CN224161101U - A large-section stepped independent foundation formwork reinforcement device - Google Patents

Abstract

This invention proposes a large-section stepped independent foundation formwork reinforcement device, comprising at least two layers of frame systems. The upper frame system is supported on top of the lower frame system. The inner side of the frame system has a U-shaped groove for inserting the formwork, and the outer side of the frame system is connected to a diagonal bracing system. This invention facilitates the step-by-step installation of the stepped independent foundation formwork by connecting the upper frame system to the lower frame system. The U-shaped groove on the inner side of the frame system facilitates the placement of the formwork, and the diagonal bracing system on the outer side, supported by the ground, reinforces the frame system, making the stepped independent foundation formwork more robust.

Description

Large-section stepped independent foundation formwork reinforcing device

Technical Field

The utility model relates to the technical field of building construction, in particular to a stepped foundation formwork reinforcing device.

Background

The foundation is an important component of the building and plays a vital role in the stability and service life of the building. The ladder-type independent foundation is a novel foundation type and has a good use effect. The stepped independent foundation is usually poured with concrete. And (3) setting up a template to perform concrete pouring during construction.

The traditional step foundation formwork construction has the following defects that 1, a fixed-size wood square framework cannot adapt to different size changes, the material waste rate reaches 30%, 2, a wood formwork and a supporting system are fixed by nailing and are repeatedly disassembled to cause serious formwork damage, 3, inclined strut angle adjustment depends on artificial iron nails and wood wedges, the formwork is deviated due to uneven supporting force (the deviation exceeds 5 mm/m), 4, the traditional telescopic structure is unreliable in locking, and slip deformation is easy to generate under the side pressure of concrete.

The utility model discloses a encircling pouring die for a stepped independent foundation, which comprises an inner baffle, an outer upright post and an outer hoop, wherein the inner baffle is vertically arranged, the outer upright post is uniformly arranged on the outer side of the inner baffle, the outer hoop is vertically arranged on the outer side of the upright post in parallel, the inner baffle is of a cylindrical structure surrounded by rectangular plates, counter bores are uniformly and vertically arranged on the inner side surface of the inner baffle, the outer sides of the two ends of the inner baffle are symmetrically provided with hook heads with a channel steel structure in cross section, the hook heads are connected with the ends of the inner baffle through screws, the hook heads on the two sides are connected through a buckling groove with a long C-shaped cross section, and the encircling pouring die for the stepped independent foundation is formed by arranging the outer upright post on the outer side of the inner baffle and fixing the upright post in an annular mode through the outer hoop. But this encircling pouring mould is mainly applicable to the independent basis of cylinder, is not applicable to square big cross-section ladder type independent basis, and can not fine support reinforcement.

Disclosure of Invention

Aiming at the technical problems, the utility model provides a large-section step-type independent foundation formwork reinforcing device which is used for solving the problems that a square large-section step-type independent foundation is lacking in the prior art and cannot be well supported and reinforced.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

The utility model provides a large-section ladder-type independent basic template reinforcing apparatus, includes two-layer skeleton system at least, and upper skeleton system supports the top that sets up at lower floor's skeleton system, and skeleton system's inboard is equipped with the U type groove that is used for inserting the template, and skeleton system's outside is connected with the bracing system. The utility model is convenient to prop up the skeleton template forming the step-type independent foundation step by connecting the upper skeleton system with the lower skeleton system, is convenient to place the template by arranging the U-shaped groove on the inner side of the skeleton system, and is provided with the diagonal bracing system on the outer side, and the diagonal bracing system is supported on the ground for reinforcing and supporting the skeleton system, so that the skeleton template of the step-type independent foundation is firmer.

Further, the diagonal bracing system comprises a framework connecting post connected with the framework system and a diagonal bracing assembly hinged with the framework connecting post.

Further, the diagonal bracing assembly comprises a diagonal bracing hinged with the framework connecting post and an anchor rod arranged at the other end of the diagonal bracing.

Further, the lower end of the diagonal brace is provided with an inserting plate, and the anchor rod is inserted into the ground after being connected with the inserting plate.

Further, the upper framework system and the lower framework system comprise an upper framework and a lower framework, and the upper framework and the lower framework of each framework system are connected through framework connecting columns.

