38results about How to "Play shockproof" patented technology

A deformable connection structure between a concrete roof and a metal plate roof, wherein a certain gap is left between the concrete roof and the metal plate roof, and the iron sheet (8) is installed on the beam (1) of the concrete roof and the roof keel (7) of the metal plate roof ) at the lower end of the joint; on the concrete slab and the roof keel (7), thermal insulation materials (3) and metal sandwich panels (5) are laid, wherein insulation materials (3) and metal sandwich panels (5) are left There is a gap, which is filled with a certain filling material (9); the steel plate (4) is used as a flashing material across the beam (1) of the concrete roof and the roof keel (7) of the metal plate roof, and is located between the thermal insulation material (3) and Above the metal sandwich panel (5); the two ends of the steel plate (4) are respectively sealed with sealing materials (6) to prevent water from entering. The invention can meet the demand for deformation joints in large-scale projects, and at the same time play the roles of settlement, shock resistance, expansion and contraction, and improve drainage performance.

A deformable connection method and deformable connection structure between concrete trestle steps and floor, wherein the trestle steps are constructed in a layered structure, and embedded iron pieces are arranged on the beams of the floor; a certain distance is left between the trestle steps and the floor. Deformation joint; the iron sheet is installed on the upper end face of the concrete step structure and the floor slab; the iron sheet forms a U-shaped structure in the deformation joint, and the U-shaped iron sheet extends in the deformation joint; the U-shaped iron sheet is filled with asphalt hemp; Asphalt wood fiber board is laid on the wire; cement mortar cushion is laid on the iron sheet; the profiled steel plate is covered on the cement mortar cushion; Leave a lateral gap; this gap is closed with a polyurethane sealing material after welding. The invention can meet the demand for deformation joints in large-scale projects, and at the same time plays the functions of settlement, shock resistance, expansion and contraction, and improves waterproof performance.

The invention discloses a deformable connection method and a connection structure of concrete landing stage building surfaces. Deformation joints with certain widths are arranged between two landing stage building surfaces; a full iron sheet is used for sealing the lower end surface of the connection position of the landing stage building surfaces; the length of the iron sheet connected to the lower end surface between the deformation joints is larger than the actual lengths of the deformation joints, that is, the iron sheet connected to the lower end surface has certain surpluses; a waterproof coiled material is added on the iron sheet, so that a secondary waterproof function is realized; a cement mortar bedding cushion is laid on the waterproof coiled material; and the deformation joints on the waterproof coiled material are sealed with an asphalt mastic material. The deformable connection method and the connection structure can meet requirements for deformation joints in a large-scale project, has the functions of sedimentation, shock-proofing and expansion at the same time, and improves the drainage performance.

The invention discloses a locking device for a laser alignment instrument. The locking device comprises a base, a support, a first locking sheet, a second locking sheet and a driving device. A center hole is formed in the base, and an activity range of a center swing rod of the laser alignment instrument is defined by the center hole; the support is upwardly arranged from the base around the center swing rod, the first locking sheet and the second locking sheet are oppositely arranged around the center swing rod, and each locking sheet comprises a first end shaft, a second end shaft and a clamping portion, and each first end shaft and the corresponding second end shaft are coaxial with each other and are respectively pivotally connected with the support; the clamping portions are used for clamping the center swing rod; the driving device is used for driving the first locking sheet and the second locking sheet; when the driving device is switched on, the clamping portion of the first locking sheet and the clamping portion of the second locking sheet respectively rotate towards the center swing rod until the clamping portions reach locking positions, so that the center swing rod can be locked; when the driving device is switched off, the clamping portion of the first locking sheet and the clamping portion of the second locking sheet respectively rotate from the locking positions and reach releasing positions, so that the center swing rod can be released.

The invention discloses a shear wall with integrated section steel as a skeleton and an on-site construction method. The shear wall includes: an integrated section steel module as the skeleton of the whole wall body and its inner cavity as a main pouring cavity for pouring concrete; The formwork is detachably arranged on the periphery of the integrated steel module at intervals through the spacing components, and an auxiliary pouring cavity for pouring concrete is formed between the pouring formwork and the outer wall of the integrated steel module; the outer wall of the integrated steel module is provided with There are several grout holes connecting the main pouring cavity with the auxiliary pouring cavity and several threading holes for setting threading pipes, and the auxiliary pouring cavity is provided with a reinforcing mesh. On the premise of ensuring the tensile and compressive properties of the wall, the above-mentioned shear wall with integrated section steel as the skeleton is not only convenient for construction and later decoration, reduces the amount of steel used, and has low cost; it also has good fire protection, anti-corrosion and heat insulation properties. .

The invention discloses a high-thermal-conductivity organosilicone mud. The high-thermal-conductivity organosilicone mud is prepared from the following raw materials: 100 parts of silicone oil and 1000-1200 parts of heat-conducting powder filler in parts by weight, 0.5-1wt% of plasticizer and 1-3wt% of powder surface treating agent in terms of the heat-conducting powder filler, and 1-3wt% of cross-linking agent, 5-10wt% of high temperature resistant pigment and 0.01-0.015wt% of platinum catalyst in terms of the silicone oil. Besides, the invention also discloses a preparation method of the high-thermal-conductivity organosilicone mud. The high-thermal-conductivity organosilicone mud product has the advantages of high thermal conductivity, stable heat transfer property, excellent high temperature resistance, plasticity just as plasticine and the like; the preparation method of the high-thermal-conductivity organosilicone mud is simple; a better thermal-conductivity solution way can be provided for electronic heating components and radiating or other cooling devices.

The invention relates to a deformable connection method and a deformable connection structure of a concrete roof and a metal plate roof. A certain gap is reserved between the concrete roof and the metal plate roof, and sheet iron (1) is mounted at the lower end of a connection position of a beam (1) of the concrete roof and a roof keel (7) of the metal plate roof; a heat insulating material (3) and a metal core board (5) are laid on a concrete slab and the roof keel; a seam is reserved between the heat insulating material (3) and the metal core board (5); the seam is filled with a certain filler material (9); a steel plate (4) is taken as a flashing material and stretches across the beam (1) of the concrete roof and the roof keel (7) of the metal plate roof and located above the heat insulating material (3) and the metal core board (5); and two ends of the steel plate (4) are sealed by a sealing material, so that water is prevented. According to the deformable connection method and the deformable connection structure of the concrete roof and the metal plate roof, requirements for a deformation seam in a large-scale project can be met, sedimentation, shock proofing, stretching effects are realized at the same time, and the drainage performance is improved.

A deformable connection structure of concrete trestle floors, in which there is a deformation joint of a certain width between two trestle floors; the lower end surface of the junction of the trestle floors is sealed with a full length of iron sheet; the lower end surface is connected to the iron sheet at the deformation joint The length between them is greater than the actual length of the deformation joint, that is, there is a certain surplus of the iron sheet connected to the lower end surface; the deformation joint is filled with asphalt hemp; The length of the iron sheet connecting the end face between the deformation joints is greater than the actual length of the deformation joint, that is, the upper end face connecting iron sheet has a certain surplus; a waterproof membrane is attached to the iron sheet to play a secondary waterproof role; cement mortar pads are laid on the waterproof membrane layer, and the deformation joints on the waterproof membrane are blocked with asphalt mawangdi grease material. The invention can meet the demand for deformation joints in large-scale projects, and at the same time play the roles of settlement, shockproof, expansion and contraction, and improve waterproof performance.