1747results about "Enclosures/chambers" patented technology

The invention discloses a method for monitoring the corrosion capacity of a circulating salt spray test chamber, and relates to the technical field of aluminum alloys. The method comprises the following steps of test preparation, device configuration and environment debugging, test process management, monitoring and recording, corrosion degree evaluation and report arrangement and summarization. The test box comprises a box body, a positioning mechanism is mounted in the box body, a spraying mechanism is mounted at the top end of the inner wall of the box body, the positioning mechanism is located below the spraying mechanism, a lifting mechanism is mounted on the peripheral wall of the box body, and a collecting mechanism is mounted at the bottom end of the inner wall of the box body; by arranging the positioning mechanism, aluminum alloy materials of different specifications can be positioned, meanwhile, aluminum alloy can be turned over and rotated, then the aluminum alloy can be sprayed more uniformly and comprehensively through the spraying mechanism, so that it is ensured that salt mist uniformly and comprehensively covers the surface of a sample, and the quality of the sample is improved. And the accuracy of test data can be improved.

The invention discloses a throwing test system for a suspended launching device in a temperature shock environment. The throwing test system comprises a walk-in test box, a throwing frame, a movable hanger throwing device, a locking device, a limiting protection device, a transfer trolley and a throwing buffer recovery tank. By designing the launching test system for the suspension launching device in the temperature shock environment, environmental conditions with climate can be applied to the suspension launching device, transfer can be completed within 1 min, fixed-point launching, free and rapid transfer and stable suspension of the simulated projectile can be achieved, and the simulation projectile can be conveniently and rapidly launched. The device has the functions of installing, transferring and throwing the simulated bomb, rapidly impacting temperature and humidity, safely transferring, recycling and the like, solves the problem of size limitation of throwing of various types of launchers and large-size simulated bombs, and can realize throwing assessment of the suspended launcher in a conventional environment with climate and a temperature impact environment.

The present invention relates to the technical field of plastic aging evaluation, and specifically to a plastic aging performance evaluation instrument, comprising a chassis; a take-in and put-out port, which is opened on the side of the chassis; a cover plate, which is arranged on the inner side of the take-in and put-out port; a plurality of solar light panels, which are distributed in a linear array and fixedly installed on the inner top surface of the chassis; and a driving structure, which is arranged on the chassis and is used to drive the plastic parts to rotate. Compared with the prior art, the present application drives the rotating frame by a driving motor to realize the rotation of the rotating frame, thereby driving the clamping frame to revolve. At the same time, due to the meshing of the transmission gear and the fixed gear ring, the clamping frame can also realize self-rotation during the revolution. This combination of revolution and self-rotation ensures that the clamped plastic parts can be turned over in all directions and without dead angles, so that their outer walls can be fully irradiated. This rotation design not only improves the irradiation efficiency, but also ensures the uniformity of irradiation.

The utility model belongs to the technical field of temperature control equipment, and particularly relates to a gas-liquid double-cooling low-temperature thermostatic bath which comprises a machine body, a bath body and a refrigeration mechanism, and the bath body and the refrigeration mechanism are located in the machine body. The refrigerating mechanism is connected with a condensate coil pipe in the tank body, the tank body is connected with a liquid inlet and a liquid outlet, and liquid in the tank body circulates or circulates through the liquid inlet and the liquid outlet. A gas coil pipe is further arranged in the tank body, a gas inlet connector and a gas outlet connector are arranged on the side face of the machine body, and gas enters the gas coil pipe through a pipeline and the gas inlet connector and flows out of the gas outlet connector after being cooled by liquid in the tank body. The liquid and gas cooling device can meet the cooling requirements of liquid and gas, is suitable for wider experiment or industrial application scenes, is particularly applied to the working condition that the liquid and the gas are cooperatively cooled, has higher adaptability, can better keep the consistency and the stability of the temperature, and saves time and resources.

