240results about How to "Improve the storage environment" patented technology

In order to construct an integrated storage system by reinforcing collaboration of components or functions of a storage system in which a storage area network (SAN) is used, in a computer system having multiple client computers, multiple various servers, multiple various storages which keep data, and a local area network (LAN) which connects the computers and the servers, a storage area network (SAN) which lies between the servers and storages forms a switched circuit network which is capable of connecting any server and any storage through fiber channel FC switches. The computer system further includes a terminal which is equipped with operation and management software which performs storage management including management of logical volumes in the various storages, data arrangement, error monitoring, management of setting up the FC switches, and backup for data in the storages.

The invention is a universal or designated storage apparatus, facility, or appliance with increased versatility and sophisticated storage fundamentals and capabilities for the storage of a wide variety of items. It provides support for complimenting and assisting with the use and coordination of the apparatus and the items kept within, while utilizing simple and basic storage means and methods in order to remain efficient, effective, and convenient. Items can then be accessed more frequently without hassle or burden. It may also include vacuum pumping means to remove or expel air from within a sealed storage area in order to form a vacuum or partial vacuum, negative atmospheric pressure, or suction creating means. This provides an air-free environment for items to be kept within, which retains freshness and retards the formation of mold or other contaminants. It may also provide means to allow items kept within to be organized and coordinated in a customizable fashion. It may also provide certain means to allow a user to prepare items for use or consumption. It can be equip with many features which allows it to be used with ease. This apparatus will aid in organization and sanitation.

The invention discloses an intelligent fruit and vegetable controlled atmosphere carrier vehicle, which comprises a headstock, a chassis, an airtight box and a human-computer interaction interface, and also comprises a control system, an air exchange device, a signal acquisition system, a ventilation system, a liquid nitrogen controlled atmosphere system, a humidifying system, a solar charging system, a temperature control unit, a diesel generator and a dampproof device, wherein the chassis is respectively connected with the headstock and the airtight box; the control system is respectively connected with the human-computer interaction interface, the air exchange device, the signal acquisition system, the ventilation system, the liquid nitrogen controlled atmosphere system, a humidifying system, the temperature control unit and the diesel generator; and the diesel generator is respectively connected with the control system, the ventilation system, the humidifying system, and the temperature control unit. The invention also discloses a method for implementing the carrier vehicle. The intelligent fruit and vegetable controlled atmosphere carrier vehicle and the method have the advantages of making the fruit and vegetable fresh-keeping environment more uniform, improving the quality of the fruit and vegetables, prolonging the fruit and vegetable fresh-keeping period and the like.

System and method for automated testing of hot swap scenarios of field replaceable units (FRUs) in a storage system comprises an external automation server that distributes control signals to actuation systems within a number of FRUs. Power for the actuation systems may be provided by the external automation server or by self-contained power supplies with each actuation system. The actuation systems are responsive to the control signals to move the storage devices back-and-forth thereby electrically and physically disconnecting the storage device's mating connector from the backplane connector. This approach provides a high degree of automation while closely emulating customer hot swap scenarios.

The invention provides a refrigerator and a temperature measuring method based on infrared sensors. The temperature measuring method based on the infrared sensors includes the steps that the infrared sensors are used for sensing the temperatures in preset regions; the sensing results of the infrared sensors are collected every other preset time, and temperature sampling values are acquired; a continuous preset number of temperature sampling values are acquired, and the maximal sampling value and the minimal sampling value are screened out from the acquired temperature sampling values; the average values of the temperature sampling values in which the maximal sampling value and the minimal sampling value are screened out are calculated, and the average values serve as the temperature measured values of the infrared sensors. By the adoption of the scheme, the influences on measuring accuracy from measured value fluctuation of the infrared sensors can be avoided, temperature measuring accuracy is improved, the measured values can directly reflect actual temperatures of objects in the preset regions, and the accurate control basis is provided for following related control.

