23results about How to "Avoid direct delivery" patented technology

The application discloses a wind turbine blade mountain curve transportation control method, belongs to the wind power blade transportation control technical field, and is applied to a transportation vehicle which is provided with a floating type steering bracket, a hydraulic actuator group and a displacement sensing array. The method comprises the following steps: acquiring a curve radius sequence and a road surface lateral slope angle sequence of a current driving route of the vehicle; calculating a first deflection trend angle of a blade end portion relative to a vehicle longitudinal axis according to the curve radius sequence and the road surface lateral slope angle sequence; driving the hydraulic actuator group to adjust a lateral offset amount and a longitudinal inclination angle of the floating type steering bracket; collecting a blade root strain value and a bracket hinged point displacement value in real time during the adjustment; generating a damping adjustment instruction for limiting a swing amplitude according to the strain value and the displacement value; and sending the damping adjustment instruction to a throttle valve of the hydraulic actuator group to change a swing damping coefficient. The application realizes adaptive control and dynamic damping adjustment of a blade transportation posture, and improves the safety and stability of mountain curve transportation.

The utility model provides a kind of valve group and compressor of miniaturization reciprocating compressor, it is related to compressor field, to the problem that the temperature of existing small compressor cylinder head is too high, gas flow resistance increases and leads to efficiency reduction, by the offset structure of valve plate on the valve plate subassembly suction hole, enlarge suction valve port flow area, reduce suction resistance, reduce the pressure loss and friction heat in suction process, to reduce suction overheating, from the source to relieve cylinder head overheating problem, allow to adopt smaller size cylinder hole, meet the demand of compressor miniaturization, the valve tongue both sides of suction valve piece are provided with contraction part to form waist, exhaust hole is arranged between two sides waist, adapt to the compact space of miniaturization valve group, suction muffler outlet and cylinder cover keep apart, leave gap, cut off the heat conduction path between cylinder cover and suction muffler, form heat insulation, reduce suction overheating, reduce cylinder head temperature benign cycle, improve miniaturization reciprocating compressor efficiency.

The present invention discloses a novel flue connection device, including a smoke outlet section flue, a first smoke inlet section flue and a second smoke inlet section flue, wherein the smoke outlet section flue is connected to the first smoke inlet end flue and the second smoke inlet section flue, a first connection device is provided at the first flue expansion joint of the smoke outlet section flue, and a second connection device is provided at the second flue expansion joint of the smoke outlet section flue. The present invention arranges a plurality of connectors around the first flue expansion joint and the second flue expansion joint respectively so that the first flue expansion joint and the second flue expansion joint can withstand the flue pressure, thereby avoiding the direct transmission of the smoke blind plate force at the first flue expansion joint and the second flue expansion joint to the flue bracket, thereby extending the service life of the flue bracket without the need to reinforce the flue bracket separately. Compared with the reinforced bracket, the maintenance cost of the connector of the present invention is lower, and it is convenient to repair and replace damaged connectors.

The utility model relates to the technical field of sewage treatment devices, and discloses zero-valent iron sewage treatment equipment which comprises a filter tank, an upper cover is mounted at the upper end of the filter tank, a feeding pipe is mounted in the middle of the upper cover, a lower cover is sleeved at the lower end of the filter tank, a U-shaped pipe is mounted in the lower cover, and a discharge pipe is mounted in the U-shaped pipe. And a lower supporting frame is fixedly connected to the lower end of the interior of the filtering box. According to the zero-valent iron sewage treatment equipment, the filtering devices are stacked in the filtering box, meanwhile, a partition plate is installed between the filtering devices and the liquid conveying box, the partition plate conducts sealing protection treatment on the space between the liquid conveying box and the filtering devices, and meanwhile after a limiting plate is installed in a limiting hole, the limiting plate is clamped in the limiting hole. The limiting plate is used for limiting the positions of the two groups of filtering devices, and the limiting plate is used for sealing the two groups of filtering devices, so that the sealing performance between the two groups of filtering devices prevents liquid from sliding downwards from gaps between the liquid conveying box and the filtering devices, and then the sewage treatment efficiency is improved.

