CN209855224U - Device is established to outer wall department floor edge side template - Google Patents
Device is established to outer wall department floor edge side template Download PDFInfo
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- CN209855224U CN209855224U CN201920132983.2U CN201920132983U CN209855224U CN 209855224 U CN209855224 U CN 209855224U CN 201920132983 U CN201920132983 U CN 201920132983U CN 209855224 U CN209855224 U CN 209855224U
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Abstract
The utility model relates to a building engineering template construction technical field discloses an outer wall department floor edge side template is propped up and is established device. The device includes the parallel vertical owner square steel pipe of a set of centre gripping side form board of fixing on the outer wall, and every vertical owner square steel pipe both ends set up the through-going screw hole, and well upper portion sets up the perforating hole, and the edge is opened there is the lead screw thread. The upper limiting device with the adjustable position is installed on the upper portion of the vertical main square steel pipe, and a screw nut is installed on the screw thread in a matched mode to serve as a lower limiting device to control the positions of the upper edge and the lower edge of the side formwork. The vertical main square steel pipe stably clamps the side template through the split bolt and the screw rod with the disc, and is connected to the upper edge of the outer wall. A handrail square steel pipe is inserted into the vertical main square steel pipe, and a plurality of groups of L-shaped handrail fixing parts are welded on the upper portion of the handrail square steel pipe and used for clamping and fixing a plurality of groups of handrails. The utility model discloses, simple structure, safe and reliable need not complicated tedious template and establishes work, can be fit for the floor of different thickness, has solved the marginal handrail problem of floor simultaneously.
Description
Technical Field
The utility model belongs to the technical field of building engineering floor template construction, a device is established to outer wall department floor edge side template is related to.
Background
Various supporting systems such as steel pipe fasteners or a bowl opening frame are often adopted in the conventional floor slab formwork erection, but the conventional floor slab formwork erection is not suitable for the erection of the edge floor slab side formwork at the outer wall. In the construction process of erecting the formwork at the edge side of the floor slab at the outer wall, the outer side of the outer wall is generally provided with no floor slab at the upper part and the lower part, and no working plane is used for reinforcing a formwork support system. At present, the formwork at the edge side of the floor slab at the outer wall is erected and supported mostly by an outer scaffold. However, the external scaffold is easy to shake, the support is often not firm, the erection of the floor slab side formwork at the external wall is not firm, and the construction quality cannot be guaranteed. Meanwhile, in the erecting and building process, the outer protection work is very difficult, and the problem that the handrail at the outer wall is difficult to erect and great potential safety hazards are caused to construction is mainly reflected. In the construction, the amount of work of the template at the edge of the building at the outer wall is small, but the thicknesses of the floors are different, so that different templates are required to be erected for supporting the different floors, and a large amount of material force, time and manpower are required to be input. In order to solve the problems of construction quality and safety, a device for supporting the edge side formwork of the floor slab at the outer wall with an adjustable structure is urgently needed to be developed so as to adapt to different floor slab thicknesses, and the device is simple and firm in structure, convenient and safe to construct.
Disclosure of Invention
The utility model aims at providing an outer wall department floor edge side template is propped up and is established device ensures that the side form board is propped up and establishes simple structure, construction convenience, safe firm, solves outer wall department floor edge template and props up and establish construction quality can not guarantee, the construction safety protection deficient problem, improves the reuse rate of device, reduces construction cost.
