Brown coal drying water-lifting recycling system using waste heat of power plant

The invention discloses a brown coal drying water-lifting recycling system using waste heat of a power plant. The brown coal drying water-lifting recycling system comprises a brown coal drying water-lifting system and a condensation recycling system. The brown coal drying water-lifting system comprises a brown coal bin, an electronic weighing coal feeder, a fine crushing machine, a roller type rotary dryer, a bag type dust remover, a buffering bin and a power plant host machine system; the condensation recycling system comprises an induced draft fan, a condensation device, a condensation water pump, a water storage tank, a circulation water buffering box, a circulation water pump and an air cooling radiator. The brown coal drying water-lifting recycling system has the advantages that the problem that most areas of China are short of water resources is solved; total heat loss of a unit is reduced, efficiency of the unit is improved, coal consumption of power generation per year is reduced ...

Playing/recording combined acoustic apparatus capable of file format mutually conversion

The invention provides a playing/recording combination audio device, of which the file format is mutually convertible. The playing/recording combination audio device comprises an audio file storage device system, an audio file conversion processing device system, a serial bus system, an audio playing system and an operating control system, wherein, under the operating control of the operating control system, the audio file of the audio file storage device system is processed through the audio file conversion processing device system; on one hand, the audio file can be recorded to an audio file storage device with a recording function in the audio file storage device system through the serial bus system, thereby realizing that the audio file is stored by converting from the one format to another format, and on the other hand, the audio file playing is realized through the audio playing system.

Slitting mechanism of adjustable high-speed precise double-shaft slitting machine

The utility model relates to the technical field of dividing and cutting machines. The utility model discloses a slitting mechanism of an adjustable high-speed precise double-shaft slitting machine. The device comprises a graduated scale, a sliding block is clamped to one side of a sliding rail, a supporting rod is in threaded connection with the end, away from the sliding rail, of the sliding block, a mounting base is in threaded connection with the end, away from the sliding block, of the supporting rod, a cutter support is in threaded connection with the bottom of the mounting base, and a cutter is fixedly connected with the bottom of the cutter support. The utility model has the advantages that: the utility model has the advantages that: the structure is simple; the utility model discloses a slitting mechanism of an adjustable high-speed precise double-shaft slitting machine. Size cut as required, the distance between the mounting base and the support frame is determined by a graduated ...

Flame retardant paint for plastic flooring

The present invention relates to a decorative fire-retardant plastic flooring paint, comprised of dioctyl o-phthalate, antimony trioxide, calcium carbonate, dibasic lead phosphite, tribasic lead sulfate, pigment and chlorinated paraffin. The plastic flooring produced by using said paint is high in fire-retardant components and good in fire-retarding property, and its fire-retardant oxygen index is up to above 28%, and can effectively prevent various fires.

Parallel arranged indirect air-cooling systems of thermal power plant

The invention discloses a novel method for arranging cooling equipment of indirect air-cooling systems, namely due to a cooling mode that a naturally ventilating indirect air-cooling tower and a mechanically ventilating indirect air-cooling tower are connected in parallel with each other, the problem that the air-cooling systems of a thermal power plant under some complicated weather conditions and running conditions cannot be arranged rationally can be solved. By the method, the influence of air speed, air direction and temperature of the environment on the cooling system is reduced; the method has the characteristics of reliable anti-freezing measure, flexible operation, convenience of arrangement and saving of investment; and a feasible and optimized technical way is provided for the design of the air-cooling thermal power plant under some complicated weather conditions.

Electrical property antifalsification label that cigarette was used

The utility model discloses an electrical property antifalsification label that cigarette was used, antifalsification label include the waterproof layer that sets gradually, anti -fake layer and bottom from top to bottom, and the below of bottom sets up the busbar layer. The utility model discloses the busbar layer can cooperate with equipment in the cutting, and when the busbar layer was moved to certain position of equipment, the busbar and the equipment cooperation on busbar layer formed the electric current that the control blade cut to set up the condition of cutting the frequency in avoiding prior art, easy operation, yield and security are high, set up the true and false that also can lead to the mode detection label of section through the circuit behind the busbar.

