33results about How to "Understand the temperature" patented technology

The invention discloses a method and device for marking plant carbon isotopes. The method comprises following steps: sowing seed in the cultivating disk which located in the soil; putting cultivating disk into air- tight box; adding sodium carbonate marked with carbon-14 or carbon- 13 under air- tight condition, carrying out reaction with hydrochloric acid in reaction tank to generate carbon dioxide for plant photosynthesis. The carbon dioxide in box is mixed with electrical fan, and light is replenished with daylight lamp, the temperature and humidity are reduced by using cooling tube, and water is added into cultivating disk with fluid infusion bottle. The plant marked with carbon- 13 or carbon- 14 is got after cultivation. The invention is characterized by simple and safe operation, prevention of carbon marked with carbon isotopes escape, increased utilization coefficient of carbon isotopes, suitability for carbon isotopes mark for various plants, especially for woody plant.

The invention provides a cable and relates to the field of power cables. The cable comprises a wire, a high-temperature-resistant insulated layer, a shielding layer, and a protective layer. The high-temperature-resistant insulated layer, the shielding layer, and the protective layer are all hollow structures. The high-temperature-resistant insulated layer wraps the wire. The shielding layer wraps the high-temperature-resistant insulated layer. The protective layer wraps the shielding layer. The outer surface of the protective layer is equipped with a temperature-sensitive variable-color layer. The cable is not liable to soften and is good in signal shielding effect. The temperature of the outer surface of the wire can be conveniently known and the use safety of the cable is effectively guaranteed.

The invention provides a water cup. The water cup comprises a cup body and a hollow cup handle. The water cup is characterized in that a temperature-sensing unit, a circuit board, a display screen, an alarming unit and a power source are mounted on the water cup. According to the water cup provided by the invention, the functions of displaying water temperature and reminding are added on the existing water cup, so that users can intuitively know the temperature of drink in the water cup, the users can be reminded at a specific temperature, and thus, the water cup brings convenience for the lives of people.

The invention relates to a water-saving hot pipe of a water heater. The water-saving hot pipe of the water heater comprises an outer pipe, the outer pipe comprises a fixing layer, a heat preservationlayer and a protection layer, a water-saving strip is arranged on the axis of the outer pipe, the water-saving strip comprises supporting pieces, a water-saving bag made of an elastic material is hermetically wrapped outside the water-saving strip, the inner wall of the water-saving bag is fixedly connected with the side walls, close to the outer sides, of the supporting pieces, the water-saving bag communicates with a gas guide valve arranged on the wall of the outer pipe, adjusting pieces are arranged on the inner pipe wall of the outer pipe, the adjusting pieces are made of thermal expansion strips, when the adjusting pieces are heated, the adjusting pieces expand in the radial direction of the outer pipe, each adjusting piece is arranged between the two adjacent supporting pieces, andthe side walls of the adjusting pieces are fixedly connected with the outer wall of the water-saving bag. According to the water-saving hot pipe, residual water in the hot water pipe can be effectively reduced when water is not used, so that waste of water resources is reduced, and meanwhile, the waiting time for water use is shortened.

The invention discloses a standardized sow breeding pigsty on a family farm, and belongs to the field of breeding pigsties. In the standardized sow breeding pigsty on the family farm, a movable plateand a dung accumulation tank are arranged on the bottom surface within a wall body, dung of sows fall through a front edge hole the movable plate into the dung accumulation tank below, a cleaning device is arranged inside the dung accumulation tank, the dung is pushed to a sewage draining exit through the reciprocating motion of the cleaning device, and are then fed into a biogas tank through a sewage pipe, a control panel performs on-off control of a biogas valve, while cleaning the dung, an electromagnetic valve B can be opened through the control panel, water flow enters a flushing pipe orifice through a branch pipe to flush the dung accumulation tank, the biogas tank is converted into a power supply device and a heating device through fermentation for daily cleaning and full-warming use, and environment is protected while waste is recycled.

The invention discloses a voltage transformer cabinet monitored on line in real time. The voltage transformer cabinet comprises a cabinet body, wherein a voltage transformer is arranged in an inner cavity of the cabinet body; an output end of a first central processing unit is electrically connected with the input end of a wireless transmitting device; the output end of the wireless transmitting device is in signal connection with the input end of a wireless receiving module; an output end of the wireless receiving module is electrically connected with the input end of a signal processing module; an output end of the signal processing module is electrically connected with the input end of a second central processing unit; an output end of the second central processing unit is electrically connected with the input end of an alarm module; the output end of the second central processing unit is electrically connected with the input end of a display module. By adopting the voltage transformer cabinet, the running condition of equipment in the voltage transformer cabinet can be monitored in real time, the equipment can be maintained in time, and property safety and normal running of the equipment are ensured.

