CN117052083A - Construction device and method for controlling flatness of deformation joint - Google Patents

Abstract

The application discloses a construction device and a construction method for controlling the flatness of a deformation joint, which belong to the technical field of building construction and comprise a partition plate, wherein the partition plate is arranged on a terrace surface and comprises a first partition plate and a second partition plate, the first partition plate and the second partition plate are arranged on the terrace surface in a relative mode, a support frame for limiting the position of the partition plate is arranged on the terrace, a reserved joint is formed between the first partition plate and the second partition plate, a force transmission steel plate is arranged on one side wall of the first partition plate in a penetrating mode, a sleeve is arranged on the other side wall of the second partition plate in a penetrating mode, the sleeve is embedded in concrete, one side of the force transmission steel plate is embedded in the concrete, the other side of the force transmission steel plate is connected with the sleeve, and the force transmission steel plate slides on the sleeve. The application has the effect of improving the flatness of the terrace deformation joint.

Description

Construction device and method for controlling flatness of deformation joint

Technical Field

The application relates to the technical field of building construction, in particular to a construction device and method for controlling flatness of deformation joints.

Background

The building structure has coordination and continuity, the environment where the building is located can also generate certain pressure and influence on the building structure, the deformation joint can ensure enough expansion space when the building structure is deformed, and influence and damage to the whole building are reduced.

After the traditional process is finished, the terrace is easy to generate arch starting and dry cracking due to hydration heat of concrete, and after the concrete is initially set, joint cutting construction is carried out by using a joint cutter, so that false joints are easy to be too shallow, thereby causing limited action of deformation joints, the ground is stamped by upper live load or is unevenly settled in self price along with the increase of time, the structures on two sides of the construction joint of the terrace can generate height difference, thereby affecting the flatness of the terrace, and the traditional cutting joints can not be satisfied for some projects with precision requirements.

Disclosure of Invention

In order to improve the flatness of the deformation joint of the terrace, the application provides a construction device and a construction method for controlling the flatness of the deformation joint.

The application provides a construction device and a method for controlling the flatness of a deformation joint, which adopts the following technical scheme:

the utility model provides a construction equipment and method of control movement joint roughness, includes the division board, the division board is placed on the terrace face, the division board contains division board one and division board two, division board one with division board two are relative to be set up on the terrace face, be provided with the support frame that is used for prescribing a limit to division board position on the terrace, division board one with reserve the seam between division board two for the movement joint, division board one lateral wall is worn to be equipped with the biography power steel sheet, division board two lateral walls are worn to be equipped with the sleeve pipe, the sleeve pipe is pre-buried in the concrete, one side of biography power steel sheet is pre-buried in the concrete, the opposite side of biography power steel sheet connect in the sleeve pipe, biography power steel sheet slide in the sleeve pipe.

Through adopting above-mentioned technical scheme, under the support of support frame, the staff is the pouring concrete in segments, and the deformation joint uses the power steel sheet that has the sleeve pipe, with the effectual connection of structure of deformation joint both sides, under vertical load effect, can pass the load with one side of deformation joint to the another side, realizes that the atress is even, reduces deformation joint local compressive stress, improves the roughness of terrace deformation joint department.

Preferably, the first and second division plates are respectively and fixedly connected with a protection flat iron, the protection flat iron is arranged along the length direction of the deformation joint, and concrete is poured to be flush with the upper surface of the protection flat iron.

By adopting the technical scheme, the concrete edges and corners at the deformation joints of the protection terrace of the flat iron are protected from being damaged, and the durability of the concrete edges and corners is improved, so that the later maintenance work is reduced, and the maintenance cost is further reduced.

Preferably, anchor nails are pre-buried in both sides of the deformation joint, one end of each anchor nail is fixedly connected with the protection flat iron, the other end of each anchor nail is fixedly connected with a reinforcing block, and the anchor rods and the reinforcing blocks are pre-buried in concrete.

Through adopting above-mentioned technical scheme, anchor nail and protection band iron rigid phase meet, can transmit the atress of protection band iron to in the concrete to reduce protection band iron atress and take place deformation, anchor nail and protection band iron strengthen the joint strength between the yoga concrete through the boss.

Preferably, plastic bolts are arranged between the protection flat irons at two sides of the deformation joint.

