156 results about "Occupational Illnesses" patented technology

The invention relates to a multi-station printing roller efficient polishing machine, and relates to the technical field of printing roller polishing, the multi-station printing roller efficient polishing machine comprises an operation platform, a rough polishing device, a conveying device and a fine polishing device are arranged on the upper surface of the operation platform, and the rough polishing device comprises a first motor, a first rotating rod, a first mechanical chuck and a rough polishing frosted block; the conveying device comprises a first driving assembly and a lifting assembly, and the fine polishing device comprises a second motor, a third rotating rod, a second mechanical chuck and a fine polishing abrasive block. By designing the rough polishing device, the conveying device and the fine polishing device, automatic procedure connection from rough polishing to fine polishing is achieved, traditional manual carrying and transferring are replaced, the takt time is remarkably shortened, the overall machining efficiency is improved, meanwhile, printing roller collision and damage caused by manual operation are avoided, fine polishing dust is sucked in real time, and the production efficiency is improved. Secondary scratch of the roller surface caused by dust is avoided, the working environment is improved, the occupational disease risk is reduced, and meanwhile the workshop cleaning cost and the environment-friendly compliance hidden danger are reduced.

The invention discloses a big data driven occupational disease hazard factor hazard level evaluation method, and relates to the technical field of big data analysis, and the method comprises the steps: based on the occupational disease development stage big data of known post types, quantifying the occupational disease development stage demand vector of each post type; quantifying the difference exposure coefficient of the in-service personnel of the known post type; obtaining real-time hazard factor parameters of known post types, performing association mapping on the real-time hazard factor parameters and the occupational disease development stage demand vectors of the post types, and evaluating occupational disease development basic risk indexes of the known post types; according to the difference exposure coefficient of the in-service personnel of the known post type and the occupational disease development basic risk index of the known post type, establishing an occupational disease development accumulation model, and generating an occupational disease development hazard level grade of the known post type; the method has the beneficial effects that the subjectivity of traditional artificial experience is avoided, and objective and precise quantitative evaluation of hazard factors is realized.

The present invention discloses a field management method of VOC sensors based on spatiotemporal topology and Clifford algebra, and a related system for occupational disease prevention and early warning. The method includes obtaining a factory deployment site GIS model, evaluating the gas accessibility of the field space, and marking it in the factory GIS model; determining the deployment location of the omnidirectional anemometer and VOC sensor based on the key accessibility path, and converting it into Clifford spatiotemporal space; continuously collecting and recording the original data and spatiotemporal topological data of the omnidirectional anemometer and VOC sensor; monitoring the health information of the VOC sensor, and if a VOC sensor failure occurs, reconstructing it based on the spatiotemporal topological data of the sensor, and reporting the sensor failure. The present invention also discloses a VOC sensor system using the above management method.

The invention discloses a method for determining the manganese content of manganese ore, which realizes the accurate determination of the manganese content through the steps of accurate weighing, melting, dissolving, constant volume and the like in combination with an inductively coupled plasma spectrometer. The method comprises the step of performing curve correction by using a verification standard sample to ensure the measurement accuracy. The method has the beneficial effects that instrument analysis is adopted to replace traditional chemical analysis, the detection precision and speed are improved, personal errors are reduced, real-time remote monitoring is realized, skill requirements are reduced, and meanwhile, environmental pollution and occupational disease risks are reduced. The method is suitable for detection of manganese ores with different manganese contents, has the characteristics of high efficiency, accuracy and safety, and provides a new solution for analysis and determination of manganese ores.

The embodiment of the invention provides a nurse occupational health management method and system, and the system comprises the steps: a flexible fabric pressure sensor array module is embedded in a preset position of a nurse uniform, and is used for collecting the posture biomechanical data of a nurse in real time; the microenvironment monitoring patch is used for detecting microenvironment data corresponding to the position information based on the position information of the nurse; the multi-modal data fusion processor is used for performing multi-modal data fusion on the microenvironment data to obtain fused data; the digital twin engine is used for constructing a nurse health prediction model marked with an occupational disease risk hot spot area based on the fused data and the attitude biomechanical data; and the self-adaptive intervention terminal is used for generating and outputting prompt information based on the occupational health prediction result output by the nurse occupational health prediction model. According to the system, the occurrence probability of occupational diseases of nurses is reduced, and the monitoring accuracy is improved.

