45results about How to "Stable internal temperature" patented technology

The invention discloses a control method, device and system of an oven fan and an oven, wherein the method comprises the following steps of detecting an internal temperature of the oven; under the condition that heating equipment of the oven is in a heating state, increasing the rotational speed of the fan of the oven according to the internal temperature of the oven; and under the condition thatthe heating equipment of the oven is in a state of stopping heating, reducing the rotational speed of the fan of the oven according to the internal temperature of the oven. The control method, deviceand system of the oven fan and the oven solve the technical problem that as the opening period of a relay of the oven is longer, the fluctuation of the internal temperature of the oven in one period is lager, and the internal temperature of the oven cannot be accurately controlled in the prior art.

The invention relates to an ultra-low field magnetic imaging device for living small animals, which belongs to the technical field of magnetic imaging, and solves the problems that an ultra-low fieldmagnetic imaging device in the prior art is complex in structure and is not suitable for large-size small animal living body scanning. The ultra-low field magnetic imaging device comprises a pushing unit and a magnetometer unit, wherein the pushing unit comprises a scanning displacement table, a push rod and an objective table; the scanning displacement table, the push rod and the objective tableare connected in sequence; the magnetometer unit comprises a magnetic shield, a scanning channel, an optical channel, an atomic gas pool, a laser source and a detector, the scanning channel penetratesthrough the side face of the magnetic shield, the atomic gas pool is arranged on one side of the scanning channel, and the laser source and a detector are arranged outside the magnetic shield and located at one end of the optical channel. The ultra-low field magnetic imaging device is simple in structure, convenient to assemble and disassemble, and suitable for large-size small animal living bodyscanning on the premise that the ultra-low field detection sensitivity is guaranteed.

The invention discloses a dry type transformer, and relates to electrical equipment. The dry type transformer comprises a transformer, wherein a shell is arranged outside the transformer; the transformer is arranged in the shell in a sealed mode; the shell is provided with a vacuum interlayer, and a cable channel is formed in the vacuum interlayer; a gas circulating device is further arranged on the shell; the gas circulating device comprises an air pump and a gas storage tank; compressed nitrogen is stored in the gas storage tank; the shell is further provided with an air inlet and an air outlet which are matched with the gas circulating device; and a heat exchange device is further arranged on the gas circulation device. Compared with the prior art, the dry type transformer is sealed ina shell full of nitrogen, so that external dust and impurities are isolated, and the constant-temperature and constant-humidity in the shell can be kept; and due to the fact that no oxygen exists, oxidation reaction is completely eradicated, so that the service life of the dry type transformer is greatly prolonged, and the occurrence rate of faults is reduced. Moreover, after the dry type transformer is exploded, the occurrence of fire disasters can be reduced under the inhibition of nitrogen.

The invention relates to a large-sized aging tunnel furnace. The large-sized aging tunnel furnace comprises a feeding section, a heating section and a cooling and discharging section which are arranged in sequence. A conveying mechanism which extends from the feeding section to the cooling and discharging section is arranged in the heating section. The heating section comprises a temperature rising section, a constant-temperature baking section and a temperature falling section which are of the same structure and are independently controlled. The temperature rising section comprises a furnacebody and a furnace cover matched with the furnace body. The furnace body comprises a first heat-insulation layer. Main heating pipes are arranged in the upper portion of conveying cavity. Fans are arranged at the bottom of the conveying cavity. Auxiliary heating pipes are arranged at air inlets on the two sides of the fans. The conveying mechanism is located between the main heating pipes and thefans. According to the large-sized aging tunnel furnace, the main heating pipes are arranged above the conveying mechanism, and the fans and the auxiliary heating pipes are arranged below the conveying mechanism so that the internal temperature of the heating section of the tunnel furnace can meet certain requirements and can be kept stable; and meanwhile, the furnace cover which can be opened towards the two sides is arranged, so that hot working or heat treatment of large-sized objects is achieved through the large-sized aging tunnel furnace.

