296results about How to "Achieve isolation" patented technology

The invention provides a back contact solar cell and a preparation method thereof, and belongs to the technical field of solar cells, and the preparation method comprises the steps: depositing a tunneling oxide layer and a doped polycrystalline silicon layer on the back surface of an n-type silicon wafer, and sintering high-temperature silver paste in a pre-designed interdigital region of an N region on the back surface of the silicon wafer to form a first electrode; then, the tunneling oxide layer, the doped polycrystalline silicon layer and the mask layer in the interdigital region of the back P region are ablated through laser; depositing an amorphous silicon layer and a TCO layer on the back surface of the n-type silicon wafer; sintering low-temperature silver paste on the TCO layer of the P region to form a second electrode; and finally, scanning a grid line formed by sintering the high-temperature silver paste through laser, and melting the amorphous silicon layer, the TCO layer and the mask layer on the grid line and around the grid line, so that the first electrode is isolated from the second electrode. The high-temperature silver paste is used for partially replacing the low-temperature silver paste, so that the use cost of the paste is reduced; through laser scanning grid line ablation, a gap region does not need to be manufactured independently, the manufacturing process is simplified, and the manufacturing cost is reduced.

The invention provides an electrostatic chuck and a manufacturing method thereof, and the electrostatic chuck comprises a metal base which is internally provided with a plurality of gas channels and lifting channels; the ceramic cover is arranged on the metal base in a covering manner; the bonding layer is arranged between the metal base and the ceramic cover and is used for connecting the ceramic cover and the metal base; the ceramic cover comprises a ceramic plate which is located above the metal base, and a gas sleeve and a lifting sleeve which penetrate through the upper surface and the lower surface of the ceramic plate are arranged on the ceramic plate. The gas sleeve penetrates through the joint layer and is communicated with the gas channel; the lifting sleeve penetrates through the joint layer and is communicated with the lifting channel; and the upper part of the ceramic ring is connected with the circumferential edge of the ceramic disc, and the lower part of the ceramic ring is arranged in the circumferential directions of the joint layer and the metal base in a surrounding and sleeving manner and covers the side walls of the joint layer and the metal base, so that plasma is effectively prevented from corroding the joint layer and the metal base from the side surface, and the service life of the electrostatic chuck is prolonged.

The invention belongs to the technical field of cloud computing, and discloses a lightweight multi-domain hyper-fusion platform construction method compatible with heterogeneous hardware resources, which adopts a lightweight hyper-fusion platform architecture compatible with the heterogeneous hardware resources, converts physical resources into virtual resources on a virtual machine based on a KVM (Kernel-based Virtual Machine), shields the difference of underlying hardware, and improves the performance of the platform. According to the method, heterogeneous storage resources are integrated based on Ceph, and storage devices of different manufacturers are integrated into a unified storage pool through a distributed storage technology without being limited by types of bottom hardware devices. Through the SDN technology, the OpenStack network service can decouple a network control plane and hardware, and unified management of different network devices is realized. Through a virtualization technology and an automatic management tool, a simplified elastic expansion solution is provided, and changes of resource demands are easily coped with.

The invention provides a high-voltage direct-current bus direct-hanging energy storage power grid strength support type device, which is connected with a high-voltage alternating-current bus and comprises a plurality of cascaded direct-current sub-modules, a high-voltage direct-current bus and a converter valve, each direct current sub-module comprises an energy storage unit cluster; outgoing lines at two ends of the plurality of cascaded DC sub-modules are connected with a high-voltage DC bus, and the other side of the high-voltage DC bus is connected with a converter valve; the direct current sub-modules convert initial low-voltage direct current output by the energy storage unit cluster into low-voltage direct current needed by power grid strength support, the multiple cascaded direct current sub-modules convert the low-voltage direct current into high-voltage direct current and output the high-voltage direct current to the high-voltage direct current bus, and the high-voltage direct current output by the high-voltage direct current bus is inverted through the converter valve. Stable voltage support is provided for the high-voltage alternating-current bus; isolation of the energy storage unit cluster and the high-voltage alternating-current bus is achieved through the high-voltage direct-current bus, and the influence of reactive power fluctuation of a power grid on energy storage elements is reduced.

