Abstract: A virtual machine management method and apparatus, a device, and a readable storage medium. The virtual machine management method is applied to a private cloud, and comprises: acquiring a SELinux label, the SELinux label comprising five elements: User, Role, Type, Sensitivity, and Category (S101); setting elements other than Category in the SELinux label as default values (S102); assigning different values to Category according to a preset Category variable combination so as to obtain multiple non-duplicate label groups (S103); and configuring each label group to a virtual machine in the private cloud, so that virtual machines configured with the same label group communicate with each other, and virtual machines configured with different label groups are isolated from each other (S104).

Abstract: A virtual machine management method and apparatus, a device, and a readable storage medium. The virtual machine management method is applied to a private cloud, and comprises: acquiring a SELinux label, the SELinux label comprising five elements: User, Role, Type, Sensitivity, and Category (S101); setting elements other than Category in the SELinux label as default values (S102); assigning different values to Category according to a preset Category variable combination so as to obtain multiple non-duplicate label groups (S103); and configuring each label group to a virtual machine in the private cloud, so that virtual machines configured with the same label group communicate with each other, and virtual machines configured with different label groups are isolated from each other (S104).

Abstract: A method for monitoring tire safety is adopted for use on a vehicle equipped with a plurality of tires, a plurality of tire detection units located respectively on each tire to detect the interior conditions thereof, and an electronic device which forms information link with each tire detection unit. The method includes: each tire detection unit measures a corresponding tire measurement parameter; next, the tire measurement parameter is set in a tire status variation calculation formula and a contour variation calculation formula to calculate a plurality of parameters that represent each tire; next, calculate variation amounts of the parameters in an inspection time and convert to a status gradient data; then judge whether the status gradient data are coincided. Redo execution of the previous steps if the judged outcome is positive; otherwise generate an alarm signal about an abnormal condition through an electronic device to alert the vehicle driver.

Abstract: A tire pressure monitoring system includes a plurality of tire pressure sensing modules and an information display module in information connection with the tire pressure sensing modules. The tire pressure sensing modules are installed at respective tires of a vehicle to transmit tire condition information of the respective tires and device identification codes to the information display module. The information display module includes a data processing unit associating each of the device identification codes with a device selection code and a stepless knob controlled to output at least one selection signal to the data processing unit. Upon receiving the selection signal, the data processing unit determines the corresponding device selection code according to the selection signal to read the corresponding tire condition information, thereby allowing a user to quickly learn the tire condition of any tire of the vehicle.

Abstract: A method for monitoring tire safety is adopted for use on a vehicle equipped with a plurality of tires, a plurality of tire detection units located respectively on each tire to detect the interior conditions thereof, and an electronic device which forms information link with each tire detection unit. The method includes: each tire detection unit measures a corresponding tire measurement parameter; next, the tire measurement parameter is set in a tire status variation calculation formula and a contour variation calculation formula to calculate a plurality of parameters that represent each tire; next, calculate variation amounts of the parameters in an inspection time and convert to a status gradient data; then judge whether the status gradient data are coincided. Redo execution of the previous steps if the judged outcome is positive; otherwise generate an alarm signal about an abnormal condition through an electronic device to alert the vehicle driver.

Abstract: A tire pressure sensor is installed on a tire rim which includes an assembly through hole. The tire pressure sensor includes a sensor body, a gas intake nozzle fixed on the tire rim and connected to the sensor body, and a gas nozzle assembly member to couple with the sensor body and the gas intake nozzle. The sensor body includes a gas nozzle assembly hole to couple with the gas intake nozzle, a tire pressure sensing module disposed in the sensor body for detecting a tire pressure, and an update connection port electrically connected to the tire pressure sensing module. Through the update connection port, the tire pressure sensing module receives an update firmware data for updating firmware stored therein in response to different applications.

Abstract: An adjustable tire pressure detector is installed on a tire rim, and includes a detector body, a gas intake nozzle and a gas nozzle assembly member. The detector body includes a housing and a gas nozzle assembly hole. The gas nozzle assembly hole includes two parallel limiting contact surfaces and at least one connecting surface connecting the two limiting contact surfaces. The gas intake nozzle includes two compact surfaces corresponding to and tightly pressing against the limiting contact surfaces, at least one abutting contact surface connecting the compact surfaces and contacting with the connecting surface, and an assembly hole facing the gas nozzle assembly hole. A distance between the two compact surfaces gradually increases from the coupling section towards the gas intake section. The gas nozzle assembly member is coupled with the assembly hole of the gas intake nozzle to fasten the gas intake nozzle onto the detector body.