The invention discloses a host box frame for a computer. The host box frame for the computer comprises a supporting plate; a host box framework is arranged at the upper end of the supporting plate; aframework door is provided with an activated carbon dust sucking net; the two sides of the inner wall of the host box framework are provided with gas inflating cushions; a fixing plate is arranged atthe lower end of the host box framework; the fixing plate and the host box framework are installed in a drawing and pulling manner; a shock absorbing plate is installed at the upper end of the fixingplate; a shock absorbing spring is arranged between the shock absorbing plate and the fixing plate; a cooling fan is arranged at the rear end of the host box framework; a slider is arranged in a sliderail in an embedded manner, and is provided with a limiting strip; the lower portion of the slide rail is provided with an opening for connection wires to penetrate; a magnet strip is arranged belowthe opening; a sleeve is arranged on one side of the host box framework, and is installed on the supporting plate; and a telescopic rod is arranged at the upper end of the sleeve. By means of the hostbox frame for the computer, protection on a host box is enhanced, use of the host box is facilitated, and the connection wires at the rear end of the host box can be effectively differentiated.

Disclosed are a refrigerator and a food preservation method thereof. The refrigerator comprises a storage chamber and a gas storage tank; the gas storage tank is applicable to storing compressed gas of low oxygen concentration; the gas storage tank is used for charging the low oxygen concentration gas into the storage chamber. The low oxygen concentration gas helping store foods for a longer period of time is charged into the storage chamber of the refrigerator; required parts are simple, cost is low, low oxygen environment can be quickly provided for the storage chamber by the gas storage tank, and the requirement for food preservation is met.

The invention provides a refrigerator and refrigerator compartment inner temperature sensing method comprising the following steps: obtaining a plurality of temperature values measured by an infrared sensing assembly, wherein the infrared sensing assembly comprises a plurality of infrared sensing devices used for measuring the temperature of objects stored in a preset storage room of the refrigerator compartment; calculating a difference value between the maximum value and the minimum value of the temperature values; determining the maximum value weight coefficient and the minimum value weight coefficient according to the difference value; carrying out weighting and calculation for the temperature maximum value and the temperature minimum value by tacking the maximum value weight coefficient and the minimum value weight coefficient as the weight coefficients of the temperature maximum value and the minimum value; using the weighting and calculation result as the sensing temperature value of the storage room. The method can integratedly calculate and fuse the temperature data so as to obtain the measure value complying with the storage room real temperature, thus improving refrigerator compartment temperature detection accuracy.

The invention provides a refrigerator and a temperature measurement error correction method for an infrared sensor. The method comprises the steps: determining the infrared sensor to be in a working state; obtaining a value, measured by the infrared sensor, of the temperature of a preset region in the working state; obtaining a corresponding correction constant corresponding to the infrared sensor, wherein the correction constant is obtained through the comparison of a value measured by the infrared sensor in a correction state with a standard temperature value; and employing the correction constant to correct the measurement value, so as to obtain a temperature correction value. Through the scheme of the invention, the method can reduce the impact on temperature measurement from the absolute error of the infrared sensor, improves the accuracy of temperature measurement, enables the measurement values to directly reflect the actual temperature of articles in the preset region, and provides accurate control basis for the subsequent related control.

The invention provides a refrigerator and a control method thereof. The control method of the refrigerator comprises the following steps of after acquiring a door closing signal of the refrigerator, starting a capacity detection device in a refrigerator storage compartment to detect the capacity available of the storage compartment; comparing the detected capacity available and the capacity available before a refrigerator door is closed; if the detected capacity available is larger than the capacity available before the door is closed, driving a cold source of the storage compartment to operate with large power, so that the refrigerator enters into a rapid cooling mode. According to the scheme of the invention, a detection assembly is arranged in the storage compartment, the used capacity of the storage compartment of the refrigerator is detected by utilizing an optical principle, the detection result is accurate, a door body of the refrigerator does not need to be opened, the usage experience of a user is improved, and the favorable storage environment is kept for food.

The invention discloses a regulation system and method for closed storage environment, relating to the field of regulating closed storage environment. The regulation system comprises a humidity regulation device, an air exhausting / blowing device, a power supply device, a closed device, a sterilization filtering device and a gas generation device. The regulation method for the closed storage environment comprises the following steps of: (1) placing the stored object in the closed device, and sealing; (2) establishing a regulation system for the closed storage environment; (3) regulating the predetermined value of an instrument; (4) running the regulation system for the closed storage environment; and (5) after the instrument indicates that the predetermined value is reached, closing the power and all valves. Through the invention, the problems of poor gas regulation capability of a storage air regulator, limited humidity regulation capability, environmental pollution and the like in the prior art are effectively solved, the operation is simple, the steps are reasonable, and the invention can be widely applied to the storage field.