The invention discloses a degassing cavity for PVD (Physical Vapor Deposition) equipment. The degassing cavity comprises a PVD cavity, a heater is arranged in the PVD cavity, a first cooling cover is arranged on one side of the PVD cavity, and a second cooling cover is arranged on the other side of the PVD cavity; a first ejector pin is arranged on the heater, and a second ejector pin is arranged outside the heater; a first rotating shaft is arranged on the side face of the first cooling cover, a first cooling structure is arranged on the first rotating shaft, the first rotating shaft is used for rotating the first cooling structure into the first cooling cover or above the heater, and a first opening structure for the first ejector pin to pass through is arranged on the first cooling structure; a second rotating shaft is arranged on the side face of the second cooling cover, a mechanical arm is arranged on the second rotating shaft, the mechanical arm is movably connected with a second cooling structure, and the second rotating shaft rotates the second cooling structure into the second cooling cover or above the heater through the mechanical arm. The subsequent cooling time is shortened, and the productivity of a machine is improved.

The invention belongs to the technical field of gas pipe networks, and particularly relates to a performance test system and method based on an urban gas pipe network connecting piece and key equipment sealing material in a hydrogen-doped environment. The system comprises a hydrogen cylinder, a natural gas cylinder, a gas mixing tank, a compressor, a horizontal stainless steel tank, an electric tracing band, a pressing sheet clamping device, a prestress loading measuring device, a hanging sheet clamping device, a pressure transmitter, a thermocouple temperature transmitter, a computer, a nitrogen cylinder, a flame arrester and a hydrogen concentration detector. The hydrogen cylinder and the natural gas cylinder are respectively communicated with the gas mixing tank, an outlet of the gas mixing tank is communicated with the horizontal stainless steel tank after passing through the compressor, and the nitrogen tank is respectively communicated with the horizontal stainless steel tank, the hydrogen cylinder and the natural gas cylinder; an electric tracing band, a pressing sheet clamping device, a prestress loading measuring device, a hanging sheet clamping device, a pressure transmitter and a thermocouple temperature transmitter are arranged in the horizontal stainless steel tank. The system achieves the purpose of constant temperature control.

The embodiment of the invention provides a hydraulic coupling type electronic hydraulic braking system and method and a vehicle, and relates to the field of vehicle braking, the system comprises a mechanical braking module, a first braking module, a second braking module, an isolation valve, an oil can module and a wheel end module, and the mechanical braking module is connected with the oil can module and the wheel end module; the first braking module is connected with the oil can module, the mechanical braking module and the wheel end module. The second brake module is connected with the mechanical brake module, the first brake module and the wheel end module, the mechanical brake module comprises a two-position three-way valve, a pedal simulation module and a main cylinder, the two-position three-way valve is connected with the main cylinder and the pedal simulation module, the two-position three-way valve is connected with the wheel end module, one end of the isolation valve is connected with the two-position three-way valve, and the other end of the isolation valve is connected with the pedal simulation module. The other end of the isolation valve is connected with the first brake module, isolation of the pedal simulation module and the first brake module is achieved, the first brake loop and the second brake loop are isolated through the isolation valve, and therefore the stable redundancy capacity is ensured.

The invention provides a power distribution network single-phase earth fault processing and fault rapid regional isolation system for solving the problems existing in power distribution network single-phase earth fault regional isolation at present. The system is composed of an improved compensation damping type active intervention arc extinguishing device installed on a transformer substation bus, primary and secondary fusion intelligent switches installed at all nodes of a distribution line, and a primary and secondary fusion intelligent switch intelligent control terminal. When a single-phase grounding fault occurs, a grounding switch of the compensation damping type active intervention arc extinguishing device is switched on, a primary and secondary fusion intelligent switch control terminal of each node of a power grid generates corresponding low-resistance, medium-resistance and high-resistance zero-sequence protection fixed values, and when the single-phase grounding fault occurs, zero-sequence current protection is started to realize rapid fault area isolation of the single-phase grounding fault.