Further, the upper framework and the lower framework comprise at least two horizontal frameworks and at least two horizontal longitudinal frameworks, and the horizontal frameworks and the longitudinal frameworks are vertically connected to form a rectangular frame structure.

Further, the framework connecting column comprises a vertical column body and transverse connecting pieces connected to the upper end and the lower end of the vertical column body, and the transverse connecting pieces at the upper end and the lower end are respectively connected with the transverse frameworks or the longitudinal frameworks of the upper framework and the lower framework in a lap joint mode.

Further, the transverse framework and the longitudinal framework are both rectangular steel, and the transverse connecting pieces are both short square steel.

Further, the transverse connecting pieces at the upper end and the lower end are respectively provided with a column connecting hole, the transverse frameworks and/or the longitudinal frameworks are respectively provided with corresponding framework connecting holes, and the transverse connecting pieces are respectively fixedly connected with the corresponding transverse frameworks or longitudinal frameworks through inserting screws and connecting nuts.

The horizontal framework and/or the longitudinal framework comprises inner square steel and outer square steel sleeved on the outer side of the inner square steel, the inner square steel is in sliding fit with the outer square steel, and a plurality of through holes which can be corresponding are formed in the inner square steel and the outer square steel and are used for penetrating locking bolts.

The utility model has the beneficial effects that:

1. The upper framework system is connected with the lower framework system, so that a framework template forming a step-type independent foundation is supported step by step conveniently;

2. According to the utility model, the diagonal bracing system is arranged on the outer side of the framework system and is supported on the ground to strengthen and support the framework system, so that the framework template of the stepped independent foundation is firmer;

3. Each layer of framework system is formed by erecting square steel, and the upper steel and the lower steel of the same layer of framework system are connected through framework connecting columns, so that the stability of the framework system is improved;

4. The transverse frameworks and the longitudinal frameworks of each layer of framework system are of telescopic structures, so that the framework system is suitable for stepped independent foundations with different widths, and the transverse frameworks, the longitudinal frameworks and framework connecting columns are connected through bolts or screws, so that the formwork reinforcing device is more convenient to support and dismantle and is convenient to turnover.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view of the transverse and longitudinal frames of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic cross-sectional view of the lower framework system of the present utility model mated with a diagonal bracing system;

FIG. 5 is a schematic cross-sectional view of the diagonal bracing system of the present utility model;

Fig. 6 is a schematic cross-sectional structure of the lower frame and the form of the present utility model.

In the figure, 1, a framework system, 1A, a transverse framework, 1B, a longitudinal framework, 11, inner square steel, 12, outer square steel, 13, a locking bolt, 14, an adjusting hole, 15, a connecting screw, 2, an inclined strut system, 21, a framework connecting column, 211, a column connecting hole, 22, an inclined strut, 221, an inserting plate, 212, a hinging seat, 23, an anchor rod, 3, a template, 4 and a U-shaped groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, the large-section step-type independent foundation formwork reinforcing device provided by the embodiment 1 of the utility model comprises at least two layers of framework systems 1, namely the number of layers of the framework systems 1 can be set according to the number of steps on the step-type independent foundation, and one layer of framework system 1 is needed for one step of step. And besides the framework system 1 at the bottom is arranged on the ground, the framework systems 1 of other layers are arranged on the framework system 1 of the lower one-level step by step, and the framework system 1 of the upper layer is supported by the framework system 1 of the lower one-level step. In this embodiment, two layers of framework systems 1 are provided for forming a stepped independent foundation of two steps, and an upper layer of framework system is supported and arranged on top of a lower layer of framework system, i.e. the upper layer of framework system is erected on the lower layer of framework system. The inside of the framework system 1 is provided with a U-shaped groove 4 for inserting the form 3 for mounting the form 3. The outside of the framework system 1 is connected with a diagonal bracing system 2 for supporting and reinforcing the templates of the stepped independent foundation. In this embodiment, as shown in fig. 3, the outside of the lower skeleton system is connected with the diagonal bracing system 2.

Further, as shown in fig. 1 and 5, the diagonal bracing system 2 includes a framework connecting post 21 and a diagonal bracing assembly hinged to the framework connecting post 21, and the framework connecting post 21 is used for connecting an underlying framework system. The diagonal bracing assembly is supported on the ground for supporting the underlying skeletal system.

