9results about How to "Stable design structure" patented technology

The invention relates to the technical field of ocean power generation, and particularly discloses a water bottom wave energy and wind energy combined power generation device which comprises a horizontal axis wind generating set and a vertical wave energy generating set, and the horizontal axis wind generating set is arranged at the top of the vertical wave energy generating set; the horizontal-axis wind generating set and the vertical wave energy generating set are combined for power generation; the horizontal-axis wind generating set is composed of a first stand column, a horizontal wind driven generator and blades. The vertical wave energy generator set is composed of a first connecting base, a second connecting base, a sleeve, a blade fan, a second stand column, a coil and a magnet. The wave energy and the wind energy are combined to form a linkage power generation system, various renewable energy sources in the marine environment are fully utilized, and the diversity and efficiency of overall energy acquisition are improved. According to the efficient power generation system, a specially-designed vertical wave energy generator set is adopted, the energy conversion mechanism is optimized, and the power generation efficiency is remarkably improved.

The utility model discloses a laser head set lifting device applied to a track-reinforced vehicle running along a track. The laser head set lifting device comprises a portal frame and a laser head assembly which are installed on a floor of the track-reinforced vehicle. The laser head assembly comprises a connecting device and a laser head set. The laser head group is arranged at the lower end of the connecting device; the floor below the laser head group is provided with a through hole for the laser head group to vertically pass through; the portal frame comprises stand columns on the two sides, lifting mechanisms arranged on the corresponding stand columns and a cross beam. Two ends of the beam are connected with lifting mechanisms; the connecting device is connected with the cross beam, and when the lifting mechanism drives the cross beam to ascend and descend, the laser head set can descend to penetrate through the through hole and is located at a working position below the floor; or the laser head group can be lifted into the reinforced vehicle compartment on the inner side of the floor so as to be in a non-working state; through the effective lifting function, the flexible moving function and the stable structure arrangement, protection and flexible operation of the laser head assembly are achieved, and the operation efficiency and safety of the rail enhancing vehicle are improved.

The invention discloses a crown beam formwork supporting frame, and relates to the technical field of supporting frames, and the crown beam formwork supporting frame comprises a supporting column arranged at the top of a formwork; the supporting columns comprise the first supporting column and the second supporting column, and the second supporting column is connected to the first supporting column in a sliding mode. The clamping column is arranged on the supporting column; the clamping columns comprise the first clamping column and the second clamping column, the first clamping column is arranged at the bottom of the first supporting column, the second clamping column is arranged at the bottom of the second supporting column, and a clamping space is formed between the first clamping column and the second clamping column; the control assembly is arranged on the supporting columns, and the control assembly controls the second supporting column to slide on the first supporting column, so that the first clamping column and the second clamping column get close to each other or get away from each other; and the balance piece is arranged on the second supporting column, and the balance piece abuts against the top of the formwork. According to the invention, the time required for supporting the template can be shortened.

The utility model discloses a kind of wall steady-state heat transfer property detection equipment, it is related to wall steady-state heat transfer detection technical field. Including detection box, heating assembly, fixing piece and detection piece, the simulation wall is placed in detection box and is fixed to simulation wall by fixing piece, after fixing piece is fixed to simulation wall, the detection box is divided into two chambers, the heating cavity below simulation wall, heating assembly is set in heating cavity and heats, it is detection cavity above simulation wall, temperature detection is carried out in detection cavity by detection piece. The utility model is set through heating assembly, fixing piece and detection piece etc., and the accuracy of heat transfer is ensured by heat insulation design and flexible thermometer adjusting function, to improve the reliability of detection result, fixing piece installation, quick cover plate sealing and simple thermometer adjustment operation, obviously improve detection efficiency.

