40results about How to "Strong turnover" patented technology

The invention provides a construction technology of one-time molding of concrete pouring on the top of a construction column and a construction device thereof. The construction device comprises a concrete beam plate, a reinforcement cage and a first construction column template; the reinforcement cage is arranged on the lower portion of the concrete beam plate, and the reinforcement cage is connected with the concrete beam plate in an anchoring mode; a first construction column template and a second construction column template are correspondingly arranged on two sides of a wall body; and template wood beams are arranged on the outer sides of the first construction column template and the second construction column template. Through improvement of the construction technology of the one-time molding of the concrete pouring on the top of the construction column and the construction device thereof, the construction column being cast and molded at one time is realized; and the protruded concrete at the feed opening portion at the top end does not need to be chiseled. The construction technology and the construction device have the advantages that the operation is convenient, the pouring quality is excellent, recycle is convenient, manpower is saved, the construction cost is lowered and the construction period is shortened, and therefore the problem and the defect in the backgroundtechnology are effectively solved.

The invention discloses a quick formwork supporting device. The quick formwork supporting device comprises vertical and symmetric formworks (1), wherein a plurality of supporting devices for supporting the formworks (1) are longitudinally arranged among the formworks (1); the adjacent supporting devices are connected to one another through connecting rods (2); and two ends of each supporting device are respectively connected with the formworks (1) on two sides of the supporting device. The quick formwork supporting device has the advantages of skillful structural design, convenience in use, high adaptability, safety and reliability; supporting and withdrawing of the supporting device can be realized by rotation of a screw; and universality and transferring ability are high, loss in a using process is reduced greatly, construction cost is saved, and benefits are improved.

The invention provides a detachable lifting device for a door-like mast building and a construction method of the lifting device. The lifting device comprises a base fixed to a foundation structure, a door-like mast rotatably connected to the base, a lifting mechanism mounted on the door-like mast and connected to equipment required to be hoisted and a pull adjusting mechanism connected to the door-like mast, the included angle between the door-like mast and the base is adjusted through pulling of the door-like mast so that the door-like mast is lifted. The lifting mechanism on the door-like mast is used for fixing the equipment required to be lifted and hoisted; the door-like mast is pulled through the pull adjusting mechanism, and the equipment is lifted; and the detachable lifting device is simple and stable in structure, all components can be adjusted according to actual construction sites, and compared with a traditional single-arm lifting structure, the door-like mast is more stable.

The invention relates to a large-scale bridge support grouting formwork frame which is characterized by mainly comprising four formworks. A grouting die cavity is formed by connecting the four formworks in an enclosing and fastening mode. A rotary bridge support supporting mechanism is arranged on the upper surfaces of at least on pair of opposite formworks. The rotary bridge support supporting mechanism is provided with a rotary limiting device and a lifting adjusting mechanism. The bridge support supporting mechanism is adjustably installed on an upper installation plate. Fine adjustment bottom feet are arranged at the four corners of the formwork frame. By the adoption of the technical scheme, in the actual construction process, support axis and plane elevation adjustment can be achieved at a time, bridge support grouting procedure construction is smoothly carried out, repeated adjustment operations and working procedure interference are avoided, and working efficiency is improved; in addition, the large-scale bridge support grouting formwork frame further has the advantages of being high in circulation performance, convenient to assemble and disassemble, firm, reliable, easy and convenient to operate, high in construction control precision and the like.

The invention provides a detachable lifting device for a door-like mast building and a construction method of the lifting device. The lifting device comprises a base fixed to a foundation structure, a door-like mast rotatably connected to the base, a lifting mechanism mounted on the door-like mast and connected to equipment required to be hoisted and a pull adjusting mechanism connected to the door-like mast, the included angle between the door-like mast and the base is adjusted through pulling of the door-like mast so that the door-like mast is lifted. The lifting mechanism on the door-like mast is used for fixing the equipment required to be lifted and hoisted; the door-like mast is pulled through the pull adjusting mechanism, and the equipment is lifted; and the detachable lifting device is simple and stable in structure, all components can be adjusted according to actual construction sites, and compared with a traditional single-arm lifting structure, the door-like mast is more stable.