The utility model discloses a diesel component monitoring mechanism for a mixed loading truck, and relates to the technical field of diesel separate monitoring, the diesel component monitoring mechanism comprises a mixed loading truck body, an oil storage tank and a controller, the bottom of the mixed loading truck body is provided with two support plates, the bottoms of the two support plates are respectively provided with two mounting blocks, the tops of the plurality of mounting blocks are respectively provided with a pressing plate, and each pressing plate is provided with a pressing plate. The utility model relates to a diesel oil storage tank which comprises a tank body, a plurality of mounting blocks are arranged in the tank body, a plurality of pressing plates are arranged in the mounting blocks, the pressing plates are inserted into the mounting blocks and are in sliding connection with the mounting blocks, the pressing plates are fixedly connected with a supporting plate, and two fixing blocks are fixedly arranged at the bottom of each pressing plate. The diesel oil storage tank has the advantages that the flanges are matched with the fixing bolts, so that diesel oil in the oil storage tank is conveyed into the tank body; the pressure sensor is arranged to monitor the delivery amount of the diesel oil, the display screen is arranged to display the weight detected by the pressure sensor, and the valve is further arranged to be matched with the pump to control the delivered diesel oil.

The invention relates to the technical field of machine learning and artificial intelligence, and discloses a federated learning model training method, which comprises the following steps: extracting data features from an original data set, and determining a sampling range according to the data features; sampling the original data set according to the sampling range to obtain sampling data; determining a grouping number, and grouping the sampling data according to the grouping number to form a grouped data set; selecting an optimal fitting distribution model based on the grouped data set, and inputting the grouped data set into the optimal fitting distribution model to obtain a target data set; and performing federated learning model training by using the original data set and the target data set to obtain a target global model. According to the method, the target data set which is similar to the original data but does not contain the real original data is generated by combining the optimal fitting distribution model through the statistical characteristics of the grouped data set, so that direct transmission and exposure of the original data are avoided, and privacy protection is realized.

The present invention relates to the field of audio processing technology, and discloses a Bluetooth speaker with a hidden interface protection mechanism, comprising an audio shell, a mesh plate, a speaker module, a control panel and an expansion interface, wherein the mesh plate is fixedly connected to the outer side wall of the audio shell, the speaker module is arranged inside the audio shell, and the control panel is fixedly connected to the upper surface of the audio shell; when a first circular plate slides inside a first limiting sleeve, it squeezes a first spring, and the first spring absorbs energy and elastically contracts when squeezed, so that the kinetic energy generated by the vibration of the speaker module can be buffered through the elastic contraction and rebound of the first spring, so that the speaker module is prevented from rigidly contacting the audio shell when vibrating for sound and driving the audio shell to vibrate together, thereby reducing the noise generated by the vibration of the audio shell and the speaker module together, and also preventing the internal parts of the audio shell from loosening and falling off due to high-frequency vibration during use when the audio shell and the speaker module vibrate together.

The invention relates to an intelligent heat dissipation device for an automobile charging pile, and aims to effectively manage heat generated in the charging process and realize effective utilization of energy through an intelligent temperature regulation and heat dissipation mechanism. The device comprises a multi-stage heat dissipation structure, an evaporative cooling mechanism, a dynamic heat dissipation regulation system and a double-path temperature regulation system; heat generated in the charging process of an equipment body is transferred and dispersed step by step, overheating is prevented, the service life of the equipment is prolonged, the first evaporation chamber and the second evaporation chamber are filled with fluorinated liquid and pentafluoropropane correspondingly, efficient evaporative cooling is achieved, the heat supply mode and the cold supply mode can be flexibly switched according to the actual requirements of a vehicle, and the heat generated by the charging pile is used for charging the vehicle. Extra consumption of electric energy for heating or cooling of a vehicle is reduced, particularly, energy can be remarkably saved through heat supply under the cold weather condition, the heat conduction liquid circulation system conducts temperature management on the charging cable, it is ensured that the charging cable is kept at the proper temperature during high-load charging, and the charging safety is improved.

The present application discloses a hydraulic structure and a gate system thereof. The gate system is used for hydraulic structures and includes a gate leaf, a support arm assembly, a gate pier and an opening and closing device. The gate pier has a water passage, and the gate leaf is movably arranged in the water passage; in the width direction of the gate leaf, the gate leaf is curved from the middle to the edge in an arc shape, and the bending direction is toward the backwater side of the gate leaf; the support arm assembly is arranged on the backwater side of the gate leaf, and the two ends of the support arm assembly are respectively connected to the gate leaf and the opening and closing device, and the opening and closing device drives the gate leaf through the support arm assembly to switch between a first state and a second state; wherein, in the first state, the gate leaf blocks the water passage, and in the second state, the gate leaf avoids the water passage. The above scheme can prevent the gate from becoming unstable.

