37results about How to "Achieve stand-alone use" patented technology

The invention discloses a self-propelled proportioning, stirring and pumping vehicle belonging to the technical field of building machinery equipment. A rack of the whole vehicle is arranged on a chassis of a truck; a cobble bin, a sand bin, a cement feeding device and a concrete pumping device are arranged on the rack of the whole vehicle; a sand screening device is arranged at the upper part of the sand bin; the cement feeding device is formed in a way that a cement hopper is connected with a material inlet of a stirrer by a conveying belt; the cobble bin, the sand bin and the cement hopper are provided with flow control gates; the stirrer is positioned below the cobble bin and the sand bin in the rack of the whole vehicle and is downwards communicated with a stirring hopper of the concrete pumping device; a pumping main body is fixed on the chassis of the truck by U-shaped clips. The vehicle has the beneficial effects that concrete stirring and pumping devices are arranged on the vehicle together so as to be transported to a construction site fast for operation, so that the field operation and flow construction can be facilitated, simultaneously the automation and the lighting of one-site concrete stirring are realized, the stirring quality is good, the proportioning metering is accurate, the pumping is smooth, the occupied land is small, the production efficiency is high, the use is safe, the maintenance is convenient, and devices can be dismounted randomly and can be used singly, so that the vehicle is relatively flexible.

The invention discloses a heat exchange device, and belongs to the technical field of heat energy recovery. The heat exchange device comprises a shell and a heat exchange structure arranged in the shell, the shell is provided with an air inlet and an air outlet, the top of the shell is provided with a plurality of upper headers, and the bottom of the shell is provided with a plurality of lower headers in one-to-one correspondence with the upper headers; and the heat exchange structure comprises a plurality of heat exchange tubes, a preset included angle is formed between the extending direction of each heat exchange tube and the flowing direction of air, and at least one heat exchange tube is communicated between each upper header and the corresponding lower header. Compared with the priorart, the heat exchange device has the advantages that heat contained in mine return air can be recovered, and meanwhile, a heat transfer medium in the heat exchange pipes is prevented from being in direct contact with air, so that blockage of a circulating pipeline and a circulating pump due to dust contained in the heat transfer medium is avoided, and the maintenance difficulty is reduced.

The invention provides a solder removing and tin sucking clamp, comprising a clamping system, a heating system, a tin sucking system and a control system, wherein the clamping system is used for clamping pins on an electrical device, the control system is used for controlling the heating system to melt soldering tin on the pins, and controlling the tin sucking system to suck molten tin from the clamping system, so that functions of solder removing and tin sucking are realized, the electric device is very easy to detach, and surrounding devices cannot be damaged; further, the control system can be used for independently controlling the heating system and the tin sucking system, so that the solder removing function and the tin sucking function can be independently used.

The invention belongs to the technical field of sanitary ware, and discloses a universal toilet device and a dual-function toilet pool thereof. The dual-function toilet pool comprises a toilet bowl body and a urinal body, wherein the toilet bowl body is at least provided with a toilet bowl use side structure, the urinal body is at least provided with a urinal use side structure, and the use side of the urinal body is arranged opposite to the use side of the toilet bowl body. The universal toilet device comprises the dual-function toilet pool, and a rotating device which is arranged on a building substrate and connected with the dual-function toilet pool and used for driving the dual-function toilet pool to rotate so that a pool opening of the urinal of the dual-function toilet pool is opposite to a ground or a user. By the adoption of the universal toilet device and the dual-function toilet pool thereof, an occurrence of stains in the toilet bowl caused by a fact that the toilet bowl is used as the urinal by the user is avoided, and the use of the toilet device is facilitated. The universal toilet device can be always placed in the use state of the urinal, so that a space occupiedby the toilet device can be reduced.

