150results about How to "Protect health and safety" patented technology

The invention provides a medicine dispensing robot and a medicine dispensing method. The medicine dispensing robot comprises a frame, a shell module, a medicine frame, a medicine conveying module, a printing module, a laser scanning module, a machine vision module, a clamping manipulator, an injection manipulator, a medicine disinfection module, a medicine opening module, a medicine weighing module and a waste treatment module; the frame and the shell module are used for forming a closed medicine dispensing cavity and controlling the medicine dispensing environment of the medicine dispensing cavity; the frame and the shell module are provided with a medicine placement door; the medicine frame and the medicine conveying module are used for conveying the medicines; the printing module is used for printing dispensed medicine information record lists and labels; the laser scanning module is mainly used for scanning the medicines on the medicine frame and the medicine conveying module; the machine vision module is mainly used for acquiring the shape parameters of the medicines; the clamping manipulator is mainly used for clamping the medicines and coordinating the operations of the modules. According to the medicine dispensing robot and the medicine dispensing method, the medicine dispensing cost is lowered while the medicine dispensing efficiency is improved.

The invention discloses an epidemic prevention and control AI robot and a prevention and control method, and belongs to the field of epidemic prevention and control. The epidemic prevention and control AI robot comprises a base; an automatic or hand-push type walking mechanism is arranged at the bottom of the base; a cabinet is installed on the base; a temperature measurement and disinfection unit, a mask recovery unit, an information display unit and a main control system are installed in the cabinet, wherein the temperature measurement and disinfection unit is positioned at the upper part; the mask recovery unit is positioned at the lower part; and the information display unit is installed on the front of the cabinet. The fact that body temperature data is automatically stored and recorded in real time, and uploaded to a data management background is realized; all the body temperature data records support querying and tracing; epidemic prevention worker can see epidemic data in someways; therefore, screening and management can be conveniently carried out; the epidemic prevention and control method integrates a series of applications, such as intelligent temperature measurement,sterilization, face recognition, flexible deployment, multi-scene use and data summarization; the workload of reporting the data summarization of the epidemic prevention workers is greatly reduced; the health safety of the epidemic prevention workers can be protected; and the contact infection rate can be reduced.

The invention relates to a disinfection device for surgical department and in particular relates to a disinfection device for surgical operation scissors. Aiming at solving the technical problems, theinvention provides the disinfection device for the surgical operation scissors, which does not need to be clamped by medical personnel for a long time, saves time and labor, can alleviate the workload of the medical personnel and can cleanly and completely disinfect. The disinfection device for the surgical operation scissors comprises a base, a first bearing, a large rotary shaft, a cylinder body, a liquid discharging pipe, a valve, a large supporting pipe, a large nut, a large screw rod, a second bearing, a hoisting plate, a guide rod and the like; the first bearing is embedded into the middle position of the top of the base. The disinfection device for the surgical operation scissors, provided by the invention, does not need to be clamped by the medical personnel for a long time, doesnot cause arm aches of the medical personnel, can alleviate the workload of the medical personnel, saves time and labor, can cleanly and completely disinfect and protects healthy safety of patients; the disinfection device for the surgical operation scissors is simple in structure, convenient to use, easy to produce and manufacture and easy to maintain and repair.

The invention discloses a tracked vehicle remote control and autopilot system based on the Internet. The system is composed of a monitoring module, an execution module, a data processing module and a remote operation module. The data processing module processes the detection data of the monitoring module, issues the real-time status of a vehicle to the Internet, and controls the execution module according to the control instruction of a monitoring operation station or the decision of a neural network controller to remotely control the tracked vehicle to run. According to the invention, remote monitoring and active control of the monitoring operation station on the tracked vehicle and the autopilot function of the tracked vehicle are realized in the case of the Internet coverage; manpower is liberated; and safe driving is realized.

