29results about How to "Rapid expansion" patented technology

The application discloses a CPU firmware interactive verification method and system based on a TCL script transparent routing, relates to the field of integrated circuit EDA verification tools, and discloses that in existing SoC verification, a TCL script cannot transparently route a command to CPU firmware in simulation, thereby causing a local command and a firmware command to be called in a split mode. The application intercepts a user command through an unknown hook of TCL and writes the user command into a simulation global variable; a SystemVerilog unified distributor inquires a command type mark table; if the command is a local command, the local command is directly executed; if the command is a CPU command, the CPU command is sent to CPU firmware through a shared memory mailbox; CPU firmware analyzes and executes the CPU command, returns a result to the mailbox, writes the result into a TCL global variable through an SV layer, and presents the result to a user. The application enables the user to not distinguish a command execution subject, supports mixed parallel execution, four SV-CPU synchronization modes and timeout protection. The application significantly improves simulation verification efficiency and reusability of a SoC chip containing a CPU core, and reduces a verification environment integration threshold.

The application provides a new line railway transmission and data network port intelligent planning method and system, relates to the railway communication technical field, and solves the technical problems of low efficiency, easy error and difficulty in meeting complex design specifications caused by the dependence of the existing railway communication port planning on manual experience. The method comprises the following steps: obtaining a business requirement list and a device resource list; constructing a constraint optimization model based on a preset port planning rule library; based on the business requirement list and the device resource list, the constraint optimization model is optimized and solved by a constraint optimization algorithm to obtain a port allocation result; based on the port location in the port allocation result and the physical distance between the device cabinet and the ODF frame, the tail fiber length is calculated; the port allocation result and the tail fiber length are structured and coded and integrated to obtain a port configuration account. The application is used in the new line railway transmission and data network port planning process.

The invention belongs to the technical field of molecular biological detection, and particularly relates to an RT-LAMP (Reverse Transcription Loop-Mediated Isothermal Amplification) and immunochromatography combined PEDV (Porcine Epidemic Diarrhea Virus) nucleic acid detection kit and application thereof. According to the kit, the high sensitivity and high specificity of the loop-mediated isothermal amplification technology and the rapid and visual interpretation advantages of the immunochromatography test strip are combined, and on-site, rapid and accurate detection of the PEDV is achieved. The core of the invention comprises a set of specific primer group designed for a PEDV N gene conserved region, an optimized RT-LAMP reaction system and an immunochromatography test strip which is specially treated and is used for detecting an LAMP amplification product. The kit does not need an expensive thermal cycler, the whole detection process is completed within 40 min, the sensitivity can reach 100 copies / [mu] L, and the kit is particularly suitable for rapid diagnosis and epidemic prevention and control of sites such as pig farms and grassroots veterinary stations.

The utility model discloses a liquid-cooled container control system, which comprises a cabinet main body and a double-pump circulation module integrated in the cabinet, the double-pump circulation module comprises a main liquid pump and a standby liquid pump, the main liquid pump is driven by a frequency converter, the standby liquid pump can be driven by a power frequency power supply or the frequency converter, and a multipoint temperature acquisition module is arranged in the cabinet main body. By adopting the double-pump redundancy design, the standby pump can be seamlessly connected within 200 milliseconds when the main pump breaks down, the continuous operation of the system is ensured, the availability of the system is as high as 99.99%, meanwhile, the main liquid pump is provided with the frequency converter, the rotating speed is dynamically adjusted according to real-time pressure feedback, and compared with a traditional fixed-frequency pump, energy is saved by 20-30%. Multi-point temperature collection and closed-loop control are achieved, accurate temperature control is achieved, energy consumption is further reduced, a liquid leakage detection sensor is matched to trigger a signal at the moment of liquid leakage, a power source is cut off immediately through a PLC, an alarm is given, and electric short circuit and equipment damage are effectively avoided through millisecond-level response.