The invention belongs to the technical field of computer hardware and concretely provides a multifunctional computer display comprising a display screen, a pedestal and an internal power supply circuit. A rack is fixed on an upper frame of the display screen; the rack is provided with a supporting rod; the supporting rod is equipped with an illuminating light electrically connected with the internal power supply via an illuminating switch; a lamp cover is further installed on the upper frame of the display screen; and a right frame of the display screen is provided with an electronic thermometer, an electronic moisture meter and an electronic meter electrically connected with the internal power supply. With the illuminating light, the electronic thermometer, the electronic moisture meter and the electronic meter on the display, the display can work as a table light for illuminating at night and a user can check on time and learn indoor temperature and humidity; and the display is multifunctional.

The invention provides a color-changing label for transporting fruits and vegetables. The color-changing label includes an adhesive layer, a base layer, a color-changing layer and a protective layer from bottom to top. and time-varying regions. Compared with traditional color-changing labels, the color-changing labels for fruit and vegetable transportation provided by the present invention can detect the transportation environment of fruits and vegetables more, so that users can learn more about the temperature, relative humidity, and transportation time of fruits and vegetables in the container during actual transportation and so on.

The invention discloses a cable, which includes two cable cores, the outer surfaces of the two cable cores are respectively coated with inner sheaths, and a connecting ring is integrally connected between the inner sheaths outside the two cable cores. The inner sheath outside the two cable cores and the outside of the connecting ring are covered with a high-temperature-resistant insulating layer, the outside of the high-temperature-resistant insulating layer is covered with a shielding layer, and the outside of the shielding layer is covered with a protective layer. The exterior of the protective layer is covered with a thermosensitive color-changing layer. The advantages of the present invention are: the cable structure of the present invention is simple, effectively improves the tensile performance of the cable core, can effectively ensure that the cable is not easy to soften due to high temperature, prevents breakdown by overloaded current, and can play a role of signal shielding, Avoid interfering with the signal transmission of other signal lines. During use, you can easily know the temperature of the outer surface of the wire according to the color of the thermochromic layer, so that the power can be cut off quickly when the cable is overheated, ensuring safe and convenient use.

The invention discloses a horizontal transportation storage tank. The horizontal transportation storage tank comprises a terminal device, a tank body and a tank cover. An opening is formed in the tank body. The tank cover is arranged at the opening and seals the tank body. The inner wall of the tank body is coated with a glassed steel coating. A temperature measurement hole, a pressure measurement hole and a liquid level hole are formed in the upper end of the tank body. An infrared thermometer is arranged in the temperature measurement hole. A pressure meter is arranged in the pressure measurement hole. A liquid level meter is arranged in the liquid level hole. The tank body is provided with an alarm. A wireless transceiver is arranged in the alarm. The alarm is connected with the infrared thermometer, the pressure meter and the liquid level meter. The terminal device is connected with the wireless transceiver. By means of the manner, the sealing performance and the safety performance of the storage tank can be effectively improved, temperature, pressure and other situations of liquid in the storage tank can be visually known, and accidents in the transportation process are avoided through real-time monitoring of the wireless transceiver.

The invention relates to an intelligent tire comprehensive real-time monitoring safety system, and relates to the technical field of automobile safety, in particular to the intelligent tire comprehensive real-time monitoring safety system. The system involves a power module, an information acquisition module, a micro-processing module, a prompt module and an image module, wherein the power moduleis connected with the information acquisition module, the micro-processing module, the prompt module and the image module, and the micro-processing module is connected with the information acquisitionmodule, the prompt module and the image module. After the technical scheme is adopted, the system has the beneficial effects that an intelligent tire can be monitored through the system in real time,the temperature and the abrasion condition of the intelligent tire can be known, the road surface condition can also be known through images, the system has a night vision function, and thus the safety is improved.

The invention discloses a working cabinet for electric power security. The working cabinet for electric power security comprises a cabinet body and a cabinet door, wherein the interior of the combined cabinet body is partitioned into a plurality of cavities through building block partition plates; a dehumidification drying machine and a ceramic moisture absorption disc are arranged in the cabinet body; the dehumidification drying machine is connected with a microcomputer controller through a moisture absorption and removal circulation system; and the cabinet door is a transparent glass door and an LED display screen which is connected with the microcomputer controller is arranged on the cabinet door. The working cabinet for electric power security is high in moisture absorption, and damage-proof and dust-proof functions, and capable of guaranteeing the insulativity of electric power tools.