The utility model discloses a kind of biodegradable material mixing devices, including stirring frame, the top end of stirring frame is connected with protective device, protective device includes control sleeve, connecting sleeve, connecting rod, clamping groove, configuration groove, configuration plate, clamping block, configuration block, linkage sleeve, control block, connecting spring, control groove and storage groove, clamping groove is opened in the outside of connecting rod, configuration groove is opened in the inside of connecting sleeve, clamping block is connected with the inner wall of storage groove by connecting spring, configuration block is connected in configuration plate one side, control block is set in the outside of linkage sleeve, control groove is opened in the inside of control sleeve, storage groove is opened in configuration block, connecting sleeve outside is provided with locking mechanism, locking mechanism includes horizontal plate, vertical plate, locking sleeve, movable groove, movable plate, fixed block, locking spring and locking block, three horizontal plates are connected in the side of locking sleeve by vertical plate, the structure stability after threshold value is adjusted is ensured while the utility model realizes the flexible adjustment of overload protection threshold value, ensure that mixed work can be stably carried out.

The utility model discloses a kind of connection structure of centrifugal fan volute and motor, including volute, volute side fixed connection damping component, the side of damping component away from volute is equipped with suction component, part structure of the suction component is inserted into volute and penetrates damping component, one is directly blocked vibration energy along the path of linear penetration rubber layer, avoid energy direct transmission;Two are forced vibration wave at the interface of staggered sheet and rubber repeatedly occurs reflection and scattering, significantly improve the dissipation efficiency of vibration energy, to further weaken vibration transmission intensity.

The utility model discloses a kind of soft package power battery waterwheel long setting device with floating overvoltage protection, including support assembly;Driving mechanism, including cylinder and several linear guides, each linear guide is equipped with slider, slider is fixedly connected with slider connecting plate on it, long setting battery positioning plate is installed on slider connecting plate, two long setting aluminum profiles are installed on long setting battery positioning plate, gap is between two long setting aluminum profiles, gap is used to accommodate battery tab;Floating mechanism, including a plurality of floating units arranged on long setting aluminum profile, each floating unit includes bushing, guide shaft, spring and first insulating plate, guide shaft is slidably arranged in bushing, spring is sleeved on guide shaft, the front end of guide shaft is provided with first insulating plate, and first insulating plate is in contact with battery body;Control mechanism, including PLC and solenoid valve, PLC is used to control linkage of device and other equipment, and solenoid valve is used to control the extension and retraction of cylinder.

The utility model belongs to the technical field of energy storage, and relates to an energy storage box and an energy storage system.The energy storage box comprises a first box body and a second side plate, at least one battery module is contained in the first box body, and the first box body comprises a first side plate; the second side plate is sealed on the side, provided with the anti-explosion valve, of the battery module, the second side plate and the first side plate are spaced to form an exhaust space, the second side plate is provided with an avoiding hole communicated with the exhaust space, and the anti-explosion valve faces the avoiding hole. According to the technical scheme, when thermal runaway happens to the battery cells, generated smoke can be rapidly collected into the exhaust space through the avoiding holes, gas-electricity separation is achieved, the technical effect of gas-electricity separation can effectively prevent single-point thermal runaway heat and smoke from being directly transmitted to the adjacent battery cells, and the risk of chain reaction is reduced; in addition, due to the exhaust space, smoke generated by thermal runaway can be safely guided and exhausted, and the safety of the energy storage box and the overall reliability of the system are further improved.

This invention discloses a high-pressure-resistant power battery protective shell based on a multi-dimensional honeycomb structure, relating to the field of power battery protection technology. It includes an upper protective cover, with side plates fixedly connected to both ends of the upper protective cover via fixing mechanisms. The two side plates are arranged opposite each other and enclose a cell-accommodating cavity. A honeycomb pressure-resistant mechanism is provided on the side of the upper protective cover facing the cell-accommodating cavity. At least two sets of symmetrically distributed lifting mechanisms are provided on the outer sides of both side plates. The multi-dimensional gradient composite honeycomb structure achieves high pressure and impact resistance protection, while also possessing flame-retardant, heat-absorbing, and heat-dissipating properties. This solves the problems of insufficient pressure resistance, single protective function, and poor installation adaptability of traditional power battery protective shells, significantly improving the safety and stability of power battery use.