The invention relates to a device for testing cement hydration heat at a constant temperature. The device comprises a computer provided with an automatic temperature control system, a temperature recorder, two metal boxes and a triglyceride box. An iron cylinder is arranged in one metal box, and a foam base plate fixed by wooden base plates on the surrounding is arranged on a lower surface of theiron cylinder; a wide-mouth thermos bottle is fixed in the iron cylinder, and a polystyrene foam plastic cover is arranged at the opening of the thermos bottle; temperature probes I-IV are respectively inserted on the foam plastic cover, and the temperature probes I-IV are respectively connected with the temperature recorder; the triglyceride box is arranged in the other metal box, and a refrigeration compressor and a heater are respectively arranged at the bottom of the triglyceride box; a circulating infusion tube II is arranged on the triglyceride box, and the circulating infusion tube IIis connected with a circulating infusion tube I that is inserted into the foam plastic cover via a metering pump; and the temperature recorder, the refrigeration compressor and the heater are respectively connected with the computer via data lines. The device provided by the invention can achieve automatic test, and the accuracy is high.

The invention discloses an all-solid-state thin film lithium battery with protective function, comprises a shell and a top plate, wherein the side wall of the shell is fixedly connected with a clasp;the side wall of the top plate is fixedly connected with a clasp hook; the inside of the shell is fixedly installed with a leg; the inside of the leg is provided with a sliding groove; the inside of the sliding groove is slidably connected with a sliding block; one end of the sliding block is fixedly connected with a heat dissipation plate; and a connecting rod is fixedly connected between the twolegs. As that leg are arranged, slide block, Springs and support rods, The inside of the housing is provided with legs surrounding the periphery, the battery cell is then brought close to the heat sink, The heat dissipation plate slides inside the sliding groove under the action of the sliding block, thereby compressing the spring and the support rod, and the spring provided has a cushioning effect, so that the battery cell is directly cushioned and protected from impact, and has a certain safeguarding structure, further prolonging the service life of the all-solid-state thin film lithium battery with the protection function.

The invention discloses an ethanol concentration device. The device comprises an evaporator; a condenser is mounted at the top end of the evaporator; a cooler is connected to the bottom end of the other side of the condenser; a water outlet is fixedly mounted at the bottom end of the cooler; a heater is connected to the bottom of the evaporator; a steam inflow pipe is fixedly mounted on the outerside of the top of the heater; and one side of the heater is connected with an alarm mechanism. According to the ethanol concentration device of the invention, under the action of the alarm mechanism,the temperature of the heater is monitored in the heater through a temperature sensing unit; and under the action of an expansion air bag, the expansion air bag begins to expand when the temperaturein the heater stably reaches 80 DEG C, so that the expansion air bag extrudes a movable plate; a connecting rod slides through a first sliding groove and a first sliding block, a pressing plate extrudes a pressing switch downwards; and under the electric connection effect of the pressing switch and an alarm lamp, the alarm lamp is powered on to warn a user, and the user can conveniently control the temperature of the heater in time.

The invention relates to the field of virtual reality device manufacturing, and discloses a pair of VR glasses. The pair of VR glasses comprises a glasses body, a heat conduction component and a refrigeration component. The heat conduction component surrounds the edge of the glass body, and the refrigeration component is connected with the heat conduction component and provides a cold source for the glasses body. A heat dissipation structure with the combination of the refrigeration component and the heat conduction component is adopted, so that the heat dissipation efficiency of the edge of the glasses body and an inner cavity of the pair of VR glasses is greatly improved, the temperature on the edge of the inner cavity and the glasses body is lowered, the using comfortableness of the VR glasses is enhanced, the stability is ensured, in addition, due to the fact that the eyes need to be close to the edge of the glasses body when a user uses the VR glasses, the eyes of the user are likely to be uncomfortable when the user wears the pair of VR glasses for a long time, the edge of the pair of VR glasses body is effectively cooled, the temperature of eye sockets is effectively decreased, the user eye fatigue of the user is greatly relieved, and the experience comfort level is improved.

