of the power supply protection plate body can be improved during the operation of the device, the damage caused by factors such as vibration is reduced, and the maintenance frequency is reduced.

An anti-toppling device of a movable scaffold comprises a supporting frame assembly. The supporting frame assemblies are supported on the lower portions of vertical rods of the movable scaffold at intervals. The supporting frame assembly comprises a vertical fixing rod, a positive supporting rod, a positive supporting upper connecting rod, a positive supporting lower connecting rod, an auxiliary supporting rod, an auxiliary supporting upper connecting rod and an auxiliary supporting lower connecting rod. The vertical fixing rod is detachably connected with the lower part of the vertical rod; the positive supporting rod, the auxiliary supporting rod and the vertical fixing rod are arranged in a triangular mode, and the positive supporting rod and the auxiliary supporting rod are both parallel to the vertical fixing rod. The positive support upper connecting rod is obliquely connected between the positive support rod and the top of the vertical fixing rod; the positive support lower connecting rod is horizontally connected between the lower part of the positive support rod and the bottom end of the vertical fixing rod; the auxiliary support upper connecting rod is obliquely connected between the top of the auxiliary support rod and the upper part of the vertical fixing rod; the auxiliary supporting lower connecting rod is horizontally connected between the lower portion of the auxiliary supporting rod and the lower portion of the vertical fixing rod. The movable scaffold solves the technical problem that a traditional movable scaffold is prone to toppling over in the construction process.

The utility model discloses a temperature control medicine box relates to medical instrument technical field, wherein, temperature control medicine box includes casing, refrigerating plant and control module, casing forms at least one first storage box and at least one second storage box, and the opening of each first storage box and each second storage box all covers and is equipped with the cover that can open and close, refrigerating plant, set up in casing, and use to refrigerate each first storage box, the utility model provides technical scheme in, when the temperature in first storage box exceeds the preset temperature threshold value, control module can adjust refrigerating plant to adjust its refrigeration temperature. The temperature control medicine box has realized the temperature zoning management to the medicine, has placed the medicine of different storage conditions in different areas and realized the storage, avoided the medicine because of the improper storage environment and reduced or lost the medicinal property, influenced the treatment effect and patient safety.

This utility model relates to the field of support pole technology and discloses a lightweight support pole for a railway station isolation tent, including a base corner seat, a vertical support pole, and a horizontal support pole. A first side groove is provided on one side of the base corner seat. The vertical support pole is inserted into the top of the first side groove from top to bottom. The horizontal support pole is inserted into the bottom of the first side groove. Several first locking frames are fixedly connected to adjacent sides of the vertical support pole, and several second locking frames are fixedly connected to the top of the horizontal support pole. An inclined support pole is provided at the top of the base corner seat. The vertical support pole and the horizontal support pole are connected through the base corner seat. An inclined support pole is fixedly installed inside the first and second locking frames on one side of the vertical and horizontal support poles, making the connection between the vertical and horizontal support poles triangular. This secures the tent's support frame and prevents deformation or breakage of the vertical support pole due to strong winds or accidental collisions, thus ensuring the stability and safety of the isolation tent.

The utility model relates to communication information system technical field especially a kind of server for communication information system, including server main body, the one side of server main body is equipped with blowing heat dissipation mechanism, the lower side of the other side of server main body is evenly opened and is connected with hole, the outside of the wire hole is provided with wire protection assembly, the outside lower side of the wire hole is equipped with surplus line winding mechanism. Advantageous effect lies in: the utility model is closely wrapped in the surface of cable by protective sleeve, improves dustproof and moisture-proof performance, avoids dust and water vapor to enter the inside of wire hole and influences the safety of wiring;After keeping cable wiring, wiring is clear and neat and not scattered, it is convenient for subsequent maintenance gap and replacement cable, avoid that cable is pulled and dragged when, pull off the connecting line between cable and wire hole, keep server main body safe and stable connection use.

The utility model relates to the technical field of sterilization devices, in particular to an efficient oral liquid sterilization device which comprises sterilization equipment, the sterilization equipment comprises a tank body, a plurality of sensor elements are arranged at the top end of the tank body, a sealing door is movably installed on the front face of the tank body, and two brackets are symmetrically installed on the inner wall of the tank body. A bearing frame is movably installed on the surface of the bracket, a pipeline is arranged in the tank body in a surrounding mode, the pipeline comprises an air inlet pipe, and a steam connecting pipe is connected to the left side of the air inlet pipe. The steam inlet pipe is externally connected with the steam generator, so that high-temperature steam passes through the steam connecting pipe, then passes through the steam spraying pipe of the flow dividing pipe and is sprayed out from the nozzle end of the steam spraying pipe to sterilize an oral liquid bottle, and the oral liquid bottle can be effectively heated through the design of the steam spraying pipe arranged in a surrounding mode. And the oral liquid bottle at the central part can be directly impacted by high-temperature steam, so that the central part can be quickly heated, and the heating uniformity of the oral liquid bottle is improved to a certain extent.

The utility model discloses a green plant planting fixing device, and relates to the technical field of green planting, the green plant planting fixing device comprises a base, a tray, a planting plate and an inner tooth support block, the outer side of the base is provided with a water accumulation groove, vertical force arms are annularly distributed on the outer side of the base, and the outer sides of the vertical force arms are provided with adjusting mechanisms; an adjusting mechanism is arranged on the base, the adjusting mechanism adjusts the distance between the multiple sets of trays according to the types and heights of plants, positioning treatment of different types of plants is met, a positioning mechanism is arranged over the base, and the positioning mechanism adjusts the distance between the planting trays according to the height of climbing plants or potted plants, so that the growth height of the plants is conveniently controlled. In the using process, the trays are positioned on the outer sides of the vertical force arms, then according to the number of green plants and the height of the green plants, spacing adjustment and control are conducted on the multiple sets of trays, potted plants can be conveniently positioned, then plant growth gaps are controlled, and the situation that the plants are easily squeezed due to the too small spacing is avoided.

