7results about How to "Avoid slurry leakage" patented technology

The invention discloses an assembly type building stair mold, and relates to the technical field of stair molds, the assembly type building stair mold comprises a mold mechanism, the side face of the mold mechanism is provided with a transverse steel bar limiting mechanism, and the transverse steel bar limiting mechanism is used for limiting and fixing transverse steel bars in a prefabricated stair. According to the longitudinal reinforcement limiting mechanism, the height of a clamping head is accurately adjusted through a third mounting bolt, the clamping head can be flexibly selected according to the diameter of a longitudinal reinforcement, the mounting height and position of the longitudinal reinforcement can be accurately controlled, the overall positioning accuracy of a reinforcement framework is guaranteed, and then the mechanical property of the prefabricated stair is improved; the sleeve plays a role in protecting the end, inserted into the mold mechanism, of the third mounting bolt, it is avoided that concrete adhesion affects bolt disassembly, meanwhile, due to the detachable design of the third mounting bolt and the modular structure of the steel bar limiting mechanism, the demolding difficulty is lowered, damage to stairs after a component is formed is reduced, and the demolding efficiency and the finished product quality are improved.

The application provides a facade modeling template for a cantilever structure and a construction method thereof, and belongs to the technical field of building templates; the facade modeling template comprises a side mold frame and an adjusting assembly; the side mold frame comprises a main frame and an extension section; the extension section is vertically connected to the bottom end of the main frame, and the end away from the main frame is provided with a lap joint section; the main frame comprises oppositely arranged inner and outer walls; the inner wall has a concave-convex structure; and a plurality of adjusting assemblies are movably arranged on the outer wall. The concave-convex structure is arranged on the inner wall of the main frame through the side mold frame, so that the cantilever structure and the facing structure are integrated and constructed, the construction process is simplified, and manpower, material resources and construction time are effectively saved; the extension section can effectively avoid the slurry leakage phenomenon during concrete pouring, so as to improve the construction quality and durability of the cantilever structure. The adjusting assembly can be used for accurately adjusting the perpendicularity of the main frame.

A kind of adjustable steel formwork support system and construction method for tunnel secondary lining construction joint, comprising: multiple strip steel formworks are sequentially extended and arranged along the layout direction of steel edge water stop belt;For the same column between the two adjacent strip steel formworks, wedge is inserted into the gap of the two strip steel formworks close to the side of tunnel, for adjusting the relative angle between the two strip steel formworks;Two strip steel formworks are detachably connected by the cooperation of connecting sheet and bolt;Clamp is arranged across multiple columns of strip steel formworks, one end of which is connected with the strip steel formwork close to the side of tunnel, and the other end is connected with trolley formwork away from the side of tunnel, for fixing strip steel formwork on trolley formwork.Various length specifications of strip formwork are combined and spliced, and the long round hole design of connecting sheet provides displacement compensation in adjustment, which can closely fit various complex arc cross sections, has the advantages of strong cross section adaptability, rigid positioning anti-deviation, tight joint anti-leakage and high turnover efficiency.

The utility model discloses a prefabricated laminated slab slurry leakage prevention device which comprises a laminated slab side die, a reserved groove is formed in the laminated slab side die, a rubber strip is arranged in the reserved groove, a fixed box hole is welded to the side edge, close to the reserved groove, of the laminated slab side die, and a fixed box is welded to the side edge, close to the reserved groove, of the laminated slab side die. A fixing buckle is further arranged on the side face of the laminated slab side die. According to the utility model, the reserved groove and the adhesive tape are arranged, the reserved groove is formed in the side die of the prefabricated laminated slab die, the adhesive tape is stuffed into the reserved groove, the redundant part of the adhesive tape on the two sides is folded and stuffed into the hole of the fixed box, and meanwhile, one end of the fixed buckle is fastened, so that the adhesive tape is compacted and contacted with the die table; the sealing effect in the production process of the laminated slab is achieved, and the slurry leakage phenomenon in the production process is prevented. The device is suitable for the production of prefabricated laminated slabs, can be used for a long time after being fixed once, and can effectively eliminate the slurry leakage phenomenon of the laminated slabs in the production stage.

The utility model discloses a novel aluminum formwork suitable for complex building structure eaves, including standard formwork, inner concave formwork and outer convex formwork, three contain eaves and gutter, and the one side of eaves is consistent with the size of roof eaves, and the other side is inclined plane and is equipped with gutter at the end, the standard formwork is used to roof eaves length direction installation, and the inner concave and outer convex formwork correspond with the inner concave and outer convex position of roof eaves, one side of formwork is equipped with connecting block, and the other side has recess, and connecting block has the positioning hole, can be connected with recess cooperation, and the connecting place has sealing rubber strip and prevents leakage mortar, and the formwork is connected with overhanging formwork on the side away from the inclined plane, and the lower surface of formwork is equipped with L shape mounting plate, is connected wall surface through mounting hole, and the installation place has rubber gasket and steady support, and the lower support rod of formwork is hinged to the lower end of gutter, and the other end is connected wall surface through support plate, and there are hole positions around support plate, the formwork adapts complex eaves structure, and the installation is stable, and the sealing property is good, and the practicality is strong.

The utility model discloses a mortar detection shaping device, including first shaping frame, with the second shaping frame of first shaping frame assembly, the first fixed screw rod of first shaping frame and second shaping frame one side, the second fixed screw rod of first shaping frame and second shaping frame other side, install on first shaping frame, be used for detecting the first temperature sensor of mortar center temperature, install the support frame on second shaping frame, vertical assembly on the support frame, be used for detecting the second temperature sensor of mortar surface temperature, this mortar detection shaping device passes through the structure cooperation of first temperature sensor and second temperature sensor, realized to the synchronous, accurate, nondestructive monitoring of internal center temperature and surface temperature in the process of mortar test piece forming, maintenance.

The application provides a semi-assembled safety early-release building formwork structure, which comprises a plurality of early-release floor formworks sequentially spliced together through early-release strip-shaped support plates, a plate rail assembly supported below the early-release floor formworks and the early-release strip-shaped support plates, a jacking support device supported below the plate rail assembly, and a wall formwork assembly connected with the outermost early-release floor formwork through a internal corner C groove. The spliced floor formworks and early-release strip-shaped support plates are clamped and supported by the clamp and the joint square tube assembly, so that the floor formworks and the early-release strip-shaped support plates can be more closely spliced together, and the risk of slurry leakage is reduced. The clamp tightly jacks up the joint square tube assembly at the splicing gap between the floor formwork and the early-release strip-shaped support plate, prevents the early-release floor formwork and the early-release strip-shaped support plate from deforming and affecting the flatness after the floor concrete pouring is completed, and avoids problems such as joint misalignment.