1. The utility model provides a basement outer wall scaffold system, includes horizontal pole (4), vertical pole (5), pole setting (6) and springboard (8), its characterized in that: horizontal pole (4) length direction's one end utilizes can dismantle even wall spare (9) of being connected with load structure fixed, load structure's one end is kept away from in horizontal pole (4) utilizes fastener (7) to be connected with the single outer frame that includes vertical pole (5) and pole setting (6), springboard (8) are laid on adjacent horizontal pole (4).

2. The basement exterior wall scaffolding system of claim 1, wherein: the load structure is a slope protection pile (2).

3. The basement exterior wall scaffolding system of claim 1, wherein: the load structure is a wall body (3) of a basement outer wall.

4. The basement exterior wall scaffolding system of claim 1, wherein: even wall spare (9) are including utilizing expansion bolts (10) to fix even wallboard (91) on load structure, even wallboard (91) deviate from one side of load structure and be fixed with bearing plate (93) that bear horizontal pole (4) and with bearing plate (93) cooperation with horizontal pole (4) centre gripping splint (97) in the centre, splint (97) one end is rotated and is connected on being fixed in even wallboard (91) and with even wallboard (91) vertically connecting axle (95), the one end that connecting axle (95) was kept away from in splint (97) can be dismantled with bearing plate (93) and be connected.

5. The basement exterior wall scaffolding system of claim 4, wherein: the terminal surface of splint (97) orientation bearing plate (93) is the cambered surface with horizontal pole (4) complex, be fixed with on bearing plate (93) the terminal surface towards splint (97) with horizontal pole (4) complex arc (96).

6. The basement exterior wall scaffolding system of claim 5, wherein: the limiting grooves (961) are formed in the opposite surfaces of the arc-shaped plate (96) and the clamping plate (97), and limiting rings (42) matched with the limiting grooves (961) are fixedly arranged on the outer wall of the cross rod (4).

7. The basement exterior wall scaffolding system of claim 4, wherein: bearing plate (93) are kept away from one end of even wallboard (91) and are fixed with limiting plate (94) stretching out to splint (97), limiting plate (94) set up along the length direction interval of bearing plate (93), the interval form between limiting plate (94) let mouth of a position (941) of restriction horizontal pole (4).

8. The basement exterior wall scaffolding system of claim 4, wherein: one side of the bearing plate (93) departing from the clamping plate (97) is provided with a reinforcing part (99) which is fixedly connected with the bearing plate (93) and the wall connecting plate (91) respectively.

9. The basement exterior wall scaffolding system of claim 4, wherein: bearing plate (93) are close to the one end body coupling of company wallboard (91) be connected with company wallboard (91) parallel and with company wallboard (91) fixed connection's connecting portion (92), the one end that is close to connecting portion (92) on horizontal pole (4) is fixed with snap ring (41), set up on connecting portion (92) and allow snap ring (41) to insert and restrict draw-in groove (921) that horizontal pole (4) level was pulled out.

10. A construction method of the basement exterior wall scaffold system according to any one of claims 1-9, wherein the method comprises:

s1, feeding materials, and checking and preparing wall connecting pieces (9), cross bars (4), longitudinal bars (5), vertical bars (6), springboards (8) and fasteners (7) and stacking the materials in place;

s2: measuring and paying off, and determining the installation position of the wall connecting piece (9) on the load structure;

s3, erecting a frame body, namely fixing a wall connecting piece (9) on a load structure, fixing a cross rod (4) by using the wall connecting piece (9), connecting the cross rod (4) with a vertical rod (6) or a longitudinal rod (5) by using a fastener (7), and finally laying a springboard (8) to form an operation platform;

s4, constructing the scaffold, and after the construction is finished, sequentially detaching the springboard (8), the vertical rod (5), the vertical rod (6), the cross rod (4) and the wall connecting piece (9).

