83 results about "Heat sensitive" patented technology

The invention discloses a Bayesian learning and piezoelectric ceramic driving numerical control machine tool thermal error compensation system and method. According to the system, a distributed temperature sensor array is arranged in heat sensitive areas such as a machine tool spindle, a ball screw, a guide rail and a bearing seat, whole-field temperature information is collected in combination with a thermal infrared imager, and multi-source thermal field sensing is achieved; meanwhile, a laser interferometer and a capacitive displacement sensor are used for constructing a dynamic pose monitoring network. The intelligent decision-making unit integrates a Bayesian online learning engine, fuses a physical model and a data driving model, dynamically predicts a thermal error and generates a compensation instruction. And the piezoelectric execution mechanism carries out nonlinear pre-compensation on a driving signal through a three-section Prantl-Ishlinskii hysteresis inverse model according to the instruction, so that high-precision pose adjustment is realized. The thermal error compensation precision is remarkably improved, the adaptability of the system to complex working conditions is enhanced, the service life of equipment is prolonged, and the method is suitable for various numerical control machine tools.

The invention discloses an electric drill motor overload protection device, and relates to the technical field of circuit overload protection, the electric drill motor overload protection device comprises an electric drill main body, the side part of the electric drill main body is provided with a driving module, the electric drill main body is internally provided with an overload assembly, the overload assembly comprises a hard through pipe and an elastic through pipe, and the hard through pipe and the elastic through pipe are internally provided with connecting wires in a penetrating manner; composite connecting pieces are assembled outside the sides, close to each other, of the two connecting rods; the whole composite connecting piece is of a double-layer structure, the inner layer is an electrified contact head used for achieving circuit conduction, the outer layer is an adsorption magnetic ring playing a role in adsorption and fixation, thermal expansion of the heat sensitive piece is a continuous process, but the action of triggering the upper inclined plate to move to disconnect the circuit is completed instantly, and therefore the heat sensitive piece is not damaged. The delayed process of temperature accumulation is converted into the instant action of mechanical triggering, so that the response of the protection device is quicker and more reliable, timely intervention can be performed when the temperature of the motor just exceeds the safety range, and the operation time of the motor at the dangerous temperature is effectively shortened.

The invention provides a thermal distortion control method and system for ship sheet welding, and relates to the technical field of welding control, and the method comprises the steps: carrying out the digital twin modeling of the welding process of welding equipment, and executing the thermal input distribution simulation of a welding parameter set; thermal sensitive fitting of thermal input is carried out on the basic data of the thin plate; performing thermal sensitivity analysis according to the thermal distortion historical data; establishing a target function according to mapping of the first area thermal sensitivity, the second area thermal sensitivity, the welding parameter set and the thermal input distribution simulation; and after the parameter set is initialized, region adaptation evaluation of the parameter set is carried out by using a target function, iterative optimization of the parameter set is executed, and welding management is carried out according to an optimization result. Through the method, the technical problem that in the prior art, a welding control strategy is difficult to adapt to the local thermal response difference of the structure can be solved, the technical target of accurate recognition of the thermal sensitive area is achieved, and the technical effect of improving the welding efficiency is achieved.

An anti-reverse pressure relief clean exhaust type columnar fire extinguisher is characterized in that a waist-hole-shaped side groove hole is formed in the edge of a heat insulation pressure bearing plate and used for allowing a starting thermosensitive line to penetrate through, an elastic piece is fixed to the end face of one side of a medicine bin cavity of the heat insulation pressure bearing plate, and the elastic piece can completely shield the side groove hole under the action of high-pressure gas in the medicine bin cavity; by eliminating reverse pressure relief of the inner cavity of the head sealing head, the clean discharging effect is improved. The long guide piston component is adopted, the guide length can be increased, the capacity of a fire extinguishing agent is not reduced, the sliding stability and reliability of the piston are improved, the purpose of clean discharge is achieved cooperatively, a pressure relief structure is arranged between the piston and a cylinder body or between the piston and a rear sealing head, and slow pressure relief of a propelling cavity can be formed when the piston moves to the clean discharge limit position; the fire extinguishing agent can be completely discharged, the situation that the pressure in the propelling cavity is continuously increased due to combustion of the redundant gas production explosive block can be prevented, and the accident that people are hurt due to explosion caused by the fact that the pressure in the propelling cavity is too high in the later fire extinguisher disassembling process is eliminated.

