32results about How to "Low installation and manufacturing costs" patented technology

The invention relates to a different sound on line detector for speaker based on time-frequency analysis. The invention is mainly characterized in that a signal generator is connected with a speaker through the wires, wherein the speaker is arranged in the heat transmission hole at the top of a noise elimination box, the bottom of the noise elimination box is provided with a microphone, the microphone is corresponding to the speaker, the microphone is connected with the input end of a collection card through wires, and is passed through A/D conversion, wave filter, time-frequency conversion, fault classification and identification, then outputs the identification results. The invention has a simple whole structure, the installation and manufacturing costs are lower, by adopting the method of time-frequency analysis, the speaker realizes rapidly and automatically intelligently detection in the production line, and the detection is precise, the detection efficiency is higher, the invention effectively overcomes the subjective and described fault identification by detector according to the experiences, and effectively ensures the healthy of the detectors; In addition, the invention is equally applicable to all the tuning of musical instruments, audio detection of pitch, so as to guarantee precise and reliability of the tuning and pitch of the musical instruments.

An energy-saving hydraulic elevator system is composed of a mechanical system, a master hydraulic loop with vectorial frequency-varying volume control to regulate the rotation speed of motor, and an energy accumulator loop system for balancing the most of the weight of cage system. Said energy accumulator loop can absorb energy when cage is moving down or release energy when cage is moving up.

The invention discloses a full-soaking type endoscope washing machine. The full-soaking type endoscope washing machine comprises a washing tank and a sealing cover for sealing the washing tank, wherein a draining opening is formed in the tank bottom of the washing tank; a water inlet for transporting cleaning liquid into the washing tank, a water outlet for sucking the cleaning liquid from the washing tank, a rinsing connector which is connected with an endoscope to perform rinsing and disinfecting on the endoscope and a circulating spray head for circularly spraying the cleaning liquid in theinner part of the washing tank are arranged on the tank wall of the washing tank; the draining opening is connected with a draining main pipe; an outer circulation liquid outlet is formed in the pipewall of the draining main pipe; a triple valve is arranged at a water outlet of the draining pipe; the outer circulation liquid outlet is connected with the circulating spray head through an outer circulation pipeline; and an outer circulation pump is arranged on the outer circulation pipeline. According to the full-soaking type endoscope washing machine disclosed by the invention, when the endoscope is washed, the cover body can be completely soaked in the cleaning liquid to wash and disinfect of the wall surface of the cover body, so that the washing and disinfecting effects are improved.

The invention discloses a support plate for a flat membrane member, and relates to a membrane support plate for a flat membrane member in water treatment. The support plate comprises a plastic thin plate, and the front surface and back surface of the plastic thin plate are both provided with alternate vertical guiding gutters. Vertical strip-shaped bosses are symmetrically arranged on the front surface and back surface of the support plate along the edges. The vertical bosses on the front surface and the back surface are provided with a recessed groove or a projected edge, and the projected edge can be snapped into the corresponding recessed groove. The middle vertical parts of the front surface and the back surface of the support plate are provided at least a vertical guiding gutter, and a water tap that connects the vertical guiding gutters, wherein the width of the vertical guiding gutter is equal to the distance between the two outermost vertical guiding gutters. In the prior art, the flat membrane member need to be positioned and assembled by a U-shaped slot, or the flat membrane member need to be pressed by a pressing mechanism such as screw rod, and the like, and after the step mentioned above, the flat membrane member need to be sealed. By using the support plate, the flat membrane member does not need to be sealed, and thus the assembly and manufacture costs are largely reduced. Furthermore, no boss is arranged on the surface of the support plate, so the membrane flux is greatly increased, sealing between the support plate and the membrane becomes easier, and the processing efficiency is improved.