Background

In the underground structure construction, it is often necessary to set up a scaffold for assisting the construction. The scaffold is generally divided into double-row scaffold and single-row scaffold according to the mode of arranging, and wherein single-row scaffold only has one row of pole setting, and the one end of horizontal pole is placed on load structure, and the upper berth springboard forms work platform, and vertical load is born by pole setting and load structure jointly. In the space-limited area, the double-row scaffold cannot be erected due to large occupied space, and construction can be carried out only by erecting a single-row scaffold.

The existing single-row scaffold mostly adopts the mode that a cross rod is directly embedded in a load structure, and is easy to shift in the structure pouring process, so that the positioning of the cross rod is not prepared, and the problem of later installation is caused; in addition, the cross rods are embedded in the load structure, so that the cross rods are complex to disassemble after construction is finished.

Disclosure of Invention

In order to conveniently and quickly realize the installation and the disassembly of the single-row scaffold of the basement, the application provides a scaffold system of the basement outer wall and a construction method thereof.

The application provides a basement outer wall scaffold system adopts following technical scheme:

the utility model provides a basement outer wall scaffold system, includes horizontal pole, vertical pole, pole setting and springboard, horizontal pole length direction's one end utilizes can dismantle with load structure that the wall spare of being connected is fixed even, load structure's one end is kept away from to the horizontal pole utilizes the fastener to be connected with the single outer frame that includes vertical pole and pole setting, the springboard is laid on adjacent horizontal pole.

Through adopting above-mentioned technical scheme, after the load structure construction of single-row scaffold frame is accomplished, will link wall spare earlier and fix to load structure on, later connect the horizontal pole and be connected horizontal pole and single-row outrigger, lay the springboard at last and form the work platform, owing to need not pre-buried, can confirm the mounted position who links wall spare as required accurately, it is more convenient to guarantee that the horizontal pole is fixed, simultaneously because link wall spare and load structure can dismantle the connection, it is more high-efficient to guarantee the dismantlement after the scaffold frame construction is accomplished.

Preferably, the load structure is a slope protection pile.

By adopting the technical scheme, when the slope protection piles are used as the load foundation of the single-row scaffold, because the construction of the slope protection piles is carried out before the excavation of the foundation pit, the pre-embedding operation cannot be carried out, and the construction can only be carried out after the excavation of the lower foundation pit, the cross rods are fixed on the slope protection piles by using the wall connecting pieces, and then the scaffold is erected; the adoption can satisfy the setting up of scaffold before the construction of basement outer wall as the load basis with the bank protection stake, can not exert an influence to the outer wall, guarantees the construction quality of outer wall.

Preferably, the load structure is a wall body of an outer wall of a basement.

Through adopting above-mentioned technical scheme, regard basement outer wall as the load basis of single-row scaffold frame, carry out scaffold frame construction.

Preferably, even the wall spare is including utilizing expansion bolts to fix the company's wallboard on load structure, one side that even the wallboard deviates from load structure is fixed with the bearing plate that bears the horizontal pole and cooperates with the bearing plate with the splint of horizontal pole centre gripping in the centre, splint one end rotate connect be fixed in even the wallboard on and with even wallboard vertically connecting axle, the one end that the connecting axle was kept away from to splint can be dismantled with the bearing plate and be connected.

Through adopting above-mentioned technical scheme, rotate splint with the horizontal pole centre gripping between bearing plate and splint, lock the horizontal pole, the bearing plate plays the supporting role to the horizontal pole, guarantees the firm of connection of horizontal pole for whole scaffold system has better stability.

Preferably, the end face, facing the bearing plate, of the clamping plate is an arc face matched with the cross rod, and the end face, facing the clamping plate, of the bearing plate is fixedly provided with an arc plate matched with the cross rod.

Through adopting above-mentioned technical scheme, make splint and arc and horizontal pole fully contact, improve the friction area of wall spare and horizontal pole even, avoid the horizontal pole to break away from with wall spare under the effect of horizontal pulling force.