The invention discloses an occupational health examination result prediction method based on an expert system and machine learning, and the method comprises the steps: obtaining physical examination archive information, carrying out the cleaning and standardization, adding doctor seeing frequency information to form an original data set, extracting important features through deep learning, and carrying out the recombination to obtain a new data set; identifying all hazard factor types of each physical examination person in the new data set; performing logic judgment on each hazard factor according to an occupational health standard to obtain a corresponding prediction label so as to form a decision set; respectively marking occupational contraindications and suspected occupational diseases for the decision set, marking the feature SOD and the feature OC corresponding to the result, and adding the feature SOD and the feature OC into a new data set; randomly dividing the new data set passing through the expert system link into a training set and a test set, and selecting more than two machine learning models to perform training by using the training set to obtain respective prediction results; and carrying out weighted average on prediction results of more than two models through a weighted voting method to obtain a final output result. The occupational health risk can be identified more effectively.

The utility model relates to the technical field of metal product processing, in particular to a full-automatic sawing machine for metal products, which comprises a machine body and a dust collection device, a cutting tool is arranged on the surface of the machine body, the dust collection device is arranged on one side of the machine body and comprises a support, the support is fixedly connected with the machine body, and an air pipe is fixedly connected to the surface of the support. An air pipe is fixedly connected to one side of the support, a suction head is fixedly connected to one side of the air pipe, an air pump is fixedly connected to the surface of the support, the driving end of the air pump is fixedly connected with the air pipe, and a cylinder is inserted into the side, away from the suction head, of the air pipe. And meanwhile, the chippings are effectively prevented from flying in the air, the working environment is improved, the respiratory tract health of operators is protected, and the risk of occupational diseases caused by metal chipping suction is reduced.

The utility model relates to the technical field of enterprise teaching and training, in particular to a noise generator for teaching and training, which comprises a framework, two groups of supporting pieces, a sliding piece, an air blowing pipe, a connecting hose, a regulating valve and a sound production block, the two groups of supporting pieces are arranged on the framework, the sliding piece is slidably connected with the two groups of supporting pieces, one end of the air blowing pipe penetrates through the sliding piece, and the other end of the air blowing pipe penetrates through the connecting hose. One end, far away from the air blowing pipe, of the connecting hose is connected with the adjusting valve, the sound production block is also arranged on the framework, and a first sound production hole, a second sound production hole and a third sound production hole are formed in the sound production block, so that the problems that in the prior art, most employees, especially new employees, have fuzzy concepts on noise levels, and the noise level is poor are solved. The technical problem that the risk of occupational diseases is increased due to the fact that sufficient noise protection knowledge is lacked and effective measures are difficult to take to protect a user is solved.

The utility model discloses a five-axis automatic online sampling device, which belongs to the technical field of electrolytic aluminum electrode carbon block sampling and comprises a control cabinet, a cantilever is arranged at the top of one side of the control cabinet, and a cross beam is arranged on one side of the top of the cantilever; through the sample drilling assembly, the cut-off assembly and the clamping assembly, operation of sample drilling, cut-off, detection of the surface height of a carbon block, clamping of a sample rod and storage of the sample rod can be automatically completed, high automation is achieved, and compared with a traditional manual sampling mode, the sampling time is greatly shortened, the production efficiency is improved, and the production cost is reduced. Meanwhile, workers are liberated from heavy physical labor through automatic operation, only equipment monitoring and simple operation instruction input need to be carried out, workers are prevented from directly making contact with dust and noise sources, the risks that the workers suffer from pneumoconiosis, hearing loss and even deafness are effectively avoided, a healthier working environment is provided for the workers, and the working efficiency is improved. And the cost and risk of enterprises in the aspect of preventing and treating occupational diseases are also reduced.