The present application relates to feed ring mold repair cleaning technical field, especially to a kind of multifunctional cleaning equipment for feed ring mold repair, including cleaning cylinder and cylinder cover;Cleaning cylinder is equipped with cylinder cover.This application realizes by electric control ball valve to close branch pipe, so that high-pressure clean water cannot pass through electric control ball valve, and then high-pressure clean water will sliding sleeve be pushed to the hole in the corresponding hole of feed ring mold, and the clogging material in hole is pushed out by sliding sleeve, and the hole is dredged, to avoid causing a large amount of water waste;Through dredging pipe, before sliding sleeve, insert into the clogging material inside the hole of feed ring mold, and by through hole, make the flow guide groove and the corresponding dredging pipe communicate, so that the clean water in branch pipe enters the dredging pipe through the flow guide groove and the through hole, and then is sprayed from the fine hole on the outer surface of the dredging pipe, to directly inject into the clogging material inside, quickly wet the inside of clogging material, so that clogging material quickly absorbs water, expands and softens, to facilitate sliding sleeve to push out the material.

The embodiment of the invention provides a functional garment. The functional garment includes: a garment including a plurality of air accommodating portions formed between a first fabric and a second fabric disposed facing each other and accommodating air inside; and an air injection device which is connected to at least one of the air accommodating parts and injects air into the air accommodating parts. At least one first region formed on the periphery of the air-containing part, in which the first fabric and the second fabric are joined to divide the air-containing part from another adjacent air-containing part, and air-connecting the air-containing part from another adjacent air-containing part without joining the first fabric and the second fabric and at least one second region through which air can be delivered to the plurality of air accommodating parts when the air is injected into the garment by the air injection device.

The invention relates to the technical field of aerobic treatment biology, in particular to an aerobic treatment biological synergy method which comprises the following steps: carrying out preliminary sedimentation treatment on sewage or organic waste to be treated to obtain a culture medium raw material, introducing the culture medium raw material into a culture tank, and determining a sludge bearing capacity characteristic value; determining the input amount of compound bacteria based on the characteristic value of the sludge bearing capacity and carrying out aerobic fermentation; in the aerobic fermentation process of the biological bacteria, determining the fermentation rate based on the oxygen consumption in the culture tank to obtain a fermentation rate change curve, and determining that the fermentation process enters an attenuation period based on the fermentation rate change curve; detecting the concentration of the compound bacteria, determining to increase the fermentation temperature and ventilation quantity based on the concentration of the compound bacteria, and continuing fermentation; and carrying out solid-liquid separation on the fermented composite flora mixed solution in the culture tank to obtain a high-concentration bacterial solution, and putting the high-concentration bacterial solution into a target sewage treatment system. According to the invention, the problems of low fermentation efficiency and insufficient activity of the composite flora in the prior art are solved.

The electric flat carriage capable of expanding the bearing surface comprises a carriage body and a bearing plate used for bearing goods, the bearing plate is provided with a width expanding assembly and a length expanding assembly, the width expanding assembly is hinged to the bearing plate, and the length expanding assembly is connected with the bearing plate in a sliding mode. Through the design of the hinged type width expanding assembly plate and the sliding type length expanding assembly, synchronous expanding of the width and the length of the bearing face is achieved.

The utility model discloses a modularized power utilization monitoring terminal strip, which comprises a fixed guide rail and a plurality of terminals arranged on the fixed guide rail, the guide rail comprises a straight line part and clamping parts arranged on the upper side and the lower side of the straight line part, the upper end of each terminal is provided with an upper wiring port, the lower end of each terminal is provided with a lower wiring port, and the clamping parts are connected with the upper wiring port. A detection module is arranged in the middle of the terminal, and a clamping groove matched with the fixed guide rail is formed in the back face of the terminal. The modular design of the terminal is adopted, and the terminal can be quickly installed on the guide rail through the design of the clamping groove and the fixed guide rail, so that the effects of quick installation, expansion and disassembly are realized; a power utilization monitoring function is integrated on the terminal, real-time monitoring and recording of power utilization parameters of an electric power system are achieved, and safety and reliability of the system are improved. The clamping part abuts against the inner wall of the clamping groove, so that stable installation of the terminal on the guide rail is ensured, the terminal is prevented from falling off due to vibration or external force, and the stability of a system is improved.

This utility model discloses an improved battery manager wiring structure, aiming to solve the problems of poor connection stability, messy wire management, low heat dissipation efficiency, and inconvenient maintenance existing in traditional wiring structures. The structure mainly includes a housing, a removable cover, and an internal wiring structure. A first wiring plug extends to the cover's socket to achieve a stable electrical connection, and a flip-up dust cover enhances protection. Rubber wire harness blocks are installed around the battery housing, using through slots and marking slots to classify and fix the wires. A permanent magnet connecting ring and a polymer sealing ring strengthen the cover's sealing performance. Power sockets are integrated on both sides of the housing, and dual fans are configured on the front to optimize heat dissipation. Through modular design, anti-loosening structure, efficient heat dissipation, and convenient maintenance, this utility model significantly improves the connection reliability, environmental adaptability, and maintenance efficiency of the battery manager, making it suitable for battery management systems under complex operating conditions.

