808results about How to "With protective function" patented technology

The invention discloses an information device, which comprises a base body and a connection part arranged at the left side of the base body. The base body is provided therein with an empty groove. The upper side and the lower side of the empty groove are both provided with a first sliding groove. Each sliding groove is provided with a stud bolt. The left side end of the stud bolt is connected with a motor. The right side inner wall of the empty groove is provided with a first groove part; the left side inner wall of the empty groove is provided with an electrical connection rod. The empty groove is provided therein with a push-and-pull block whose upper side and the lower side probe into the first sliding grooves at the upper side and the lower side of the empty groove and which cooperates and is flexibly connected with the empty groove. The push-and-pull block inside the first sliding grooves is in threaded connection and cooperation with the stud bolt. The left side end face of the push-and-pull block is provided with a first electrical connection hole arranged corresponding to the first electrical rod; and between the left side end face of the push-and-pull block and the first sliding grooves are provided with electrical connection wires. The wall body at the left side of the base body is provided therein with an insertion and combination groove. The right side inner wall of the insertion and combination groove is provided with a second electrical connection rod. The information device of the invention has a simple structure, is convenient to operate, and achieves high security and connection fastening performance.

The invention discloses a working face transferring end fluid pressure brace, which is characterized by the following: comprising with front brace support and back brace support to front back two braces as one group type; setting the front brace and the back brace as left right asymmetric structure and nearly same; setting the working face side as short chassis and single stud; setting another side as long chassis, multiple stud and four joint rod device; connecting the top beam on the back brace working face side and the chassis through cable or ring chain, draw top beam or draw shift jack to the front brace or transfer machine; adapting the front and back space of the back brace single stud to the width between the rear edge transferring machine head and the coal getting machine roller front end face; setting anchor bar tendon avoiding protection device at the top beam and front back beam. This brace can increase protection strength and stability.

The invention discloses a multi-point on-line detection device for coal mine gas based on spectral absorption, and relates to a coal mine gas detection device, in particular to a multi-point on-line CH4 concentration monitoring device based on a characteristic absorption line of methane (CH4) near a near infrared band 1653nm. The device comprises a D / A conversion module, a DFB laser, a 1*N optical splitter, an open air chamber group, a reference air chamber, a photodetector group, a preamplifier group, an electronic switch, a band-pass filtering circuit, a first phase-locked amplification circuit, a second phase-locked amplification circuit, a first A / D conversion module, a second A / D conversion module, a first DDS, a second DDS, a third DDS, an MCU, a display, a serial port, and a computer. Compared with the prior methane gas monitoring device, the device has the advantages of higher sensitivity, higher gas identification ability, quick response ability, extremely strong anti-jamming ability, easy network formation, and so on, so the device is a gas monitoring device which is most suitable to be used underground at present.

The present invention discloses a data interaction method based on commodity information. The method comprises: scanning a commodity identification code, and based on the commodity identification code, receiving commodity information from a server or a cloud end; generating a user interface according to specific information; receiving input information of a user by means of the user interface, wherein the input information comprises a disposition behavior for a commodity and / or user information; and uploading the input information along with the identification code information of the commodity onto the server or the cloud end to update the commodity information. According to the method disclosed by the present invention, the intelligent device is applied to load identification software on the basis of the two-dimensional code identification technology, so that authenticity identification, identity identification and ownership confirmation can be performed, and the circulation information and usage condition of each commodity are recorded and stored in the manner of a database, so that commodity verification and protection functions are achieved, the commodity circulation process is regulated, and room for survival of pirates is eliminated.

The invention provides a silica aerogel coating. The silica aerogel coating is composed of 10-30 parts by mass of silica aerogel powder, 100-120 parts by mass of a film forming agent, 1-2 parts by mass of a curing agent, and 1-2 parts by mass of a film forming aid. The invention also provides an application of the silica aerogel coating in the formation of a heat-insulation anti-explosion coat. The silica aerogel coating is simple to prepare and has a low cost. The silica aerogel coating has the characteristics of good bonding with a substrate, effective heat insulation, reduction of the explosion deformation, and protection function through selecting a proper formula, can be used for the heat insulation and the noise reduction of buildings or apparatuses, and can also be used in the external surfaces of vehicles to reduce the vehicle deformation and improve the passenger safety in the emergencies.

