75results about How to "Conditions to prevent pollution" patented technology

A pattern modification device (1) is discloses, in which a coating unit (20) is provided with: a container (21) having a first hole (21a) at a bottom portion for injecting a modification liquid (22);a coating needle (24) haiving a diameter approximately same with that of the first hole (21a); a cylinder which moves the container (21) and the coating needle (24) up and down, and relatively moves the container (21) and the coating needle (24) to each other so that a front end portion (24a) of the coating needle is projected from the first hole (21a) and the modification liquid (22) is attachedto the front end portion (24a). Accordingly, compared with a conventional technic in which the coating needle needs to be reciprocated between the container and a fault portion, the pattern modification device of the invention can rapidly modify the fault portion by a simple structure.

The invention provides a biological culture device based on a hemodialyzer. The biological culture device comprises the hemodialyzer, a circulating pump, a swing weighing device, a sample collecting and storing device, a medicine-dosing device and a culture bag. The culture bag comprises a main culture bag and an auxiliary culture bag. The main culture bag is connected with the two ends inside a hemodialyzer main body to form a main circulation loop, and the auxiliary culture bag is connected with the two ends outside the hemodialyzer main body to form an auxiliary circulation loop. The sample collecting and storing device and the medicine-dosing device are connected with a pipe between the main culture bag and the hemodialyzer. The biological culture device is a cell or bacterium culture device which can monitor culture conditions, keep the monitor culture conditions stable, perform automatic liquid adding and sample, can simulate medicine concentration changes and is based on the hemodialyzer.

The invention discloses an anti-blocking type river treatment and sewage blocking device. The device mainly comprises two treatment boxes and two intercepting devices symmetrically arranged between the two treatment boxes; each intercepting device comprises two transmission rollers and an annular transmission network, and each intercepting device is connected with the corresponding position of theside entering water of the treatment boxes through a self-adjusting sliding rail; the upper ends of the two transmission rollers are transversely provided with a water wheel respectively, the upper ends of the two water wheels are provided with a carrier plate, and the side wall of the side entering water of the carrier plate is provided with an intercepting screen plate; and the side wall of theside entering water of each treatment box is provided with an opening, the other three side walls of each treatment box are all in a net structure, and each treatment box is connected with the innerwall of the river channel through the side wall close to one side of the river channel. According to the device, solid waste can be effectively gathered in the treatment boxes, the situation that theannular transmission net is blocked and the like is effectively prevented, and the interception efficiency of the device is kept in a high state all the time.

The invention discloses an antibacterial and deodorant functional fabric dyeing process and processing equipment thereof. The antibacterial and deodorant functional fabric dyeing processing equipmentcomprises a dyeing chamber, a dyeing mechanism and a drying mechanism, wherein the dyeing mechanism is arranged at the top of the dyeing chamber; the drying mechanism is arranged on the side wall of the dyeing chamber; a communicating opening is formed in the top end of the dyeing chamber; a fabric body is arranged in the communicating opening; first guide rollers are symmetrically and rotatably connected to the top end in the dyeing chamber; two conveying rollers are arranged at the positions, located below the first guide rollers, of the two ends in the dyeing chamber correspondingly; the fabric body is located between the two conveying rollers; a water squeezing mechanism is arranged at the top end, located on the inner wall of one side of the drying mechanism, of the dyeing chamber; convex plates are integrally arranged at the positions, corresponding to the low ends of two inner walls, of the dyeing chamber; a filter screen plate is arranged on the top parts of the convex plates;and a drain outlet is formed in the lower end of the side wall of the dyeing chamber. According to the antibacterial and deodorant functional fabric dyeing process and the processing equipment thereof, the whole operation process is continuous, the time is saved, and the fabric dyeing efficiency is greatly improved.