The invention discloses toughened environmental-friendly back mesh glue as well as a preparation method and application thereof. A component A is prepared from the following components in parts by weight: 45-65 parts of dicyclopentadiene modified unsaturated polyester resin, 25-40 parts of bisphenol-A epoxy vinyl ester resin, 10-15 parts of hyperbranched unsaturated polyester, 1-2.5 parts of a dispersant, 5-10 parts of a core-shell particle toughening agent, 25-40 parts of spherical fine silicon powder, 15-25 parts of nano calcium carbonate, 0.2-0.8 part of an accelerator and 0.02-0.08 part of a polymerization inhibitor. A component B is prepared from the following components in parts by weight: 10-70 parts of a solidifying agent, 30-40 parts of a blending agent, 30-50 parts of an inorganic filler and 3-10 parts of a stabilizer. After the component A and the component B are mixed, the solidifying agent accounts for 0.5-3.5 percent of the total weight of the mixture. The back mesh glue is small in viscosity, good in permeability, moderate in rheology and low in content of total volatile organic compounds (VOCs); and the mechanical strength, particularly the impact resistance, of a back mesh stone is remarkably superior to that of the existing product.

The invention provides a device, a terminal, a system and a method for child safety care. The intelligent wearable device comprises an information acquisition module, a first communication module and a first remote operation module; the information acquisition module is used for acquiring current status information of a child; the first communication module is used for transmitting the current status information of the child and an instruction sent by the intelligent mobile terminal; and the first remote operation module is used for receiving a remote operation instruction of the intelligent mobile terminal. The device, the terminal, the system and the method can follow the activity of the child, are not limited by the environment and the space, solve the problem that the child cannot be followed, and improve the reliability; the child can observe and perceive the world via the first perspective and have better feeling, so that the health safety of the child is well protected.

A rodenticide in the form of smoke fumigant without environmental pollution is prepared from nitrate, sulfur, saw dust, tar and diesel oil through proportionally mixing, loading in paper tube and adding spill. Its advantages are high effect, no secondary poisoning, and high safety.

The invention provides an intelligent toilet human body flushing overheating protection device and an intelligent toilet. A temperature detection unit in the overheating protection device is used fordetermining whether the overflow temperature of intelligent toilet human body flushing water is larger than a preset threshold value or not and sending a protection signal to a control unit when the overflow temperature is larger than the preset threshold value. The control unit is used for switching off a water valve for controlling inflow of the intelligent toilet human body flushing water according to the protection signal and switching a water way executing toilet human body flushing into a closed state or a self-cleaning sprayer water outflow state based on a water way switching unit according to the protection signal. When it is precisely determined that the overflow temperature of the intelligent toilet human body flushing water is too high, the water outflow temperature is protected on the aspects of water inflow and water outflow, and the advantages that the temperature judgment error is small, the cost is reduced, the use feeling of a user is improved, and the health and thesafety of the user are protected are achieved.

The invention discloses a people flow control system based on UWB and infrared temperature measurement. The people flow control system comprises a UWB signal sending terminal, a UWB positioning base station and a background server, wherein the UWB signal sending terminal is composed of a UWB positioning label, an infrared sensor and a buzzer alarm; the positioning label is responsible for sendingposition data of personnel; the infrared sensor is responsible for collecting body temperature data of people; the UWB positioning base station is responsible for positioning the position informationof the UWB positioning label, and the UWB sending terminal communicates with the background server; the background server is responsible for analyzing and processing data; the problem that people flowdensity is difficult to monitor and control in a large place can be effectively solved. Large-area public places can be covered simply by reasonably deploying the UWB positioning base stations; position information and physical conditions of people in a large place are monitored and managed under the condition of remote background monitoring, so that the labor cost and the management cost can beeffectively reduced, the normal order of public places such as stations and subways and other functional places is ensured, the health and safety of workers are protected, and the economic benefits are effectively improved.

The invention discloses a method for detecting the content of heavy metals in the lining liner of cigarette. The detection method comprises the following steps: 1, preprocessing the inner liner for cigarette: shearing the inner liner for cigarette by using sterile scissors to form chippings with the area of 5mm*5mm, placing the chippings in a sample plastic bottle, adding an acetic acid solution with the concentration of 0.5-6.0%, covering by using a cover, putting the covered bottle in an oven, setting the temperature at 25-80DEG C, allowing the covered bottle to stand for 1-12h, taking out the covered bottle, cooling to room temperature, centrifuging through a high speed centrifuge, and taking out the upper clear liquid to form a liquid to be detected; 2, making a standard working curve; and 3, determining the content of arsenic, lead, cadmium, chromium and nickel. The method fills the gap in the method for detecting the content of heavy metals in the inner liner in industry, and has the advantages of preprocessing of the inner liner for cigarette without a strong acid or a strong oxidizing solvent, simple operation, prevention of the generation of a toxic and harmful waste liquid, high detection safety, and detection accuracy increase due to no detection microwave digestion treatment before the detection.