By adopting the technical scheme, the width of the deformation joint can be greatly changed due to the hydration heat or live load of the concrete by arranging the plastic bolts between the protection flat irons at the two sides; in addition, plastic bolts have ductility, allowing the concrete to expand and contract to some extent.

Preferably, a rubber strip is arranged at the upper end of the deformation joint.

By adopting the technical scheme, the rubber strip has ductility, and the impurity gravel on the terrace surface is reduced to block the deformation joint under the condition of not influencing the concrete.

Preferably, the supporting frame comprises a base, an inclined rod and a vertical rod, wherein the base is fixedly connected to the floor surface, the vertical rod is fixedly connected to the base, and the vertical rod is fixedly connected to the partition plate; the sliding block is arranged in the sliding groove in a sliding mode, one end of the inclined rod is hinged to the sliding block, the other end of the inclined rod is hinged to the vertical rod, the vertical rod is a telescopic rod, an adjusting component used for adjusting the height of the vertical rod is arranged on the base, and a sliding component used for driving the sliding block to move is arranged on the base.

By adopting the technical scheme, when the structure is installed, the support frame positions the partition plates, and when concrete is poured on one side of the partition plates, which is far away from the support frame, the support frame can reduce the possibility that the partition plates move under the pressure of the concrete; when the concrete on one side of the partition plate is solidified, a worker removes the support frame to perform concrete casting on the other side of the partition plate, and the support frame is removed to prevent cracks from being generated because the concrete and the force transmission steel cannot move freely.

Preferably, the adjusting component comprises a first screw rod, a sliding block and a hand wheel, the vertical rod comprises a fixed rod, an extension rod and a sleeve rod, a telescopic groove is formed in the fixed rod, the extension rod slides in the telescopic groove, and the sleeve rod is fixedly connected to one end, far away from the fixed rod, of the extension rod; the telescopic chute is formed in the inner wall of the telescopic chute, the sliding block is fixedly connected to the extension rod, the sliding block slides in the sliding chute, the first screw rod is rotatably arranged on the base, the sliding block is in threaded connection with the first screw rod, and the hand wheel is fixedly connected to one end of the first screw rod.

By adopting the technical scheme, the staff can adjust the height of the supporting rod according to the height of the partition plate, so that the applicability of the supporting frame is improved; when the staff needs to adjust the height of the support rod, the staff rotates the hand wheel to drive the first screw rod to rotate, the first screw rod rotates the driving slide block to drive the extension rod to move together, and when the height of the vertical rod is adjusted, the inclined rod moves under the action of the sliding component, so that the inclined rod can play a supporting role on the vertical rod.

Preferably, the sliding assembly comprises a second screw rod and a bevel gear set, the second screw rod rotates in the sliding groove, the sliding block is in threaded connection with the second screw rod, and the first screw rod is connected with the second screw rod through the bevel gear set.

Through adopting above-mentioned technical scheme, the second lead screw rotates along with first lead screw under the effect of bevel gear group, and the second lead screw rotates the drive slider and drives the diagonal bar and remove.

Preferably, the first and second sub-warehouse boards are fixedly provided with anchor rods.

By adopting the technical scheme, the anchor rod increases the connection strength between the first sub-warehouse plate and the second sub-warehouse plate and the concrete.

Preferably, the construction method for controlling the flatness of the deformation joint comprises the following steps:

s1, positioning and paying off, and reserving the position of a deformation joint according to a drawing before construction;

s2, placing a partition plate and a support frame;

s3, installing a force transmission steel plate, a sleeve, a protection flat iron and other structures;

s4, casting the side, away from the support frame, of the deformation joint for the first time;

s5, after the first casting solidification, removing the support frame, and carrying out second casting on the deformation joint;

s6, curing the concrete terrace;

and S7, arranging a rubber strip on the deformation joint.

