157 results about "Electric transport" patented technology

The invention discloses a ton bag feeding device and method, belongs to the technical field of ton bag feeding, and solves the problems that an existing device is low in intelligence, high in manual dependence degree and low in feeding precision and efficiency. The device comprises a supporting frame, a feeding mechanism, a clamping mechanism, an AI visual monitoring module and a master control module. The supporting frame is provided with a camera and an electric conveying frame, the feeding mechanism comprises a feeding assembly with a telescopic pipe and a stirring assembly, the clamping mechanism comprises a liftable adsorption clamping assembly, the AI visual monitoring module is connected with the camera, and intelligent monitoring of the position, the in-place state, the bagging state and the bag opening falling state of the ton bag is achieved. And the master control module is linked with each mechanism to complete automatic operation. According to the method, unattended operation is achieved through full-process closed-loop operation of equipment initialization, ton bag feeding, AI visual monitoring and positioning, clamping mechanism adjustment, adsorption fixing, bagging monitoring, clamping fixing, real-time feeding monitoring, automatic abnormity processing, mechanism resetting and ton bag discharging.

The invention relates to the technical field of photoelectric detection devices, and discloses a photoelectric detector and a preparation method thereof, the photoelectric detector comprises a heterojunction, and the heterojunction comprises a first layer, a second layer and a third layer which are stacked; the first layer is made of a transition metal chalcogenide; the second layer is made of graphene; the third layer is made of two-dimensional semiconductor materials, and energy band structures of the three materials are arranged in a step shape. The invention further provides a preparation method of the photoelectric detector, according to the photoelectric detector and the preparation method thereof, the photo-generated carrier dynamic process of a two-dimensional material heterojunction interface is regulated and controlled through the design of a three-layer heterojunction structure, the electric transport characteristic of the photoelectric detector is optimized, and then the response speed of the device is increased.

The utility model provides a mountain rail electric transporter, which comprises a cargo box, a track, a transmission mechanism, a driving mechanism and a power mechanism. The driving mechanism is arranged at the bottom of the cargo box and connected to the track. The driving mechanism comprises a load-bearing wheel and a driving wheel, which are respectively arranged at the upper and lower sides of the track. The power mechanism comprises a battery and a motor, the battery is electrically connected to the motor, the transmission mechanism is connected to the motor and the driving wheel, and the motor drives the driving wheel to rotate through the transmission mechanism. By adopting the above technical scheme, the driving mechanism converts the rotational motion into a linear motion through the pin of the driving wheel, thereby driving the movement of the cargo box, and the load-bearing wheel and the driving wheel are held together on the track from top to bottom, which can avoid derailment, and the driving wheel is not subjected to load, thereby reducing the energy consumption of the power mechanism, and the motor is driven, so the noise is small, thereby providing a mountain rail electric transporter with low noise and strong power.

The utility model discloses an electric carrier protective fence which comprises a vehicle body, an installation frame is installed on one side of the vehicle body, a containing plate is installed at one end of the installation frame, a plurality of sets of idler wheels are connected to the containing plate in a rotating mode, and an adjusting protective mechanism is installed on the installation frame and the containing plate. The adjusting protection mechanism comprises a movable protection assembly and a turnover sealing assembly, the movable protection assembly is used for being adjusted to a proper protection position according to the size of a material, the turnover sealing assembly is used for sealing and blocking an opening for containing the material, and the movable protection assembly comprises movable grooves formed in the two sides of the mounting frame; the safety protection device is simple in structure and convenient to operate, the protection area can be adjusted according to actual requirements, the loading opening can be closed, the situation that cargoes or personnel are injured due to the fact that the cargoes fall out of the loading notch forwards when a vehicle body jolts in the moving and transporting process or a barrier suddenly emerges for emergency braking is avoided, and the safety protection device is worthy of popularization and application. And the practicability of the device is improved.