The utility model discloses a realize above-mentioned purpose, take following technical scheme:
a device for supporting a side formwork at the edge of a floor slab at an outer wall is used for mounting a side formwork on the upper part of the outer side of a wall body, wherein the side formwork is attached to the upper edge of the outer side of the wall body and exceeds the wall body; the supporting device for the side formwork at the edge of the floor slab at the outer wall comprises a plurality of vertical main square steel pipes which are used for clamping the side formworks and are fixedly arranged at the outer side of the wall body at intervals in parallel; a plurality of vertically arranged through threaded holes are formed in the two ends of each vertical main square steel pipe, a plurality of vertically arranged through holes are formed in the middle of each vertical main square steel pipe, and screw threads are formed in at least one end of each edge; the inner handrail square steel tube is inserted into the vertical main square steel tube from the upper part; bolts penetrate through and are screwed into a group of bolt holes in the upper end of the vertical main square steel pipe to limit the position of the handrail square steel pipe relative to the vertical main square steel pipe in the up-and-down direction; the upper limiting device is sleeved on the handrail square steel pipe or the vertical main square steel pipe; one side of the upper limiting device is provided with a threaded hole, and an adjustable bolt is screwed into the threaded hole; the adjustable bolt is tightly propped against the outer wall of the handrail square steel tube or the outer wall of the vertical main square steel tube, so that the upper limiting device is fixed on the handrail square steel tube or the vertical main square steel tube and used for limiting the position of the upper edge of the side template; the lower limiting device is screwed into the middle upper part of the vertical main square steel pipe; the lower limiting device moves from bottom to top, props against the lower edge of the side template, and is screwed and fixed at the position of the screw thread on the edge of the vertical main square steel pipe so as to limit the position of the lower edge of the side template; the wall body is characterized by further comprising a fastening system, and the fastening system stably fastens the vertical main square steel pipe on the wall body through the through holes uniformly distributed on the vertical main square steel pipe and the mounting structure on the wall body.
The fastening system is a split bolt system; the split bolt system comprises a split screw, a nut and a gasket; the wall body is provided with a reserved through hole corresponding to the through hole arranged in the middle of the vertical main square steel pipe; the opposite-pulling screw rod penetrates through the reserved through hole and the through hole formed in the middle of the vertical main square steel pipe; and sequentially mounting a gasket and a fastening nut from two sides of the counter-pulling screw, screwing the fastening nut, and fastening the vertical main square steel pipe on the wall body.
The fastening system is a single-pull bolt system; the single-pull bolt system comprises a single-pull screw, a nut and a gasket; the wall body is provided with a reserved blind hole corresponding to the through hole arranged in the middle of the vertical main square steel pipe; an expansion bolt assembly is embedded in the reserved blind hole; the single-pull screw penetrates through the through hole formed in the middle of the vertical main square steel pipe and is embedded into the expansion bolt assembly; and sequentially installing a gasket and a fastening nut from the other side of the single-pull screw, screwing the fastening nut, and fastening the vertical main square steel pipe on the wall body.
A screw rod with a disc at one end is installed at the position of the threaded hole at the lower part of the vertical main square steel pipe; the disc with the disc screw rod tightly props against the wall body so as to ensure that the vertical main square steel pipe is vertical and stable; the straight rod end of the screw rod is full thread and is provided with an anti-drop device.
The anti-falling device is a screw-in anti-falling nut with a disc screw rod straight rod end.
The straight rod part of the screw rod with the disc is provided with a pin hole, and the anti-falling device is a pin shaft arranged in the pin hole.
The upper limiting device comprises a square steel pipe sleeve, a threaded hole in one side of the upper limiting device is formed in one side face of the square steel pipe sleeve and is matched with an adjustable bolt for use, and an L-shaped template fixing piece is fixedly arranged on the opposite side face of the upper limiting device; and the L-shaped template fixing part is pressed and buckled on the upper edge of the side template.
The lower limiting device is a screw nut which is screwed into the screw thread on the upper portion of the vertical main square steel tube and is screwed into the lower edge of the side template along the vertical main square steel tube until the lower edge of the side template is propped and locked.
The clear distance between the outer edge of the screw nut and the vertical main square steel pipe is close to the thickness of the side template but smaller than the thickness of the side template.
The handrail square steel pipes are inserted into the vertical main square steel pipes respectively, and L-shaped handrail fixing pieces with the same number are fixedly arranged at corresponding positions on each handrail square steel pipe; and a handrail support plate is erected on each group of corresponding L-shaped handrail fixing pieces to form a handrail support.
3L type handrail mounting has set firmly on the handrail square steel pipe, 3 the handrail mounting panel is placed to the correspondence, forms the handrail support.
The utility model has the advantages that: the utility model discloses the device structure is adjustable, can adapt to the outer wall department floor edge side template of different floor thickness to prop up and establish. The operator can complete the main erection work when standing in the wall, and the handrail is used for protection. This device is established to outer wall department floor edge side template, simple structure, firm, construction convenience, safety.