A refrigerator which is designed to suppress drying or oxidation to create an improved storage environment therein for food and which has increased volumetric efficiency and increased cooling efficiency. A cold storage chamber, a vegetable chamber and a freezing chamber are arranged in the refrigerator in the order mentioned as viewed from top. The freezing chamber has cold air introduced thereinto from a first cooler and a first blower and the cold storage chamber has cold air introduced thereinto from a second cooler and a second blower, so that both chambers function directly as cooling chambers. The vegetable chamber is provided at its top with a thermally conductive cooling plate which is cooled by the action of forced convection caused by the second cooler and second blower so as to radiate low temperature within the chamber, so that it functions as an indirect cooling chamber which is cooled by natural convection effect. Therefore, the refrigerator has high preservation performance, exerting quality retention effects corresponding to the storage suitabilities of foods.

The invention discloses an off-site regulation method used for medicine circulation. The method includes: by application of the computer information processing technology and the internet technology, enterprise related information of medicine manufacturers is collected, and the collected information is transmitted and stored to a data server; in the logistics transport link of medicines, transport condition information of the medicines is collected in real time, and the information is transmitted and stored to the data server; medicine wholesale and retail mechanisms or medical mechanisms carry out data and video collection and storage on goods examination information of the medicines; a medicine supervisory organization carries out real-time tracking and early warning on the above information; the medicine supervisory organization establishes a corresponding medicine enterprise credit or credit standing platform; and general public users can carry out inquiry and complaint operation. The off-site regulation method used for the medicine circulation effectively solves the problems that medicine supervisors are shorthanded, and investigation and evidence collection are difficult, provides related information and rigorous evidences and bases for medicine tracking and plays an active role in ensuring medication safety of the general public masses.

The invention relates to the technical field of in-vitro diagnostic reagents, in particular to a kit for combined detection of novel 2019 coronavirus IgM and IgG antibodies and a preparation method ofthe kit. The kit comprises a duplex detection card and a detection buffer solution; a 2019 novel coronavirus IgM antibody detection test strip and a 2019 novel coronavirus IgG antibody detection teststrip are arranged in the duplex detection card; the 2019 novel coronavirus IgM antibody detection test strip and the 2019 novel coronavirus IgG antibody detection test strip respectively comprise asample pad, a nitrocellulose membrane and a water absorption pad, wherein the sample pad is coated with an anti-sheep erythrocyte antibody, and the nitrocellulose membrane is provided with a fluorescent antibody solidus, a detection line and a quality control line. By using the kit, the detection rate can be improved, and the operation is simple.

The invention belongs to the field of vitamins, and discloses a vitamin A microcapsule and a preparation method and applications thereof. The preparation method of the vitamin A microcapsule comprisesthe following steps: stirring palmitate ascorbate, carnosic acid, choline and / or choline derivatives and optional grease at 45-60 DEG C for at least 5 minutes, then adding vitamin A, and performing stirring until the vitamin A dissolves to obtain a core material; dissolving a wall material in water, wherein the wall material is a mixture of a protein wall material and a carbohydrate wall material, and the isoelectric point of the gelatin is 4.5-5.6 when the protein wall material contains gelatin so as to obtain a wall material aqueous solution; and mixing and emulsifying the core material andthe wall material aqueous solution to form vitamin A emulsion, wherein the pH value of the vitamin A emulsion is controlled to be 6.0-7.5, and the particle diameter D50 of the oil drop is controlledto be 0.8-1.2 microns, and then performing spray drying on the vitamin A emulsion to obtain the vitamin A microcapsule. The vitamin A microcapsule obtained by the method provided by the invention hashigh stability in feeds and feed premixes.

The invention discloses a fresh ginger / breeding ginger overwintering storage method, comprising the following steps of building a cellar for storage on the indoor ground in a surrounding way; paving a ground film on the bottom of the cellar, covering the ground film and the inner walls of the cellar with dry straw, and stacking breeding ginger layer by layer in the space surrounded by the dry straw in a way of separating the layers of breeding ginger with the dry straw; after the completion of stacking the breeding ginger, covering the top part of a ginger stack with the dry straw, and wrapping the outer walls of the cellar with a plastic film for sealing; implementing overwintering management. According to the fresh ginger / breeding ginger overwintering storage method, the problem that when a traditional outdoor cellar storage method for the breeding ginger is adopted, frost damage or heat damage is likely to occur during the overwintering process is solved; the loss of the breeding ginger during the storage period is effectively decreased.