This application discloses a method for directly cultivating seedlings from the germination of *Cymbidium goeringii* seeds in Yunnan. The method includes the following steps: sowing *Cymbidium goeringii* seeds on a modified culture medium, followed by 6 months of constant temperature cultivation at 25℃ to obtain small pseudobulbs suitable for direct transplanting. This method is simple to operate; seeds begin to germinate and turn green 20 days after sowing, begin to grow leaves after 45 days, begin to root after 60 days, and show significant root growth after 90 days. The pseudobulbs also enlarge synchronously. After 6 months, the plants naturally shed their leaves in the tissue culture bottle, and the pseudobulbs can be transplanted to the field for acclimatization and cultivation. This method eliminates the need to change the culture medium, removes the manual transfer step in the tissue culture process, and solves the problems of yellowing, difficult rooting, and high contamination rates after transfer of tissue culture seedlings. Furthermore, the plants naturally shed their leaves in the tissue culture bottle, directly obtaining small pseudobulbs without hardening off, and improving the transplant survival rate, which is beneficial for the large-scale cultivation of *Cymbidium goeringii*.

The utility model discloses a motorized multi-mode expressway toll station structure, which relates to the technical field of expressway toll station structures, and comprises a toll queue area which is divided by depending on the interior of a single lane and is used for accommodating a plurality of vehicles to be transacted to form a transaction queue; a mobile and / or fixed charging terminal is adopted, is arranged on the side surface of the charging queue area, and carries out charging transaction corresponding to the vehicles in the transaction queue; the entrance and / or exit of the charging queue area is provided with a fee-display integrated handrail to control vehicles to go in and out. According to the utility model, the toll queue areas are divided in the single lane to accommodate multiple vehicles, and the toll terminal is matched to carry out parallel toll collection, so that the traditional single-point serial toll collection is changed into multi-point multi-vehicle parallel toll collection, the traffic bottleneck problem of insufficient toll points in peak hours is solved, and the traffic efficiency and throughput of the toll station are improved.

The invention relates to a culture medium for tumor infiltrating lymphocytes and an in-vitro amplification culture method. The culture medium comprises a basic culture medium and a cell growth factor, wherein the cell growth factor comprises a combination of at least two of IL-2, IL-7, IL-15 and TGF-beta. The in-vitro amplification culture method comprises the following steps: sequentially culturing tumor infiltrating lymphocytes under a first culture condition and a second culture condition, wherein a first culture medium adopted in the first culture condition is the culture medium; compared with the first culture medium, the second culture medium adopted under the second culture condition does not contain TGF-beta. The proportion of CD8 + TCM in cells of a final product can be increased, the multiplication capacity of T cells can be maintained to the maximum extent, and a process culture system is established for subsequent clinical transformation treatment of the cell product.

This invention discloses a method and system for joint prediction of meteorological, wind, solar, and energy storage power based on ultra-long context, belonging to the field of power system prediction technology. The method constructs a multi-agent collaborative architecture for data cleaning, time alignment, context generation, and joint prediction, achieving automatic processing and efficient organization of historical data on wind power, solar power, and energy storage. By introducing an ultra-long context input mechanism spanning seasons and years, it overcomes the limitations of traditional model context length, achieving unified modeling and collaborative representation of multi-source data from different frequencies. Based on this, it utilizes a large time-series model to conduct zero-sample joint prediction, and combines physical constraints such as wind power curves, solar irradiance, and energy storage state of charge to construct a wind-solar-storage coupling consistency correction mechanism to optimize the prediction results. This invention effectively improves the multi-source covariate fusion capability and prediction accuracy, possessing good generalization performance and engineering adaptability.

