208results about How to "Small installation volume" patented technology

The present invention relates to a method for insulating an aircraft cabin 6 and for the cooling or heating of cabin air in an aircraft, respectively with the method comprising the steps of: introducing aircraft cabin air into an aircraft cabin wall 6; guiding this aircraft cabin air along a section of this aircraft cabin wall 6; and leading this aircraft cabin air away from the aircraft cabin wall 6.

The invention relates to a warming apparatus with a humidifying function, which comprises a shell, a heating device, an air channel and a fan, wherein the shell is provided with an air inlet and an air outlet; the air channel is arranged in the shell and is communicated with the air outlet; and the fan sucks the air from the air inlet and sends the air heated by the heating device to the air channel. The warming apparatus is characterized in that: the warming apparatus also comprises humidifying equipment; the air outlet comprises a first air outlet for sending out hot air and a second air outlet for sending out the humidified hot air; the air channel comprises a hot air channel communicated with the first air outlet and a humidified air channel communicated with the second air outlet; and the humidifying equipment is arranged in the humidified air channel. Compared with the prior art, the warming apparatus has the advantages of achieving double effects of warming and humidifying by making the hot air pass through the first air outlet and the humidified air pass through the second air outlet, realizing double purposes of one machine, and having high comprehensive utilization of the energy.

The invention discloses a method for measuring a wind driven generator air gap through eddy current sensors, and belongs to the field of measuring. At least four radial eddy current sensors are arranged on the surface of a generator stator, one axial eddy current sensor is arranged on the generator stator in the axial direction, and a key-phase sensor is arranged on the part, at the radial position of a rotating shaft of a generator, on a machine body or a rack; the signal output ends of the radial eddy current sensors, the signal output end of the axial eddy current sensor and the signal output end of the key-phase sensor are correspondingly connected with the signal input ends of a wind power state monitoring and collecting device respectively; the wind power state monitoring and collecting device reads and processes the sampling result and uploads the processed result to a database of a server through an Ethernet port, a workstation in a local area network or a remote workstation can have access to the database in the server, real-time air gap data of the wind driven generator are checked in real time, and different working modes or working patterns of the wind power state monitoring and collecting device can be controlled to be switched through air gap monitoring system software.

An electric drive unit provides a simple and economical electrical connection of an electric motor and an electronic module. The commutator of the electric motor, a brush rocker ring arranged on the commutator, and the drive shaft of the electric motor as well as the carrier body of the electronic module are inserted into a transmission housing. In the transmission housing, the carrier body of the electronic module is positioned so that contact elements provided on the brush rocker ring engage into contact points provided on the carrier body of the electronic module. The electric drive unit can be used for window lifter drives.

The invention provides a mid-engine incremental stroke electric vehicle. The electric vehicle comprises a vehicle body, a turbo shaft engine (1), a battery pack (2), a generator (3), a whole vehicle controller (4), a driving motor (5), a gas controller (6), a battery controller (7), a gas holder (8) and a gas inlet tank (12), and is characterized in that the vehicle body comprises a vehicle main body, wherein the bottom structure of the vehicle main body forms a vehicle frame; the turbo shaft engine (1) is distributed between a front axle and a rear axle and is close to the vehicle frame of the rear axle; the axis of the output shaft of the turbo shaft engine (1) is positioned on the symmetry planes of the vehicle body; the air inlet of the turbo shaft engine (1) faces towards the tail of the vehicle; the gas inlet tank (12) is communicated with the air inlet of the turbo shaft engine (1); the gas inlet tank (12) is communicated with a gas inlet grille on a vehicle covering piece. The electric vehicle has the characteristics of high energy conversion efficiency, good operating performance, long driving mileage and high vehicle body structural strength.

The invention discloses a mobile life platform based on online navigation. The mobile life platform comprises a server and a mobile terminal consisting of a client and a GPS (Global Position System) module, wherein the mobile terminal and the server are connected by a wireless network so as to call and query a base map database of the server; and the server also comprises a business information database and a thematic map database. According to the mobile life platform disclosed by the invention, various navigation retrieval and business functions can be achieved and the requirement of a GPS navigation terminal user groups on searching and positioning of life information as well as the publicity demands of merchants are met.

