43results about How to "Inconvenient maintenance" patented technology

The invention relates to a landfill percolate treatment novel process method, which comprises the following steps: (1) collecting and gathering the landfill percolate into a regulating tank; (2) lifting the outlet water of the regulating tank to enter an ammonia stripping reaction vessel; (3) carrying out coagulating sedimentation treatment on the landfill percolate after ammonia stripping; (4) making the outlet water of the coagulating sedimentation enter an anaerobic reaction vessel for carrying out anaerobic treatment; (5) sequentially making the outlet water of the anaerobic reaction vessel enter an anoxic tank, an aerobic tank and an MBR reaction tank, wherein mixed liquid carries out back flowing from the MBR reaction tank to the anoxic tank, a membrane assembly used in the MBR reaction vessel is a flat plate MBR film assembly, and the MBR has the form of the submerging form; and (6) making the outlet water of the MBR reaction tank enter a reverse osmosis system, directly discharging the treated outlet water, and making reverse osmosis concentrated solution flow back to the regulating tank. The invention aims at the water quality features of the landfill percolate, reasonably combines the physicochemical treatment and biological treatment unit, and has the advantages of short and compact process flow, high treatment efficiency, low energy consumption, long service life of the membrane assembly and the like.

The invention relates to an intelligent illuminating system which comprises a Zigbee terminal module set, an illuminating control device and a coordination server, wherein the Zigbee terminal module set can send a radio signal; the illuminating control device comprises a Zigbee router, a controller, a power source and a light source; the Zigbee router is connected to the controller; the controller is connected to the power source; the power source is connected to the light source; a set of positioning calculation software is arranged in the coordination server; and the positioning calculation software can process a shift signal into a positioning signal.

The invention relates to a hydraulic rotary joint comprising a rotary body (1) and a rotary shaft (2). The hydraulic rotary joint is characterized in that the bottom end of the rotary shaft (2) is axially inserted from the top end of the rotary body (1), the top end of the rotary shaft (2) extends out of the rotary body (1), a flange (3) is arranged between the top end of the rotary body (1) and the rotary shaft (2), a rotary sealing ring (5) and a dustproof sealing ring (6) are arranged in a circular groove between the rotary body (1) and the rotary shaft (2), an upper lip and a lower lip (6.1) are arranged on one side of the dustproof sealing ring (6) contacting with the rotary shaft (2) to form double lips, and the upper lip and the lower lip (6.1) are attached to the outer wall of the rotary shaft (2). According to the hydraulic rotary joint, dust is not prone to entering and oil is not prone to leakage. Besides, a rotary angle is large, interference does not exist among pipelines, and operation and maintenance are very convenient.

The invention discloses a vertical double-layer filter cloth circulating filter pressing system and a filter pressing method thereof. The system comprises a rack, the rack is provided with a double-layer filter cloth circulating mechanism, a filter plate group, an upper pressing plate, a lower pressing plate, and a hydraulic cylinder; the upper pressing plate and the lower pressing plate, the hydraulic cylinder are connected with the rack, the upper end of the filter plate group is connected with the upper pressing plate, and the lower end is connected with the lower pressing plate; the hydraulic cylinder is connected with the upper pressing plate or the lower pressing plate, the hydraulic cylinder acts, the upper pressing plate and the lower pressing plate are close to each other, the double-layer filter cloth circulating mechanism comprises filter cloth I and filter cloth II which have respective circulating paths, the double-layer filter cloth is arranged on the filter plate group in an S shape, solid sludge with high water content is clamped between the double-layer filter cloth and conveyed to filter pressing plates, the multiple layers of filter pressing plates which are mutually overlapped are subjected to filter pressing in an involution extrusion mode, sludge is dewatered, and compared with a traditional vertical filter press, the vertical double-layer filter cloth circulating filter pressing system is ingenious in structural design and good in filter pressing effect.

The invention provides silicon rod loading and unloading transferring equipment which comprises a base and a support, wherein the support is placed on and fixedly connected with the base; one side wall of the support is connected with a manipulator in a sliding way through a first sliding mechanism; the bottom of the manipulator is flexibly connected with a cantilever through a rotating mechanism; a gripping jaw is arranged at the bottom of the cantilever; and the gripping jaw is connected with the cantilever in a sliding way through a second sliding mechanism. According to the silicon rod loading and unloading transferring equipment, the sliding gripping jaw is adopted to grip or release a silicon rod to finish loading or unloading of the silicon rod, manual handling is not needed, quick and accurate positioning and automatic control are realized, the working efficiency is increased, and the cost is reduced.