The present invention discloses a high and low temperature performance test box based on a mixed refrigerant and a control method, including a box body, a refrigeration chamber, a heating chamber, an electric refrigeration device, an electric heating device, and a support roller. The upper part of the box body is provided with a refrigeration chamber that penetrates forward, and the bottom is provided with a heating chamber that penetrates forward. The refrigeration chamber is provided with an electric refrigeration device, and the electric refrigeration device uses a mixed refrigerant for refrigeration, and the heating chamber is provided with an electric heating device. During the temperature test of the present invention, the heat transfer oil in the heat preservation tank is refluxed into the heat dissipation pipe by controlling the lifting mechanism to rise, and then the electric control stop valve is controlled to be cut off, and the electric heating device and the electric refrigeration device are controlled to be powered on to work. At this time, the heat transfer oil in the heat dissipation pipe can absorb the heat generated by the electric heating device, but the heat will not be dissipated to the outside to cause waste, but will be retained in the heating chamber to heat the object being tested.

The invention relates to a space experiment sample observation mechanism, a space experiment device and a fluid physics experiment cupboard, the space experiment sample observation mechanism comprises a plug connector, a sample sleeve and a first heating sheet, the first heating sheet is arranged on the sample sleeve, one end of the sample sleeve is fixed on the back side surface of the plug connector, and the other end of the sample sleeve is fixed on the back side surface of the plug connector; a sample clamping part is arranged at the other end of the sample sleeve; the sample clamping part comprises a circular-arc-shaped sample clamping piece with an opening in the upper side, a bottom connecting piece and a cylindrical sample clamping piece, the sample sleeve, the circular-arc-shaped sample clamping piece and the cylindrical sample clamping piece are coaxially arranged, and the sample sleeve, the circular-arc-shaped sample clamping piece, the bottom connecting piece and the cylindrical sample clamping piece are sequentially connected; the bottom of the arc-shaped sample clamping piece is fixedly connected with the bottom of the cylindrical sample clamping piece through a bottom connecting piece, a sample observation interval position is reserved between the arc-shaped sample clamping piece and the cylindrical sample clamping piece, and a sample observation opening position penetrating in the direction perpendicular to the axis of the cylindrical sample clamping piece is formed in the side wall of the cylindrical sample clamping piece.

The invention discloses a walk-in high and low temperature test box for automobile testing in the technical field of walk-in high and low temperature tests for automobile testing, which comprises a high and low temperature test box body, a sealing opening and closing door is arranged on one side of the high and low temperature test box body, and a temperature output assembly is arranged on the other side of the inner cavity of the high and low temperature test box body. According to the invention, refrigeration and heating cycle adjustment is facilitated through the temperature output assembly, independent work output of refrigeration and heating equipment is not needed, the configuration cost is low, the operation is simple, the operation is convenient, the cost is low, the operation is convenient, and the test efficiency is high. The space occupation ratio is small, operation is convenient and fast, during refrigerating or heating, the motor execution end drives the other end of the connected worm to be rotationally connected to the side wall of an inner cavity of the square shell for supporting rotation, and rotation of the worm drives a worm gear meshed with one side to be rotationally connected with an inner ring of a bearing part through the bottom for fixed supporting rotation.

The invention relates to the technical field of biological medicine industry, and provides a multi-stage vacuum heat-insulation high-temperature experimental facility which comprises a body, the body comprises an external box body and an inner container fixed in the box body, a flow guide cover is fixedly installed in the inner container, a detachable material plate is installed in the flow guide cover in a clamped mode, and the material plate is connected with the box body. Steps which are diagonally arranged are formed at the upper end and the lower end of the inner container, an air channel is formed between the inner container and the flow guide cover, an air cavity is formed between the inner side of each step and the flow guide cover, and a movable push plate is arranged in each air cavity; it can be understood that the flow guide cover is arranged in the inner container, the air channel and the air cavity are formed between the flow guide cover and the inner container, airflow circulation is driven by means of movement of the push plate in the air cavity, and materials are evenly heated on the material plate; meanwhile, the material plate is clamped in the flow guide cover through the elastic piece and can be easily installed and taken out through operation of a hand lever, direct contact with the hand is avoided, and using convenience and safety are improved.