The invention provides an intelligent city street lamp system based on internet of things and an operation method thereof. The system includes a street lamp management terminal, a street lamp monitoring substation and each street lamp control terminal; the street lamp management terminal and the street lamp monitoring substation are communicated through a GPRS, and the street lamp monitoring substation is communicated with the street lamp control terminal through a power line carrier; street lamps are controlled by operating a PC terminal and a mobile terminal, and operation includes street lamp control and detection, pavement monitoring, environment monitoring and an alarm device; moreover, charging function, WiFi function and the like are provided, and the functions of street lamp management and monitoring, pavement monitoring, environment monitoring and the like are achieved, which greatly simplifies difficulties in the street lamp management; moreover, a center control terminal canintegrate and store data obtained from pavement monitoring and environment monitoring. The system achieves the control of the individual and simultaneous operation of each street lamp node, is provided with the alarm device and anti-theft function, and can also monitor pavement and environment in real time, and the system provides WiFi and power supply of electric cars in real time, and facilitates the life.

The invention relates to the technical field of power supply and distribution of a power system, and discloses a separated compact buried box-type substation, which comprises an underground box installed under the ground, a ventilation column installed at the top of the ground, a heat dissipation box and a low-voltage cabinet installed on the upper surface of the ground, and a wire outlet hole formed in one side of the underground box, a waterproof chuck is installed in the wire outlet hole, a wire outlet pipe is arranged in the waterproof chuck, the other end of the wire outlet pipe is communicated with the low-voltage cabinet, a bridge frame is fixedly connected to the inner wall of one side of the underground box, a transformer is installed in the underground box, an air inlet hole is formed in one side of the underground box, and an air inlet pipe is arranged in the air inlet hole. The box-type substation can be split into three independent modules, namely the underground box, theheat dissipation box and the low-voltage cabinet, free and flexible combination and installation are realized, the limitation of a site is avoided, the high-voltage cabinet does not need to be configured on site, only the low-voltage cabinet and the ventilation column which occupy extremely small ground are left on the ground part, and the occupied area is reduced.

The invention relates to a remote monitoring system of a diesel generating set, which belongs to the technical field of diesel generating set monitoring and comprises a main body, a control module is arranged on the front surface of the main body, a plurality of groups of heat dissipation grooves are formed in positions, close to the bottom, of two inner side walls of the main body, and a storage groove is formed in the upper end of the main body. A display module is arranged at the position, close to one side, between the inner side walls of the storage groove, and an adjusting mechanism is arranged between the inner bottom end of the storage groove and the display module; the system further comprises an acquisition sensor, an anomaly detection module, a monitoring camera, a cloud server and a data center. According to the remote monitoring system for the diesel generating set, the temperature sensor and the voltage sensor are matched with the monitoring camera, so that a worker can clearly know the temperature and voltage changes when the diesel generating set works, the diesel generating set can be remotely monitored conveniently, the inclination angle of the display module can be adjusted, and the working efficiency is improved. Therefore, the staff can better observe the information displayed on the surface of the display module.

The invention discloses a vacuum cup capable of automatically detecting water quality, and belongs to the field of living goods. The vacuum cup capable of automatically detecting the water quality comprises a temperature detector, electrode slices and a display screen; the temperature detector is arranged on the cup bottom and used for detecting the temperature of water contained in the vacuum cup; two electrode slices are respectively arranged on two centrosymmetric sides of the cup bottom and used for detecting the quality condition of water in the vacuum cup; and the display screen can display the quality value and temperature value of water in the vacuum cup. Beneficial effects are that a user can timely and accurately know the quality condition and temperature of water in the vacuum cup, and the user can be prevented from drinking polluted water by mistake and drinking too cool or too hot water, and unnecessary troubles are avoided.

The invention provides a helmet control method and device and a helmet, the helmet comprises a temperature adjusting assembly, the temperature adjusting assembly comprises a plurality of PN junctions and a power supply, and the PN junctions are electrically connected to the power supply in parallel; the helmet control method comprises the following steps: acquiring a current first temperature in the helmet; determining an absolute value of a first temperature difference between the first temperature and a set temperature; and according to the relationship between the absolute value of the first temperature difference and a preset temperature difference, controlling the power-on number of PN junctions. According to the relation between the absolute value of the first temperature difference between the first temperature and the set temperature and the preset temperature difference, the power-on number of PN junctions in the temperature adjusting assembly is controlled, the current of the temperature adjusting assembly is changed, the temperature in the helmet is adjusted, the difference between the temperature in the helmet and the set temperature is reduced, a wearer is in a comfortable environment, and the comfort of the wearer is improved. The attention of the wearer is prevented from being distracted, the safety is high, and the user experience is improved.