The invention is suitable for the technical field of syringes, and provides a portable pen type syringe and a using method, the portable pen type syringe comprises an upper connecting part and a lower connecting part which are in threaded connection with each other; a liquid storage part is slidably arranged between the inner walls of the upper connecting shell and the lower connecting shell; the liquid storage part comprises piston columns which are arranged in the upper piston cylinder and the lower piston cylinder in a sliding manner; a piston part in sliding fit with the piston column is fixedly mounted at the top in the upper piston cylinder; an annular liquid storage box in sliding fit with the inner walls of the upper connecting shell and the lower connecting shell is fixed to the peripheral side face of the piston column. According to the device, liquid medicine is put into the annular liquid storage box, quantitative extraction of the liquid medicine is achieved through linkage cooperation of all the components, a medicine bag does not need to be frequently replaced, the operation convenience degree is improved, meanwhile, isolation of liquid medicine extraction and liquid medicine injection is achieved, the liquid medicine in the annular liquid storage box is prevented from being polluted, a traditional pressing type structure is replaced, and the device is convenient to use. The convenience degree of the pen type injector is further improved, and the pen type injector is convenient to use.

The invention relates to a backup recovery method and device of a virtual machine, computer equipment, a computer readable storage medium and a computer program product. The method comprises the following steps: in response to any operation request for a backup set of a target virtual machine, starting a backup virtual machine in a host machine; the target virtual machine is a virtual machine to be backed up in the host machine; taking the virtual disk file in the backup set as a block device of the backup virtual machine, and loading the block device in the backup virtual machine; after the loading processing is completed, carrying out mounting processing on a virtual disk corresponding to the block device in a backup virtual machine, so that the backup virtual machine generates mounting information of the virtual disk; in response to a recovery request for the target file, recovering the target file by backing up the virtual machine and the mounting information; the target file is a file of the target virtual machine. By adopting the method, the backup recovery reliability of the virtual machine can be improved.

The invention relates to the field of medical auxiliary instruments, in particular to an auxiliary supporting device for an intestinal tract anastomat, which comprises an anastomat body, the head end of the anastomat body is provided with an opening assembly for opening an intestinal tract, and the tail end of the anastomat body is connected with an auxiliary clamping assembly. The auxiliary clamping assembly extends between the first section of intestinal canal and the second section of intestinal canal; the distraction assembly and the auxiliary clamping assembly are matched with each other to achieve clamping and fixing between the first section of intestinal canal and the anastomat body as well as between the second section of intestinal canal and the anastomat body and achieve isolation of other intestinal canals. In the process that the anastomat drives the intestinal canal to expand through meshing of the gear and the rack, the anastomat can enter the intestinal canal conveniently, in the suturing process of the anastomat, the intestinal canal needing to be sutured and the anastomat are fixed through air inflation of the air bag, other intestinal canals are isolated, and the anastomat is convenient to use. Therefore, double guarantee is achieved in the process that the anastomat enters the intestinal canal and the suturing process.

The invention provides a high-temperature superconducting pinning suspension active and passive hybrid vibration isolation system and method, and relates to the technical field of vibration isolation, the vibration isolation system comprises a measurement and control system and a suspension system, and the vibration isolation method comprises the steps that a floater of the suspension system is stabilized at a balance position relative to a stator through suspension pretreatment; during external excitation, vibration data generated by a floater connected with a vibration isolated body relative to a stator is collected and processed, a controller processes the vibration data through an internally preset PID control algorithm and outputs a control signal, and a coil on the floater receives and outputs the control signal and executes the control signal to achieve a preset state. Self-stabilization suspension of the system can be achieved without external energy input, meanwhile, the solenoid coil is wound on the outer side of the permanent magnet, real-time active control over suspension force is achieved by adjusting transmission current of the coil, and therefore the problems that the vibration isolation frequency band of a passive vibration isolation system depends on the inherent frequency, and rigidity and damping cannot be adjusted are solved.