The invention provides a low-temperature plasma spraying method for a heat-sensitive polymer matrix and a composite material, and belongs to the technical field of surface engineering. According to the method, through a system process of matrix surface pretreatment, spraying powder drying and low-temperature plasma spraying, the core is that a matrix active cooling technology is adopted in the range of 0-10 DEG C to isolate the plasma arc heat influence, and optimized sand blasting coarsening, powder granularity control and spraying process parameters are matched; and the compact Al2O3-TiO2 ceramic coating with high bonding strength is successfully prepared on a heat-sensitive epoxy resin matrix. The limitation that a traditional thermal spraying technology cannot be used for high polymer materials is broken through, the technological process is simple, the cost is low, and the obtained coating is excellent in abrasion resistance and suitable for meeting the requirement for high performance of the surface of the light high polymer material in the fields of electronic equipment, aerospace and the like.

The application discloses a kind of high-temperature-resistant bifunctional nanogenerator materials and preparation method and application thereof, belong to high-temperature-resistant sensitive material development field;Solve the poor flexibility, single function and lead toxicity of traditional high-temperature piezoelectric sensor and other problems;The application is that piezoelectric polymer polyacrylonitrile and anhydrous acetate are fully mixed in organic solvent and pre-cyclization, then the method of electrospinning is used to prepare flexible nanofiber membrane, and the composite fiber membrane is heat treated, and nanogenerator material is prepared;The nanogenerator material described in the application can work continuously in an environment higher than 450 DEG C, has pyroelectric function, has dual sensitivity to force and heat, and has good flexibility.The preparation method is simple, low cost, environment-friendly and excellent in electrical output performance, and is expected to have good application prospect in the field of force and heat sensitive signal monitoring and sensing in extreme high-temperature environment.

The invention relates to the technical field of shield engineering materials, and discloses dry-mixed mortar for synchronous grouting of shield construction and a preparation method of the dry-mixed mortar. The dry-mixed mortar is prepared from functional preset phosphogypsum and steel slag co-calcined clinker, carbide slag micro powder, gasification slag micro powder, a pressure-sensitive gel precursor, an ion concentration sensitive latent activator, a heat sensitive self-crosslinking water reducing agent, a pH gradient response type dual anticorrosive agent and the like. The preparation method comprises the following steps: co-calcining phosphogypsum and steel slag under the condition of introducing a sulfur dioxide atmosphere to prepare a core clinker, and uniformly mixing the core clinker with other components. Through cooperation of pressure-sensitive, ion concentration and heat-sensitive multiple response systems, long open time and high-pressure instantaneous condensation of the slurry are realized, and the performance contradiction is solved; the heat-sensitive self-crosslinking water reducing agent forms an interpenetrating network to improve the early strength; and the combination of the functional preset clinker and the anticorrosive agent endows the hardened body with later-stage micro-expansion and self-adaptive corrosion resistance, so that the long-term service performance is improved.

To provide a temperature sensor achieving a higher degree of freedom of material selection of a case and high adhesion between the case and filler resin.SOLUTION: A temperature sensor comprises: a resin case 2 closed at one end side and serving as opening end 2a at the other end side; a heat sensitive element 3 stored on the one end side in the case; a pair of lead wires 4 connected at one end to the heat sensitive element; and a filler resin part 5 filling the case and encapsulating the heat sensitive element and the pair of lead wires at least one end side with resin. An inner surface of the case is embossed with protrusions and recesses rougher than an outside surface.SELECTED DRAWING: Figure 1

The current invention relates to a system for disassembling garments that are at least partially assembled with heat sensitive yarn, glues and / or heat-demountable rivets. The system comprises at least one heating chamber in connection with means for providing heated air of a temperature of 100° C. or more or superheated steam to the heating chamber. Said heating chamber having at least one opening through which clothing can enter said heating chamber wherein said system further comprises a rotating drum section, wherein said drum section is located within said heating chamber or configured to be moved in and out said heating chamber. A method of using the system is also disclosed. The system and method provide an energy efficient, non-destructive means by which textile elements of garments can be recovered for further use.

