207 results about "Power block" patented technology

The invention provides an electric energy meter data distributed storage method based on an improved PoS consensus. The method comprises the steps of obtaining electric energy meter data, performing space-time characteristic analysis on the electric energy meter data, forming an electric energy meter cluster, and constructing an electric energy meter data space-time characteristic model; acquiring block chain network node information, and calculating a node performance index and network delay; based on an electric energy meter data space-time characteristic model, a node performance index and network delay, nodes are grouped to form a node cluster, and the affinity between the electric energy meter cluster and the node cluster is calculated; and according to the affinity, distributing ammeter clusters, designing a data popularity evaluation function, formulating a hot data replication strategy and a life cycle management strategy, and outputting a spatio-temporal optimization fragmentation scheme. According to the method, the time-space characteristics and network topology of the power data are comprehensively considered, the optimization target that data are close to users and nodes are close to the data is achieved, and the performance and reliability of the power block chain system are improved.

The invention provides a handheld laser welding gun capable of welding various materials, and belongs to the technical field of welding guns, the handheld laser welding gun comprises a welding gun main body and a bottom cover which are connected to form a mounting cavity, an irradiation assembly is arranged in the mounting cavity and comprises a main body shell and an irradiation pipe, a connecting plate is arranged at one end of the welding gun main body, and the welding gun main body is connected with the bottom cover; a rotating assembly is arranged on one side of the connecting plate, and the multiple sets of lasers are installed on the rotating assembly. A controller and a recognition assembly are arranged on the two sides of the welding gun body respectively, a handle is arranged at the top of the welding gun body, a control key is arranged at one end of the handle, and a power block is arranged at one end of the welding gun body and connected with an external power source through a power line. According to the welding gun, different materials can be recognized through the recognition assembly, the multiple sets of lasers with different wavelengths are installed on the rotating assembly, the proper lasers can be selected according to needs through rotation of the rotating assembly, welding defects caused by wavelength mismatching are effectively avoided, and the welding seam quality and the welding strength are improved.

The invention relates to a cloud computing power dynamic distribution system and method based on a cloud server. The method comprises the following steps: establishing a mapping table between task data and computing power; creating a task prediction model and training; creating a computing power prediction model and training; predicting the task data of each terminal device through the task prediction model, and outputting a task prediction result of each intelligent terminal; predicting computing power data of the cloud server through the computing power prediction model, and outputting a computing power prediction result; dividing calculation power prediction results into different calculation power resource pools, and virtually segmenting calculation power into calculation power blocks with different sizes; extracting a task prediction result of each intelligent terminal, calling the mapping table to match a corresponding resource pool for the task of each intelligent terminal, and pre-allocating a specified computing power block to the task of each intelligent terminal; and collecting real-time task data of each intelligent terminal, and carrying out computing power redistribution on the real-time task data of the intelligent terminals which are not in the preset error range. The dynamic allocation of the computing power is realized, and the computing power allocation efficiency is improved.

The invention relates to the technical field of cable processing, in particular to a double-core cable high-quality branching and shaping device which comprises a base, and two branching mechanisms are symmetrically arranged on the base. Each branching mechanism comprises a lower sliding seat which slides horizontally; the upper sliding seat slides vertically; the power block slides horizontally and is provided with a V-shaped sliding groove; the sliding rod extends into the sliding groove. The limiting block is arranged on the motion trail of the lower sliding seat; in the initial position, the sliding rod stops at the end, close to the limiting block, of the sliding groove, and the lower sliding seat and the base are fixed through a first locking mechanism. At the clamping position, the lowest point of the middle of the sliding groove is aligned with the sliding rod, the first locking mechanism is unlocked, and the lower sliding seat and the power block are mutually fixed through the second locking mechanism; at the branching position, the power block drives the lower sliding seat to move to abut against the limiting block, and the second locking mechanism is unlocked; in the loosening position, the power block moves to the sliding rod and stops at the end, away from the limiting block, of the sliding groove. According to the invention, the cable branching quality can be effectively improved.