The invention discloses a centralized traditional Chinese medicine formula granule extraction intelligent production line, which comprises a dissolving tank, a mixing tank, a temperature sensor and anair pressure sensor, wherein a solvent tank is arranged on the outer side of the dissolving tank, the top end of the dissolving tank is connected with a first top cover, an air outlet is formed in the right side of the top of the first top cover, the output end of a crushing motor is connected with a crushing shaft, a heating jacket is mounted on the inner wall of the dissolving tank, a first discharging valve is mounted in a first discharging opening, the mixing tank is arranged on the outer side of the solvent tank, and a second top cover is mounted at the top of the mixing tank. Accordingto the centralized traditional Chinese medicine formula granule extraction intelligent production line, temperature detection can be conducted conveniently, timely and effectively, the stability in the extraction process can be guaranteed, the quality can be guaranteed, effective extraction of important medicine properties can be guaranteed conveniently, effective components can be extracted to the maximum extent, and waste of traditional Chinese medicinal materials can be reduced.

A frequency converter relates to electrical equipment and comprises a frequency conversion circuit and a cabinet body, the cabinet body comprises a cabinet door, a display and a controller which are connected with the frequency conversion circuit are arranged on the cabinet door, the cabinet door is in sealing contact with the cabinet body, a vacuum pump and a gas storage tank are arranged on theinterior of the cabinet body, compressed nitrogen is stored in the gas storage tank, a flow pump is arranged on the gas storage tank, the flow pump is connected with the interior of the cabinet body,one end of the vacuum pump is located inside the cabinet body, the other end of the vacuum pump is located outside the cabinet body, the interior of the cabinet body is full of nitrogen after being sealed, and internal pressure is higher than external pressure. The frequency converter is sealed and stored in the cabinet body full of the nitrogen, dust and impurities of the outside world are isolated, constant temperature and constant humidity in the cabinet body also can be guaranteed, occurrence of oxidation reaction is completely eradicated due to no contact of oxygen, service life of the frequency converter is greatly prolonged, and occurrence rate of a fault is reduced; besides, occurrence of a fire also can be reduced under inhibition effect of the nitrogen after the frequency converter is exploded.

The invention discloses a high-voltage switch device, and relates to electrical equipment. the high-voltage switch device comprises an electrical element and a cabinet body; the cabinet body comprisesa cabinet door, wherein the cabinet door is in sealed contact with the cabinet body; an interlayer is arranged in the cabinet body; a cooling liquid is injected into the interlayer; a vacuum pump anda gas storage tank are arranged in the cabinet body; compressed nitrogen is stored in the gas storage tank; a flow pump is arranged on the gas storage tank; the flow pump is connected into the cabinet body; one end of the vacuum pump is arranged in the cabinet body, and the other end is arranged outside the cabinet body; the inner part of the cabinet body is sealed and then filled with nitrogen,and the internal pressure is greater than the external pressure; and a drying device is further arranged in the cabinet body. The high-voltage switch device is sealed and stored in a cabinet full of nitrogen, so that external dust and impurities are isolated, and the constant-temperature and constant-humidity in the cabinet body can be kept; and due to the fact that no oxygen exists, oxidation reaction is completely eradicated, the service life of the high-voltage switch is greatly prolonged, and the occurrence rate of faults is reduced. Moreover, when the high-voltage switch is exploded, theoccurrence of fire disasters can be reduced under the inhibition of nitrogen.