The invention relates to an environmental test box for realizing high and low temperature rapid alternating circulation, which is mainly applied to the technical field of environmental test equipment. The test box is provided with a high-temperature chamber and a low-temperature chamber which are independent from each other, a thermal insulation layer is arranged between the two chambers, and the test box can respectively keep constant temperature environments at the highest temperature of + 75 DEG C and the lowest temperature of-50 DEG C; during a test, a sample is placed in the test bed, and the rotating shaft structure driven by the motor periodically rotates in a reciprocating manner or rotates in the same direction among different temperature zones, so that high-low temperature rapid alternating circulation is realized. The operation mode of the motor is controlled through the control system so as to simulate the accelerated aging process of the component in the temperature rapid alternating environment. According to the test box, through the design of the control system, the forced convection fan and the middle thermal insulation layer, it is guaranteed that the temperature switching process is rapid, uniform and stable. Compared with the prior art, high and low temperature circulation can be completed without overall heating and cooling of the interior of the test box, and the test box has the advantages of being high in test efficiency, capable of remarkably improving the reliability and accuracy of the high and low temperature alternating circulation test of the sample and the like.

The invention relates to a space microscopic sample support, a space experiment device and a fluid physics experiment cupboard, the space microscopic sample support comprises a support body and a heating sheet, one side surface of the support body is provided with the heating sheet, the other side surface of the support body is recessed to form a sample slot, and the heating sheet is arranged in the sample slot. And an observation light path penetrating through the bottom of the sample slot is arranged on the bracket body. According to the space microscopic sample support, a microscopic sample is taken out by an astronaut and placed on the sample support during observation, the sample support can maintain the liquid state of the microscopic sample during observation, and temperature uniformity is ensured.

A sustainable system for removing and concentrating per- and polyfluoroalkyl substances (PFAS) from water. The system includes an anion exchange vessel having a selected anion exchange resin therein configured to remove PFAS from the water. A line coupled to the vessel introduces a flow of water contaminated with PFAS such that the PFAS bind to the selected anion exchange resin and are thereby removed from the water. A regenerant solution line is coupled to the anion exchange vessel to introduce an optimized regenerant solution to the anion exchange vessel to remove the PFAS from the anion exchange resin, thereby regenerating the anion exchange resin and generating a spent regenerant solution comprised of the removed PFAS and the optimized regenerant solution. A separation and recovery subsystem recovers the optimized regenerant solution for reuse and separates and concentrates the removed PFAS.

The invention relates to a space experiment sample temperature processing device and a space fluid physics experiment cabinet, and the space experiment sample temperature processing device comprises a housing, an alternating temperature on-orbit sample drawer, a constant temperature on-orbit sample drawer, an alternating temperature descending sample drawer and a constant temperature descending sample drawer. An alternating temperature on-orbit sample cavity, a constant temperature on-orbit sample cavity, an alternating temperature descending sample cavity and a constant temperature descending sample cavity are arranged in the shell, an alternating temperature on-orbit sample drawer is arranged in the alternating temperature on-orbit sample cavity, and a constant temperature on-orbit sample drawer is arranged in the constant temperature on-orbit sample cavity; the alternating temperature descending sample drawer is arranged in the alternating temperature descending sample cavity, and the constant temperature descending sample drawer is arranged in the constant temperature descending sample cavity; the shell is provided with a temperature regulating mechanism for regulating and controlling the temperature of the alternating temperature on-orbit sample drawer, the constant temperature on-orbit sample drawer, the alternating temperature descending sample drawer and the constant temperature descending sample drawer.