The invention discloses a self-supporting film high-voltage electric transport measurement device and a preparation method and application thereof, and relates to the technical field of electric transport measurement, and the self-supporting film high-voltage electric transport measurement device comprises a diamond anvil cell and a micro-nano structure device constructed on the lower anvil surface of the diamond anvil cell; the micro-nano structure device comprises an electrode circuit constructed by taking a self-supporting film as a structural material; and the electrode assembly is connected with the electrode circuit and is used for leading the electrode circuit out of the diamond anvil cell. According to the invention, the self-supporting film is completely and uniformly stripped from the substrate without cracks through a wet etching technology, and then the self-supporting film is transferred to the anvil surface of the diamond anvil cell through a heat release polymer transfer technology, so that the electric transport measurement device based on the self-supporting film is constructed. And an effective research means is provided for researching the physical characteristics of flexible electron oxide materials including self-supporting films under high pressure.

An oil return system for a compressor of an electric transportation refrigerating unit of a new energy refrigerator car comprises an oil separator, the compressor, a first-stage oil return capillary tube, an oil reservoir assembly, an oil return electromagnetic valve, a second-stage oil return capillary tube and a controller. An oil liquid outlet of the oil separator is connected with an oil inlet of the oil reservoir assembly through the first-stage oil return capillary tube, and an oil outlet of the oil reservoir assembly is connected to an air return pipeline of the compressor through two branch pipelines connected in parallel. The oil return electromagnetic valve and the second-stage oil return capillary tube are installed on two branch pipelines respectively, a control element capable of monitoring whether the running angle of a vehicle exceeds the safe inclination angle of the compressor or not is arranged on the oil reservoir assembly, and the controller is in signal connection with the control element and the oil return electromagnetic valve. The oil return device can ensure that the compressor can quickly return oil when the compressor exceeds a safe inclination angle.

The invention discloses a semiconductor workshop material allocation method and device based on an EMS system, and a medium. The method comprises the steps of obtaining actual operation parameters and historical operation data of a production workshop work station; according to the actual operation parameters and the historical operation data, a work station association value set and a work-in-process association value set between different work stations are obtained through calculation; based on the work-in-process association value set and the pre-acquired idle time of the electric vehicle, determining the allocation priority of the electric vehicle; calculating according to pre-acquired position information of the work station equipment and a preset path optimization model to obtain a path number set; calculating the material dispatching time according to the path number set and the pre-acquired running speed of the electric transport vehicle, and taking the material dispatching time as a material dispatching priority; and distributing the to-be-allocated material with the highest material allocation priority to the electric transport vehicle with the highest electric transport vehicle allocation priority. The method can reasonably dispatch materials and improve the production efficiency.

The invention discloses an electric transport measuring device and method, and the device comprises a probe structure which comprises a sample stage, a quantum probe assembly and an optical assembly, the sample stage is used for placing a to-be-measured sample, and an electric transport measuring condition is applied to the to-be-measured sample, so as to obtain an electric transport measuring signal; the quantum probe assembly is provided with a tuning fork and a piezoelectric crystal. The free end of the tuning fork is provided with an NV probe. The optical assembly emits exciting light, the exciting light is focused to the NV probe, microwave radiation is applied to the NV probe, and a fluorescence signal emitted by the NV probe is collected; the device also includes a control module for performing performance analysis based on the fluorescence signal and the electrical transport measurement signal. The electric transport measurement condition is applied to the to-be-measured sample through the sample table so as to obtain the electric transport measurement signal, and the electric transport characteristic is represented by monitoring the magnetic signal in combination with the quantum scanning magnetic imaging technology, so that the injection and extraction difficulty of local microscopic charges is reduced, and the measurement efficiency is improved.

1. The name of this design product: Fully electric transport truck (EPT15V). 2. Purpose of the product of this design: used for loading and unloading, stacking, stacking and short-distance transportation of materials. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

The invention discloses an intelligent adjusting type tea tree pruning machine, and relates to the technical field of pruning machines, the intelligent adjusting type tea tree pruning machine comprises an electric transport vehicle body, a stand column, a mounting plate and a pruning machine body, and the mounting plate is fixedly connected with a collecting box; a cleaning assembly is arranged in the collecting box; a first gear and a first driving piece are fixedly connected to the outer wall of a first short shaft on the top face of the collecting box, a second gear is fixedly connected to one end of a second short shaft on the side face of the collecting box, and a second driving piece is arranged at the other end. A second lead screw is rotationally arranged between the supporting plates on the top face of the collecting box, a positive and negative rotation motor is arranged at one end of the second lead screw, and a driving mechanism is fixedly connected to a second threaded sleeve on the outer wall of the second lead screw. By using the driving mechanism, the angle of the material guide plate is adjusted firstly, so that the material guide plate is located in the line spacing of tea trees, and branches and leaves are conveniently conveyed into the line spacing of the tea trees; then the sweeping assembly is driven to work, so that the branches and leaves in the collecting box can be conveniently cleaned, and the branches and leaves in the collecting box can conveniently fall into the line spacing of the tea trees.