The invention discloses a heat collection and heat removal integrated energy-saving enclosure structure and a heat collection and heat removal adjusting method thereof. In the structure, a roof subsystem comprises a roof radiation layer, a roof structure layer, a cavity located between the roof radiation layer and the roof structure layer, and a communicating device used for achieving air circulation and isolation between the indoor space and the cavity; the roof radiation layer comprises a plurality of inclined and side-by-side double-side shutter radiation units, each double-side shutter radiation unit comprises a condensation pipe, a central pipe rotationally sleeving the condensation pipe and shutter plates arranged on the two sides of the central pipe, one side of each shutter plate is provided with a sky radiation cooling material, and the other side of each shutter plate is provided with a solar heat collection material; the wall subsystem comprises a wall and evaporation pipes arranged in the wall, the upper ends of the evaporation pipes are in butt joint with the lower ends of the corresponding condensation pipes, and the evaporation pipes are used for storing heat-conducting media capable of absorbing heat and evaporating. Natural energy can be fully utilized in summer and winter to meet the cold and hot requirements, and the complexity and cost of the system are reduced.

The invention relates to a scale inhibition electrochemical reactor and application thereof.The scale inhibition electrochemical reactor mainly comprises an electrode set and a cathode chamber and an anode chamber which are separated by the electrode set, the electrode set mainly comprises a cathode, an anode and a porous aeration assembly arranged between the cathode and the anode, the porous aeration assembly is of a net structure formed by interweaving a plurality of aeration pipes, and the aeration pipes are communicated with the cathode chamber and the anode chamber. One side facing the cathode chamber is provided with an aeration port, and the rest part is sealed. The reactor provided by the invention can realize isolation of the cathode chamber and the anode chamber and rapid diffusion of an alkaline region, has excellent removal performance when being applied to removal of metal ions in wastewater, and can avoid electrode scaling and improve the use performance of the electrode.

The high-frequency electromagnetic valve comprises an installation nut, a liquid flow cavity, a limiting sleeve, a valve cavity, a valve body, a valve element and a sealing ring. A valve cavity is formed in the valve body, and a valve element capable of moving in the axial direction is arranged in the valve cavity. A limiting sleeve is further arranged between the valve element and the valve cavity, the liquid flow cavity comprises a liquid flow cavity body, the liquid flow cavity body comprises a large cylinder and a small cylinder, the small cylinder is located in the center of the end face of the large cylinder, the large cylinder and the small cylinder are coaxially arranged, a liquid flow cavity liquid outlet hole is formed in the center of the small cylinder in the axis direction, and liquid flow cavity liquid inlet holes are formed in the end face of the large cylinder around the small cylinder by a circle. An isolation sealing gasket is arranged on the inner ring of the large cylinder, the isolation sealing gasket, the large cylinder and the small cylinder jointly define a cavity, the cavity is communicated with the liquid flow cavity liquid inlet hole and the liquid flow cavity liquid outlet hole, the inner ring of the large cylinder is in threaded fit with the valve cavity, the outer ring of the large cylinder is matched with the installation nut, and the valve element pushes the isolation sealing gasket in the liquid flow cavity to move. And the liquid outlet hole of the liquid flow cavity is sealed or the liquid outlet hole of the liquid flow cavity is opened.

The invention relates to a non-container application arrangement method and device based on a Kubernetes CRI plug-in. The non-container application arrangement method comprises the steps that S1, description information of a non-container application is defined; s2, creating and starting a container; s3, configuration of a container; and S4, managing the patch of the container. According to the method, the original non-container application can be hosted to the Kubernetes cluster without modifying the original non-container application, and the characteristics of automatic deployment and expansion capability, health examination and self-repairing capability, monitoring and log collection capability, safety, isolation and the like provided by Kubernetes can be fully utilized, so that a developer is allowed to uniformly manage the non-container application and the container application; the operation and maintenance work can be simplified, the management efficiency can be improved, and after the non-container application is hosted, the Kubernetes can be utilized to dynamically schedule and allocate the resource capacity, and the resource use efficiency can be optimized.