The utility model discloses a fertilizer adding device and relates to the technical field of fertilizer adding. The fertilizer adder comprises an adder body, the top of the adder body is fixedly connected with a liquid conveying pipeline, the top of the liquid conveying pipeline is rotatably connected with a spraying pipeline, and the top of the adder body is provided with a spraying assembly; the spraying assembly comprises an impeller, a stress rod and a sleeve. According to the fertilizer adding device, when rotary spraying is needed, a sleeve is moved, so that a stress block is moved to a power block, and during spraying, an impeller rotates, cooperates with a power rod, rotates a bevel gear I, cooperates with a bevel gear II, rotates a stress rod, cooperates with the power block, so that the stress block drives the sleeve to rotate, and cooperates with a belt I, so that a spraying pipeline rotates; and when rotary spraying is not needed, the spraying pipeline cannot rotate by resetting the sleeve, so that the spraying mode can be automatically and correspondingly adjusted, and the usability of the device is improved.

A digital power conversion system is described with a control system, power system, DC bus system, and AC bus system housed in a case. The user-programmable control system outputs pulse-width modulated (PWM) signals and input / output (I / O) signals. The power system uses these PWM signals to drive integrated power transistors to achieve a variety of power conversion functions. The DC bus system includes positive and negative DC buses accessible via positive and negative DC terminals and is connected to the power system, while the AC bus system comprises AC buses accessible via AC terminals and is also connected to the power system. The system provides an efficient and integrated power electronics platform at its rated ranges by harnessing digital power conversion and other techniques.

The utility model provides a punching device for shoelace holes, and relates to the technical field of shoelace hole processing. According to the shoelace hole punching device, a power block is started through external power, an eccentric wheel is made to rotate above a supporting frame through the power block, a transmission block is made to slide on the top face of the supporting frame through the eccentric wheel, a punching rod is driven to move downwards, and the height difference between the punching rod and a lifting plate can be adjusted; then a lifting plate is driven by a hydraulic rod to move downwards, punching operation is conducted on the vamps through punching rods lower than the lifting plate, adjustment is conveniently conducted according to the requirement for the number of holes formed in the vamps, and through sliding grooves with different angles in a movable frame, when the movable frame slides, the punching rods in the sliding grooves are made to be close to or away from one another; and through cooperation between the positioning frame and the sliding block, the punching rods can horizontally move in the direction of the moving groove during adjustment, and the operation distance between the punching rods can be conveniently adjusted.

The invention relates to a lightweight new energy vehicle flange pipe inclined side pulling die-casting die which comprises a movable die plate, a core block, an oil cylinder, a first core pulling block, a second core pulling block and a power block are arranged on the movable die plate, and the power block is connected with an output shaft of the oil cylinder; a first sliding groove is formed in the first core pulling block, the end, away from the mold core block, of the second core pulling block penetrates through the first sliding groove and abuts against the power block, and the other end of the second core pulling block abuts against the mold core block. A first spring is arranged in the first sliding groove, the elastic force of the first spring acts on the second core pulling block, and the first spring always drives the second core pulling block to move away from the mold core block. A second sliding groove is formed in the first core pulling block, a matching block is slidably connected into the second sliding groove, and the end of the matching block extends out of the second sliding groove and is connected with a power block. Power is provided for the first core-pulling block and the second core-pulling block in a sectional mode through movement of the power block, and therefore step-by-step core pulling of the two core-pulling blocks is achieved.