The present application relates to a primer composition, kit and method for detecting benign and malignant thyroid nodule related gene mutations, wherein the primer composition comprises primer pairs for detecting DNA mutations and RNA fusion variations of benign and malignant thyroid nodule related genes. The primer pairs can be amplified individually, and more preferably, the DNA and cDNA templates to be tested can be multiplexed with high efficiency, high sensitivity and high specificity in the same PCR reaction system and reaction program. Subsequently, by constructing a library and sequencing, the gene mutation of the relevant region can be obtained, thereby assisting the clinical diagnosis of benign and malignant thyroid nodules. Furthermore, by connecting specific nucleotide sequences to the 5' end of the upstream primer and the 3' end of the corresponding downstream primer in the primer composition in a proper proportion, the uniformity and specificity of the multiplex PCR amplification can be further improved, and the nucleic acid input for detection and the minimum detection limit of mutation frequency (as low as 0.5%) can be effectively reduced.

The application discloses a machine room stand column foundation integrated intelligent high-speed expansion type portal system, and belongs to the field of traffic engineering and its auxiliary facilities. The system comprises: a monolithic reinforced concrete foundation unit which integrally connects a stand column load-bearing area and a machine room supporting area; a multifunctional integrated stand column unit which is vertically fixed to the foundation unit, and is internally provided with a strong current transmission channel, a weak current signal channel and a vertical ventilation pipeline, and is provided with an electromagnetic shielding structure between the strong and weak current channels; an embedded environment control machine room unit which is arranged in the machine room supporting area of the foundation unit, and has a side wall which is co-constructed with a lower pipe wall of the stand column; and a modular expansion type cross beam unit which is formed by axially splicing a main beam section and an expansion beam section, and horizontally spans above a road surface. Through the three-in-one co-constructed design, the road side space utilization rate and the structural stability are improved, and the system has flexible expansion capability and intelligent operation and maintenance functions.

The utility model discloses a kind of broken bridge aluminium door and window installation fastener, it includes: vertical limiting block, the inside of vertical limiting block is penetrated with vertical connecting block one, the inside of vertical connecting block one is provided with I-shaped connecting groove one, the inner surface of I-shaped connecting groove one is attached with I-shaped self-locking connecting block one, the outer surface of another end of I-shaped self-locking connecting block one is fixedly connected with horizontal connecting block, the side surface of horizontal connecting block is penetrated with horizontal limiting block, the outer surface of another end of horizontal connecting block is attached with horizontal connecting block mounting groove one, the outer surface of horizontal connecting block mounting groove one is fixedly connected with horizontal connecting column, the inside of horizontal connecting column is provided with horizontal connecting block mounting groove two;By the cooperation of above component, the flexible splicing and structure firm of device are realized, also convenient for the quick expansion of device, can flexibly adapt to the demand under different scenes.

The utility model discloses a special power supply device for electrolytic electroplating, which comprises a first energy storage battery, an energy transfer control module, a second energy storage battery and an electrolytic bath, and electric energy is transferred between the first energy storage battery and the second energy storage battery through the energy transfer control module. A C-end electrode of the energy transfer control module is electrically connected with an electric energy input end of the electrolytic bath, so that the electrolytic bath is connected in series between the first energy storage battery and the second energy storage battery, and a B1-end electrode on the energy transfer control module is electrically connected with a B1-end electrode on the first energy storage battery; the current generated in the mutual transfer process of energy in the first energy storage battery and the energy transfer control module is used for supplying power to the electrolytic bath, then the electroplating work is completed, and the electroplating device has the advantages of being high in transfer efficiency and low in energy consumption. And the production cost of enterprises is effectively reduced.

The utility model relates to the technical field of chemical equipment, and discloses a vacuum degasser with automatic sealing, which comprises an equipment box and a degassing tank, the bottom end of the outer wall of the degassing tank is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with an electric push rod, and the electric push rod is fixedly connected with a vacuum pump. The device comprises an electric push rod, a brush handle is fixedly connected to the top end of the electric push rod, sliding grooves are formed in the left side and the right side of the brush handle correspondingly, a plurality of springs are fixedly connected to the inner walls of the two sliding grooves correspondingly, cleaning brushes are slidably connected to the inner walls of the two sliding grooves correspondingly, and a plurality of limiting blocks are fixedly connected to the inner walls of the two sliding grooves correspondingly. According to the degassing tank cleaning device, the pressure of clean water is increased through the pressure pump, the inner wall of the degassing tank is primarily washed through the rotary spray head, and then the inner wall of the degassing tank is continuously cleaned through the cleaning brush by matching the servo motor with the spring, so that the cooperation of high-pressure water and mechanical scrubbing is realized, and the inner wall of the degassing tank is ensured to be thoroughly cleaned.

