Anti-floating tightening device for suspended formwork

Abstract

The utility model provides an anti-floating tightening device for a suspended formwork. Relates to the technical field of building construction devices and comprises a wall formwork, a first clamping assembly, a second pressing assembly, a connecting cover plate arranged above a reverse ridge, two connecting side plates arranged on the two sides of the reverse ridge correspondingly, a plurality of reverse ridge cover plates arranged on the reverse ridge and a plurality of reverse ridge side formworks arranged on the two sides of the reverse ridge correspondingly. The first clamping assembly comprises a first straight back ridge, an L-shaped back ridge and a split bolt, the L-shaped back ridge comprises a second straight back ridge and a first transverse back ridge perpendicular to the second straight back ridge, and the split bolt is connected between the first straight back ridge and the second straight back ridge and located above the reverse ridge cover plate; the second pressing assembly comprises a pressing back ridge, a U-shaped tension bolt and a stirrup embedded in the floor, the pressing back ridge is pressed on the reverse ridge cover plate, one end of the U-shaped tension bolt is connected with the stirrup in a hanging mode, and the other end of the U-shaped tension bolt is detachably connected to the end of the pressing back ridge. The problems that the construction efficiency is low and the reverse ridge forming quality is poor are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction device technical field, especially a kind of anti-floating fastening device for hanging formwork. BACKGROUND

[0002] Some pipelines, chimneys or parapets and other structures are often added on the roof of building, which are vertically arranged with the roof of building. To avoid cracks at the intersection of horizontal and vertical, the waterproof layer of roof needs to be extended to cover the intersection and vertical surface continuously, and this kind of anti-leakage design is called reverse ridge or water overflow. The existing construction of reverse ridge mainly adopts wooden formwork construction. After the main structure of building is formed, workers need to separately provide reverse ridge for kitchen and bathroom, reverse ridge for water and electricity well, and then support wooden formwork and pour concrete, which leads to low construction efficiency and poor quality of reverse ridge forming. When the reverse ridge is constructed simultaneously with the main structure, the reverse ridge is under the bottom of pouring layer. When pouring concrete, the maximum pressure is at the bottom, which leads to explosion of reverse ridge formwork, deviation of reverse ridge, arching of reverse ridge cover plate, and serious influence on construction progress and quality of reverse ridge forming. SUMMARY

[0003] In view of the deficiencies in the prior art, the utility model provides an anti-floating fastening device for hanging formwork, which solves the problems of low construction efficiency and poor quality of reverse ridge forming.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0005] An anti-floating fastening device for hanging formwork comprises a wall formwork, a first clamping assembly, a second pressing assembly, a connecting cover plate arranged above the reverse ridge, two connecting side plates arranged on both sides of the reverse ridge, a plurality of reverse ridge cover plates arranged on the reverse ridge, and a plurality of reverse ridge side formworks arranged on both sides of the reverse ridge.

[0006] The plurality of reverse ridge cover plates are connected at the head and tail, the connecting cover plate is connected between the reverse ridge cover plate at the end and the wall formwork, the plurality of reverse ridge side formworks are connected at the head and tail, and the connecting side plate on the same side of the reverse ridge side formwork is connected between the reverse ridge side formwork and the wall formwork.

[0007] The first clamping assembly comprises a first straight back, an L-shaped back and a pull bolt, the L-shaped back comprises a second straight back and a first horizontal back perpendicular to the second straight back, the first straight back and the second straight back are arranged on the outer sides of the two side templates respectively, the pull bolt is connected between the first straight back and the second straight back and located above the back cover, the first straight back comprises two first vertical backs, the first horizontal back is fixed between the top of the two second vertical backs, and the other end of the first horizontal back is provided with a plurality of through holes in the length direction of the first horizontal back and connected between the top of the two first vertical backs through bolts.

[0008] The second pressing assembly comprises a pressing back, a U-shaped tensioning bolt and stirrups pre-buried in the floor, the stirrups are provided with two, the pressing back is pressed on the back cover, the two stirrups are arranged on the two sides of the back cover respectively, and the U-shaped tensioning bolt is detachably connected to the end of the pressing back.

[0009] Preferably, the pressing back comprises two second horizontal backs, the two second horizontal backs are connected with horizontal square steels, and the U-shaped tensioning bolt is threadedly connected with a nut after penetrating between the two second horizontal backs and abutting against a gasket.