The invention provides a non-human waist output type exoskeleton transfer robot which comprises a waist module arranged on the waist of a human body, the waist module comprises a driving module and a waist rod, and the driving module is connected with the waist rod; the binding module is connected with the waist module, and the binding module is used for binding the waist module on a human body; the carrying module is connected with the driving module, the carrying module can be used for hanging heavy objects, and the carrying module is driven by the driving module to rotate so as to carry the heavy objects; the upper end of the leg module is connected with the driving module, and the lower end of the leg module makes contact with the front side of the thigh of the human body. The transfer robot is always in the leading position of power output, the waist burden of an operator is effectively relieved, and the risk that the worker suffers from the waist occupational disease is reduced. The transfer robot is light in weight, reliable in structure and efficient in power assisting mode.

The utility model relates to finger flexor tendon rehabilitation auxiliary equipment, and relates to the technical field of rehabilitation. The finger flexor tendon rehabilitation auxiliary apparatus comprises a seat body and a fingerstall assembly. A sliding groove is formed in the base body. The fingerstall assembly comprises a sliding piece and a belt body, and the sliding piece is slidably installed in the sliding groove; two limiting pieces are arranged on the face, away from the sliding groove, of the sliding piece in a spaced mode. The belt body sequentially penetrates through the two limiting pieces, a cavity is formed between the two limiting pieces, and the belt body and the limiting pieces can be relatively fixed. When the finger flexor tendon rehabilitation auxiliary equipment is used, training can be carried out according to different positions of different fingers of a patient, the limiting and fixing of the equipment on the fingers in the training process are reliable, and the position fixing is accurate. A therapist does not need to carry out auxiliary treatment on a patient, the work intensity of the therapist is reduced, and the risk that the therapist suffers from related hand occupational diseases is also reduced.

The invention relates to portable wearable equipment for occupational disease individual protection, and belongs to the technical field of occupational disease protection wearable equipment.The portable wearable equipment comprises a protective clothing body, an instrument backpack is arranged on the back of the protective clothing body, and a pressure release valve is arranged on the back of the protective clothing body. A shielding plate and an air spraying pipe are arranged, so that when an occupational disease worker is assisted in wearing and using the intelligent protective garment, the protective effect of the protective garment on the head of the wearer is improved, the situation that the head of the wearer is damaged due to collapse is prevented, and according to the requirement for the shielding protective range of the head of the wearer, the protective garment can be used for protecting the head of the wearer. A first servo motor is started, a second gear is driven to rotate through rotation of a first gear, a sliding column is driven to slide along the inner wall of a limiting groove through rotation of the second gear, a sliding rod is driven to slide along the inner wall of a sliding groove, a shielding plate is made to do telescopic motion, and the effect of conveniently adjusting the head protection range of the wearer is achieved.

The utility model discloses a ferro-silicon alloy screening and classifying device, which belongs to the technical field of ferro-silicon alloy processing equipment and comprises a screening box, a screening component for sorting ferro-silicon alloy, a dust absorption component for absorbing and transferring dust generated in the sorting process and a purification component for purifying dust gas, the dust collection assembly is arranged on one side of the screening box, the purification assembly is arranged on the dust collection assembly, the screening assembly is arranged in the screening box, a connecting assembly is arranged between the screening box and the screening assembly, a sealing assembly is arranged on the purification assembly, and an inclined plate is fixedly arranged on the inner bottom wall of the screening box; dust gas in the screening box is absorbed and transferred under the action of the dust absorption assembly, and the dust gas is purified under the action of the purification assembly, so that the dust content in the air is reduced, and the situation that a respiratory system and the like of an operator are possibly damaged and occupational diseases such as pneumoconiosis are caused by long-term inhalation of ferrosilicon alloy dust is avoided.

