41results about "Laboratory benches/tables" patented technology

The present application relates to the technical field of chemical experiment, and specifically relates to a chemical experiment table with chemical solution treatment function, which comprises a chemical experiment table composed of a table body, a water tank and a storage rack, a controller is arranged on the table body, the controller is signal connected with a touch display screen, neutralization cavities are symmetrically arranged in the middle of the table body, a PH sensor is arranged in each neutralization cavity, a fixing block is fixedly connected to the side wall of each neutralization cavity, vibration grooves are formed in the two sides of the inner wall of the table body, a neutralization pipe is slidably arranged in the middle of each neutralization cavity, a plurality of through holes are formed in the neutralization pipe, a waste liquid pipe is connected to the top of each neutralization cavity, a three-way pipe is connected to the bottom of each neutralization cavity, a collecting assembly and a sewage assembly are arranged at the other two ends of the three-way pipe respectively, and an auxiliary assembly is arranged in the vibration groove. The structure for preliminary neutralization treatment of chemical solution arranged below the chemical experiment table can avoid the leakage risk and high subsequent treatment cost caused by the temporary storage of the traditional experiment table relying on the collecting barrel.

This utility model relates to the technical field of coating testing equipment, and discloses an ultraviolet accelerated weathering tester for powder coating testing. The machine includes a body, with slide rails fixedly installed on both sides of the body. A placement plate is slidably connected inside the slide rails, and a drainage hole is provided inside the placement plate. A lamp holder is fixedly installed on the inner top wall of the machine body, and an ultraviolet lamp is fixedly installed inside the lamp holder. A water tank is fixedly installed on the outer side of the machine body, and a heat exchange box is fixedly installed inside the water tank. This utility model has the following advantages and effects: placing ice packs inside the steel mesh cools the water in the tank, thus cooling the powder coating; activating the heating wire heats the water in the tank, thus heating the powder coating. Therefore, this device not only performs anti-aging tests on powder coatings but also reduces testing costs.

This utility model relates to the field of laboratory equipment technology, and in particular to a laboratory bench cabinet with a protective structure. The cabinet includes a laboratory bench with a guide rail at its front end, a slider on the upper side of the guide rail, positioning blocks on both sides of the upper end of the slider, and a transparent protective plate installed in the middle of each positioning block. Two sets of transparent protective plates are used. This utility model designs a laboratory bench cabinet with a protective structure, utilizing movable transparent protective plates. Experimenters can operate the equipment by passing their hands through circular holes. The protective plates can move towards each other and connect in the middle of the bench when needed, effectively preventing splashes from spreading to both sides during the experiment. Combined with protective baffles at the edge of the bench, this forms double protection, significantly reducing the risk of liquid or solid particles contaminating the bench or floor, or injuring experimenters, greatly improving the safety of experimental operations.

This utility model relates to the technical field of pesticide residue detection in agricultural products, and in particular to a pesticide residue detection device for agricultural products. The device's height can be adjusted according to actual conditions to facilitate use by personnel of different heights, providing convenience for personnel detecting pesticide residues in agricultural products. It includes a housing, inside which is a PLC controller. The top of the housing has a display screen and buttons electrically connected to the PLC controller. A stirrer is detachably connected to the housing. Four sets of guide rods are symmetrically fixed at the bottom of the platform, and each of the four sets of guide rods has a sliding support leg. A positioning frame is fixedly connected to the top of the platform. Rubber clips are symmetrically fixed to the inner walls of the left and right sides of the positioning frame. The housing is secured to the positioning frame by engaging with the rubber clips. The bottom of the housing contacts the top of the platform. Two sets of support plates are fixedly connected to the bottom of the platform, and a transmission worm gear is rotatably mounted on the two sets of support plates for adjusting the height of the platform.

The utility model relates to the technical field of medical detection, and discloses a novel detection operation table which comprises an operation table body. The storage cabinet is arranged in the operation table body; the top seat is fixedly connected to the top of the operation table body; the cleaning pool is arranged on the table top of the operation table body; the cleaning faucet is arranged on the table top of the operation table body; the detection table is fixedly connected to the table top of the operation table body; an air outlet assembly is installed on the table top of the operation table body. Air is heated through the heating assembly, dry hot air is blown to the upper surface of the table top through the air outlet assembly, the table top is dried, the table top can be effectively prevented from being contaminated by dust and breeding bacteria, in addition, during operation, the air inlet assembly can work reversely, the air outlet assembly can suck air, and the working efficiency is improved. And odor and harmful gas generated by operation are discharged.