The invention relates to a novel vibration isolation buffer with a high-static-low-dynamic-stiffness characteristic, in particular to a bladder type molecular spring vibration isolation buffer. The bladder type molecular spring vibration isolation buffer comprises an upper end plate, a bladder body and a lower end plate, wherein the bladder body is arranged between the upper end plate and the lower end plate and is filled with molecular spring mixed media, the spring mixed media are formed by mixing of water and porous hydrophobic particles with nanoscale pores, and the bladder body changes along with the change of the distance between the upper end plate and the lower end plate. The bladder type molecular spring vibration isolation buffer has the advantages of being high in bearing capacity and low in inherent frequency, is widely applied to equipment in the engineering field, and can meet the vibration isolation requirement of heavy-duty mechanical equipment especially. Due to the fact that the porous hydrophobic particles adopted are high in porosity, deformation required by vibration isolation can be achieved by means of an extremely small number of molecular spring mixing media.

The invention provides a greening plant brick and a manufacture method thereof. A brick body of the plant brick consists of a frame body, a lining plate (1), a water-proof layer (2), a nutritive substrate (6), a drip irrigation tube (5) and a humus layer (7), wherein the frame body consists of a surrounding frame (3) with the bottom surface, a support rod (4) and a frame cover, and the frame cover consists of a reticular insulation layer (8), a water absorbing layer (9) and a lattice framework (10). Plants can be cultured in an early stage, and then are transplanted into the brick, the survival rate is high, and the goal of fast greening of vertical buildings can be reached. At the same time, because the plant brick is provided with a parallel connection type drip irrigation device, water, fertilizers, pesticide and the like can be conveniently and fast supplied to the plants, and the maintenance and management efficiency can be improved. The plant brick has wide application range, can be applicable to the greening of internal and external walls of buildings such as channels and the like, rock slopes and the like.

This invention relates to a control device for digital-controlling and protecting switch appliances, in which, the primary module includes a microprocessor, an on-line programming circuit, a current detecting module includes signal collectng and regulating circuit of a current signal and zero-sequence current signal, a parameter setting input module includes setting of potentiometer, setting of DIP dialing and selecting switch and a key switch, an output drive module includes outputting solid relay drive control, an output display module includes a diode display circuit, and the current signals of the current mutual-inductor and that of the zero-sequence current mutual-inductor are rectified and filtered to be sent to the microprocessor for AD conversion to compute current value, the parameter setting circuit sets the parameter signal and sends it to the microprocessor to be stored and analyzes the collected signals to judge the state of the load and fault to cut the primary circuit by outputting the drive control circuit, the software of the control device includes a primary process and the combination of related sub-process and hardware.

The invention discloses a welding device. The welding device comprises an electricity connecting base and a plug part arranged on the left side of the electricity connecting base. The electricity connecting base is internally provided with a cavity. First sliding grooves are formed in the upper side and the lower side of the cavity. Each first sliding groove is internally provided with a spiral rod. The left side end of each spiral rod is connected with a motor. A first groove hole is formed in the inner wall of the right side of the cavity. First electricity connecting rods are arranged on the inner wall of the left side of the cavity. The cavity is internally provided with a sliding block of which the upper side and the lower side enter the first sliding grooves in the upper side and the lower side correspondingly and are matched and connected in a sliding mode. Sliding block bodies in the first sliding grooves are matched and connected with the spiral rods in a spiral whorl mode. The left side end surface of the sliding block is provided with first energizing holes opposite to the first electricity connecting rods. A circuit is arranged between the left side end surface of the sliding block and the first groove hole. An insertion cavity is formed in the wall body of the left side of the electricity connecting base. Second electricity connecting rods are arranged on the inner wall of the right side of the insertion cavity. According to the welding device, the structure is simple; operation is convenient and rapid; power supply connection can be automatically controlled; the insertion-connection stability and safety are high; an electric shock hazard caused by accidental touching is prevented; and the power supply requirement of existing electric welding machines is met.

The invention relates to an automatic part picking machine, which comprises a part picking control system device and a part picking machine base. A threaded guide post is arranged on the part picking machine base, wherein the height of the threaded guide post is adjustable. A tray bottom plate is arranged on the threaded guide post. A tray device and a part picking machine box body rack are arranged on the tray bottom plate. The automatic part picking machine additionally comprises a part picking machine box body. The box body is connected with the tray bottom plate through the part picking machine box body rack. A part picking forwarding arm is arranged in the part picking machine box body. The tray device comprises a tray arm. A product receiving tray is arranged on the tray arm. A trayoverturning cylinder which can enable the product receiving tray to be turned over and a stepping motor which can control the movement of the product receiving tray are arranged below the product receiving tray. A weight sensor connected with a part picking machine control system device is arranged at the bottom of the product receiving tray. The invention has the advantages that the automatic part picking machine can substitute for manual operation, the safety and the reliability are high, the operation is rapid, and the automatic part picking machine is shut down and alarms are given when mistakes or errors occur.