The invention provides a dew-point regeneration energy-saving control method for a medical compressed air system, and relates to the technical field of control regulation, and the method comprises the steps: building a nonlinear optimization model of the switching time and waste heat distribution of a suction dryer by collecting the adsorption state parameters and multi-point pressure dew-point data of the multi-dimensional suction dryer; a layered calibration mechanism is provided by combining waste heat sensitive factors and environment states of a building greening area, and dynamic feedback adjustment and accurate waste heat distribution of calibration parameters of the suction dryer are achieved; the adjustment coefficient not only reflects the dew point difference, but also fuses the adsorption time and flow physical characteristics, so that the adjustment response better conforms to the working condition change, and the requirements of medical building waste heat and compressed air stability are met.

A method for making a metal isolator body to be positioned between a heat sensitive component and a heat source includes obtaining at least a thermal conductivity specification and a load specification for the metal isolator body, and generating a metal isolator body design including solid regions and lattice regions to meet at least the thermal conductivity specification and the load specification. Three dimensional (3D) metal printing is used to form the metal isolator body based upon the metal isolator body design.

The invention relates to a non-electrical variable control or regulation system, and discloses a sunshade and ventilation cooperative control method based on environmental parameter analysis, which comprises the following steps: acquiring internal and external temperature difference data of a controlled environment and the current physical opening of a ventilation window, and executing asymmetric following calculation to generate a virtual opening value; indexing in a preset heat dissipation characteristic data table by using the virtual opening value and the internal and external temperature difference data to obtain maximum allowable heat dissipation power, and defining the maximum allowable heat dissipation power as a sunshade light transmission amount allowable upper limit; and monitoring a target instruction of the sunshade light transmission amount in real time, and limiting a driving signal of the sunshade device within the allowable upper limit when the input power corresponding to the target instruction is greater than the allowable upper limit of the sunshade light transmission amount. The risk of transient overshoot of the controlled environment temperature caused by action lag of an executing mechanism or unsteady flow field is avoided, and thermal safety protection of the precise photo-thermal sensitive environment is achieved.

To provide a heat sensor capable of eliminating the visual directivity of a display lamp.SOLUTION: A circuit board on which a heat sensitive element and a component constituting a circuit for detecting a fire are mounted is housed inside a housing including a main body case and a main body cover, and the circuit board is provided with a plurality of light emitting elements that emit light when a fire is detected, in a heat sensor including a display unit that displays detection of a fire by light emitted by a plurality of light-emitting elements, a heat-sensitive element is a thermistor, the display unit includes an insertion hole having an inner diameter larger than a diameter of the thermistor and a mortar-shaped display lamp unit that spreads from an edge of the insertion hole in a direction away from a circuit board, and the thermistor is mounted on the circuit board such that a distal end side of the thermistor penetrates the insertion hole. The plurality of light sources are installed so that the light-emitting parts are located closer to the circuit board side than the indicator lamp part and surround the thermistor, and the entire surface of the indicator lamp part emits light by the light emitted by the light-emitting elements.SELECTED DRAWING: Figure 6

An apparatus (140, 170) for unsealing a sample disc (130) for a thermal analysis instrument, the apparatus comprising a sample disc holder, an actuator element and a stamping element (144, 174). The sample disc holder is configured to secure the sample disc (130) in a fixed position relative to the sample disc holder. The actuator element is fixed to the sample disc holder and is formed of a heat-sensitive material that changes the shape of the actuator element in response to a change in the external temperature to the transition temperature. A stamping element (144, 174) is attached to the actuator element and positioned relative to the sample tray (130) such that a change in shape of the actuator element in response to a change in external temperature moves the stamping element (144, 174) to pierce the sealing element (138) on the sample tray (130), thereby exposing the internal volume of the sample tray (130) to the external environment.

