CN-122013984-A - Template reinforcing device for settlement joint between adjacent roofs and waterproof method

Abstract

The invention relates to a formwork reinforcing device for a settlement joint between adjacent roofs and a waterproof method, wherein the formwork reinforcing device comprises a finalized steel plate, split bolt fixing sleeves and galvanized iron sheets, the split bolt fixing sleeves are symmetrically and alternately arranged in the finalized steel plate, the galvanized iron sheets are arranged at the bottom edge of the finalized steel plate and extend to the outside of two sides, and iron nail fixing holes are further formed in the galvanized iron sheets. According to the formwork reinforcing system and the node waterproof method for the adjacent roof settlement joints, which are provided by the invention, the formwork installation and reinforcing efficiency is improved by arranging the fixing device between the adjacent roof settlement joints. Meanwhile, in the waterproof construction process, the self-waterproof performance of the structure is improved in a secondary forming mode at the position of the cover plate between the adjacent roof settlement joints, the whole waterproof performance of the waterproof weak links between the adjacent roof settlement joints is improved by turning up the waterproof coiled material to the bottom of the cover plate between the adjacent roof settlement joints and adding stainless steel batch water.

Inventors

• DING BINGBING
• LU JIACHAO
• Shao Yejun
• DU JIANGLONG
• WANG QINGHUA

Assignees

• 上海宝冶集团有限公司
• 宝冶(郑州)建筑工程有限公司

Dates

Publication Date

20260512

Application Date

20240830

Claims (5)

1. 1.A formwork reinforcing device for a settlement joint between adjacent roofs is characterized in that the formwork reinforcing device (1) comprises a shaped steel plate (1-1) with a shape of a Chinese character 'ji' in side projection, split bolt fixing sleeves (1-2) and galvanized iron sheets (1-3), the inner parts of the shaped steel plate (1-1) are symmetrically and alternately provided with the split bolt fixing sleeves (1-2), the galvanized iron sheets (1-3) are arranged at the bottom edge of the shaped steel plate (1-1), the galvanized iron sheets (1-3) extend outwards towards two sides, and iron nail fixing holes are further formed in the galvanized iron sheets (1-3).
2. 2. A method of using the form reinforcement for a settlement joint between adjacent roofs as claimed in claim 1, comprising Step 1, constructing an outer side template between adjacent roof settlement joints and configuring a back edge according to design; Step 2, coating a release agent on the surface of the shaped steel plate (1-1), and placing the shaped steel plate at the position between the settlement joints of the adjacent roofs; Step 3, adjusting the position of the shaped steel plate (1-1) to prevent deviation, and temporarily fixing the shaped steel plate (1-1) on wood patterns on two sides between the settlement joints of the adjacent roofs by using iron nails through galvanized iron sheets at the bottom and reserved iron nail fixing holes after positioning; Step 4, after binding of concrete beam steel bars at two sides of the adjacent roof settlement joint is completed, reinforcing of wood forms and a shaping steel plate (1-1) at two sides of the adjacent roof settlement joint is started; Step 4.1, reinforcing the shaping steel plate (1-1) by adopting a split screw; marking the position of a reserved split bolt fixing sleeve (1-2) on a wood die; punching holes on the wood die, and penetrating a counter-pulling screw; step, screwing the split screw into a fixed wire section at the front end of a reserved split bolt fixed sleeve (1-2); Step, fixing a counter-pulling screw on one side of the wood die; Step5, after the construction of the steel bars and the templates between the adjacent roof settlement joints is completed, performing the construction of the water-stopping steel plates (2) at the positions of the construction joints; step 6, concrete pouring operation of the main structure; Step 7, after the lower concrete structure reaches the age of 7d, removing the templates of the lateral members, and performing concrete pouring on the concrete cover plates (3) between the adjacent roof settlement joints; Step 8, after the main body structure is completed, performing waterproof construction between the adjacent roof settlement joints; step 8.1, after the construction of the waterproof additional layers at the corner parts of the main body structure at the two sides of the settlement joint of the adjacent roof is completed, the waterproof coiled material (4) at the side surface of the main body structure is turned up to the bottom of the settlement joint of the adjacent roof and is fixed by using an aluminum alloy pressing strip (5) and cement nails, Step 8.2, filling polystyrene foam plastic rods (6) at the cover plates (2) between the adjacent roof settlement joints; and 8.3, adding stainless steel batch water (7) and a settlement joint roof aluminum plate cover plate (8) along the cover plate (2) between the adjacent roof settlement joints after the waterproof coiled material (4) is constructed.
3. 3. The formwork reinforcing device for the settlement joint between adjacent roofs according to claim 1 or 2, wherein the material of the shaped steel plate (1-1) is Q235B.
4. 4. The formwork reinforcing device for the settlement joint between adjacent roofs according to claim 1 or 2, wherein the pull bolt fixing sleeve (1-2) is made of Q235B, is connected with the shaping steel plate (1-1) in a welding mode and is arranged at intervals, the intervals are longitudinal intervals and transverse intervals, and opposite pull bolt fixing wire sections are reserved at two ends in the holes of the pull bolt fixing sleeve (1-2).
5. 5. The template reinforcing device for the settlement joint between the adjacent roofs is characterized in that a cover plate (2) between the settlement joints of the adjacent roofs is constructed in a post pouring and secondary forming mode, and specifically, the template reinforcing device is realized through the steps of pouring concrete between the cover plate (2) between the settlement joints of the adjacent roofs and a main building in two times in the steps 6 and 7.