Drawings
FIG. 1 is a three-dimensional schematic view of the structure after the installation of the double-pull fastening system and the wall body of the utility model is completed
FIG. 2 is a schematic view of a vertical surface of a single side form supporting device using a dual-pull fastening system
FIG. 3 is an exploded three-dimensional schematic view of the components of FIG. 2
FIG. 4 is a three-dimensional schematic view of the structure after the installation of the single-tensioning fixing system and the wall body of the utility model is completed
In the drawings: 1. the steel wall comprises a vertical main square steel pipe 2, a handrail square steel pipe 3, an L-shaped handrail fixing part 4, a square steel pipe sleeve 5, an L-shaped template fixing part 6, an adjustable bolt 7, a lead screw nut 8, a split screw 9, a nut 10, a gasket 11, a screw with a disc 12, a handrail support plate 13, a side template 14, a pre-construction floor 15, a wall body 16, a bolt 17, a fastening nut 18, a limiting bolt assembly 19, an expansion bolt assembly 20, an anti-drop nut 21, a single-pull screw 22, a pin shaft assembly 15, a steel pipe
Detailed Description
The technical scheme of the utility model is described in detail below with reference to the attached drawings 1-4:
the utility model discloses the device is used for propping up of outer wall department floor edge side template to establish, is a building engineering template construction frock. During construction, need will the utility model discloses the device is fixed on 15 outside upper portions of wall body for installation side form 13, in order to be favorable to ligature reinforcing bar, concreting is construction floor 14 in advance. The installed side templates 13 are attached to the upper edge of the outer side of the wall body 15 and exceed the wall body 15 by a distance at least larger than the thickness of the poured concrete precast floor slab 14.
The utility model discloses the device mainly includes that several parallel arrangement, interval set firmly vertical owner side steel pipe 1 in the 15 outsides of wall body. The two ends of each vertical main square steel pipe 1 are provided with a plurality of vertically-arranged through threaded holes, the middle of each vertical main square steel pipe is provided with a plurality of vertically-arranged through holes, and the edge is provided with a screw thread with at least one end communicated with the screw thread. The vertical main square steel pipes 1 clamp the side formworks 13 together, and the side formworks 13 are clamped between the vertical main square steel pipes 1 and the wall body 15.
The device of the utility model also comprises a handrail square steel tube 2. The handrail square steel tube 2 is inserted into the vertical main square steel tube 1 from the upper part and moves downwards by the dead weight; according to the height requirement, a certain group of bolt holes at the upper end of the vertical main square steel tube 1 are selected, bolts 16 are screwed in the bolt holes to serve as blocking parts for limiting the positions of the handrail square steel tube 2 relative to the vertical main square steel tube 1 in the up-and-down direction, and in the specific implementation, fastening nuts 17 are additionally arranged to lock the bolts 16 on the vertical main square steel tube 1.
The utility model discloses the device still includes stop device. The upper limiting device is formed by welding an L-shaped template fixing piece 5 on a square steel pipe sleeve 4; the L-shaped formwork fixing piece 5 is buckled backwards downwards to form a space with the square steel pipe sleeve 4 and can be just buckled on the upper edge of the side formwork 13, so that the position of the upper edge of the side formwork 13 is limited and positioned. The upper limiting device can be sleeved on the vertical main square steel pipe 1 and can also be sleeved on the handrail square steel pipe 2; the size of the square steel pipe sleeve 4 is different due to different sleeving positions. In the upper limiting device, a threaded hole is formed in the opposite side face of the welding L-shaped template fixing part 5, the adjustable bolt 6 is screwed into the threaded hole in the square steel pipe sleeve 4 and continuously screwed into the threaded hole to tightly push against the outer wall of the handrail square steel pipe 2 or the outer wall of the vertical main square steel pipe 1, so that the upper limiting device is fixed on the handrail square steel pipe 2 or the vertical main square steel pipe 1, and the position of the upper edge of the side template 13 is limited.
The utility model discloses the device still includes stop device down. And the lower limiting device is provided with an internal thread structure matched with the screw threads on the edge of the vertical main square steel tube 1. The lower limiting device is screwed into the part with the through screw thread at the middle upper part of the vertical main square steel pipe 1, moves from bottom to top, props against the lower edge of the side template 13, and is fastened at the position of the screw thread on the upper edge of the vertical main square steel pipe 1 in a self-locking manner. Specifically, in the embodiment, the lower limiting device is a screw nut 7 which is matched with a screw thread arranged on the edge of the vertical main square steel tube 1, is screwed into the screw thread in advance, and is located at a lower position as much as possible in advance; then, screwing in the lower edge of the side template 13 along the vertical main square steel pipe 1 until the lower edge of the side template 13 is propped against and locked, so that the position of the lower edge of the side template 13 is limited; the clear distance between the outer edge of the screw nut 7 and the vertical main square steel tube 1 is close to the thickness of the side template 13, but not larger than or equal to the thickness of the side template 13.