Preferably, the opposite surfaces of the arc-shaped plate and the clamping plate are provided with limit grooves, and the outer wall of the cross rod is fixedly provided with limit rings matched with the limit grooves.

By adopting the technical scheme, the cross rod is further limited, and the transverse tension resistance of the cross rod is improved.

Preferably, one end of the bearing plate, which is far away from the wall connecting plate, is fixedly provided with limiting plates extending out of the clamping plates, the limiting plates are arranged at intervals along the length direction of the bearing plate, and spaced yielding openings for limiting the cross rods are formed between the limiting plates.

Through adopting above-mentioned technical scheme, put into the horizontal pole and let after the position mouth, the spacing plate of both sides forms the stop part to the horizontal pole, prevents the horizontal pole radial movement.

Preferably, one side of the bearing plate, which is far away from the clamping plate, is provided with a reinforcing part which is fixedly connected with the bearing plate and the wall connecting plate respectively.

Through adopting above-mentioned technical scheme, play better support to the bearing plate, strengthen the intensity of bearing plate, avoid the bearing plate to take place to warp.

Preferably, one end of the bearing plate close to the wall connecting plate is integrally connected with a connecting part which is parallel to the wall connecting plate and is fixedly connected with the wall connecting plate, a clamping ring is fixed at one end of the cross rod close to the connecting part, and a clamping groove which allows the clamping ring to be inserted into and limits the horizontal pulling of the cross rod is formed in the connecting part.

Through adopting above-mentioned technical scheme, make the bearing plate more firm with being connected of even wallboard, connecting portion play limiting displacement to the horizontal pole simultaneously, can improve the tensile ability of horizontal pole.

The application provides a construction method of basement outer wall scaffold system adopts following technical scheme:

a construction method of a basement exterior wall scaffold system comprises the following steps:

s1, feeding materials, checking wall connecting pieces, cross bars, longitudinal bars, vertical bars, springboards and fasteners, and stacking the materials in place;

s2: measuring and setting out, and determining the installation position of the wall connecting piece on the load structure;

s3, erecting a frame body, namely fixing the wall connecting piece on a load structure, fixing a cross rod by using the wall connecting piece, connecting the cross rod with a vertical rod or a longitudinal rod by using a fastener, and laying a springboard to form an operation platform;

s4, constructing the scaffold, and sequentially dismantling the springboard, the vertical rods, the cross rods and the wall connecting pieces after construction.

Through adopting above-mentioned technical scheme, realize the construction of single-row scaffold frame, the installation is convenient with the dismantlement.

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

1. the installation of the wall connecting piece and the fixation of the cross rod are carried out after the construction of the load structure is finished, so that the installation position of the wall connecting piece can be more accurately determined, and the installation quality of the scaffold can be ensured without adjustment;

2. the wall connecting piece is detachably fixed on the load structure, so that the dismantling operation can be quickly carried out after the scaffold is constructed, and the wall connecting piece can be repeatedly used;

3. through set up on the horizontal pole with draw-in groove complex snap ring and with spacing groove complex spacing ring, guarantee the joint strength of horizontal pole and company wall spare, improve the horizontal tensile degree of horizontal pole, guarantee scaffold system's stability.

Drawings

Fig. 1 is a schematic overall structure diagram of a basement exterior wall scaffold system according to a first embodiment of the present application.

Fig. 2 is a schematic view of a connection structure of a cross bar and a slope protection pile of a basement exterior wall scaffold system according to an embodiment of the application.

Fig. 3 is a schematic structural diagram of a wall connecting member of a basement exterior wall scaffold system according to a first embodiment of the present application.

Fig. 4 is a schematic overall structure diagram of a basement exterior wall scaffold system according to the second embodiment of the present application.

Fig. 5 is an exploded view of the connection between the wall connecting member and the cross bar of the scaffold system for the basement exterior wall according to the second embodiment of the present application.

Fig. 6 is a sectional view of the wall connecting member of the scaffold system for the outer wall of the basement in the second embodiment of the present application.