Further, as shown in fig. 5, the diagonal bracing assembly includes a diagonal bracing 22 hinged with the frame connecting post 21, and an anchor rod 23 provided at the other end of the diagonal bracing 22. Wherein, the outside of skeleton spliced pole 21 is equipped with articulated seat 212, and the articulated shaft is worn to be equipped with in the upper end of bracing 22, and the articulated shaft level sets up, and the both ends of articulated shaft wear to establish on articulated seat 212, rotate between upper end and the articulated shaft of bracing 22 and/or between articulated shaft and the articulated seat 212 and be connected to make bracing 22 can rotate angle regulation.

Further, as shown in fig. 5, the lower end of the diagonal brace 22 is provided with a plugboard 221, and the anchor rod 23 is connected with the plugboard 221 and then inserted into the ground after 221. In one embodiment, the insert plate 221 may be fixed at the lower end of the diagonal brace 22, the insert plate 221 is provided with an insert hole, the anchor rod 23 is in a conical shape with a large upper part and a small lower part, the anchor rod 23 is in a conical shape or a pyramid with a regular polygon cross section, the insert hole is a corresponding round hole or a regular polygon hole, and meanwhile, the diameter of the round hole or the regular polygon Kong Bianchang is smaller than the diameter or the side length of the cross section of the top of the anchor rod 23, so that the anchor rod 23 can be inserted into the ground after passing through the insert hole, and the insert plate 221 and the diagonal brace 22 can be anchored, so that the diagonal brace system 2 stably supports the framework system. In another embodiment, the inserting plate 221 can be hinged at the lower end of the diagonal bracing 22 in a manner consistent with the hinging manner of the upper end of the diagonal bracing 22 and the framework connecting post 21, the anchor rod 23 can be fixedly connected with the inserting plate 221, or an inserting hole is formed in the inserting plate 221, and the inserting hole is larger than the lower end of the anchor rod 23 and smaller than the upper end of the anchor rod 23, so that the anchor rod 23 can be inserted into the ground through the inserting hole to play a role of anchoring the diagonal bracing system.

Example 2 differs from example 1 in that, as shown in fig. 1, the upper frame system and the lower frame system each include an upper frame and a lower frame, and the upper frame and the lower frame of each frame system are connected by a frame connecting column 21 to form a frame system.

Further, in this embodiment, as shown in fig. 1 and 3, the skeleton system is a rectangular skeleton system, and the upper skeleton and the lower skeleton each include at least two horizontal skeletons 1A and at least two horizontal longitudinal skeletons 1B. In this embodiment, the upper framework and the lower framework each include two horizontal frameworks 1A and two horizontal frameworks 1B. And, two horizontal frameworks 1A of last skeleton are parallel and the interval sets up, and two vertical frameworks 1B are parallel and the interval sets up, and two horizontal frameworks 1A and two vertical frameworks 1B connect into the last skeleton of rectangle frame structure perpendicularly. The two transverse frameworks 1A of the lower framework are parallel and arranged at intervals, the two longitudinal frameworks 1B are parallel and arranged at intervals, and the two transverse frameworks 1A and the two longitudinal frameworks 1B are vertically connected to form the lower framework of the rectangular frame structure. Wherein, a plurality of perforations are arranged on the transverse skeleton 1A and the longitudinal skeleton 1B. As shown in fig. 3 and 4, at the crossing position of the transverse skeleton 1A and the longitudinal skeleton 1B, one of the transverse skeleton 1A and the longitudinal skeleton 1B is put on the other, so that after the perforations of the two are aligned, the connecting screw 15 passes through the perforations of the two and then the nut is screwed, thereby playing the role of connecting the transverse skeleton 1A and the longitudinal skeleton 1B. And then the upper framework and the lower framework of each layer of framework system are connected through framework connecting columns 21 to form a framework system of a rectangular framework.

Wherein, when only the lower skeleton system is provided with the diagonal bracing system, the upper skeleton and the lower skeleton of the upper skeleton system can still be connected with the upper skeleton and the lower skeleton by adopting the structure of the skeleton connecting column 21.

Embodiment 3 differs from embodiment 2 in that in this embodiment, as shown in fig. 4 and 6, the U-shaped groove 4 is disposed on the lower skeleton of each layer of skeleton system, that is, on the transverse skeleton 1A and the longitudinal skeleton 1B of the lower skeleton, and the opening of the U-shaped groove faces upward to facilitate placement of the template 3. In another embodiment, U-shaped grooves 4 can be arranged on the lower framework and the upper framework of each layer of framework system, namely, the openings of the U-shaped grooves of the lower framework are upward, the openings of the U-shaped grooves of the upper framework are downward, and the templates can be better clamped.

