月饼盒

包装袋（片状氢氧化钠）

SOLAR CHARGING SYSTEM AND CONTROL METHOD THEREFOR

Provided are a solar charging system and a control method therefor, the solar charging system comprising: a first battery pack; a photovoltaic power generation assembly; a second battery pack; a DC/DC converter; and a control assembly, wherein the first battery pack is electrically connected to the second battery pack by means of the DC/DC converter; the second battery pack is electrically connected to the photovoltaic power generation assembly; and the control assembly is used for detecting a voltage of the second battery pack and controlling, according to the voltage, the connection/disconnection between the DC/DC converter and the second battery pack. The solar charging system and the control method therefor can make full use of electric energy converted by a photovoltaic power generation assembly, thus improving the solar energy utilization rate.

FUEL CONTROL SYSTEM FOR ALCOHOL AND GASOLINE DUAL-FUEL ENGINE AND CONTROL METHOD THEREOF

A fuel control system for alcohol and gasoline dual-fuel engine and a control method thereof are provided. The control system includes a main fuel supply system and an auxiliary fuel supply system. The main fuel supply system includes a main fuel tank (6), a main fuel pump (4), a main fuel pipeline (10), a fuel rail (3) and a fuel injector (1) which are communicated in order. The auxiliary fuel supply system includes an auxiliary fuel tank (17), an auxiliary fuel pump (15), an auxiliary fuel pipeline (14) and the fuel rail (3) and the fuel injector (1) shared with the main fuel supply system which are communicated in order. The control method adopts an automobile engine control unit to automatically switch the main fuel supply system and the auxiliary fuel supply system of the control system so as to complete the automatic control to the fuel of alcohol and gasoline dual-fuel engine.

POWER SUPPLY CONTROL DEVICE AND SYSTEM

A power supply control device for an electric vehicle, the device comprising: a solar cell panel (1), disposed on the roof of an electric vehicle and converting solar energy into electric energy; a solar controller (2), connected to the solar cell panel (1) and supplying power to an electric vehicle motor and an electric vehicle battery, and sending electric energy information to a communication module (4); and the communication module (4) for uploading the electric energy information to a cloud server (5). Further disclosed is a power supply control system comprising the power supply control device. An electric vehicle can be charged at any time using the power supply control device and the power supply control system.

Continuous quenching cooling device for H-shaped steel

The invention relates to a continuous quenching and cooling device for H-shaped steel. The device comprises a lateral restraining and positioning system, a bearing and transporting system, an upper restraining and positioning system, a water spraying system and a quenching unit, the lateral restraining and positioning systems are horizontally and symmetrically arranged along the left and right side faces of an H-shaped steel web, the bearing and transporting system is arranged on the lower side of the lower wall face of a lower flange of the H-shaped steel, the upper restraining and positioning system is arranged on the upper side of the upper wall face of an upper flange of the H-shaped steel, and the water spraying system is distributed along the outer side of the periphery of the H-shaped steel. 3-6 quenching units are sequentially arranged at equal intervals, and each quenching unit comprises a lateral restraining and positioning system, a bearing and transporting system, an upper positioning ...

Robotic arm

... 本实用新型公开了机械手臂，该机械手臂至少其中一轴传动所采用的减速机为中空旋转平台减速机。由于本实用新型的机械手臂采用中空旋转平台减速机替换原价格昂贵的谐波传动减速器或RV减速机，因此大大降低了制作成本。机械手臂在安装减速机时，由于无需中间连接件，因此同一轴的固定臂和转动臂可直接和中空旋转平台减速机连接，安装更方便，结构更加紧凑，并且线路和管路等可直接从中空旋转平台减速机的中间通孔穿过，非常便利。 ...

Continuous quenching and cooling device for steel sheet pile

The invention belongs to the technical field of steel heat treatment equipment, and relates to a steel sheet pile continuous quenching cooling device which comprises a frame body, a first lifting mechanism, a second lifting mechanism and a plurality of groups of quenching units arranged in the length direction of the frame body, and each quenching unit comprises a transmission mechanism and a water spraying mechanism; the upper parts of the transmission mechanism and the water spraying mechanism are respectively connected with the first lifting mechanism; the lower parts of the transmission mechanism and the water spraying mechanism are respectively connected with the frame body and the second lifting mechanism; the first lifting mechanism drives the upper parts of the transmission mechanism and the water spraying mechanism to move up and down so as to adjust the distance between the upper parts of the transmission mechanism and the water spraying mechanism and the steel sheet pile; the ...