The invention provides a muscle relaxing multi-frequency vibration fascia gun device, and relates to the technical field of fascia guns, and the muscle relaxing multi-frequency vibration fascia gun device is characterized in that a power supply assembly shell is inserted into the inner side of the lower end of a fascia gun equipment main body; the driving assembly shell is rotationally connected to the inner side of the upper end of the fascia gun equipment body. The massage sliding connecting rod is connected to the inner side of the fascia gun equipment main body in a sliding manner; the massage mounting head is hinged to the outer side of the massage sliding connecting rod through a bearing; the vibration massage head is clamped and mounted on the inner side of the massage mounting head; the power supply block is fixedly mounted on the inner side of the power supply assembly shell; the vibration driving motor is fixedly installed on the inner side of the driving assembly shell, and the problems that an existing muscle relaxation multi-frequency vibration fascia gun is generally an integrated device, when the power of the device is insufficient, the device needs to be charged usually, the muscle relaxation multi-frequency vibration fascia gun cannot be used for massaging the body in the charging process, and the device is inconvenient to use are solved. And therefore, the practicability is improved, and the adaptability is improved.

The utility model provides an automobile cover plate thermal forming device, which relates to the field of thermal forming equipment and comprises a rack, a forming mechanism fixedly arranged at the top end of the rack, a lower mold fixedly arranged in the rack, two demolding mechanisms slidably arranged in the rack and extending into the lower mold. The outer surfaces of the two demolding mechanisms are slidably connected with the inner surface of the lower mold, after the forming mechanism completes profiling of the automobile cover plate in the lower mold, the forming mechanism moves upwards, meanwhile, the forming mechanism drives a connecting assembly to move through a power block, and the connecting block drives two connecting columns to move upwards; according to the structure, the automobile cover plate in the lower mold is demolded, demolding of the automobile cover plate in the lower mold is completed, demolding can be completed without using a telescopic air cylinder, the equipment cost expenditure is reduced, and the operation cost of an enterprise is reduced to a certain degree.

A power delivery substrate may include a doped semiconductor including ground blocks, power blocks parallel to and coplanar with the ground blocks, and an insulator between the ground and power blocks. A first insulator layer can be disposed over the doped semiconductor and include first trenches and second trenches. The first and second trenches can be crossing with the ground and power blocks. First conductive traces may be included in the first trenches and in electrical contact with the ground blocks. Second conductive traces may be included in the second trenches and in electrical contact with the power blocks. A second insulator layer can be disposed over the first and the second conductive traces, and bonding pads can be embedded in the second insulator layer. The bonding pads can be electrically connected to the first and the second conductive traces.

The invention relates to the technical field of drainage control equipment, in particular to a municipal garden drainage overflow anti-backflow device which comprises a drainage port, an anti-backflow drainage channel, a horizontal drainage pipe and a circular-truncated-cone-shaped drainage transmission channel. And the water pressure type moving mechanism and the horizontal thread assembly are driven to link the lifting gate to adjust the displacement. The power block in the stepped overflow control cavity is pushed by water pressure, the interval type lifting toothed plate is controlled through rack-gear transmission, and self-adaptive opening and closing of the gate are achieved. By combining accumulated water gravity with a mechanical structure, the device is quick in response, does not need external energy, effectively prevents the problems of overflow and backflow during heavy rainfall, is stable in structure, and is suitable for ecological drainage requirements of municipal gardens.

The utility model discloses a food packaging plastic bottle hot-melting sealing device, which relates to the technical field of food packaging plastic bottle hot-melting sealing devices and comprises a plastic bottle hot-melting sealing device main body, and a shielding cover is hinged to the outer side of the plastic bottle hot-melting sealing device main body. The top of the plastic bottle hot melting sealing device body is fixedly connected with a fixing block, the inner wall of the fixing block is in threaded connection with a first fixing screw, and the plastic bottle hot melting sealing device is arranged through a fixing plate, a synchronous belt, a power block, a first transmission gear, a second transmission gear, a sliding column, a second threaded rod and a limiting block. According to the food packaging plastic bottle hot-melting sealing device, a synchronous belt is convenient to replace, the situation that the synchronous belt is tedious and not convenient enough to replace is avoided, and through arrangement of a clamping block, a taking-out groove, a threaded shaft, a powerful magnet column, a square block, a reset magnet and a driving motor, the food packaging plastic bottle hot-melting sealing device has the beneficial effects that the driving motor is convenient to disassemble, and operation is convenient. And it is avoided that dismounting of the driving motor is strenuous.