The invention relates to the technical field of livestock breeding, in particular to a poultry manure drying device. The technical problem to be solved by the invention is that the inner walls of a part of existing poultry manure drying devices on the market are inconvenient to clean manure adhered to the inner walls. The poultry manure drying device is invented to solve the above technical problem, and comprises a drying box; point heaters are fixedly connected to the left side and the right side of the bottom of the inner wall of the drying box, and a forward and reverse rotation motor is fixedly connected to one side of the bottom of the inner wall of the drying box. In the use process, a feeding plate is pulled, so that a main switching block is capable of moving in a supporting cavitythrough a supporting block until the feeding plate is dismounted; at the moment, excrement on the surface of a bottom plate is pushed to the top of a discharging plate and slides down along the inclined face of the discharging plate to be collected, cleaning work of the inner wall can be completed only through simple operation of operation equipment, and the situation that excrement is accumulated and pollutes the surrounding environment is prevented.

The invention relates to a large-scale soilless culture nutrient solution management system. The large-scale soilless culture nutrient solution management system comprises a nutrient solution circulating tank, a nutrient solution state detecting device, a nutrient solution state regulating device and a control system and is characterized in that the nutrient solution circulating tank is used for providing a nutrient solution for a soilless culture facility; the nutrient solution state detecting device is mounted in the nutrient solution circulating tank and used for detecting the nutrient solution state in the nutrient solution circulating tank and transmitting the detected value to the control system; the nutrient solution state regulating device is communicated with the nutrient solutioncirculating tank, and the control system controls the nutrient solution regulating device to regulate the nutrient solution state in the nutrient solution circulating tank according to the detected value. The large-scale soilless culture nutrient solution management system has the advantages that by detecting the nutrient solution state in the nutrient solution circulating tank and using the nutrient solution state regulating device to regulate the nutrient solution state, automatic omnibearing management and control of the nutrient solution of the soilless culture system of fruit and vegetables of different varieties can be achieved, and stable and efficient production of the large-scale soilless culture device can be achieved.

The invention discloses an efficient and rapid sputum aspirator for the respiratory medicine department, and relates to the technical field of sputum aspirators. The problem of sputum backflow is solved. The efficient and rapid sputum aspirator specifically comprises a negative pressure machine; a clamping base is arranged on the outer wall of one side of the negative pressure machine, and a handle is arranged on the outer wall of the top of the negative pressure machine; the outer wall of the top of the negative pressure machine is in threaded connection with an air guide pipe; a magnetic block is bonded to one side of the negative pressure machine; a sputum collecting bottle is attracted to one side of the magnetic block; the other end of the air guide pipe is in threaded connection withthe top of the sputum collecting bottle; the outer wall of one side of the top of the sputum collecting bottle is in threaded connection with a first catheter; a bottle cap is clamped to the outer wall of the top of the sputum collecting bottle; the same non-return sleeve is fixed to the circumference of the first catheter through two hoops; a backflow preventing mechanism is arranged in the non-return sleeve; and one end of the first catheter is in threaded connection with a second catheter. According to the efficient and rapid sputum aspirator, the problem of sputum backflow is avoided, theeffectiveness of sputum collection is improved, and the situation that the first catheter is polluted by sputum is also prevented.

The invention discloses an integrated ultrasonic cleaning device for surgical operating instrument cleaning. The integrated ultrasonic cleaning device comprises a water purification and disinfection mechanism, a conveying mechanism, a storage and drying mechanism, a cleaning mechanism, a top cover plate, universal wheels, mechanism fixing baffles and a drainage pipe I, the conveying mechanism is arranged on one side of the water purification and disinfection mechanism, and the mechanism fixing baffle is arranged on one side of the water purification and disinfection mechanism; the universal wheels are arranged on the other side of the water purification and disinfection mechanism, the storage and drying mechanism is arranged on one side of the conveying mechanism, the mechanism fixing baffle is arranged on the other side of the conveying mechanism, the cleaning mechanism is arranged on one side of the storage and drying mechanism, the mechanism fixing baffle is arranged on the other side of the storage drying mechanism, and the top cover plate is arranged on one side of the cleaning mechanism; and the mechanism fixing baffle is arranged on the other side of the cleaning mechanism, the drainage pipe I is located on the inner sides of the mechanisms, and the top end of the drainage pipe I is located on the cleaning mechanism. The cleaning and drying processes can be completed under the whole-process sterile condition, test tubes and biochemical test containers can be cleaned in a targeted mode, and time and labor are saved.

