53results about How to "Avoid mutual contamination" patented technology

The invention discloses an adsorption type multi-material additive material powder laying system and method based on a micropore array. The powder laying system comprises a forming chamber, a powder supply device, a powder laying device and a powder scraping device. A forming platform is arranged in the forming chamber; the powder laying device comprises a mesh screen, a vacuum pump and a powder falling mechanism, powder particles can be evenly adsorbed to the periphery of the mesh screen through cooperation of the mesh screen and the vacuum pump, the powder particles cannot penetrate through micropores to enter the mesh screen, the micropores cannot be completely covered, airflow can still pass through gaps between the micropores and the powder particles, and the powder falling mechanism is more uniform in powder falling. When the powder is laid, the powder particles on the periphery of the mesh screen are laid on the forming platform through the powder falling mechanism, so that more powder particles can be continuously adsorbed, part of the powder particles are scraped off through the powder scraping device, the thickness of the powder adsorbed on the periphery of the mesh screen is accurately controlled, and during powder laying, the powder particles on the periphery of the mesh screen are laid on the forming platform through the powder falling mechanism, so that various powder materials can be uniformly and accurately laid in corresponding areas; the problem that different kinds of powder are accurately laid in one layer is solved, and XY plane multi-material additive manufacturing is achieved.

The invention relates to a midstream urine collecting device. Comprising a box body, an electric control mechanism fixedly arranged on the box body, a first through hole fixedly formed in the box body, a second through hole fixedly formed in the box body, a cover plate fixedly arranged on the box body, a collection mechanism which is fixedly arranged on the box body and penetrates through the first through hole, and a storage mechanism which is fixedly arranged on the box body and penetrates through the second through hole, the cleaning mechanism is fixedly arranged on the collecting mechanism; the collecting mechanism comprises a collecting pipe arranged on the first through hole in a penetrating manner, a collecting funnel fixedly arranged on the collecting pipe, an intercepting assembly fixedly arranged on the collecting pipe and a linkage assembly fixedly arranged on the box body; the problems that midstream urine is polluted and the device cannot be repeatedly used are solved.

The invention relates to the technical field of ink color mixing devices, and discloses an ink color mixing device of a printer and a using method thereof.The ink color mixing device comprises a mixing assembly, a stirring assembly used for stirring ink is arranged in the mixing assembly, and a connecting assembly used for assembling and supporting is arranged above the mixing assembly; a plurality of raw material assemblies used for material preparation are assembled on the stirring assembly, the mixing assembly comprises a mixing pipe, and a plurality of liquid inlet pipes are fixed to the outer surface of the lower portion of the mixing pipe at equal intervals in a penetrating mode. And flushing wastewater is discharged, so that mutual pollution among the ink is avoided, the problem that the residual ink during ink blending of an existing ink color blending device affects subsequent ink color blending is solved, and the accuracy during ink color blending is fully guaranteed.

The utility model discloses a kind of automatic post-treatment equipment of bolt hot galvanizing, belong to metal surface treatment technical field, it includes the mechanical arm for grabbing work, centrifuge and truss manipulator for throwing away excess zinc liquid, the mechanical arm and centrifuge are all located truss manipulator side, the mechanical arm is located centrifuge rear, cooling pool, passivation pool and blanking conveyor are respectively installed below the truss manipulator, and the passivation pool is located cooling pool and blanking conveyor adjacent side, wherein, it further includes zinc plating basket for containing workpiece, the zinc plating basket outer diameter is less than centrifuge inner diameter, in the utility model, adopt mechanical arm, truss manipulator and blanking conveyor and other automation equipment, the seamless docking of bolt hot galvanizing post-treatment process equipment is realized, to effectively improve the automation degree of device whole, to greatly reduce manual operation, greatly avoid the situation of low production efficiency and low capacity caused by manual operation.