The utility model discloses the device still includes fastening system, and this fastening system's effect is with vertical main square steel pipe 1 stable fastening on wall body 15. The fastening system can be a split bolt system or a single-split bolt system.
The split bolt system comprises a split screw 8, a nut 9 and a gasket 10; the wall body 15 is provided with reserved through holes which can correspond to a plurality of vertically arranged through holes arranged in the middle of the vertical main square steel tube 1; the opposite-pulling screw 8 penetrates through the reserved through hole and one of the through holes in the vertical main square steel pipe 1; a gasket 10 and a nut 9 are sequentially installed from two sides of the split screw 8. And screwing the nut 9 to finish the stable fastening of the vertical main square steel pipe 1 to the wall body 15.
The single-pull bolt system comprises a single-pull screw 21, a nut 9 and a gasket 10; a reserved blind hole is formed in the wall body 15, and an expansion bolt assembly 19 is embedded in the reserved blind hole; the single-pull screw 21 penetrates through a through hole formed in the middle of the vertical main square steel pipe 1 and is embedded into the expansion bolt assembly 19; and sequentially penetrating the gasket 10 and the nut 9 from the other side of the single-pull screw rod 21 to tighten the nut 9, and finishing the stable fastening of the vertical main square steel pipe 1 to the wall body 15.
The device of the utility model also comprises a screw rod 11 with a disc, which is arranged at the position of the threaded hole at the lower part of the vertical main square steel pipe 1; and screwing the screw rod 11 with the disc to tightly push the disc at the other end of the screw rod 11 with the disc against the wall body 15, so that the vertical main square steel pipe 1 is vertical and stable without rotation, and the distance from the disc bottom to the vertical main square steel pipe 1 needs to be adjusted in advance to be the thickness of the side template 13. In addition, the straight rod end of the screw rod 11 with the disc is provided with a full thread and is provided with an anti-falling device. The anti-drop device is an anti-drop nut 20 screwed into the straight rod end of the disk screw 11 or a pin shaft inserted into the straight rod part of the disk screw 11 with a pin hole. The purpose is to prevent the screw rod 11 with the disc from falling off and losing in places where people cannot reach the outer wall.
The utility model discloses the device still includes the handrail square steel pipe 2 of inserting in the vertical owner square steel pipe 1 of several. Set up handrail square steel pipe 2's purpose, firstly increase the utility model discloses install the adjustment range of direction of height, make the utility model discloses the device can adapt to more high dimension's side form 13 and prop up and establish. In the specific implementation, the side template 13 is higher, and the upper limiting device is sleeved on the handrail square steel tube 2; on the other hand, a handrail support can be added on the supporting device so as to facilitate safe construction. The specific implementation mode is as follows: the L-shaped handrail fixing piece 3 is fixedly arranged on the handrail square steel tube 2, the opening of the L-shaped handrail fixing piece 3 is upward, a space is formed between the L-shaped handrail fixing piece and the handrail square steel tube 2, and the handrail support plate 12 can be placed in the space to form a handrail support.
Specifically, in this embodiment: the utility model adopts a split bolt system as a fastening system; the anti-falling device is an anti-falling nut 20 screwed into the straight rod end of the disc screw 11; the upper half part of the vertical main square steel pipe 1 is provided with a screw thread, and the length of the screw thread is not less than 2/3 of the total length; the square steel pipe sleeve 4 of the upper limiting device is sleeved on the handrail square steel pipe 2; the length of the handrail square steel tube 2 inserted into the vertical main square steel tube 1 is not less than 5 times of the side length of the handrail square steel tube 2; the handrail square steel tube 2 stretches out of the part of the vertical main square steel tube 1, 3L-shaped handrail fixing parts 3 are uniformly welded to form a support capable of placing three handrail frame plates 12, and the handrail support plates 12 are placed on the support. The general construction requires that the handrail should be higher than the floor elevation of pouring by more than 1.2m, and in this way, can guarantee that the center of gravity of most people is under the handrail, avoid falling, therefore, the height of the L-shaped handrail fixing piece 3 welded on the top of the handrail square steel tube 2 at least should guarantee that the height of the upper edge of the handrail support plate 12 placed thereon is higher than the floor elevation by more than 1.2 m.