The invention discloses a security computing channel dynamic combination method based on a cloud platform, a medium and equipment. The method is used for generating a cloud computing security platform. Comprising the following steps: constructing an IaaS layer by adopting a plurality of server clusters; setting each processor core of each server in each server cluster as a computing channel, and acquiring physical attributes of all computing channels; according to the physical attributes of all the computing channels, constructing a security cloud channel physical attribute structural body which is composed of the computing channels and comprises a plurality of computing channel sets of different physical attributes; constructing security middleware of the physical attribute structural body of the security cloud channel in the PaaS layer according to requirements, and correspondingly linking computing channels of different physical attributes in the physical attribute structural body of the security cloud channel through the security middleware to generate a final scheme; and generating the cloud computing security platform according to the final scheme. The method has the advantage of ensuring that the channels with different security function levels are simultaneously operated on the security cloud platform.

The invention discloses a method for simultaneously realizing TBOX and IVI functions in an SOC (system on chip), which comprises the following steps: at least running a TBOX partition and an IVI partition on the SOC, and binding different kernel resources to the TBOX partition and the IVI partition; in the TBOX partition, TBOX software communicates with the wireless module through an interface, and meanwhile, a UART interface is adopted to perform connection and data interaction with the microprocessor; in the IVI partition, each piece of IVI software is in connection and data interaction with the microprocessor through an SPI (Serial Peripheral Interface); and the microprocessor carries out isolation processing on services of the TBOX partition and the IVI partition. The invention further discloses a corresponding system, device and vehicle. By implementing the method, the TBOX and IVI functions can be realized in the SOC, and the TBOX and the IVI are isolated from each other and do not influence each other during operation, so that the cost can be saved and the safety can be improved.

The present invention provides an electrostatic air purifier, which relates to the field of air purification equipment. The electrostatic air purifier includes a shell, a high-voltage circuit control module, an electrostatic generating module and a collecting module. The high-voltage circuit control module is fixed on the outer wall of the shell; three fixing holes are opened on the shell, and the high-voltage circuit control module includes three conductive components. The three conductive components extend into the interior of the shell from the fixing holes respectively. The conductive components are sleeved with insulating sleeves, which abut against the hole walls of the fixing holes. One of the conductive components is connected to the electrostatic generating module, and the other two conductive components are connected to the collecting module. In the electrostatic air purifier of the present application, the conductive components are sleeved with insulating sleeves, which abut against the hole walls of the fixing holes, thereby isolating the shell from the conductive components. In this way, the formation of electric spark patterns on the shell caused by leakage of the conductive components is avoided, thereby avoiding the short circuit problem caused by high voltage breakdown of the shell.

The invention provides a high-density QFN packaging device lead firmness testing device, and the device comprises a clamping assembly which is used for fixing a QFN packaging device, and the QFN packaging device is provided with a plurality of bonding pads; the cover plate abuts against the surface, provided with the bonding pads, of the QFN packaging device, a plurality of preformed holes are formed in the cover plate, and each preformed hole is opposite to the corresponding bonding pad of the QFN packaging device in position and used for framing the bonding pad, so that isolation between the bonding pads is achieved, welding connection between the bonding pads is avoided in the subsequent process that leads are welded to the bonding pads, and the quality of the bonding pads is improved. Therefore, the test accuracy is improved.