The invention discloses a splicable inflatable castle, which comprises a first inflatable castle body and a second inflatable castle body, the first inflatable castle body is provided with an air inlet and a first butt joint, and the second inflatable castle body There is an air outlet and a second docking piece; the first docking piece includes a first mounting frame, a first rotating plate is rotatably connected to the first mounting frame, and a first guide is provided on the first mounting frame. Through holes, the first rotating plate is provided with a first docking hole; the second docking piece includes a second mounting frame, a second rotating plate is rotatably connected to the second mounting frame, and the second mounting frame A second through hole is provided on the top, and a second docking hole is provided on the second rotating plate; the purpose of the present invention is to provide a splicable inflatable castle.

The invention discloses a multimode rice milling and pulverizing combination machine, comprising a rack (1), a rice milling machine (5), a pulverizer (4) and a motor (8), wherein the rack (1) comprises two layers, the motor (8) is placed on the bottom layer, and the rice milling machine (5) and the pulverizer (4) are placed on the upper layer; the rice milling machine (5) comprises a rice milling feed port (52), a rice outlet (54), a bran outlet (53) and a belt pulley I (51); the pulverizer comprises a pulverizing feed port, a pulverizing discharge port (41) and a belt pulley II (44); the motor (8) comprises a belt pulley III (81), and two belt pulley grooves corresponding to the belt pulley I (51) and the belt pulley II (44) respectively; and the rice milling machine (5) and the pulverizer (4) can be driven to run at the same time. The multimode rice milling and pulverizing combination machine is characterized in that a detachable pipeline (7) is connected between the bran outlet (53) of the rice milling machine and the pulverizing feed port, so that the rice milling machine (5) and the pulverizer (4) not only can work separately and respectively but also can work as a whole.

The invention provides a battery management system used for controlling charging and discharging of battery packs, the battery management system comprises: at least two battery packs, each battery pack comprises a plurality of battery cells and a battery management module, the plurality of battery cells are connected in series, the battery management module is electrically connected to the battery cells and used for monitoring and acquiring state data of battery cells in the corresponding battery pack, and a battery code is also stored in each battery management module and is used for identifying the type of the corresponding battery pack; and battery management system also comprises a management unit which is electrically connected to the battery management module and is used for acquiring the battery codes and the battery cell state data of the corresponding battery packs and determining the types of the battery packs and the corresponding battery pack states according to the battery codes and the battery cell state data. The battery management system provided by the invention is simple to implement, and can realize parallel use of different battery packs.

The invention discloses a multi-field coupled in-vitro cell experimental device and a method. The device includes a container internally equipped with a thermal insulation interlayer and a magnetic stirrer, a flange cover provided with a plurality of holes on the surface, and a multifunctional sample stand. The upper end and the lower end of the container are respectively provided with a water inlet and a water outlet. The water outlet is provided with a ball valve. The magnetic stirrer is used for balancing the water bath temperature. The flange cover is connected to the top of the container to form a structure able to open or close the container. A porous cell culture plate-carrying electromagnetic field generation device and / or a single porous cell culture plate can be placed on the sample stand, which is placed in the container during experiment. The method comprises: putting the porous cell culture plate-carrying electromagnetic field generation device on the sample stand, then placing the sample stand into the container, and controlling the atmosphere, temperature and humidity conditions required by cell culture. The multi-field coupled in-vitro cell experimental device provided in the invention has the advantages of simple structure, low cost, convenient operation and multiple functions, and can meet the need of performing multiple groups of experiments at the same time.

The invention discloses an evaporative cooling and mechanical refrigeration compound water chilling unit, which comprises an evaporative cooling water chilling unit and an air-cooled water chilling unit which are connected. The evaporative cooling water chilling unit comprises two-stage air coolers connected in parallel, two-stage direct evaporation coolers connected in parallel, an air inlet a, an exhauster and an exhaust port a. The air-cooled water chilling unit comprises an evaporator, a compressor and a condenser which form a closed loop. The compound water chilling unit consists of the evaporative cooling water chilling unit and the air-cooled water chilling unit which are connected in series and in parallel, wherein the evaporative cooling water chilling unit comprises the air coolers connected in parallel, the direct evaporation coolers connected in parallel and air and water filters. Large-range coarse adjustment for the water temperature is performed by using the evaporativecooling technology with lower running cost, and small-range fine adjustment for the water temperature is performed by using the mechanical refrigeration technology with higher running cost. Therefore, the compound water chilling unit meets the requirement of temperature reduction amplitude of the water temperature, controls the precision requirement of the water temperature, has higher water-saving potential and greatly improves the performance coefficient of the water chilling unit.