Description

Template reinforcing device for settlement joint between adjacent roofs and waterproof method Technical Field The invention relates to the field of building construction, in particular to a construction technology of a settlement joint part of an adjacent roof of an existing structure, and specifically relates to a template reinforcing device for the settlement joint between the adjacent roofs and a waterproof method. Background The main quality problems of the positions among the adjacent roof settlement joints are poor in concrete forming quality, leakage and the like, the leakage problem of the positions among the adjacent roof settlement joints is different from that of a top plate and a side wall, if leakage occurs in the positions among the adjacent roof settlement joints due to the small space, the later plugging and maintenance costs are high, the construction quality of the positions among the adjacent roof settlement joints is improved, the leakage risk is reduced, the template installation and reinforcement among the adjacent roof settlement joints and the construction method of later waterproof construction details are key, and the investigation shows that the traditional template reinforcement mode of the positions among the adjacent roof settlement joints has the following two modes: 1. The construction method has the advantages that the construction efficiency is extremely low, the construction quality is difficult to ensure, the space between the adjacent roof settlement joints is small, the operation is difficult, whether the template reinforcement is firm is difficult to verify, and the problems of difficult form removal, influence on subsequent process construction and the like are also faced when the template is removed in the later stage. 2. The construction method improves the construction efficiency, but the concrete forming quality is poor, and the side pressure generated during concrete pouring and vibration is difficult to cope with due to the poor hardness of the extruded polystyrene board, so that the quality problems of bending, uneven width and the like among the adjacent roof settlement joints are caused. Therefore, the problems that the concrete forming quality of the positions between the settlement joints of the adjacent roofs is poor, the construction efficiency of the template engineering of the positions between the settlement joints of the adjacent roofs is improved, and the later leakage risk is reduced are solved. Disclosure of Invention In order to solve the problems of low construction efficiency, poor forming quality and high later leakage risk of the template reinforcement of the positions between the adjacent roof settlement joints, the invention improves the integral construction quality of the positions between the adjacent roof settlement joints by constructing two parts from the concrete construction of the settlement joints and the waterproof detailed construction between the roof settlement joints. In order to achieve the aim, the invention firstly provides a formwork reinforcing device for a settlement joint between adjacent roofs, wherein the formwork reinforcing device (1) comprises a shaped steel plate (1-1) with a shape of a Chinese character 'ji' in side projection, split bolt fixing sleeves (1-2) and galvanized iron sheets (1-3), the inner parts of the shaped steel plate (1-1) are symmetrically and alternately provided with the split bolt fixing sleeves (1-2), the galvanized iron sheets (1-3) are arranged at the bottom edge of the shaped steel plate (1-1), the galvanized iron sheets (1-3) extend to the outside of two sides, and iron nail fixing holes are further formed in the galvanized iron sheets (1-3). The invention further provides a using method of the template reinforcing device for the settlement joint between adjacent roofs, which comprises the following steps of Step 1, constructing an outer side template between adjacent roof settlement joints and configuring a back edge according to design; Step 2, coating a release agent on the surface of the shaped steel plate (1-1), and placing the shaped steel plate at the position between the settlement joints of the adjacent roofs; Step 3, adjusting the position of the shaped steel plate (1-1) to prevent deviation, and temporarily fixing the shaped steel plate (1-1) on wood patterns on two sides between the settlement joints of the adjacent roofs by using iron nails through galvanized iron sheets at the bottom and reserved iron nail fixing holes after positioning; Step 4, after binding of concrete beam steel bars at two sides of the adjacent roof settlement joint is completed, reinforcing of wood forms and a shaping steel plate (1-1) at two sides of the adjacent roof settlement joint is started; Step 4.1, reinforcing the shaping steel plate (1-1) by adopting a split screw; marking the position of a reserved split bolt fixing sleeve (1-2) on a wood die; punching holes on the wood die, and penetrating