The invention relates to an electric vehicle front face plastic shield injection mold multi-point sideslip forming structure which comprises an upper mold body and a lower mold body, the upper mold body comprises an upper fixing plate and a fixed mold plate, the lower mold body comprises a movable mold plate, and two first forming blocks are connected to the movable mold plate in a sliding mode; two second forming blocks, two power blocks and two third forming blocks are connected to the fixed mold plate in a sliding mode; the power block is provided with a first inclined groove and two second inclined grooves, and the two second forming blocks and the two third forming blocks are in sliding fit with the first inclined groove and the second inclined grooves correspondingly. Two fourth forming blocks are arranged on the first forming block, and fifth forming blocks are connected to the fourth forming blocks in a sliding mode. According to the invention, sectional type sideslip core-pulling demoulding of a plurality of forming blocks is realized by utilizing the mould opening action of the mould.

The utility model discloses a series plunger pump intermediate combination mechanism, and relates to the technical field of plunger pump installation. The series plunger pump intermediate combination mechanism comprises a base, a front pump clamp, a middle linkage clamp and a rear pump clamp are assembled on the top of the base, hand wheels used for adjusting the positions are assembled on the side faces of the front pump clamp and the rear pump clamp, the front pump clamp and the rear pump clamp are symmetrically distributed relative to the middle linkage clamp, and the middle linkage clamp and the rear pump clamp are matched with each other. A speed reduction assembly is arranged at the top of the base and comprises a rotating disc, a hydraulic bin is fixedly connected to the outer side of the rotating disc, and a power block is slidably connected to the interior of the hydraulic bin. According to the series plunger pump intermediate combination mechanism, the rotary workbench can be rotated according to the most appropriate position of an operator in the screwing process. And other types of products can be compatible by replacing the remodeling clamp. Through the mechanism, the difficulty of manual installation is solved. And the production efficiency and the product quality are also improved.

The utility model discloses a discharge self-checking device for a needle type battery, relates to the technical field of battery testing, and provides the following scheme aiming at the problem that the existing needle type battery is easy to shift or fall off in the testing process due to small volume and special shape: the discharge self-checking device for the needle type battery comprises a vertical frame, a processor is arranged at one end below the vertical frame; the other end of the lower portion of the vertical frame is connected with a power source block, the power source block is used for providing a stable working power source, a plurality of discharging control mechanisms are arranged above the vertical frame at equal intervals, needle type batteries are placed above the discharging control mechanisms, and clamping mechanisms are arranged outside one ends of the discharging control mechanisms; one side of the upper end of the vertical frame is connected with an electricity testing plate, one side of the electricity testing plate is provided with a display screen, the structure is novel, the electric telescopic rod drives the connecting plate and the clamping plate to clamp and fix a battery from the upper portion, the battery cannot move or fall off, and it is ensured that the battery is in good contact with a testing clamp in the testing process.

The utility model belongs to the technical field of medical instruments, and particularly relates to an injector for treating diabetes mellitus, which comprises a protective shell, a through groove is arranged in the protective shell, a detachable plug is arranged at one end of the protective shell, an end cover is screwed at one end, far away from the plug, of the protective shell, and a detachable sliding cover is arranged at the top of the protective shell. A through groove is formed in the protective shell, an injector body is arranged in the through groove, two adjusting blocks for conveniently driving the injector body to move are arranged on the protective shell, a limiting device is arranged between the protective shell and the injector body and comprises a power block arranged between the two adjusting blocks, and a limiting rod is arranged on one side of the power block; through the cooperation of the limiting device, the transmission mechanism and other structures, the piston handle of the injector body is limited by the limiting rod, so that the situation that the piston rod of the injector moves to push out medicine in the injector when huge shaking is generated is avoided, and the medicine is saved.

