37results about How to "Improve practical reliability" patented technology

The invention discloses an improved biomass solid fuel densification machine shaping technology which comprises a box body D fixedly arranged on the ground, wherein a power cavity is formed in the boxbody D; a motor B is fixedly arranged in the lower end wall of the power cavity; a heat radiating fin is fixedly arranged at the external part of the outer side wall of the power cavity, penetrates through the box body D and communicates with the external space; the output shaft of the motor B is in power connection with a speed reducer in the power cavity; a fixed shaft E is in power connectionwith the upper end face of the speed reducer, rotatably penetrates through the upper end wall of the power cavity and extends out of the external space; a box body B is in power connection with the upper end face of the fixed shaft E; an opening cavity B with an upward opening is formed in the box body B; and an opening communicating with the external space is formed in the lower end wall of the opening cavity B. The improved biomass solid fuel densification machine shaping technology is simple in structure and convenient to use; and the equipment simultaneously adopts grinding and extruding to realize densification processing of biomass solid slag, so that one of working procedures in the improved biomass solid fuel densification machine shaping technology is realized, and the practical reliability of the equipment is effectively improved.

The invention relates to the technical field of a wastewater treatment auxiliary device, in particular to an electroplating wastewater treatment device for wheel hub cover production. The filtering effect on impurities in wastewater is improved; the load of a subsequent treatment process is reduced; the practicability is improved; saturated ion exchange resin can be regenerated without machine halt; the operation is simple; the wastewater treatment process is ensured; the practical reliability is improved. The electroplating wastewater treatment device comprises a filtering box and two groupsof ion exchange tanks, wherein a filtering net is transversely arranged in the filtering box; the top end of the filtering box is provided with a water inlet pipe; the electroplating wastewater treatment device also comprises a first motor, a chemical box, a conveying pipe, a chemical spraying pipe, support legs, a rotating shaft, a first belt wheel, a first ball bearing, a second ball bearing, asecond belt wheel, two groups of communication pipes, a regeneration box, a conveying pump and two groups of second motors; ion exchange resin are respectively filled inside the two groups of ion exchange tanks; the electroplating wastewater treatment device also comprises a water discharge pipe, a flexible pipe, an electromagnetic valve, a transmission shaft, a stirrer and a first blow-off pipe.

The invention relates to the technical field of pipeline treatment, and discloses a splicing type pipeline welding position sealing detection device which comprises a working box, the outer end face of the working box is movably connected with an auxiliary turning box, the auxiliary turning box comprises moving rollers rotationally installed on the wall face of an inner cavity, and a fixing block is fixedly installed on the top wall of the inner cavity of the working box. According to the splicing type pipeline welding position sealing detection device, when sliding butt welding is carried out on a pipeline, the pipeline is wrapped by a specific part in a sealing processing mechanism, an air bag in the mechanism is processed and then makes contact with the pipeline, then the surface of the air bag is moist and free of dust, and the air bag becomes tighter; and at the moment, pressurization is carried out through a cavity formed between the sealing processing mechanism and the pipeline, and detection is carried out through an air pressure detection mechanism.

The invention discloses a Chinese medicine extracting device, which comprises a container D fixedly arranged on the ground. An electric cavity is arranged in the container D, a driving machine B is fixedly arranged in the lower end wall of the electric cavity, the power shaft of the driving machine B is in power connection with a speed regulator arranged in the electric cavity, the upper end surface of the speed regulator is in power connection with a rotating rod E which can rotatably pass through the upper end wall of the electric cavity and extends out to the external space. The upper end surface of the rotating rod E is connected with a container B, and the container B is internally provided with a discharging groove B with an upward opening, and the lower end wall of the discharging groove B is provided with an air opening communicating with the external space. The device has the advantages of simple structure and convenient use, and the device uses a mode of simultaneous workingof grinding and pulverizing to achieve the extraction of the Chinese medicine, thereby achieving one of the processes in the Chinese medicine extraction technology, and the practical reliability of the device is effectively improved.

