25 results about "Heat tolerance" patented technology

The present application relates to a kind of hollow small ball heat resistance visualization evaluation method based on high temperature microscope technique.First, temperature calibration is carried out to high temperature metallographic microscope, second, 1-10mg hollow small ball is evenly sprinkled on glass slide using medicine spoon, and the glass slide is vibrated, so that the hollow small ball on it is single layer distribution, not mutually overlapping, shielding, in 600-1000 ℃ temperature interval, at least three grades of temperature increasing rate is used to heat, and the state of hollow small ball under each temperature increasing rate is recorded in real time using video image.Subsequently, according to the state continuous change spectrum of microsphere in heating process, the temperature T m1 、 m2 、 m3 of 50±5% proportion of hollow small ball in a certain field of view is determined, which softens and collapses.Finally, the softening temperature T m1 、 m2 、 m3 of hollow small ball under at least three grades of temperature increasing rate is linearly fitted, and the softening temperature T m of hollow small ball at heating speed of 0 ℃ / min, i.e., constant temperature, is obtained, which is the heat resistance characteristic temperature in equilibrium state.

The utility model discloses a hot induced draft fan with high stability, which belongs to the technical field of induced draft fans and comprises a casing mechanism and a filter mechanism, an induced draft mechanism for providing power and conveying air is mounted on the casing mechanism, a connecting cover mechanism for connecting components is further mounted on the casing mechanism, and the filter mechanism is mounted on the casing mechanism. And a reverse blowing mechanism is mounted on the connecting cover mechanism. According to the utility model, through the arrangement of the casing mechanism and the air inducing mechanism and the application of temperature-resistant materials and heat-insulating materials, the heat resistance of each part of the device is improved, heat can be effectively prevented from being conducted to the motor, and the heat resistance of the device is further improved; through the arrangement of the connecting cover mechanism, the back flushing mechanism and the filtering mechanism, the filtering mechanism can effectively filter dust in gas, so that the stability of the device is improved, and the filtering mechanism can be conveniently cleaned through the back flushing mechanism when the filtering mechanism is saturated.

To achieve construction of existing piping for a hot water supply facility in consideration of heat resistance and followability to thermal contraction according to characteristics of paint used for the piping and lining.SOLUTION: The method includes a step of drying the inside of the existing hot water supply pipe 2 after cleaning the inside of the existing hot water supply pipe 2, a step of polishing the inside of the existing hot water supply pipe 2 by injecting an abrasive with dry compressed air while advancing the inside of the existing hot water supply pipe 2 from both ends to a target position, and a step of coating the inside of the existing hot water supply pipe 2 by injecting a paint having a predetermined viscosity with compressed air while advancing the inside of the existing hot water supply pipe 2 from both ends to the target position. As the lining material to be applied to the inside of the existing hot water supply piping 2 in this construction method, a material obtained by blending a main material containing an epoxy resin as a main component and a curing agent containing a modified alicyclic polyamine as a main component at a weight ratio of 100:50 is used.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of oven for coating heat resistance detection, especially oven for coating heat resistance detection, including fixed base plate, fixed base plate is provided with connecting mechanism, connecting mechanism contains setting in fixed base plate rear section setting has traction assembly, fixed base plate top is provided with main part assembly, fixed base plate right section is provided with detection assembly. Threaded adjusting rod and slide bar cooperate with the spray head, the spraying height and position can be adjusted flexibly, combined with the movement of the sliding box body, realize uniform coating spraying; the air compressor, the eddy current pipe and the hot air spray head in the main part assembly cooperate with each other, can stable output hot air, accurate simulation high temperature detection environment; the connecting base plate and the threaded rod cooperate with the fixed sliding box body, ensure that each component is stable in position when working; these designs effectively solve the problems of uneven heating of traditional oven test piece, uneven coating spraying and the like, greatly improve the accuracy and reliability of coating heat resistance performance detection result.