The invention provides a large coal bunker blockage cleaning robot, relates to the technical field of warehousing equipment, and solves the technical problem of mechanical cleaning in a coal bunker. The coal bunker cleaning robot comprises a revolving mechanism, a lifting mechanism, a water storage tank, a left working arm, a right working arm, a walking car, a bunker cleaning manipulator, a balance device and a stand column; the revolving mechanism is connected with the upper end of the stand column through a gear; the lifting mechanism is arranged on the stand column; a connecting support rod is arranged at the lower end of the stand column; the left working arm and the right working arm are arranged on the connecting support rod; the balance device is arranged on the left working arm; the walking car is arranged on the right working arm; a windlass is arranged on the walking car; the bunker cleaning manipulator is connected with the walking car through a steel wire rope; and the steel wire rope is used for adjusting rotation of the left working arm and the right working arm and the position of the bunker cleaning manipulator to finish internal cleaning of a coal bunker. In addition, the coal bunker cleaning robot has the advantages of safe and efficient cleaning, wide application range and convenience for installation and disassembly.

The invention discloses a manufacturing method of a gas sensor. The gas sensor is made with the following steps: the first step is to respectively assemble a short sensor (10) and a wiring harness component (30); the second step is to fit the short sensor (10) to a spring caliper (20); the third step is to connect the spring base (32) of the wiring harness component (30) with the spring caliper (20) and arrange the sensing element (17) of the short sensor (10) on the wiring harness component (30); the forth step is to connect the wiring harness component (30) with the short sensor (10); the fifth step is to fix the wiring harness component (30) on the short sensor (10). The manufacturing method successfully solves the connecting problem of a ceramic sensing element with a metal terminal. The solving proposal is provided with great cost advantage. The gas sensor made through the invention has the advantages of fewer parts, lower installing and manufacturing cost, easy realization of size structure miniaturization and great application value.

The invention discloses a multi-functional truss supporting type floor slab and a construction method thereof. A fiber cement board is used as a bottom plate, triangular trusses are fixed to the fibercement board to serve as a framework, reinforcing steel bars are arranged on the fiber cement board between the triangular trusses to form a reinforcing mesh to be fixed to the triangular trusses, and a plurality of phase-change material bags are laid on the fiber cement board. The triangular trusses are used as internal steel bar structures, a phase-change material is filled into a floor slab body, and water pipes are added and embedded into the floor slab body, so that the floor slab can automatically adjust the indoor temperature, the effects of energy conservation and consumption reduction are achieved, the floor slab sound insulation effect is good, the mounting and manufacturing cost is low, and the use amount of the reinforcing steel bars can be reduced.

The invention discloses a molten salt storage tank heat exchange system. The system includes a molten salt storage tank, a heater, a circulating fan, an airway, an air outlet pipe, air holes and self-opening-closing devices; the circulating fan is arranged outside the storage tank; the inlet of the circulating fan communicates with the internal of the storage tank; the outlet of the circulating fan is connected to the heater; one end of the heater is connected to the circulating fan, and the other end of the heater is connected to the airway; the airway is connected to the air outlet pipe; theair holes are arranged in the air outlet pipe; and the self-opening-closing devices are arranged outside the air outlet pipe and can automatically make the air holes to open or close. Through the system, the self-opening-closing devices can effectively solve the problems of energy loss caused by short circuit phenomenon that, when partial air holes are immersed by molten salt in the storage tank,large amount of hot air used for cyclic heating directly returns to the circulating fan for the next cycle after overflowing through the air holes that are not immersed and does not take part in theheating on the molten salt in the storage tank.

The invention relates to inter-cut systems for broadcasting information such as disaster warning, emergency and advertisements at any time, particularly to a centralized and compatible inter-cut control system and method. The centralized and compatible inter-cut control system and method is simple, convenient, low in cost, capable of rapidly inter-cutting associated warning information and easy to control. According to the technical scheme of the centralized and compatible inter-cut control system, the inside of a box is provided with a wireless transceiver unit form receiving signals, an LED (light emitting diode) controller, and a switching device for inter-cutting, wherein the wireless transceiver unit is connected with the signal input end of the LED controller and connected with the input end of a controller module, the signal output end of the LED controller is connected with a new signal input interface, and an original signal input interface is connected with the output end of a display internal controller. The centralized and compatible inter-cut control system and method can be widely applied to LED displays to achieve rapid inter-cutting.