A brake subpump adjuster with a pressure-relief valve comprises a cylinder, a lever, a push rod, an intake valve and a pressure-relief valve. The cylinder has first and second ends and at the first end is disposed a fixed piece. One end of the lever is set at the second end of the cylinder and the other end has a joint. The push-rod movable passes through the cylinder and the handle. At one end of the push-rod is disposed a support piece to press the subpump and at the other end is disposed a handle to rotate the push-rod. The intake valve is disposed on one side of the lever to make the piston move, so as to make the push-rod shift. The pressure-relief valve is set on the other side of the lever for relasing high-pressure gas from the cylinder to pull back the push-rod to the initial position.

The invention discloses a large mining excavator and a cable drum device of the large mining excavator. The cable drum device comprises a drum, a support, a motor driving device, a cable arranging mechanism, a top cover and a high-pressure sliding ring device, wherein the drum is used for enabling a cable to be wound and unwound, the drum is provided with a drum shaft, an end portion of the drum shaft is provided with a connecting bolt, the two ends of the drum are fixed to the support, the motor driving device is used for driving the drum to rotate, the cable arranging mechanism is used for enabling the cable to be evenly and orderly wound onto the drum and unwound from the drum, the ratio of the running speed of the cable arranging mechanism, the rotating speed of the drum and the speed of a walking mechanism of the excavator is kept constant, the top cover is arranged on the top of the drum, the high-pressure sling ring device is provided with an integral type box body, an upper bearing and a lower bearing are arranged at the upper portion of the box body and the lower portion of the box body respectively, and the shaft end, in the position of the upper bearing, of the high-pressure sliding ring device is provided with a long circular hole so that the shaft end can be inserted onto the connecting bolt when the high-pressure sliding ring device is installed. According to the large mining excavator and the cable drum device of the large mining excavator, the performance and the safety of the large mining excavator are improved, and use cost is reduced.

The invention discloses a dustproof static-electricity-removing heat dissipation device for a television. A machine body is included, and a dust collection device is arranged in the machine body; a dust collection fan is arranged in the dust collection device; and a static electricity removing device and a heat dissipation device are further arranged on a lower side of the dust collection device.In the invention, the dust collection device is arranged; dust in the television is treated; excessive dust in the television is prevented and an influence on normal operation is avoided; the static electricity removing device is arranged on the lower side of the dust collection device so that static electricity in a case is adsorbed and utilized, and a situation that internal components are damaged and inconvenient to maintain due to excessive static electricity in the television is avoided; and the heat dissipation device is arranged on the lower side of the static electricity removing device, the adsorbed static electricity is converted into electric energy to carry out heat dissipation treatment on the television so that the television works more smoothly, and the device is high in automation degree, convenient to use and rapid.

The invention relates to a corn skinning thresher which comprises a rack, a rotary drum, a threshing sieve plate, a motor, a belt pulley, a front belt pulley, a belt, a rear belt pulley, an exhaust fan belt pulley, an exhaust fan, a feed port, a discharge port, an automatic regulating device, a skinning projection, and a spiral rib. The rotary drum is fixed above the rack, the threshing sieve plate is arranged above the rotary drum, the spiral rib is arranged on the rotary drum, the feed port is arranged in front of the threshing sieve plate, the automatic regulating device is arranged on a tail portion of the threshing sieve plate, the front belt pulley is arranged on a front portion of the rotary drum, a rear belt pulley is arranged on a rear portion of the rotary drum, the exhaust fan is arranged below the rear belt pulley, the exhaust fan belt pulley is arranged on a rear side of the exhaust fan, the motor is arranged below a front portion of the rack, the belt pulley is arranged on a front portion of the motor, the front belt pulley is connected with the belt pulley through the belt, and the discharge port is arranged below a rear portion of the rack. The corn skinning thresher is capable of skinning, threshing and sieving corns of different sizes and is free of manually sieving corn stigmas, corn leaves and corn niblets, and accordingly the corn skinning thresher is laborsaving, high in efficiency, and is capable of operating for a long time.

The invention discloses a processing method of physically modified starch and belongs to the technical field of modified starch processing. The processing method comprises the following steps of: performing mechanical dehydration on cereal or potato refined starch as a raw material, performing pre-drying, thereby obtaining starch with moisture content of 20-25%; and performing further drying by virtue of a combined effect of intermittent microwave heating, intermittent infrared heating and concurrent flow ventilation, thereby obtaining ultra-dry starch with moisture content of 2-4%. Compared with a traditional multi-time pneumatic drying method, the method has the obvious advantages of relatively low moisture content, energy conservation, high efficiency, less land occupation, simplicity and convenience in operation, environmental friendliness, thorough sterilization and the like.