The utility model relates to the technical field of temperature change test chambers, and discloses a rapid temperature change test chamber for hot and cold shock tests, comprising a chamber, a bottom plate fixedly installed inside the chamber, a partition plate fixedly installed on the upper surface of the bottom plate, an inner cavity of the chamber on the upper side of the bottom plate divided into a heating chamber and a cooling chamber by the partition plate, a receiving seat rotatably connected to the surface of the bottom plate, a servo motor fixedly installed on the inner bottom wall of the chamber, and a driving rod fixedly installed on the output shaft surface of the servo motor. In the utility model, when taking and placing materials, the adjustment ring is slid to the topmost side of the limit groove, and the placement cylinder is in a state facing the outside of the placement chamber, so that it is convenient for the operator to take and place the materials, and when conducting the test, the adjustment ring is slid to the bottommost side of the limit groove, and the placement cylinder is in a state tilted toward the inside of the placement chamber, so that the material can be prevented from being thrown out of the placement cylinder under the action of rotating centrifugation, and the test is carried out smoothly.

The utility model belongs to the technical field of test boxes, and particularly relates to a high-low temperature test box with uniform heating. Comprising test cavities which are arranged in a test box at intervals left and right; a placement net plate is embedded in the bottom of the test cavity; the fans are arranged below the placing net plate in a bilateral symmetry manner; the air inlet end of the fan is communicated with the test cavity through the placing screen plate, and the air outlet end of the fan is communicated with the air duct cavity; the air duct cavities are distributed on the left side wall and the right side wall of the test cavity in a bilateral symmetry manner; a spoiler is vertically and obliquely arranged in the air duct cavity, and an air distribution plate is arranged at the air return end of the air duct cavity. According to the utility model, through the arrangement of the spoiler and the air distribution plate in the air duct cavity, high and low temperature airflow with uniform airflow distribution can be provided for the interior of the test cavity, so that the temperature rise rates of different areas are consistent, and the uniform heating effect during product testing is further improved.

The invention provides a high and low temperature test box all-in-one machine, which comprises a box body assembly, an incubator inner box assembly, a refrigeration assembly, a power supply assembly and an operation panel assembly, and is characterized in that the top of the box body assembly is provided with the power supply assembly, the upper part of the box body assembly is internally provided with the incubator inner box assembly, and the lower part of the box body assembly is internally provided with the refrigeration assembly; the beneficial effects of the invention are that the device is simple to operate, is equipped with a touch display screen and an automatic control system, is convenient to use, can rapidly switch between a high temperature and a low temperature, greatly shortens the test period, and improves the work efficiency; through the high-precision temperature sensor and the controller, the environmental test box can ensure the accuracy of temperature control; the equipment can also store multiple groups of test programs, so that a user can conveniently perform repeated tests, and the test efficiency is improved; the equipment is provided with an automatic door opening and closing system, an incubator door can be opened and closed in a remote intelligent mode, and a robot can conveniently take and place a battery.

The utility model discloses a waste liquid collecting device of a liquid chromatographic analyzer, which comprises a mounting component, a liquid collecting component and a liquid collecting component, the waste liquid pipe is detachably connected with the mounting piece, and the waste liquid pipe is provided with a plurality of waste liquid connectors; the waste liquid pipe is provided with a first end and a second end which are opposite, the first end is higher than the second end, and the first end is a closed end; the waste liquid container comprises a liquid inlet and an exhaust port, the second end of the waste liquid pipe is communicated with the liquid inlet in a sealed mode, and a filter is installed at the exhaust port and used for filtering organic solvent volatile matter. Due to the fact that the waste liquid pipe can be installed on the experiment table through the installation piece and the waste liquid pipe is provided with the multiple waste liquid connectors, the waste liquid collection device can be in butt joint with multiple liquid chromatographic analyzers, and unified collection of waste liquid of the multiple liquid chromatographic analyzers is achieved. The waste liquid collecting device greatly reduces the occupied space, and does not influence normal operation of an experimenter on an instrument.