The invention discloses a constant-pressure deep-well pump system and a control system and method thereof. The control system comprises a control module, an AD data sampling module, a communication output module, a water shortage and overload detection module and an undervoltage detection module. The AD data sampling module is used for receiving a pressure value in a water supply pipeline and is connected with the MCU control chip, and the MCU control chip controls and quickly starts the motor by receiving information of the pressure value in the water supply pipeline when the pressure value received by the AD data sampling module is lower than a set pressure value; and when the pressure value detected by the AD data sampling module reaches or is higher than a set value, the MCU control chip controls the motor to slowly reduce the speed until the constant pressure in the water supply pipeline is kept unchanged, and the motor stops working. According to the constant-pressure deep-well pump system, the use efficiency of the motor is greatly improved, the use size and frequency of an external pressure tank connected with the system can be reduced, and the use energy consumption of the whole system is reduced.

A hydraulic lightweight parallel mechanical arm belongs to the technical field of robot structures and comprises a moving platform connecting assembly, a big arm moving assembly, a mechanical big arm assembly and a hydraulic parallel mechanical forearm part, the big arm moving assembly is mounted on the moving platform connecting assembly, the mechanical big arm assembly is mounted on the big arm moving assembly, and the hydraulic parallel mechanical forearm part is mounted on the mechanical big arm assembly. Compared with other existing methods, the method has the beneficial effects that a mechanical arm forearm is assembled through a hydraulic assembly, the structure is lighter and more convenient, stepless speed regulation of the mechanical arm in the movement process can be achieved, and the movement precision is higher; the six-degree-of-freedom mechanical forearm is combined and assembled in a hydraulic parallel connection mode, six degrees of freedom of the mechanical forearm are achieved, and compared with other existing mechanical arms, the six-degree-of-freedom mechanical forearm is lighter and has a higher load self-weight ratio; and the assembly type combined mechanical arm is adopted, the requirements of various types of work can be met, and flexible conversion of various terminal execution components can be achieved through a replaceable execution terminal installation part.

A single-motor-driven multi-storey three-dimensional parking garage equipment disclosed in the present invention comprises a frame body located on two sides corresponding to the longitudinal part of the T-shaped base, and an upper plate body and The lower plate body, the distance between the upper plate body and the lower plate body is used to accommodate the trolley, the first L-shaped connecting rod is arranged between the end of the upper plate body and the inner surface of the frame body, and the first L-shaped connecting rod The top of the longitudinal part is hinged with the end of the upper plate; the lower plate is placed on the top of the longitudinal part of the T-shaped base; Perforation, one drive part of the single-motor drive mechanism is fixedly connected to the end shaft of the transverse part of a first L-shaped connecting rod, and the other drive part is connected to the lower plate, so as to selectively drive the lower plate to translate or drive the L-shaped Carry out the rise or fall of the upper plate body after the connecting rod rotates. The installation and manufacturing costs are reduced, and the structure is simple, which makes it easy to diagnose and eliminate after a fault occurs, and improves the use performance.

The invention relates to a rotary movable shutter cover and a window body structure in the field of building structures. A shaft sleeve hole for inserting a shaft sleeve is formed in the center of a circular window body; a fixed window cover is fixedly connected to the outer side of the circular window body; a shaft hole for inserting a window shaft is formed in the center of the fixed window cover; a liftable movable window cover is arranged on the outer side of the fixed window cover; a plurality of spokes radially distributed from the center to the outside are arranged on the fixed window cover and the movable window cover; and high-elasticity waterproof fabrics are arranged between the corresponding spokes of the fixed window cover and the movable window cover. When the rotary movableshutter cover works, preferably, the circular window body is fixedly mounted at the top of a building to serve as a skylight; and through the lifting motion and the rotating motion of the movable window cover, the movable window cover can generate the effects of heat absorption, heat release and heat preservation, so that the adjustment is performed according to different seasons and indoor and outdoor temperature differences, and the comfort of a living environment is improved.

