32results about How to "Realize constant temperature heating" patented technology

The invention discloses a thermal gravimetrical reactor applied to bulk specimen testing, belonging to testing equipment for performing thermo gravimetric analysis on specimens and aiming to solve the problems that small-mass and small-sized specimens are required and a sample vessel is unbeneficial to gas-solid reactions in the conventional thermo gravimetric analyzer. Through a high-temperature reactor, reaction gas is preheated fully, so that mass measuring errors caused by temperature change of the reaction atmosphere are avoided; two types of hanging baskets are specific to different specimens respectively, so that the diffusion resistance during the reactions of bulk specimens is reduced effectively, and complete reactions and measuring accuracy are ensured; the height of an electric heating furnace is adjusted through a hydraulic lifting platform, so that samples can be heated at constant temperature under a high-accuracy condition. The thermal gravimetrical reactor can be used for dynamically measuring the mass changes of bulk specimens at various heating rates or under a constant-temperature condition, and is more consistent with the requirements of scientific research production than the conventional thermal gravimetrical analyzer.

The invention discloses an online glue applying device for fiber ring winding. The device comprises a supporting frame, a base, a base plate, a baffle, a glue pool, a glue feeding mechanism, a glue applying mechanism, a motor and a scraping plate; the base adopts a solid cubic structure, and is installed on the supporting frame used for limiting the translation freedom degree of the base; the motor used for driving the glue feeding mechanism and the base plate used for supporting the glue feeding mechanism and the glue applying mechanism are both installed on the base; the glue applying mechanism and the scraping plate cooperate with each other, and uniformly apply glue liquids in the glue pool on a fiber ring through the glue feeding mechanism, and the baffle used for heat insulation is arranged between the glue pool and the base plate. According to the device, through the cooperation of the supporting frame, the base, the base plate, the baffle, the glue pool, the glue feeding mechanism, the glue applying mechanism, the motor and the scraping plate, the online glue applying function in the fiber ring winding production process is achieved, the controllability of the glue applyingtemperature and the glue applying uniformity is guaranteed, the production efficiency is improved, and the performance of the fiber ring is remarkably improved.

The invention discloses an automatic monitoring system and monitoring method for quality change of an energetic material. The automatic monitoring system comprises a sample container, a heating constant-temperature apparatus, a movement control apparatus, a weighing apparatus, a numerical-value display system, an alarming system and a computer, wherein the heating constant-temperature apparatus, the movement control apparatus, the weighing apparatus, the numerical-value display system and the alarming system are connected with the computer, the heating constant-temperature apparatus is used for heating and thermally insulating a sample in the sample container, the movement control apparatus is used for moving the sample container and controlling the heating or weighing of a sample, the weighing apparatus is used for weighing the sample, the numerical-value display system is used for display a temperature and weight of the sample, the computer can record the monitoring data, the samplecontainer is provided with a handle, and a thermal insulation material is arranged between the heating constant-temperature apparatus and the weighing apparatus. By adopting the automatic monitoring system and monitoring method, the long-time quality monitoring for a plurality of samples at various temperatures can be realized, and the automation degree is high.

The invention discloses a thermostatic test tube rack for the reproductive department, and belongs to the technical field of medical apparatus and instruments for the reproductive department. The testtube rack comprises fixing clamps, wherein inner telescopic frames are mounted at the upper ends of the fixing clamps, the top ends of the inner telescopic frames are connected with outer telescopicframes through telescopic springs, telescopic cavities are formed in outer sides of the bottom ends of the outer telescopic frames, telescopic rods are mounted inside the telescopic cavities, telescopic blocks are connected to the inner sides of the telescopic rods, telescopic heads are connected to the inner sides of the telescopic blocks and inserted into telescopic holes formed in the outer walls of the inner telescopic frames, the top ends of the outer telescopic frames are connected with lifting rods, the middle of the lifting rods is connected with a fixing column through a fixing sleeve, sliding sleeves are connected with the middles of the upper and lower ends of the fixing column respectively, an upper test tube rod is connected with the middle of the sliding sleeve on the upper side, and a lower test tube rod is connected with the middle of the sliding sleeve on the lower side. Adjustment of the upper and lower positions between a thermostatic box and test tubes is realized,constant temperature requirements of the test tubes with different heights are met, constant temperature heating of a plurality of test tubes is also realized, and interference between the test tubesis avoided, so that the heating effect is further improved.