[0010] Preferably, the back cover comprises an inner cover and four first side plates arranged around the upper surface of the inner cover respectively, a plurality of first connecting holes are arranged on the first side plates, the side template comprises an inner side plate and four second side plates arranged around the side surface of the inner side plate respectively, a plurality of second connecting holes are arranged on the second side plates, L plates are connected between the adjacent first side plates and second side plates, and a plurality of butt joints are arranged on the L plates corresponding to the first connecting holes and the second connecting holes.

[0011] Preferably, the first side plates on the two sides of the back cover are connected with first reinforcing steels, and the second side plates of the side template are connected with second reinforcing steels.

[0012] Preferably, an end template is arranged at the end of the back away from the wall formwork.

[0013] The utility model has the following beneficial effects:

[0014] The first clamping assembly and the second pressing assembly are arranged, the back cover and the side template are pressed and clamped through the cooperation of the first clamping assembly and the second pressing assembly, the template of the back is prevented from being exploded and deviated, the back and the main body are formed at one time, secondary construction is reduced, construction efficiency is improved, and the forming quality of the back is ensured.

[0015] Other advantages, objects, and features of the present application will be apparent to those skilled in the art from the following description of the drawings and the embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is an overall structure of the present application part cross-sectional view schematic diagram;

[0017] Figure 2 It is an overall structure of the present application explosion schematic diagram.

[0018] In the above drawings: 1, wall formwork; 2, connecting cover plate; 3, connecting side plate; 4, reverse ridge cover plate; 41, first edge plate; 411, first connecting hole; 42, first reinforcing steel; 5, reverse ridge side formwork; 51, second edge plate; 511, second connecting hole; 52, second reinforcing rod; 61, first straight back ridge; 62, counter bolt; 631, second straight back ridge; 632, first horizontal back ridge; 71, compression back ridge; 711, second horizontal back ridge; 72, U-shaped tensioning bolt; 73, stirrup; 74, abutting gasket; 8, L plate; 9, end formwork. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purposes and effects realized by the present application more clear and easy to understand, the technical solutions in the present application will be further described below in combination with the drawings and embodiments.

[0020] Please refer to Figure 1 and Figure 2 As shown in the drawings, a floating anti-tightening device for hanging formwork, comprising: wall formwork 1, first clamping assembly, second compression assembly, connecting cover plate 2 arranged above the reverse ridge, two connecting side plates 3 arranged on both sides of the reverse ridge respectively, a plurality of reverse ridge cover plates 4 arranged on the reverse ridge, and a plurality of reverse ridge side formworks 5 arranged on both sides of the reverse ridge; a plurality of said reverse ridge cover plates 4 are connected end to end, the connecting cover plate 2 is connected between the end reverse ridge cover plate 4 and the wall formwork 1, a plurality of said reverse ridge side formworks 5 are connected end to end, and the connecting side plate 3 on the same side of the said reverse ridge side formwork 5 is connected between the said reverse ridge side formwork 5 and the wall formwork 1; the connecting cover plate 2 and the connecting side plate 3 are connected with the wall formwork 1, and when the wall main body is constructed, the reverse ridge can be constructed at the same time;

[0021] The first clamping assembly comprises a first straight back 61, an L-shaped back and a pull bolt 62, the L-shaped back comprises a second straight back 631 and a first horizontal back 632 perpendicular to the second straight back 631, the first straight back 61 and the second straight back 631 are respectively arranged on the outer side of the two side formworks 5, the pull bolt 62 is connected between the first straight back 61 and the second straight back 631 and is located above the reverse ridge cover plate 4, the first straight back 61 comprises two first vertical backs, the two first vertical backs are connected with a first square steel, the second straight back 631 comprises two second vertical backs, the two second vertical backs are connected with a second square steel, one end of the first horizontal back 632 is fixed between the top of the two second vertical backs, and the other end is provided with a plurality of through holes along the length direction of the first horizontal back 632 and is connected between the top of the two first vertical backs through bolts; the two ends of the pull bolt 62 are provided with bolt washers, so that the first straight back 61 and the L-shaped back can be conveniently connected and fixed; the two first vertical backs and the two second vertical backs increase the overall strength, the top of the two first vertical backs is provided with corresponding holes, the first horizontal back 632 is fixed between the two first vertical backs through bolts passing through the corresponding holes and the through holes, so that the first straight back 61 and the L-shaped back are fixed, and a plurality of through holes are arranged on the first horizontal back 632, the width of the reverse ridge can be adjusted, so that the first straight back 61 and the L-shaped back clamp the formwork of the reverse ridge;