The invention discloses a compact processing molding technology for biomass solid fuel. The technology involves a box body D fixedly arranged on the ground, the box body D is internally provided witha power cavity, the lower end wall of the power cavity is internally fixedly provided with a motor B, an output shaft of the motor B is dynamically connected with a reducer arranged in the power cavity, the upper end face of the reducer is dynamically connected with a fixing shaft E, the fixing shaft E rotationally passes through the upper end wall of the power cavity and extends out of external space, the upper end face of the fixing shaft E is dynamically connected with a box body B, the box body B is internally provided with an opening cavity B with an upward opening, and the lower end wallof the opening cavity B is provided with an opening communicated with the external space. The compact processing molding technology for the biomass solid fuel has the advantages that the structure issimple, the use is convenient, grinding and extrusion are simultaneously adopted to achieve the compact processing of biomass solid residues, thereby achieving one of the processes of the compact processing molding technology of the biomass solid fuel, and effectively improving the practical reliability of equipment.

The invention relates to the technical field of fault detection, in particular to a fault detection method based on a low-voltage energy storage pre-operation group device, a low-voltage energy storage pre-operation group device and system, and a controller. The fault detection method based on the low-voltage energy storage pre-operation group device comprises the steps that: high-voltage loop currents collected by a high-voltage current transformer and low-voltage currents provided by a low-voltage energy storage pre-operation group device are acquired, and then the fault condition of a high-voltage power distribution system is determined according to the low-voltage currents and the high-voltage loop currents. Therefore, before the high-voltage power distribution system is operated, thelow-voltage energy storage pre-operation group device performs fault detection on the high-voltage power distribution system, so that the fault state detection is accurate and reliable, and the practical operation reliability of the high-voltage power distribution system is further improved.

The invention discloses a building steel structure suspension device. The building steel structure suspension device comprises a supporting frame. An open accommodating cavity is formed in the supporting frame. An inner cavity is formed in the lower end wall of the accommodating cavity in a communicating mode, and supporting foot margins which are symmetrically left and right are arranged on the lower end surface of the supporting frame, wherein open matching cavities are formed in the supporting foot margins, matching threaded holes are formed in the lower end walls of the matching cavities in a communicating mode, and the supporting frame is in fit connection with the matching cavities in an installing and clamping mode, a plurality of supporting cylinders are arranged in the accommodating cavity in an installing and clamping mode, flat plate devices for unfolding to form a tiling structure are arranged on the upper end surfaces of the supporting cylinders, and cover plates are fixedly arranged on the upper end surface of the supporting frame. The building steel structure suspension device has a simple structure, the structure of the flat plate devices and ladder devices is adopted, so that the device has the function of easy disassembling and quick unfolding, the device is easily carried, the personnel can conveniently carry articles to a high place, the building steel structure suspension device has the characteristics of convenient use by personnel, and the practical reliability of the device is greatly improved.

The invention discloses an automatic indicator lamp with different replaceable patterns. The automatic indicator lamp comprises a door plate, the door plate is an automobile door body, a wiring cavityis fixedly formed in the door plate, the left end of the door plate is in bolt fit connection with a side box, and an inner cavity is fixedly formed in the side box. A containing cavity is formed inthe right end wall of the inner cavity in a communicating mode, a connecting cavity is formed in the right end wall of the containing cavity in a communicating mode, a side cavity is formed in the right end wall of the connecting cavity in a communicating mode, 136 which are located in the side box and vertically and symmetrically arranged are arranged on the upper side and the lower side of the containing cavity, a rotary shaft is rotationally arranged in the left end wall of the connecting cavity, the rotary shaft drives a pattern replacing device to rotate, and a light condensation device for gathering light is arranged in the inner cavity. The automatic indicator lamp is simple in structure, replaceable patterns are arranged in the equipment in a ring array, the projection process is smoother through rotation, the practicality and attractiveness of projection are effectively improved, and the diversity of projection patterns is improved.

The invention discloses a novel papermaking pollutant emission reducing device. The novel papermaking pollutant emission reducing device comprises a cavity box D fixedly arranged on the ground, a driving cavity is formed in the cavity box D, and a driver B is fixedly arranged in the lower end wall of the driving cavity. An output shaft of the driver B is in power connection with an accelerator arranged in the driving cavity, the upper end face of the accelerator is in power connection with a shaft rod E, and the shaft rod E rotationally penetrates through the upper end wall of the driving cavity and stretches out to the external space. The upper end face of the shaft rod E is in power connection with a cavity box B, an open groove B with an upward opening is formed in the cavity box B, andan opening communicated with the external space is formed in the lower end wall of the open groove B. The novel papermaking pollutant emission reducing device is simple in structure and convenient touse, grinding and extruding work at the same time, pollutant emission reduction of papermaking polluted water is achieved, therefore, one procedure of the novel papermaking pollutant emission reducing device is achieved, and the practical reliability is effectively improved.