The invention relates to a begonia semperflorens sprouting and tending method. The begonia semperflorens sprouting and tending method comprises the following steps that 1, a matrix is selected, wherein the matrix contains peat and perlite, and the volume ratio of the peat to the perlite is 8 to 2; 2, a seedling tray is filled with the matrix in a seedling tray sowing mode; 3, begonia semperflorens seeds are scattered in the seedling tray in the step 2; 4, the seedling tray in the step 3 is put in a germination chamber, the temperature of the germination chamber is adjusted to be 20-26 DEG C, the humidity is adjusted to be 85-95%, the illumination intensity is 2000-4000 lux, a fertilizer is applied one time every other day till the diameter of a first true leaf growing out of each begonia semperflorens seedling is up to 1 cm; 5, the begonia semperflorens seedlings in the step 4 are transplanted to a production greenhouse and are hardened for 4-5 days, wherein the illumination intensity of the production greenhouse is not higher than 10000 lux; 6, the begonia semperflorens seedlings in the step 5 are transplanted to a holed tray, and large and small seedlings are graded.

The invention relates to an ultra-low-field magnetic imaging device for small living animals, which belongs to the technical field of magnetic imaging, and solves the problems in the prior art that the ultra-low-field magnetic imaging device has a complex structure and is not suitable for scanning large-sized and small animals in vivo . The ultra-low-field magnetic imaging device of the present invention includes a push unit and a magnetometer unit, and the push unit includes a scanning displacement platform, a push rod and an object stage; the scanning displacement stage, the push rod, and the object stage are connected in sequence; the described The magnetometer unit includes a magnetic shield, a scanning channel, an optical channel, an atomic gas pool, and a laser light source and a detector. The scanning channel runs through the side of the magnetic shield, and the atomic gas pool is arranged on one side of the scanning channel. The detector is placed outside the magnetic shield and at one end of the optical channel. The ultra-low-field magnetic imaging device of the present invention has a simple structure, is convenient to assemble and disassemble, and is suitable for scanning large-sized and small animals in vivo on the premise of ensuring ultra-low-field detection sensitivity.

The invention provides Chinese wolfberry glycopeptide purifying and standing equipment and a using method thereof, and relates to the technical field of Chinese wolfberry glycopeptide purification. The Chinese wolfberry glycopeptide purifying and standing equipment comprises a bottom plate, a heat preservation liquid circulating cylinder is fixedly installed on the upper surface of the bottom plate through a support, and connecting pipelines are arranged at the two ends of the heat preservation liquid circulating cylinder; the two connecting pipelines are fixedly connected with a first heat preservation liquid circulating pipeline and a second heat preservation liquid circulating pipeline correspondingly, the first heat preservation liquid circulating pipeline and the second heat preservation liquid circulating pipeline are fixedly connected to an inlet and an outlet of a heat preservation liquid circulating water pump correspondingly, and a first material pumping pump is arranged at the joint of the feeding pipeline and the upper cover; and a standing cylinder is fixed on the upper surface of the bottom plate. According to the lycium barbarum glycopeptide dialysis equipment, the lycium barbarum glycopeptide dialysis area is reduced, meanwhile, lycium barbarum glycopeptide can be filtered for multiple times, the purity of lycium barbarum glycopeptide preparation is improved, the problem of dialysis membrane blockage of the equipment is avoided, the production rate is increased, and the quality of lycium barbarum glycopeptide production is improved.

The invention discloses a 5G antenna structure convenient to install, comprises an antenna box, wherein a connecting seat is installed at the rear end of the antenna box, a first supporting rod and a second supporting rod are installed at the rear end of the connecting seat, the first supporting rod is located above the second supporting rod, fixing seats are installed at the rear ends of the first supporting rod and the second supporting rod, the fixing seat comprises a positioning plate, an extrusion plate is installed at one end of the positioning plate, fixing bolts are installed at one ends of the extrusion plate and the positioning plate in a penetrating mode, a reinforcing plate is installed between the two sets of fixing bolts, and a positioning head is installed at one end of each fixing bolt. According to the invention, the convenient fixed installation process can be realized only through single rotation operation, the remote and convenient operation is realized, the adjustment of the vertical orientation angle of the antenna is facilitated, the temperature and humidity in the antenna box are ensured to be within a reasonable range, the damage caused by natural harm is reduced, and the service life of the antenna is prolonged.