By adopting the technical scheme, the deformation joint is reserved in advance, so that the deformation joint can be prevented from being too shallow; the force transmission steel plate and the sleeve are combined to effectively connect the two sides of the deformation joint, and the stress is uniform; the anchor first can avoid deformation joint both sides with the protection band iron subassembly and lead the direct atress of teaching, upper portion load passes through rigid material and directly transmits terrace structure, reduces the emergence that the structural weakness department destroyed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. under the support of the support frame, the workers cast concrete in sections, the deformation joints use force transmission steel plates with sleeves, the structures on two sides of the deformation joints are effectively connected, one side of the deformation joints can be transmitted to the other side under the action of vertical load, the stress is uniform, the local compressive stress of the deformation joints is reduced, and the flatness of the deformation joints of the terrace is improved;

2. the concrete edges and corners at the deformation joints of the terrace are protected from being damaged by the flat iron, and the durability of the concrete edges and corners is improved, so that the later maintenance work is reduced, and the maintenance cost is further reduced;

the anchor nail is rigidly connected with the protection flat iron, and the stress of the protection flat iron can be transferred to the concrete, so that the stress of the protection flat iron is reduced to deform, and the anchor nail and the protection flat iron strengthen the connection strength between the yoga concrete through the reinforcing block.

Drawings

Fig. 1 is a schematic diagram of a front structure of a construction apparatus for controlling flatness of a deformation joint.

Fig. 2 is a schematic top view of a construction apparatus for controlling flatness of a deformation joint.

Fig. 3 is a schematic structural view of a protruding support frame according to an embodiment of the present application.

Reference numerals:

1. a partition plate; 2. a terrace; 3. a first dividing plate; 4. a second dividing plate; 5. a deformation joint; 6. a force transmission steel plate; 7. concrete; 8. a sleeve; 9. protecting the flat iron; 10. an anchor pin; 11. a reinforcing block; 12. a plastic bolt; 13. a rubber strip; 14. a support frame; 15. a base; 16. a diagonal rod; 17. a vertical rod; 18. a slip groove; 19. a sliding block; 20. an adjustment assembly; 21. a sliding assembly; 22. a first screw rod; 23. a slide block; 24. a hand wheel; 25. a telescopic slot; 26. a chute; 27. a second screw rod; 28. a bevel gear set; 29. a bolt; 30. a first bolt; 31. a second bolt; 32. a fixed rod; 33. a loop bar; 34. an extension bar.

Detailed Description

The application is described in further detail below with reference to fig. 1-3.

The embodiment of the application discloses a construction device for controlling the flatness of a deformation joint, which is shown in fig. 1 and 2, and comprises a partition plate 1, wherein a worker marks the position of the reserved deformation joint 5 on a terrace 2 in advance according to the design, the partition plate 1 is placed on the surface of the terrace 2 at the position of the reserved deformation joint 5, the partition plate 1 comprises a first division plate 3 and a second division plate 4, the first division plate 3 and the second division plate 4 are U-shaped, grooves on the first division plate 3 and the second division plate 4 are placed in opposite directions, the reserved joint between the first division plate 3 and the second division plate 4 is the deformation joint 5, and one side of the partition plate 1 is provided with a plurality of supporting frames 14 for fixing for supporting. The side wall of the first sub-bin plate 3 is penetrated with a plurality of force transmission steel plates 6, the force transmission steel plates 6 are sequentially arranged on the first sub-bin plate 3, the force transmission steel plates 6 are in a cuboid shape, the side wall of the second sub-bin plate 4 is penetrated with a plurality of sleeves 8, the sleeves 8 are in one-to-one correspondence with the plurality of force transmission steel plates 6, one side of the force transmission steel plates 6 is embedded in the concrete 7, the other side of the force transmission steel plates 6 is connected with the sleeves 8, the sleeves 8 are embedded in the concrete 7, and slots for sliding the force transmission steel plates 6 are arranged in the sleeves 8; the force transmission steel plate 6 with the sleeve 8 is used for effectively connecting the structures at the two sides of the deformation joint 5, one side of the load with the deformation joint 5 can be transmitted to the other side under the action of vertical load, so that uniform stress is realized, the local compressive stress of the deformation joint 5 is reduced, and the flatness of the deformation joint 5 of the terrace 2 is improved.