The application belongs to the field of coating detection, and specifically discloses a detection equipment for coating production, which comprises a sampling mechanism, wherein the sampling mechanism is connected with a base, a stirring tank is installed at the upper end of the base, the stirring tank is communicated with the sampling mechanism, the sampling mechanism comprises a stepping motor, the stepping motor is connected with a glass frame, a spectrometer is installed at one end of the glass frame, the output end of the stepping motor is in transmission connection with a lead screw, the lead screw is in threaded connection with a sliding rod, the sliding rod is in sliding connection with the glass frame at both ends, the sliding rod is connected with three sample cups which are arranged at equal intervals at the top of the sliding rod, and the sliding rod is in contact with a quantitative control mechanism. The stepping motor is used for driving the sliding rod to translate and trigger the quantitative control mechanism, the multi-angle test pieces arranged in an interlaced mode are combined with the spectrometer, the full-process automatic detection from layered sampling, sedimentation observation to coating optical performance analysis is realized, and the problems of sample cross contamination and low detection efficiency in the prior art are solved.

The present invention discloses a biosafety collection processor for sputum microorganism detection, wherein an end cap is provided at one end of a cylindrical shell, and the other end is sealed by a back cover, a piston is provided in the shell, the rear end of the piston is connected to one end of a push rod, a guide hole is provided in the center of the back cover, the other end of the push rod extends out of the shell through the guide hole and is connected to a push handle, a waste liquid outlet is provided on the end cap, a partition is provided near the front end of the shell, the partition is a grid-shaped plate, a first filter membrane is fixed on the partition, protruding sample ports are provided on the shells on both sides of the partition, a sponge layer is fixed on the piston, and a scouring pad layer is provided on the facing surfaces of the sponge layer and the partition. The processor has a simple structure, can pre-treat sputum, and can avoid contamination.

The application relates to an electronic atomization system, which comprises a liquid supply device and an electronic atomization device; the electronic atomization device comprises a liquid storage module and a main machine, the main machine comprises an atomization core; the liquid storage module has an initial state and a use state; when the liquid storage module is in the initial state, the liquid storage module is separated from the main machine and is in fluid communication with the liquid supply device; when the liquid storage module is in the use state, the liquid storage module is assembled with the main machine and is in fluid communication with the atomization core. The application can avoid mutual pollution between electronic components in the main machine and liquid matrix, and can also save the operation steps of initial use of the user.

The utility model discloses a filter core device and water purification equipment relates to water purification technical field, wherein, filter core device includes filter bottle, composite filter core subassembly and connecting handle, and the inside of filter bottle is equipped with the cavity, and the bottom of filter bottle is equipped with the connecting mouth, and filter bottle is equipped with the water inlet and outlet structure, composite filter core subassembly is located in the cavity, and composite filter core subassembly at least includes front filter core, rear filter core and center tube, and front filter core is sleeved on center tube, and the bottom of center tube is detachably connected with the top of rear filter core and forms sealed fit, the top of connecting handle is connected with the bottom of rear filter core, and connecting handle is detachably connected with the connecting mouth and forms sealed fit. The utility model discloses through let connecting handle with connecting mouth detachably connect, when dismounting replacement composite filter core subassembly only needs to remove the connection of connecting handle and connecting mouth, can with composite filter core subassembly removal to the cavity outside to carry out replacement, and greatly simplifies the dismounting replacement step.

The utility model relates to the technical field of bacterial liquid mixing and injecting devices, and discloses a microbial agent and bacterial liquid mixing and injecting device in dry and early regions, which comprises a mixing barrel, and a first motor is fixedly connected to the top end of the mixing barrel. The driving end of the first motor penetrates through the inner wall of the mixing barrel and is fixedly connected with a transmission rod, connecting rods are fixedly connected to the left and right sides of the outer wall of the transmission rod, stirring assemblies are arranged at the bottom ends of the connecting rods, a fixing frame is fixedly connected to the bottom end of the transmission rod, and a cleaning assembly is arranged on the inner wall of the fixing frame. The left side of the inner wall of the mixing cylinder is fixedly connected with an injection port, and the rear side of the inner wall of the mixing cylinder is fixedly connected with a water adding port. According to the utility model, beneficial microorganisms in different bacterial liquids are promoted to be fully mixed, so that the utilization rate and the biological activity of a microbial agent are improved, the mixing efficiency is accelerated, manual cleaning by workers is not needed, the workload of the workers is reduced, mutual pollution of the bacterial liquids in different proportions is avoided, and the bacterial liquid effect is improved.