The utility model relates to a heat sensitive material technical field especially for a kind of sealing type storage box of heat sensitive material without protective layer, including box, the top of box is equipped with lid, sealing assembly is equipped between box and lid, symmetrically equipped with pressure balance assembly on lid, sealing assembly includes the sealing clamping slot and sealing clamping strip of inside and outside arrangement, sealing clamping slot is opened in the top four edges of box, sealing clamping strip is fixedly connected to the bottom four edges of lid, the inner chamber bottom of sealing clamping slot is equidistantly spaced and is fixedly connected with several first piezoelectric ceramic pieces, the bottom of sealing clamping strip is equipped with several embedding slot, second piezoelectric ceramic piece is fixedly embedded in embedding slot, the inner chamber of sealing clamping strip is equipped with sealing air bag, in the utility model, the expansion degree of sealing clamping strip can be adjusted to ensure that it is closely combined with sealing clamping slot to improve the overall sealing effect, and it has the ability of self-balancing internal and external pressure difference, thereby further protecting the sealing property and structural integrity of box.

A system for applying a powder coating to a heat-sensitive substrate that may include at least one radiative oven, at least one convective oven, and a powder application system. The powder application system may include a plurality of powder application devices configured to apply powder to at least a top surface of the heat sensitive substrate while the heat sensitive substrate is oriented in a horizontal orientation.

A protective barrier that will typically be installed beneath ceilings during construction work being performed on ceilings or roofs of buildings. The protective barrier can be comprised entirely of one material or of different materials connected by seams. Some or all of these materials can be designed to fail when contacted by water via dissolution, melting or through some other destructive process initiated by contact with water. Some or all of the materials comprising the protective barrier can be designed to fail at a certain temperature. This failure can create access points from the ceiling through the protective barrier to the area being protected by the barrier, which can allow water from a fire suppression system to reach a fire located below the protective barrier.

The present application relates to non-electric variable control or regulation system, disclose a kind of sunshade and ventilation collaborative control method based on environmental parameter analysis, comprising: the internal and external temperature difference data of controlled environment and the current physical opening of ventilation window are collected, asymmetric following calculation is executed to generate virtual opening value;With virtual opening value and internal and external temperature difference data, in the preset heat dissipation characteristic data table index maximum allowed heat dissipation power is obtained, and it is defined as the upper limit of sunshade light transmission amount allowed;Real-time monitoring sunshade light transmission amount target instruction, when the input power corresponding to target instruction is greater than the upper limit of sunshade light transmission amount allowed, the driving signal of sunshade device is limited within the upper limit of sunshade light transmission amount allowed, the present application establishes asymmetric energy permission mechanism based on physical response time lag, avoids the risk of controlled environment temperature transient overshoot caused by actuator action lag or flow field unsteady state, realizes the heat safety protection of precision light and heat sensitive environment.

The utility model discloses a projection vehicle lamp for information indication. The projection vehicle lamp comprises a light source, a dodging module, a projection sheet module and a lens module, the light source, the dodging module and the lens module are detachably connected in sequence, and the center line of the light source, the center line of the dodging module and the center line of the lens module are all arranged on the same optical axis; the screen sheet module comprises a movable screen sheet; the screen sheet is eccentrically placed on the lens module relative to an optical axis, and the pattern center of the screen sheet is arranged on the optical axis. All the components are modularized and can be assembled into a whole, the structure is simple, the size is small, the cost is low, no heat sensitive device exists, so that high temperature resistance is achieved, all metal materials except optical devices are adopted, the structural strength is high, heat dissipation is convenient, and application to automobile lamp scenes is convenient.

A method for analysing a device for spraying a pharmaceutical fluid product including the following steps: providing a spray head of a device for spraying a pharmaceutical fluid product, the spray head having a spray orifice; providing a receiving surface having a plurality of discrete contact zones separated by voids, the contact zones capable of being coated with a heat sensitive material, bringing the receiving surface to a temperature T2, passing a flow of compressed gas through the spray orifice, the flow of compressed gas at a temperature T1 which differs from T2, sending the flow of compressed gas at temperature T1 onto the receiving surface at temperature T2, visualising the impact zone for the flow of compressed gas on the receiving surface, and analysing the visualisation of the impact zone in order to determine whether the spray head complies with predetermined specifications.