The invention discloses a device capable of preventing valuables from being damaged in an earthquake, which comprises a ridemeter, a controller, a gas generator, an air bag or an air cylinder and can also comprise a soft bag, a soft curtain, a soft net, a soft wire, an air bag supporting component or an air cylinder connecting component, and other accessories. When the shockproofness of earthquakes and the like reaches a set value, the ridemeter sends a signal; and after the signal is processed by the controller, the gas generator is started up and charges the air bag or the air cylinder quickly, so that the air bag expands or the air cylinder strengths to protect valuables. By carrying out program controlling on multiple charge parameters of the air bag or the air cylinder, the device can perform accurate shockproof protection on valuables, such as cultural relics, precious porcelain, glass crafts and the like, which are placed in a large area.

The invention relates to a measurement conveying method of extraction, measurement and release of a reducing agent of an after treatment system of exhaust purification of an internal combustion engine, comprising the following steps: 1) liquid which is more than the needed dosage is extracted excessively and the dosage is determined by a container with fixed volume; 2) the extracted liquid is adjusted to the needed dosage and simultaneously the residue liquid is returned to the liquid source; and 3) the liquid with the dosage is released. The invention provides an economical and effective reducing agent measurement conveying method and a device for the market; as the preposing and pressurization are canceled, the invention leads the whole after treatment system to have more simple and reliable structure, the manufacturing cost is further reduced and the installation space is reduced further; and simultaneously, the invention also has all the advantages of other metering pumps, such as stable dosage supply, strong anti-interference performance to outside, small installation volume, little energy consumption, low cost and the like. Besides, a new pipeline leads a reducing agent conveying system to have sensible response to the change of the working condition of the engine and further reduces the energy consumption of a metering pump.

The invention belongs to the technical field of missile-borne data recording, and particularly relates to a miniature missile-borne data recording device. The miniature missile-borne data recording device is used for dynamically collecting and storing data through a platform in real time. A route of serial signal and multiple routes of digital or analog signals can be recorded through the recording device. The miniature missile-borne data recording device has the advantages of being very small in installation size, low in power consumption, low in cost, high in sampling rate, high in accuracy, capable of being repeatedly used and the like. The miniature missile-borne data recording device isolates a channel which receives data sampling instructions from a channel which receives upper computer data processing instructions through a mode conversion instruction interface, and therefore effective safety protectiveness can be provided, and abnormal conditions are avoided. Through the structural design of the technical scheme, the size of the appearance of the miniature missile-borne data recording device can be reduced to be 12*12*3.7(L*W*H)mm, the diagonal diameter of the device is 13mm, and the miniature missile-borne data recording device can be packaged through the packaging technology to form a module with the diameter of 15mm and the thickness of 6mm.

The invention provides an optical fiber type CPT (Coherent Population Trapping) atomic clock physical system. The system comprises a pigtail VCSEL, a fiber optic attenuator, an optical fiber one fourth wave plate, an atomic gas chamber component and a pigtail photoelectric detector; the fiber optic attenuator is connected with the pigtail VCSEL through optical fibers; the optical fiber one fourth wave plate is connected with the fiber optic attenuator through the optical fibers; the atomic gas chamber component is connected with the optical fiber one fourth wave plate through the optical fibers; the pigtail photoelectric detector is connected with the atomic gas chamber component through the optical fibers; the atomic gas chamber component comprises an atomic gas chamber, a C field coil, a metal thermostatic bath and a magnetic shielding strip. Compared with the prior art, the optical fiber type CPT atomic clock physical system provided by the invention has the advantages that coaxial installing in the prior art is not needed, the difficulty of installing and light path debugging is reduced, and the installation size is small; in addition, interaction of light and alkaline metal atoms in the optical fibers in a process of total-reflection in the optical fibers for multiple times can be realized by the atomic gas chamber, and a signal-to-noise ratio is improved, thereby improving the stability of outputting a CPT optical signal.

The invention discloses an intelligent safety protection controller. The intelligent safety protection controller comprises a power distribution cabinet door, a power distribution cabinet body, a door spindle, a shark gills cooling outlet, a touch screen, a status indicator, door handle, fingerprint input window, a password input window, an electronic coded lock, a zone controller, a power converter, battery, terminal blocks, air switch, a dehydrating breather, a fan, an anti-demolition buzzer, an access controller, an alarm controller, an inlet, an outlet, and a lighting device. The cabinet body provided by the intelligent safety protection controller is convenient to install and adopts a wall mounting type installation, and can be fixed anywhere, and the installation is small in size and good in heat dissipation; the interior of the cabinet is equipped with a lighting device and is convenient for inspection and installation. The case body is equipped with the electronic lock device, and the fingerprint and password input identification are used to prevent the controller from being removed by the non personnel, thereby improving the security of the intelligent security controller.