The utility model relates to the technical field of kitchenware, and discloses a food material storage cabinet for a commercial kitchen, which comprises an operation table, the bottom of the operation table is fixedly connected with a refrigerated cabinet, the rear side of the top of the operation table is fixedly connected with a support frame, the center position of the support frame is fixedly connected with a long straight plate, and the long straight plate is fixedly connected with a food storage box. A storage cabinet is fixedly connected to the top of the supporting frame, three partition plates are fixedly connected to an inner cavity of the storage cabinet at equal intervals, a plurality of storage plates are fixedly connected between the two sets of partition plates at equal intervals, a moisturizing mechanism is arranged at the inner cavity of the storage cabinet, and the moisturizing mechanism comprises a water tank, a water pump, a conveying pipe and a spraying head. And a plurality of spraying heads are fixedly connected to the side, close to the storage plate, of the conveying pipe at equal intervals. By arranging the refrigerated cabinet, the storage cabinet and the moisturizing mechanism, multifunctional storage of food materials is achieved, the moisturizing mechanism is used for moisturizing the food materials in the storage cabinet, and it is avoided that the food materials go bad due to water loss.

The utility model relates to the technical field of essential oil processing, and discloses vacuum concentration equipment for essential oil processing, which comprises a tank body, the upper end of the tank body is movably connected with a tank cover, one end, far away from the tank cover, of the tank body is movably provided with a material collecting funnel, and the left side and the right side of the material collecting funnel are both fixedly provided with first electric push rods; and a rotating shaft is arranged in the tank body, and transverse electric push rods are fixedly mounted on the left side and the right side of the rotating shaft correspondingly. The tank body, the scraping plate, the cleaning brush and the connecting assembly are matched, the connecting effect of the rotating shaft and the scraping plate or the cleaning brush is achieved through the arrangement of the connecting assembly, the problem of cleaning of the inner wall of the tank body is effectively solved, and the inner wall of the tank body is cleaned by changing the connecting mode of the connecting assembly and the scraping plate or the cleaning brush and installing the scraping plate. The anti-wall-hanging effect in the tank body can be achieved, and meanwhile the cleaning effect on wall-hanging raw materials in the tank body can be achieved by installing the cleaning brush.

The application relates to an automatic feeding system for producing medicinal packaging materials, which comprises a bottom plate, a plurality of feeding stations are uniformly arranged on the upper surface of the bottom plate along the length direction of the bottom plate, the feeding station comprises a square groove arranged on the upper surface of the bottom plate, a through feeding hole is vertically arranged in the middle of the groove, and a pressing ring is fixedly arranged at the upper edge of the feeding hole; a feeding device is arranged on the bottom plate and can move along the length direction of the bottom plate under the driving of a driving device, the feeding device comprises a transverse moving plate connected with the driving device, a lifting plate is vertically arranged above the transverse moving plate, a feeding pipeline is vertically fixedly arranged on the lifting plate, a through hole corresponding to the feeding pipeline is arranged on the transverse moving plate, a sealing ring corresponding to the pressing ring is fixedly arranged on the outer periphery of the lower end of the feeding pipeline after the lower end of the feeding pipeline passes through the through hole, a positioning device is arranged to position the relative position between the feeding device and each feeding hole, and two protective covers are arranged between the feeding device and the two ends of the bottom plate.

The invention relates to the technical field of data processing, in particular to an e-commerce video intelligent duplicating method and system. The method comprises the following steps: acquiring a reference video, a target product drawing and a target model drawing; extracting a relation triple and a camera motion track from the reference video; inputting the interaction relation triple and the camera motion trail into a large language model to generate a structured script; performing feature extraction on the target product drawing and the target model drawing to obtain product texture features and model face features; processing the structured script by adopting a diffusion model to generate a plurality of video clips; wherein when each video frame of the video clip is generated, product texture features and model facial features are correspondingly injected into a product mask area and a figure mask area in the video frame respectively through a space decoupling attention mechanism; and splicing the video clips according to the time sequence to obtain a target video. The method provided by the invention can improve the video copying precision.

