126results about How to "Realize automatic switching" patented technology

This invention belongs to the field of metal processing, specifically a numerical simulation method for laser shock strengthening of complex structural parts with adaptive positioning, including the following steps: (1) establishing a structural model of the part; (2) meshing the structural model of the part; (3) customizing the parameters of the VDLOAD subroutine to generate an array of laser loading positions and impact pressures; (4) establishing dynamic explicit analysis steps and boundary conditions, and using the VDLOAD subroutine to calculate the residual compressive stress field formed on the surface of the part after laser shock. This method is based on the vertical mapping between the real-time normal vector of the free surface and the projection of the transient pressure in the VDLOAD subroutine to construct a surface adaptive judgment algorithm, ensuring that the transient pressure is always accurately aligned with the normal of the laser-shocked surface, while using a fully parameterized spatiotemporal array to generate laser loading positions and impact pressures in batches, realizing the simulation of the continuous laser shock strengthening process on the surface of any complex structural part.

The invention relates to the technical field of Internet of Vehicles and battery management, in particular to a charging management and health detection method for a TBOX built-in standby battery, which comprises a charging management module, an MCU (Microprogrammed Control Unit), a charging switch, a discharging switch, an ADC (Analog to Digital Converter) voltage acquisition module, a standby battery, a main and standby power automatic switching module and a rear-end load system, all the modules are electrically connected to form a cooperative work system, the charging management module performs sectional charging on a standby battery based on a battery voltage state, and the MCU control unit controls on-off of the charging switch and the discharging switch and combines sampling data of the ADC voltage acquisition module. A sectional charging mode is adopted, the charging current is dynamically adjusted according to the battery voltage, the charging efficiency is improved, the occurrence of battery swelling, aging and other faults is reduced, and the service life of the battery is prolonged; a battery health detection scheme is optimized, only one ADC voltage sampling port of the MCU is needed, an extra large-current discharge auxiliary circuit is not needed, and MCU resources and hardware cost are saved.

The utility model discloses a test adapter plate and a chip test device. The test adapter plate comprises a control module, a gating module and a plurality of interfaces, the control module comprises a gating signal output end; the gating signal output end is electrically connected with the control end of the gating module; the plurality of interfaces comprise a plurality of first interfaces and a plurality of second interfaces; the first interface and the second interface are electrically connected through the gating module; the control module is used for providing a gating signal for the gating module; the gating module is used for switching a connection path between the first interface and the second interface according to the gating signal. According to the technical scheme of the utility model, automatic switching of connection paths between the test platform and a plurality of test instruments can be realized, so that the electrical test efficiency of the chip is improved.

The utility model relates to the technical field of waste water recovery of car washers, and discloses a waste water recovery, filtration and circulation device for a car washer, which comprises a car washing platform and a treatment box, a draining plate is arranged in the middle of the top end of the car washing platform, water outlets are arranged on two sides of the top end of the car washing platform, and guide plates are fixedly connected on two sides of an inner cavity of the car washing platform. A filter plate is fixedly connected to the middle of an inner cavity of the treatment box, a drain outlet is formed in one end of the treatment box, a cleaning assembly used for cleaning impurities is arranged on the filter plate and comprises a scraper located at the top end of the filter plate, an ejector rod is fixedly connected to the middle of the scraper, a blocking block is arranged in an inner cavity of the drain outlet, and a sliding block is fixedly connected to the middle of the top end of the blocking block. Impurities such as silt in sewage are pretreated through the filter plate, frequent replacement of a filter structure in the purification equipment is reduced, and the impurities such as silt remaining at the top end of the filter plate are scraped away through the cleaning assembly.