The invention discloses an automatic dispensing robot which comprises a crawler belt walking mechanism, and a dispensing mechanism mounted on the crawler belt walking mechanism. The crawler belt walking mechanism comprises a triangular support, a driving wheel, a guide wheel, a tensioning wheel and a crawler belt. The triangular support is vertically arranged, and the driving wheel, the guide wheel and the tensioning wheel are arranged on the three top corners of the triangular supports correspondingly. The dispensing mechanism comprises an intelligent control system, a mechanical arm, a recognition module and a storage battery, the intelligent control system and the recognition module are electrically connected with the storage battery, and the recognition module, the mechanical arm and the intelligent control system are electrically connected in sequence. According to the automatic dispensing robot, medicine and medicine tool pollution can be avoided, the body of an operator is protected, and time is saved for the operator.

The invention discloses an environmentally friendly and rapid mounting construction method for rapidly mounting shield tunnel electromechanical equipment pipelines. A segment bolt penetrates through prefabricated hole positions in shield segments to connect and fix the adjacent shield segments; by using parts, exposed out of the shield segments, of the segment bolt, assembled lugs are mounted on the shield segments; and an arc toothed external slide groove penetrates through the cavity of the assembled lug to be formed in the internal side of an arc of the shield segment in the circumferentialdirection of the shield segment. As all parts are mounted in an assembled manner without drilling holes in tunnel segments, the construction speed is high, the integrity of a tunnel structure is notdestroyed, the environmentally friendly and rapid mounting construction method replaces a traditional perforation and steel implantation process, the service life of the tunnel structure is prolonged,the mounting mode is comparatively flexible and convenient, the tunnel structure can be arranged according to actual needs, and the construction and maintenance cost can be reduced; and according tothe environmentally friendly and rapid mounting construction method for rapidly mounting the shield tunnel electromechanical equipment pipelines, waste water, waste gas and waste slag are not generated in the construction process, noise pollution and dust pollution are not generated in the construction process, and the health and safeties of construction personnel are protected.

The invention relates to the technical field of livestock fodder processing and discloses a uniform and impurity-free fodder processing device used in the animal husbandry. The uniform and impurity-free fodder processing device comprises a base, wherein a supporting frame is fixedly installed at the top of the base, a stirring box located on the inner side of the supporting frame is fixedly installed at the top of the base, a hydraulic cylinder is fixedly installed at the top of the supporting frame, a piston rod is fixedly installed on the left side of the hydraulic cylinder, a connecting block is fixedly installed at the end, away from the hydraulic cylinder, of the piston rod, a motor is fixedly installed on the left side of the connecting block, a sliding block is fixedly installed at the bottom of the motor, a connecting plate located at the top of the supporting plate is fixedly installed at the bottom of the sliding block, a rotary shaft extending into the cavity of the stirring box is fixedly installed at an output shaft of the motor through a coupler, and the outer side of the rotary shaft is in sleeved connection with a bearing seat. The uniform and impurity-free fodder processing device used in the animal husbandry is high in fodder stirring efficiency and convenient to operate, makes fodder processing more uniform and ensures that livestock are healthy and safe.

The invention discloses a reagent for H7 subtype avian influenza virus detection, a detection method and an application. The reagent for H7 subtype avian influenza virus detection comprises a primer pair and a probe, wherein the upstream primer and the downstream primer of the primer pair are a sequence which is shown as Seq ID No.1 and a sequence which is shown as Seq ID No.2 respectively, and the probe is a sequence which is shown as Seq ID No.3 or a reverse complement sequence of the sequence which is shown as the Seq ID No.3; in the probe, the 32th base group modifies BHQ1-dT, the 36th base group modifies 6-FAM-dT, and the 34th base group is replaced with dSpacer, 3' end modifies C3Spacer. The reagent for H7 subtype detection can specifically detect an H7 subtype from numerous avian influenza viruses accurately and sensitively and provides an effective method and approach for the prevention and control of the H7 subtype. The detection method is short in consumed time, high in sensitivity and low in hardware equipment requirement, does not need complex sample processing and is particularly suitable for spot rapid detection.