The phase-change heat-storage curing device for the concrete structure in the cold environment and the implementation method of the phase-change heat-storage curing device are suitable for curing concrete under the low-temperature environment of construction in autumn and winter and construction in alpine regions, and by means of the device, solar energy can be efficiently utilized for curing the concrete, heat preservation is conducted on equipment, and the service life of the equipment is prolonged. Therefore, normal development of concrete strength in a low-temperature environment is ensured, low-temperature damage of equipment is prevented, and normal promotion of a construction process in the low-temperature environment is facilitated. The maintenance method can effectively evaluate the effect and the like of the phase-change energy storage material in combination with regions, provides a selection standard for the types of phase-change materials required by construction in different regions, can also judge whether local photo-thermal conditions are suitable for the maintenance device or not, and provides a method for judging whether solar energy is enough for phase change of the phase-change energy storage material or not. The application and design problems of the phase-change material can be guided by proposing related formulas under the solar energy condition and the direct guidance of the phase-change material to obtain what effect under the solar energy condition.

The invention discloses a preparation device for gallium nitride thin film, specifically relates to the technical field of gallium nitride thin film preparation, comprising a preparation chamber and an evaporation chamber, the evaporation chamber is fixedly connected to the bottom end inside the preparation chamber, and the evaporation chamber A quartz crucible is fixedly connected inside, and a heating wire is fixedly connected inside the quartz crucible, an ionization chamber is fixedly connected to the top of the evaporation chamber, and an insulating structure is arranged on the outer wall of the preparation chamber. The present invention is provided with a cavity, a shell, a connecting rod, a nut, a through hole and thermal insulation rock wool. When in use, the nut and the through hole are used to fix the shell on the outside of the preparation bin. At this time, a gap is formed between the preparation bin and the shell. Cavity, and then fill the cavity with thermal insulation rock wool, using the thermal insulation performance of thermal insulation rock wool, this can avoid the rapid loss of heat inside the preparation chamber, so that the internal temperature of the preparation chamber can be kept stable, and the preparation of GaN thin films can be improved. the quality of.

The invention relates to the technical field of packaging materials, and discloses a device for preventing condensation and air pollution in plastic manufacturing. The device comprises a shell, wherein a driving rod is in transmission connection with the bottom of the shell, a processing disc is fixedly installed at the top end of the driving rod, a stirring rod is rotationally connected into the processing disc, a coil is fixedly installed on the periphery of the stirring rod, a magnetic block is fixedly installed on the inner wall of the processing disc, and a resistor strip is fixedly installed in the processing disc. According to the device for preventing condensation and air pollution in plastic manufacturing, in the plastic melting process, the stirring speed of the stirring rod is adjusted according to the melting speed, so that the stirring quality of raw materials is improved, energy is effectively saved, after the raw materials are heated, the temperature of the raw materials is kept stable, equipment damage caused by raw material solidification is effectively prevented, harmful gas generated in the processing process is absorbed, and the gas is prevented from entering the atmosphere to pollute the environment.

The invention discloses a vacuum nesting type high-efficiency cold-resistant structural material. The material is composed of a cold-resistant layer, a heat-insulating material and an interior trimming layer, wherein the cold-resistant layer is composed of a cold-resistant long-glass-fiber reinforced cold-resistant resin material, and the outer surface of the cold-resistant layer is coated with alayer of high-cold-resistance coating; the interior trimming layer consists of a base fabric layer, a supporting layer, a cold-resisting layer and a surface layer, the base fabric layer is a mesh nonwoven layer, the supporting layer is a polyurethane foam layer, the cold-resisting layer is a polyether polyol layer, the surface layer is a polycarbonate layer, and the upper part of the surface layeris provided with a waterborne polycarbonate polyurethane resin surface treatment layer; and a sealed vacuum structure is located between the cold-resistant layer and the interior trimming layer, theinterior of the sealed vacuum structure is filled with a thermal insulation material, and the thermal insulation material is composed of low-thermal-conductivity vacuum insulation boards. The vacuum nesting type high-efficiency cold-resistant structural material disclosed by the invention adopts a vacuum nesting type cold-resistant structure, heat insulation is greatly isolated due to a double-layer vacuum structure, and the internal temperature stability is kept; the surface adopts the cold-resistant layer, and at the same time, the cold-resisting layer is arranged inside, thus the cold-resistant temperature of the cold-resistant layer can reache -40 DEG C to -20 DEG C, and the structure can be served in an alpine environment.