[0022] The second pressing assembly comprises a pressing back 71, a U-shaped tensioning bolt 72 and stirrups 73 pre-buried in the floor, the stirrups 73 are provided with two, the pressing back 71 is pressed on the reverse ridge cover plate 4, the two stirrups 73 are respectively arranged on the two sides of the reverse ridge cover plate 4, one end of the U-shaped tensioning bolt 72 is hung with the stirrup 73, and the other end is detachably connected with the end of the pressing back 71.

[0023] In construction, the stirrups 73 are pre-buried in the corresponding number of the two sides of the reverse ridge according to the design drawing, the reverse ridge cover plate 4 is pressed by the pressing back 71 after the formwork is completed, the end of the U-shaped tensioning bolt 72 on the two sides of the reverse ridge hooks the pre-buried stirrup 73 on the two sides, and then the reverse ridge cover plate 4 is pressed by the connection between the upper end of the U-shaped tensioning bolt 72 and the pressing back 71; the L-shaped back is closely attached to the reverse ridge side formwork 5, the first straight back 61 is also closely attached to the reverse ridge side formwork 5, one end of the L-shaped back is connected with the first straight back 61 through the first horizontal back 632 to clamp the upper opening, the pull bolt 62 is closely attached to the reverse ridge cover plate 4 and passes through the first straight back 61 and the L-shaped back to clamp the lower opening.

[0024] The first clamping assembly and the second pressing assembly are arranged to press and clamp the reverse ridge cover plate 4 and the reverse ridge side formwork 5 together, so that the formwork of the reverse ridge is prevented from being exploded and deviated, the reverse ridge and the main body are formed at one time, the secondary construction is reduced, the construction efficiency is improved, and the forming quality of the reverse ridge is ensured.

[0025] Further, as shown in Figure 1 and Figure 2 The pressing back ridge 71 includes two second horizontal back ridges 711, and a horizontal square steel is connected between the two second horizontal back ridges 711. The U-shaped tensioning bolt 72 passes through the two second horizontal back ridges 711 and is screwed with a nut after abutting against a gasket 74. Two second horizontal back ridges 711 are provided to increase the pressing strength.

[0026] Further, as shown in Figure 2 The reverse ridge cover plate 4 includes an inner cover plate and four first side plates 41 respectively arranged around the upper surface of the inner cover plate. The first side plate 41 is provided with a plurality of first connecting holes 411. The reverse ridge side template 5 includes an inner side plate and four second side plates 51 respectively arranged around the side surface of the inner side plate. The second side plate 51 is provided with a plurality of second connecting holes 511. An L plate 8 is connected between the adjacent first side plate 41 and the second side plate 51. The L plate 8 is provided with a plurality of butt joints corresponding to the first connecting hole 411 and the second connecting hole 511. When the adjacent two reverse ridge cover plates 4 are connected, the first connecting hole 411 on the first side plate 41 is used for connection. When the adjacent two reverse ridge side templates 5 are connected, the second connecting hole 511 on the second side plate 51 is used for connection. The L plate 8 is provided with a butt joint corresponding to the first connecting hole 411 on one side and a butt joint corresponding to the second connecting hole 511 on the other side. The L plate 8 is used to connect the first side plate 41 and the second side plate 51.

[0027] Further, as shown in Figure 1 and Figure 2 In order to enhance the strength of the template, the first side plate 41 on both sides of the reverse ridge cover plate 4 is connected with a first reinforcing steel 42. The second side plate 51 of the reverse ridge side template 5 is connected with a second reinforcing steel 52.

[0028] Further, as shown in Figure 1 and Figure 2 The end template 9 is provided at the end of the reverse ridge away from the wall template 1. The end template 9 is provided with an end connecting plate around. The end connecting plate and the adjacent first side plate 41, and the end connecting plate and the adjacent second side plate 51 are also connected by the L plate 8. The L plate 8 is provided with a butt joint corresponding to the first connecting hole 411 and the second connecting hole 511 on one side, and a butt joint corresponding to the hole on the end connecting plate on the other side.