The invention discloses a device and method for measuring the high-precision installation flatness of a cable saddle of a suspension bridge, and the device comprises a micrometer depth gauge, stainless steel cups and a connecting guide pipe, and the five stainless steel cups with the same size and height are disposed at the four corners and the center of the top surface of a cable saddle grid. The five stainless steel cups are sequentially communicated together anticlockwise through the connecting guide pipe, a proper amount of water is injected into the five stainless steel cups, and the water level is slightly lower than cup openings; the depth micrometer is vertically placed on the cup edge of the central stainless steel cup through the depth micrometer base, the spherical surface of the measuring probe makes contact with the water surface of the central stainless steel cup, and the distance from the water level to the top of the central stainless steel cup is obtained. The measuring device has the advantages that the measuring efficiency can be effectively improved, the overall stability is good, cyclic operation can be realized, the structure is simple, the manufacturing and carrying are convenient, and the material cost is saved. According to the measurement method, the flatness measurement precision and efficiency can be improved.

The invention discloses a sliding door type mechanical adjustment eccentric rotation beautifying cover which comprises a foundation frame base, a deflection shaft holding pole and a dustproof cover. The upper end of the foundation frame base is in bolted connection with a fixed support, a fixed shaft is connected into the fixed support in a clamped mode, and the deflection shaft holding pole is movably connected into the fixed shaft in a clamped mode. The beautifying cover has the beneficial effects that the deflection shaft holding pole is movably clamped by the fixed shaft connected in the fixed support, the deflection shaft holding pole can be subjected to circumferential angle adjustment in the fixed shaft, and the beautifying cover is suitable for multi-azimuth angle of a communication antenna. The hold-down mechanism on one side is used for fixing the deflection shaft holding pole. A lower frame and an upper frame are connected to the deflection shaft holding pole, a fixed coverand a sliding door are arranged between the lower frame and the upper frame, the sliding door can rotate by 180 degrees in a sliding rail, a larger opening space is provided, installation and maintenance are convenient, the deflection shaft holding pole is eccentrically arranged, a larger installation space can be provided for a communication antenna, and compatible installation of various products is used.

The invention relates to the technical field of butterfly valves, in particular to a double-valve-plate type triple-eccentric butterfly valve. The double-valve-plate type triple-eccentric butterfly valve comprises two butterfly valves identical in structure. The valve bodies of the two butterfly valves are connected through a box body. A decompression valve is arranged at the bottom of the box body. The two butterfly valves are both provided with electric actuators. The double-valve-plate type triple-eccentric butterfly valve is simple in structure, the electric actuators are interlocked at the far end, and the electric actuators can be synchronously switched on or independently switched on; a discharge valve is arranged in a body cavity, and impurity discharge can be conducted in the one-side switched-on state; and one valve achieves the functions of three valves, and therefore the installation and manufacturing cost is effectively reduced.

The invention relates to a water softener and detergent adding integrated device which comprises a shell and a detergent pump. At least a first accommodating cavity for accommodating a detergent and asecond accommodating cavity for accommodating a water softener are formed in the shell. The first accommodating cavity and the second accommodating cavity are separated by a separation structure. Theshell is provided with a first adding opening and a first liquid outlet which are communicated with the first accommodating cavity, and is also provided with a second adding opening and a second liquid outlet communicated with the second accommodating cavity. The detergent pump is configured to drive liquid in the first accommodating cavity to be discharged from the first liquid outlet. The invention further relates to a dishwasher provided with the water softener and detergent adding integrated device. A water softener adding device and a detergent adding device are integrated as a whole, arrangement is convenient, the installation space is saved, and the installation and manufacturing cost is reduced.