CN213897147U - Novel combined inner supporting structure - Google Patents

Abstract

The utility model belongs to capital construction engineering field especially relates to a novel support structure in combination. It includes: the device comprises a diagonal brace, a vertical pile and a supporting member; the inner end of the supporting member is connected with a capping beam of the fender pile, and the outer end of the supporting member is fixedly connected with the inclined strut and the vertical pile; the vertical pile is arranged on the inner side of the inclined strut, the upper end of the vertical pile is fixedly connected with the supporting member, and the lower end of the vertical pile is fixedly connected with the foundation pit; the inclined strut is obliquely arranged, the upper end of the inclined strut is an included angle and fixedly connected with the supporting member, the lower end of the inclined strut is fixedly connected with the foundation pit, and the part of the lower end of the inclined strut extending into the foundation pit is provided with a soil fixing structure. The utility model discloses can realize the simultaneous construction of fender pile and inner support structure, improve the efficiency of construction greatly; the supporting members are arranged for transition, so that the construction precision requirements of the inclined struts and the fender piles are reduced; the whole integration degree is high, the structure is stable.

Description

Novel combined inner supporting structure

Technical Field

The utility model belongs to capital construction engineering field especially relates to a novel support structure in combination.

Background

With the continuous development of urban construction, buildings are developed in a higher and larger direction, so that foundation pit support is more and more important. The slope support is a support supporting structure which is very important for maintaining stability of the enclosure pile in the foundation pit, and can effectively maintain the transverse stability of the enclosure pile and prevent serious accidents such as toppling.

The slope support of the existing fender pile is usually carried out in a bolt support mode. Traditional inclined struts are all directly connected and fixedly connected with guard piles or capping beams through inclined struts, the inclined struts need to be firstly carried out on the construction process for construction, then construction of the guard piles is carried out, the required precision is high, construction cracks are easily formed if alternate construction, the inclined struts are constructed firstly, then the guard piles are constructed, and the problems of low construction efficiency, high construction precision requirement and the like exist.

Disclosure of Invention

For solving current slope and propping the structure and need carry out slope and prop and enclose fender pile substep construction, whole construction inefficiency, and the construction accuracy requires higher, need keep higher alignment scheduling problem, the utility model provides a novel support structure in combination.

The utility model aims to provide a:

firstly, the construction efficiency of the inclined support structure is improved;

secondly, the precision requirement of construction is reduced;

thirdly, the integral inner supporting structure is ensured to have good stability.

In order to achieve the above purpose, the utility model adopts the following technical scheme.

A novel composite internal support structure comprising:

the device comprises a diagonal brace, a vertical pile and a supporting member;

the inner end of the supporting member is connected with a capping beam of the fender pile, and the outer end of the supporting member is fixedly connected with the inclined strut and the vertical pile;

the vertical pile is arranged on the inner side of the inclined strut, the upper end of the vertical pile is fixedly connected with the supporting member, and the lower end of the vertical pile is fixedly connected with the foundation pit;

the inclined strut is obliquely arranged, the upper end of the inclined strut is an included angle and fixedly connected with the supporting member, the lower end of the inclined strut is fixedly connected with the foundation pit, and the part of the lower end of the inclined strut extending into the foundation pit is provided with a soil fixing structure.

As a preference, the first and second liquid crystal compositions are,

the soil fixing structure extends downwards along the axial direction of the inclined strut to form a bottom reinforcing section.

As a preference, the first and second liquid crystal compositions are,

a fixed steel frame is correspondingly arranged in the foundation pit below the vertical pile;

the lower end of the vertical pile extends into the fixed steel frame, and the lower end of the plum is fixedly connected with the fixed steel frame.

As a preference, the first and second liquid crystal compositions are,

the support member is a truss structure.

As a preference, the first and second liquid crystal compositions are,

the supporting member is composed of a first truss, a second truss and a third truss;

the inclined struts and the vertical piles are all anchored and fixed at the positions of the first trusses, a plurality of second trusses fixedly connected with the capping beams are arranged on the first trusses, third trusses are arranged between the adjacent second trusses, and the two ends of each third truss are fixedly connected with the inner end and the outer end of the adjacent second trusses respectively.

Preferably, a bearing platform structure is arranged below the supporting member, a bearing platform base of the bearing platform structure is arranged along the bottom surface of the foundation pit, the part of the bottom of the inner end of the bearing platform structure, which is connected with the bottom of the fender post, is filled with plain soil, a first force transmission piece is arranged on the upper part of the plain soil filling, the inner side of the first force transmission piece is fixedly connected with the outer side surface of the fender post, and the outer side of the first force transmission piece is fixedly connected with the inner end of the bearing platform base;

and a water stop sheet is arranged by penetrating the inclined strut through the inner part of the bearing platform base to prevent a water leakage seam from being formed.

Preferably, the bearing platform structure is provided with a vertical support, the vertical support is vertical to the upper end face of the bearing platform base and fixedly connected with the bearing platform base, and extends upwards to form fixed connection with the supporting member.

Preferably, the vertical support is provided with a layer platform, the layer platform is arranged on the outer side of the vertical support and extends outwards to form fixed connection with the vertical pile, the inner side of the position of the vertical support corresponding to the layer platform is provided with a second force transmission piece, the outer end of the second force transmission piece is fixedly connected with the vertical support, and the inner end of the second force transmission piece is fixedly connected with the enclosure pile.