The present application relates to a kind of fuel power device, the center wheel is connected by output shaft in the center through hole of shell, the circumference of center wheel is equipped with several power blocks;Several rotors are equipped on the outer periphery of center wheel, each rotor is matched with the independent space of shell by bearing seat, each rotor is linked with output shaft by transmission mechanism I;Several oblique tooth grooves are equipped on the rotor, power block passes from tooth groove when rotor is tangent with center wheel and runs, the shell corresponding to each rotor, power block and air inlet forms explosion chamber when power block passes from tooth groove, spark plug is provided at air inlet, so that explosion chamber is filled with a certain proportion of air and fuel gas and produces blasting, and power block is pushed;Several exhaust ports are provided on the surface of shell, and exhaust port is staggered with explosion chamber.This power device forms closed chamber by carousel transmission structure, and makes fuel mixture gas blast production power, so as to realize the production of power source.

The invention discloses a rail suspension conveying robot, which belongs to the technical field of suspension conveying robots and comprises a suspended and fixed rail, a power block movably mounted on the rail, a support body rotatably connected with the power block, and a first mechanical arm and a second mechanical arm on the support body. The supporting body comprises a vertical rod and a pipe sleeve, a vertical rod protrusion is embedded into a pipe sleeve clamping groove, and the end face of the protrusion is provided with a ball for friction reduction. A first motor at the bottom drives the supporting body to steer, a concave ring of the supporting body is matched with a connecting plate to achieve layered installation of the mechanical arm, and gear-gear ring meshing guarantees rotation precision. Balls at the four corners of the power block are matched with a complex track, the mechanical arm is of a multi-joint structure, a rotatable grabbing mechanism is arranged at the tail end, and driving motors at the joints guarantee accurate action. According to the robot, the space utilization rate is increased through air layout, multi-scene adaptation is achieved through cooperation of multiple assemblies, rolling friction and simplified transmission reduce loss and operation and maintenance cost, and the efficiency is improved through parallel operation of the double mechanical arms.

This utility model discloses a multifunctional detector, applied in the field of detection instruments, which solves the technical problem of inconvenience in the use of existing multifunctional moisture detectors. The key technical points are: it includes a device body comprising a grip and a detection part; the grip contains a power supply block; the detection part contains a central processing block, a display block, a button block, and a detection component; the detection component includes a sensing probe located at the end of the detection part and a sensing detection cavity block rotatably connected to the end of the detection part; the detection part has a slide rail groove, within which a rotating slider is slidably connected; the sensing detection cavity block is rotatably connected to the rotating slider; the end of the detection part has a stepped ring edge around its perimeter; the inner wall of the sensing detection cavity block has a stepped ring groove that engages with the stepped ring edge; and the side of the device body also has an elastic band, effectively improving the ease and stability of use.

The utility model relates to the technical field of power distribution boxes, in particular to a novel integrated power distribution box which comprises a power distribution box body, and the power distribution box body comprises a box body and an upper cover which are of an integrated structure. The upper cover covers the box body; the box body comprises a first-stage distribution box area and a second-stage distribution box area; the first-stage distribution box area and the second-stage distribution box area are connected through a conducting strip; the primary distribution box area comprises a vehicle body constant electric block, a constant electric block before switching, a constant electric block after switching and a plurality of power supplies; and the secondary distribution box area comprises a MINI fuse, an LP JCASE fuse, a MICRO relay, a MINI relay and an output interface. According to the novel integrated power distribution box, an integrated design mode of combining the first-stage power distribution box and the second-stage power distribution box is adopted, the requirement of a whole vehicle chassis for power distribution is met, the number of the power distribution boxes is small, the using amount of wire harnesses is small, the overall cost is low, and performance is stable.