The invention relates to the technical field of pipe fitting polishing, in particular to a lifting and rotating auxiliary device which comprises a base, a lifting mechanism and a rotating mechanism. The lifting mechanism is arranged on the upper surface of the base, the rotating mechanism is fixedly arranged on the upper top wall of the lifting mechanism, the rotating mechanism is connected with a to-be-polished pipe fitting, the lifting mechanism can drive the rotating mechanism to synchronously ascend and descend in the height direction of the rotating mechanism, and the rotating mechanism can drive the pipe fitting to rotate. According to the lifting and rotating auxiliary device, the labor intensity of workers is effectively relieved, the occupational disease risk is reduced, manpower and material resources are saved, the burdens of the workers are relieved, meanwhile, the workers can be assisted in polishing the grooves of the pipe fittings, and the overall construction efficiency is improved.

The invention relates to the technical field of material receiving equipment, in particular to a full-automatic hydrogel material receiving machine which comprises a support electric box mechanism. The conveying belt mechanism is fixedly connected to the middle of the upper end of the support electric box mechanism, and the first paperboard lifting and card separating mechanism and the second paperboard lifting and card separating mechanism are fixedly connected to the front side and the rear side of the support electric box mechanism correspondingly; the first paperboard lifting and separating mechanism and the second paperboard lifting and separating mechanism both comprise lifters, the upper ends of the lifters are fixedly connected with material taking mechanisms, the lower ends of the material taking mechanisms are provided with suction cup bases which move in the longitudinal direction and are distributed in a bilateral symmetry mode, and the lower ends of the suction cup bases are fixedly connected with suction heads; according to the invention, manual work is replaced, synchronous, uninterrupted and stable work with a hydrogel machine is realized, the labor investment is saved, the working efficiency is improved, the probability of occupational diseases of personnel is reduced, continuous work can be realized, and the working efficiency is ensured.

The present invention belongs to the field of automobile production line production, hot melt adhesive pressing and pasting fully automated operation technology, and discloses an automatic timing device, method, equipment and application for pressing hot melt adhesive into the sunroof air outlet. The automatic timing method for pressing hot melt adhesive into the sunroof air outlet includes: installing the air outlet to a designated position, instructing different buttons to start different groups of cylinders, and pressing the sandbags into the air outlet from top to bottom after reaching the designated position; when all the sandbags are pressed to the designated position, the switch is triggered, and all the pressed sandbags return to their positions at the same time after the device starts timing. The present invention saves costs: using its own resources, independent research and development, and independent transformation (reducing construction costs and maintenance costs). The present invention saves time: it saves the operator's quality requirement of 20 seconds of waiting time for pressing the sandbags; the present invention improves safety: it completely eliminates the occupational disease of wrist pain caused by pressing the air outlet; it eliminates the harm to the operator caused by the slipping of sandbags.

This invention discloses an asphalt loading device and method, comprising a movable base and a support seat mounted on the base for supporting a truck bed. A weighing sensor is provided between the base and the support seat. When loading asphalt, the truck bed is first driven onto the support seat, and the base moves to the outlet of the asphalt mixing plant. Asphalt enters the truck bed through the outlet, thus achieving automatic asphalt loading. A valve is provided at the outlet of the asphalt mixing plant to control the start and stop of asphalt loading. This eliminates the need for manual truck driving, preventing respiratory diseases, pneumoconiosis, and other occupational diseases, and protecting the driver's health.

The utility model discloses a spine calibration auxiliary massage device for occupational disease nursing, which belongs to the technical field of spine nursing and comprises a support, a seat cushion is fixedly mounted at the upper end of the support, a backrest is mounted at the rear end of the seat cushion, brackets are mounted at the left end and the right end of the seat cushion, and a limiting mechanism is arranged in front of the seat cushion. According to the spine calibration auxiliary massage device for occupational disease nursing, the limiting mechanism and the adjusting mechanisms are additionally arranged, the adjusting mechanisms are used for supporting the whole limiting mechanism and can also be used for adjusting the position of the limiting mechanism, and it is ensured that the limiting mechanism is located between the two legs of a user; the limiting mechanism adopts a pneumatic massage function and a partition structure, the partition structure can separate the two legs of the user, the influence of the leg raising habit of the user on the spine is avoided, in addition, the pneumatic massage function can massage the two legs of the user, the massage effect can be achieved, the leg raising desire of the user can be reduced, and the user experience is improved. Therefore, the spine is protected.