The utility model discloses a kind of plant extraction operation platform, it relates to plant extraction technical field, including operation platform main body, the outside of operation platform main body is detachably connected with bottom plate, the outer surface of the bottom plate is slidably connected with mounting disc, the inside of the mounting disc is installed with conical hopper, the side of the conical hopper is installed with flow guide plate, the outer surface of the mounting disc is fixedly installed with fixed frame, the outside of the fixed frame is installed with receiving tray, the outer surface of the conical hopper is slidably connected with scraper, by the cooperation between mounting disc, conical hopper and scraper, falling piece and falling liquid in the process of plant piece movement can fall in the inside of conical hopper and be collected, by scraping of scraper, it can assist piece and liquid movement, the function of collecting dripping liquid and scattered plant bark in plant extraction process is realized, reduce the pollution condition of operation platform mesa.

The application discloses a food detection operation table with a sterilization function and relates to the technical field of food detection operation tables, which comprises a workbench and a base, the base is symmetrically installed on both sides of the bottom of the workbench, the base supports the workbench, a sliding frame is slidably installed on the surface of the workbench, sponge blocks are arranged in the sliding frame, the sponge blocks are moved and rubbed against the surface of the workbench by sliding the sliding frame, alcohol on the surface of the sponge blocks is applied to the surface of the workbench, the surface of the workbench is sterilized, it is not necessary to additionally spray sterilization agents before detection, the detection efficiency is improved, the sponge blocks on both sides are moved along with the sliding frame and also move back and forth with each other at the same time, the surface of the workbench is rubbed without any dead angle, the surface of the workbench is fully applied with alcohol, and the sterilization effect is improved.

This invention provides a vacuum multi-dimensional adjustment platform, comprising a vacuum connection section, a multi-angle adjustment coupling platform section, a horizontal adjustment section, and a vertical adjustment section. The vacuum connection section includes a functional adapter interface and flange connections on both sides, with the flanges connected by the horizontal and vertical adjustment sections. The vacuum multi-dimensional platform designed in this invention employs in-layer coupled X and Y-axis angle adjustment and independent Z-axis distance adjustment, significantly reducing the device's size and providing extremely high stability. It can meet the requirements for individual multi-angle and distance adjustments of functional modules. Furthermore, it features simple operation and low manufacturing costs.

The utility model provides a kind of bidirectional flow guide anti-skid drain groove dish type ceramic table top, including ceramic face body, recessed surface is set on ceramic face body upper surface, recessed surface is set in water tank mounting hole and faucet mounting hole, the upper surface of recessed surface is set with multiple mutually parallel strip-shaped drain grooves, the end of strip-shaped drain groove is connected with water tank mounting hole, the bottom of strip-shaped drain groove is equipped with inclination angle, the depth of strip-shaped drain groove near water tank mounting hole one end is greater than the depth of strip-shaped drain groove away from water tank mounting hole one end.The utility model overcomes the deficiency of prior art, so that water can be smoothly flowed into water tank mounting hole along strip-shaped drain groove, ensure that experiment table top is dry and clean.Also can effectively improve the anti-skid effect of entire ceramic table top.

The utility model relates to a kind of multifunctional detection platform, including work platform, and work platform includes heating oscillation module, dilution module, dilution module includes several dilution bins and peristaltic pump, sample port and constant-volume port are set on dilution bin, constant-volume port is located above sample port, magnetic stirrer is set below dilution bin, work platform includes several supporting table, and work platform upper includes clamping mechanism, multi-union variable-distance pipetting mechanism, detection module is set below work platform.The utility model is integrated with pipetting, culture, heating, oscillation, detection and the like multifunction, and usage mode is flexible, and application scene is various.