As shown in fig. 1, the upper end surfaces of the first division plate 3 and the second division plate 4 are fixedly welded with a protection flat iron 9, the protection flat iron 9 is in a cuboid shape, the protection flat iron 9 is arranged along the length direction of the deformation joint 5, concrete 7 is poured to be flush with the upper surface of the protection flat iron 9, the possibility of damage to the edge angle of the concrete 7 can be reduced by the protection flat iron 9, and the durability of the concrete is improved, so that later maintenance work is reduced. An anchor nail 10 is fixedly welded on one side of the protection flat iron 9 far away from the deformation joint 5, the anchor nail 10 is in a cylinder shape and is obliquely embedded in the concrete 7, a reinforcing block 11 is fixedly welded on one end of the anchor nail 10 far away from the protection flat iron 9, and the reinforcing block 11 is in a cylinder shape; the anchor nail 10 plays a supporting role on the protection flat iron 9, and the protection flat iron 9 is in rigid contact with the anchor nail 10, so that the stress of the protection flat iron 9 can be transmitted into the concrete 7 through the anchor nail 10, the deformation of the protection flat iron 9 is reduced, and the connection strength between the anchor nail 10 and the protection flat iron 9 and the concrete 7 can be enhanced by the reinforcing block 11. A plastic bolt 12 is arranged between the protection flat irons 9 at the two sides, the plastic bolt 12 fixedly connects the protection flat irons 9 at the two sides together, and the plastic bolt 12 can prevent the width of the deformation joint 5 from being greatly changed due to hydration heat or live load of the concrete 7; in addition, the plastic bolts 12 have ductility and do not hinder the thermal expansion and contraction changes of the concrete 7. The first and second warehouse boards 3 and 4 are fixedly welded with anchor rods 29 on opposite side walls, the anchor rods 29 are cylindrical, the anchor rods 29 are obliquely arranged, and the connection strength between the partition board 1 and the concrete 7 is enhanced.

As shown in fig. 3, the supporting frame 14 includes a base 15, an inclined rod 16 and a vertical rod 17, the base 15 is rectangular, and one end of the base 15 is fixedly connected with the ground through a first bolt 30; the vertical rod 17 is abutted to the first sub-bin plate 3, the vertical rod 17 comprises a fixed rod 32, an extension rod 34 and a sleeve rod 33, and the fixed rod 32, the extension rod 34 and the sleeve rod 33 are in a cuboid shape; the dead lever 32 fixed welding is in the up end of base 15 and keeps away from the one end of first bolt 30, the expansion groove 25 has been seted up along vertical direction to the top of dead lever 32, expansion groove 25 is the square groove, extension bar 34 slides in expansion groove 25 along vertical direction, the fixed connection of passing through second bolt 31 and branch storehouse board one 3 of loop bar 33, the bottom fixed welding of loop bar 33 is in the top of extension bar 34, the diameter of loop bar 33 is unanimous with dead lever 32 diameter size, thereby can be to the upper and lower both ends simultaneous butt of branch storehouse board one 3, be provided with the adjusting part 20 of adjusting the montant 17 height on the base 15.

As shown in fig. 3, the adjusting assembly 20 includes a first screw rod 22, a sliding block 23 and a hand wheel 24, the inner wall of the telescopic slot 25 is provided with a sliding groove 26 along the vertical direction, the sliding block 23 is T-shaped, the sliding block 23 is fixedly welded at the bottom end of the extension rod 34, the sliding block 23 slides in the sliding groove 26 along the vertical direction, the first screw rod 22 is arranged along the vertical direction, the sliding block 23 is in threaded connection with the first screw rod 22, and the hand wheel 24 is fixedly welded at the top end of the first screw rod 22; the sliding groove 18 has been seted up along its length direction to the up end of base 15, has slided in the sliding groove 18 and has been slided the slider 19, and slider 19 is the cuboid form, and diagonal bar 16 is the cuboid form, and the top of diagonal bar 16 articulates in the loop bar 33 lateral wall, and the bottom of diagonal bar 16 articulates in the up end of slider 19, is provided with the slip subassembly 21 that the drive slider 19 removed on the base 15. The sliding assembly 21 comprises a second screw rod 27 and a bevel gear set 28, the bottom end of the first screw rod 22 is rotationally connected to the inner wall of the sliding groove 18, one end of the second screw rod 27 is rotationally connected to the inner wall of the sliding groove 18, the sliding block 19 is in threaded connection with the second screw rod 27, and the first screw rod 22 and the second screw rod 27 are connected through the bevel gear set 28.