The utility model discloses a battery module case -in gripper of automatic changeable, contain: installation frame, five compression module, five compression module set up on installation frame, five compression module are respectively Z -direction compression module, a pair of X -direction compression module and a pair of Y -direction compression module, a pair of X -direction compression module along X -direction pair of clamps and hold battery module, a pair of Y -direction compression module along Y -direction pair of clamps and hold battery module, Z -direction compression module drive battery module moves along Z -direction, change type module, change type module sets up on installation frame, and connects two sucking disc, and the output end of Z -direction compression module is clamped to sucking disc, and change type module switches two sucking disc respectively with the output end of Z -direction compression module and clamps, and sucking disc adsorbs fixed battery module. The utility model can realize the automatic switching of different sucking disc, and the subsequent compatibility is convenient, and production cost is effectively reduced, and the location precision is high to use camera and range sensor and carry out the addressing and distance measurement before case -in.

The utility model discloses a kind of toy multicolor injection mold devices, belong to injection molding equipment technical field.The toy multicolor injection mold device, comprising: support base, the top of support base is fixedly connected with support frame board, the top of support frame board is fixedly connected with rotary control box, transmission worm wheel is rotatably connected between the upper and lower inner walls of rotary control box, transmission worm is rotatably connected between the two side inner walls of rotary control box, rotary control box is rotatably connected with the top of rotating shaft rod, the toy multicolor injection mold device, in the middle of injection molding work, by control servo motor start, drive transmission worm rotation, drive transmission worm wheel rotation, realize the automatic switching of multiple colors of plastic raw material loading, different color plastic raw material is sent into hopper quickly and accurately, avoid artificial change material time waste and physical cost, reduce manual intervention, reduce operation failure risk, greatly improve production efficiency.

The invention relates to the technical field of carbon dioxide incubators, in particular to a carbon dioxide incubator for vaccine production and an operation method.The carbon dioxide incubator comprises an incubator body, an outer box door and a cylinder type bracket mechanism which is arranged in an inner cavity and can move horizontally and rotate; a detachable isolation frame is arranged between the outer box door and the inner cavity; the isolation frame is provided with an opening for the single group of shelves to pass through and is provided with a built-in door in a sliding manner; two sets of lateral baffles capable of automatically deflecting through linkage assemblies are arranged on the inner sides of the open holes, and when the bracket mechanism moves horizontally to be close, the lateral baffles automatically deflect to form lateral enclosure isolation on the target shelf; the incubator body is also provided with a grooved wheel mechanism for driving the bracket mechanism to rotate intermittently, and a positioning assembly which is controlled by the outer box door and is used for radially locking and releasing the rotating shaft; independent isolation and operation of a single set of shelves can be achieved, disturbance of the internal environment during door opening is remarkably reduced, and vaccine culture stability and operation efficiency are improved.

The utility model relates to the technical field of biomedicine, and discloses a toxicological cell incubator which comprises a working panel and supporting legs fixedly mounted on two sides of the lower end of the working panel, firstly, a movable door is taken down, and culture cells are placed on a culture bracket; after placement is completed, the movable door can be inserted into the closed incubator along the connecting ring again, the air tightness of the device can be improved under the action of the rubber mat, the concentration of toxic gas in the incubator needs to be adjusted during toxicological experiments, the toxic gas can be filled into the device through the gas filling device, and then the toxic gas can be filled into the incubator. When the test is completed and the device is taken out, because the device is filled with toxic gas, the flowing direction of the gas can be switched through the adjusting assembly, and the toxic gas is guided into the filtering assembly, so that the gas is filtered and purified, and the toxicological cell culture box is relatively good in air tightness when being used; after the test, toxic gas used in the test can be conveniently filtered and purified, and the overall safety of the device is improved.