An all-digital intelligent temperature and humidity control dehumidification system is arranged in a housing of a cabinet of an electrical device and comprises a heater, a dehumidifier, a controller which is connected with and control the heater and the dehumidifier, and a temperature and humidity sensor communicated with the controller. According to the all-digital intelligent temperature and humidity control dehumidification system, the temperature and humidity sensor is used for continuously measuring the change of relative humidity and temperature in the cabinet, the controller is used for automatically controlling the start and stop of the dehumidifier and the heater, and the heater is started for working in matching when the temperature is low, so that the system can work at a wide temperature range stably, the air humidity in the cabinet can be ensured to be maintained at a reasonable range, the humidity in the cabinet of the electrical device can be effectively reduced, the condensation in the cabinet of the electrical device can be effectively eliminated, all kinds of accidents caused by damp can be prevented, and the energy efficiency is obtained; meanwhile, the dehumidifier serves as the core, the heater and the ventilation design are used for auxiliary dehumidification, and self-test and protection functions are arranged, so that the safety of the operation of the device can be effectively improved.

The invention discloses a controllable flexible transfer method of two-dimensional materials. The controllable flexible transfer method includes the steps: adopting a mechanical striping method or other methods to obtain a target two-dimensional material to be transferred; spraying polypropylene carbonate glue on the surface of the two-dimensional material; standing and heating to solidify the polypropylene carbonate glue to enable the two-dimensional material to be adhered below a formed polypropylene carbonate thin film; mounting the thin film on a micro manipulator carrying a polydimethylsiloxane buffering layer, and accurately aligning the thin film to a target position of a target substrate with the help of an optical microscope; heating to melt the polypropylene carbonate thin film, and using organic solvent to remove residual polypropylene carbonate. By the controllable flexible transfer method, accurate and controllable transfer of the two-dimensional material is realized. The method is simple in process, high in efficiency, wide in application range and high in expandability and has wide using prospect in the fields of microelectronics, biological detection and batteries.

The invention relates to an accelerator pedal device which is applied in controlling the accelerator level of automobiles. A plurality of installation axle holes are opened on a base, an accelerator pedal is arranged on the base, side board jacks are arranged at both sides of the base for inserting installation side boards and leading the accelerator pedal to be hinged on the base, a rebound device of the accelerator pedal is arranged between the accelerator pedal and the base, and the front end of the accelerator pedal extends into the upside of a rib in the top of the base and is limited by the upside of the block edge; furthermore, a sensing hole is opened in the front end of the accelerator pedal, a deflector rod is arranged inside the sensing hole, a nick that is convenient for the deflector rod to extend out is arranged at one side of the base in which the sensing hole is opened, a throttle position sensor is arranged on the nick position of the base, the deflector rod is connected with a sensing part of the throttle position sensor, and a broken breach is opened on the accelerator pedal. The invention has the function of protecting an engine, the installation side boards can be reused, and the invention has high reliability and stability when in installation and use.

The invention discloses a wearable multimode brain function detection device based on NIRS-EEG. The wearable multimode brain function detection device comprises an NIRS-EEG detection unit, an ultra-low power consumption control unit, a state prompt unit, a Bluetooth communication unit, a key input unit and a power supply unit; the ultra-low power consumption control unit is connected with the NIRS-EEG detection unit, the state prompt unit and the Bluetooth communication unit respectively, the ultra-low power consumption control unit conducts data instruction communication with the NIRS-EEG detection unit through SPI interfaces, the ultra-low power consumption control unit conducts data transmission communication with the Bluetooth communication unit through a UART serial port communication protocol, and the Bluetooth communication unit sends received data to a mobile terminal for subsequent processing; the key input unit is connected with the power supply unit, and the power supply unit is used for supplying power to the NIRS-EEG detection unit, the ultra-low power consumption control unit, the state prompt unit and the Bluetooth communication unit and conducting power supply protection and power management. The wearable multimode brain function detection device has good comfortability, and monitoring on occasions such as the brain cognitive function, neurological and psychiatric diseases and sleep and fatigue states can be conveniently conducted anytime and anywhere.