[0029] Finally, it is explained that the above embodiments are only used to illustrate the technical solutions of the present application and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced by equivalents without departing from the purpose and scope of the present application. The technical solutions of the present application should be covered in the scope of the claims of the present application.

Claims

1. A buoyancy-resistant clamping device for suspended formwork, characterized in that, The utility model relates to a wall formwork (1), a first clamping assembly, a second compression assembly, a connecting cover plate (2) arranged above the reverse ridge, two connecting side plates (3) arranged on both sides of the reverse ridge respectively, a plurality of reverse ridge cover plates (4) arranged on the reverse ridge and a plurality of reverse ridge side formworks (5) arranged on both sides of the reverse ridge respectively. A plurality of the reverse ridge cover plates (4) are connected at the head and tail, the connecting cover plate (2) is connected between the reverse ridge cover plate (4) at the end and the wall formwork (1), and a plurality of the reverse ridge side formworks (5) are connected at the head and tail, the connecting side plate (3) on the same side of the reverse ridge side formwork (5) is connected between the reverse ridge side formwork (5) and the wall formwork (1). The first clamping assembly comprises a first straight back ridge (61), an L-shaped back ridge and a tension bolt (62), the L-shaped back ridge comprises a second straight back ridge (631) and a first horizontal back ridge (632) perpendicular to the second straight back ridge (631), the first straight back ridge (61) and the second straight back ridge (631) are arranged on the outer sides of the reverse ridge side formworks (5) on both sides respectively, the tension bolt (62) is connected between the first straight back ridge (61) and the second straight back ridge (631) and located above the reverse ridge cover plate (4), the first straight back ridge (61) comprises two first vertical back ridges, a first square steel is connected between the two first vertical back ridges, the second straight back ridge (631) comprises two second vertical back ridges, a second square steel is connected between the two second vertical back ridges, one end of the first horizontal back ridge (632) is fixed between the top portions of the two second vertical back ridges, and the other end is provided with a plurality of through holes along the length direction of the first horizontal back ridge (632) and connected between the top portions of the two first vertical back ridges through bolts. The second compression assembly comprises a compression back ridge (71), a U-shaped tension bolt (72) and stirrups (73) pre-buried on the floor, the stirrups (73) are provided with two, the compression back ridge (71) is pressed on the reverse ridge cover plate (4), the two stirrups (73) are arranged on both sides of the reverse ridge cover plate (4) respectively, one end of the U-shaped tension bolt (72) is hung with the stirrup (73), and the other end is detachably connected with the end portion of the compression back ridge (71). The compression back ridge (71) comprises two second horizontal back ridges (711), a horizontal square steel is connected between the two second horizontal back ridges (711), one end of the U-shaped tension bolt (72) penetrates between the two second horizontal back ridges (711) and is threadedly connected with a nut after abutting against a gasket (74).

2. An anti-floating clamping device for a suspended formwork according to claim 1, characterized in that, The reverse ridge cover plate (4) comprises an inner cover plate and four first edge plates (41) arranged on the upper surface of the inner cover plate, a plurality of first connecting holes (411) are arranged on the first edge plate (41), the reverse ridge side formwork (5) comprises an inner side plate and four second edge plates (51) arranged on the four sides of the inner side plate, a plurality of second connecting holes (511) are arranged on the second edge plate (51), and an L-shaped plate (8) is connected between the adjacent first edge plate (41) and second edge plate (51), a plurality of butt joints are formed in the L-shaped plate (8) corresponding to the first connecting hole (411) and the second connecting hole (511).

3. The anti-floating clamping device for hanging a mold according to claim 1, wherein ​ 4. The anti-floating clamping device for hanging mold according to claim 3, wherein First reinforcing steel (42) is connected between the first side plates (41) on both sides of the reverse ridge cover plate (4), and second reinforcing steel (52) is connected between the second side plates (51) of the reverse ridge side formwork (5).

5. The anti-floating clamping device for hanging a mold according to claim 1, wherein An end formwork (9) is arranged at one end of the reverse ridge away from the wall formwork (1).

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