As shown in fig. 1 and 2, when working, a worker needs to fix the position of the partition plate 1 to avoid the movement of the partition plate 1, firstly, after the worker accurately places the first 3 position of the partition plate, the worker fixes the base 15 at the first 3 position of the partition plate to enable the vertical rod 17 to abut against the first 3 position of the partition plate, and then, the worker can adjust the height of the vertical rod 17 according to the height of the partition plate 1, so that the applicability of the support frame 14 is increased, and the method can be applied to different thicknesses of the concrete 7; the first screw rod 22 is driven to rotate by the hand wheel 24 by the worker, the first screw rod 22 rotates to drive the sliding block 23 to move together with the lengthening rod 34, the second screw rod 27 rotates along with the first screw rod 22 under the action of the bevel gear set 28, the second screw rod 27 rotates to drive the sliding block 23 to move along with the inclined rod 16, the inclined rod 16 continues to play a supporting role on the vertical rod 17, and the possibility of moving the first division plate 3 is reduced; subsequently, the worker defines the position of the second division plate 4 by protecting the connection between the flat iron 9 and the plastic bolts 12, then, after the installation of the two sides of the partition plate 1 is finished, the worker pours one side of the second division plate 4, the support frame 14 can reduce the possibility that the partition plate 1 moves under the pressure of the concrete 7, after the concrete 7 on one side of the partition plate 1 is solidified, the worker removes the support frame 14, pours the concrete 7 on the other side of the partition plate 1, and the support frame 14 is removed to prevent the concrete 7 and the force transmission steel from moving freely so as to generate cracks.

As shown in fig. 1, the deformation joint 5 is extruded with a rubber strip 13, the rubber strip 13 has ductility, and the deformation joint 5 is blocked by impurity gravel on the surface of the terrace 2 under the condition of not influencing the concrete 7.

The implementation principle of the embodiment of the application is as follows: firstly, a construction method of reserving the deformation joint 5 is adopted, so that the occurrence of the condition that the deformation joint 5 is too shallow is avoided; secondly, adopt the power steel sheet 6 that has sleeve pipe 8, with the effectual connection of structure of deformation joint 5 both sides, under vertical load effect, can pass the one side that the load has deformation joint 5 to the another side, realize the atress even, reduce deformation joint 5 local compressive stress, improve the roughness of terrace 2 deformation joint 5 department. The anchor nail 10 is rigidly connected with the protection flat iron 9, the stress of the protection flat iron 9 can be transmitted to the concrete 7, the combination of the protection flat iron 9 and the anchor nail 10 can protect the concrete 7 edges and corners at the deformation joint 5 of the terrace 2 from being damaged, the possibility of deformation of the protection flat iron 9 is reduced, and further the maintenance cost is reduced.

The construction method for controlling the flatness of the deformation joint 5 comprises the following steps:

s1, positioning and paying off, and reserving the position of a deformation joint 5 according to a drawing mark before construction;

s2, placing a first sub-bin plate 3, placing a supporting frame 14, and adjusting the height of the supporting frame 14 according to the first sub-bin plate 3;

s3, fixing and welding a protection flat iron 9 on the upper end surface of the first sub-bin plate 3, detecting the perpendicularity of the protection flat iron with the first sub-bin plate 3, fixing and welding the protection flat iron 9 on the upper end surface of the second sub-bin plate 4, and detecting the perpendicularity of the protection flat iron with the second sub-bin plate 4;

s4, fixing the protection flat irons 9 on two sides of the deformation joint 5 through plastic bolts 12, and limiting the position of the second sub-bin plate 4;

s5, a sleeve pipe 8 is arranged on the side wall of the second sub-bin plate 4 in a penetrating manner, a force transmission steel plate 6 is arranged on the first sub-bin plate 3, and the sleeve pipe 8 is connected with the force transmission steel plate 6;

s6, casting the side, away from the support frame 14, of the deformation joint 5 for the first time;

s7, after the first casting solidification, dismantling the support frame 14, and carrying out second casting on the deformation joint 5;

s8, curing the concrete 7 terrace 2;

and S9, installing a rubber strip 13 on the deformation joint 5.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (10)

1. The utility model provides a construction equipment of control movement joint roughness which characterized in that: including division board (1), division board (1) is placed on terrace (2) face, division board (1) contains division board one (3) and division board two (4), division board one (3) with division board two (4) set up relatively on terrace (2) face, be provided with on terrace (2) and be used for prescribing a limit to support frame (14) of division board (1) position, division board one (3) with reserve seam between division board two (4) is deformation joint (5), division board one (3) are worn to be equipped with on the lateral wall of biography power steel sheet (6), division board two (4) are worn to be equipped with sleeve pipe (8) on the lateral wall, sleeve pipe (8) are pre-buried in concrete (7), the opposite side of biography power steel sheet (6) be connected in sleeve pipe (8), biography power steel sheet (6) slide in sleeve pipe (8).