The utility model relates to the technical field of occupational disease prevention and treatment, and discloses an intelligent occupational disease reminding device which comprises a chair body, two massage structures, a left armrest and a right armrest, a pressure sensing timer is fixedly installed on the upper surface of the chair body, and an alarm is fixedly installed on the inner wall of the left armrest. A WiFi module and a 5GHz module are fixedly installed on the inner wall of the right armrest, a movable plate is fixedly installed at the end of the first telescopic rod, a massage head is fixedly installed on the front surface of the movable plate, and the massage structure controller, the fixed plate, the first telescopic rod, the movable plate and the massage head are arranged in a matched mode, so that the pressure sensing timer, the alarm, the WiFi module, the 5GHz module, the massage structure controller, the fixed plate, the first telescopic rod, the movable plate and the massage head are matched. According to the chair, fatigue prompt can be given to a user on time, occupational diseases caused by a series of sedentariness such as waist soreness, back pain and neck pain due to the fact that the user sits on the chair for a long time are avoided, meanwhile, the massage structure can massage and relax the user to a certain degree, and the probability of the occupational diseases of the patient is reduced.

The utility model discloses a crane part welding device which comprises a mounting longitudinal rod, a middle transverse rod, a connecting transverse rod, a dust removal assembly and a welding assembly, the dust removal assembly comprises a dust remover and a negative pressure dust collection cover, and the welding assembly comprises a rotating stand column and a water cooling welding gun. One end of the middle transverse rod is fixedly connected with the middle of the surface of the mounting longitudinal rod, the end, away from the mounting longitudinal rod, of the middle transverse rod is fixedly connected with a rotary supporting base, and the bottom of the rotary stand column is fixedly connected with the top of the rotary supporting base; according to the dust removal device, the dust removal assembly is arranged, so that the smoke dust concentration in a welding operation area is effectively reduced, the operation environment is remarkably improved, a cleaner and healthier working space is provided for operators, and the working efficiency is improved. The morbidity of occupational diseases such as respiratory system diseases and skin diseases can be reduced.

The utility model discloses polishing equipment for carbon-carbon bolt production and processing, and relates to the technical field of carbon-carbon bolt production and processing. Polishing equipment for carbon-carbon bolt production and machining comprises a shell and a carbon rod arranged in the shell, a polishing assembly is arranged in the shell, and the polishing equipment further comprises a filter plate rotationally connected to the inner wall of the shell; due to the fact that the circle center of the guide groove does not coincide with the circle center of the rotating disc, the connecting rod can drive the connecting plate to move up and down under the action of the guide groove by rotating the rotating disc, and therefore the filter plate is driven to rotate in the shell in a reciprocating mode, and carbon powder falling on the surface of a carbon-carbon bolt on the filter plate is shaken off. And the carbon-carbon bolts can fall into the interior of the first containing cavity to be collected under shaking of the filter plate, and therefore the situation that carbon powder flies and is inhaled by the human body to cause serious damage to the respiratory system during sorting, and occupational diseases such as pneumoconiosis are caused is avoided.

The invention discloses a central multi-node induction measurement system and method for coping with productive noise. The method comprises the following steps: measuring noise intensity data in real time through an online noise level meter arranged at a working post position of each near noise source; a worker wears an inductor to record position data and time data of the worker in real time, and individual movement track data is obtained; and the central server obtains the noise intensity data and the individual movement track data in the inductor, carries out processing and analysis based on the noise intensity data and the individual movement track data, and calculates the noise contact level in real time. According to the method, the production efficiency is guaranteed, and excessive contact of noise is avoided; and meanwhile, early warning monitoring can be carried out in advance, so that the safety of noise contact management of a working place is remarkably improved, and the occurrence risk of occupational diseases is reduced.