The invention discloses a wide-voltage high-power conduction charging device for the new energy industry, and relates to the technical field of conduction charging, the wide-voltage high-power conduction charging device comprises a charging pile, a power distribution cabin is installed above the charging pile, a power module is arranged in the power distribution cabin, and the power module comprises at least three power blocks; the power distribution cabin is internally provided with a conversion module, the conversion module comprises a connecting frame set, nut lantern rings are symmetrically installed below the connecting frame set, reciprocating screw shafts are installed in the nut lantern rings, and the combination of the conversion power module is changed. According to the charging pile, a single small-power part is used for charging a small-sized electric vehicle, and the three modules work at the same time to provide quick charging for a large-sized electric bus, so that the universality of the charging pile is remarkably improved through the flexible adjusting mode, diversified charging requirements are met, and daily slow charging of the small-sized vehicle and emergency quick charging of the large-sized vehicle can be freely dealt with.

Transmission device provided between a drive shaft (39) coupled to a drive wheel (19) and a motor shaft (55) coupled to a traction motor (16), wherein the transmission device (12) comprises the following: - a first engagement mechanism (60) for switching, using operating oil, a first power transmission path provided between the drive shaft (39) and the motor shaft (55) between a power transmission state and a power blocking state; - a second engagement mechanism (61) for switching, using operating oil, a second power transmission path provided between the drive shaft (39) and the motor shaft (55) between a power transmission state and a power blocking state; - an oil passage switching valve (83) provided between an oil pressure supply source (81) and the first and second engagement mechanisms (60, 61), and switching between a state in which operating oil is directed to the first engagement mechanism (60) and a state in which the operating oil is directed to the second engagement mechanism (61); and - an output control valve (82) provided between the oil pressure supply source (81) and the oil passage changeover valve (83) and switching between a connected state in which operating oil can pass from the oil pressure supply source (81) through the output control valve (82) to the oil passage changeover valve (83) and a blocked state in which the operating oil is blocked from the oil pressure supply source (81) to the oil passage changeover valve (83) and is discharged through the oil passage changeover valve (83); wherein the oil passage switching valve (83) is designed in such a way as to ensure that operating oil is not supplied to the first engagement mechanism (60) and the second engagement mechanism (61) simultaneously.

The utility model relates to the technical field of LED driving power supplies, and discloses a double-line dimming LED driving power supply, which comprises a driving power supply block, an extension block, a fixing groove, a connecting groove, a fixing block and a power switch, the extension block is fixedly arranged at the lower end of the driving power supply block, the fixing groove is fixedly arranged at the left end of the driving power supply block, and the connecting groove is fixedly arranged at the right end of the driving power supply block. And a connecting groove is fixedly formed in the left end of the fixing groove, a fixing block is fixedly arranged at the left end of the fixing groove, a power switch is fixedly arranged at the upper end of the driving power supply block, and a display screen is fixedly arranged at the upper end of the driving power supply block. According to the double-line dimming LED driving power supply, through the improvement of the LED driving power supply, the adjusting and regulating capability of the LED driving power supply is improved, and in the actual use process of the LED driving power supply, the LED driving power supply can be quickly and effectively adjusted and dimmed according to needs, so that the LED driving power supply is convenient to switch on and off; and the use experience of the double-line dimming LED driving power supply is improved.

The invention discloses a solder supplementing liquid level height mechanical control device and a solder supplementing system, and the control device is characterized in that a feeding hole is formed in the top of a material receiving box, and a liquid containing cavity is formed in the material receiving box and is used for receiving solder overflowing from a welding groove; a through cavity is formed in the middle of the switch base in the axial direction, a pin hole is formed in the switch base in the radial direction, positioning grooves extending in the axial direction are formed in the two opposite side walls respectively, and a first elastic piece is arranged between the bottom of the material receiving box and the top of the switch base. The pressing block is arranged in the through cavity; in a non-stress state, the action part is partially arranged at the top of the through cavity and is limited through the movable pin assemblies in the pin holes in the two sides; the two ends of the connecting rod are respectively provided with an on-off block, and the connecting rod sequentially penetrates through the positioning groove in one side, the pressing block and the positioning groove in the other side. And the feeding power supply block and the temperature control power supply block as well as the feeding power supply block and the temperature control power supply block are respectively arranged corresponding to the two on-off blocks. The control convenience degree is improved, and solder pollution is avoided.