The concrete construction operation steps are as follows:
firstly, constructing a wall body 15, reserving a horizontal equal number of through holes of split bolts according to the number of the vertical main square steel pipes 1, wherein the positions and elevations of the through holes do not exceed the application range of supporting the vertical main square steel pipes 1;
and step two, preparing a plurality of handrail square steel tubes 2 welded with 3L-shaped handrail fixing pieces 3.
Thirdly, screwing a screw nut 7 from one end of the vertical main square steel pipe 1 with a screw thread, and screwing the screw nut into the lower edge of the designed side template 13;
screwing a bolt 16 into a threaded hole at the position, approximately 5 times the length of the side of the handrail square steel tube 2, of the upper part of the vertical main square steel tube 1 from the top end, and locking the bolt on the vertical main square steel tube 1 by a fastening nut 17; on the basis, the installation position of the upper limiting device on the handrail square steel tube 2 is determined according to the height of the side template 13. Then, the upper limit device (the L-shaped formwork fixing member 5 faces the wall 15, and the opening faces downward) is inserted into the handrail square steel tube 2, the adjustable bolt 6 is screwed in advance, the upper limit device is roughly limited on the handrail square steel tube 2, and the upper limit device is located at a position where the opening formed between the L-shaped formwork fixing member 5 and the handrail square steel tube 2 is clamped on the upper edge of the side formwork 13.
Fifthly, screwing the screw rod 11 with the disc into the vertical main square steel tube 1 in advance, ensuring that the disc end is positioned on one side, close to the wall body 15, of the vertical main square steel tube 1, and the anti-falling nut is positioned on the other side of the vertical main square steel tube 1; the screw-in amount of the screw rod 11 with the disc is adjusted, so that the clear distance from the vertical main steel pipe 1 to the end face of the disc, namely the clear distance from the wall body 15 in the future, is equal to the thickness of the side template 13. The anti-drop nut can also be used for locking. Therefore, when the main steel pipe 1 is installed, the disc end face with the disc screw rod 11 always props against the wall body, and the auxiliary supporting device is wholly in a vertical stable state.
And step six, initially installing the vertical main square steel pipe 1. An installer stands at the inner side of the wall body and penetrates the split screw 8 into a split bolt through hole reserved in the wall body 15; placing the vertical main square steel tube 1 according to the designed height, and penetrating the opposite-pulling screw 8 into the nearest reserved hole of the vertical main square steel tube 1; a gasket 10 and a nut 9 are penetrated at two sides of the counter-pull screw rod 8.
And finishing the installation of the first vertical main square steel pipe 1 and the attachment thereof.
Repeating the third step to the sixth step, and pre-installing other vertical main square steel pipes 1 and attachment pieces thereof; wherein the space between the vertical main square steel pipes 1 is as equal as possible.
And step seven, erecting a floor slab side template 13. Inserting the side formworks 13 between the vertical main square steel tube 1 and the wall body 15, and erecting the side formworks on the screw nuts 7 to enable the upper edges of the side formworks 13 to be higher than the concrete finished surface of the floor slab; and pre-tightening all nuts 9 penetrating through two sides of the opposite-pulling screw 8.
And step eight, installing the handrail square steel tube 2 fixed with the upper limiting device, inserting the handrail square steel tube 2 into the vertical main square steel tube 1 from the upper part, and limiting the position of the handrail square steel tube by the bolt 16. At the same time, the upper stop is further adjusted so that its opening snaps over the upper edge of the sideform 13, and the adjustable bolt 6 is then tightened.
And repeating the step eight, completing the insertion of all the handrail square steel pipes 2 and the corresponding vertical main square steel pipes 1, and determining that the installation is firm.
And step nine, mounting the handrail plate 12. A plurality of L-shaped handrail fixing pieces 3 at corresponding positions are opened upwards to form a space with the handrail square steel tube 2; the handrail support plate 12 rests in this space, forming a set of handrails. There are three sets of armrest support plates 12 in the vertical direction.
Binding reinforcing steel bars, pouring concrete to construct the floor slab 14 in advance, and maintaining the concrete to the specified strength.