This invention relates to the field of fluid mechanics and transient process analysis of hydraulic systems, and discloses a method for determining the occurrence boundary and risk level of liquid column separation. The method utilizes a visual test bench to conduct multiple experiments under different combinations of test parameters, collecting data and simultaneously recording the liquid column separation state. Based on Buckingham's π theorem, dimensional analysis is used to construct multiple independent dimensionless parameter sets from the test parameter combinations. These are used as input features, with the separation state as the target variable. A machine learning algorithm is introduced for multiple batch training to calculate importance scores, selecting the dominant dimensionless parameter with the highest and most stable score. Subsequently, regression analysis is used to fit the data boundary, solving for the intersection point and outputting the critical equilibrium point as a quantitative benchmark for the occurrence boundary. After confirming separation, high-scoring dimensionless parameters are selected to construct composite judgment parameters, which are compared with preset thresholds to classify the risk level. This invention can accurately define the critical equilibrium point of cavitation occurrence and quantitatively assess its risk severity.

The utility model provides a laboratory water bucket platform of waste liquid can be collected belongs to laboratory equipment technical field, technical scheme is, a laboratory water bucket platform of waste liquid can be collected, including the cabinet body, the top of cabinet body is installed with the operation platform, the top of operation platform is installed with the platen, is provided with the wash basin and waste liquid collection pond on the platen, is provided with the faucet above the wash basin, the faucet is fixed in the top of platen, the bottom of wash basin is communicated with the upper end of drain pipe, the lower extreme of drain pipe is communicated with the sewer of cabinet bottom portion, the bottom of waste liquid collection pond is communicated with one end of collection pipe, the other end of collection pipe is communicated with waste liquid bucket, and waste liquid bucket is located inside the cabinet body. The utility model has the advantages of eliminating the back-and-forth operation between the water bucket platform and the waste liquid bucket for the experiment personnel, effectively improving the experiment efficiency, significantly reducing the risk of waste liquid spilling through the closed transmission path, and realizing safe and efficient waste liquid management.

The utility model discloses a chemical reagent production table, and belongs to the technical field of production. The chemical reagent production table comprises a workbench, a fixing frame is fixedly connected to the rear portion of the upper end face of the workbench, and a liquid injection mechanism is arranged in front of the fixing frame. The liquid injection mechanism comprises a sliding frame located above the front end of the fixed frame, the rear end face of the sliding frame is fixedly connected with a plurality of communicated limiting frames, the sliding frame is internally provided with a plurality of movable pipes, the lower end faces of the movable pipes are fixedly connected with communicated spherical sleeves, and the spherical sleeves are fixedly connected with the movable pipes. The sliding block is switched between the second sliding groove of the limiting frame and the first sliding groove of the sliding frame to slide. According to experimental requirements, a worker can quickly translate injection tubes corresponding to reagents from initial positions to the position above the reagent fusion cylinder, multiple specified injection tubes are gathered together for synchronous liquid injection, the worker does not need to receive the reagents from the injection tubes one by one, the degree of freedom is high, different injection tubes can be matched for liquid injection according to requirements, and the working efficiency is improved. And the working efficiency is greatly improved.

The utility model discloses a kind of experimental bench for mechanical electromechanical engineering, including base, the upper surface of the base is fixedly connected with table panel, the upper surface of the table panel is fixedly connected with experimental bench module, the upper surface of the table panel is fixedly connected with vertical stand of inverted L type, and the upper surface of table panel is provided with two symmetrical collection and drawing parts, the collection and drawing part is unfolded and is matched with vertical stand to form the accommodation space that experimental bench module is stored in after being unfolded.The utility model is through being set to collection and drawing part and vertical stand, after unfolding two collection and drawing parts, the accommodation space is formed by the cooperation of unfolded collection and drawing part and vertical stand, experimental bench module is stored in accommodation space to realize the effect of dustproof, anti-collision, by setting the collection and drawing part consisting of framework and shielding piece, collection and drawing part can be folded when using experimental bench, when experimental bench is idle, collection and drawing part is unfolded, so that the experimental bench for mechanical electromechanical engineering solves the problem that other functional modules are difficult to install due to the occupation of base space in prior art.