The utility model discloses a temperature-controllable asphalt concrete non-contact slope flow instrument device, which comprises a temperature control box and an angle adjusting device, the angle adjusting device comprises a bottom support, an adjusting plate and a base, the left end of the adjusting plate is rotatably connected with the bottom support, the base is arranged below the adjusting plate, a sample table is arranged on the upper surface of the base, and the sample table is connected with the temperature control box. The sample table penetrates to the position above the surface of the adjusting plate, a sample is arranged on the sample table, an adjusting screw is arranged on the upper surface of the base and penetrates to the position above the adjusting plate, an adjusting nut is arranged on the adjusting screw, and a heat insulation glass box is arranged on one side of the upper surface of the adjusting plate. A rechargeable battery, an angle display and a laser displacement sensor are arranged in the heat insulation glass box; according to the structure, an independent heat insulation glass box is adopted, a laser hole and a heat insulation film are arranged, and the heat insulation film is used for reducing errors, caused by refraction, of a laser beam penetrating through the high-temperature-resistant heat insulation glass box on the sample placement position and deformation data of the sample.

The invention discloses equipment and a method for detecting the thermal insulation performance of an integrated thermal insulation board, and relates to the field of detection equipment. According to the invention, the integrated insulation board is clamped in the detection box in a sealing manner through the sealing clamping assembly, so that the integrated insulation board divides the interior of the detection box into a left sealing chamber and a right sealing chamber, and then the sealing chamber on the left side of the interior of the detection box is heated or cooled through the temperature regulation and control mechanism. Then, the temperature of the left sealing cavity is detected through a temperature measuring probe in the left sealing cavity, meanwhile, the temperature of the right sealing cavity is detected through a temperature measuring probe in the right sealing cavity, and then the heat preservation performance of the integrated heat preservation plate is judged according to the temperature difference between the left sealing cavity and the right sealing cavity. Therefore, the thermal insulation performance of the integrated thermal insulation board can be detected by simulating the actual use condition of the integrated thermal insulation board, so that the thermal insulation performance detection accuracy of the integrated thermal insulation board is improved.

The utility model discloses a comprehensive test box which comprises a foundation, a downwards-sunken foundation pit is arranged in the foundation, a concrete bearing base body is poured in the foundation pit, and a first buffer layer, a framework layer and a second buffer layer are arranged between the concrete bearing base body and the foundation pit. The first buffer layer, the framework layer and the second buffer layer are all of a cylindrical structure and wrap the circumferential direction and the bottom of the concrete bearing base body, and the framework layer is provided with a supporting part extending upwards in the vertical direction to form a foundation pit; the vibration table is fixedly mounted at the upper end of the concrete bearing base body through a metal base; the bottom of the test box body is provided with a butt joint window, and the butt joint window is fixedly connected to the supporting part in a sealed mode. The utility model has the beneficial effect of solving the technical problem that the connection sealing difficulty of the large-scale vibration table and the box body is large.

The utility model discloses a double-chamber environmental test box, which includes a top crossbeam, a middle revolving door and a bottom detachable plate by arranging a partition structure in the box body; thus, when the two chambers are used independently, the two sides are independent and do not affect each other; when it is necessary to place a larger product, it is only necessary to rotate the middle revolving door to be parallel to the back side of the test box body, and remove the bottom detachable plate and the column to connect the two chambers into one chamber, so that the switching between the single and double chambers can be realized very conveniently, and the middle revolving door will not block the air outlet at the upper rear side of the test box body and the return air outlet at the lower rear side of the test box body when it is rotated to be parallel to the rear side of the test box body; in addition, the double-chamber environmental test box in the utility model is designed with a water injection fire extinguishing structure, so that safety protection can be provided when the environmental test box is used for tests with fire risks such as battery high and low temperature resistance tests.