The arrhythmia alarm watch facilitating medicine storage relates to the technical field of medical monitoring and comprises a dial plate and a protective cover, a supporting plate is arranged between the two sides of the interior of the dial plate, a fixing cylinder is arranged in the middle of the bottom end of the interior of the dial plate, and a reset spring is arranged at the top of the fixing cylinder. And an operating rod is arranged at the top of the reset spring, a display screen is embedded in the middle end of the top of the operating rod, a bearing is connected to the upper portion of the exterior of the fixing cylinder, and a rotating frame is further connected to the exterior of the bearing. According to the arrhythmia alarm watch convenient for medicine storage, the elastic watchband is worn on the wrist, the processor is used as a control core, the heart rate of a patient is monitored by means of the heart rate sensor tightly attached to the wrist, data are collected and transmitted to the processor, and whether arrhythmia exists or not is analyzed and judged through the processor; when arrhythmia occurs, the voice alarm is triggered, and the voice alarm gives an alarm to remind a patient to take medicine in time.

The utility model discloses an insulating oil processing device for scientific research laboratory relates to insulating oil processing technical field, and insulating oil processing device includes oil filter and oil storage tank, and the oil filter includes a circulating oil circuit, and the circulating oil circuit includes the three -way valve of head -tail intercommunication, oil inlet pump, coarse filter, heater, vacuum separation jar, oil outlet pump and fine filter subassembly, and the three -way valve includes first inlet, second inlet and export, and the first inlet intercommunication fine filter subassembly, and the export intercommunication oil inlet pump, and fine filter subassembly includes the first branch and second branch of parallelly connected arrangement, and first valve, first fine filter and second valve are set up in proper order on the first branch, and third valve, second fine filter and fourth valve are set up in proper order on the second branch, and the position between fine filter subassembly and three -way valve on the circulating oil circuit is provided with the oil drain valve, and the oil storage tank is provided with the oil filling valve, and the oil filling valve is connected in the second inlet, can effectively improve the processing efficiency and adaptability of insulating oil, and guarantee the accuracy of experimental result.

The utility model provides a medical intermediate sampling device, which belongs to the technical field of medical intermediates and comprises a sampling tube, a container seal head and a connecting component arranged between the sampling tube and the container seal head. The lower end face of the container end socket is provided with an insertion groove matched with the annular insertion head, the middle of the container end socket is further provided with a sampling assembly, the sampling assembly comprises a cross-shaped sliding groove formed in the middle of the container end socket, a cross-shaped sliding rod is slidably connected into the cross-shaped sliding groove, and a piston is in threaded connection with the interior of a screw hole formed in the middle of the lower surface of the cross-shaped sliding rod; a whole formed by the sampling tube and the container end socket is matched with the piston; and a fixing mechanism is also arranged between the sampling tube and the container end socket. Through the fixing mechanism, the problem that mutual pollution occurs when different medical intermediates are sampled is solved, and the problem that a user with small strength cannot open the medical intermediates easily due to a threaded connection mode is solved.

The utility model relates to the technical field of medical instruments, in particular to a tumor tissue dicing device which is characterized in that an opening is formed in the top of a box body, two sliding grooves are formed in the inner wall of the box body, and the two sliding grooves are symmetrically formed in the height direction of the box body; the knife rest is horizontally erected in the box body, and a plurality of blades are erected in the knife rest, are arranged at equal intervals and are distributed in a criss-cross manner in a latticed manner; the pressing plate is horizontally erected in the box body and located above the tool rest, sliding blocks are arranged at the two ends of the pressing plate respectively, and the two sliding blocks are in sliding connection with the two sliding grooves respectively; the lifting assembly is provided with a lifting part, and the lifting part of the lifting assembly is connected with the pressing plate. The tumor tissue cutting device has the advantages that the lifting assembly is used for driving the pressing plate to move downwards in the sliding groove, the pressing plate is made to cut tumor tissue on the knife rest, due to the fact that the blades are evenly arranged at intervals, uniform and fine tissue fragments can be rapidly obtained, the sizes of the tissue fragments are consistent, and follow-up research is facilitated.