And step eleven, after the construction is finished, the supporting device is detached and used in a circulating manner.
The foregoing is illustrative of the present invention and is not to be construed as limiting thereof in any way. For example, the screw thread outside the vertical main square steel tube 1 can be replaced by a limit bolt assembly 18, the limit bolt assembly 18 is composed of a bolt, a nut and a gasket, and the bolt passes through a through bolt hole at the upper part of the vertical main square steel tube 1; for another example, the lower end of the handrail square steel tube 2 can be provided with a through hole, and the bolt 16 can penetrate through the threaded hole of the vertical main square steel tube 1 and the through hole formed at the lower end of the handrail square steel tube 2 and then is locked by the fastening nut 17; therefore, the position of the handrail square steel tube 2 can be limited, and the position of the handrail square steel tube 2 on the vertical main square steel tube 1 can be more stable. And so on. In these cases, although some flexibility is lost, the cost is lower. It is thus clear that based on the utility model discloses, there are a lot of structural deformation devices, all belong to and do not break away from the technical scheme of the technical essence of the utility model. The implementation of the technical scheme can realize the erection of the adjustable floor slab edge side template at the outer wall so as to adapt to different floor slab thicknesses, and the structure is simple and firm, and the construction is convenient and safe.
The technical solution of the present invention is that the content of the technical solution of the present invention is not separated, and the technical essence of the present invention is that any simple structural modification, equivalent functional change, and simple replacement of the section bar made by the above embodiments all belong to the protection scope of the technical solution of the present invention.
Claims (11)
1. A device for supporting a side formwork at the edge of a floor slab at an outer wall is used for mounting a side formwork (13) on the upper part of the outer side of a wall body (15), wherein the side formwork (13) is attached to the upper edge of the outer side of the wall body (15) and exceeds the wall body (15);
the method is characterized in that: the device for erecting the side formwork at the edge of the floor slab at the outer wall comprises
A plurality of vertical main square steel tubes (1) which are used for clamping the side formworks (13) and are fixedly arranged at the outer side of the wall body (15) at intervals and are arranged in parallel; a plurality of vertically-arranged through threaded holes are formed in the two ends of each vertical main square steel tube (1), a plurality of vertically-arranged through holes are formed in the middle of each vertical main square steel tube, and screw threads are formed in at least one end of each edge;
the handrail steel tube is characterized by also comprising an inner handrail square steel tube (2) inserted into the vertical main square steel tube (1) from the upper part; bolts (16) are screwed in a group of bolt holes in the upper end of the vertical main square steel tube (1) in a penetrating manner so as to limit the position of the handrail square steel tube (2) relative to the vertical main square steel tube (1) in the up-and-down direction;
the upper limiting device is sleeved on the handrail square steel tube (2) or the vertical main square steel tube (1); one side of the upper limiting device is provided with a threaded hole, and an adjustable bolt (6) is screwed into the threaded hole; the adjustable bolt (6) is tightly propped against the outer wall of the handrail square steel tube (2) or the outer wall of the vertical main square steel tube (1), so that the upper limiting device is fixed on the handrail square steel tube (2) or the vertical main square steel tube (1) to limit the position of the upper edge of the side template (13);
the screw rod is provided with an internal thread matched with the screw thread on the edge of the vertical main square steel pipe (1) and a lower limiting device screwed into the middle upper part of the vertical main square steel pipe (1); the lower limiting device moves from bottom to top, props against the lower edge of the side template (13), and is screwed and fixed at the position of the screw thread on the edge of the vertical main square steel pipe (1) so as to limit the position of the lower edge of the side template (13);
the steel pipe fixing structure is characterized by further comprising a fastening system, wherein the fastening system stably fastens the vertical main square steel pipe (1) on the wall body (15) through holes uniformly distributed on the vertical main square steel pipe (1) and an installation structure on the wall body (15).
2. A floor slab edge side form bracing apparatus at an exterior wall as claimed in claim 1, wherein the fastening system is a split bolt system; the split bolt system comprises a split screw (8), a nut (9) and a gasket (10); a reserved through hole corresponding to the through hole arranged in the middle of the vertical main square steel pipe (1) is formed in the wall body (15); the opposite-pulling screw rod (8) penetrates through the reserved through hole and the through hole formed in the middle of the vertical main square steel pipe (1); and sequentially installing a gasket (10) and a nut (9) from two sides of the counter-pulling screw rod (8), screwing down the nut (9), and fastening the vertical main square steel pipe (1) on the wall body (15).
