41results about How to "Convenient automatic switching" patented technology

The invention relates to an automatic coil changing type pole piece slitting machine for battery production. The automatic coil changing type pole piece slitting machine for the battery production comprises a machine body and outer seats. Rollers are arranged below the left end and the right end of the machine body, and bridging mechanisms are connected to the outer sides of the rollers. Connecting mechanisms are fixed to the outer walls of the bridging mechanisms, inner grooves are formed in the outer sides of the connecting mechanisms, upper clamping mechanisms are connected to the outer walls of the upper ends of the connecting mechanisms, and hydraulic rods are fixed to the upper ends of the upper clamping mechanisms. Bridging sliding channels are arranged on the outer sides of the middle parts of the upper clamping mechanisms, hydraulic air cylinders are arranged at the upper ends of the hydraulic rods, inner chambers are formed above the rollers, bridging seats are fixed to the left side and the right side of the upper ends of the machine body, and rotating shafts are mounted on the middle parts of the bridging seats. The automatic coil changing type pole piece slitting machine for the battery production has the beneficial effects that the automatic coil changing type pole piece slitting machine for the battery production is provided with the outer seats and inner seats,and the horizontal orientation of the inner seats can be conveniently adjusted through the bridging and sliding between the outer seats and the inner seats, so that the inner seats are conveniently adjusted for better and convenient use.

Disclosed in embodiments of the present invention is a content delivery network (CDN) fault locating method, the method comprising: acquiring two-way detection data items between a source site and a CDN cache server; performing, according to a predetermined anomaly determination criteria, determination with respect to the two-way detection data items individually, and labeling a determination result for each of the data items; and performing analysis and fault location with respect to all of the two-way detection data items and determination results. A health evaluation mechanism for parent cache and source site two-way detection is provided in the embodiments of the present invention, thus enabling automated fault location when a CDN parent cache fails to acquire content from a source site.

The invention discloses a dual-flow-channel water suction pump with convenient automatic switching. The dual-flow-channel water suction pump with convenient automatic switching comprises a bottom plate, a water suction pump body and a drive motor. The left end of the upper surface of the bottom plate is fixedly connected with the water suction pump body through bolts, the right end of a rotating shaft is fixedly connected to the output end of the driving motor, the left end of the rotating shaft is fixedly connected with an impeller body, a water outlet on the upper side of the water suction pump body is fixedly connected with a first elbow by the bolts, the left end of the front side of a flow-dividing pipe is fixedly connected with a first water outlet pipe, the right side wall of the flow-dividing pipe is fixedly connected with a servo motor by the bolts, a water inlet in the left side of the water suction pump body is fixedly connected with a second elbow pipe by the bolts, and anopening in the left side of a filtering box is fixedly connected with a water inlet pipe. According to the dual-flow-channel water suction pump with convenient automatic switching, flow channels are conveniently and automatically switched, and the dual-flow-channel water suction pump is more convenient to use. In addition, filtering treatment is convenient, subsequent cleaning of debris is convenient, and the practicability is improved.

A mobile device that supports a plurality of SIM profiles each corresponding to a different wireless network, measures a current network quality of a first wireless network and obtains network quality information for a second wireless mobile peer device as measured by the mobile peer device. The mobile device switches from the first wireless network to the second wireless network based on the obtained network quality information from the mobile peer device and based on the current network quality of the first wireless network by the mobile device. The network quality measurement received from the mobile peer device is provided through a wireless peer to peer communication link such as a Bluetooth link or other suitable non-internet protocol peer to peer communication link. The mobile peer device also supports a plurality of SIM profiles. Corresponding methods are also described.

The invention discloses a device and method for automatic switching between a plurality of access devices based on a vehicle OBD port. The device includes an input end, an output end and a control circuit board, the input end includes an OBD port connector, the output end includes an OBD port connector and a power port connector or includes two OBD port connectors, two wires extend from the tail of the OBD port connector of the input end and are connected to the OBD port connector and the power port connector of the output end or the two OBD port connectors of the output end, one OBD port connector of the output end is used as a reserved OBD port connector, and the control circuit board is arranged in the OBD port connector of the input end and used for identifying and automatically switching an OBD access device accessed to the output end. The device for automatic switching between a plurality of access devices based on a vehicle OBD port is simple in installation structure, easy to realize and low in cost, and thus facilitates popularization.

The invention relates to the technical field of equipment cabinet heat dissipation and discloses an equipment cabinet liquid cooling system, which comprises a plurality of equipment cabinets, whereinheat dissipation cabinets is arranged on the back sides of the equipment cabinets; a cooling coil is arranged in a cooling chamber; the cooling chamber is filled with a heat conductive medium; the lower end of the cooling coil on each equipment cabinet is connected to a main water inlet pipe through a branch water inlet pipe; the upper end of the cooling coil on each equipment cabinet is connectedto a main water outlet pipe through a branch water outlet pipe; and a water pump is disposed on the main water inlet pipe. The equipment cabinet liquid cooling system further comprises a double watersource heat pump which includes a condenser and an evaporator, wherein a return pipe is connected between the water outlet end of the main water outlet pipe and the water inlet end of the main waterinlet pipe, passes through the evaporator, and is provided with a valve A; a water tank is arranged between the return pipe and the main water inlet pipe; a valve B is arranged between the water tankand the main water inlet pipe; a valve C is arranged on the water inlet end of a hot water pipe; valves D are arranged on the branch water inlet pipes of respective equipment cabinets; and a valve E is arranged at the water inlet end of a cold water pipe. The equipment cabinet liquid cooling system has high heat dissipation efficiency and good dustproof performance.