The invention discloses a control system of an automatic production line for coating process pretreatment. The system comprises a scanner, temperature sensors, pH sensors, a processor, a display device and a bar code. The scanner, the temperature sensors, the pH value sensors and the display device are electrically connected with the processor. The bar code is used for recording batch informationof workpieces; the scanner is used for acquiring bar code information and transmitting the information to the processor. The temperature sensors are respectively arranged in a hot water washing tank,a pre-degreasing tank and a main degreasing tank. The pH value sensors are respectively arranged in the pre-degreasing tank, the main degreasing tank and a phosphating tank. The temperature sensors are used for detecting temperatures of tank liquor and transmitting the temperatures to the processor; the pH value sensors are used for detecting the pH values of the tank liquor and transmitting the pH values to the processor; and the processor acquires and stores bar code information as well as the corresponding tank liquor temperatures and tank liquor pH values and outputs the information to thedisplay device. The control system has the advantage of automatically detecting and recording detection results. The invention further discloses a control method of an automatic production line for coating process pretreatment.

The invention provides an LED street lamp with an alarm and a temperature and humidity meter. The LED street lamp with the alarm device and the temperature and humidity meter comprises a lamp pole. An alarm device is mounted at the top end of the lamp pole. The lamp pole is provided with an arranging cavity for the temperature and humidity meter. The temperature and humidity meter is mounted in the arranging cavity. Therefore, the LED street lamp with the alarm device and the temperature and humidity meter solves the problem that an existing LED street lamp does not have alarm and temperature and humidity metering functions. When a person is in danger at night, the person can use the alarm device for protecting himself at the first time by using an alarm switch on the street lamp. In addition, people can learn about the temperature and the humidity of the ambient in which the street lamp is located according to the temperature and humidity display on the street lamp. The LED street lamp with the alarm device and the temperature and humidity meter makes life easier for people, is simple in structure and expands functions of the existing LED street lamp.

The invention belongs to the technical field of electronic products and provides a notebook computer with a hygrothermograph and a cell phone. The notebook computer comprises a notebook computer display screen plate and a notebook computer host operation panel. The cell phone is arranged at the lower right portion of the outer surface of the notebook computer display screen plate, and the hygrothermograph is arranged at the upper left portion of the outer surface of the notebook computer display screen plate. The notebook computer solves the problem that an existing notebook computer is not provided with the hygrothermograph and the cell phone. The hygrothermograph, the cell phone and the notebook computer are combined into a whole well, people can conveniently communicate instantly, use other functions of the cell phone instantly, know the temperature and humidity of the surrounding and reasonably arrange work and life, convenience is brought to work and life of people, and the life quality is improved.

The invention discloses a greenhouse gardening cooling device with high practicability. The greenhouse gardening cooling device comprises a shell, a motor is arranged in an inner cavity of the shell,an output end of the motor penetrates through the left side of the shell to be fixedly connected with fan blades, a protective hood is installed at the left side of the shell, a water tank is installed at the top of the protective hood, a water filling opening is communicated with the top of the water tank, and a detection module is installed at the left side of the water tank. Through mutual cooperation of the motor, the fan blades, the detection module, a temperature sensor, a comparison module, a single-chip microcomputer, a feedback module, an editing module, a keyboard, a keyboard port, adisplay screen and a power source module, the problem that an existing cooling device is poor in practicability is solved. During use, the greenhouse gardening cooling device can judge the temperature inside a greenhouse, thus the motor is controlled to work, and therefore the labor force is reduced, the using cost of the cooling device is also lowered, the use of the device by a user is facilitated, and the greenhouse gardening cooling device is suitable for being applied and popularized.

The invention relates to a screw parallel unit cooled through working medium direct expansion oil. The liquid outlet end of a liquid storage device is provided with a liquid supply main pipe in a connected manner; a first stop valve is fixedly mounted on the liquid supply main pipe; a liquid supply branch pipe is connected between the liquid inlet end of a heat exchanger and the liquid supply mainpipe; a first filter, a second stop valve, an electromagnetic valve and an electronic expansion valve are fixedly mounted on the liquid supply branch pipe in sequence; a butt joint pipe is connectedand mounted between the electromagnetic valve and the electronic expansion valve; the gas outlet end of the heat exchanger and the gas inlet end of an air return main pipe are connected with an air return branch pipe; a third stop valve is fixedly mounted on the air return branch pipe; the oil outlet end of the heat exchanger is provided with an oil return pipe in a connected manner; and a fourthstop valve and an oil pump are fixedly mounted on the oil return pipe in sequence. According to the screw parallel unit cooled through the working medium direct expansion oil, the cooling effect of ascrew unit is good, the cooling temperature is balanced, and equipment does not need to be additionally provided with parts and is easy to install.