The frying and baking machine comprises a shell and a baking tray, a metal tray is arranged between the shell and the baking tray, a heating piece used for heating the baking tray is arranged on the metal tray, and the shell is provided with a surrounding wall; the metal disc comprises a bottom wall, a side wall connected with the bottom wall, an outer flange connected with the side wall and folded outwards, and a bent part connected with the outer flange and bent relative to the outer flange, the lower end of the bent part is in butt joint with the upper end of the enclosure wall, and a heat insulation space is formed among the upper portion of the side wall, the outer flange, the bent part and the top of the enclosure wall. The existence of the heat insulation space can reduce the heat transfer from the metal disc to the enclosure bulkhead of the shell, reduce the temperature rise of the shell, reduce the requirement on the heat resistance of the shell from the perspective of materials, and further reduce the cost of manufacturing the shell.

The invention relates to the technical field of household appliances, and discloses a heating assembly and a household appliance, and the heating assembly comprises a heating body which comprises at least one heating sheet, and the heating sheet is of an annular structure or a polygonal frame structure; the heat dissipation structure comprises a plurality of heat dissipation sheets which are in heat conduction connection with the heating sheet, and the heat dissipation sheets are uniformly distributed along the circumferential direction of the heating sheet; and the bracket supports the heat dissipation structure. According to the support supporting heat dissipation structure, the support does not make contact with the heating piece, local fusion or creep deformation of the support caused by the fact that high temperature of the heating piece is directly transmitted to the support can be prevented, and excursion or unstable supporting of the heating assembly caused by deformation of the support is avoided. As the bracket is not in contact with the heating sheet, the bracket can be made of a material with relatively low heat resistance, so that the bracket is convenient to form, and the material cost can be reduced.

The invention is suitable for the field of automobile part testing, and provides an automobile headlamp front tile heat resistance testing device, which comprises a pressure-resistant box and a pressure-resistant cover plate, the edges of the pressure-resistant box and the pressure-resistant cover plate are connected through a hinge, and the pressure-resistant box and the pressure-resistant cover plate are in airtight connection; a pressure sensor and a temperature sensor are arranged in the pressure-resistant box, and the pressure-resistant box is filled with water. During use, after the interior of the pressure-resistant box is filled with water, the pressure-resistant cover plate is assembled, so that the pressure-resistant box and the pressure-resistant cover plate form a closed state, the water in the pressure-resistant box can be heated to over 100 DEG C, and a material workpiece can be heated in the water; compared with a drying mode, the heating mode has higher stability, the specific heat capacity of water liquid is larger than that of air, then the temperature of the material workpiece cannot be suddenly changed in the hot water environment, the pressure mechanism continuously applies pressure to the material workpiece, and a worker can collect the deformation conditions of the material workpiece at different temperatures.

The invention belongs to the technical field of high-temperature heat storage, and relates to a multi-layer composite high-temperature fused salt storage tank. The closed tank body is formed between the tank top and the tank body and used for storing high-temperature fused salt, the fused salt can be effectively prevented from making contact with the external environment, heat loss is reduced, and the heat energy storage efficiency is improved. The inner heat-resistant concrete layer is in direct contact with high-temperature molten salt, and the outer layer structure is protected against damage. The fire-resistant insulating brick layer can prevent heat from being transferred outwards, and the heat energy storage efficiency is improved. The outer heat-resistant concrete layer further enhances the heat resistance and the overall strength of the storage tank and corresponds to the inner heat-resistant concrete layer to form a closed heat-resistant protection system. The structural layer is a main bearing layer for molten salt pressure in the storage tank, and the mechanical property stability of the structural layer can be guaranteed. The heat storage device can meet the energy storage requirements of different working temperatures and molten salt media, the heat loss is reduced through the multi-layer composite structure, the heat energy storage efficiency is improved, and the energy consumption and the operation cost are reduced.

The invention discloses a heat-resistant long-life conveying belt capable of preventing material adhesion, which belongs to the field of material conveying equipment, and comprises a rack, a conveying assembly, a cooling assembly, a power assembly, an anti-static assembly and a walking unit, universal wheels with brakes are arranged at the lower end of the rack; the conveying assembly comprises a multi-layer structure conveying belt and a detachable dust cover. The cooling assembly reduces the temperature of the conveying belt through a closed loop; the power assembly is driven by a variable frequency motor and a synchronous belt. The anti-static assembly is provided with a plasma fan and a grounding brush for dual protection. The heat-resistant long-service-life conveying belt capable of preventing material adhesion is high in heat resistance, long in service life, capable of reducing material adhesion and electrostatic hidden dangers, capable of being flexibly moved and adjusted, convenient and fast to maintain, suitable for high-temperature material conveying scenes such as chemical engineering and metallurgy, and low in comprehensive use cost.