According to the pulse nozzle capable of automatically switching the water outlets, the inner water outlet is formed in the middle of the nozzle surface cover, the outer water outlets are evenly distributed in the periphery of the nozzle surface cover, and the rotary water outlet element, the water distribution disc, the middle flow guide part and the flow guide pipes are matched in cooperation, so that the water outlets can be automatically switched without an external control structure; the rotary water outlet element is driven to rotate by utilizing kinetic energy of water flow, so that a plurality of water outlet columns on the water outlet element are aligned with holes in the water distribution disc in sequence, the automatic switching of a water flow path between the middle flow guide pipe and the outer flow guide pipe is realized, and finally, the automatic alternate spraying effect of the inner water outlet and the outer water outlet is formed. According to the structural design, the massage coverage range of the nozzle is effectively expanded, pulse water flow with distinct rhythm and changeable directions can be formed, and massage stimulation and comfort are remarkably enhanced. Meanwhile, the device does not need a complex control structure, so that the device is compact in overall structure, convenient to install, high in stability and wide in practicability.

The application discloses an OBD extension connecting line, which comprises a joint assembly, a switching circuit assembly, a circuit assembly and an extension assembly, the joint assembly comprises a male joint body, one side of the male joint body is fixedly connected with a trapezoidal socket, and a plurality of metal columns are embeddedly connected in the male joint body. The male joint body in the joint assembly is connected with the whole circuit of the device, a plurality of metal columns are arranged in the male joint body, the metal columns are connected with signals and main power supply, the main power supply is connected with the main power supply circuit through the contact metal wire, the main power supply circuit is connected with the first normally open contact and the second normally open contact, the first normally open contact and the second normally open contact are connected with the circuit connecting coil, the main power supply supplies power, the first normally open contact and the second normally open contact are adsorbed through the coil, the general power circuit is connected, when the main power supply is insufficient, the coil works, the first normally closed contact and the second normally closed contact are closed, and the auxiliary power supply is connected with the power circuit.

The utility model discloses an optical power acquisition range automatic switching circuit, and belongs to the technical field of amplification circuits. An automatic switching circuit for optical power acquisition ranges comprises a photoelectric sensor PD1, a current-voltage conversion amplification circuit, a secondary amplification circuit, a comparison circuit and a voltage selector U4. The output voltage of the current-voltage conversion amplification circuit is divided into two paths, one path is connected to an NC1 pin of the voltage selector U4, and the other path is used as the input of the secondary amplification circuit; the output voltage of the secondary amplification circuit is divided into two paths, one path is connected to a NO1 pin of the voltage selector U4, and the other path is used as the input of the comparison circuit; the comparison circuit is used for comparing the output voltage of the secondary amplification circuit with a preset reference voltage, and the output voltage of the comparison circuit is used as the input of an I O pin of the voltage selector U4; and the voltage selector U4 selects to connect the COM end with the NC1 or NO1 channel according to the input of the I O pin, so that automatic switching of the optical power detection range is realized, and the optical power detection range is improved.

The utility model relates to the technical field of target switching devices, and discloses an automatic target switching device which comprises a fixing base, a connecting table is fixedly connected to the side wall of the fixing base, an arc-shaped sliding groove is formed in the connecting table, a motor is fixedly connected to the interior of the connecting table, and the output end of the motor is fixedly connected with a rotating frame. A moving assembly is arranged on the side wall of the connecting table and comprises a side rail, the side wall of the side rail is fixedly connected to the side wall of the connecting table, the side wall of the side rail is slidably connected with a sliding table, and a sliding shaft is slidably connected into the sliding table. According to the utility model, the rotating stand rotates and drives the connecting shaft to slide in the arc-shaped chute, and the sliding process of the connecting shaft drives the sliding block to move synchronously, so that the sliding shaft slides in the sliding table and pushes and pulls the sliding table at the same time, and the sliding table horizontally slides on the side wall of the side rail; and the sliding process is matched with a clamping structure at the top to realize automatic switching of the top target.