The invention relates to a portable infusion heating device taking mirabilite as a thermal insulation material as well as a manufacturing principle and a manufacturing method of the portable infusion heating device. The technical principle of the portable infusion heating device is as follows: (1) a USB interface is adopted as a power interface, and a resistor in a USB heating layer is electrified to heat by utilizing the joule effect of an external power supply; and (2) mirabilite is adopted for indirectly heating liquid medicine in an infusion tube. From outside to inside, the portable infusion heating device comprises but is not limited to the following four layers: a packaging protective layer, a thermal insulation layer, a USB heating layer and a mirabilite thermal insulation layer, and a power supply with the USB interface can be taken as a power supply for the thermal insulation thermal infusion device. The infusion heating device manufactured by adopting the method provided by the invention has the advantages that the cost is low, the raw materials are easily available, the process is simple, the volume production can be realized, and the repeated use is available; the heating effect is good, overheating can be avoided, the structure is small and exquisite, the use is convenient, and the device can be applied to the medical field.

The invention discloses an oxygen increasing device with a constant temperature for a breeding box. The oxygen increasing device comprises a breeding box body, a movable cover is arranged on the upperend of the breeding box body, and an oxygen increasing pump and a motor are installed on the upper end of the movable cover; a rotary shaft and stirring blades are installed in an inner cavity of thebreeding box body, the motor is connected with the upper end of the rotary shaft, and the stirring blades are installed at the lower end of the rotary shaft; the rotary shaft is of a hollow structure, a plurality of air outlets are formed in the outer wall of rotary shaft, and an oxygen pipe is further arranged in the inner cavity of the breeding box body; one end of the oxygen pipe is connectedwith the oxygen increasing pump, the other end extends into an inner cavity of the rotary shaft, a plurality of through holes are uniformly distributed on the outer wall of the oxygen pipe, and a heating bar and a water temperature sensor are further installed inside the breeding box body. The device has a simple structure principle, the use is convenient, it can be achieved that the water insidethe breeding box can be heated at the constant temperature, oxygen can be quickly increased, and the survival rate of aquaculture animals is improved.

The invention discloses a meibomian gland massager. The meibomian gland massager comprises a clamping part and a roller extrusion mechanism, wherein the clamping part is provided with a clamping root part as well as a clamp body I and a clamp body II extending forwards from the clamping root part respectively, wherein a heating liner is arranged at the front end of the clamp body II, and a frame is arranged at the front end of the clamp body I; the roller extrusion mechanism is arranged above the clamp body I and comprises an extrusion part, a spring, a push bar and a roller, the extrusion part is fixedly mounted above the clamp body I, the roller is mounted in the frame, one end of the push bar is connected with the extrusion part through the spring, the other end of the push bar is connected with the roller, and the extrusion part and the spring act on the push bar to drive the roller to roll in the frame. The meibomian gland massager is simple in structure, safe, reliable and convenient to operate, reduces cost, can be operated with one hand and is suitable for being widely applied and popularized.

The invention belongs to the technical field of ion batteries, and particularly relates to a flexible composite phase change material, a preparation method and application thereof, a battery heating piece and an ion battery pack with a low-temperature heat management system. The invention provides a flexible composite phase change material. The flexible composite phase change material comprises the following components in parts by mass: 20-35 parts of spherical conductive filler, 1-5 parts of multi-dimensional conductive filler, 20-30 parts of polymer matrix and 40-50 parts of organic phase change material. The flexible composite phase change material provided by the invention has the characteristic of flexibility, and can be well attached to the surface of a battery, so that the heat transfer resistance is reduced, and local hot spots are avoided; meanwhile, good conductivity is achieved, rapid heating can be achieved by applying small voltage, and therefore the battery can be rapidly and efficiently preheated; and constant-temperature heating can be achieved, and higher safety is achieved.

