37results about How to "Lower base cost" patented technology

The related adaptive sensor network control system based on multiprotocol communication embedded module structure is self diagnosis, self maintenance and self management. The architecture merges the advanced network and micro-structure software technology, forms the 'micro-structure sensing and controlling integration' mode, belongs to new running mode, new networking mode, and new theory application, and enables the sensor network replace computer network in many fields hopefully.

In order to reduce manufacturing cost of a base supporting a semiconductor laser, without deteriorating accuracy of mounting of the semiconductor laser, a mounting member is provided between the base supporting the semiconductor laser and the semiconductor laser; and the semiconductor laser and the base are fixedly attached with heat-cured silver paste. The silver paste has a lower curing temperature than an assurance temperature of the semiconductor laser, and a higher heat resistance than an operation temperature of the semiconductor laser. The mounting member is formed of a material having a higher heat resistance than the curing temperature of the silver paste.

The invention discloses a multi-pylon multi-span lifting cable crane. The crane comprises M pylons, N lifting spans connected to the M pylons sequentially, bearing cables, an overhead crane and lifting appliance assembly, traction systems, lifting systems and anchorage systems, wherein each pylon comprises a cable tower and a main tower arranged at the top of the cable tower, and a cable saddle structure for supporting the corresponding bearing cable is arranged at the top of the main tower; two ends of single bearing cable are used for being connected with the anchorage systems located on both banks; one lifting span is formed between every two adjacent pylons, and at least two lifting spans are connected to form a multi-pylon multi-span structure; the traction systems are used for pulling the single overhead crane and lifting appliance assembly to move between the adjacent lifting spans, and the lifting systems are used for lifting materials through the overhead crane and lifting appliance assembly; N and M are both natural numbers, M is larger than or equal to 3, and N is equal to the difference between M and 1. Therefore, multiple lifting spans are formed by arranging multiple pylons, and compared with the conventional double-pylon single-span lifting cable crane, the height of each pylon is reduced substantially and controlled effectively.

The invention belongs to the pile foundation field of civil engineering and the pile driving machinery field of the mechanical engineering. A hoop with great bearing capacity is provided with a soften-proof section and a thin wall sleeve (10); the construction method of the pile foundation is as follows: the pile is provided with a soften-proof section and a thin wall sleeve (10) and the measures of a device sinking a pile element or the lower end of a protective pipe or sinking a pressure bearing pole are adopted; a sinking device inside a hole has a hammer block suspender mechanism (19) consisting of a hydraulic pile pressing device, a pressure bearing pole device and a pile hammer striking device, a hydraulic hammer lifting mechanism of the pile hammer striking device, a hammer block elevation outside convex body mechanism (18) of the pile hammer striking device and a hollow hammer block mechanism of the pile hammer striking device. The invention has the advantages that: 1. the soften-proof section can avoid the humidification soften accident by the inundation of the supporting course; 2. because the thin wall sleeve (10) is arranged and the measure of using the sinking device inside the hole to sink the lower end is adopted, the tip of pile can be piled into the deep layer of a mantle of rock as the supporting course; 3. the cost of the pile foundation is greatly lowered; 4. the energy of the sinking device inside the hole piling into the deep layer of the mantle of rock is great, the structure is simple, the deadweight is reduced and the cost is low.

The invention discloses an assembly type concrete column partially and externally wrapped by H-shaped steel and energy dissipation steel plate shear wall structure. The shear wall structure comprises frame columns, transverse beams and a shear wall. Each frame column comprises H-shaped steel, a plurality of transverse pull bars fixed to flange plates on the two sides of the H-shaped steel in the length direction of the H-shaped steel, concrete filled up into an accommodating cavity formed by webs of the H-shaped steel and the flange plates, side plates welded to the beam-column joints and attachment plates welded to the flange plates of the H-shaped steel. Each transverse beam comprises an H-shaped steel plate, restraint pull bars fixed to flange plates on the two sides of the H-shaped steel plate in the length direction of the H-shaped steel plate and end plates fixed to the tail ends of the H-shaped steel plate. A steel plate is adopted as the shear wall. The two ends of the shear wall are fixedly connected with the attachment plates through clamping plates. The seismic performance and deformability of the frame shear wall can be effectively improved, the self-weight of the structure can be effectively lowered, seismic response can be reduced, the foundation cost is cut, and the shear wall structure is particularly suitable for reinforcement and reconstruction of existing buildings.

A paving convoy for producing a bituminous cover layer including a self-propelled road paver and a paving material feeding assembly which is self-propelled and travels in front of the road paver. A paving material conveying device extends from the feeding assembly to the road paver. A spraying module including its own undercarriage and components for storing and deploying bitumen emulsion is provided between the feeding assembly and the road paver. The spraying module has a spraying bar facing the front end of the road paver. The spraying module is either coupled to the feeder assembly by a detachable towing connection or to the road paver by detachable pulling connection.

A low cost video recording apparatus for one time recording on a recording medium, comprises a casing (15) which houses a video cassette tape, a lens (1), a microphone (16), a colour CMOS sensor, a signal processing module, a write head and a drive unit, in operational relation to each other. Also provided is a view finder (21) and an operating switch (22). The casing (15) has formed thereon a tear strip (20) used for opening the casing once recording has been completed. Removal of the cassette tape also involves disabling of tape guide components. Since one time recording only is possible with no playback or rewind, the life requirements for the various components can be considerably reduced.