The utility model relates to heat sensitive tattoo paper technical field, and disclose a kind of heat sensitive tattoo paper, including backing paper base layer, the top of backing paper base layer is provided with water-soluble glue layer, the top of water-soluble glue layer is provided with functional layer, the top of functional layer is provided with heat sensitive pattern layer, the top of heat sensitive pattern layer is provided with protective layer, the utility model is provided with backing paper base layer, water-soluble glue layer, functional layer, heat sensitive pattern layer and protective layer, can be jointly constructed into heat sensitive tattoo paper, simultaneously, the setting of elastic base layer in functional layer, make tattoo have excellent flexibility and stretchability, can be closely attached to skin, even in high activity site such as joint still keep smooth, not easy to wrinkle or crack, substantially improve wearing comfort and real sense, the setting of isolation layer can effectively prevent heat sensitive material component migration, by setting above structure, the comprehensive performance of heat sensitive tattoo paper is effectively improved, to meet the use demand of customer.

This utility model relates to the field of high-speed printing thermal materials technology, and in particular to a coating curing line suitable for high-speed printing thermal materials. It includes a processing table, a conveyor belt on top of the processing table, a thermosetting box above the conveyor belt, a cooling component on one side of the thermosetting box in the outlet direction, and an edge smoothing component at the end of the cooling component near the thermosetting box. The cooling component includes a cooling roller, a heat-conducting soft sleeve on the outside of the cooling roller, and first gears fixedly connected to both ends of the cooling roller. A first support plate is located on the side of the first gear away from the cooling roller, and the end of the cooling roller is rotatably connected to the first support plate. The bottom of the thermosetting box is fixedly connected to the top of the processing table, and the bottom of the first support plate is fixedly connected to the top edge of the processing table. This utility model not only cools the thermosetting thermal material but also simultaneously smooths out local wrinkles and minor edge warping of the thermal material to ensure the quality of subsequent processing.

The utility model discloses a switch structure for electric kettle, concretely relates to electric kettle field, including electric kettle, the electric kettle surface is provided with the handle, and the handle below is provided with the knob, the steam hole is seted up in the electric kettle inner wall, and the steam hole is connected with the steam pipe of electric kettle inside setting, the electric kettle inner bottom is provided with the temperature controller, and the temperature controller one side is provided with the temperature control switch, and is provided with the connecting plate between temperature control switch and knob, the utility model discloses the steam hole of electric kettle inner wall setting, makes the steam of electric kettle inside through the steam hole and enters the steam pipe, and the steam of electric kettle inside passes through the steam hole and enters the steam pipe, and utilizes temperature sensor monitoring steam temperature, when the temperature sensing heat sensitive reaches the rated temperature and jumps off and cuts off the power, prevents the emergence electric kettle in the steam switch failure, and the kettle can continuously heat to burnout situation possibly.

The utility model provides a thermosensitive block for a thermal fuse and the thermal fuse. In one aspect, a heat sensitive block for a thermal fuse is described, the heat sensitive block configured for thermal deformation at a predetermined temperature to shut off a circuit of the thermal fuse. The thermosensitive block comprises a first thermosensitive material layer, a second thermosensitive material layer and a metal material layer arranged between the first thermosensitive material layer and the second thermosensitive material layer. The thermosensitive block for the thermal fuse has high heat conduction speed and response sensitivity, so that the thermal fuse provided with the thermosensitive block has high thermal response speed, the safety performance of an electric appliance is improved, and the service life of the electric appliance is prolonged.

The utility model belongs to the technical field of batteries, and discloses a battery top cover and a battery monomer, the battery top cover comprises a top cover sheet, a heat sensitive element and a waterproof ventilation element, the top cover sheet is used for covering an opening of a battery shell, the top cover sheet is provided with a first exhaust hole, the heat sensitive element comprises a heat sensitive film, the heat sensitive film is plugged in the first exhaust hole, and the waterproof ventilation element is arranged on the top cover sheet. The waterproof breathable element comprises a base body and a waterproof breathable portion, the base body is located on the side, away from the battery shell, of the thermosensitive film and plugged in the first exhaust hole, the base body is provided with an exhaust heat dissipation channel, and the two ends of the exhaust heat dissipation channel are located on the side, facing the thermosensitive film, of the base body and the side, away from the thermosensitive film, of the base body respectively. According to the battery top cover, not only can the probability of slight deformation and expansion before the thermosensitive film is broken be reduced, but also the sealing performance of the battery top cover after the thermosensitive film is broken can be improved.