The invention discloses a clothing processing device that has a detergent supply device for supplying the detergent, including the portions as follows: a water feed pipe for supplying water; a washing cylinder for storing water supplied from the water feed pipe; the detergent processing device for enabling the detergent and water supplied through a water feed tube to be supplied to the washing cylinder; a cassette that store the detergent interiorly and is mounted on the detergent processing device. It is not necessary for the user to cast the detergent when driving the clothing processing device every time through the clothing processing device of the invention and the detergent is cast with appropriate amount automatically according to amount of the cast detergent to save the detergent and prevents over-amount of the detergent which causes pollution to the washing water.

The invention relates to the field of diesel engines, in particular to a single-cylinder diesel engine. The single-cylinder diesel engine comprises a diesel engine body, a tail gas processor, a primary pipeline, an extrusion sheet, a gasket, a fastening screw, a secondary pipeline, an auxiliary opening, an activated carbon adsorption plate, a first limiting ring, a cylindrical box, a primary opening, a glass wool block, an upper cover, a limiting frame, a diesel filter box, a filter box, an insertion pipe, a communicating groove, a second limiting ring, a frame body, a filter screen and a sealing cover. According to the single-cylinder diesel engine, the tail gas processor is arranged at the tail end of an exhaust pipe of the diesel engine body so that the situation of air pollution causedby insufficient combustion of diesel of the diesel engine body can be effectively prevented, and the personal health of workers can be guaranteed to a certain extent; and the diesel filter box is arranged at an oil inlet pipe of the diesel engine body so that the purity of the diesel injected into the diesel engine body can be effectively guaranteed, and the situation that the diesel engine bodyis down due to impurities contained in the diesel is prevented.

The invention provides a multifunctional injection assembly, which is provided with a branch, wherein an outflow prevention check valve is arranged on the branch, and liquid can be pumped into the syringe through the branch, and the outflow prevention check valve can block the branch and prevent the liquid from flowing out when the injection is carried out. The needle comprises a mounting seat anda syringe, wherein the mounting seat is provided with an injection needle tube, the side of the mounting seat is provided with a branch, and the branch is a suction needle tube. The liquid suction needle tube is inserted and connected with the introduction tube, and the introduction tube is serially connected with an outflow prevention check valve.

The invention relates to the technical field of lifeline engineering, in particular to a vertical shock-absorption damper device used for a storage tank. The vertical shock-absorption damper device used for the storage tank comprises a storage tank cylinder used for storing liquid, a connecting plate, a lower support, a rotary blade and a ball screw. When a vertical earthquake happens, the storagetank cylinder and the connecting plate drive an outer nut on the ball screw to move vertically; due to the fact that the vertical displacement of the ball screw is restrained by the lower support, balls of the ball screw rotate in the axial direction to drive the rotary blade on the ball screw to rotate; the blade is damped by the liquid stored in the storage tank cylinder, and damping generatedby the rotation of the blade is converted into vertical damping by the ball screw, so that a shock-absorption effect is achieved, damage, caused by the vertical earthquake, to the storage tank cylinder is reduced, and further explosions, fires and environmental pollution are prevented; and the vertical shock-absorption damper device is simple and easy to manufacture and does not need to be specially maintained.

The invention relates to the technical field of medical instruments, and discloses a peritoneal dialysis monitoring device which comprises a telescopic rod, a flow stopper is arranged on the outer wall of the bottom end of the telescopic rod and comprises a supporting lantern ring, the supporting lantern ring is fixedly arranged on the outer wall of the bottom end of the telescopic rod in a sleeving mode, and a temperature control box body is fixedly connected to the top face of the telescopic rod. A temperature guide device is arranged in the temperature control box body and comprises a temperature guide plate, the left face and the right face of the temperature guide plate are fixedly connected to the left inner wall and the right inner wall of the bottom end of the temperature control box body respectively, sliding grooves are formed in the top ends of the left inner wall and the right inner wall of the temperature control box body, an infusion support is arranged between the two sliding grooves, and a temperature monitor is arranged below the temperature control box body. The temperature monitor comprises a fixing frame A, the right face of the fixing frame A is fixedly connected with a fixing seat, a clamping plate is attached to the front portion of the fixing seat, the top side wall of the right end of the rear-end metal lantern ring is fixedly connected with a thermometer, the temperature of peritoneal dialysis liquid can be monitored more accurately, and the safety of peritoneal dialysis is effectively improved.