Fig. 7 is a schematic view of a connection structure of a wall connecting member and a cross bar of a scaffold system for an external wall of a basement according to the second embodiment of the present application.

Description of reference numerals: 1. a foundation pit; 2. slope protection piles; 21. mounting grooves; 3. a wall body; 4. a cross bar; 41. a snap ring; 42. a limiting ring; 5. a longitudinal bar; 6. erecting a rod; 7. a fastener; 8. a gangboard; 9. a wall connecting piece; 91. connecting a wallboard; 911. mounting holes; 92. a connecting portion; 921. a card slot; 93. a bearing plate; 931. a through hole; 94. a limiting plate; 941. a let position port; 942. a bevel; 95. a connecting shaft; 96. an arc-shaped plate; 961. a limiting groove; 97. a splint; 971. an ear plate; 972. bolt holes; 973. a nut groove; 98. locking the bolt; 981. locking the nut; 99. a reinforcing portion; 10. an expansion bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

Example one

The embodiment of the application discloses basement outer wall scaffold system. The basement outer wall scaffold system is a single-row scaffold system and is arranged between the slope protection piles 2 and the basement outer wall in the excavated foundation pit 1. Because the space restriction between the slope protection stake 2 of basement outer wall and foundation ditch 1, can't set up double scaffold for the scaffold construction can only select single row scaffold system. Meanwhile, when the scaffold is erected for construction, the basement outer wall is not poured yet, and erection of the single-row scaffold is completed by means of slope protection piles in the foundation pit 1.

Referring to fig. 1 and 2, the scaffold system for the basement exterior wall comprises a cross bar 4 connected with a slope protection pile 2 by using a wall connecting member 9. The cross bar 4 is horizontally arranged and vertical to the pit wall of the foundation pit 1. The number of the cross bars 4 is determined according to design requirements. One end of the cross rod 4 far away from the slope protection pile 2 is connected with a stable connection upright rod 6 by a fastener 7. The adjacent vertical rods 6 are stably connected with the vertical rods 5 which are horizontally arranged and parallel to the pit wall of the foundation pit 1 through fasteners 7. The uprights 6 and the uprights 5 form an external single-row external frame. And the cross rods 4 adjacent to each other along the length direction of the longitudinal rods 5 are paved with gangboards 8 to form a working platform.

Referring to fig. 2 and 3, the wall connecting piece 9 is installed at a position where the installation groove 21 is formed on the surface of the slope protection pile 2. Offer mounting groove 21 on slope protection stake 2 for the mounting point is more level and more smooth, guarantees the stability of even wall 9 installation.

The wall connecting member 9 includes a square wall connecting plate 91. The coupling plate 91 is matched with the mounting groove 21. The four corners of the connecting wall plate 91 are provided with mounting holes 911 penetrating the plate surface. The mounting holes 911 are all kidney-shaped holes. The mounting holes 911 are parallel to the side edges of the wall connecting plate 91 and perpendicular to each other in the length direction of two mounting holes 911 adjacent in the circumferential direction of the wall connecting plate 91.

And a bearing plate 93 vertical to the wall connecting plate 91 is arranged in the middle of the plate surface of the wall connecting plate 91. The plate surface of the bearing plate 93 is parallel to two opposite side edges of the connecting wall plate 91. One end of the bearing plate 93 close to the wall connecting plate 91 is integrally connected with a connecting part 92 parallel and opposite to the wall connecting plate 91. The connecting portion 92 has a plate shape. The connection portion 92 is welded to the wall connection plate 91.

One end of the bearing plate 93, which is far away from the wall connecting plate 91, is integrally connected with a limiting plate 94 which is perpendicular to the bearing plate 93 and opposite to the connecting part 92. The two limit plates 94 are spaced apart from each other along the length direction of the connecting portion 92, and a clearance is left between the two limit plates 94 to form a relief opening 941. The opposite side of the retainer plate 94 is a slant 942 to gradually enlarge the relief opening 941 away from the bearing plate 93.