The invention discloses a battery charging and discharging management system and belongs to the technical field of storage battery charging and discharging. The battery charging and discharging management system comprises a plurality of batteries inside a battery pack and is characterized by comprising a power supply module, a battery pack parameter collection module and a battery pack single balancing module; the power supply module which is connected with the battery pack parameter collection module and provides power for the battery pack parameter collection module; the battery pack single balancing module is simultaneously connected with the batteries inside the battery pack; the battery pack parameter collection module is connected with the battery pack single balancing module. According to the battery charging and discharging management system, parameters of the battery pack can be collected in real time, balanced charging and discharging of the single battery inside the battery pack is achieved, and the service life of the batteries is effectively prolonged, deep discharging, over discharge of the single batteries, high temperature during the charging process and unbalanced charging are avoided, working states of the batteries can be interrupted in time during abnormal accidents, and personal safety can be guaranteed.

The invention discloses an automatic online mark spraying machine for steel plates. The automatic online mark spraying machine for steel plates comprises an equipment foundation rack, a three-dimensional coordinate positioning mechanism is installed on the equipment foundation rack and provided with an alternating current servo device connected with a computer, the computer controls the alternating current servo device to achieve three-dimensional movement positioning of the three-dimensional coordinate positioning mechanism, and the three-dimensional coordinate positioning mechanism is provided with a flow restraining device. Compared with the prior art, the automatic online mark spraying machine for steel plates can solve the problems that existing mark spraying equipment is huge and large in occupied space, specific temperature requirements are provided when the surfaces of steel plates are marked, the spray printing quality is poor, the existing mark spraying equipment is incompatible with existing enterprise equipment, the cost is high as the whole set of equipment needs to be imported, a spraying mechanism is not provided with a flow restraining device, and the environment of working sites is poor.

The invention discloses a laser melting and etching marking device and method based on a transparent material, solving the problem the transparent material is subjected to laser marking at high transmittivity and belonging to the field of micro processing. The device comprises a laser, a computer, laser marking system software, a motion control system, a worktable, a clamp, a groove base, a heat-conducting medium and a transparent material plate, wherein the laser is connected with the computer; the worktable is arranged below the motion control system; the heat-conducting medium is paved on the groove base; and the transparent material is used as a cover plate and is fixed above the worktable by using a clamp. During marking, laser is focused on the contacted surface between the transparent material and the heat-conducting medium through the motion control system; the medium absorbs laser energy and the laser energy is converted into heat which is transmitted to the closely-contacted transparent material, so that the transparent material reaches a melting point in an extremely-short time, further the transparent material is separated from a substrate and the indention is realized. According to the laser melting and etching marking device and method disclosed by the invention, the laser melting and etching marking on the transparent material is realized, the resolution and the edge sharpness of marking patterns are improved and the roughness on the bottom surface of a microgroove reaches micro size.

The invention belongs to the coating and textile function finishing field, in particular relates to a nanometer protective liquid for textile and the preparation method thereof. At present, when stain like juice, oil, etc. is splashed on textile like clothes, etc., the stain is usually difficult to remove, and textile, such as clothes, etc., does not have relative capability of antifouling. The compositions of the nanometer protective liquid of the invention are inorganic nanometer materials, organic siloxane, pseudo-perfluoroalkyl acrylate and deionized water, that means the inorganic nanometer materials are introduced while introducing low surface free energy materials. The nanometer protective liquid for textile and the preparation method thereof adopted by the invention can easily receive the nanometer protectively liquid, which can form a breathable thin layer on the surface of the textile, so that the textile can effectively prevent water, oil and stains without affecting wearing comfort of the textile and other functions, thereby improving wearing durability of the textile.

The DC motor servo driving system based on network includes control module, drive module and network interface module connected into one integral via two 40-pin connectors. The servo driving system constitutes via RS485 and CAN bus interfaces one network control system with single or several servo driving units connected to PC and other control equipment to realize drive and control of multi-axis mechanism in serial network control mode. DSP obtains motion commands and motion parameters from the network interfaces, performs motion servo calculation of the sample data of the motor code wheelsignal or motor armature current by means of software control program to produce PWM output signal and complete the output control of the motor driving loop and the serial coordinational control of multi-axis drive via PWM signal. The present invention is suitable for robot, numerically controlled machine tool and production line.