The utility model discloses a kind of high-efficiency catalyst material grading equipment, it is related to catalyst material processing technical field.The utility model includes equipment frame, and grading box is movably connected in the equipment frame inner chamber, and grading box one side is equipped with discharge port.The utility model is equipped with discharge assembly, using the linkage structure of slide bar, receiving block, sealing plate and extruding block, the automatic switching of grading box between screening and discharging state is realized, when screening, spring pushes receiving block to make sealing plate tightly clamped discharge port, ensure sealing, after screening is completed, cylinder drives grading box to rotate, extruding block compreses receiving block to drive sealing plate to separate discharge port, realize automatic discharge, this design cleverly uses equipment self-motion as power source, without additional driving device, both solve the problem of material leakage in traditional vibrating screening, and also ensure the accurate opening and closing of discharge port through mechanical linkage, significantly improve material recovery rate and equipment reliability.

The utility model discloses online sampling and detecting equipment for water pollutants, relates to the technical field of water pollutant detection, solves the technical problem that sampling, detecting and washing cannot be automatically and repeatedly carried out in the existing technical scheme, and comprises a main vehicle body, a mounting frame is fixedly mounted on the upper wall surface of the vehicle body, and a detecting pipe is fixedly mounted on the mounting frame; the detection pipe is a vertical pipe, a detection laser transmitter is arranged at the upper end in the detection pipe, and a detection laser receiver is fixedly mounted at the lower end of the detection pipe. According to the utility model, the unique control valve is matched with a sampling and flushing structure, so that the automatic switching of water samples and the automatic flushing of the detection pipe can be realized; water sample residues and cross contamination are effectively avoided, and the accuracy and representativeness of detection data are greatly improved; the device integrates a controller and a touch screen, operation can be completed conveniently in a touch mode, multiple sampling detection modes are supported, manual guarding is not needed, and the device is suitable for long-time unmanned online monitoring in various water environments.

The utility model provides a redundant power supply automatic switching device of a hot plug module, which relates to the technical field of power supply switching equipment, and comprises a socket assembly consisting of a socket cover and a plug assembly consisting of a plug seat and a plug block which are arranged on one side of the socket cover, the plug seat is connected with the socket cover through the plug block, and the plug block is connected with the socket cover through the plug block. Sliding holes are formed in the two ends of the plug block, a trigger rod penetrating through the plug seat is arranged in the plug seat, two connecting plates are arranged at the end, located in the plug seat, of the trigger rod, a rectangular frame is arranged between the two connecting plates, and a conductive column is arranged at the end, close to the plug block, of the rectangular frame; a plug seat of a plug assembly is connected with a socket cover through a plug block with a sliding hole, the sliding hole provides guidance for insertion, so that the plug block can stably move along a set path, during insertion, the plug block pushes a trigger rod, the trigger rod drives a connecting plate and a rectangular frame, a conductive column is in contact with a conductive structure in a socket, and power connection is achieved.

The application discloses a low-voltage cable branch box with a dehumidification function, relates to the technical field of power box dehumidification, and comprises a power box, a dehumidification assembly, a cabinet door rotatably arranged on the front side of the power box, a rain and snow sensor arranged on the front side of the cabinet door, and a ventilation device arranged on the bottom of the inner wall of the power box. The dehumidification assembly comprises a separation plate, a bearing frame, an electric push rod, a connecting frame, a connecting groove, an activated carbon plate, a hollow rod, a solid rod and a separation hole. The rain and snow sensor sends signals to the ventilation device through a signal output module. After a signal input module in the ventilation device receives a rain and snow stop signal, the ventilation device is operated to quickly ventilate and dehumidify the inside of the power box. The separation plate is fixedly arranged on the left side of the power box. After rain and snow stops, the ventilation device is automatically started to quickly ventilate, so that intelligent switching of rain and snow absorption dehumidification and sunny day ventilation dehumidification can be realized, and the moisture-proof effect is improved.