2. The construction device for controlling flatness of a deformation joint according to claim 1, wherein: the concrete pouring device is characterized in that a first division plate (3) and a second division plate (4) are respectively fixedly connected with a protection flat iron (9), the protection flat iron (9) is arranged along the length direction of the deformation joint (5), and concrete (7) is poured to be flush with the upper surface of the protection flat iron (9).

3. The construction device for controlling flatness of deformation joints according to claim 2, wherein: the anchor nail (10) is pre-buried in deformation joint (5) both sides, anchor nail (10) one end fixed connection in protection band iron (9), anchor nail (10) other end fixedly connected with boss (11), the anchor pole with boss (11) are all pre-buried in concrete (7).

4. The construction device for controlling flatness of deformation joints according to claim 2, wherein: plastic bolts (12) are arranged between the protection flat irons (9) at two sides of the deformation joint (5).

5. The construction device for controlling flatness of a deformation joint according to claim 1, wherein: the upper end of the deformation joint (5) is provided with a rubber strip (13).

6. The construction device for controlling flatness of a deformation joint according to claim 1, wherein: the support frame (14) comprises a base (15), an inclined rod (16) and a vertical rod (17), wherein the base (15) is fixedly connected to the surface of the terrace (2), the vertical rod (17) is fixedly connected to the base (15), and the vertical rod (17) is fixedly connected to the partition plate (1); the base (15) is provided with a sliding groove (18), a sliding block (19) is slidably moved in the sliding groove (18), one end of the inclined rod (16) is hinged to the sliding block (19), the other end of the inclined rod (16) is hinged to the vertical rod (17), the vertical rod (17) is a telescopic rod, the base (15) is provided with an adjusting component (20) for adjusting the height of the vertical rod (17), and the base (15) is provided with a sliding component (21) for driving the sliding block (19) to move.

7. The construction device for controlling flatness of a deformation joint according to claim 6, wherein: the adjusting assembly (20) comprises a first screw rod (22), a sliding block (23) and a hand wheel (24), the vertical rod (17) comprises a fixed rod (32), an extension rod (34) and a sleeve rod (33), a telescopic groove (25) is formed in the fixed rod (32), the extension rod (34) slides in the telescopic groove (25), and the sleeve rod (33) is fixedly connected to one end, far away from the fixed rod (32), of the extension rod (34); the inner wall of the telescopic groove (25) is provided with a sliding groove (26), the sliding block (23) is fixedly connected with the extension rod (34), the sliding block (23) slides in the sliding groove (26), the first screw rod (22) is rotatably arranged on the base (15), the sliding block (23) is in threaded connection with the first screw rod (22), and the hand wheel (24) is fixedly connected with one end of the first screw rod (22).

8. The construction device for controlling flatness of a deformation joint according to claim 7, wherein: the sliding assembly (21) comprises a second screw rod (27) and a bevel gear set (28), the second screw rod (27) rotates in the sliding groove (18), the sliding block (19) is in threaded connection with the second screw rod (27), and the first screw rod (22) and the second screw rod (27) are connected through the bevel gear set (28).

9. The construction device for controlling flatness of a deformation joint according to claim 1, wherein: and the first and second sub-warehouse plates (3, 4) are fixedly provided with anchor rods (29).

10. A construction method for controlling flatness of a deformation joint according to claims 1-9, characterized in that:

s1, positioning and paying off, and reserving the position of a deformation joint (5) according to a drawing before construction;

s2, placing a partition plate (1) and placing a supporting frame (14);

s3, installing structures such as a force transmission steel plate (6), a sleeve (8), a protection flat iron (9) and the like;

s4, casting the side, away from the supporting frame (14), of the deformation joint (5) for the first time;

s5, after the first casting solidification, removing the support frame (14), and performing second casting on the deformation joint (5);

s6, curing the concrete (7) terrace (2);

s7, arranging a rubber strip (13) on the deformation joint (5).