The application belongs to the technical field of molecular imaging and biomedical materials, and particularly relates to a construction method of a radioactively labeled magnetic T1-T2 synergistic MRI-PET bimodal imaging probe and application thereof. The polyphenol substance is dissolved in methanol, the pH is adjusted, SPIO is dispersed in tetrahydrofuran, after mixing, the water-phase SPIO modified by the polyphenol is obtained. Then, the streptavidin is dissolved in water, the polydopa coating layer is formed by in-situ polymerization of the polydopa and is coupled with the streptavidin, the biotin-modified targeting ligand is combined, the targeted MRI probe is obtained, and finally the radioactive metal element such as Cu, 64 Cu, 68 Ga is efficiently chelated to obtain the T1-T2 synergistic MRI-PET bimodal probe, the probe has the advantages of strong stability, high hydrophilicity, good biocompatibility, high relaxivity, good tumor targeting, high sensitivity of PET for whole body quantification, high soft tissue contrast of MRI T1-T2 and high spatial resolution.

The invention relates to a system (1) for accessing resources or services available on one or more digital servers or platforms (S) from a television (2), comprising:-at a local location (L) where the television (2) is placed, touch screen means (20) cooperating with the television (2); means for receiving and processing a touch detection signal from the touch screen means (20); means for accessing the video streams generated by the remote content platforms (P1, P2... Pn) via one or more Web communication networks (5) and for selecting a video stream to be displayed on the screen (21) of the television (2) from among these accessible video streams; means for integrating a capsule (11) containing information and commands relating to a remote product or service into the selected video stream, cooperating with means for receiving and processing touch detection signals,-at a remote location, operating a platform (7), the present invention relates to an operating platform (10) cooperating with local integrated means and with one or more Web product and / or service platforms (S) designed to provide the operating platform with information relating to products and / or services intended to be included in capsules (11), the capsule is to be integrated into the selected video stream.

The invention relates to the technical field of blocking nets, in particular to a blocking net for blocking ships, which comprises a first blocking rope and a second blocking rope, a plurality of groups of first connecting ropes are fixedly connected between the first blocking rope and the second blocking rope, counter weights are fixedly connected to the bottom surfaces of the first connecting ropes, and a plurality of groups of buoys are arranged on the surfaces of the first blocking ropes. A first connecting structure is arranged on the left side of the first blocking rope, and a second connecting structure is arranged on the right side of the first blocking rope. The connecting rope I, the counter weight and the buoy are arranged, so that the reliability and effectiveness of interception are improved, the reliability of long-term use in a dynamic water environment is ensured, the connecting structure I and the connecting structure II are arranged, the two sections of blocking nets are quickly spliced, the connecting speed is high, the operation is simple and convenient, the connecting strength is high, and the service life is long. The tension generated during interception can be effectively transmitted, the length of the blocking net is flexible, the deployment efficiency and tactical adaptability are improved through rapid expansion.

The application discloses a marine modular multi-stage protection device based on a composite air bag, and relates to the technical field of ships.The device comprises a gas supply assembly, a composite air bag assembly and an intelligent control assembly.The intelligent control assembly is used for monitoring potential collision objects in a ship navigation area, predicting the impact area and impact time of the collision objects, and sending an inflation instruction to the gas supply assembly.The gas supply assembly supplies gas to the composite air bag assembly.The composite air bag assembly is used for resisting external collisions of the ship body.The device can provide timely protection and has multi-stage continuous protection capability, can be arranged in each key structure area, and can independently work or be combined in groups to jointly provide protection and buffering functions.

This invention discloses a virtual skeleton perspective method, device, and storage medium, belonging to the field of medical image-assisted and computer vision-based 3D human body reconstruction technology. Addressing the shortcomings of existing medical imaging methods, such as the lack of visualization of the internal skeleton during positioning, poor real-time performance of iterative SKEL parameter solving, insufficient ability to measure real-world scales, and low reconstruction accuracy in occluded scenes, this invention replaces iterative optimization with a learned SKEL parameter estimation model, rapidly obtaining SKEL parameters through a single forward computation. The preferred scheme uses depth as a geometric prior to modulate attention, and adds bone length prediction to achieve metric scale recovery without internal parameters. Simultaneously, it realizes 3D skeleton virtual perspective overlay, positioning guidance, and real-world spatial distance measurement. This invention significantly improves the accuracy and efficiency of image positioning, reduces the radiation burden on patients, and balances reconstruction robustness and real-time performance.