Multiaxis robotic arm's long distance transmission structure

... 本实用新型公开了多轴机械手臂的长距离传动结构，驱动电机安装在长机械手臂的后端，长机械手臂具有内部空腔，驱动电机的电机轴安装有长传动轴，长传动轴穿过内部空腔后和长机械手臂前端固定安装的动力输出装置连接。本实用新型改善了长机械手臂的受力情况，减少了机械手臂所占用的空间。 ...

Construction vest with heating and warning device

... 本实用新型涉及种带有加热与警示装置的施工马甲，包括电加热装置与LED光信号警示装置。该施工马甲具有保温加热与光信号警示功能，提高洞室、隧道及深基坑作业人员的工作舒适度，为施工现场的安全工作提供辅助性支持，提高现场作业的安全性。 ...

5th transmission structure of robotic arm

... 本实用新型公开了机械手臂第五轴传动结构，包括输出轴、传动装置和箱体，以及安装在箱体内的大斜齿轮和小斜齿轮，箱体固定在第四轴机械手臂前端，输出轴通过轴承安装在箱体内，输出轴端部伸出箱体，大斜齿轮固定安装在输出轴上，小斜齿轮和传动装置的传动轴固定连接，小斜齿轮和大斜齿轮啮合且两齿轮的轴线垂直，传动装置置于第四轴机械手臂内。本实用新型不仅更加耐用，而且成本低，传动效率高，结构更加紧凑。 ...

TTE network communication method based on RDMA

The invention discloses a TTE network communication method based on RDMA, and belongs to the field of computer network communication. According to the invention, a hardware UDP protocol stack based on RoCEv2 is adopted to carry out RDMA adaptation on service transmitting and receiving. A data receiving and transmitting path is separated from state maintenance, and meta-information in a packet header can be extracted in each stage of the data path and is used for updating a state table or further analyzing and processing. In two mutually independent receiving and transmitting paths, data is processed step by step through an IP processing module, a UDP processing module, an RDMA processing module and a data processing module; state maintenance is mainly completed by continuously updating co-processing module elements and QP state table subitems through meta-information. In addition, the system also comprises a TLB module which is used for virtual-real address conversion of a memory address ...

Antenna module

An antenna module comprises a transceiver chip, a transmitting array antenna, a receiving array antenna, two band-pass filters and two capacitors. The transmitting array antenna and the receiving array antenna are symmetrically arranged on two opposite sides of the transceiver chip. Wherein one band-pass filter is arranged between the transceiving chip and the transmitting array antenna and is connected with the transceiving chip and the transmitting array antenna, and the other band-pass filter is arranged between the transceiving chip and the receiving array antenna and is connected with the transceiving chip and the receiving array antenna. Wherein one capacitor is arranged between the transmitting array antenna and the corresponding band-pass filter and is connected to the transmitting array antenna and the corresponding band-pass filter, and the other capacitor is arranged between the receiving array antenna and the corresponding band-pass filter and is connected to the receiving array ...

Time-triggered AFDX (Avionics Full Duplex Switched Ethernet) network system and reliability evaluation verification method thereof

The invention discloses a time-triggered AFDX (Avionics Full Duplex Switched Ethernet) network system and a reliability evaluation and verification method thereof, and belongs to the field of network engineering and communication. The time-triggered AFDX network system comprises a time-triggered AFDX network synchronous clock, a time-triggered AFDX network protocol stack, a time-triggered AFDX network virtual link type and a time-triggered AFDX network data frame. The reliability evaluation verification method of the time-triggered AFDX network system comprises the accessibility of a time-triggered AFDX network data frame and the availability of the time-triggered AFDX network data frame. According to the method, the AFDX network under the time triggering mechanism is introduced into the distributed network topology structure to the greatest extent, so that the complete certainty of the time key message is ensured, the transmission reliability of the time key message is verified, and the ...