The invention discloses an endoscope specimen fetching device, and relates to the technical field of biomedicine, the endoscope specimen fetching device comprises a pull rod, a catheter and an operating handle, the left side end of the pull rod is provided with a specimen bag, the bag opening of the specimen bag is provided with a supporting ring, and the right side end of the pull rod is fixedly provided with a pull ring; the catheter is a hollow tube, and an intraoperative sealing mechanism is arranged on the left side end face of the catheter and comprises an elastic ring, a clamping hook, a sliding plate, a micro spring, a pull wire and a pulley block. The operating handle comprises a handle body, an intraoperative sealing adjusting assembly and a postoperative sealing mechanism. The middle of the specimen bag can be automatically sealed in an operation, the specimen bag is divided into two independent cavities, the specimen bag can pass through a wound of a patient more easily, tissue specimens in the specimen bag can be prevented from falling out when secondary fetching is needed, an operator does not need to pull the pull rod all the time after the operation is finished, and the burden of the operator is relieved.

The utility model discloses a PCR (Polymerase Chain Reaction) plate sealing membrane convenient to position, which comprises a main body, the main body comprises an adaptive frame, a membrane sealing assembly is arranged above the adaptive frame, the membrane sealing assembly comprises a support frame, the lower part of the support frame is of a hollow structure, the inner side wall of the bottom edge of the support frame is provided with a convex plate, the right side of the convex plate is provided with a clamping groove, and the right side of the clamping groove is provided with a clamping groove. A plate sealing film is installed in the clamping groove, and film uncovering strips are fixedly connected to the surface of the periphery of the plate sealing film. Through the structure, the protective layer, the antibacterial layer, the anti-evaporation layer and the adaptive frame are arranged, so that the evaporation loss of a reaction liquid and the mutual pollution between the hole pipes can be effectively prevented, the accuracy of an experiment result is improved, and the device can be repeatedly used after being cleaned by arranging the adaptive frame, so that the experiment cost is saved.

The invention relates to the technical field of waste resource utilization, and discloses a kitchen waste gasification-hydro-thermal synthesis copper powder integrated system and method.In the system, a supercritical water gasification heating integrated unit, an oxidation module and a supercritical hydro-thermal synthesis module are sequentially arranged in a communicating mode; the output ends of the slurry output pipeline and the waterway preheating output unit are connected to the input end of the supercritical water gasification heating integrated unit; the output end of the supercritical water gasifying and heating integrated unit is connected with the deslagging unit; the output end of the liquid oxygen preheating output pipeline is connected to the input end of the oxidation module; the output end of the copper solution output pipeline is connected to the input end of the supercritical hydrothermal synthesis module; heat released by oxidation of the oxidation module is transferred to the critical hydrothermal synthesis module to reduce system energy loss, hydrogen-rich synthesis gas generated by gasification directly replaces a chemical reducing agent to reduce superfine copper powder, and the preparation quality of the copper powder is improved.

The utility model discloses a food detection sampling box, and particularly relates to the technical field of food inspection and detection, the food detection sampling box comprises an upper cover, the middle part of the inner cavity of the upper cover is fixedly connected with an ultraviolet lamp, the rear side of the lower part of the outer surface of the upper cover is rotatably connected with a frame group, and the upper part of the frame group is fixedly connected with a sampling tool tray; storage mechanisms are rotationally connected to the rear side of the middle of the frame set in a bilateral symmetry mode, a cooling mechanism is slidably connected to the lower portion of the frame set, and a handle is fixedly connected to the front portion of the cooling mechanism. According to the food detection sampling box disclosed by the utility model, different types of samples are stored by the device and each sample space is sealed through the storage mechanism, so that each sample space cannot be connected, the purpose of preventing mutual pollution is further achieved, and the samples are transported at low temperature by the device through the cooperation of the cooling mechanism and the frame group; the sampling tools in the sampling tool plate are subjected to ultraviolet disinfection through the ultraviolet lamp, so that the use is convenient and fast, and the practicability of the device is improved.