The patent discloses a kind of human-computer interaction test scene intelligent recommendation method and device for space robot, constructs the correlation factor layer of space robot human-computer interaction test scene and analysis and correlation classification rule, and correlation factor is decomposed into tree structure according to analysis rule, the correlation coefficient between each factor is calculated, the correlation coefficient size is used as correlation classification standard, constructs tree space robot meta scene set;Quantify the evaluation of expert to the meta scene set in data set as reward function, and construct the intelligent recommendation total module composed of robot capability decomposition module and Tree DDPG module, train intelligent recommendation model with the aid of space robot meta scene set and corresponding reward function, obtain the well-trained human-computer interaction test scene intelligent recommendation model;According to the ability characteristics of space robot and the preset interaction task, call the well-trained human-computer interaction test scene intelligent recommendation model, generate test scene sequence and corresponding test index set sequence.

The invention provides a synchronous detection primer for type II norovirus, group A rotavirus and adenovirus, which comprises specific primer pairs designed for conserved genes of three pathogens of type II norovirus, group A rotavirus and adenovirus, namely an ORF1 / ORF2 primer pair, a VP6 gene primer pair and a Hexon gene primer pair. The invention also provides a detection probe, which comprises an ORF1 / ORF2 capture probe, a VP6 capture probe and a Hexon capture probe. Meanwhile, the invention further provides application of the primer and the probe in preparation of infectious diarrhea related virus detection products, a specific detection kit and a specific detection method. According to the present invention, the multiple detection of three common diarrhea viruses can be achieved, the detection can be completed in a short time, the amplification product can be rapidly and accurately identified, the color development can be performed, the detection sensitivity and the specificity can be improved, the large-scale instrument is not required, and the cost is low.

The utility model relates to the field of multi -head wire drawing machine especially, a multi -head wire drawing machine convenient to separate line. Including mounting panel, one side of mounting panel is equipped with adjusting structure, adjusting structure includes adjusting plate and auxiliary board, adjusting plate and mounting panel fixed connection, the lower surface of adjusting plate and auxiliary board all is fixedly connected with two fixed blocks, two fixed blocks the side fixedly connected with screw rod each other is close, the cambered surface screw thread connection of screw rod has a plurality of round tubes, the outer cambered surface of a plurality of round tubes all rotatoryly connects with support plate, the surface of adjusting plate and auxiliary board all is equipped with the sliding slot, the inner wall of sliding slot and support plate sliding connection. The utility model provides a multi -head wire drawing machine convenient to separate line has the interval of adjacent positioning ring and can carry out flexible adjustment, and the operation auxiliary rod can conveniently dismouting auxiliary board, and the positioning ring quantity is conveniently increased or reduced, effectively avoids wire rod winding and keeps the advantage that separates line is uniform and orderly.

This invention belongs to the field of gate valve technology, and specifically relates to a bellows gate valve for phosgene pipelines. It includes a valve body, valve seat, valve cover assembly, hollow valve stem, and handwheel. The outer wall of the hollow valve stem has a lifting thread that mates with the valve cover assembly. A corrosion-resistant rubber valve core that mates with the valve seat is fixedly sleeved at the bottom of the hollow valve stem. The corrosion-resistant rubber valve core has an expansion cavity inside, which communicates with an opening at the bottom of the hollow valve stem. This invention enables the bellows gate valve for phosgene pipelines to not only have impact buffering, phosgene leakage prevention, real-time monitoring and accurate alarm for sealing failure, but also multiple sealing functions when the gate valve is closed. This effectively improves the sealing effect and reliability of the gate valve, significantly enhances its protective performance, extends its service life, effectively avoids safety accidents caused by large-scale phosgene leakage, and improves the safety and reliability of phosgene pipeline operation.

The utility model discloses a mechanism for improving three-proofing paint pollution, which comprises a protective plate and a spraying area for positioning a main board, a locking component is arranged in a non-spraying area of the protective plate, and an expansion end of the locking component is arranged on the side surface of the spraying area and is matched with the side surface of the main board positioned in the spraying area. The extrusion pieces of the locking assembly are located at the two ends of the side face of the spraying area, the expansion ends of the extrusion pieces are only in contact with the side face of the main board, the movement path of the paint spraying head is prevented from being shielded, it is ensured that the paint spraying head can completely cover all the areas of the main board, and therefore spraying uniformity and integrity are improved.