Connecting portion 92, bearing plate 93 and limiting plate 94 in this application are connected as an organic whole, form the U type on the whole. When in processing, channel steel can be adopted for manufacturing, a let position opening 941 is arranged on one leg of the channel steel, and the other leg is welded with the connecting wall plate 91.

A connecting shaft 95 which is perpendicular to the connecting portion 92 and the limiting plate 94 and has two ends in the length direction welded to the connecting portion 92 and the limiting plate 94 is arranged between the connecting portion 92 and one of the limiting plates 94. The connecting shaft 95 is rotatably connected with a clamping plate 97. The middle position of the end surface of the clamping plate 97 facing the bearing plate 93 is an arc surface, and the axial direction of the arc surface is perpendicular to the wall connecting plate 91. The arc surface portion of the clamp plate 97 is located between the two stopper plates 94.

An arc-shaped plate 96 matched with the clamping plate 97 is fixedly welded at the position of the bearing plate 93 opposite to the arc-shaped surface part of the clamping plate 97.

The end of the clamping plate 97 away from the connecting shaft 95 is fixedly connected with the ear plate 971. The ear plate 971 is provided with bolt holes 972 penetrating the plate surface. The bolt holes 972 are C-shaped open holes and open away from the clamp plate 97.

A through hole 931 penetrating the bearing plate 93 is formed in the bearing plate 93 at a position opposite to the bolt hole 972. One side of the ear plate 971, which is away from the wall connecting plate 91, is provided with a nut groove 973 matched with the bolt hole 972. The ear plate 971 and the bearing plate 93 are connected by a lock bolt 98 and a lock nut 981 fitted to the lock bolt 98. The locking bolt 98 passes through the through-hole 931 and the bolt hole 972 in sequence and is locked by a locking nut 981. The diameter of the lock bolt 98 is smaller than the distance between the opposite inner walls of the opening of the bolt hole 972 so as to be able to slide out of the bolt hole 972. When lock nut 981 is tightened and captured within the bolt slot in ear plate 971, lock bolt 98 does not slip out of bolt hole 972.

One side of the bearing plate 93 departing from the clamping plate 97 is provided with a reinforcing part 99 which is respectively welded and fixed with the wall connecting plate 91 and the bearing plate 93. In the embodiment of the present application, the reinforcing portion 99 is made of a channel steel with a leg portion cut into a triangle, and the leg portion is welded to the wall connecting plate 91 and the bearing plate 93 respectively.

Even wallboard 91, connecting portion 92, bearing plate 93, limiting plate 94, arc 96, splint 97 and rib 99 in this application embodiment are the preparation of galvanized steel to reinforcing scaffold frame is even the anti-corrosion ability of wall spare, prolongs the life who even wall spare 9.

The wall connection plate 91 is fixed to the position of the pile 2 in the installation groove 21 by using the expansion bolt 10 inserted through the installation hole 911.

The implementation principle of basement outer wall scaffold system of the embodiment of the application is as follows: according to design requirements, firstly, the position of a mounting groove 21 is released on a slope protection pile 2, the slope protection pile 2 is chiseled to form the mounting groove 21, a wall connecting plate 91 is fixed in the mounting groove 21 by using an expansion bolt 10 and is tightly attached to the slope protection pile 2, and a reinforcing part 99 is positioned right below a bearing plate 93 and supports the bearing plate 93; the horizontal cross bar 4 is placed in the allowance opening 941, the clamping plate 97 is rotated to enable the clamping plate 97 to be opposite to the bearing plate 93, and the locking bolt 98 and the locking nut 981 are utilized to enable the clamping plate 97 to clamp the cross bar 4; one end of the cross rod 4 far away from the slope protection pile 2 is connected with the vertical rod 6 through a hasp, and then connected with the longitudinal rod 5 and the installation springboard 8 to form a stable single-row scaffold system.