The invention discloses a hot bending furnace for glass. The hot bending furnace comprises a machine frame, a material trolley slidingly supported on the machine frame, a driving device for driving the material trolley to move, and a power device for providing power for the driving device; the driving device includes a flexible guide rail with a closed annular outer shape, the flexible guide railis rotatably mounted on the machine frame, and the material trolley is connected to the flexible guide rail; and the machine frame is provided with hot bending furnace functional areas along the running direction of the flexible guide rail. According to the hot bending furnace for the glass provided by the invention, the outer shape structure and operation mode are changed, and the furnace has more hot-bending furnace functional areas and mold bricks under the same occupied area, so that the hot bending efficiency of the glass is effectively improved.

The invention discloses constant-temperature equivalent air shower equipment. The constant-temperature equivalent air shower equipment comprises an air shower equipment body, a heat preservation and insulation layer is fixedly arranged in the air shower equipment body, a fan is fixedly arranged at the top end of the air shower equipment body, one end of the fan communicates with an air inlet pipe, and the top end of the air inlet pipe penetrates through the air shower equipment body and the heat preservation and insulation layer. An air shower box is fixedly arranged in the air shower equipment body, a plurality of nozzles are formed in the end, away from a filter screen, of the air shower box, a temperature sensor is fixedly arranged in the air shower equipment body, a refrigerating device is fixedly arranged outside the air shower equipment body, and a controller is fixedly arranged outside the air shower equipment body. The temperature change in the air shower equipment body is sensed through the temperature sensor, and the refrigerating equipment is controlled through the controller to adjust the temperature.

The invention discloses a dry-tank freezing method of giant panda seminal fluid. The dry-tank freezing method comprises the following steps: (1) diluting collected giant panda seminal fluid through a diluent in 30 to 33 DEG C; (2) putting the diluted giant panda seminal fluid into 4 DEG C environment to be balanced; (3) adding an antifreeze protective agent into the balanced giant panda seminal fluid and continuously putting in the 4 DEG C environment; (4) transferring the giant panda seminal fluid treated in the step (3) into a container, covering the container in a gauze bag, putting the gauze bag into a dry liquid nitrogen tank, putting the gauze bag at the position 6cm under a tank opening of the dry liquid nitrogen tank, capping and staying for 5min, then putting the gauze bag at the tank bottom of the dry liquid nitrogen tank, sealing and transporting; (5) putting into a general liquid nitrogen tank to be stored after transportation finishes and taking out to be unfrozen in 50 DEG C hot water for 10s when the giant panda seminal fluid needs to be used; or unfreezing for 10s in 50 DEG C hot water to be used after transportation finishes. The method is convenient to operate, is suitable for national parks or field places and has important significance in heredity value storage of wild animals; furthermore, utilized equipment is simple.

The invention discloses a voltage stabilizer, and relates to electronic equipment. The voltage stabilizer comprises a cabinet body which is internally provided with an equipment cavity, an electricalcomponent is sealingly arranged in the equipment cavity, a hollow interlayer is arranged between the cabinet body and the equipment cavity, a gas circulation device is arranged on the cabinet body, and comprises an air pump and an air storage tank, compressed nitrogen gas is stored in the air storage tank, an air inlet and an air outlet which cooperate with the air circulation device are formed inthe equipment cavity, a heat exchange device is arranged on the air circulation device, and comprises a water tank arranged in the hollow interlayer, and a pipeline of the gas circulation device passes through the water tank. The voltage stabilizer is sealingly stored in the cabinet body full of nitrogen gas, outside dust and impurities are isolated, and meanwhile the interior of the cabinet bodyhas constant temperature and constant humidity; due to the fact that contact of oxygen does not exist, an oxidation reaction is eradicated, the service life of the voltage stabilizer is greatly prolonged, and the failure occurrence rate is lowered.