The utility model provides a kind of height adjustable experimental side table, it is related to experimental side table technical field, including main table component and lift adjusting assembly, the both ends of main table component are provided with the lift adjusting assembly of bolt assembly, and the outer end of lift adjusting assembly is provided with the lift corner mechanism of hinge connection, the outer end of lift corner mechanism is provided with auxiliary mounting assembly, lift adjusting assembly includes side plate, pedestal groove, bottom box, handle, meshing gear set, screw rod and lifting block, the both ends of side plate bolt connection main table component;The utility model mainly is using bottom box, handle, meshing gear set, screw rod and lifting block on lift adjusting assembly output operation and cooperate with annular pneumatic stick and pneumatic telescopic stick to make that turnover plate can be lifted and folded and folded effect, can be folded up in the process of not using equipment, so that equipment saves a lot of space.

This utility model discloses a beverage testing experimental platform, including a first workbench, a second workbench, a storage platform, a liquid storage tank, a cooling layer, a testing layer, and a grounding base. The storage platform, the first workbench, and the second workbench are arranged opposite each other within the liquid storage tank, forming two "U"-shaped liquid flow channels. The first and second workbench are trapezoidal blocks, with their inclined surfaces facing upwards towards the liquid storage tank. The advantages of this utility model are: compared with the prior art, the outer surfaces of the workbench, storage platform, and liquid storage tank are coated with an anti-corrosion coating, which can effectively resist the corrosion of acidic and alkaline beverage residues, ensuring the long-term stability and reliability of the equipment. By equipping it with a cooling layer, the temperature of the liquid and the experimental platform can be effectively reduced when testing high-temperature liquids, preventing damage to the workbench surface and the liquid storage tank from high temperatures, and extending the service life of the equipment.

This invention provides an automated extraction device for semiconductors and its usage method, comprising the following steps: Step 1, preparation of experimental materials: The automated extraction device is placed in a cleanroom of at least Class 100. The pipette tip rack is filled with pipette tips. The pipette tips are soaked in 23% HNO3 solution for at least 2 weeks and then rinsed 6 times with ultrapure water. A waste liquid bottle is placed in the first position of the test liquid and waste liquid rack, ultrapure water is placed in the second position, and 0.1%-5% HNO3 solution is placed in the remaining positions as the extraction liquid. The bottle retrieval window is opened, and clean polytetrafluoroethylene (PTFE), polyethylene (PE), or polypropylene (PP) centrifuge tubes are placed in the test tube rack and rotating cylinder 9 for the recovery of the extraction liquid. The PTFE, PE, and PP centrifuge tubes and empty perfluoroalkoxy resin (PFA) bottles are soaked in 23% HNO3 solution for at least 2 weeks, rinsed 6 times with ultrapure water, dried with a high-pressure air gun, and tested and verified as qualified before being used as ultrapure containers.

The utility model relates to food detection technical field, concretely discloses a kind of food sampling detection workbench, comprising: aseptic workbench body, the inside fixed connection of aseptic workbench body has transparent frame, detection cavity is established in the inside of transparent frame, the middle part fixed connection of detection cavity inner bottom wall has clamping seat, the bottom end fixed and the hydraulic telescopic rod of penetration has in the back of transparent frame, the output end fixed connection of hydraulic telescopic rod has first toothed plate, the bottom fixed connection of first gear has second gear, the bottom end rotation of shaft is set to the inside of clamping seat, the side fixed connection of second toothed plate has clamping plate;The utility model is through the collocation use of clamping seat, first toothed plate, detection cavity, clamping plate, non-slip mat and first magic tape, so that food can be detected on aseptic workbench body, and the beaker used when detecting can be clamped stably, avoid accidental deviation, further guarantee the stability of food when detecting.

The utility model discloses a kind of splicing experimental table, including hollow member and slotted cylinder welded in the left and right sides of experimental table: the inner cavity of hollow member is provided with cross slot, the left and right sides of experimental table are welded with two aperture L-shaped plates, two The inner cavity of aperture L-shaped plate is slidably connected with round bar, and the end opposite of two The round bar is welded with inclined surface block, the utility model is slid by pushing experimental table and experimental table transversely, and slotted cylinder is slid to the inner cavity of hollow member, then inclined surface block makes slotted cylinder be limited, to make the fixed effect between experimental table and experimental table, it can reach the purpose that students are more safe when carrying out experiment operation when making students carry out group experiment, so that experimental table is fixed after transverse splicing, so that students are more safe when carrying out experiment operation.