The application provides a power cable damage detection device, which comprises a conveying mechanism, a twisting mechanism, a camera mechanism and a driving mechanism; the conveying mechanism comprises a rack, a chain plate and a chain wheel; the twisting mechanism comprises a clamping assembly and a control assembly; a plurality of clamping assemblies are installed on the chain plate, the control assembly controls three or more clamping assemblies to clamp the cable, and controls the clamping assembly in the middle to rotate after clamping, so as to clamp the two ends of the cable to be detected and reset after twisting the middle part; the camera mechanism collects images on the twisted cable; after the camera mechanism completes the collection, the control assembly controls the clamping assembly to separate from the cable; and the driving mechanism drives the cable to move linearly. The twisting action actively amplifies the damage position on the cable through physical deformation, converts the subtle defects that can be recognized only by high-precision equipment into obvious features that are easy to capture by the camera mechanism, reduces the precision requirement of the image recognition system, and greatly improves the sensitivity of the damage detection.

This utility model discloses a dual-mode ultrasonic therapy device, including a housing. A therapy device is fixedly installed on the bottom inner side of the housing. A first support plate is fixedly installed on one side of the therapy device. A pair of treatment heads are positioned above the first support plate. A set of ventilation plates are symmetrically installed on the outer side of the housing. Ventilation slots are formed on both sides of the housing. A semi-circular plate is fixedly installed in the middle of the outer front end of the housing, with a circular groove below the semi-circular plate. The installation of the ventilation slots and ventilation plates ensures both air permeability and dust prevention, improving the overall safety of the device. The installation of the semi-circular plate and circular groove ensures both effective closure and stability when the device is closed, preventing it from easily falling off and further enhancing the user experience.

The embodiment of the utility model provides a capillary network mounting structure of a radiation fresh air system, and relates to the technical field of radiation fresh air equipment. The capillary network mounting structure of the radiation fresh air system comprises a capillary channel, a fixing buckle is fixedly connected to the outer wall of the end, close to a connector, of the capillary channel, the fixing buckle is used for connecting and containing the capillary channel, a mounting frame is arranged on the outer wall of the end, away from the fixing buckle, of the capillary channel, and a base plate is fixedly connected to the lower side of the mounting frame; a sliding rail is fixedly connected to the lower side of the base plate, a supporting plate is slidably connected to the inner wall of the sliding rail, the capillary channel is pre-pressed through the extrusion plate and the extrusion block, internal air is exhausted, and it is avoided that bubbles affect flowing of a cooling medium; and after clamping is completed, a gear and toothed plate mechanism is linked through a handle, a baffle is driven to move upwards, an extrusion block is released, clamping is automatically released under the action of a second spring, and the circulation state of the capillary channel is recovered.

This invention provides a data transmission method, apparatus, and system for unmanned aerial vehicle (UAV) communication. The method includes: dividing a transmission frame containing M consecutive time slots into: the first M-1 time slots as communication time slots, and the Mth time slot as a channel scanning time slot. Within the communication time slot, the UAV communication device performs bidirectional data transmission on the current operating channel k. Within the channel scanning time slot, the operating channel of the UAV communication device is switched to the scanning channel p, and channel feature scanning is performed on the scanning channel p; wherein the scanning channel p changes with the frame number, and one channel is scanned in each frame, cyclically traversing from 1 to N, where N is the total number of selectable channels. Based on the scanning information obtained from scanning all N channels in N consecutive transmission frames, the communication quality and link occupancy status of each channel are evaluated. Based on the evaluation results, a target channel is determined, and the operating channel is switched to the target channel.

The application relates to a power supply multiple working mode automatic switching controller and a car, a power supply module one is configured to receive a power input signal and output a power supply signal one; an MCU microcontroller is configured to enter a standby state in response to the power supply signal one, listen to a wake-up signal, and send a SOC state switching signal based on a listening result; a power supply module two is configured to receive a power input signal and output a power supply signal two, and switch between a PFM mode and a PWM mode according to a level high-low result of the listening result obtained through a MODE pin; and a SOC circuit is configured to enter a standby state in response to the power supply signal two and switch between a sleep state and a normal working state according to the SOC state switching signal. The application can solve the problem that a power supply chip can only run in a single mode and cannot be switched in the related art.