Abstract: A tire pressure monitoring system includes a plurality of tire pressure sensing modules and an information display module in information connection with the tire pressure sensing modules. The tire pressure sensing modules are installed at respective tires of a vehicle to transmit tire condition information of the respective tires and device identification codes to the information display module. The information display module includes a data processing unit associating each of the device identification codes with a device selection code and a stepless knob controlled to output at least one selection signal to the data processing unit. Upon receiving the selection signal, the data processing unit determines the corresponding device selection code according to the selection signal to read the corresponding tire condition information, thereby allowing a user to quickly learn the tire condition of any tire of the vehicle.

Abstract: An adjustable tire pressure detector is installed on a tire rim, and includes a detector body, a gas intake nozzle, and a gas nozzle assembly member for fastening the gas intake nozzle onto the detector body. The detector body includes a housing and a gas nozzle assembly portion. The gas nozzle assembly portion includes two parallel limiting contact surfaces, an assembly surface connecting the two limiting contact surfaces and including an opening, and an assembly space surrounded by the two limiting contact surfaces and the assembly surface. The gas intake nozzle includes a coupling section inserted in the assembly space and a gas intake section connected to the coupling section. The coupling section includes two assembly contact surfaces corresponding to the limiting contact surfaces, and an arched assembly surface connecting the two assembly contact surfaces, including a ventilation hole and being in line contact with the assembly surface.

Abstract: A method for judging abnormal loading of vehicles includes the steps of: receive a plurality of tire pressures generated by a tire pressure detection unit during a plurality of inspection time periods and calculate variation amount of the tire pressures and convert to a gradient data; judge whether the gradient data is positive in value, if positive, calculate the tire pressure obtained at the last time and tire parameters via a tire sinking amount calculation formula to get a tire deformation amount, and calculate the tire pressure obtained at the last time and the tire parameters via a loading calculation formula to get a tire loading data; and compare the tire loading data and the tire deformation amount via a tire abnormal condition; judge the vehicle in abnormal loading if the tire loading data and the tire deformation amount coincide with the tire abnormal condition.

Abstract: An adjustable tire pressure detector is installed on a tire rim, and includes a detector body, a gas intake nozzle, and a gas nozzle assembly member for fastening the gas intake nozzle onto the detector body. The detector body includes a housing and a gas nozzle assembly portion. The gas nozzle assembly portion includes two parallel limiting contact surfaces, an assembly surface connecting the two limiting contact surfaces and including an opening, and an assembly space surrounded by the two limiting contact surfaces and the assembly surface. The gas intake nozzle includes a coupling section inserted in the assembly space and a gas intake section connected to the coupling section. The coupling section includes two assembly contact surfaces corresponding to the limiting contact surfaces, and an arched assembly surface connecting the two assembly contact surfaces, including a ventilation hole and being in line contact with the assembly surface.

Abstract: An adjustable tire pressure detector is installed on a tire rim, and includes a detector body, a gas intake nozzle and a gas nozzle assembly member. The detector body includes a housing and a gas nozzle assembly hole. The gas nozzle assembly hole includes two parallel limiting contact surfaces and at least one connecting surface connecting the two limiting contact surfaces. The gas intake nozzle includes two compact surfaces corresponding to and tightly pressing against the limiting contact surfaces, at least one abutting contact surface connecting the compact surfaces and contacting with the connecting surface, and an assembly hole facing the gas nozzle assembly hole. A distance between the two compact surfaces gradually increases from the coupling section towards the gas intake section. The gas nozzle assembly member is coupled with the assembly hole of the gas intake nozzle to fasten the gas intake nozzle onto the detector body.

Abstract: A tire pressure sensor is installed on a tire rim which includes an assembly through hole. The tire pressure sensor includes a sensor body, a gas intake nozzle fixed on the tire rim and connected to the sensor body, and a gas nozzle assembly member to couple with the sensor body and the gas intake nozzle. The sensor body includes a gas nozzle assembly hole to couple with the gas intake nozzle, a tire pressure sensing module disposed in the sensor body for detecting a tire pressure, and an update connection port electrically connected to the tire pressure sensing module. Through the update connection port, the tire pressure sensing module receives an update firmware data for updating firmware stored therein in response to different applications.