The invention discloses a gynecological irrigation rod and a gynecological irrigator. The gynecological irrigator comprises a cleaning basin and a cleaning rod body. A plurality of supporting legs areuniformly arranged at the bottom end of the cleaning basin. A cleaning tank is arranged in the middle of the top of the cleaning basin. A wastewater pool and a liquid medicine cavity are arranged inthe cleaning basin. The cleaning tank is communicated with the wastewater pool through a plurality of communicating holes. The bottom end of the wastewater pool is communicated with a blow-off pipe. Acontrol valve is installed on the blow-off pipe. A micro medicine pump is fixedly installed on one side of the top wall of an inner cavity of the liquid medicine cavity. The end, away from the cleaning rod body, of a second medicine pipe is communicated with a micro medicine pump. The water inlet end of the micro medicine pump is communicated with a medicine suction cylinder through a first medicine pipe. Traditional Chinese medicine liquid enters the cleaning cylinder through the second medicine pipe, enters a cleaning ball through the cleaning cylinder and finally flushes the vagina throughcleaning holes. In the flushing process, generated cleaning waste liquid is discharged through first side flow holes and second side flow holes, deep flow of the medicine liquid can be effectively prevented, and therefore, the vagina cleaning safety and cleaning quality are guaranteed.

The invention discloses a life service public umbrella storage device. The life service public umbrella storage device comprises a water collecting tank, the upper ends of both sides of the inner wallof the water collecting tank are fixedly connected with a screen mesh, the upper end of one side of the inner wall of the water collecting tank is fixedly connected with a fixing plate, the fixing plate and the top of the water collecting tank are fixedly connected with a storage box, the upper end of one side of the outer wall of the storage box is fixedly connected with a stick umbrella hangingrod, the bottom of the stick umbrella hanging rod is provided with a stick umbrella tube, one side of the outer wall of the stick umbrella tube is fixedly connected to one side of the outer wall of the storage box, and the bottom of the stick umbrella tube is provided with a drainage port. The life service public umbrella storage device relates to the technical field of life service and can storeumbrellas in a classified mode and drain water, avoid contamination and environmental pollution as well as mistaken taking, and achieve a wet hand drying function, thereby facilitating access of umbrella by people, ensuring orderly and clean storage of stick umbrellas and foldable umbrellas, protecting the environment, and providing more reasonable and considerate liver service for people.

The invention discloses a die pressing device for producing a digital-to-analog conversion chip, and relates to the technical field of chip production. The die pressing device for digital-to-analog conversion chip production comprises a lower pressing module and an upper pressing module, the left side of the upper pressing module is movably connected with a driving device, the bottom of the rightside of the driving device is fixedly connected with the lower pressing module, and the right side of the upper pressing module is fixedly connected with a transverse rod. According to the die pressing device for producing a digital-to-analog conversion chip, when the upper pressing module rises to be separated from the lower pressing module, a first baffle pushes a second baffle to rise, a positioning rod is separated from an insertion hole, a scraper automatically pops up leftwards under the action of a driving spring, and the scraper scrapes the bottom of the upper pressing module, so thatthe bottom of the upper pressing module is scraped; therefore, the raw material of the digital-to-analog conversion chip at the bottom of the upper pressing module is scraped off by the scraping plate, the waste of the raw material of the digital-to-analog conversion chip and the pollution in the processing process of the digital-to-analog conversion chip are prevented, and the practicability of the device is improved.

A tool for extruding a pipe-shaped melt strand of thermoplastic material, having a ring-shaped outlet nozzle and at least one melt conduit leading from an associated inlet opening to the outlet nozzle, which extends concentrically with respect to the center axis of the tool and into whose peripheral wall spirally turning helices are cut and form a helical manifold extending in the outlet direction of the melt strand. The helices are cut into the inner peripheral wall and into the outer peripheral wall of the at least one melt conduit.