The application relates to an automatic feeding system for producing medicinal packaging materials, which comprises a bottom plate, a plurality of feeding stations are uniformly arranged on the upper surface of the bottom plate along the length direction of the bottom plate, the feeding station comprises a square groove arranged on the upper surface of the bottom plate, a through feeding hole is vertically arranged in the middle of the groove, and a pressing ring is fixedly arranged at the upper edge of the feeding hole; a feeding device is arranged on the bottom plate and can move along the length direction of the bottom plate under the driving of a driving device, the feeding device comprises a transverse moving plate connected with the driving device, a lifting plate is vertically arranged above the transverse moving plate, a feeding pipeline is vertically fixedly arranged on the lifting plate, a through hole corresponding to the feeding pipeline is arranged on the transverse moving plate, a sealing ring corresponding to the pressing ring is fixedly arranged on the outer periphery of the lower end of the feeding pipeline after the lower end of the feeding pipeline passes through the through hole, a positioning device is arranged to position the relative position between the feeding device and each feeding hole, and two protective covers are arranged between the feeding device and the two ends of the bottom plate.

The one-inlet multi-outlet switching stop valve comprises a valve body, a valve cover and a valve seat, the valve cover and the valve seat are assembled at the two ends of the valve body respectively, the valve cover is provided with a water inlet pipeline, a plurality of water outlet pipelines are arranged on the periphery of the valve body, a rotatable valve rod is further arranged in the valve body, a connecting cavity is formed in the valve body, and the connecting cavity is communicated with the valve cover. The water inlet pipeline is communicated with any water outlet pipeline through the valve body, a motor is assembled on the valve seat, the driving end of the motor is connected with the valve seat, and the motor drives the valve seat to rotate. The valve rod is rotatably arranged in the valve body, the water outlet pipelines are arranged on the outer edge of the valve body, the water inlet pipeline is arranged on the valve cover at one end of the valve body and matched with the connecting cavity in the valve rod, and the water inlet pipeline is communicated with the connecting cavity of the valve rod. The valve rod achieves communication between the connecting cavity and any water outlet pipeline in a rotating mode or can close communication between the connecting cavity and the water outlet pipeline at the same time, and opening and closing of a single inlet to multiple outlets are achieved.

The invention discloses a linkage type neutral point automatic isolation switch which comprises a protection module, the protection module comprises an installation part and a shell part, and the installation part is installed at the top end and inside the shell part; the power supply module is based on a passive driving principle, is driven by secondary side voltage of a voltage transformer and is provided with a standby power supply unit, and an external power supply is not needed; the main control module is located in the protection module; the signal acquisition module is located on the side wall of the master control module, the signal acquisition module realizes accurate control through dual signal acquisition feedback, and automatic switching between PT neutral point grounding and isolation is realized through linkage between the STM32 master control module and an electric control isolation switch and a bistable spring driving switch of the execution module. And the traditional manual PT disconnection and reconnection operation is replaced.

The utility model relates to the technical field of power electronics, in particular to a dual-power-supply main / standby power uninterruptible power supply device, which comprises a dual-switch power supply module electrically connected with a first diode module and a second diode module through a first direct current power supply loop fuse and a second direct current power supply loop fuse respectively; the top plate of the radiator is fixedly provided with the first diode module and the second diode module; the fan is arranged on one side of the radiator and is controlled to start and stop through a temperature control switch; the first diode module and the second diode module are respectively provided with a DC output load end. According to the utility model, the problems of system failure, high UPS scheme cost and large size caused by failure of a single power supply in the prior art are solved.