The invention belongs to the technical field of materials, and discloses a method for synthesizing [H2Nmim][NTf2]@UiO-66-Br nanocomposite material, wherein the material comprises bromine-functionalized Zr-MOFs(UiO-66-Br) and an amino-functional imidazole-based ionic liquid ([H2Nmim][NTf2]) supported thereon. The invention also discloses application of the nanocomposite material for the extractionand enrichment of sulfonamide antibiotics in a water sample prepared by dispersive solid phase microextraction technology (DSPME). The nanocomposite material of the invention has been successfully applied to the extraction and analysis of sulfonamide antibiotics, which can be completed in a short time using only a small amount of adsorbent and samples, and has the characteristics of fast, sensitive, efficient and economical application. The invention can also screen, design and regulate the adsorbent according to the structure of the target analyze, provides a new idea for the analysis of other environmental pollutants, and has important significance for protecting the health and safety of the public and the environment.

An additive and the preparing way for the addative of a surface pickler for a special steel is provided. The portions of raw materials and weight for the additive are: Diethylenetriamine 5-9 portions, chromized reducer 12-18 portions, detergent 20-24 portions, Nitrilotriacetic acid or HEDP 7-9 portions, potassium chlorate or sodium chlorate 7-12 portions, clean tap water 49-32 portions; the chromized reducer comprises Triethanolamine, formaldehyde and aqueous ammonia. The producing way for the additive is: first the tap water is put into a reaction vessel; then the potassium chlorate or sodium chlorate is added to react for about 10 min; the Nitrilotriacetic acid or HEDP is added to react evenly; the detergent and the Diethylenetriamine are added, and mixed evenly; then the chromized reducer is added and mixed to become a thick colorless liquid. The additive will be added in 1% of volume of aqua regia or mixed acid working liquid; when the temperature of the pickling work fluid rises to 60-80 centigrade, the rate for suppressing acid mist is more than 80%, the corrosion-retarding rate is more than 95%; the eight processes, namely prickling, degreasing, dephosphorizing, passivating and protection, etc. are completed in one operation. The additive can completely substitute highly toxic hydrofluoric acid and can passivate and protect jobs without passing through any acid, can greatly improve the surface roughness and corrosion resistance up to 3 times.

The invention belongs to the field of pharmaceutical chemicals, and particularly relates to a method for preparing oseltamivir phosphate by an azide process. The method comprises the following steps:reacting a compound shown in a formula (III) with sodium azide and ammonium chloride, opening a nitrogen heterocyclic ring, performing acetylation, reducing an azide group, removing tert-butyl, salifying with phosphoric acid, and purifying to obtain pure oseltamivir phosphate shown in a formula (I). According to the method, diallylamine with strong corrosivity and expensive palladium acetate do not need to be used so that the enterprise cost is reduced.

The invention relates to the field of coal mine ventilation and safety, in particular to a fully mechanized coal mining face dust overrunning automatic dust suppression method. The fully mechanized coal mining face dust overrunning automatic dust suppression method solves the technical problem that the dust suppression effect of the prior fully mechanized coal mining face is not ideal, and comprises the step of conducting dust suppression through a fully mechanized coal mining face dust suppression system and a coal cutter dust suppression system. The fully mechanized coal mining face dust suppression system comprises a plurality of dust concentration sensors arranged on a hydraulic support in the arrangement direction of the hydraulic support according to the gap of 20+1m and a plurality of first atomizer nozzles arranged on the front beams of the hydraulic supports. Electrically operated valves are all connected to the first atomizer nozzles through pipelines. According to the fully mechanized coal mining face dust overrunning automatic dust suppression method, because two dust suppression systems are adopted to conduct dust suppression processing on dust generated in the coal cutting process of a coal cutter, dust suppression effect is greatly improved, working environment of underground personnel is effectively improved, and health and working safety of the personnel are protected.

The invention discloses a method for quickly measuring content of five rare earth elements in an edible packing material. The method comprises the following steps: performing preliminary heating using power of 1200 W through a high-pressure closed microwave digestion method for an HNO3 system, heating to 80 DEG C within 4 min, and stewing for 3 min; performing secondary heating for 1 min to raise the temperature from 80 DEG C to 100 DEG C, and stewing for 2 min; performing third heating to raise the temperature from 100 DEG C to 120 DEG C within 1 min, and stewing for 2 min; performing fourth heating to raise the temperature from 120 DEG C to 180 DEG C within 2 min, and stewing for 15 min. The shortcomings of complicated program, more reagents, long digestion time, pollution to the environment and influence on the health of a human body are overcome; the technical defects of low sensitivity, high detection limit, high spectral interference and incapability of simultaneously measuring the content of various elements are overcome; therefore, the content of the five rare earth elements can be sensitively, efficiently, quickly, synchronously and accurately detected, and the method has great application value.