The utility model belongs to cell preparation technical field, concretely relates to a kind of tissue disrupter for cell preparation, including cell disrupter body, amplitude rod is installed in cell disrupter body inner wall, cell disrupter body inner wall installs lifting platform, lifting platform transverse end surface abuts beaker, silica gel pad that beaker surface abuts limit ring inner wall is bonded, limit ring other side surface is connected with moving rod, moving rod surface is slidably connected in the sliding slot of the top of mounting box, mounting box inner wall surface is connected with limit rod, limit rod other side surface is connected with fixed plate, the utility model, by the mutual cooperation between limit ring, moving rod, mounting box, sliding slot, limit rod, fixed plate, dovetail block, spring and side block, the beaker placed on lifting platform is clamped and limited, to avoid its in the process of being broken by ultrasonic vibration driven displacement, cause the influence cell breakage processing uniformity and security.

The utility model relates to a kind of wheel type public rail dual-purpose chassis and public rail dual-purpose vehicle.Wheel type public rail dual-purpose vehicle includes frame, four steel wheel assemblies, two steel wheel frames, four rubber wheel frames and four rubber wheel assemblies, when using on track, steel wheel is contacted with steel rail, four rubber wheel assemblies are respectively one-to-one correspondingly pressed on four steel wheels, steel wheel can roll on steel rail under the rotating action of rubber wheel assembly, to realize the walking of public rail dual-purpose vehicle on track, so rubber wheel assembly will not be directly contacted with steel rail, avoid the emergence of the security problems such as easy derailment in running process, easy to skid under rain and snow weather, thereby affecting vehicle traction and braking, and rubber wheel is directly contacted with steel rail, because the rolling resistance of steel wheel is extremely low, steel wheel has inherent directivity, steel wheel has strong carrying capacity, steel wheel has high running stability when walking on track, so public rail dual-purpose vehicle has high use safety, and also has strong carrying capacity.

The application discloses a safe physical human-computer interaction control method, a terminal and a medium. The method comprises the following steps: generating a desired trajectory of a rendered virtual interaction dynamic according to an interaction control equation of a robot and a human and an interaction force; shaping the generated desired trajectory according to a safety limit to obtain a safety reference trajectory; and issuing the safety reference trajectory to a robot controller for execution. The application solves the problem that traditional interaction control (admittance / impedance) cannot generally meet speed and position safety constraints. Speed limiting avoids the robot running too fast to affect interaction safety and comfort, and ensuring that the robot does not exceed the position constraint can avoid the collision between the robot and the environment, and also ensure that the human-computer interaction process does not exceed the set safety area, greatly improving the safety in physical human-computer interaction.

The utility model relates to a kind of multifunctional inverter brick, it includes: metal shell (1), the metal shell has top wall (11), side wall and the accommodating cavity (10) defined by the top wall and the side wall;Thin film capacitor module (2), the thin film capacitor module is housed in the accommodating cavity (10);EMC filter (3), the EMC filter is partially housed in the accommodating cavity (10) and is electrically connected to the thin film capacitor module;And power module (4) and drive board (5) fixedly connected to the top wall of the metal shell, wherein the power module (4) is located between the top wall and the drive board.This kind of multifunctional inverter brick compact structure, reduce the overall height of product, improve the performance of power module.

This utility model discloses a feeding device for popcorn production, including a steel frame. The steel frame has a frame structure, and guide rails are fixedly connected to the left and right sides of the front end of the steel frame. A hopper is slidably connected to the front end of the guide rails. A discharge port is opened at the lower rear end of the hopper. Electric telescopic rods are fixedly connected to the left and right sides of the upper rear side of the hopper. The telescopic end of the electric telescopic rod is fixedly connected to a gate through a connecting block. The gate corresponds to the discharge port of the hopper. A fixing plate is fixedly connected to the top of the steel frame. A motor is fixedly connected to the rear side of the upper surface of the fixing plate. A reducer is fixedly connected to the middle of the upper surface of the fixing plate. The output shaft of the motor is fixedly connected to the input shaft of the reducer. When using this equipment, the risks of workers climbing to heights can be avoided. Workers only need to pour the raw materials into the hopper, which can greatly reduce the workload and make popcorn feeding time-saving, labor-saving, convenient and fast.

The utility model discloses a display screen assembly and a mobile phone shell with a screen, the display screen assembly comprises an ink screen and a circuit board, the ink screen comprises a central display area and a peripheral non-display area, the peripheral non-display area is provided with two wiring ports, and the two wiring ports are symmetrically arranged; the circuit board is provided with connecting parts which are at least overlapped with the two wiring ports, the two connecting parts are electrically connected with the two wiring ports respectively, the circuit board is provided with an avoiding part, and the avoiding part avoids the central display area. According to the arrangement, when the display screen assembly is arranged in the middle of the mobile phone shell, the connecting part connected with the wiring terminal can avoid a wireless charging area of a mobile phone, electromagnetic interference between the mobile phone and the connecting part during wireless charging can be avoided, energy loss during charging is avoided, local heating during wireless charging is avoided, and the service life of the mobile phone is prolonged. And the safety of mobile phone equipment is influenced.