The invention discloses a general drying equipment capable of adapting to fluid materials and fixed materials, comprising a bottom plate and a control panel, a box body is installed above the bottom plate, and an upper sealing cover is hinged on the top of the box body, and the control panel is installed On the right side of the box body, a discharge guide plate is welded on the left side of the box body, a power system is installed on the front and rear sides of the box body, and an ultraviolet germicidal lamp is installed on the bottom screw of the upper sealing cover. A filter screen is inlaid inside the liquid discharge port, and a stirring mechanism is installed inside the stirring hole. The universal drying equipment that can adapt to fluid and fix is ​​equipped with a stirring mechanism. During use, the stirring mechanism can move through the installation plate of the power system and the first electric telescopic rod, and then the stirring shaft of the stirring mechanism is placed in the box. The inside of the device, and the stirring mechanism can rotate through the servo motor and the main pulley of the power system, so that the stirring mechanism can stir the fluid material inside the device.

The invention relates to the field of traffic signal devices, in particular to a road surface warning device and system based on intelligent traffic safety, comprising a support assembly, a protection assembly and a warning assembly, the support assembly comprises a base and a mover, and the protection assembly comprises a heat insulation shell, a heat insulation cover, a glass plate, a rotating motor and a sweeper. During use, the base can be driven by the mover to move to a designated position, and then the direction of a vehicle can be detected by the radar sensor, so that the rotating motor can be driven to rotate to enable the heat insulation cover to rotate to the direction of the vehicle, a vehicle owner can observe information displayed on the heat insulation cover more conveniently, and the safety of the vehicle is improved. The outer side of the glass plate can be swept through the sweeper, the display content can be changed and changed on the display screen, in addition, the road surface alarm system can monitor the alarm device in real time so as to give an alarm, and use is more convenient.

The invention discloses a mall data statistical analysis system for electronic commerce, which comprises a box body, a box door, a filter screen and a central processing unit, a ventilation net I is arranged on one side wall of the box body, and a ventilation net II is arranged on the side wall, corresponding to the ventilation net I, of the box body. The system has the beneficial effects that through the design of a data sales situation trend summarizing module, a product sales and life cycle module, a member level and national sales distribution multi-angle sales analysis module, a keyword operation analysis module and a mall page access click data analysis module, the data analysis accuracy is improved; the data statistical analysis system can have the functions of efficiently collecting relevant data and summarizing relevant important parameter indexes, the working efficiency of the system is improved, the data statistical analysis system can have the rapid heat dissipation function through the design of the first ventilation net and the second ventilation net, the temperature in the system can be kept stable during long-time work. Therefore, the working and connecting states of all parts are prevented from being influenced.

The invention relates to the technical field of on-off temperature detection of a temperature controller, in particular to an on-off temperature detecting device of a temperature control device. The detecting device comprises a test box body; a plurality of electric sockets for insertion of to-be-detected temperature control devices are installed in the test box body. A temperature sensor is installed in the test box body and is electrically connected to a central processing unit; each of the electric sockets is electrically connected to the central processing unit; and the central processingunit is electrically connected to a data display device. According to the on-off temperature detecting device disclosed by the invention, since the test box body is arranged and to-be-detected temperature control devices are arranged in a relatively sealed tool, the wind speed is decreased and the internal temperature stability is kept; with an external control system, the on-off temperatures of the to-be-detected temperature control devices can be recorded instantaneously at the on-off moment of the to-be-detected temperature control devices and then can be fed back to the experiment staff bythe screen of the display device. The detection is efficient and the maintenance becomes convenient. Multiple temperature control device can be detected simultaneously, so that the manpower and resources can be saved.