Abstract: A battery-replaceable tire pressure sensor is installed on a tire rim with an assembly through hole formed thereon, and includes a sensor body, a gas intake nozzle connected to the sensor body, and a gas nozzle assembly member coupling with the sensor body and the gas intake nozzle. The sensor body includes a tire pressure sensing module disposed therein for detecting a tire pressure, a battery accommodating portion accommodating at least one battery, a cover screwed with the battery accommodating portion, and a gas nozzle assembly hole for the gas nozzle assembly member to penetrate. The gas intake nozzle includes a coupling section inserted into the gas nozzle assembly hole, and a gas intake section connecting to the coupling section, penetrating through the assembly through hole, and extending outside the tire rim for gas to input.

Abstract: An information processing adapter for an on-board diagnostic (OBD) includes an input connector inserted into a socket of the OBD, a circuit board connected to the input connector and a first output connector connected to the circuit board. The circuit board has a controller area network (CAN) transceiver and a microcontroller. The adapter gets vehicle driving information through the input connector and transmits to the microcontroller through the CAN transceiver to perform interpretation and format conversion, then sends the converted vehicle driving information to an external electronic device through the first output connector. With the format of vehicle driving information converted by the adapter, the information can be directly displayed or stored in various electronic devices without specific specification.

Abstract: A tire pressure gauge includes a holder, an air intake seat, and a detection device coupled with the air intake seat. The holder and air intake seat have respectively a first positioning ring and a second positioning ring. A fastening and unfastening tool of the tire pressure gauge includes an outer barrel and an inner barrel held in the outer barrel. The outer barrel has a first anchor portion to latch the first positioning ring. The inner barrel has a second anchor portion to latch the second positioning ring. The outer barrel and inner barrel respectively drive the holder and air intake seat to be fastened to an air nozzle of a vehicle tire, and the holder and air intake seat are butted tightly to allow the tire pressure gauge to be securely installed on the air nozzle of any type of vehicles through the fastening and unfastening tool.

Abstract: An on-board diagnostic (OBD) adapter includes an input connector, a first output connector and a second output connector. The input connector is electrically connected to the first and second output connectors through a circuit board. The input connector is inserted into a socket of the OBD to capture vehicle driving information from the OBD and transmit the vehicle driving information to the first and second output connectors. The first output connector is formed in a specification the same as the socket of the OBD. The second output connector is formed in a specification different from the socket of the OBD. The adapter provides connection with the OBD with the same or different connector to improve usability.

Abstract: A tire pressure gauge includes a holder, an air intake seat, and a detection device coupled with the air intake seat. The holder and air intake seat have respectively a first positioning ring and a second positioning ring. A fastening and unfastening tool of the tire pressure gauge includes an outer barrel and an inner barrel held in the outer barrel. The outer barrel has a first anchor portion to latch the first positioning ring. The inner barrel has a second anchor portion to latch the second positioning ring. The outer barrel and inner barrel respectively drive the holder and air intake seat to be fastened to an air nozzle of a vehicle tire, and the holder and air intake seat are butted tightly to allow the tire pressure gauge to be securely installed on the air nozzle of any type of vehicles through the fastening and unfastening tool.

Abstract: An on-board diagnostic (OBD) adapter includes an input connector, a first output connector and a second output connector. The input connector is electrically connected to the first and second output connectors through a circuit board. The input connector is inserted into a socket of the OBD to capture vehicle driving information from the OBD and transmit the vehicle driving information to the first and second output connectors. The first output connector is formed in a specification the same as the socket of the OBD. The second output connector is formed in a specification different from the socket of the OBD. The adapter provides connection with the OBD with the same or different connector to improve usability.

Abstract: An information processing adapter for an on-board diagnostic (OBD) includes an input connector inserted into a socket of the OBD, a circuit board connected to the input connector and a first output connector connected to the circuit board. The circuit board has a controller area network (CAN) transceiver and a microcontroller. The adapter gets vehicle driving information through the input connector and transmits to the microcontroller through the CAN transceiver to perform interpretation and format conversion, then sends the converted vehicle driving information to an external electronic device through the first output connector. With the format of vehicle driving information converted by the adapter, the information can be directly displayed or stored in various electronic devices without specific specification.