The utility model relates to the technical field of charging station parking space guiding, in particular to an automobile charging station parking space guiding device which comprises an automobile stop. When a vehicle enters a charging station, the vehicle is poured into a parking space, one end of the parking space is provided with a vehicle stopper, vehicle tires abut against the vehicle stopper, a rear box of the vehicle pushes a rubber rod backwards, the rubber rod is connected with a first stand column and a second stand column to drive a transverse rod to move backwards, and one side of the transverse rod is provided with a conductive block which rotates along with the transverse rod. When the current is transmitted to the indicating lamp at the top end through the lamp pole, the indicating lamp is turned on, and the vehicle is charged in the secondary parking space. When the vehicle is fully charged and leaves, the spring in the cavity can drive the rubber rod to reset and drive the conductive block on one side of the circuit box to be separated from the power connection block, so that the circuit is disconnected, no current passes through, the indicator lamp is turned off, it is proved that the parking space is idle at present, no vehicle is charged, vehicle charging guiding is more accurate, and blind searching for the charging parking space is avoided.

The invention provides a mobile relay protection state maintenance device and method, belongs to the technical field of circuit maintenance equipment, and solves the technical problems that an existing relay protection state maintenance device cannot supply power when used outdoors, and the relay protection state maintenance device is poor in convenience and safety during mobile power connection work. The mobile relay protection state maintenance device comprises a frame plate and a machine body fixedly installed on the surface of the frame plate. According to the invention, the machine body is arranged on the surface of the frame plate, so that the machine body can move through the moving wheels, and under the action that the bottom of the frame plate is connected with the power supply block through the bottom frame, the machine body and the power supply block move integrally, so that a user can move and use conveniently; under the effect that the machine body and the power supply block are in transmission connection with the power connection unit through the sliding block and the wedge-shaped block, when the sliding block drives the magnetic block to be connected with the fixed magnetic plate, accurate power connection of the machine body and the power supply block can be synchronously achieved.

The useful solution refers to a pump control circuit in water tank systems or water filtration devices with water tanks, including a power supply block, a logic processing block, and an output block, arranged on a compact printed circuit board. It uses relay elements to switch the load, and also includes a power supply protection block, noise immunity, and processing logic to limit control errors when the water level signal or water request signal is fluctuating or constantly changing.

A rechargeable electrical system to provide electrical energy to operate a locomotive is disclosed. The system can include a tender car unit (TRC) configured to receive and transfer electrical energy. The TRC can include one or more power blocks having power supplies, capacitor modules, and a tether connected the locomotive. The TRC can also have an energy transfer unit to receive or distribute a pulse power energy transfer. The system can further include an energy transfer station (ETS) electrically connected to a local utility grid and configured to store and transfer to and / or receive from energy the TRC. The ETS can include power supplies, capacitor modules, and an energy transfer beam for transferring energy. The system can also include an energy management software to monitor and control a distribution of energy via a central command station having a wireless transmitting device and a processing unit.

The invention relates to the technical field of vertical machining centers, in particular to a vertical machining center lathe bed and a vertical machining center. A swing rod and a rotating shaft are arranged at the end of the electromagnet plate, a vertical plate is arranged on the surface of the support, a connecting block is arranged at the end of the swing rod, a power block is arranged on the surface of the vertical plate, a sliding groove is formed in the surface of the vertical plate, an arc-shaped plate is fixed to the surface of the vertical plate, a spring is arranged at the end of the swing rod, and a piston rod is arranged at the end of the spring; the supporting plate is arranged on the surface of the base; the device has the beneficial effects that an electromagnet plate is conductive, the electromagnet plate adsorbs chippings to the surface, a second air cylinder drives a piston rod to descend, the piston rod drives a swing rod to descend through a spring, the swing rod moves downwards in a sliding groove, so that the spring is stretched, a connecting block does not abut against a power source block any more, and the electromagnet plate is powered off; and the electromagnet plate swings along the rotating shaft.