The invention discloses a civil aviation transportation intelligent logistics storage and distribution mobile workbench. The civil aviation transportation intelligent logistics storage and distribution mobile workbench comprises a bottom plate, a positioner, a monitor, a signal transmitter and an intelligent positioning and monitoring system. In the transportation process, when a lithium battery placed in a containing groove is heated and catches fire, heat can be transmitted into an air bag through a heat conduction plate, heated gas easy to expand in the air bag expands, a fire extinguishing agent placed in an inner groove is extruded into a pipeline through expansion of the air bag, the fire extinguishing agent enters spray heads, the fire extinguishing agent extrudes baffles through expansion of the air bag, the fire extinguishing agent is in a mist shape when sprayed out through spraying openings through the side walls of the baffles, the elastic force of reset springs and the outer side walls of the spray heads, rapid and sufficient fire extinguishing is conducted on lithium batteries in a fire disaster in containing grooves through the mist fire extinguishing agent, the fire extinguishing efficiency is guaranteed, the larger-range fire hazard caused by untimely fire extinguishing is prevented, the health and safety of personnel are protected, and the economic loss is reduced.

The invention provides a vacuum system field calibration method based on wireless transmission. The method includes the following steps: using one or more wireless vacuum gauges to measure the vacuumdegree at one or more positions in an environment to obtain vacuum data related to the vacuum degree of the environment; carrying out signal processing on the vacuum data to form a wireless signal suitable for wireless transmission; and receiving the wireless signal and inversely processing the wireless signal to obtain the vacuum data of the environment, so as to realize the monitoring of the vacuum degree of the environment. By using the method and the system of the invention, the technical advantages such as low cost, low power consumption, high transmission efficiency, simple software design and reliable machine communication stability can be achieved.

The invention relates to prefabricated drilling equipment for a cement wall surface for a building. The prefabricated drilling equipment for the cement wall surface for the building comprises movablerod fixed plates, a first limit baffle, a first motor, a second motor, a drill bit installation sleeve, a transmission box, a third motor and movable wheel devices, wherein four movable wheel devicesare arranged, and fixedly arranged on a lower end surface of a fixed support plate; the first limit baffle is welded to a left side surface of a vertical plate, and arranged at the upper end of a lifting hole; the first motor is fixedly arranged on a first motor fixed rod; two movable rod fixed plates are arranged, and welded to the two sides of the upper end of the vertical plate; the second motor is fixedly arranged at the upper end of a bearing plate, and arranged at the left side of a movable hole; the transmission box is welded to the lower end of a connection rod; the third motor is fixedly arranged on a left side surface of the transmission box; and the drill bit installation sleeve is welded to the right end of a rotary shaft. The prefabricated drilling equipment for the cement wall surface for the building is environment-friendly in use; drilling can be realized only by adjusting a drilling position by working personnel instead of holding by the working personnel with hands ina whole drilling process, so that the labor intensity is lowered, and the drilling efficiency is increased.

The invention belongs to the technical field of soil remediation, and discloses a mercury contaminated soil remediation agent and a preparation method thereof. The mercury-contaminated soil remediation agent comprises 20-30 parts of diopside, 3-8 parts of sodium dimethyl thiocarbamate, 10-18 parts of lime, 15-25 parts of chitosan, 5-10 parts of sodium thiosulfate, 10-22 parts of sepiolite, 8-15 parts of pig manure, 5-10 parts of plant ash and 4-8 parts of pig bone ash. According to the invention, the diopside and the sodium dimethyl thiocarbamate are cooperatively used to fix and stabilize mercury in soil, and the lime, the chitosan, the sodium thiosulfate, the sepiolite, the pig manure, the plant ash and the pig bone ash are used for auxiliary, so that the concentration of mercury in thesoil can be reduced to meet the mass standard concentration in national second-stage soil, organic matter in the soil can be improved, the fertilizer retention capability of the soil is improved, andthe advantage of good soil remediation effect is achieved.