The invention discloses a large-extraction-amount kiln arch foot beam assembly and an installation method thereof, and belongs to the field of substrate glass kiln equipment, the arch foot beam assembly comprises a plurality of sections of arch foot beams, a bottom supporting device and a rear end jacking device; each arch foot beam comprises channel steel and a reinforcing steel plate, the reinforcing steel plate is welded to the outer side of each channel steel, a preset gap is formed between every two sections of arch foot beams, the bottom supporting devices are installed at the bottoms of the reinforcing steel plates, and the rear end jacking devices are installed at the rear ends of the reinforcing steel plates. The bottom supporting device and the rear end jacking device are used for fixing the arch foot beam to the inner side of a kiln stand column, the arch foot beam and the bottom supporting device are insulated, and the arch foot beam and the rear end jacking device are insulated. The arch foot beam can solve the problem that an existing integral arch foot beam is distorted and deformed due to expansion in the process of heating up a kiln.

The utility model relates to an electric warmer control box heat insulation structure which is applied to an electric control box connected to one end of a heat radiation assembly of an electric warmer, a heat insulation distance is formed between the electric control box and the heat radiation assembly, and a wire protection sleeve is installed between the electric control box and the heat radiation assembly. And the end part, extending into the electric control box, of the wire protection sleeve is provided with a tightening structure for realizing necking. The heat insulation structure is helpful for reducing hot air in the heat radiation assembly from entering the electric control box.

The utility model discloses a burner inlet air filtering device which comprises an air suction box, one side of the air suction box is fixedly connected with a pipeline, the other side of the pipeline is provided with a filtering box, the side face of the filtering box is provided with an air inlet groove, the upper portion of the air inlet groove is provided with a baffle, and the front end of the filtering box is provided with a box door. The interior of the filter box is fixedly connected with a mounting seat, the upper part of the mounting seat is fixedly connected with a partition plate, the side surface of the partition plate is provided with a coarse filter, the middle part of the upper end of the mounting seat is provided with a fine filter, the lower part of the air suction box is fixedly connected with a dust collection box, and the lower part of the mounting seat is fixedly connected with a flow guide pipe; according to the gas inlet device of the combustor, the problem that impurities easily enter the gas inlet device of the combustor when the gas inlet device is used can be solved, the use safety effect of the combustor is guaranteed, and the service life is prolonged.

The utility model provides a multifunctional energy-saving electric heating baking tray which comprises a base and a frame, a heating assembly is arranged on the base, and the base is provided with a heating assembly installation cavity and a control assembly installation cavity which are independently arranged. A sealing washer is arranged between the base and the frame; a groove capable of accommodating a heating body substrate is transversely formed in the sealing washer at the heating component mounting cavity, and the sealing washer separates the upper frame from the heating body substrate; and a protection circuit is coated on the heating body substrate. According to the structure, the sealing washer can strengthen the sealing structure, so that the sealing performance is better; the groove is formed in the sealing gasket, the sealing gasket separates the frame from the heating body substrate, heat of the heating body substrate can be prevented from being directly transmitted to the frame, and the temperature of the upper frame can be effectively prevented from being too high. According to the design of the protection circuit, when any position, close to the edge, of the heating body substrate cracks, the protection circuit can be disconnected, the situation of electric leakage is prevented, and the safety of a user is guaranteed.

The utility model discloses a battery pack, an electric vehicle and electric equipment, and belongs to the technical field of new energy, the battery pack comprises a bottom protection plate (100), a box body frame (200), a battery module (300) and a bottom protection layer (400); the bottom protection plate (100) is arranged at the bottom of the box body frame (200) to form an accommodating cavity of a battery module (300), and the battery module (300) is arranged in the accommodating cavity; and the bottom protection layer (400) is arranged between the battery module (300) and the bottom protection plate (100). By adding the bottom protection layer (400) between the bottom protection plate (100) and the battery module (300), when collision occurs, extrusion or impact energy borne by the bottom protection plate (100) can be further absorbed, impact borne by the bottom protection plate (100) is prevented from being directly transmitted to the battery module (300), buffering and further protection effects are achieved, damage to the battery module (300) is further reduced, and the service life of the battery module (300) is prolonged. And the safety of the battery pack is ensured.