The invention discloses a quick formwork supporting device. The quick formwork supporting device comprises vertical and symmetric formworks (1), wherein a plurality of supporting devices for supporting the formworks (1) are longitudinally arranged among the formworks (1); the adjacent supporting devices are connected to one another through connecting rods (2); and two ends of each supporting device are respectively connected with the formworks (1) on two sides of the supporting device. The quick formwork supporting device has the advantages of skillful structural design, convenience in use, high adaptability, safety and reliability; supporting and withdrawing of the supporting device can be realized by rotation of a screw; and universality and transferring ability are high, loss in a using process is reduced greatly, construction cost is saved, and benefits are improved.

The invention relates to self-installation and disassembly equipment for a cement decompression cone formwork, which belongs to the technical field of building structures. Including central jacking, integral jacking mechanism, slewing assembly, top fixed platform, length-adjustable balance arm and formwork self-installation and dismantling trolley. The overall jacking mechanism is mainly composed of the outer frame of the jacking sleeve, the jacking locking device, the hydraulic jack, the reversing track of the jacking locking device, the introduction and extraction mechanism of the central jacking standard section, the external operating platform and the channel; the rotary assembly From bottom to top, it consists of a base, a slewing mechanism, and an upper support seat; the top fixed platform is composed of the fixed platform top support and the surrounding cantilevered platform modules; Disassemble the lifting platform to form. The invention effectively solves the problems of complex construction, long construction period and large consumption of turnover materials respectively existing in the two decompression cone construction technologies in the current cement industry.

The invention discloses a lighting lamp holder. The lighting lamp holder comprises a base, a telescopic frame, a lamp holder body and a lighting lamp. A chute is fixedly formed in the base, a pulley is arranged in the chute in a sliding mode through a transmission mechanism, and the transmission mechanism drives the pulley to linearly move along the chute. The telescopic frame is erected on the base and fixedly connected to the pulley, and the telescopic frame is driven by the pulley to ascend and descend. The lamp holder body is fixedly arranged at the top of the telescopic frame. The lighting lamp is fixedly arranged on the lamp holder body. According to the lighting lamp holder, the pulley is driven by the transmission mechanism to linearly move along the chute, the telescopic frame is further driven by the pulley to ascend and descend, and then lighting lamp holder can stretch out and contract. The lighting lamp holder is easy and convenient to assemble on a construction site, flexible to apply, easy to operate, convenient to use and high in circulation performance, resources are saved, manufacturing cost is reduced, and the requirements of green construction are met.

The invention relates to an attaching and climbing device of a full steel climbing frame in a structure retraction part and an installation method thereof, and particularly relates to the field of building construction. The attaching and climbing device comprises a steel vertical column, a bottom cantilever beam, attaching support seats and climbing hanging parts. The installation method of the device comprises the following parts of welding the steel vertical column at the end part of the bottom cantilever beam on a lower structure slab, welding a bottom diagonal brace between the bottom cantilever beam and the steel vertical column, welding an upper pull rod and an upper diagonal brace between the steel support column and a connecting embedding part in the structure slab at the retraction part, respectively fixing the attaching support seats at the upper and lower parts of the steel vertical column by screw rods, respectively fixing the climbing hanging parts at the upper and lower side edges of the steel vertical column by square connecting parts, correspondingly arranging a plurality of groups of steel vertical columns according to the number of guide rails of the full steel climbing frame, and welding and connecting the steel vertical columns into a whole by horizontal connecting rods and crossing connecting rods, so that the climbing construction of the full steel climbing frame is smoothly performed by the attaching and climbing device at the structure retraction part. The attaching and climbing device has the advantages that the construction is easy, the safety is good, the cost is low, the construction period is short, and the repeated use is realized.

The present invention belongs to the field of construction, and concretely relates to a construction tool for manufacturing enclosing wall copings. The construction tool comprises an angle iron die and a fixture; the angle iron die comprises a first plate body which is perpendicular to an external wall of a wall body and arranged in a horizontal direction, and a second plate body which is away from the external wall of the wall body and disposed on the first plate body; a raised line for forming a larmier at a bottom face of an enclosing wall coping is arranged at an inner side of the angle iron die and on the plate face of the first plate body; the fixture comprises a first clamping arm and a second clamping arm which can be clamped onto the wall body in a thickness direction of the wall body; and a locking and fixing mechanism for fastening and fixing the angle iron die onto the external wall of the wall body is disposed on the first clamping arm and / or the second clamping arm. With adoption of the above fixture, the angle iron die can be effectively installed and positioned during pouring, integral forming of the larmier and the enclosing wall coping is realized, and the appearance of the enclosing wall coping is attractive. The construction tool is simple in structure, excellent in turnover performance and convenient to assemble and disassemble.