The present application relates to the technical field of chair massage, in particular to a kind of spinal column calibration auxiliary massage device for occupational disease nursing, including, chair back, cushion, armrest, gas rod, five-star foot, universal wheel, waist massage module, neck massage module, driving energy source, cushion bottom is fixedly installed with gas rod, gas rod lower part is fixedly installed with five-star foot, five-star foot bottom is fixedly installed with universal wheel, cushion rear side is installed with chair back, chair back middle part is fixedly installed with waist massage module, chair back upper part is fixedly installed with neck massage module, cushion both sides are fixedly installed with armrest, cushion bottom is fixedly installed with driving energy source, driving energy source is used to drive waist massage module and neck massage module.The present application can obtain good massage effect of massage chair when user sits straight by adapting component, to solve the problem that existing massage chair cannot adapt to user's sitting posture.

The invention discloses a writing board with an eye protection function, which belongs to the technical field of environment-friendly teaching aids and teenager myopia prevention and control, and mainly comprises a blackboard, an electronic screen, tiny dust chalk and a blackboard purification dust collector, the blackboard has the characteristics of no glare and easiness in writing and erasing; the tiny dust chalk has the characteristics of no dust floating during writing and easiness in writing and erasing; the blackboard purifier main machine box body is connected with a blackboard brush head through a telescopic pipe according to the principles of vacuum mute dust collection, fine powder aggregation and centrifugal water film purification and is installed under a blackboard. The main machine has the advantages of being large in suction force, small in sound, high in plate surface cleanliness, high in purification precision, not prone to damage after fine dust PM2.5 is sucked and the like. Dust does not float during brushing, so that occupational diseases of teachers can be prevented; as the blackboard is brushed cleanly, the contrast effect of writing on the blackboard is good, eyes are not prone to fatigue, and myopia prevention and control are facilitated. The blackboard eraser has the advantages that occupational diseases of teachers can be prevented, myopia of students can be prevented, electronic products are prevented from being damaged by moisture when the blackboard is wiped with water, and the blackboard eraser is cost-saving and effective.

An omni-directional damping device of a shield tunneling machine comprises a cutter head, one side of the cutter head is connected with a dowel bar, the other end of the dowel bar is connected with the shield tunneling machine, a damping device is arranged on the outer wall of the dowel bar between the cutter head and the shield tunneling machine, the damping device comprises a cylindrical shell, one side of the cylindrical shell is connected with the shield tunneling machine through a hydraulic cylinder, and the other side of the cylindrical shell is connected with the shield tunneling machine. An annular groove is formed in the outer wall of the dowel bar, a damping connecting block is arranged in the annular groove, the inner wall of the damping connecting block is matched with the annular groove of the dowel bar in a rotating mode, and a damping assembly is arranged between the damping connecting block and the cylindrical shell. The device automatically adapts and reduces vibration in all directions through the outer spherical joint and the inner spherical joint, so that the vibration amplitude and frequency of the shield tunneling machine are reduced, the purpose of vibration reduction is achieved, the vibration reduction effect is good, the reliability of equipment can be improved, the service life of the equipment can be prolonged, occupational diseases caused by vibration of related workers are reduced, and the working efficiency is improved. And the safety of related workers is protected.

The present application relates to a railway rail polishing device. The traditional post-welding rail polishing mainly relies on manual operation of a hand-held grinder, which is time-consuming and laborious, and the operating environment is poor, which can easily cause occupational diseases of workers. The present application comprises two fixed arms, which are symmetrically wrapped on both sides of the rail, and the top of the two fixed arms are hingedly connected to each other. The side of the fixed arm in contact with the rail is provided with a containing groove. A position limiter is sleeved on the top hinged portion of the fixed arm, and a power assembly is arranged on the position limiter. The power assembly is engaged with the polishing belt. The polishing belt is annular, and the polishing belt is wrapped around the outer periphery of the fixed arm and the position limiter, and is simultaneously arranged in the containing groove on the inner side of the fixed arm and tightly contacts the rail. A plurality of abutting assemblies are arranged in the containing groove of the fixed arm and abut the side of the polishing belt away from the rail. The present application not only saves labor consumption, but also realizes automatic polishing and dust reduction, thereby ensuring the health of the polishing environment and avoiding harm to workers.