In addition, since the transverse frames 1A and 1B of the upper and lower frames are overlapped, in the transverse frames 1A and 1B overlapped with each other, the bottom of the U-shaped groove connected to the transverse frame 1A or 1B positioned at the lower side may be aligned with the bottom of the transverse frame 1A or 1B, and the bottom of the U-shaped groove connected to the longitudinal frame 1B or 1A positioned at the upper side is lower than the longitudinal frame 1B or 1A and is flush with the bottom of the U-shaped groove positioned on the transverse frame 1A or 1B positioned at the lower side.

When the U-shaped groove with a downward opening is arranged on the upper framework, the bottom of the U-shaped groove connected with the transverse framework 1A or the longitudinal framework 1B positioned on the upper side can be aligned with the top of the transverse framework 1A or the longitudinal framework 1B, and the bottom of the U-shaped groove connected with the longitudinal framework 1B or the transverse framework 1A positioned on the lower side in the upper framework is higher than the longitudinal framework 1B or the transverse framework 1A and is flush with the bottom of the U-shaped groove positioned on the transverse framework 1A or the longitudinal framework 1B positioned on the upper side.

In another preferred embodiment, a U-shaped groove with a downward opening in the upper frame may also be provided at the upper end of the frame attachment post 21.

Embodiment 4 differs from embodiment 2 in that the framework connecting column 21 includes a vertical column body, and transverse connectors connected to the upper and lower ends of the vertical column body, as shown in fig. 5, and the transverse connectors are disposed on the side of the framework connecting column 21 facing the framework system, i.e., on the inner side, i.e., on the side away from the diagonal braces. The transverse connecting pieces at the upper end and the lower end are respectively in lap joint with the transverse framework 1A or the longitudinal framework 1B of the upper framework and the lower framework. That is, the transverse connecting piece at the upper end is used for connecting the upper framework, and the transverse connecting piece at the lower end is used for connecting the lower framework. In the concrete connection process, the transverse connecting piece at the upper end is in lap joint with the transverse framework 1A or the longitudinal framework 1B of the upper framework, and the transverse connecting piece at the lower end is in lap joint with the transverse framework 1A or the longitudinal framework 1B of the lower framework. In this embodiment, skeleton connection columns 21 are provided around the skeleton system. Therefore, the transverse connectors of one part of the frame connecting columns 21 are lap-jointed to the transverse frames 1A, and the transverse connectors of the other part of the frame connecting columns 21 are lap-jointed to the longitudinal frames 1B.

Further, as shown in fig. 5, the transverse connectors at the upper end and the lower end are respectively provided with a column connecting hole, the transverse skeleton 1A and the longitudinal skeleton 1B are respectively provided with corresponding skeleton connecting holes, and the transverse connectors are fixedly connected with the corresponding transverse skeleton 1A or longitudinal skeleton 1B after being inserted into the column connecting holes and the corresponding skeleton connecting holes through connecting screws 15 and connected with nuts.

In another preferred embodiment, a U-shaped slot with a downward opening may be provided at the inner end of the upper transverse connector for clamping the form.

In addition, the transverse skeleton 1A or the longitudinal skeleton 1B of the lower skeleton of the upper skeleton system is provided longer until the longitudinal skeleton 1B or the transverse skeleton 1A of the upper skeleton of the lower skeleton system is overlapped, and skeleton connecting holes are also provided at the overlapped part, so that the upper skeleton system and the lower skeleton system are connected and fixed by passing through the connecting screw 15 and connecting the screw. A plurality of through holes may be sequentially provided in the transverse skeleton 1A or the longitudinal skeleton 1B as the skeleton connecting holes.

Example 5 differs from example 3 in that, as shown in fig. 1, both the transverse skeleton 1A and the longitudinal skeleton 1B of the skeleton system are rectangular steel. As shown in fig. 5, the cross-connectors are all short square steel. When the transverse framework 1A is overlapped with the longitudinal framework 1B, and when the transverse connecting piece is overlapped with the transverse framework 1A or the longitudinal framework 1B, the outer side faces of the rectangular steel are abutted, and the outer side faces of the rectangular steel and the short rectangular steel are abutted, the contact area is increased by the abutting of the faces, so that the framework system is more stable.