The utility model discloses a heat sensitive paper paper outlet guide structure belongs to heat sensitive paper technical field, including the casing, be equipped with two symmetrical distribution's mounting disc in the casing, the opposite side of two mounting discs all rotatory installation has and inserts the column, two insert column side walls all are equipped with the antiskid cover of setting, casing both sides inner wall all are fixedly installed and have the limit stop, the opposite side of two mounting discs is equipped with the limit slot matched with the limit stop of same side, two mounting disc side walls all are fixedly installed with arc plate, two arc plate away from same side mounting disc one side all are fixedly installed with the mounting block. The utility model discloses through the setting of two mounting discs, the opposite side of two mounting discs is equipped with the insert column, through the insert column and places in the heat sensitive paper roll inside, then the staff will mounting disc place in the casing, through the limit stop and the limit slot and the card slot of the card block and mounting disc side wall opening and clamping, can play the effect of quick installation heat sensitive paper roll.

The utility model discloses a novel thermosensitive express waybill which comprises backing paper and an express waybill body formed by a plurality of sets of thermosensitive surface paper pasted on the backing paper, and the thermosensitive surface paper comprises first thermosensitive paper and a plurality of sets of second thermosensitive paper pasted on the first thermosensitive paper. The two side wall faces of the first thermo-sensitive paper are provided with a first adhesive layer and a plurality of sets of grooves, the first adhesive layer and the grooves are used for pasting the backing paper and the second thermo-sensitive paper, and the side wall face, attached to the grooves, of the second thermo-sensitive paper is provided with a second adhesive layer. According to the novel thermosensitive express sheet, a partitioned printing process can be carried out on express information according to use requirements, so that the display effect of the express information is improved, and an operator can conveniently carry out operation processes such as positioning, distinguishing and checking according to the importance of the information; and meanwhile, the recipient can conveniently tear off the private information such as the address and the telephone number printed on the express sheet after receiving confirmation is completed, so that the risk of exposure of the private information is reduced, and the use flexibility is improved.

A temperature sensor element includes: an element main body including a heat sensitive body including a thermistor sintered body of which the electrical characteristics change with temperature, and a pair of lead wires that is connected to the heat sensitive body through electrodes; and a protective layer that protects the heat sensitive body. The protective layer has an inner protective layer covering the heat sensitive body and an outer protective layer covering the outer side of the inner protective layer. The inner protective layer is formed of an aggregate of particles that are chemically stable with respect to the thermistor sintered body and made of non-metal.

The utility model relates to the technical field of thermo-sensitive paper, in particular to multi-coating long-acting thermo-sensitive paper, which comprises a base layer, a coating layer group is arranged on the base layer, a thermo-sensitive coating is arranged on the coating layer group, the coating layer group comprises a first bottom layer, a second bottom layer and a third bottom layer which are sequentially arranged on the base layer, a non-setting adhesive layer is arranged on the side, away from the coating layer set, of the base layer, a release paper layer is arranged on the side, away from the base layer, of the non-setting adhesive layer, base layer paper pits are filled with the first bottom layer, a smooth surface is provided, and non-setting adhesive micromolecule components obtained through permeation can be absorbed and adsorbed through the porous inorganic material; therefore, the protective property of the back surface of the thermo-sensitive paper is improved, the thermo-sensitive paper is favorably applied to adhesive coating compounding of non-setting adhesive, the long-term effect of the thermo-sensitive paper is ensured in the application, the second bottom layer further prevents non-setting adhesive micromolecule components from permeating, and the third bottom layer plays a heat insulation role and is favorable for improving the sensitivity of the heat-sensitive color development layer.