3. A floor slab edge side form bracing apparatus at an exterior wall as claimed in claim 1, wherein the fastening system is a single pull bolt system; the single-pull bolt system comprises a single-pull screw (21), a nut (9) and a gasket (10); a reserved blind hole corresponding to the through hole formed in the middle of the vertical main square steel pipe (1) is formed in the wall body (15); an expansion bolt assembly (19) is embedded in the reserved blind hole; the single-pull screw (21) penetrates through the through hole formed in the middle of the vertical main square steel pipe (1) and is embedded into the expansion bolt assembly (19); and sequentially installing a gasket (10) and a nut (9) from the other side of the single-pull screw rod (21), screwing down the nut (9), and fastening the vertical main square steel pipe (1) on the wall body (15).
4. The formwork erecting device at the edge side of the floor slab at the outer wall according to any one of claims 2 or 3, wherein a screw rod (11) with a disc at one end is installed from the position of the threaded hole at the lower part of the vertical main square steel pipe (1); the disc with the disc screw rod (11) tightly props against the wall body (15) so as to enable the vertical main square steel pipe (1) to be vertical and stable; the straight rod end with the disc screw rod (11) is full thread and is provided with an anti-falling device.
5. The formwork bracing device for the edge side of the floor slab at the outer wall according to claim 4, wherein the anti-falling device is an anti-falling nut (20) screwed into the straight rod end with the disc screw (11).
6. The formwork bracing device for the edge side of the floor slab at the outer wall according to claim 4, wherein the straight rod portion of the screw rod (11) with the disc is provided with a pin hole, and the falling off prevention device is a pin shaft (22) installed in the pin hole.
7. The formwork supporting device for the edge side of the floor slab at the outer wall according to claim 1, wherein the upper limiting device comprises a square steel pipe sleeve (4), a threaded hole at one side of the upper limiting device is formed in one side surface of the square steel pipe sleeve (4) and is matched with an adjustable bolt (6) for use, and an L-shaped formwork fixing piece (5) is fixedly arranged at the opposite side surface of the upper limiting device; the L-shaped formwork fixing piece (5) is buckled on the upper edge of the side formwork (13) in a pressing mode.
8. The device for supporting the formwork on the edge side of the floor slab at the outer wall according to claim 1, wherein the lower limiting device is a screw nut (7), the screw nut (7) is screwed into the screw thread on the upper part of the vertical main square steel pipe (1), and is screwed into the lower edge of the side formwork (13) along the vertical main square steel pipe (1) until the lower edge of the side formwork (13) is propped and locked.
9. The formwork bracing device for the edge of the floor slab at the outer wall according to claim 8, wherein the clear distance between the outer edge of the screw nut (7) and the vertical main square steel tube (1) is close to the thickness of the side formwork (13) but smaller than the thickness of the side formwork (13).
10. As claimed in claim 1～3、5～9, the device for supporting the floor slab edge side formwork at the outer wall is characterized in that the handrail square steel pipes (2) are respectively inserted into the vertical main square steel pipes (1), and L-shaped handrail fixing pieces (3) with the same number are fixedly arranged at corresponding positions on each handrail square steel pipe (2); and a handrail support plate (12) is erected on each group of corresponding L-shaped handrail fixing pieces (3) to form a handrail support.
11. The formwork supporting device for the edge of the floor slab at the outer wall of claim 10, wherein 3L-shaped handrail fixing members (3) are fixedly arranged on the handrail square steel tube (2), and 3 handrail support plates (12) are correspondingly arranged to form the handrail support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920132983.2U CN209855224U (en) | 2019-01-25 | 2019-01-25 | Device is established to outer wall department floor edge side template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920132983.2U CN209855224U (en) | 2019-01-25 | 2019-01-25 | Device is established to outer wall department floor edge side template |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209855224U true CN209855224U (en) | 2019-12-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920132983.2U Active CN209855224U (en) | 2019-01-25 | 2019-01-25 | Device is established to outer wall department floor edge side template |
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| Country | Link |
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| CN (1) | CN209855224U (en) |
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2019
- 2019-01-25 CN CN201920132983.2U patent/CN209855224U/en active Active
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