Further, the transverse skeleton 1A and the longitudinal skeleton 1B each comprise an inner square steel 11 and an outer square steel 12 sleeved outside the inner square steel 11, the inner square steel 11 is in sliding fit with the outer square steel 12, a plurality of through holes 14 which can correspond to each other are formed in the inner square steel 11 and the outer square steel 12 and are used for penetrating locking bolts 13, and then nuts are screwed to fix the length-adjusted transverse skeleton 1A or the length-adjusted longitudinal skeleton 1B. The through holes 14 are provided on the inner square steel 11 and the outer square steel 12 at equal intervals along the length direction of the square steel.

While the invention has been described in detail with reference to the foregoing embodiments, it will be appreciated by those skilled in the art that changes may be made to the embodiments described and equivalents may be substituted for elements thereof without departing from the true spirit and scope of the embodiments and that such changes and substitutions and equivalents do not depart from the true spirit and scope of the embodiments.

Claims (10)

1. A large-section stepped independent foundation formwork reinforcing device is characterized by comprising at least two layers of framework systems (1), wherein an upper framework system is supported and arranged at the top of a lower framework system, a U-shaped groove (4) for inserting a formwork (3) is formed in the inner side of the framework system (1), and a diagonal bracing system (2) is connected to the outer side of the framework system (1).

2. The large-section step-type independent foundation formwork reinforcing device according to claim 1, wherein the diagonal bracing system (2) comprises a framework connecting post (21) connected with the framework system (1) and a diagonal bracing assembly hinged with the framework connecting post (21).

3. The large-section step-type independent foundation formwork reinforcing device according to claim 2, wherein the diagonal bracing assembly comprises a diagonal bracing (22) hinged with the framework connecting post (21), and an anchor rod (23) arranged at the other end of the diagonal bracing (22).

4. The large-section step-type independent foundation formwork reinforcing device according to claim 3, wherein a plugboard (221) is arranged at the lower end of the diagonal brace (22), and the anchor rod (23) is inserted into the ground after being connected with the plugboard (221).

5. The large-section stepped independent foundation formwork reinforcing device of any one of claims 2-4, wherein the upper framework system and the lower framework system comprise an upper framework and a lower framework, and the upper framework and the lower framework of each framework system are connected through framework connecting columns (21).

6. The large-section step-type independent foundation formwork reinforcing device of claim 5, wherein the upper framework and the lower framework comprise at least two horizontal frameworks (1A) and at least two horizontal longitudinal frameworks (1B), and the horizontal frameworks (1A) and the longitudinal frameworks (1B) are vertically connected to form a rectangular frame structure.

7. The large-section step-type independent foundation formwork reinforcing device according to claim 6, wherein the framework connecting column (21) comprises a vertical column body and transverse connecting pieces connected to the upper end and the lower end of the vertical column body, and the transverse connecting pieces at the upper end and the lower end are respectively in lap joint with the transverse frameworks (1A) or the longitudinal frameworks (1B) of the upper framework and the lower framework.

8. The large-section stepped independent foundation formwork reinforcing device of claim 7, wherein the transverse skeleton (1A) and the longitudinal skeleton (1B) are both rectangular steel, and the transverse connecting pieces are both short square steel.

9. The large-section stepped independent foundation formwork reinforcing device of claim 8, wherein the transverse connecting pieces at the upper end and the lower end are respectively provided with column connecting holes, the transverse frameworks (1A) and/or the longitudinal frameworks (1B) are respectively provided with corresponding framework connecting holes, and the transverse connecting pieces are respectively fixedly connected with the corresponding transverse frameworks (1A) or the corresponding longitudinal frameworks (1B) through inserting screws (15) and connecting nuts.

10. The large-section stepped independent foundation formwork reinforcing device of claim 9, wherein the lower framework of the upper framework system is connected to the upper framework of the lower framework system, the transverse framework (1A) and/or the longitudinal framework (1B) comprise inner square steel (11) and outer square steel (12) sleeved outside the inner square steel (11), the inner square steel (11) is in sliding fit with the outer square steel (12), and a plurality of through holes (14) which can correspond to each other are formed in the inner square steel (11) and the outer square steel (12) and are used for penetrating locking bolts (13).