The invention relates to a red cell storage solution and a preparation method thereof. The storage solution comprises a buffering system, a nutritional system, an osmotic pressure system and an anticorrosion system, wherein the anticorrosion system comprises the following components according to mass concentration: 0.2-1g / L of chloramphenicol, 0.1-0.6g / L of neomycin sulfate, and 0.1-0.5g / L of gentamicin. Through mutual concurrent effects of the buffering system, the nutritional system, the anticorrosion system and the osmotic pressure system of the red cell storage solution provided by the invention, long storage cycle of the red cell storage solution is ensured, at the end of the sixth month of the storage, that red cell suspension free hemoglobin concentration still conforms to national standard is detected, and the hemolysis ratio at the end of the storage is smaller than 0.8 percent of the total of red cells; the red cell storage solution provided by the invention can ensure relatively strong antigenic activity and stability of the red cells.

The invention belongs to the technical field of seed storage, and particularly discloses a seed storage room. The seed storage room comprises a storing chamber, a driving mechanism and a hopper, and acentral shaft is rotatably connected to the interior of the storing chamber; a sliding plate is slidably connected to the interior of the storing chamber; curved protrusions are fixed to the outer wall of the central shaft, a clamping groove is formed in the surface of each curved protrusion, and pushing rods are arranged on the sliding plate; a rotating rod is fixed to the outer wall of the central shaft, rotating cylinders are arranged on the rotating rod, and a piston is slidably connected to the interior of each rotating cylinder; each piston is provided with a stirring rod and a one-wayexhaust valve; a concave cavity is formed in the central shaft, a feeding plate is slidably connected to the interior of the concave cavity, and the inner wall of the central shaft is provided with closed curved grooves; the central shaft is provided with a feeding port and a discharging port, the moving lower limited position of the feeding plate is located under the discharging port, and the moving upper limited position of the feeding plate is located between the feeding port and the discharging port; and a discharging pipe is connected to the bottom of the hopper. According to the technical scheme, cleaned seeds can be dried and then stored in a sealing mode.

The invention provides a method and a device for detecting the capacity available of a refrigerator. The method for detecting the capacity available of the refrigerator comprises the following steps of utilizing a plurality of detection assemblies arranged in a storage compartment of the refrigerator to respectively detect visible light intensity and infrared light intensity of respective positions, wherein the storage compartment is divided into a plurality of storage spaces, and each detection assembly is arranger in one storage space; confirming one detection target storage space from the plurality of storage spaces; utilizing visible light intensity detected by the detection assembly in the detection target storage space and visible light intensity and infrared light intensity detected by the detection assembly adjacent to the detection assembly in the detection target storage space in the vertical direction to calculate the used capacity of the detection target storage space. With the scheme provided by the invention, the detection of the capacity available is realized according to the difference between the projection and the reflection of the visible light and the infrared light and the influence of the size of the capacity available on the light intensity, the detection result is accurate, and the use convenience of users is improved.

The invention relates to the field of automatic production equipment, in particular to visual-system-based equipment for placing valves into trays automatically. The visual-system-based equipment comprises an electric control cabinet, a material feeding mechanism, a material insert mechanism, a module horizontal traveling mechanism, a module longitudinal traveling mechanism and a material tray transmission mechanism, wherein the module longitudinal traveling mechanism comprises a driving guide rail set and a driven guide rail set which are parallelly arranged on the electric control cabinet, the material tray transmission mechanism is arranged above the electric control cabinet in an erected manner in the traveling direction of the module longitudinal traveling mechanism, the module horizontal traveling mechanism is arranged on the driving guide rail set and the driven guide rail set in an erected manner, the material feeding mechanism and the material insert mechanism are movably installed on the module horizontal traveling mechanism through a sliding plate, and the material feeding direction of the material feeding mechanism is inclined to the horizontal traveling direction of the material insert mechanism. The visual-system-based equipment for placing the valves into the trays automatically has the beneficial effects that the more accurate function of placing the valves intothe trays is realized in combination with a visual system, different from valve material tray positioning installation in the prior art and in combination with an assembly line type transmission method, the purpose of placing the valves into the trays is achieved more efficiently under an equipment continuous running state, operations are more flexible, and the work intensity is lowered more.