This invention discloses a high-precision grinding system for the tip of a workpiece, belonging to the technical field of grinding systems. It includes an operating table with two symmetrical side frames fixedly connected to its top; a multi-dimensional clamping assembly positioned on the upper and lower sides of the operating table; a vision-sensing grinding positioning assembly positioned on top of the operating table; and a floating grinding head assembly positioned behind the vision-sensing grinding positioning assembly. The multi-dimensional clamping assembly provides stable clamping of the workpiece during grinding; the vision-sensing grinding positioning assembly achieves truly flexible intelligent manufacturing and compares the actual grinding effect with standard requirements, realizing integrated processing and inspection; the floating grinding head assembly effectively prevents impact force from being directly transmitted to the three-axis motion system and the workpiece surface.

The wind turbine generator cooling device comprises a cabin, an air suction opening is formed in one side of the top end of the cabin, an air suction fan used for conducting air suction on the interior of the cabin is installed in the air suction opening, and a protection assembly used for protecting the air suction opening is arranged outside the top end of the air suction opening. The exhaust fan can exhaust formed exhaust airflow to the outside of the cabin through the protection assembly after exhausting air in the cabin, an air inlet is formed in one side of the bottom end of the cabin, a limiting assembly is connected into the air inlet in a clamped mode, a filter box is detachably connected to the bottom end of the air inlet, and a plate type filter element is arranged on the upper portion of the interior of the filter box. A rubber frame is arranged at the bottom end of the filter box, a filter screen is arranged on the inner side of the rubber frame, a vibration motor arranged in the filter box is arranged at the top end of the filter screen, and a beating and dust vibrating assembly capable of beating and vibrating dust on the plate type filter element under the vibration of the vibration motor is arranged at the top end of the vibration motor. The cooling device has the advantages of being compact in structure, good in practicability, good in cooling effect and convenient to clean dust.

The utility model discloses a lap-joint welding structure of a strong pressure-resistant plate-fin type core body and end covers, which comprises two end covers, and a plate-fin type heat exchanger core body is clamped between the two end covers. The top of the joint of the two end covers and the plate-fin heat exchanger core and the bottom of the joint of the two end covers and the plate-fin heat exchanger core are each provided with a lap joint groove. The lap joint type welding structure is characterized in that lap joint grooves are formed in the top of the joint of the two end covers and the plate-fin heat exchanger core, and lap joint grooves are formed in the bottom of the joint of the two end covers and the plate-fin heat exchanger core. The joint of the core body and the end cover of the plate-fin heat exchanger is in lap joint through the lap joint piece and the lap joint groove, and the Z-shaped lap joint seam is formed at the lap joint position, so that the internal pressure of the plate-fin heat exchanger can be prevented from being directly transmitted to the welding seam, the pressure needing to be borne by the welding seam can be effectively reduced, and the service life of the plate-fin heat exchanger is prolonged. And meanwhile, a V-shaped chamfer is formed at the welding part of the core body and the end cover of the plate-fin heat exchanger, so that the appearance of a welding seam can be improved, the welding penetration depth is increased, and the plate-fin heat exchanger has higher pressure-bearing performance.

The utility model discloses a noise reduction device which comprises a device shell, a plurality of noise reduction mechanisms are arranged outside the device shell, and an auxiliary mechanism is arranged on the device shell. According to the noise reduction device provided by the utility model, when noise passing through the interior of the device shell is transmitted outwards through the exterior of the device shell, the noise penetrates through the device shell and the fixed shell to enter the interior of the fixed shell, and the noise entering the interior of the fixed shell is prevented from being transmitted by the fixed column and the limiting column; part of noise penetrates through the sound insulation plates layer by layer, in the process, the noise is continuously reduced due to the fact that the sound insulation plates and the noise reduction pads are blocked and absorbed, the noise penetrates through the sound insulation plates and the noise reduction pads layer by layer, then is separated by the partition plates and is rebounded in the separated space, and the noise is further weakened. Noise in the device shell is prevented from penetrating through the device shell to be directly transmitted to the outside, the noise in the environment where the computer is located is reduced, and the working efficiency of a user is improved.