The utility model discloses far infrared light blowing equipment, and belongs to the field of hair dryer design. According to the far infrared light blowing equipment, the health care and health preserving effects of the blower are improved by combining the high-wind-speed blower and the far infrared light technology. Firstly, the far infrared light technology improves the hair care effect through the thermal radiation effect. Furthermore, through the optimized design of the far-infrared ceramic mica coil, the far-infrared light emissivity up to 90% or above is ensured. The efficient far infrared radiation can provide uniform heat distribution in the blowing process, the blowing temperature is stabilized, and local overheating is avoided. In order to solve the problem that an existing ceramic material is prone to damage, according to the scheme, the far infrared ceramic mica ring is fixed in the air outlet, and the durability and the stability are improved by adopting the design of a mica sheet composite material. The mica sheet has good thermal stability and insulation characteristics, so that the heat resistance and anti-stripping capability of the ceramic material can be improved. The mica sheet is added into the ceramic material, so that the structural stability of the ceramic material can be enhanced, and the fracture risk under high temperature and long-term use is reduced.

The utility model relates to the technical field of medical instruments, and provides a steam conveying structure and a steam ablation device. The utility model provides a steam conveying structure which comprises a steam guide pipe and a reinforcing assembly. The steam catheter can be used for conveying steam for ablation; the reinforcing assembly is arranged on the side wall of the steam guide pipe. During specific implementation, the problem that in the prior art, a steam guide pipe is prone to thermal expansion deformation when conveying high-temperature steam is solved by introducing the reinforcing assembly. The reinforcing assembly is particularly arranged on the side wall of the steam guide pipe, and the design aims at enhancing the structural stability and heat resistance of the steam guide pipe, so that the thermal expansion effect generated by high-temperature water vapor is effectively resisted. Through supporting of the reinforcing assembly, the stability of the shape and the size of the steam catheter can be kept, deformation caused by thermal expansion is avoided, the conveying effect of water vapor and the treatment accuracy are ensured, and the reliability and the safety of the hot steam ablation technology are improved.

The present application relates to an exhaust manifold, comprising an exhaust manifold body, a barrier layer and a heat-resistant layer. The barrier layer is provided on the outer wall of the exhaust manifold body, and the heat-resistant layer is provided on the inner wall of the exhaust manifold body. The barrier layer is used to block the heat exchange between the inside and outside of the exhaust manifold body, and the heat-resistant layer is made of a heat-resistant material. By means of the barrier layer to block the heat exchange between the inside and outside of the exhaust manifold, the heat loss caused by the heat in the exhaust manifold diffusing outward can be reduced, and the wiring harness, sensors and other pipes near the exhaust manifold can be protected. Moreover, the barrier layer can replace the exhaust manifold heat shield, saving the installation space and cost of installing the heat shield. The inner side of the exhaust manifold body has the highest working temperature and the most complex working environment. By providing a heat-resistant layer on the inner wall of the exhaust manifold body, the heat resistance of the exhaust manifold can be improved with the help of the heat-resistant layer, so that it can work in harsh working environments and the service life of the exhaust manifold can be increased.

The invention discloses a heat-resistant solid wood floor and a preparation method thereof. The preparation method comprises the following steps: pretreating raw materials, preparing a base material layer, preparing a stress layer, performing primary compounding, preparing a heat-resistant core layer, performing secondary compounding, treating a heat-resistant protective layer, performing constant-temperature and constant-humidity balance treatment, and detecting and packaging. The rubber has the advantages of being better in heat resistance and more stable to use.