Parallel flow condenser

The invention discloses a parallel flow condenser. The parallel flow condenser comprises radiating tubes which are arranged between a left liquid collecting tube and a right liquid collecting tube from top to bottom at intervals in a parallel mode, a high-temperature refrigerant inlet which is formed in the left liquid collecting tube and a high-temperature refrigerant outlet which is formed in the right liquid collecting tube; tube chambers of the left liquid collecting tube and the right liquid collecting tube are formed by high-temperature refrigerant channels and low-temperature refrigerant channels which are independent along the longitudinal direction; the high-temperature refrigerant inlet, the high-temperature refrigerant outlet and tube openings at two ends of the radiating tubes are respectively communicated with the corresponding high-temperature refrigerant channels; the low-temperature refrigerant channels inside the left liquid collecting tube and the right liquid collecting ...

Antifalsification label with response material

The utility model discloses an antifalsification label with response material, antifalsification label include the waterproof layer that sets gradually, anti -fake layer and bottom from top to bottom, and the below of bottom sets up the response material layer. The utility model discloses when the response material layer of antifalsification label moved to certain position of equipment, equipment was known the antifalsification label through the response material layer and has been moved to suitable position to control cutter cutting, and set up the condition of cutting the frequency in avoiding prior art, easy operation, yield and security are high, the response material layer also possesses anti -fake function, does not set up the antifalsification label of response material layer at present, sets up the true and false that the inductor mode that also can pass through to correspond behind the response material layer detected the label.

Locking and unlocking device for articulated mechanism

The invention discloses a locking and unlocking device for an articulated mechanism. The locking and unlocking device comprises a first connecting rod and a second connecting rod, wherein the end parts of the first connecting rod and the second connecting rod are articulated; a stander is articulated with a shifting fork, and the other end of the first connecting rod penetrates between upper shifting teeth and lower shifting teeth of the shifting fork to be articulated with the stander; the lower side wall of the first connecting rod is provided with a first limiting convex block, and the first limiting convex block is in contact with the surface of a second limiting convex block arranged on the lower side wall of the second connecting rod; the upper side wall of the second connecting rod is provided with a locking convex block; the upper side wall of the first connecting rod positioned outside the shifting teeth of the shifting fork is provided with a connecting lug, and the connecting ...

Cooling device for circulating water system of wet cooling unit

The invention relates to a cooling device for a circulating water system of a wet cooling unit, which is used for connecting units. The invention is characterized in that a combination cooling manner of a natural draft cooling tower and a mechanical-draft cooling tower is used, and the natural draft cooling tower and the mechanical-draft cooling tower are connected with circulating pipelines through circulating water pumps. The cooling device is used for solving the rational selection problem of the circulating water system in a wet cooling unit power plant with some restricted conditions. The system has the advantages of convenient arrangement, flexible operation and saved investment.

SCAL indirect air cooling system used for building 600MW air cooling set

The invention relates to a SCAL indirect air-cooling system, mainly comprising a surface condenser, a recycling water system, a fog type aluminum pipe and aluminum flake radiator and an air-cooling tower, wherein in the surface condenser, after the wasted steam discharged from the steam turbine performs the first heat exchange with the cooling water, the wasted steam transmits the heat to the cooling water and condensed to condensed water, then flow back to the air-cooling system heat system, the cooling water flows to the fog type aluminum pipe and aluminum flake radiator via the recycling water pump after it is heated up, and the cooling water secondarily exchange heat with the environmental air, the cooling water transmits the heat to the air and makes the water temperature decrease, and then return to the cooling steam turbine of the surface condenser, the system recycles like this. The invention has the advantages that the Haman type indirect air-cooling system is separated from the ...

Flame retardant paint for plastic flooring