The invention discloses an extraction device for biomedicine preparation, which includes a base, a support rod and a fixed rod are fixedly connected to the top of the base, and a reaction tank is fixedly connected to the opposite side of the support rod and the fixed rod. The top end of the fixed rod is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a rotating rod through a coupling, one end of the rotating rod penetrates the reaction tank and extends to the inside of the reaction tank, and the top of the base is fixedly connected with a heating One side of the heater is communicated with a connecting pipe and a coil pipe respectively, and one end of the connecting pipe is communicated with a hot water pump. The present invention relates to the technical field of biomedicine. The extraction device for biomedicine preparation has changed the problem of low dissolution rate of organic components in the extraction process of the solution, greatly improved the dissolution efficiency, reduced production costs, and greatly increased its functionality. The entire operation process is simple and convenient, increasing enterprise efficiency.

The invention discloses a solar heat collection and supply system. Hot water generated by a solar heat collector and stored in a water tank serves as a medium to realize heat supply; the solar heat collector feeds the hot water into the water tank through a hot water inlet for insulation storage in the water tank to supply to heating equipment; a recess part capable of clamping an electric heating film is formed in the bottom of the water tank for guaranteeing the water temperature when guaranteeing enough hot water quantity needed by the heating equipment; a first solar panel and a second solar panel connected through three collecting lenses are symmetrically arranged at two ends of the solar heat collector; and the solar panels are used for charging an accumulator to supply to the electric heating film to heat the water in the water tank. The solar heat collection and supply system combines optical heat with optical electricity to realize constant-temperature heating, fully uses the solar energy to improve the heat efficiency thereof, and is energy-saved and environment-friendly.

The invention belongs to the technical field of industrial chemical washing devices and in particular relates to a filter element washing device. The device comprises a washing tank, wherein the washing tank comprises a tank body and a tank cover; the tank body is internally provided with a fixed plate and a bottom plate; a first channel on a side wall of the tank body is communicated with a firstend of a first three-way pipe and a frontward washing water inlet valve is arranged at the first end; a backwashing water inlet valve is arranged at a second end of the first three-way pipe; a firstcheck valve is connected with a third end of the first three-way pipe; the first check valve is connected with a water outlet of a first washing pump; the first washing pump is communicated with the water outlet of a water tank; a second channel is communicated with the first end of a second three-way pipe; the second end of the second three-way pipe is communicated with the backwashing water inlet valve; a third channel is communicated with the first end of a third three-way pipe and a backwashing water outlet valve is arranged at the first end of the third three-way pipe; a frontward washingwater outlet valve is arranged at the second end of the third three-way pipe; and a third end of the third three-way pipe is communicated with the water inlet of the water tank.

The invention provides a processing technology of polygonum multiflorum. The processing technology comprises the following steps: S1, taking 100 parts by weight of polygonum multiflorum, cleaning andmoistening the polygonum multiflorum, cutting the polygonum multiflorum into slices with a thickness of 2.5-8 mm, cutting the slices into strips with a width of 3-8 mm, and cutting the strips into small square blocks with a length and a width of 3-9 mm for later use; S2, taking 10 parts by weight of black beans, adding 30 parts by weight of water, conducting boiling for 4 hours, conducting filtration to obtain a filtrate, adding 20 parts by weight of water into filter residues, conducting boiling for 3.5 hours, conducting filtration, combining the filtrates to obtain black bean juice, and concentrating the black bean juice to 25 parts by weight; S3, adding the polygonum multiflorum small square blocks obtained in the step S1 and 60-70% weight of the black bean juice obtained in the step S2into a stainless steel medicine moistening pool, and conducting stirring; S4, spraying the black bean juice remained in the step S2 onto the polygonum multiflorumsmall square blocks, conducting infiltration for 3-5 hours until the black bean juice is completely absorbed by the polygonum multiflorum, and obtaining infiltrated polygonum multiflorum small square blocks; S5, putting the moistened small square blocks of polygonum multiflorum into a cooking device, and adjusting the pressure to change the boiling point of water in a cooking pot so as to realize multi-temperature cooking in one pot;and S6, after cooking is completed, conducting drying for 4-6 hours at 70-80 DEG C.