The invention provides a solder removing and tin sucking clamp, comprising a clamping system, a heating system, a tin sucking system and a control system, wherein the clamping system is used for clamping pins on an electrical device, the control system is used for controlling the heating system to melt soldering tin on the pins, and controlling the tin sucking system to suck molten tin from the clamping system, so that functions of solder removing and tin sucking are realized, the electric device is very easy to detach, and surrounding devices cannot be damaged; further, the control system can be used for independently controlling the heating system and the tin sucking system, so that the solder removing function and the tin sucking function can be independently used.

The invention belongs to the technical field of intelligent air purifiers, and discloses an artificial intelligence indoor air proportion balance system comprising a box body. An air purification module is arranged in the box body. The artificial intelligence indoor air proportion balance system further comprises an oxygen production module arranged at the bottom of the box body, an air humidification module used for conducting humidification processing on air, an air proportion monitoring module used for monitoring the air outside the box body, and a controller. The air humidification moduleis located on the middle portion of the box body. The controller is electrically connected with the oxygen production module, the air humidification module and the air proportion monitoring module. Bymeans of the artificial intelligence indoor air proportion balance system, purification dust removal, oxygen production and humidification can be achieved, and the proportion of each component in theair is automatically balanced; and by arranging the air proportion monitoring module, automatic control of the artificial intelligence indoor air proportion balance system can be achieved through thecontroller, and spaces which are most suitable for growing and living can be manufactured through the artificial intelligence indoor air proportion balance system.

The invention discloses a preparation device for nano-precious metal catalysts and a preparation method thereof, comprising a low-temperature drying box, a storage box is welded on one side surface of the low-temperature drying box, and the bottom of the storage box is rotatably connected with a A connecting shaft, the middle part of the connecting shaft is sleeved with a working plate, the shape of the working plate is L-shaped, the inner side of the L-shaped working plate is equidistantly welded with a connecting block, and the end surface of the connecting block is glued with a receiving sleeve, A beaker is installed inside the containment cover. The present invention is scientific and reasonable, safe and convenient to use. Use a measuring cylinder to measure an appropriate amount of reaction solution, put it into the beaker in the containment cover for reaction, and finally use the filter assembly to clean and filter to complete the entire preparation process. Realize the separate use of the preparation equipment, cover the work plate at the same time, insert the L-shaped insert into the fixing sleeve to fix the work plate, and store the preparation parts separately, which is convenient for the next use and effectively prevents dust.

The invention discloses a novel double-light-source energy-saving lamp box with the prolonged service life. The lamp box comprises a box body and an identifier arranged on the box body, wherein a plurality of first lamp strips are arranged in the box body, and a plurality of second lamp strips are arranged in the identifier; the novel double-light-source energy-saving lamp box with the prolonged service life further comprises a first light source system and a second light source system, the plurality of first lamp strips are electrically connected with the first light source system, and the plurality of second lamp strips are electrically connected with the second light source system. On one hand, the energy consumption is reduced, on the other hand, the service life is long, and the aesthetic visual effect can be improved.

The embodiment of the present application discloses an electronic system, the electronic system includes: a housing with an accommodating space and an opening; a functional device can be stored in the accommodating space or separated from the accommodating space through the opening, and the The functional device has a first communication module; the communication device can be at least partially located in the accommodating space, and has a second communication module matching the first communication module, and can be separated from the functional device when the functional device is in the In the state of the accommodation space, there is a wireless connection with the functional device.