The present disclosure is about a method and device for processing flow data, a storage medium, and an electronic device, and relates to the fields of network technology and security technology. The method includes: obtaining flow data to be transmitted and a target program identifier of a target client that generates the flow data to be transmitted; matching a target time slot and a target sub-time slot corresponding to the target client in a flexible Ethernet group according to the target program identifier; wherein the target time slot and the target sub-time slot are configured according to the service category of the target client; generating a flow message to be transmitted according to the flow data to be transmitted, the coding sequence number of the flexible Ethernet group, the target program identifier, the target time slot, and the target sub-time slot; transmitting the flow message to be transmitted to the opposite network device based on the target time slot and the target sub-time slot. The present disclosure improves the utilization rate of bandwidth.

The invention belongs to the technical field of anhydrous magnesium chloride production, and particularly relates to a preparation process of anhydrous magnesium chloride, which comprises the following steps: firstly, dissolving magnesium chloride hexahydrate in absolute ethyl alcohol to form a magnesium chloride ethanol aqueous solution, and then dehydrating the magnesium chloride ethanol aqueous solution by using a molecular sieve to obtain the magnesium chloride ethanol solution; carrying out secondary cooling, stirring crystallization, secondary solid-liquid separation and vacuum drying on the magnesium chloride ethanol solution to obtain high-purity anhydrous magnesium chloride; and recycling ethanol liquid obtained by solid-liquid separation and ethanol gas obtained by vacuum drying. The technical scheme provided by the invention is simple in process flow, low in energy consumption, low in equipment requirement, high in product yield and high in purity, and can be directly applied to the fields of electrolytic preparation of magnesium, catalyst carriers and the like.

The application discloses a floating butt joint device and a butt joint tray system, the device can float in three vertical directions, realizes butt joint between different trays and different bases, and eliminates the butt joint influence caused by manufacturing and assembly errors. After butt joint positioning of the tray and the ground fixed frame, air in the air path in the tray can be ventilated, and the butt joint mechanism can maintain pressure of the air path in the tray after being separated from the butt joint. The centering clamping mechanism can make the sliding sleeve after floating return to the initial position. The AGV trolley can be matched to realize automatic transfer of the initiating explosive, the explosive and the initiating explosive agent, participation of people in the material transfer process is avoided, and man-machine isolation is realized.

The invention relates to resource lending, and particularly discloses an entrusted resource lending method and device, equipment, a storage medium and a program product. The method comprises the following steps: by obtaining a resource lending contract between a delegation party and a resource revenue party and a transaction type agreed between the delegation party and the resource revenue party, generating a transaction instruction according to a first transaction process corresponding to the transaction type between agent equipment and the resource lending contract and according to the resource lending contract and the transaction type, and sending the transaction instruction to the agent device, wherein the transaction instruction is used for indicating the agent device and the resource revenue device to perform a second transaction process according to the transaction instruction. According to the embodiment of the invention, the entrusting party generates the transaction process and instructs the agent party to execute the corresponding transaction, and the agent party does not obtain the resource debit and credit contract, so that the account isolation between the entrusting party and the agent party can be realized, the entrusting resource debit and credit account can be conveniently cleared, and the safety of entrusting resource debit and credit is improved.

The utility model relates to the technical field of magnetic filtration, and provides a vertical magnetic filtration magnetic bar isolating and optimizing device which comprises a rack, the magnetic chains are arranged on the rack in a circulating conveying mode, the number of the magnetic chains is multiple, and the multiple magnetic chains are arranged on the rack at intervals; and the plurality of isolation pieces are arranged on the rack, and the isolation pieces are arranged between the two adjacent magnetic chains. By means of the technical scheme, the problems that in the prior art, due to the fact that the limiting blocks on the roller are prone to abrasion, attraction force between the magnetic bars is increased, and an oil scraping ring and a gear motor are prone to damage are solved.

The utility model discloses a robot controller which comprises an uplink communication module, a master control module and a downlink communication module which are connected in sequence. The uplink communication module is connected with an upper computer, and the downlink communication module is connected with a motor control circuit; the upper computer is connected with a command input device, and the uplink communication module is a serial port communication module or a CAN communication module; the downlink communication module adopts CAN (Controller Area Network) communication; and the downlink communication module is connected with a motor control circuit of the robot. The method is suitable for robot development, the technical threshold of robot development is lowered, the development efficiency of the robot is improved, the iteration speed of the robot is higher, and industry growth is faster.