The invention discloses a density adjusting device of a computer silk stockings machine, which comprises a density triangular seat, a base cylinder and the front frame of the cylinder, wherein the density triangular seat is connected with a density triangular base in a sliding mode; the density triangular base is connected with a triangular sliding block in a sliding mode; the triangular sliding block is provided with a needle pressing triangle and a needle raising triangle; a full-position piston and a semi-position piston are arranged in the base cylinder and are used for respectively pushing the density triangular base to move forwards corresponding to the density triangular seat; a motor, an adjusting cam and a density cam are fixed on the density triangular base; the adjusting cam is coaxially connected with the motor and is abutted against one side of the rear end of the density cam; the front end of the density cam passes through the density triangular base and is matched with the triangular sliding block in a sliding mode; and the front frame of the cylinder is connected with the density triangular base and is provided with a motor frame piston abutted against the other side of the rear end of the density cam. The density adjusting device has the capability of realizing multichannel combined knitting, no gap density adjustment and more stable density control on the density.

The invention relates to an urban railway traffic continuous basin type beam. A beam body of the continuous basin type beam is a passage which has the basin-shaped cross section and is formed by connecting a support bottom plate, upper web plates and wing edge plates, the upper web plates are arranged at both sides of the support bottom plate, the wing edge plates are arranged at the tops of the upper web plates, at least two pairs of rail carrying tables are arranged on the support bottom plate, a power supply device, power supply cable support bodies and communication signal cable grooves are fixedly connected in the length direction of the beam body, the span of the beam body is 40m to 80m, the support bottom plate of the beam body at the side fulcrum region section and the middle spanflat and straight section is in a single layer, the rest support bottom plate of the beam body is in a closed opening box shape, in addition, the lower surface of the single-layer support bottom plate of the side fulcrum region section and the middle span flat and straight section is in smooth transition connection with the bottom surface of the box shape. The beam is arranged at the crossed transition line region section or a place required to span a large node, the urban railway traffic continuous basin type beam belongs to a bridge structural form integrating the thin-wall opening U-shapedbeam and the closed opening box-shaped beam into a whole, the problems that the ordinary railway traffic U-shaped beam cannot span large node and cannot be applied to the crossed wire transition region section are solved, and the application range of the U-shaped beam is enlarged.

The invention discloses a composite material reinforced steel pipeline and a preparation method thereof. The composite material reinforced steel pipeline comprises a steel pipe, a fiber reinforced layer and a composite material reinforced layer, wherein the steel pipe is sequentially wrapped by the fiber reinforced layer and the composite material reinforced layer from inside to outside. The reinforced layers of the composite material reinforced steel pipeline are of a two-layer structure, in order to guarantee the proper modulus gradient between the structural layers, the steel pipe is firstly wrapped by the high-modulus fiber reinforced layer, and then the composite material reinforced layer is wrapped by a low-modulus and low-cost fiber reinforced thermosetting resin composite material layer. The high-modulus reinforced layer has the effects of transmitting stress and reducing the steel pipe stress in a pressure bearing state, and the high-modulus reinforced layer and the low-modulus reinforced layer have a bearing effect at the same time. By introducing the high-modulus fiber reinforced layer, the purpose of uniform bearing between the structural layers is achieved.

The invention relates to an intelligent oscillograph with protecting and cleaning functions, which comprises a main body, a handle, control buttons, and a display screen, the handle, the control buttons and the display screen are arranged on the main body, the intelligent oscillograph further comprises a protecting mechanism and a cleaning mechanism, the protecting mechanism comprises a protectingassembly and two driving assemblies, and the cleaning mechanism comprises a dust collection chamber, a dust removal tube, a dust removal cover, and two guiding assemblies. When the intelligent oscillograph with protecting and cleaning functions is not used, the display screen and the control buttons are protected by the protecting mechanism, so that the display screen and the control buttons areprevented from being exposed, consequently, the risk of the display screen being scratched or impacted is decreased, moreover, the probability of the control buttons being pressed by mistake is decreased, and therefore the practicability of the oscillograph is enhanced; in addition, foreign matters covering the surface of the display screen and the gaps of the control buttons, such as dust, can beadsorbed by the cleaning mechanism, consequently, the foreign matters are prevented from affecting the viewing of the display screen, and the foreign matters are also prevented from being accumulatedto shorten the service life of the control buttons.

The invention provides a testing system and a testing method for an electronic brake control unit. The testing system is externally connected with an upper computer which can be used for monitoring operation of the testing system, and comprises a power supply module which is used for providing electric energy to the testing system, and an interface testing module, a control testing module and a communication testing module which are electrically connected with the power supply module, wherein the interface testing module is arranged corresponding to an interface module of an electronic brake control unit; the control testing module is arranged corresponding to a control module of the electronic brake control unit; the communication testing module is arranged corresponding to a communication module of the electronic brake control unit; and the interface testing module, the control testing module and the communication testing module are connected through CAN bus. The testing system can realize overall port coverage, and the testing method is simple and convenient to operate and quick and complete in testing.