According to the layered gradient multifunctional sheath and the additive manufacturing method thereof, a gradient material structure is prepared by adopting an FDM technology, and the layered gradient multifunctional sheath sequentially comprises a weather-proof protective outer layer (ASA), a gradient transition middle layer (ASA-CF) and a structural function inner layer (PPA-CF) from outside to inside. According to the invention, excellent weather resistance and UV resistance of ASA and excellent mechanical strength and heat resistance of PPA-CF are organically combined by using an FDM technology, the integrated performance of external weather and internal strength is realized, gradient change of sheath materials is realized, and the total thickness of the sheath and the thickness ratio of each layer can be flexibly adjusted according to the specific installation position and borne environmental stress, so that the sheath can be widely applied to the field of high-voltage power cables. The high-weather-resistance and high-reliability high-weather-resistance and high-temperature-difference-resistance high-weather-resistance high-weather-resistance high-weather-resistance high-reliability high-weather-resistance high-weather-resistance high-weather-resistance high-weather-resistance high-reliability high-weather-resistance high-weather-resistance high-reliability high-weather-resistance high-weather-resistance high-reliability high-weather-resistance high-weather-resistance high-reliability high-weather-resistance high-reliability high-weather-resistance high-reliability high-weather-resistance high-reliability

The invention belongs to the technical field of training management systems, and particularly relates to an intelligent training management system based on a heat tolerance screening scale, which comprises a user portrait module, a task planning module, a result evaluation module and a result evaluation module. The method is more scientific and flexible; meanwhile, individual differences are recognized, and training tasks are scientifically formulated; the probability of occurrence of a lethal disease, namely heat stroke, is greatly reduced while the training effect and military task completion are ensured to the maximum extent; through a user portrait module, a personalized personal information file is established, and personal thermal endurance data is collected, so that when a commander needs to engage in strong physical activities in a high-temperature environment, the commander can reasonably assign operators and formulate operation tasks according to thermal endurance data conditions in the personal information file in combination with actual high-temperature environment conditions; the working efficiency is improved, and the risk of heat tolerance diseases is reduced.

The application discloses a low-haze heat-resistant BOPE film and a preparation method and application thereof, and belongs to the technical field of film preparation. Through optimization of material ratio and precise control of production process parameters, the application reduces the haze and the heat shrinkage rate at the same time, so that the prepared BOPE film has both low haze and heat resistance, and the requirements for the low haze and heat resistance of the BOPE film in the printing and bag making processes are solved.

The utility model discloses a fireproof door with a smoke-proof structure, which comprises a door frame, a fireproof door main body is hinged to the left side in the door frame through hinges, and an automatic door closer is arranged between the top of the fireproof door main body and the top of the door frame. According to the fireproof door, the first L-shaped high-temperature-resistant sealing strip and the second L-shaped high-temperature-resistant sealing strip are mutually embedded, pressure is applied to the back face of the second L-shaped sealing strip through the jacking mechanism, the sealing effect is improved, when a fire occurs, the temperature around the fireproof door rises, the thermal fuse is fused when heated, and the bottom high-temperature-resistant sealing gasket makes contact with the ground, so that the fireproof door is prevented from being damaged. And the gap between the bottom of the fireproof door main body and the ground is sealed, so that the surrounding gaps of the fireproof door plate are effectively sealed, fire smoke and dust are prevented from flowing out of the gaps, the heat resistance and the smoke prevention effect of the fireproof door are improved, and damage can be effectively reduced when the fireproof door encounters a fire.

The utility model provides a thermal treatment furnace door frame, which comprises a frame, a heat insulation structure and a reinforcing assembly used for reinforcing the frame, the reinforcing assembly is arranged on the outer wall of the frame, the heat insulation structure is arranged on the frame, and the reinforcing assembly comprises a plurality of reinforcing units arranged along the perimeter direction of the frame. The reinforcing units are cast iron blocks and are high in heat resistance and small in deformation in the high-temperature environment, heat insulation cotton is arranged between the reinforcing assemblies and the furnace door frame, the high-temperature resistance of the furnace door frame can be further improved, the situation that the furnace door frame is heated to deform is reduced, and the production efficiency is improved.

The present invention provides a sauna house and a method for manufacturing the same that achieve high thermal insulation and moisture retention, are lightweight while maintaining strength, have a freely selectable shape, offer high flexibility in installation and relocation, suppress VOC emissions, and can be used at high temperatures. [Solution] The sauna house 1 is an outdoor type, and within the wall between the interior material 45 and the exterior material 44 of the side wall 4, there is a metal core material 41 made of a metal plate, an interior heat insulating resin material 42 attached to the inside of the metal core material 41, and an exterior heat insulating resin material 43 which is a different heat insulating material from the interior heat insulating resin material 42 and attached to the outside of the metal core material 41, wherein the interior heat insulating resin material 42 is made of a high heat-resistant heat insulating material that has heat resistance to high temperatures of 80°C or higher.