The invention belongs to the technical field of tower equipment maintenance, and particularly relates to a tower cross arm mounting robot. Comprising a self-adaptive guide walking mechanism, a ring gear steering mechanism and a magnetic type self-resetting locking device which are sequentially connected from bottom to top, and the self-adaptive guide walking mechanism is used for walking on a tower; the circular ring gear steering mechanism is arranged on the self-adaptive guide walking mechanism, two sets of magnetic attraction type self-resetting locking devices are arranged on the circular ring gear steering mechanism in parallel, the circular ring gear steering mechanism is used for driving the magnetic attraction type self-resetting locking devices to rotate in the circumferential direction, and the two sets of magnetic attraction type self-resetting locking devices are used for fixedly installing the cross arm on a tower. Effective passing of cylindrical rod-shaped building surfaces is achieved through the self-adaptive guide walking mechanism, due to the design of the annular rack, the self-adaptive guide walking mechanism can be well suitable for entering a to-be-operated space, and the self-adaptive guide walking mechanism has the advantages of being good in environmental operation adaptability, stable in design structure, easy in function implementation and the like and is wide in application range.

The utility model discloses an ignition flame sensing self-adaptive driving circuit and a gas wall-hanging stove, which are applied to gas equipment, and comprise a power supply modulation module, a signal modulation module, an ignition boosting module and a flame sensing module, a first input end of the signal modulation module is connected with a square wave signal given source to obtain a square wave signal, and a second input end of the signal modulation module is connected with a second input end of the flame sensing module; the second input end of the signal modulation module obtains power supply voltage, the signal modulation module superposes and modulates the square wave signal and the power supply voltage into a sine wave signal, the power end of the ignition boosting module is connected with the signal output end of the signal modulation module, and the controlled end of the ignition boosting module is used for being connected with the control module to obtain an ignition control signal. The output end of the ignition boosting module is connected with the ignition needle, the sampling end of the flame sensing module is connected with the signal output end of the signal modulation module and the current-conducting plate, the output end of the flame sensing module is used for being connected with the control module, the design structure is stable, the production cost is reduced, the production efficiency is improved, and detection is stable and reliable.

The invention relates to the technical field of woven bag processing, in particular to a woven bag bottom sewing device which comprises a machine frame, a fixed side plate, a bottom plate and a fixed box installed on one side of the bottom of the machine frame, the bottom plate is fixedly installed at the center of the top of the machine frame through bolts, and transmission rollers are movably connected to the positions, on the two sides of the bottom plate, of the machine frame through bearings. A friction belt is movably connected between the two ends of the outer side of the transmission roller on the bottom plate, the friction belt moves on the peripheries of the two ends between the transmission roller and the bottom plate, and fixed side plates are fixedly installed at the centers of the two ends of one side of the top of the rack through bolts. Air is sucked through the positioning air suction holes, so that the woven bag is well attached to the bottom plate and the friction belt during sewing, dislocation and wrinkling are avoided during sewing, a rack plate drives a piston plate in an air exchange cylinder to move through a movable plate and a movable groove, the piston plate forms negative pressure in the air exchange cylinder, and the air exchange cylinder is driven to rotate. Air suction action is performed on the positioning air suction hole through the first guide pipe, and sewing is achieved.

This patent provides a height-adjustable electric posture corrector, comprising: a correction table; a drive device for providing power for bidirectional rotation around a fixed axis; a transmission device connected to the drive device for converting the bidirectional rotational motion into synchronous reverse linear motion of a first moving part and a second moving part; and a telescopic device including a first link and a second link hinged to each other at their middle portions, the lower end of the first link being hinged to the first moving part and the upper end being hinged to the correction table, and the lower end of the second link being hinged to the second moving part and the upper end being hinged to the correction table; wherein, the drive device drives the first moving part and the second moving part to move towards or away from each other through the transmission device, thereby causing the telescopic device to retract or expand to raise or lower the correction table, providing a height-adjustable electric posture corrector with a simple structure, low cost, low energy consumption, and reliable operation.

The application discloses a kind of eccentric error measuring devices suitable for threaded pair transmission shaft parts, it is related to mechanical performance testing field, its technical scheme includes base assembly, fixed component, measuring assembly and rotary positioning assembly;The fixed component, measuring assembly and rotary positioning assembly are all set on base assembly;The base assembly includes base, the first guide rail and the second guide rail are arranged on the base, the first guide rail is slidably connected with the first slider, the second slider and the fifth slider;The second guide rail is slidably connected with the third slider, the fourth slider and the sixth slider.The present application can accurately measure the roller diameter error by measuring separately and taking average, which improves the data support and protection for determining the eccentricity of planetary roller screw, an important indicator, and has important significance for improving the operation stability and service life of planetary roller screw.