The invention relates to an intelligent solar street lamp with automatic protection and cleaning functions. The street lamp comprises a power generation mechanism, wherein the power generation mechanism comprises a solar panel, a protection plate, a cleaning mechanism and a translation mechanism; and the translation mechanism comprises a first motor, a suspension wire, a weight block and two translation assemblies, each translation assembly comprises a first driving shaft, a driving wheel, a pull wire and a bearing, and the cleaning mechanism comprises an air inlet chamber, an air inlet pipe,an air outlet pipe, a driving assembly and a plurality of cleaning assemblies. According to the intelligent solar street lamp with the automatic protection and cleaning functions, during rainy days, the translation mechanism is utilized to drive the protection plate to move above the solar panel, so that corrosion and damage caused by the fact that acid rain falls on the surface of the solar panelto the solar panel are prevented, and then the solar panel is protected, in addition, during the moving process of the protection plate, nozzles are enabled to swing and spray out air through the cleaning mechanism, and dust on the surface of the solar panel is blown away, so that the cleaning effect is achieved, and the power generation efficiency of the solar panel and the practicability of equipment are improved.

The invention discloses a device for removing fog and haze through water magnetization and spray. The device comprises a magnetization and atomization module, a humidity and haze removal module, a monitoring module and a control module, and a power module supplies power to the control module; the magnetization and atomization module comprises a magnetizer connected with atomization sprayers, and the magnetizer is connected with a water storage tank; the humidity and haze removal module comprises a resorption pipe, a filtering device, an air pump and a heater which are connected in sequence; according to monitoring data fed back by the monitoring module, the control module control the humidity and haze removal module to treat the fog and haze magnetized by the magnetization and atomization module and then discharge the treated fog and haze. The frog and haze are maximally absorbed through magnetic water mist and cleaned through the humidity and haze removal module; meanwhile, the device and fences on the two sides of a highway are combined and integrally designed, so that the fences achieve the effects of spray and mist absorption, and the aims of removing the fog and haze in the highway section, improving the visibility and bringing convenience to traffic are achieved. The device is environmentally friendly, saves energy, fully utilizes solar energy, recycles water resources and is very high in practicability and wide in applicability.

The present invention provides an epoxy pouring type solid insulation switch with three-cabin which is composed of three switch bodies having same structure. The switch body comprises an isolation cabin, a vacuum explosion-chamber cabin and a fuse cabin; a bus contact is arranged on the top of the isolation switch, the bus contact fixedly connects with an isolation contact through a master row; agrounding contact and the isolation contact are arranged on two ends of the isolation switch, a middle contact is in the middle; three contacts have same contact bases, sliding guide holes are arranged on the centre of the bases; the front connects with an insulation nut, the rear end connects with an operating mechanism. a through hole is arranged on the centre of the isolation moving contact andfixedly connects with the insulation nut, the insulation nut is sheathed on the nut and rotately connects with the nut; the vacuum explosion-chamber cabin and the fuse cabin are arranged below the isolation cabin respectively. The switch provided by the invention has advantages of reasonable design, higher electric safety performance, little volume, light weight, stable performance, reliable motion, stronger practicability and advancement. The switch provides assurance for reliability of electric supply, which is a precondition condition for reducing user investment.

The invention discloses an electronic product protection device with a temperature sensing function. The electronic product protection device with the temperature sensing function structurally comprises a base body which can be detachably connected with an electronic product and a temperature sensing part which is arranged on the base body, wherein the temperature sensing part comprises a discoloration layer which is compounded on the base body and preferably comprises the discoloration layer and the non-discoloration layer which are compounded on the base body in a laminating way, and the non-discoloration layer is compounded with the discoloration layer which is formed by temperature sensing coatings; and in the other compound way, the non-discoloration layer is compounded with the discoloration layer which is formed by rubber and plastic materials added with temperature sensing color-changing agents. According to the electronic product protection device with the temperature sensing function, disclosed by the invention, an actual temperature region of the target position of the electronic product can be indicated for a user, the user can be prompted to notice the heating situation of the electronic product, the actual heat effect of the electronic product during the work can be judged, and corresponding measures can be carried out, and the electronic product protection device has the functions of indicating and protecting and has a beautiful effect.