Wireless stereo-video receiver-transmitter

The utility model relates to a novel device used for watching stereoscopic pictures, which is mainly designed in view of the aspect that a pair of wired stereoscopic glasses occupies screen space, is limited by the length of the wire, has limitation on the numbers of watching persons, can not be connected with a computer to conduct the communication, etc., and the device is composed of a transmitting part and a receiving part. A synchronizing signal is transmitted and received through an infrared remote-control pair tube, the correspondence of the opening and the closing of a left and a right liquid-crystal sheets and two frames of the images of an odd and an even fields is realized, and the purpose of watching stereoscopic programs is achieved. The utility model has the advantages of reasonable design and low electric consumption, makes people freely watch stereoscopic programs, edits three-dimensional stereoscopic pictures by connecting a computer, and conducts the work, such as virtual ...

Charging head lamp for medical

The utility model provides a medical headlamp which is simple and practical and can be flexibly used for illuminating various places. A power transformer and a power plug are removed on the existing head belt in a headlamp with the structure of the electrical connection of a bulb, the power transformer and a power supply in an order. A high-capacity rechargeable battery is raised. The high-capacity rechargeable battery, a switch and the bulb are electric connection. The bulb is made to emit light which is focused and reflected to an observational point through a reflector. Or in the headlamp with the structure of the sequential connection of a cold light source, a light conductive fiber and the helmet of a condenser, the transformer or the cold light source or the light conductive fiber is removed. The rechargeable battery and the switch are added. The rechargeable battery, the switch and the bulb are electric connection. The bulb is made to emit light which is focused and reflected to ...

Non-contact type pressure testing device and chemical digesting equipment

The invention relates to a non-contact type pressure testing device for testing pressure of tank bodies for holding samples. The device comprises a reflector panel and a light beam transmitting and receiving assembly, wherein the reflector panel is provided with a surface capable of reflecting light; the light beam transmitting and receiving assembly is arranged opposite to the reflector panel. The invention furthermore provides chemical digesting equipment which comprises a plurality of tank bodies, one or a plurality of pressure testing devices and a driving device, wherein the driving device is connected with the pressure testing devices or the tank bodies to drive the pressure testing devices and the tank bodies to generate relative movement, and then each pressure testing device can continuously test the pressure of each tank body. The invention has the advantages that the pressure testing devices are not in contact with the tank bodies in the pressure testing process and are in a ...

Highly effective defrosting heat pump hot water machine and its controlling method

Video signal digital delay conversion method

The video signal digital delay conversion method is characterized by that it can utilize digital delay mode to make parity field picture of general video signal produce overall skewing in horizontal direction so as to produce stereoscopic effect, and its delay length can be regulated between 0-8 microseconds, and can be read out by means of digitron, and two stereoscopic modes of picture-projected screen of picture-recessed screen can be freely selected.

用于射频模块盲插的自动导正装置

... 一种用于射频模块盲插的自动导正装置，包括设置在射频模块插座上的二级导正定位孔、设置在与射频模块相插接的插接框背板中的插座上，与所述二级导正定位孔相对应的二级导正销，还包括设置在所述射频模块插座附近的至少两个一级导正定位孔，设置在与射频模块相连接插框的背板上，与所述一级导正定位孔相对应的至少两个一级导正销，本自动导正装置，采用二级导正定位孔和二级导正销结构实现模块和插接框的连接，不但插拔操作方便，而且插拔可靠性大大提高。 ...

Highly effective defrosting heat pump hot water machine and its controlling method

The invention relates to a heat-exchange heat pump hot-water machine with highly effective defrosting function and the control method. The hot-water machine comprises the following: a compressor, a water side heat exchanger, a expansion valve, a wind side heat exchanger and a gas-liquor separator, wherein the water side heat exchanger, the expansion valve and the wind side heat exchange construct Carnot refrigeration cycle channel in series, the water side heat exchanger input end of Carnot refrigeration cycle channel is communicated with the high pressure side of the compressor, the output end of the gas-liquor separator is communicated with the compressor. The hot-water machine is characterized by the following: connecting with the first magnetic valve in series in the Carnot refrigeration cycle channel; connecting with the second magnetic valve between the outer end of the water side heat exchanger and the high pressure side of the compressor; connecting with the third magnetic valve ...