A cleanroom facility 10 is disclosed, which includes a processing area 110 for processing biopharmaceutical products, a service area 120 for supplying processing material 20 to the processing area 110, the service area 120 being separated from the processing area 110 by a wall 130, and a passage 300 located in the wall 130, configured to allow the supply of material 20 to the processing area 110. The passage 300 includes a latch 310 facing the processing area 110 and a docking port 320 facing the service area 120. Furthermore, the docking port 320 is configured to allow a sealed container 400 containing material 20 to be docked to the passage 300 and accessed through the latch 310.

The utility model relates to pipettor technical field discloses pipettor capacity calibration platform, including the calibration platform and the mainboard of being located above the calibration platform, the front surface of mainboard is provided with a plurality of clamping mechanisms from left to right, the upper surface of calibration platform is provided with a plurality of analytical balance from left to right, the rear surface of mainboard is provided with displacement mechanism, the utility model discloses the cooperation structure of ratchet and ratchet wheel in displacement mechanism, has realized the stepless, convenient adjustment and firm self -locking of mainboard height, so that different specifications pipettor can be quickly, accurately adjusted to the best working height of the distance below the cup when installing, effectively avoided the collision risk, pollution or operation interference that the pipettor suction head accidentally touches the inner wall or liquid level of cup because of too close distance, simultaneously thoroughly eliminated the incomplete emptying of droplet, wall hanging residual or splashing error because of too far distance.

The present application relates to the technical field of marine antifouling, and particularly relates to a marine biofouling inhibition experimental platform based on parameter-adjustable ultrasonic vibration and a use method thereof. The device comprises a signal generator, a power amplifier, an oscilloscope, an ultrasonic transducer, a computer, an industrial camera, a sound intensity meter and the like. Through the cooperation of these components, the precise control of the sound field parameters of the fouling interface is realized. The industrial camera and the sound intensity meter are carried on the movable platform and connected with the computer, so that the synchronous acquisition of the sound field distribution and the biological behavior and the real-time monitoring of the motion trajectory of the fouling organisms are realized. The influence mechanism of different sound fields on the attachment behavior of marine organisms on the antifouling surface can be systematically studied. The problems that the ultrasonic parameters are difficult to be regulated and monitored in real time in the real sea experiment are effectively solved. The experimental container array composed of experimental pools is adopted, and multiple samples can be synchronously tested in a single experiment, so that the problem of insufficient laboratory breeding density is effectively solved.

The utility model relates to test bench technical field especially relates to a chemical test bench. Its include experiment cabinet and article mechanism, article mechanism includes movable plate, movable plate is located at experiment cabinet back, and experiment cabinet top is equipped with workstation, movable plate front surface is equipped with three receiving plate in equal distance, and receiving plate top is equipped with fixed screw rod, and receiving plate top swing joint has test tube placing box, and the side of test tube placing box is equipped with fixed ring close to fixed screw rod, and fixed ring is covered and is equipped with fixed screw rod outside, and fixed screw rod outside screw thread connection has location nut, and location nut is equipped with fixed ring top, and the end face of test tube placing box top is symmetrically opened and is equipped with two placing cavities in two placing cavities inboard swing joint has test tube test tube, can place test tube placing box that accomodates test tube on movable plate, neither occupies workstation space and can let staff to take by hand to the promotion test tube's use convenience.

This utility model provides an automated platform suitable for intelligent laboratories, belonging to the field of automated platform technology. The automated platform includes an automated platform body; multiple sliding columns, each fixedly connected to the lower end of the automated platform body; multiple buffer shells slidably connected to the outer surfaces of the sliding columns; and multiple sets of buffer mechanisms. Each buffer mechanism includes a support base, fixedly connected to the inner surface of the buffer shell, with a sliding plate and a sliding rod slidably connected to the inner surface of the support base. During use, it has a certain buffering design to absorb and buffer the impact of equipment start-up and shutdown, preventing direct transmission to experimental equipment, ensuring the reaction stability of the liquid inside the experimental equipment, and simultaneously solving the problem of equipment placed on the platform surface shaking or falling as the impact force gradually increases, thus reducing resource waste.