The utility model relates to the technical field of sewage samplers, and discloses a sewage sampler for environment detection, which comprises a storage tank, a tank cover and a collecting tank, a connecting mechanism is arranged between the storage tank and the tank cover, and a classifying mechanism is arranged between the top of the inner wall of the tank cover and the collecting tank; the sorting mechanism comprises a rotating assembly and a fixing assembly, the rotating assembly comprises a fixing plate, a sleeve cover is densely and fixedly connected to the top of the inner wall of the can cover, L-shaped grooves are formed in the two sides of the surface of the sleeve cover, and square grooves are formed in the two sides of the surface of the sleeve cover. According to the sewage sampler for environment detection, a classification mechanism is arranged, a collection tank drives a fixing plate to be inserted into an L-shaped groove, the collection tank is rotated, so that the fixing plate is inserted into a square groove, the collection tank cannot fall off from a sleeve cover, a limiting block is inserted into a limiting groove, the position of the fixing plate can be limited, and when the collection tank is installed at the bottom of a tank cover, the collection tank is prevented from falling off. The position of the collecting tank cannot shake at will, falling of the collecting tank is avoided, and sprinkling of sewage is avoided.

A pipette tip extension having a proximal end, a distal end, and an exterior wall extending between the proximal end and the distal end is disclosed. The exterior wall has an outer side and an inner side and encloses an inner cavity which is delimited by the inner side of the exterior wall. The exterior wall forms at the proximal end a reception aperture. The pipette tip extension further has one or more distance elements arranged at the inner side of the exterior wall and protruding into the inner cavity.

The utility model relates to a rain test box convenient to maintain, which comprises a test box and a test bench fixedly arranged at the bottom of the inner cavity of the test box, a spray head assembly is arranged in the test box, the spray head assembly comprises rotating shafts rotationally arranged at the left side and the right side of the inner cavity of the test box, and a semicircular pipe is fixedly arranged between the two rotating shafts. And a plurality of external thread connecting pipes penetrating into the semicircular pipe are fixedly mounted at the bottom of the semicircular pipe. According to the rain test box convenient to maintain, after a product is placed at the top of the test bed, a water pump sucks water through an extraction pipe, the water enters a filter box through a drainage pipe and is purified by a filter assembly, and the water flows into a semicircular pipe through a hard pipe and a folding pipe, is sprayed out from a nozzle of an external thread connecting pipe and is concentrated at the top of the test bed for a waterproof test; the driving unit drives the semicircular pipe to rotate, multi-directional spraying of the product is achieved, the nozzle blocking risk is reduced through the filtering assembly, and the nozzle can be easily rotated, detached and cleaned when blocked.

The utility model relates to the technical field of medicine test boxes, in particular to a medicine stability multifunctional test box which comprises an observation box arranged in the test box, a box door is hinged to an opening of the test box, a pair of air inlet pipes is further arranged on the side face of the test box, and the observation box is slidably connected into the test box through an adjusting assembly. The height between the observation box and the pair of air inlet pipes can be changed through the adjusting assembly, a mistaken opening prevention assembly is arranged between the box door and the test box, the mistaken opening prevention assembly is used for preventing the box door from being opened mistakenly, the height of the observation box can be adjusted, and the height of the observation box can be adjusted. According to the device, a pair of air inlet pipes is arranged to be matched with the air inlet pipes to convey cold and hot air to the observation box, medicines in the observation box are observed in different temperature environments, and then the situation that the medicines are damaged due to the fact that a box door of the observation box is accidentally opened due to accidental operation or accidental touch can be prevented through the mistaken opening prevention assembly; the structure is simple, operation is convenient and practicability is high.

The invention discloses an optical thermostat with comprehensive vibration reduction and low-temperature in-situ displacement functions, which adopts upper and lower opposite vibration absorbers and a large-mass base to realize first-order to second-order inertial vibration absorption, and further realizes thorough decoupling with an optical platform in a suspension type non-contact manner, and the vibration transmissibility can be reduced to be less than 10%. Resonant frequencies of two systems (a sample table system and a cold head system) are designed to achieve vibration decoupling. The technical problems that in the prior art, the high-grade vibration isolation capacity is insufficient, refrigerator noise is easily coupled to a measuring light path, the low-temperature in-situ precision displacement capacity is lacked, and the contradiction between heat isolation, convenience and cost is difficult to balance can be solved. Under the support of a conventional GM refrigerator, the comprehensive requirements of ultralow basic vibration, strong decoupling of a measurement light path, low-temperature in-situ micron-sized displacement, convenient sample replacement and efficient refrigeration / thermal control are met at the same time.