The wall connecting piece 9 does not need to be embedded, can be detached from the slope protection pile 2 when the use and the scaffold are detached, can be repeatedly recycled, and avoids resource waste; meanwhile, the cross rod 4 is not required to be welded, and is convenient to disassemble.

The embodiment of the application also discloses a construction method of the basement exterior wall scaffold system. The construction method of the basement exterior wall scaffold system comprises the following steps:

s1, feeding materials, checking wall connecting pieces 9, cross bars 4, longitudinal bars 5, vertical bars 6, gangboards 8 and fasteners 7, preparing and stacking the materials in place;

s2: measuring and paying off, wherein the position of the installation groove 21 is determined on the slope protection pile 2, and the position of the upright rod 6 is determined on the bottom plate of the foundation pit 1;

s3, erecting a frame body, namely fixing a wall connecting plate 91 on a slope protection pile 2 by using an expansion bolt 10, locking a cross rod 4 by using a clamping plate 97, connecting the cross rod 4 with an upright rod 6 by using a fastener 7, connecting the upright rod 6 with a longitudinal rod 5 by using the fastener 7, and finally laying a springboard 8 to form an operation platform;

s4, constructing the scaffold, and after the construction is finished, sequentially detaching the springboard 8, the vertical rods 5, the vertical rods 6, the cross rods 4 and the wall connecting pieces 9.

Example two

The embodiment of the application discloses basement outer wall scaffold system. Unlike the case of the first embodiment, the pouring of the underground outdoor wall is completed before the scaffolding is erected. Referring to fig. 4, the scaffold system for the outer wall of the basement is different from the scaffold system for the outer wall of the basement according to the embodiment in that the wall connecting plate 91 of the wall connecting member 9 is directly fixed to the outer wall of the wall 3.

Referring to fig. 5 and 6, an outwardly extending snap ring 41 is fixed at one end of the cross bar 4 facing the wall connecting member 9, and an outwardly extending stop ring 42 is fixed at a position on the outer wall of the cross bar 4 close to the snap ring 41.

The end surface of the connecting part 92 facing the cross bar 4 is provided with a step-shaped slot 921. The catching groove 921 is fitted with the catching ring 41 of the cross bar 4 and the catching ring 41 of the cross bar 4 can be inserted into the catching groove 921 from the side of the connecting portion 92 remote from the bearing plate 93.

The opposite end surfaces of the arc-shaped plate 96 and the clamping plate 97 are both provided with a limit groove 961 matched with the limit ring 42 of the cross rod 4. When the snap ring 41 of the cross bar 4 is inserted into the snap groove 921, the limit ring 42 is inserted into the limit groove 961.

Combine fig. 7, through set up on horizontal pole 4 with draw-in groove 921 complex snap ring 41 and with spacing groove 961 complex spacing ring 42, guarantee horizontal pole 4 and the joint strength who links wall 9, improve the horizontal tensile degree of horizontal pole 4, guarantee scaffold system's stability.

The implementation principle of basement outer wall scaffold system of the embodiment of the application is as follows: according to design requirements, firstly, the mounting position of the wall connecting piece 9 is released on the wall body 3, the wall connecting plate 91 is fixed on the wall body 3 by using the expansion bolt 10, and the reinforcing part 99 is positioned right below the bearing plate 93 and supports the bearing plate 93; the horizontal cross bar 4 is placed into the allowance opening 941, the clamp ring 41 and the limiting ring 42 are respectively inserted into the clamp groove 921 and the limiting groove 961, the clamp plate 97 is rotated to enable the clamp plate 97 to be opposite to the bearing plate 93, and the clamp plate 97 is enabled to clamp the cross bar 4 through the locking bolt 98 and the locking nut 981; one end of the cross rod 4 far away from the slope protection pile 2 is connected with the vertical rod 6 through a hasp, and then connected with the longitudinal rod 5 and the installation springboard 8 to form a stable single-row scaffold system.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.