The invention discloses an interactive intelligent retail machine which aims at solving the problem that in the prior art, an intelligent retail machine lacks interactivity. A gravity sensor, an infrared sensor, a visual sensor, an electromagnetic lock, a cold storage system and other software systems are introduced, and a user can only open the mechanism of one cell door at a time, so that the shopping experience of randomly selecting multiple pieces of hardware equipment and accessories in a supermarket is perfectly combined the convenience of the intelligent retail machine. The interactive intelligent retail machine improves the shopping experience of users and also guarantees the accuracy and the safety; meanwhile, the types of articles are richer.

The invention discloses a tall building kitchen sewage treatment method and an integrated treatment device, wherein the tall building kitchen sewage treatment method comprises the following steps of (1) respectively conveying high floor kitchen sewage and low floor kitchen sewage into a water discharge chamber of a sewage discharge system through pipelines; (2) separating liquid and solid througha solid-liquid separation device; conveying the separated sewage liquid into an oil-water separation pool for oil-water separation; (3) conveying liquid after the oil-water separation into a pretreatment pool; respectively collecting the sludge and composite gas in the pretreatment mechanism; performing standard reaching discharge or repeated utilization on the treated sewage; (4) crushing the solid after the separation by the solid-liquid separation device through a crushing device; compressing the crushed solid and the sludge in the pretreated pool through a press filtering device ; (5) drying the compressed solid in a drying box to be used or buried. The method provided by the invention solves the problem to achieve the effects that the existing tall building kitchen sewage is integrally treated, so that solid-liquid separation and respective treatment are convenient.

The invention discloses a hidden type floor prevention system which comprises a main trough body (1), a water baffle (2), a power system and an auxiliary supporting structure, wherein guide rails (3) are arranged on the left and right sides of the main trough body (1); a water drainage slot (5) is formed in the lower portion of the main trough body (1); a horizontal protection plate (9) is arranged on the upper end surface of the water baffle (2); the power system comprises an electric hoist (10) and a manual winch (11); the auxiliary supporting structure comprises vertically arranged supporting rods (16) and horizontally arranged puller bolts (17); the supporting rods (16) are provided with threaded holes (18); and the puller bolts (17) penetrate through the threaded holes and then are in contact with the water baffle (2). By simultaneously arrangement of the electric hoist and the manual winch, the automation property of the hidden type floor prevention system is effectively improved; and furthermore, by additional arrangement of the auxiliary supporting device on the inner side of the water baffle, the flood prevention performance of the hidden type floor prevention system is effectively improved.

The invention provides a medicine taking reminding method, a medicine taking reminding device, a refrigerator and a server. The medicine taking reminding method comprises the steps that when it is up to the preset medicine taking time, whether a user takes medicine in a medicine box in a first time period before the preset medicine taking time or not is analyzed; if not, a first reminding instruction is sent to a terminal, so that the terminal reminds the user to take the medicine according to the first reminding instruction. According to the method, the phenomenon that medicine taking reminding is still sent to the terminal on the condition that the user has taken the medicine is avoided when it is up to the preset medicine taking time, therefore, the condition that the user is disturbed is avoided, and then the user is more intelligently reminded to take the medicine.

The invention discloses a preservation method for a green-husk walnut. The method comprises the following steps: picking up late variety of walnut 10-15 days before the picking time, entering the picked walnut into an onion and garlic preservative to be processed, and then enclosing the green-husk walnut into a preservative bag to be sealed together with a gauze bag filled with a fresh-keeping material; preserving a space of 1 / 10 to 1 / 5 in the top of the preservative bag; and putting the preservative bag into a cave or a refrigeration house, of which the temperature is -1 DEG C to 0 DEG C and the relative humidity is 60-70%, to be stored. The preservation method for the green-husk walnut is low in carbon and environmental friendly; and the fruit availability of the green-husk walnut stored by the method can be up to about 95% after the green-husk walnut is stored for 70-100 days.