The present application provides an isolation circuit and a vehicle. The circuit includes a first electronic unit; a second electronic unit; an isolation unit having a first end, a second end and a third end, wherein the first end of the isolation unit is electrically connected to the first electronic unit, and the second end of the isolation unit is electrically connected to the second electronic unit; a state monitoring unit having a first end, a second end and a third end, wherein the first end of the state monitoring unit is electrically connected to the first electronic unit, the second end of the state monitoring unit is electrically connected to the second electronic unit, and the third end of the state monitoring unit is electrically connected to the third end of the isolation unit, and the state monitoring unit is used to monitor the states of the first electronic unit and the second electronic unit, and when any one of the first electronic unit and the second electronic unit is detected to fail, the state monitoring unit controls at least one of the first electronic unit and the second electronic unit to shut down. The structure of the circuit is relatively simple, the cost of the device is low, and the cost of the isolation circuit is also low.

The utility model particularly relates to a heat dissipation device for a motor with an encoder and the motor. The heat dissipation device (1) comprises a heat insulation piece (110) and a heat conduction piece (120) attached to the heat insulation piece (110). The heat insulation piece (110) is used for being attached to a heat dissipation part of the motor (3); the heat conduction piece (120) is used for being attached to a heat dissipation part of the encoder (2). According to the utility model, through the combined use of the heat insulation member and the heat conduction member, the heat of the motor is isolated, and the heat of the encoder can be dissipated, so that the heat generated by the motor does not influence the operation of the encoder, the heat generated by the encoder can be dissipated, the influence of the heat on the working efficiency of the encoder is reduced, and the service life of the encoder is prolonged. Therefore, the encoder and the motor controlled by the encoder are ensured to be in a continuous high-performance state.

The invention provides a transparent glass luminous sign, which relates to the field of luminous sign boards. The luminous sign comprises a luminous body, a transparent glass plate and a translucent body. The electrical components and the components for displaying luminous patterns in the traditional luminous sign are respectively arranged and isolated in mutually independent spaces on both sides of the transparent glass plate. In particular, when the sign is applied to environments such as shop window glass or door and window glass of a store, the circuit part (luminous body) and the display part (translucent body) are respectively arranged and isolated in two indoor and outdoor spaces of the store, so as to achieve physical isolation and functional combination, exist independently of each other, be free from weather interference, and be more reasonable and safe in application. The ready-made shop window glass is used as the skeleton and carrier of the entire luminous sign to combine all the components into one, and the invisible visual characteristics of the shop window glass and the fact that the luminous body cannot be seen from the front are utilized to highlight the luminous effect of the translucent body. The sign has the characteristics of simple structure, convenient processing, low cost, safe application, and slim and beautiful appearance.

This utility model discloses a safe and reliable horizontal machining center production line. The production line includes a horizontal machining center, a transport vehicle, a loading / unloading station, and a production line control cabinet. The horizontal machining center includes a main machine, an APC rotary table, and an exchange table. The machining area of ​​the main machine and the waiting area of ​​the production line are separated by a first lifting door. A fence is installed in the waiting area. A second lifting door is installed between the loading / unloading station and the fence. The loading / unloading station includes safety protection devices, a loading / unloading station workbench, a workbench rotation and push-pull mechanism, a loading / unloading station operation panel, and light strips. The safety protection devices include a front light curtain, a rear light curtain, and a magnetic switch. The loading / unloading station operation panel is equipped with a first emergency stop button and a light curtain reset button. This production line can ensure continuous and stable production and improve production efficiency, effectively isolate personnel from hazardous areas, and reduce maintenance costs caused by unexpected downtime and equipment damage. It provides a solution for enterprises to continuously reduce operating costs and improve production safety and reliability.