The invention discloses a constant temperature heating box. The constant temperature heating box comprises a box body, the box body is fixed on support legs, a constant temperature controller is installed at the bottom part of the box body and is provided with a display screen and a function regulating button, a box door is hinged at the front end of the box body, a heating plate is installed on the bottom wall in an inner cavity of the box body, the heating plate is electrically connected with the constant temperature controller, a plurality of splitter plates are vertically installed on thesurface of the heating plate, and a thermal insulation plate is fixed on the inner wall of the box body. The structure and the principle of the constant temperature heating box are simple, a semi-finished product is heated at the constant temperature, meanwhile, the constant temperature heating box further has an excellent thermal insulation effect, and the processing quality of the product is improved.

The invention discloses a conveyor belt vulcanizing machine capable of uniformly heating. The conveyor belt vulcanizing machine comprises a rack, an upper vulcanizing plate and a lower vulcanizing plate, wherein the upper vulcanizing plate and the lower vulcanizing plate are fixed on the rack; and constant-temperature heating devices are arranged in the upper vulcanizing plate and the lower vulcanizing plate. The constant-temperature heating devices are PTC thermosensitive resistors. The conveyor belt vulcanizing machine has a simple structure and can realize constant-temperature heating; and the vulcanizing effect is uniform.

The invention discloses production equipment for manufacturing and processing beer. The production equipment comprises a smashing device, a gelatinization device, a saccharifying pot, a boiling device, a precipitation device, a cooling device and a fermenting device which are arranged in sequence, wherein the saccharifying pot is used for saccharifying smashed materials; the boiling pot comprisesa pot body, a liquid inlet pipe, an external heating device and an internal heating device; the internal heating device comprises a circulating pipe, a helical impeller for pumping wort in the pot body into the circulating pipe, and a heat-exchanging pipe matched with the circulating pipe. In the production equipment, a heating sheet is provided in order to lower the flowing rate of steam in the heat-exchanging pipe, so that the heat of the steam can be kept in the heat-exchanging pipe as much as possible, and the heat exchanging efficiency is improved; the contact area between the heat-exchanging pipe and the steam is increased by the heating sheet, and the heat of the steam on the middle part is transferred to the wall of the heat-exchanging pipe by the heating sheet through steam contact with the middle part, so that heat is transferred to the circulating pipe more rapidly for heat exchange, and the heat-exchanging efficiency of the steam is improved.

The invention relates to the technical field of conveyor roller manufacturing, in particular to a constant temperature anti-freezing sticky roller and a heating method. A roller body is supported on abearing seat by a roller shaft. The roller body is internally provided with a heating device. The bearing seat is provided with conductive sliding rings. The rotor positions of the conductive slidingrings are located on the roller shaft and are in electric connection with the heating device. The stator positions of the conductive sliding rings are located on the bearing seat and are connected with a power supply by a controller. Under action of the controller, the temperature of the heating device is in a preset range. Through heating of the heating device in the roller shaft, the roller skin can keep being at constant temperature. When materials or ice attach to the roller skin, due to the fact that the temperature of the roller skin is constantly above zero, the materials or the ice does not freeze on the roller skin, and therefore material frozen block is effectively avoided, and further belt deflection or even damage is avoided. The heating device is connected with the power source by the conductive sliding rings, and therefore the condition of cable winding caused by rotation of the heating device is avoided.