The invention discloses a welding device with a semi-closed space, and belongs to the field of welding. The technical scheme of the welding device with the semi-closed space is characterized by comprising a welding room, wherein the welding room is a stainless steel building with a right-angled C shape; a welding platform used for tin welding is fixed in the welding room, a first drainage cover isslidably connected to the upper portion, located inside the welding room, of the welding platform along the vertical direction, and one end of the first drainage cover is in communication with a corrugated pipe; and the top of the welding room is also fixedly provided with a first suction fan, the other end of the corrugated pipe penetrates through the top of the welding room to be in communication with an air inlet end of the first suction fan, and the air outlet end of the first suction fan is further in communication with a first pipeline. According to the welding device with the semi-closed space, the polluted air generated in the tin welding process can be drawn out of the welding room, the range of air sucked out of the welding room can be adjusted through adjusting the height of the drainage cover, and the health safety of an operator is protected.

The embodiment of the invention discloses an intelligent cleaning method and an intelligent cleaning system. The method comprises the steps that intelligent wearable equipment detects the quantity and the density of a target bacterium in a target area; when the intelligent wearable equipment detects that the quantity of the target bacterium exceeds a preset quantity threshold and the density of the target bacterium exceeds a preset density threshold, the intelligent wearable equipment transmits a bacterium clearing instruction to a cleaner, wherein the bacterium clearing instruction comprises the variety of the target bacterium; and the cleaner sprays a target bacterium cleaning agent corresponding to the variety of the target bacterium in the target area, wherein the target cleaner is used for clearing the target bacterium. According to the method and the system, the bacterium can be cleared by utilizing the intelligent wearable equipment and the cleaner.

The invention discloses a full-automatic elevator facilitating workers to get on and off, with advantages of high safety, efficiency and stability performance. The full-automatic elevator comprises anelevator body; according to the elevator, the workers can quickly get on an elevator platform through a pedestrian ladder, so that the workers do not need to climb; and the workers can also get off the elevator platform conveniently, and risks occurred due to climbing are reduced; guardrails on both sides can be used for not only protecting the workers but also stacking cargoes, and the area of aworking range is increased; the full- automatic expansion and contraction are achieved, and manpower and time are saved; shock absorption is achieved through a damping device, and the working platform is kept stable in the lifting process of the elevator, so that the health safety of the workers is protected; the cargoes are prevented from falling due to vibration, so that damage to the cargoes and injury to the workers are avoided; the workers standing on the platform can move at will, and do not need to get off the elevator for pushing; the operation is convenient, and the manpower is saved; the convenience is provided for people; and a large portable movable power source facilitates outdoor work, and the flexibility is high.

The invention relates to a bean pod mottle virus fluorescence quantitative RT-PCR reagent kit and a detection method thereof. The reagent kit comprises reverse transcriptase, an RNA enzyme inhibitor, hot start Taq DNA polymerase, fluorescence quantitative reaction solution, 2 x Buffer, sterilized double distilled water containing no RNA enzyme and positive contrast. The reagent kit and the detection method thereof use a conservative fragment of coat protein CP gene of bean pod mottle virus as a target, design a specificity primer and a TaqMan-MGB fluorescent probe, utilize the fluorescence quantitative RT-PCR technology for detecting the bean pod mottle virus, have the advantages of high sensitivity, strong specificity, rapidness, simplicity, accuracy and reliability, need no PCR posttreatment step, can effectively prevent cross contamination and false positive, are suitable for entry and exit plant quarantine, species introduction and rapid detection and diagnosis of the bean pod mottle virus in agricultural production, and can be used in real-time monitoring simultaneously, prewarning and forecasting of the epidemic situation of the bean pod mottle virus and have wide application and prospect.

The invention discloses a smoke evacuation water tank device of a plasma cutting machine. The smoke evacuation water tank device comprises a machine base, wherein the upper plane of the machine base is a grid cutting platform formed by supporting brackets, the bottoms of the supporting brackets form a tank bottom of a water tank through an embedded bottom plate, a cutting workpiece is placed on the grid cutting platform, the two side walls of the machine base are provided with a plurality of continuous air doors respectively, a guide rail is fixedly arranged on the bottom end of one side of the machine base, and a cutting machine making parallel line movement is supported on an idler wheel of the guide rail through a cross beam. The smoke evacuation water tank device can be used for injecting dust formed by melting metal materials and poisonous gas generated in the cutting process into water, so that workers are prevented from inhaling the poisonous gas, and the smoke evacuation water tank device can be used for substituting for, a dust removal device of the plasma cutting machine, and is low in cost, simple in structure and convenient to install.