The utility model discloses an anti-scattering preservation box for soil samples, and relates to the technical field of preservation boxes. The soil sample anti-scattering preservation box comprises a box body with a box cover rotatably mounted at the top, and further comprises a top plate which is fixedly connected in the box body, through holes are formed in the top plate at equal intervals, device holes vertically aligned with the through holes are formed in the inner bottom of the box body, and buffer parts are arranged in the device holes; the pressing plate is installed on the inner top of the box cover, and the box cover is provided with a jacking and pressing part for driving the pressing plate to conduct downward jacking and pressing; according to the test tube disclosed by the utility model, soil samples in the test tube are not easy to scatter everywhere, so that mutual pollution among the soil samples is prevented, and the accuracy of subsequent soil detection is improved.

The utility model relates to the technical field of production of disposable pants-type hygienic products, and discloses forming and conveying equipment for disposable pants-type hygienic products, which comprises a forming assembly, a conveyor belt matched with the side wall of the forming assembly, and a bottom support arranged at the bottom of the conveyor belt. The displacement plate which can be adjusted in an up-down sliding mode and is provided with the bristle strips is arranged to brush and clean the conveying belt, then medical alcohol is sprayed out for disinfection, and therefore the surface of the conveying belt can be cleaned and disinfected, and inconvenience caused by manual cleaning of the conveying belt is avoided; mutual pollution between materials caused by dirt and bacteria on the conveying belt is avoided; according to the forming and conveying equipment for the disposable trousers-shaped hygienic products, the pulling extension columns are arranged to extend the discharging plate and can be matched with the vertical plates and the supporting columns to adjust the supporting angle of the discharging plate, so that the forming and conveying equipment for the disposable trousers-shaped hygienic products can be conveniently matched with packaging devices with various heights and placement distances to carry out discharging operation, and the use convenience of the forming and conveying equipment is improved.

The utility model discloses a novel cell incubator and belongs to the technical field of cell incubators. The novel cell culture box disclosed by the utility model has the advantages of reducing pollution risk, improving working efficiency and prolonging the service life of equipment, can avoid mutual pollution among culture dishes and pollution to the interior of the cell culture box body, and ensures that a cell culture environment is clean and pollution-free; the cell culture box has the advantages that the cell pollution risk caused by turnover of the culture dishes is greatly reduced, and the possibility of cross contamination among the culture dishes is reduced, so that the quality and purity of cell culture are improved, the problem that the culture dishes in the traditional cell culture box body are easy to slide and turn over is effectively solved, and the stability of the culture dishes is improved; the safety of the culture process is guaranteed, the space utilization rate, the cleaning difficulty and the operation convenience of the equipment are optimized, the pollution risk can be effectively reduced, the working efficiency is improved, the service life of the equipment is prolonged, and the cell culture device is remarkably helpful for the success rate and the stability in a cell culture experiment.

The utility model discloses a culture dish package storage device, including storage box, door cover and fixed lock catch, said storage box is hollow cylindrical structure setting, including upper storage layer and bottom battery compartment, said storage layer is equipped with a plurality of shelf board at interval distribution from top to bottom, the front side of storage box is opened, and the battery compartment is equipped with the battery compartment. The door cover is hinged and fixed to one side of an opening of the storage box through a hinge, the door cover and the opening of the storage box are correspondingly sealed, and a fixing lock catch is arranged on the other side of the hinged end of the storage box and the door cover. According to the utility model, a plurality of culture dishes can be independently stored at one time, mutual pollution among different strains is avoided, meanwhile, the upper covers of the culture dishes can be clamped, contents can be effectively protected when the culture dishes slip, collide and fall off, the culture dishes can be disinfected regularly, the states of the culture dishes in the culture dishes and the running state of the device can be clearly observed, and the whole device can be conveniently carried.