A plate mounting cylinder includes a magnet cylinder and not less than four reference pins. A plate is to be mounted magnetically on the outer surface of the magnet cylinder. The reference pins are provided to the outer surface of the magnet cylinder and engage with a pair of reference engaging portions formed in the plate.

The invention discloses an assembled frame-type horizontal warehouse, a prefabricated wallboard mould and a construction method of a horizontal warehouse. In recent years, steel plate silos develop rapidly due to the characteristics of the high construction speed, the short construction period, the low cost and the like, however, the fatal weakness of the steel plate silos is that the silo wall is thin, the temperature is greatly affected by the outside world, grain and other items which have strict requirements for the temperature and moisture are prone to mildewing, decaying and other phenomena in the storage process, it is difficult to store the grain for a long time, and the service life of the steel plate silos is short. The assembled frame-type horizontal warehouse comprises a frame-type warehouse body (1), the frame-type warehouse body is connected with a foundation (11) and a warehouse top (12), the frame-type warehouse body comprises a group of reinforced concrete stand columns (2) located at the four walls of a wall body, reinforced concrete connecting beams (3) are arranged between the reinforced concrete stand columns to form a supporting system of the warehouse top, and the reinforced concrete stand columns (2) and the reinforced concrete connecting beams (3) are connected with a reinforced concrete prefabricated wallboard (4). The assembled frame-type horizontal warehouse is used for horizontal warehouse construction.

The invention discloses a sodium alkoxide dechlorinating method for high-chlorine rectification raffinate. The sodium alkoxide dechlorinating method comprises the following steps that ethyl alcohol and metal sodium are added into the high-chlorine rectification raffinate, and reaction is performed under the ultrasound condition after full mixing. According to the related sodium alkoxide dechlorinating method, the ethyl alcohol and metal sodium reaction and high-chlorine rectification raffinate reaction are combined. A large amount of heat is produced during ethyl alcohol and metal sodium reaction, rectification raffinate and sodium alcoholate reaction is promoted, and dechloridation is achieved. Conditions of the method are simple and convenient and easy to control, the required reaction time is short, a rectification effect is good, and no secondary pollution is produced.

The invention relates to an aluminum alloy pedestrian overpass which comprises a bridge body made of aluminum alloy materials, ladder corridors, ladder way straight rods, a ceiling, decorative grid rods and handrails, each truss body unit comprises a plurality of groups of parallel transverse trusses and vertical trusses on the two sides, the transverse trusses are arranged at certain intervals, and the vertical trusses on the two sides are perpendicular to the transverse trusses. Meanwhile, the stair steps, the bridge body step plates, the stairway longitudinal beams, the decorative grid rods, the bridge body handrails, the stairway handrails and the water collecting tanks which are convenient to install are arranged, assembling is rapid and convenient, the strength of the bridge body structure is improved, the self weight of the bridge body is light, the transportation cost is reduced, and the foundation cost of the ground is reduced; the on-site construction period is short, the speed is high, the installation difficulty is small, long-time road sealing and barrier setting are not needed, the structure corrosion resistance is good, the maintenance cost is extremely low, the aluminum alloy materials are renewable after disassembly, and the disassembled aluminum alloy materials are high in recovery rate and low in recovery treatment cost.

The invention discloses an adjustable roller blind structure for doors and windows of smart homes, which comprises a roller blind supporting main body mechanism, a roller blind clutch device, a roller blind manual driving device and a rolling blind automatic driving device. Curtain shaft corner frame, roller blind side frame and roller blind cross bar frame; the adjustable combination roller shutter mechanism includes the curtain frame installed on the inner side of the roller shutter frame around the surface and the combined curtain installed between the curtain frames on both sides , the combined curtain is composed of a number of square curtains, the center of the square curtain is provided with a central perforation of the curtain, the four sides of the square curtain are provided with fixing holes for the drawing line of the curtain, and the left and right sides of the same row of square curtains The traction line fixing holes are connected by a horizontal adjustment traction line, the center hole of the same row of curtains passes through a horizontal main adjustment line, and the traction line fixing holes on the upper and lower sides of the same row of square curtains pass through the longitudinal adjustment traction line respectively , the central perforation of the same row of square blinds passes through a longitudinal main adjustment line.

The invention discloses a sliding rail mechanism suitable for adjusting home door and window roller blinds. The slide rail baffle, a track is formed between the two slide rail baffles, the inner side of the slide rail baffle is provided with a ball fixing cavity, and the ball fixing cavity is movable and equally spaced to accommodate balls. Hemispherical rolling cavity, the two ends of the longitudinal adjustment plate and the horizontal adjustment plate are respectively installed in the track, and the upper and lower sides of the longitudinal adjustment plate and the horizontal adjustment plate are in contact with the balls, and the upper and lower sides of the longitudinal adjustment plate and the horizontal adjustment plate are in contact with the balls. Both sides are in contact with the balls, and through the free rotation of the balls in the hemispherical rolling cavity, the horizontal adjustment plate and the longitudinal adjustment plate installed between the slide rail baffles can slide freely.