The invention discloses a screen turning mechanism, which is characterized by comprising a rotating shaft and a motor, wherein the rotating shaft is connected with a screen; the motor is connected with the rotating shaft for transmission; an electromagnetic damping loop capable of forming a closed circuit with the motor only when the motor is in a power-off state is connected onto the motor; the rotating shaft is also connected with an elastic mechanism; when the motor is electrified, the rotating shaft is driven to rotate to unfold the screen; the rotating shaft drives the elastic mechanism to generate elastic deformation to perform energy storage; when the motor is powered off, the elastic mechanism releases the stored energy to drive the rotating shaft to rotate for withdrawing the screen. The screen turning mechanism has the advantages that the structure is simple and compact; the occupied size is small; the working life is long; the elastic component is used for realizing the goal of automatically withdrawing the screen during the power off; in addition, in the withdrawal process, the electromagnetic damping is used for decelerating the turning speed, so that the screen can be gently withdrawn; the screen damage due to too fast action is avoided.

The invention discloses a driving clutch assembly of a washing machine. The driving clutch assembly of washing machine comprises a rotary body and a driving device. The driving device comprises a reducing mechanism, a clutch mechanism and an installation shell. The rotary body is an outer-rotor motor and comprises an outer rotor assembly and an inner stator assembly, wherein the inner stator assembly is located in the outer rotor assembly; the clutch mechanism comprises a clutch assembly and a shift lever assembly, the input end of a driving shaft and the input end of a driving shaft sleeve are sleeved with the clutch assembly, and driving force is transmitted to the clutch assembly through the shift lever assembly, wherein the clutch assembly is provided with a clutch shaft sleeve and a wrap spring assembly, and the input end of the driving shaft is sleeved with the clutch shaft sleeve. According to the driving clutch assembly of the washing machine, while the conditions that the structure is simple and compact and the occupied space is small are met, the cost is low, few connection parts are used, the manufacturing process is simple, and the driving clutch assembly is very suitable for large-scale application and popularization and especially suitable for being used in the field of medium-low-grade washing machines which are used in wide households.

The invention relates to a manufacturing method of a full tantalum shell tantalum electrolytic capacitor and the capacitor. The capacitor is sealed by a cylindrical metal tantalum shell, has a hermetically sealed structure and is a monolithic capacitor. The capacitor is characterized in that the capacitor is the capacitor assembled by bolts. The method comprises the following steps of: firstly, preparing full tantalum insulators with bolts, wherein the bolts are made of metal tantalum pipes, a tantalum wire passes through the center of each bolt, and insulation glass powder is sintered between the tantalum wires and the tantalum bolts to play insulation action; secondly, inversely placing the bolts on a fixture, covering a tantalum cover with six apertures on six protuberant pins of each bolt, and welding and fusing the apertures of the tantalum cover and the six pins of the bolt with a laser welding machine or an argon arc welding machine to complete the full tantalum insulators; and finally, loading a plurality of assembled tantalum anodes and cathodes into the cylindrical metal tantalum shell, welding the anodes and the tantalum wires in the bolts, welding the cathodes and the tantalum shell, and a PTFE gasket for fixing and thus obtaining the bolt-connected full tantalum shell tantalum electrolytic capacitor.

The present invention relates to a data acquisition and transmission system based on LORA, comprising a main control MCU module and a power supply circuit connected thereto, an analog quantity acquisition unit, and a digital quantity acquisition unit; also including a LORA module, a LORA gateway and a monitoring center, and a main control MCU module Communicating with the LORA module through SPI, the LORA module is used to convert the data into LORA data, and then sends the LORA data to the LORA gateway; the LORA gateway is used to receive the LORA data, and The LORA data is converted into flow data and sent to the monitoring center. The beneficial effects of the present invention are as follows: 1. The power supply and data acquisition in the system are all isolated, which realizes the electrical isolation between the measured signal and the system, enhances the anti-interference ability, and can be used in complex field environments and can be used reliably. 2. The system applies LORA communication technology to underground coal mines, and can transmit on-site data to the monitoring center more conveniently and quickly through wireless communication.