The invention relates to a reflection glass curtain wall with anti-mosquito collection nets. According to the reflection glass curtain wall with the anti-mosquito collection nets, a blind window device, an anti-mosquito device, a blind window control device and an openable glass window are arranged on an aluminum alloy window frame body in sequence from indoor to outdoor, the blind window device is provided with a fixed cross beam which is fixed to the aluminum alloy window frame body, a plurality of louvre blade bodies are arranged on the fixed cross beam, the anti-mosquito device is provided with a fixed frame body which is arranged on the back sides of the louvre blade bodies and located on the aluminum alloy window frame body, a big arc-shaped blocking net and a small arc-shaped blocking net are arranged on the upper portion and the lower portion of the fixed frame body respectively, and a mosquito falling opening is formed between the big arc-shaped blocking net and the small arc-shaped blocking net. According to the reflection glass curtain wall with the anti-mosquito collection nets, the structure is simple, and the design is reasonable; effective mosquito prevention measures are taken, the method combining mosquito blocking with dead mosquito collection is adopted, in this way, the good blocking function is achieved, and inconvenience can not be brought to maintenance and cleanness in the later stage.

The invention discloses a bottle opening spraying device which comprises two main input pipe orifices and a plurality of high-pressure sprayers. The high-pressure sprayers are arranged on two sides of a bottle body conveying track, and every two sprayers form a group. Outlets of two high-pressure sprayers of the same group are arranged oppositely, the height of the high-pressure sprayers is level to that of a bottle opening, and the two main input pipe orifices are distributed on two sides of the bottle body conveying track. A main input pipe orifice and the high-pressure sprayers arranged on the same side of the bottle body conveying track are connected through conveying pipes, and the conveying pipes are arranged along the bottle body conveying track shape. The bottle opening spraying device is complex in structure, low in cost, inconvenient to assemble and maintain and capable of removing residues on the bottle opening effectively.

The invention provides an internal combustion electric bolt spanner. A generator, a current controller, a motor, a speed reducer, a sleeve shaft, a sleeve and a sleeve control mechanism are arranged on a frame; a traveling mechanism is arranged below the frame; the generator supplies power and electric energy, or the generator and a lithium ion battery pack are connected to supply the power and the electric energy jointly; the power and the electric energy are modulated by the current controller and then transmitted to the motor to drive the motor to rotate; and an output shaft of the motor is connected with the speed reducer, is decelerated by the speed reducer and drives the sleeve connected to the lower end of the sleeve shaft to rotate. The spanner is miniaturized, light in weight and easy to operate, and a nut is convenient to detach when a steel rail is replaced by a railway maintenance department on line; the lithium ion battery pack supplies main energy, and a micro intermediate frequency generating set supplies auxiliary energy, so that the spanner has the characteristics of achieving low energy consumption and saving energy by 40 percent; and torque is controlled by controlling current, so that the spanner is high in accuracy.

The invention relates to an easily expanded gas-liquid mixing and mass transfer flat plate photobioreactor device, which is characterized by comprising a plurality of flat plate reactors which are connected in parallel, wherein each flat plate reactor comprises a reactor shell, flow guiding plates, a gas-liquid mixing system and an exhaust pipe; each reactor shell is of a rectangular plate-type structure and the surface of the reactor shell is made from a light-transmitting material; a water pumping port and two air outlets are formed in the top surface of each reactor; the water pumping port is connected to a water pumping pipeline and the air outlets are connected to an elbow pipe; a draining port and a liquid inlet are formed in the bottom surface of each reactor; the pair of the flow guiding plates are arranged in a perpendicular mode; the flow guiding plates are as wide as the reactor and the height of the flow guiding plates is 3/4 of the height of the reactor; the flow guiding plates are made from tempered glass or organic glass; and the entire reactor is divided into an ascending area in middle and two descending areas at two sides. The flat plate photobioreactor device provided by the invention has the beneficial effect that by combining a jet device and a static mixer, each gas-liquid mixer serves as a special mixer for mixing gas and liquid.

The invention discloses a quick charging pile. The quick charging pile comprises a ceiling; a circular column is fixed in the ceiling; a connecting column is fixed at the bottom end of the circular column in a sleeving manner; the interior of the connecting column is in a hollow shape; a first thread is formed in the connecting column; an outer box is arranged at the bottom end, corresponding to the top end of the ceiling, of the connecting column; connecting blocks are symmetrically fixed at the top end of the outer box; a clamping ring is fixed on the internal sides of the connecting blocks;and the cross section of the clamping ring is in a C shape. Through adoption of the designed clamping ring and clamping blocks, a second fixing block rotates with a second thread through a bolt to enable the clamping blocks to be tightened, the clamping ring fixes a threaded column and can be separated; through adoption of the designed connecting column and the first thread, the connecting columnand the threaded column are fixed and can be separated so that the ceiling is connected with the outer box, and therefore, maintenance inconvenience generated due to the bigger ceiling during the maintenance of the charging pile is avoided; and as secondary protection is made on the ceiling after special treatment is performed on a charging pile material in a factory, the occurrence of accidentsis avoided.