The invention discloses an electric transport vehicle which comprises an operation unit, the operation unit comprises a speed operation unit and a direction operation unit, the speed operation unit is used for inputting a speed instruction, and the direction operation unit is used for inputting a direction instruction; the control unit sends a corresponding walking instruction according to the speed instruction and the direction instruction; the power unit executes a walking instruction; wherein the control unit further detects whether the operation unit completes the specified action or not when receiving the change of the direction instruction within the preset time, and sends a corresponding walking instruction to the power unit according to the latest direction instruction after detecting that the operation unit completes the specified action, otherwise, the control unit sends a parking instruction. According to the invention, the danger caused by changing the walking direction due to multiple times of misoperation of an operator in the walking process of the electric transport vehicle can be avoided, and the driving safety of the electric transport vehicle is improved.

The present invention belongs to the field of NEMS micro-pressure sensitive sensor design, specifically a PZT-based graphene composite pressure-sensitive thin film structure based on the flexoelectric polarization-enhanced force-electric coupling mechanism, which includes a Si / SiO2 substrate. A back cavity is provided on the Si / SiO2 substrate. A metal layer of pt / Ti is sputtered on the front surface of the Si / SiO2 substrate. A PZT ferroelectric thin film is sputtered on the metal layer of pt / Ti. A graphene thin film is on the PZT ferroelectric thin film. Metal electrodes are sputtered on both sides of the graphene thin film. A packaging substrate is on the back surface of the Si / SiO2 substrate. The present invention regulates the graphene thin film through the polarization voltage generated by the bending of the PZT ferroelectric thin film, applies a bias voltage to the graphene thin film, indirectly characterizes the transport of graphene carriers through the output current of the circuit, and further characterizes the change in the energy band of the graphene thin film, completing the exploration of the mechanism of regulating the energy band structure and electrical transport of graphene by PZT flexoelectric polarization, and completing the design of a high-sensitivity force-electric coupling PZT-based graphene composite pressure-sensitive thin film structure.

The invention discloses an electric power transmission buffer device for an electric tower, and relates to the technical field of electric power. The electric power transmission buffering device for the electric tower comprises a buffering shell, an insulating shaft and a connecting ring, the insulating shaft is movably connected to the top of the buffering shell, the insulating shaft is rotationally connected with the buffering shell, the connecting ring is fixedly connected to the top of the insulating shaft, and a sliding plug is movably connected to the left side in the buffering shell; a fixing ring is arranged in the buffer shell, and the end, close to the fixing ring, of the movable plug is fixedly connected with an elastic steel rope. According to the electric power transmission buffering device for the electric tower, the sliding plug is matched with the spring and the elastic steel rope to reduce the shaking of the fixing ring so as to reduce the shaking of a high-voltage wire fixed by the fixing ring, and the rigid steel rope is used for fixing and limiting the movement of the buffering shell so as to reduce the shaking of the high-voltage wire; and the insulating ring is cleaned through rotation of the rotating frame.

The present invention discloses a novel electric transport stacking truck, comprising a lifting chain, a clamping beam, a chain fixing plate, a clamping handle and a clamping sleeve. The lifting chain is driven by a lifting motor, and the lifting chain drives the chain fixing plate, and the chain fixing plate drives the clamping beam to achieve the lifting and lowering functions. In addition, the stepless speed regulation thumb wrench on the control handle can control the lower speed of the lifting and the inching function, which can not only meet the daily beekeeping observation needs, but also easily lift the beehive to the height of the truck bucket; by moving the clamping handle downward by the hand, the various connecting rods are driven to move by the lever principle, so that the clamping sleeve moves inward, and at this time the clamping sleeve is tilted by the outward force of the spring, driving the clamping devices on both sides to move inward at the same time to hold the beehive tightly. After clamping, the clamping handle adopts the triangular fixing principle to achieve the self-locking function after locking, so as to prevent the beehive from falling during use.