A method and device to perform liquid handling by means of manipulation and transportation of consumables, instead of manipulation and transportation of a liquid handling head, among static or quasi-static liquid handling heads. A quasi-static liquid handling head (or pipette) that doesn't move between the aspiration and dispensing steps.

This invention relates to the field of traffic engineering, specifically to a testing platform for traffic engineering. The platform includes a testing stand with a U-shaped frame fixedly connected to its upper surface. A lifting plate is slidably connected inside the U-shaped frame. Two symmetrical first wedge plates are fixedly connected to the bottom surface of the lifting plate. Two symmetrical moving blocks are slidably connected to the upper surface of the testing stand, and second wedge plates are fixedly connected to the upper surfaces of both moving blocks. This invention enables the automatic clamping of materials by synchronously linking the lifting plate and the pressure testing plate during movement. After testing, the clamping is released by a first spring, and the material is automatically pushed to an external receiving device by a pusher plate driven by the driving mechanism. This eliminates the need for manual intervention in the clamping and material handling processes, effectively solving the problem of poor continuity in existing technologies. This not only reduces labor intensity but also significantly improves testing efficiency.

The application discloses a walk-in type rapid temperature change laboratory, which comprises a test chamber, a test rack and a ring-shaped clamp unit which is spliced by at least two arc-shaped clamp units and is arranged on the test rack. The arc-shaped clamp unit comprises an arc-shaped fixed ring segment, a floating clamping petal and a zero-stiffness beam group. A positive stiffness beam in the zero-stiffness beam group provides basic elasticity, and a negative stiffness beam generates a negative stiffness response through reverse bending when the floating clamping petal is radially displaced, so as to offset part of the force increment of the positive stiffness beam. The application passively adapts to thermal expansion and contraction of a tubular workpiece by using a pure mechanical structure, keeps the clamping force constant under severe temperature change, avoids deformation of the workpiece due to over-clamping or loosening of the workpiece due to cold contraction, and is convenient to disassemble and assemble in situ due to the split structure.

The present application relates to the technical field of environmental test equipment, and discloses a sample table, which comprises a sample disc, a bracket and an angle adjusting mechanism, the sample disc is arranged above the bracket and is inclined along a first direction, the first end of the sample disc is connected with the bracket through the angle adjusting mechanism, the second end of the sample disc is hinged with the bracket, the sample disc can be inclined through the angle adjusting mechanism, two inner corners of the first end or the second end of the sample disc are provided with flow guide holes, a flow guide groove is further arranged between the two flow guide holes, the two ends of the flow guide groove are connected with the two flow guide holes, the depth of the flow guide groove gradually increases from the middle part to any one end, and a plurality of hydrophobic components are arranged on the disc surface of the sample disc to avoid the formation of a continuous water film on the disc surface. The angle adjusting mechanism can be used to flexibly adjust the inclination angle of the sample disc, the hydrophobic components, the flow guide groove and the flow guide holes can be used to quickly drain the liquid, and the accumulation of water or the formation of a continuous water film on the disc surface can be avoided.

This utility model discloses a pressure test chamber for simulating deep-sea environment experiments, including a workbench, a booster pump, a pressure tank, a pressure test chamber, and a pressure gauge. The pressure test chamber includes a lower cover, a chamber body, and an upper cover that are sealed and fixedly connected from bottom to top. Several first stepped holes are evenly spaced around the perimeter of the chamber body and communicate with the interior of the chamber body. A first sapphire glass and a first pressure plate are correspondingly set in each of the first stepped holes. A second stepped hole and a third stepped hole are opened from top to bottom in the upper cover, and a second sapphire glass and a second pressure plate are set in the third stepped hole. The lower cover is connected to the pressure tank by a pipeline. Both the first and second pressure plates are hollow structures. Through the above solution, this utility model has the advantages of simple structure and reliable observation, and has high practical and promotional value in the field of pressure test chamber technology.