The present disclosure relates to a battery system, a control method, a controller, a vehicle, a medium and a program product, the battery system comprising a battery management module and a plurality of battery cell management modules, the battery management module and each battery cell management module communicating through any one of a wireless communication link and a wired communication link, and the plurality of battery cell management modules sharing the wired communication link, the control method comprising: determining a communication state indicating whether the wired communication link is faulty when the battery management module communicates with each battery cell management module through the wired communication link; determining a fault position of the wired communication link when the communication state indicates that the wired communication link is faulty; and controlling the wired communication link and the wireless communication link to switch according to the fault position. Thus, automatic switching of the wired communication link and the wireless communication link can be achieved, thereby improving the reliability and dynamic adaptability of the battery system.

The invention discloses a supporting frame for computer hardware teaching demonstration, and relates to the field of teaching supporting frames, the supporting frame comprises a supporting seat and a supporting cylinder arranged in the supporting seat, the supporting cylinder is slidably provided with a bearing box, the bearing box is internally provided with an upper layer cavity and a lower layer cavity, and the upper layer cavity is internally provided with a placing box; a placing plate is arranged in the lower-layer cavity, a control assembly is arranged in the supporting cylinder, a handle is fixedly arranged on the supporting cylinder, a first unfolding assembly is arranged in the handle and the upper-layer cavity, and a second unfolding assembly is arranged in the lower-layer cavity. During demonstration, the bearing box ascends, the placement box and the placement plate are unfolded to form a three-dimensional display space, the space utilization rate is maximized, the placement plate is in an inclined state, students in the back row can easily and clearly see the whole view and layout of the plate surface, the problem that the sight is blocked during static flat placement is solved, and the teaching efficiency of teachers is improved.

The utility model discloses a kind of distributed photovoltaic water pump inverters, including integrated box, the outside wall of the integrated box is installed with PLC controller and GSM alarm in turn.The utility model uses when, when photovoltaic system electric energy is insufficient, hall current sensor on the first input cable will monitor that input current is lower than preset value, PLC controller will control corresponding circuit electronic switch device on the first input cable to close, and control corresponding circuit electronic switch device on the second input cable to open, stable current transmission is supplied to water pump by municipal power grid, if this local municipal power grid also appears power failure, hall current sensor on the first input cable and the second input cable will monitor abnormal situation, PLC controller will then directly control circuit electronic switch device on the third input cable to open, and circuit electronic switch device on the first input cable and the second input cable close, realize the automation switching for input circuit.

The utility model relates to the technical field of evaporators, and discloses a high-efficiency energy-saving evaporator device for refrigeration air conditioning equipment, which comprises an evaporator body, a plurality of groups of copper pipe loops are arranged on two sides of the evaporator body in an extending manner, a placing plate is arranged on the bottom surface of one side of the evaporator body, and a filter component is arranged on the placing plate. The top surface of the filter assembly is connected with a waterway adjusting assembly; and the waterway adjusting assembly is connected with the copper pipe loop through a water pipe. By arranging the filter assembly, impurities in water can be effectively removed, a copper pipe loop is prevented from being blocked, and the service life of equipment is prolonged; by arranging the water path adjusting assembly, on one hand, accurate control over water flow of the evaporator is achieved, invalid circulation is reduced, and the heat exchange efficiency is improved, and on the other hand, under cooperation of a switching valve and an impurity detection sensor, water quality can be monitored in real time, automatic switching of water paths is achieved, and release of water with low impurity content is achieved; and impurities with high impurity content are fed into the filter assembly, so that the impurities are prevented from entering core parts of the evaporator.

This application provides a multifunctional scanner, relating to the field of scanner technology, including a scanner body and a base structure. The scanner body has a control motherboard and a scanning terminal. A status detection component is disposed between the scanner body and the base structure. The status detection component is electrically connected to the control motherboard and is used to detect the relative placement status of the scanner body and the base structure and output a corresponding level signal. The control motherboard is electrically connected to the scanning terminal and is used to send a scanning mode switching command to the scanning terminal according to the level signal output by the status detection component, so as to realize the switching between continuous mode and button mode, that is, to realize the automatic switching between continuous mode and button mode, thereby improving the convenience and efficiency of scanning operation.