Non-contact type pressure testing device and chemical digesting equipment

The invention relates to a non-contact type pressure testing device for testing pressure of tank bodies for holding samples. The device comprises a reflector panel and a light beam transmitting and receiving assembly, wherein the reflector panel is provided with a surface capable of reflecting light; the light beam transmitting and receiving assembly is arranged opposite to the reflector panel. The invention furthermore provides chemical digesting equipment which comprises a plurality of tank bodies, one or a plurality of pressure testing devices and a driving device, wherein the driving device is connected with the pressure testing devices or the tank bodies to drive the pressure testing devices and the tank bodies to generate relative movement, and then each pressure testing device can continuously test the pressure of each tank body. The invention has the advantages that the pressure testing devices are not in contact with the tank bodies in the pressure testing process and are in a ...

Microwave-electric chemical rapid heavy-metal detector and application thereof

The invention discloses a heavy-metal electric-chemical rapid detector, which comprises an electric-chemical analysis system and a microwave emitter, wherein the electric-chemical analysis system comprises a peristaltic pump, a work electrode, an assistant electrode, a reference electrode, a screening sleeve and an electrolytic cell, wherein the peristaltic pump is arranged between a sample to be detected and the reference electrode or the assistant electrode, the screening sleeve is arranged between the electrolytic cell and the reference electrode or the assistant electrode, the work electrode partially extends into the electrolytic cell, the part of the work electrode above the electrolytic cell is wrapped by the screening sleeve, and the assistant electrode and the reference electrode are arranged above the screening sleeve. The invention also discloses a heavy-metal electric-chemical detection system and a detection method of heavy metals in the sample.

Automatic construction system and method thereof for electronic circuit design

Plant-based microbial pesticide

The invention relates to a plant-based microbial pesticide; the adopted raw materials are as follows: thunder god vine, tobacco leaf, radix sophorae flavescentis, liquorice and the like; the plant-based microbial pesticide is prepared according to material sorting, crashing, soaking, heating, filtering, distilling, preparing, detecting and other technology processes; the filtered decoction dregs can be aired and crushed to prepare powdered drugs; the plant-based microbial pesticide has the beneficial effects that: (1) more than 20 kinds of pests can be killed, such as aphids, cotton bollworms, cabbage caterpillar and the like; the plant-based microbial pesticide can prevent and control five diseases, such as wilt, greensickness and the like; the plant-based microbial pesticide has the characteristics of broad spectrum, high efficiency, low toxicity, no drug resistance and long activeness; the plant-based microbial pesticide has remarkable disease control and pesticidal effect on crops by ...

Automatic guide for blind insertion of RF modules

The set for automatically guiding the radio frequency module to be inserted correctly comprises the two-stage guiding location hole, the two-stage guiding pin, at least two of the one-stage guiding locatino hole and at least two of the one-stage guiding pin. The said two-stage guiding location hole is positioned on the socket of the radio frequency module. The two-stage guiding pin is positioned on the socket of the backboard of the pinboard frame splicing to the radio frequency module. The one-stage guiding location hole is located near the socket of the radio frequency module. The location of the one-stage guiding pin is relevant to the said one-stage guiding location hole. The invented guiding set provides the features of easy and reliable inserting and pulling operation.

Automatically constant pressure heat pump hot-water machine

The invention relates to an automatic pressure heat pump hot water machine of the heat exchange equipment, including compressor, reversing valve, water side heat exchanger, the reservoir, dry filter, expansion valve, the wind side heat exchanger, and the forms the thermal cycling loop, in which the water side heat exchanger, the reservoir and dry filter connects in series to be a high-voltage circuit, and through reversing valve connects to the high-pressure compressor side, the wind side heat exchanger connects to the low-voltage circuit, by the reversing valve connects to the low-pressure side of the compressor, between the high-pressure and low-voltage circuit loop connects the expansion valve, which characteristic is: the pressure relief valve connects between the high-pressure circuit and the low voltage side of the compressor; the input of the pressure relief valve connects to the input of the reservoir in the high pressure loop, the output of pressure relief valve connects to the ...

Process for realizing decrement of active sludge and removal of endocrine disrupting chemicals from sludge synergistically

The invention relates to a process for realizing the decrement of active sludge and the removal of endocrine disrupting chemicals from sludge synergistically in a municipal sewage treatment plant, and belongs to the technical field of environmental protection and waste water treatment. The active sludge is oxidized under the combined action of ozone and H2O2 to be decomposed, and organic a large number of micropollutants (such as the endocrine disrupting chemicals) adsorbed in the sludge are removed simultaneously, so that the concentration of the micropollutants in the active sludge is reduced effectively, wherein for the addition dosage of the ozone, more than or equal to 30 milligrams of ozone is added into each gram of dried sludge, the H2O2 can be added in batch or continuously, and a molar dosage ratio of the ozone to the H2O2 is 1:1.5. In the process, a simple system structure is simple, continuous automatic running can be realized, and large-scale industrial application is easy ...