The invention relates to the technical field of automobile part detection, in particular to a multi-environment simulation automobile door and window sealing performance detection device which comprises an induction assembly, a protective cover is fixed to the inner side of a door and window to be detected through a suction cup, an adhesive tape is attached to the surface of the door and window, a power source is switched on, and the temperature in the protective cover is controlled through a temperature control board. Air is introduced into a closed cavity formed by the protective cover and the door and window to increase the internal air pressure, then high-pressure air is introduced into the air injection assembly, then the body assembly is attached to the adhesive tape portion on the outer side of the door and window, and by pressing the simulation vibration assembly, the temperature of the door and window can be simulated. If the sensing assembly works and simultaneously drives the sound production assembly to give an alarm sound, the sealing performance of the door and window is poor, and the sealing condition of the door and window can be known by observing the display assembly under the condition that the alarm sound is not heard due to negligence. Therefore, the test of the sealing performance of doors and windows in various environments can be simulated.

The invention relates to the technical field of corrosion tests, in particular to environment simulation equipment based on an internal corrosion test, which comprises a test box, a collection box and a water bath box, the test box is fixedly mounted at the top of the water bath box through four supporting blocks, and the four supporting blocks are respectively positioned at four corners between the test box and the water bath box; the medium box enables the spraying assembly to accurately spray a test medium in the box to the surface of a test sample borne by the bearing assembly through the water inlet pipe and the spraying assembly, a corrosion test simulation environment is constructed, the flow sensor collects medium flow signals in real time, and the control module adjusts the rotating speed of the water pump and the opening degree of the electromagnetic valve according to signal feedback. Precise detection and dynamic adjustment of the spraying flow are achieved, the consistency of spraying working conditions of multiple groups of test samples is guaranteed, meanwhile, the water bath box conducts temperature pretreatment on media in the medium box in a water bath heating mode, the water bath box and a thermometer complete cooperative regulation and control of the temperature, precise control of the test temperature is achieved, and the corrosion simulation requirements of different service environments are met.

The utility model discloses a high and low temperature test box, which relates to the technical field of test boxes and comprises a test box, a box cover is arranged on one side of the test box, a movable plate is arranged on the inner side of the test box, and a motor rotating component is arranged at the bottom of the test box. A movable buckle is arranged at the top of the box cover; two pull rods are symmetrically arranged at two ends of one side, close to the test box, of the box cover; a rotating disc part is arranged on the upper surface of the movable plate; the rotating disc part comprises a placement disc; the bottom of the placement disc penetrates through the movable plate to be fixedly connected with a triangular clamping pin. And the vertical projection of the triangular bayonet lock is an isosceles triangle. By means of the structure, parts of different sizes and materials can be driven to rotate, better heating is facilitated, inaccurate test results caused by uneven heating are avoided, the movable plate can be pulled out, then the rotating disc part is pulled out, the parts can be taken out conveniently, and the test efficiency is improved.

Provided herein are methods for processing and / or detecting a sample. A method can comprise providing a barrier between a first region and a second region, wherein the first region comprises the sample, wherein the barrier maintains the first region at a first atmosphere that is different than a second atmosphere of the second region, wherein a portion of the barrier comprises a fluid in coherent motion; and using a detector at least partially contained in the first region to detect one or more signals from the sample while the first region is maintained at the first atmosphere that is different than the second atmosphere of the second region. The portion of the barrier comprising fluid may have a pressure lower than the first atmosphere, the second atmosphere, or both.