Aspects disclosed herein include a device and a method for disinfecting, sterilizing, or decontaminating daily used equipment and materials within a relevant field. The device may be compact, flexible, economical, and operator friendly. The device and method may be used in hospitals, warzones, or dentist's offices to disinfect, sterilize, or decontaminate low heat resistant materials, medium heat resistant materials, and high heat resistant materials. By using a compressed gas to deliver heat, humidity, and concentrations of H2O2, and using a plurality of pre-determined openings within a plurality of communicatively connected plenums of the device, there is no need for moving parts or circulation devices.

The invention provides an optimization method for a laser processing technology of a crease-resistant jean fabric, and relates to the technical field of textile after-finishing. The method comprises the following steps: constructing a heat tolerance data model based on fabric physical attributes, and extracting limit energy density corresponding to degradation of a functional layer; then performing partition energy mapping on the pattern by using the density, and determining a heat accumulation inhibition factor; then generating a discretized pulse sequence by combining with a local thermal relaxation time window, and planning an optimized vector scanning path; finally, spectral reflection data are collected in real time in the etching process, and negative feedback power adjustment is carried out based on a thermal damage deviation signal. The thermal damage physical boundary is precisely defined through anisotropic modeling, space-time modulation and spectrum closed-loop control, continuous accumulation of heat is effectively blocked, the problems of yellowing, strength reduction and function failure of the crease-resistant denim fabric caused by thermal overload of resin are solved, and high-fidelity and lossless refined laser processing is achieved.

The invention discloses a pig high-temperature-resistant and high-humidity-resistant character quantification method based on ingestion behaviors and environment temperature and humidity. The method comprises the steps that pig ingestion behaviors, weight and environment data are acquired; performing multi-level quality control to establish a core data set; constructing a linear hybrid expectation model based on the non-stress day data; calculating the daily deviation rate of the ingestion behavior; determining a heat stress threshold value of each index through segmented regression; screening core indexes according to the heat stress period response characteristics; calculating four types of heat resistance characters, namely general resilience, resistance, resilience and recovery rate, based on the screening indexes; and evaluating the accuracy of the genetic parameters and the breeding values. According to the method, objective quantification of high-temperature and high-humidity resistance of pigs is realized, limitation of a traditional manual observation method is overcome, reliable genetic evaluation phenotypic indexes are provided for heat-resistant breeding, and breeding efficiency is remarkably improved.

The invention relates to the technical field of household appliances, and discloses a heating assembly and a household appliance, and the heating assembly comprises a heating support which is provided with a plurality of supporting positions, and the supporting positions are provided with installation holes; the buffering piece is arranged at the supporting position and comprises a buffering body and a connecting part arranged on the buffering body, the connecting part is provided with a buckling part, and after the connecting part penetrates through the mounting hole, the buckling part abuts against the side, away from the buffering body, of the supporting position; and the heating body is supported on the buffer piece. The buffer part is arranged on the supporting position, the heating body is supported on the buffer part, and the heating body and the supporting position are separated through the buffer part, so that the phenomenon that the supporting position is easily burnt and melted due to overheating caused by local heating value concentration when current of the heating body passes through can be prevented. As the heating body and the supporting position are separated through the buffering piece, the heating support can be made of materials with relatively low heat resistance, forming of the heating support is facilitated, the material cost can be reduced, and the buffering piece can be made of materials with high heat resistance.

The utility model relates to the technical field of straw temperature resistance testing, in particular to a temperature control testing device for the temperature resistance of a straw. A heating groove is formed in the test box, and a resistance heating ring for heating the heat resistance test liquid in the test box is arranged in the heating groove. According to the utility model, the screw rod and the positioning screw plate of the straw positioning structure are adjustable, so that clamping and positioning requirements of straws with different inner diameters can be met, diversified test requirements are met, the trouble of replacing test equipment due to different specifications of the straws is reduced, and the application range and the utilization rate of the equipment are improved; the device not only can test the performance of the suction tube at a single temperature, but also can simulate different temperature change processes through accurate temperature control, detect the performance change of the suction tube under temperature circulation, more comprehensively evaluate the temperature resistance of the suction tube, and provide more abundant reference information for research and development and quality improvement of the suction tube.