The invention relates to a method for shedding, during a predefined period of time, the electricity consumption of a fleet (420) of electric transport vehicles supplied by an electricity network, the fleet (420) comprising at least one active electric transport vehicle (420a, 420b) in operation, and each electric transport vehicle (420a, 420b, 420c, 420d) comprising an air conditioning system (460) designed to modify a temperature of an interior of the electric transport vehicle;the method comprising, during the predefined period of time:acquiring a difference between a reference frequency and a frequency of a voltage supplied by the electricity network;modifying the electricity consumption of the air conditioning system (460) of said at least one active vehicle (420a, 420b) as a function of said difference.

The invention belongs to the technical field of new energy aircraft design and new energy electric energy power systems, and particularly relates to a long-voyage electric transport aircraft system in an air battery replacement mode and a using method. Two types of aircrafts are used for cruising in a multi-aircraft formation flight mode, the front aircraft is a traction aircraft and mainly serves as a cruising electric energy provider, and one or more aircrafts can be replaced midway; the rear aircraft is a transport aircraft, mainly undertakes a commercial loading task (manned or loaded), only stores part of backup electric energy for maintaining safety and completely has no cruise electric energy, the cruise electric energy completely comes from the front traction aircraft, and the two types of aircrafts are connected through a power line capable of being connected and disconnected. The energy cost of the aircraft is greatly reduced in the use stage, and the carbon emission and pollutant emission of the aircraft in the use stage are greatly reduced.

A method for setting up an electrical transportation infrastructure in a mine includes receiving mining data for different time periods of a mining interval. The data identifies expected source locations where material is extracted and destination locations where it is delivered. Using this data, a time-dependent 3D network of the mine is determined for each period, either as separate networks of paths connecting the source and destination locations or as a single network covering all periods. Based on this network, a planned placement of the electrical transportation infrastructure is numerically determined to at least approximately minimize the expected total costs of the mine over the mining interval. These costs include estimated environmental costs from transporting material between source and destination locations, subject to mining constraints. Finally, the electrical transportation infrastructure is initialized in the mine according to the planned placement.

The utility model relates to the technical field of lifting platforms, in particular to an electric carrying lifter which comprises a base and a lifting platform, a top seat is fixedly arranged at the bottom of the lifting platform and located above the base, a left upper arm is rotatably arranged on the left side wall of the top seat, a left lower arm is rotatably arranged on the left upper arm, and a left lower arm is rotatably arranged on the left lower arm. The left lower arm is rotationally connected with the base, the right upper arm is rotationally arranged on the right side wall of the top seat, the right lower arm is rotationally arranged on the right upper arm, the right lower arm is rotationally connected with the base, the front upper arm is rotationally arranged on the front side wall of the top seat, the front lower arm is rotationally arranged on the front upper arm, and the front lower arm is rotationally connected with the base. A rear upper arm is rotationally arranged on the rear side wall of the top seat, a rear lower arm is rotationally arranged on the rear upper arm, and the rear lower arm is rotationally connected with the base. The elevator has the effects that the application range of the elevator is expanded, and the elevator can be flexibly applied conveniently.

The application provides a mine electric vehicle explosion-proof switch device, and belongs to the technical field of underground coal mine electric transport equipment. The mine electric vehicle explosion-proof switch device comprises a cable access cavity, the cable access cavity comprises an explosion-proof power cable access device and an explosion-proof communication cable access device, the explosion-proof power cable access device and the explosion-proof communication cable access device each comprise a cable lead-in sleeve, a sealing ring communication pipe, a sealing gasket, a sealing gasket pressing plate and a fastening kit, the sealing gasket pressing plate comprises a first pressing plate and a second pressing plate which are distributed at the front end and the rear end of the sealing gasket, and the fastening kit comprises an arc-shaped clamping plate, an annular inclined groove, an inclined sliding block and a key-shaped ring. The application connects a mine storage battery and a power box, is used for realizing the breaking of a power circuit, simultaneously realizing overload and overcurrent protection of a mine electric vehicle power circuit, avoiding that live conductors in the switch device are exposed in a dangerous gas environment, and causing an explosive safety hazard.