The utility model provides a kind of cocktail machine, including casing, control box, first multichannel valve group, second multichannel valve group, first pump and second pump, wherein, the top of casing is horizontally respectively provided with first feed bin and second feed bin, first feed bin is used to assemble storage base liquor raw material jar, second feed bin is used to store if juice bubble water etc. auxiliary material, two feed bins are respectively discharged to bearing platform by different multichannel valve group and peristaltic pump, it is convenient to mix cocktail when user mixes cocktail according to own selection, two feeds avoid mutual pollution of base liquor and auxiliary material at the same time, can be distributed storage according to the usage of different material, canned base liquor is more standardized, through bulky material bucket storage auxiliary material is also more suitable, after discharging, base liquor and auxiliary material can be mixed evenly by magnetic stirrer on bearing platform, a cocktail is quickly completed, it is convenient to use and high efficiency.

The utility model relates to steel cord production technical field, more particularly to steel cord wet drawing water tank transmission box body structure, include: box, the box is equipped with the baffle, chain wheel structure, sets up the first space of baffle first side, tower wheel structure, sets up the second space of baffle second side, chain wheel structure and tower wheel structure are connected through the pivot between, the second space is used to accommodate the predetermined liquid level height's wire drawing lubricating liquid, wherein, be equipped with the accommodating groove below chain wheel structure, the transmission box body structure that the utility model proposes changes the arrangement mode of original transmission lubricating liquid, sets up the accommodating groove of accommodating transmission lubricating liquid below chain wheel structure, this accommodating groove satisfies the demand of chain wheel structure transmission lubrication, and can greatly reduce the use amount of transmission lubricating liquid, also provides physical separation for the accommodating space of transmission lubricating liquid and wire drawing lubricating liquid, and the possibility of no direct contact of both, therefore fundamentally avoids the phenomenon of mutual contamination of both.

This invention discloses a process for the recovery and resource utilization of wastewater and waste gas generated during silver powder production. It effectively recovers and treats four types of wastewater generated during silver powder production: organic-free ammonium nitrate wastewater, organic-free sodium nitrate wastewater, sodium nitrate wastewater containing organic matter, and ammonium nitrate wastewater containing both organic matter and sodium nitrate. The invention effectively recovers and treats all four main types of wastewater and two types of waste gas generated during silver powder production, converting them all into the necessary production materials such as ammonia, concentrated nitric acid, dilute nitric acid, and sodium hydroxide, thus achieving complete recovery and utilization of all wastewater and waste gas.

The utility model discloses a reagent bin of in-vitro diagnostic instrument with low viscosity multicoat paint protection structure, include: first base, the upper right side of first base is installed with reagent storage refrigerator, and the upper left rear of first base is installed with electric slide rail, the upper of reagent storage refrigerator is provided with the adjusting mechanism of avoiding cold air dissipation, and the inside of reagent storage refrigerator is provided with the drive mechanism of intermittent rotation, the electric slide rail is installed with the sample gun, and the inside of sample gun is provided with low viscosity multicoat paint protection structure body. The adjusting mechanism includes heat preservation cover plate, double -shaft motor and adjusting wheel, the heat preservation cover plate and adjusting wheel engage connection, and the inboard of adjusting wheel is installed with double -shaft motor. This reagent bin of in-vitro diagnostic instrument with low viscosity multicoat paint protection structure, dustproof and heat preservation effect are good, can realize intermittent feeding, have low viscosity multicoat paint protection structure, avoid reagent mutual pollution when sampling, guarantee detection result accurate.

This utility model discloses a cleaning device for CNC machine tool cutting tools, belonging to the field of cutting tool maintenance technology. It includes a base with an insertion slot for inserting the cutting tool body in the center of the top. A cleaning bottom shell is fixedly installed around the top of the base, and a pushing ring is fixedly installed on the top of the cleaning bottom shell via a mounting bracket. It also includes a cleaning top shell. This utility model, through the combined use of the base, cleaning bottom shell, and cleaning top shell, has a simple structure and is convenient and practical. It allows the cutting tool body to be cleaned individually in a relatively enclosed environment, avoiding cross-contamination between cutting tools. Pressing down on the cleaning top shell sprays cleaning fluid onto the cutting tool body, and releasing it automatically closes the shell, allowing operators to control the rinsing time based on the degree of dirt on the tool surface, thereby controlling the amount of cleaning fluid used, reducing operating costs, and generating less wastewater.