The invention provides a comprehensive safety monitoring method, system and equipment in a wind power generation tower drum, and the method comprises the steps: collecting an operation image in the wind power generation tower drum in real time, and recognizing whether there is an incomplete safety protection condition and a dangerous behavior operation or not; when it is monitored that safety protection is incomplete, air quality parameters and electromagnetic radiation parameters in the tower drum are collected, and when the air quality parameters and / or the electromagnetic radiation parameters exceed occupational disease safety parameter threshold values, alarm information is sent out, and an operator is prompted to leave the field; when dangerous behavior operation is monitored, smoke concentration and temperature data are collected through a fire-fighting fire early warning model, and when the smoke concentration is larger than the preset concentration, the temperature data is higher than the preset temperature and open fire signs exist in the operation images, an alarm signal is sent out, and fire-fighting information is sent to a central control platform; through automatic safety protection detection and fire-fighting detection, in combination with the big data model, the accuracy of the detection result is ensured, and the safety monitoring efficiency is improved at the same time.

The utility model relates to the technical field of raw material medicine production, aims to solve the technical problems of exposure operation, occupational disease harm and environmental pollution in solvent feeding, and discloses a material pumping device which comprises a material pumping device and a material pumping pipe seat arranged on a solvent barrel, a feeding end of the material pumping device is arranged in the material pumping pipe seat, and a discharging end of the material pumping device is arranged in the material pumping pipe seat. The discharging end of the material pumping device is used for inputting materials into the reaction kettle through a negative-pressure material suction pipeline; the material pumping device comprises a bent pipe body and a lower pipe body fixedly connected with the bent pipe body, an upper cavity of the lower pipe body is provided with a check valve, the side portion of the lower pipe body is provided with a nitrogen protection valve communicated with the upper cavity, the upper side portion of the bent pipe body is provided with a nitrogen purging valve communicated with the bent pipe body, and the nitrogen purging valve is connected with a hose used for nitrogen to flow in. Stable sealing is achieved through connection with a solvent barrel, airtight operation is ensured, solvent volatilization and air contact are avoided, occupational disease harm and environmental pollution are reduced, residues are removed through nitrogen purging, and operation safety is improved.

The utility model discloses auxiliary equipment for battery processing, which belongs to the field of battery processing and comprises a rack, a processing table is fixed on the rack, a mounting frame capable of vertically lifting is arranged above the processing table, an air cylinder used for driving the mounting frame to move is mounted on the rack, a protective cover is fixed at the bottom of the mounting frame, and the protective cover is fixed on the rack. A cleaning mechanism for sucking smoke is arranged on the mounting frame, the cleaning mechanism comprises a sucking pump fixed on the mounting frame, the smoke inlet end of the sucking pump is communicated with the protective cover through a hose I, and the smoke outlet end of the sucking pump is communicated with a hose II. Through cooperative operation of the sucking pump, the filter box and other components, smoke generated in the battery welding machining process can be efficiently sucked out of the protective cover and filtered through the activated carbon filter screen, the mechanism can rapidly improve the air quality of a working area, contact between operators and harmful smoke is reduced, and the working efficiency is improved. And the risk of occupational diseases is reduced.

The utility model relates to the field of occupational disease protection equipment, in particular to a surrounding type exhaust workbench which comprises a workbench body. The support is detachably connected to the lower surface of the workbench; the flow equalizing and purifying device is detachably connected to the bracket; the air exhaust part is detachably connected to the working table and located on the periphery of the working table, the air exhaust part is communicated with the flow equalizing and purifying device, and a plurality of air exhaust holes are formed in the air exhaust part. Due to the adoption of the rear air exhaust module, the front air exhaust module and the pair of side air exhaust modules, a surrounding type air exhaust design is formed, and harmful gas can be conveniently exhausted nearby. Due to the fact that the rear exhaust module, the front exhaust module and the pair of side exhaust modules are adopted, the specifications of the exhaust modules can be matched with the size of an existing workbench, existing plant equipment layout is not changed, and operation habits of operators are not changed.