The invention provides a method and device for determining a lightning protection insulator in a power transmission line, and belongs to the technical field of power transmission. The method for determining the lightning protection insulator in the power transmission line comprises the following steps: acquiring a lightning protection level expected value of the power transmission line; obtaining a lightning current amplitude based on the lightning resistance level expected value of the power transmission line; utilizing an electromagnetic transient simulation model of the power transmission line to calculate energy absorbed by a lightning protection insulator when the power transmission line is struck by lightning under the lightning current amplitude, and obtaining an energy value of the lightning protection insulator; based on the energy value of the lightning protection insulator, determining and obtaining a resistor disc through-current capability index required by the lightning protection insulator; and determining and obtaining the model selection information of the lightning protection insulator based on the through-current capability index of the resistor disc required by the lightning protection insulator. And data support is provided for determination of the lightning protection insulator, so that the determined lightning protection insulator is more reliable.

The invention relates to a vehicle capable of transporting a driver and a load, comprising in particular: an accelerator configured to generate an accelerator signal (S); a mass measurement device (91) configured to determine a mass associated with the vehicle (M) dependent on the mass of said load when a load is transported by said vehicle; a speed measurement device (96) configured to measure a speed associated with the vehicle (Vv); a control element (10) configured to determine a motor setpoint (Cm) as a function of said mass associated with the vehicle, said accelerator signal, and the speed associated with the vehicle, and then transmit said motor setpoint to said at least one electric motor. Figure to be published for the abstract: Figure 2

The invention relates to the technical field of battery pack locking mechanisms, and particularly discloses a locking mechanism, a battery structure and an electric van, the locking mechanism comprises a locking seat, a lock catch, a connecting rod and an elastic piece, the locking seat and the lock catch are arranged on the two symmetrical sides of a box body, the locking seat comprises a seat body and an adapter hinged to the seat body, and the adapter is connected with the locking seat. A locking groove is formed in the lock catch, the first end of the locking rod is connected into a first mounting hole formed in the middle area of the adapter in a clearance fit mode, the second end of the locking rod can be inserted into or separated from the locking groove, and the elastic piece is arranged at the first end of the locking rod in a sleeving mode and used for driving the locking rod to keep the centering state with the first mounting hole. The clearance fit allows the second end of the locking rod to generate lateral displacement in the direction perpendicular to the insertion direction, so that the locking rod can bypass the lock catch to enter or exit from the locking groove, operation of the locking rod is more convenient, the matching precision of the locking rod and components such as the locking groove can be reduced, and the clamping phenomenon caused by size errors is avoided.

The application discloses a kind of intelligent adjustment type tea tree pruning machines, it is related to pruning machine technical field, including electric transport vehicle body, stand, mounting plate and pruning machine body, mounting plate is fixedly connected with collection box;Collection box is equipped with cleaning assembly;Gear one and driving part one are fixedly connected on the outer wall of short shaft one on the top surface of collection box, gear two is fixedly connected on one end of short shaft two on the side surface of collection box, and the other end is equipped with driving part two;Between the support plate on the top surface of collection box, screw rod two is rotatably arranged, one end of screw rod two is equipped with reversible motor, and driving mechanism is fixedly connected on the thread sleeve two on the outer wall of screw rod two;The use of driving mechanism, the angle of guide plate is adjusted first, so that guide plate is located in the row spacing of tea tree, so that the branches and leaves are conveniently transported into the row spacing of tea tree;Then drive cleaning assembly to work, it is convenient to clean the branches and leaves in collection box, so that the branches and leaves in collection box fall in the row spacing of tea tree.

The invention relates to the technical field of thermoelectric materials, in particular to a Bi2SeS2-based thermoelectric material and a preparation method and application thereof, the Bi2SeS2-based thermoelectric material takes Bi2SeS2 as a matrix, and the matrix is doped with a copper element and silicon carbide as a nano composite phase. According to the invention, the electric transport performance and the heat transport performance of the material are synchronously optimized through a synergistic strategy of Cu doping and SiC nano-compounding; cu doping effectively improves the carrier concentration and conductivity, SiC nano-compounding introduces a large number of nano-interfaces, the SiC nano-compounding and the point defects generated by Cu doping jointly construct a point defect-nano-interface multi-scale phonon scattering mechanism, and the lattice thermal conductivity is remarkably reduced. Moreover, the process for preparing the Bi2SeS2-based thermoelectric material is simple, the cost is low, the thermoelectricity of the Bi2SeS3 material at 773 K is successfully improved to 0.83, and a reliable way is provided for industrial application of the Bi2SeS2-based thermoelectric material.