The invention provides a refrigerator. The refrigerator comprises a box body, an air-out device and an air flue assembly, wherein the box body is internally provided with a cooling space and at least one storage space; the air-out device is provided with a peripheral wall portion which extends along the longitudinal direction of the box body and a first axial end portion which is arranged on one end of the peripheral wall portion; a plurality of first air outlets are formed in the peripheral wall portion, and a plurality of second air outlets are formed in the first axial end portion; the air flue assembly is mounted on the box body; the air flue assembly is provided with an accommodating cavity for accommodating the air-out device and a first air flue layer and a second air flue layer which are successively arranged along the longitudinal direction of the box body; the first air flue layer comprises a plurality of first air flues and an air flow flowing out of the cooling space flows from the plurality of air outlets of the air-out device and the plurality of first air flues to the at least one storage space; the second air flue layer comprises a plurality of second air flues and an air flow flowing out of the cooling space flows from the plurality of second air outlets of the air-out device and the plurality of second air flues to the at least one storage space. The refrigerator is reasonable in structural design and can effectively supply air.

The invention provides an automatic vending machine and a data processing method thereof, and an automatic vending system. The automatic vending machine includes a case body, at least one sale area arranged in the case body and a door body connected to the case body and used for enclosing the sales areas. The data processing method includes determining the entering of automatic sale flow, and detecting the opening and closing events of the door body; starting shooting devices on the automatic vending machine after the door body is determined to be opened, shooting change images of the commodities in the sale areas and / or motion images that users take and place the commodities, and determining commodity changing situations in the sale areas according to the shot images; detecting the weightof the commodities in operated sale areas after the door body is determined to be closed so that the variable quantity of weight before and after taking and placing operation can be obtained; and judging whether the variable quantity of weight is corresponding to the changing of the commodities determined by images, generating consumption billing information according to the changing of the commodities if yes so as to report to network management equipment to perform settlement. Therefore, user experience can be enhanced.

The invention discloses an intelligent refrigerator and a method for managing food based on the intelligent refrigerator. The intelligent refrigerator comprises a refrigerator body, a cabinet door, acompartment, a control system, a temperature control module, a camera, a gas sensitive sensor, an alarm module, a display screen, a power supply module and a wireless communication module, wherein thetemperature control module, the camera and the gas sensitive sensor are electrically connected with the input end of the control system for uploading data such as monitored smell of food in the refrigerator, picture information and environment temperature to the control system to process; the alarm device, the wireless communication module and the power supply module are electrically connected with the output end of the control system; the display screen is electrically connected with the wireless communication module; and food information processed by the control system is sent to the display screen to display and to the alarm module to remind through the wireless communication module. Compared with the prior art, the intelligent refrigerator has functions of temperature monitoring, fooddisplay and overdue reminding, and is convenient for life of people.

The invention provides a refrigerator, which comprises a refrigerator body and a detection assembly, wherein a storage compartment is limited in the refrigerator body; the capacity of the storage compartment is less than or equal to a preset threshold; the detection assembly is arranged in the storage compartment and at least comprises a light-sensitive apparatus and a capacity calculation device; the light-sensitive apparatus is configured to detect visible light intensity and infrared light intensity of the position where the detection assembly is located; the capacity calculation device is connected with the detection assembly and is configured to acquire the visible light intensity and the infrared light intensity, and calculate the capacity available of the storage compartment according to the visible light intensity and the infrared light intensity. According to the refrigerator provided by the invention, the detection assembly is arranged in the storage compartment with the capacity available being less than or equal to the preset threshold, the used capacity of the storage compartment of the refrigerator is detected by utilizing an optical principle, the detection result is accurate, a door body of the refrigerator does not need to be opened, the usage experience of a user is improved, and the favorable storage environment is kept for food.

The invention provides a refrigerator. The refrigerator comprises a refrigerator body, a rack component, a synchronous belt transmission component, a sliding block and an infrared sensing device; a storage chamber is restricted to the interior of the refrigerator body, the rack component comprises one or more partition boards arranged horizontally, so that the storage chamber is divided into multiple storage spaces in the vertical direction, the synchronous belt transmission component is arranged in the storage chamber and located in the same vertical plane with a synchronous belt, the synchronous belt comprises a vertical segment which penetrates through the multiple storage spaces and is arranged vertically, the sliding block is fixedly arranged on the vertical segment so that the sliding block can be driven by the synchronous belt transmission component to move vertically, the infrared sensing device is fixedly arranged on the sliding block and towards the storage chamber, the infrared sensing device is assembled to sense and test infrared rays released by objects placed on the multiple storage spaces, and the surface temperature of the objects is confirmed. By means of the refrigerator, the best storage environment can be provided for food in the refrigerator, nutrition draining of the food is reduced, and the hardware cost of the sensor is saved.