This invention relates to a composite platform for low-floor electric buses, made of fiber-reinforced plastic utilizing a vacuum infusion method. The platform's key feature is a composite frame (1), consisting of transversal (12) and longitudinal (13) beams. Additionally, inserts (17,21) are incorporated into the beams (12,13) for securely attaching vehicle components. Separate front (2) and rear (3) arches are designed to support the vehicle's axles and suspension components. Further, external steel connections adaptable to specific axle types / models are integrated. Notably, the platform features a flat, three-dimensional deck structure. The deck components (4,5,6), adhered to the frame (1), enhance the platform's horizontal rigidity, and include a rectangular cutout for installing a disabled access ramp. The innovative design allows for the replacement of external connections in the front and rear arches, accommodating different types and manufacturers of axles. This platform provides the benefits of being lightweight and corrosion-resistant while maintaining the necessary strength and rigidity required for vehicle use.

The application provides a preparation method of a memory device and the memory device. The memory device is prepared by etching an electric transport layer into a write line and a read line, and the write line and the read line are in a cross structure. A magnetic coupling structure is formed on the cross area by using a magnetic metal film and an anti-ferromagnetic metal film. A heterojunction structure is formed between the lower electric transport layer and the upper metal protective layer. When a large current is passed through the write line, the magnetic moment direction of the magnetic metal film in the magnetic coupling structure can be fixed by SOT effect. Then, when a small current is passed through the write line, a potential difference can be generated at both ends of the read line, so that the resistance state can be read. The write line is electrically connected to the source electrode of a MOS transistor through a metal wire. By controlling the gate voltage state and the drain voltage state of the MOS transistor, the write and read operations of the memory device can be performed. Therefore, the process complexity and the manufacturing cost of the application are low, and the application has obvious advantages and wide application prospect.

1. Name of the product of this design: Electric transport truck (1). 2. Purpose of the product of this design: an electric transport vehicle. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The design content of the top view has been clearly displayed in the submitted views, so the top view is omitted; the bottom view is the part that cannot be seen during use, so the bottom view is omitted.

To provide an electric transport dolly that can realize more stable traveling by a simple configuration even when traveling in a narrow section.SOLUTION: A dolly includes: a body frame 2 having a loading platform 2A on the top; right and left handle portions 3 each extending rearward from the body frame 2 and having a grip portion 3a at a rear end portion in an extension direction; and two wheels 4 each attached to the body frame 2 and arranged opposite to each other in a right-left direction. One of the two wheels 4 is a drive wheel 4A consisting of an electric wheel 4 incorporating an in-wheel motor 10, and the other is a non-driven follower wheel 4B, and the right-left positions of the two wheels 4 are arranged on an inner side of the positions of the right and left grip portions 3a when viewed from the front.SELECTED DRAWING: Figure 1

The application discloses a kind of electric transport vehicles for material transfer, it is related to material transport technical field, including vehicle body, caster, brake structure and automatic lock assembly, vehicle body is equipped with the grid for loading, front caster is connected to motor, rear caster is connected with steering wheel by steering bridge, brake structure is made of brake piece and locking piece for front caster, the output end of automatic lock assembly is clamped in locking piece by engaging disc, the technical advantage of the application is: after setting automatic lock assembly and locking piece and the electric drive pedal linkage of vehicle body, the automatic lock of automatic lock assembly can be achieved after vehicle body stays, to ensure the stability of the whole vehicle when vehicle body stays;By setting air cylinder, when electric pedal is loosened, air cylinder is linked with electric pedal by controller, that is, vehicle body stops at any time, automatic lock assembly is locked in time, when electric pedal is stepped on, rack is lifted by reset spring, which realizes the real-time unlocking of automatic lock assembly.