As a preference, the first and second liquid crystal compositions are,

the supporting member is provided with an inner reinforcement;

the inner reinforcement is arranged on the upper surface of the supporting member, and the supporting member is fixedly connected with the side surface of the fender post through the inner reinforcement;

an arc-shaped notch is arranged on the inner side of the inner reinforcing piece and is tangent to the side face of the capping beam.

As a preference, the first and second liquid crystal compositions are,

the supporting member is provided with an outer reinforcement which is arranged on the lower end face of the supporting member, and the supporting member and the vertical pile are fixedly connected through the outer reinforcement.

The utility model has the advantages that:

1) the construction of the fender post and the inner support structure can be realized simultaneously, and the construction efficiency is greatly improved;

2) the supporting members are arranged for transition, so that the construction precision requirements of the inclined struts and the fender piles are reduced;

3) the whole integration degree is high, the structure is stable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view taken along the line A-A in FIG. 1;

FIG. 3 is an enlarged view of the arrangement of the inner and outer reinforcing members;

in the figure: 100 fender pile, 101 capping beam, 102 first power transmission piece, 103 second power transmission piece, 104 plain soil filling, 200 bracing, 201 grafting section, 2011 soil solidification structure, 2012 bottom reinforcement section, 202 waterstop, 300 foundation pit, 400 supporting member, 401 first truss rod, 402 second truss rod, 403 third truss rod, 404 inner end joint, 405 outer end joint, 406 inner reinforcement, 4061 arc gap, 407 outer reinforcement, 500 vertical pile, 501 fixed steel frame, 600 cushion cap structure, 601 cushion cap base, 602 vertical support, 603 layer table, 700 cushion cap bottom.

Detailed Description

The invention is described in further detail below with reference to specific embodiments and drawings. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Moreover, references to embodiments of the invention in the following description are generally only to be considered as examples of the invention, and not as all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "a plurality" means one or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

A novel combined inner support structure as shown in fig. 1 and 2, which is used for supporting and reinforcing a retaining pile 100 of a foundation pit 300 and facilitating construction and construction of the retaining pile 100 at the same time, and specifically comprises:

bracing 200, stakes 500 and support members 400;

the inner end of the supporting member 400 is fixedly connected to the capping beam 101 at the upper part of the fender pile 100, the whole is horizontally arranged as shown in fig. 1, and the outer end of the supporting member 400 is fixedly connected with the inclined strut 200 and the vertical pile 500;

the inclined strut 200 is obliquely arranged, in this embodiment, the inclined strut is obliquely arranged at an angle of 45 degrees, the upper end of the inclined strut is anchored at the outer end of the supporting member 400, the upper end of the vertical pile 500 is also fixedly connected at the outer end of the supporting member 400 in an anchoring and fixing manner to support the supporting member 400, and meanwhile, the supporting member 400 forms a lateral supporting effect on the enclosure pile 100, so that the effect of the traditional enclosure inclined strut is realized;

the lower end of the inclined strut 200 is obliquely inserted into the foundation pit 300, the part in the foundation pit 300 is the insertion section 201 of the inclined strut 200, a soil curing structure 2011 is circumferentially arranged on the surface of the bottom end side of the insertion section 201, the soil curing structure 2011 is formed by the inclined strut 200 in cooperation with the physicochemical reaction and curing of cement and soil, the inclined strut is a hard structure, the control strength of the hard structure is not less than 4MPa, the soil curing structure 2011 further extends towards the oblique lower side of the tail end of the insertion section 201 along the axial direction of the inclined strut 200 to form a bottom reinforcing section 2012, the bottom reinforcing section 2012 and the soil curing structure 2011 are formed by cement and soil through physicochemical reaction and curing, the weight increasing and fixing of the bottom of the inclined strut 200 can be effectively realized, and the anchoring and fixing stability of the inclined strut 200 and the foundation pit 300 is improved;

the foundation pit 300 below the vertical pile 500 is provided with a fixed steel frame 501 in a matching manner, the lower end of the vertical pile 500 extends into the fixed steel frame 501, and the vertical pile 500 and the main reinforcement of the fixed steel frame 501 are fixed by welding, so that the setting stability of the vertical pile 500 is improved, the fixed steel frame 501 simply prolongs the vertical pile 500 and increases the anchoring and fixing depth of the vertical pile 500 in the foundation pit 300;

after the inner end of the supporting member 400 is fixedly connected with the capping beam 101 of the fender pile 100, the outer end of the supporting member is vertically and obliquely fixed through the matching of the vertical pile 500 and the inclined strut 200, so that the overhead arrangement of the supporting member 400 is realized, meanwhile, the inclined strut 200 also provides an oblique acting force to act on the supporting member 400, and applies a transverse acting force to the capping beam 101 through the conduction action of the supporting member 400, so that the transverse acting force is finally applied to the fender pile 100, the transverse stability of the fender pile 100 is maintained, and serious accidents such as toppling over of the fender pile 100 are avoided;

further, the supporting member 400 is shown in fig. 2 and is composed of three parts, namely a first truss 401, a second truss 402 and a third truss 403, the three parts are integrally produced or mutually fixed by welding, the inclined struts 200 and the vertical piles 500 are anchored and fixed at the first truss 401, a second truss 402 perpendicular to the side end face of the capping beam 101 is arranged at the anchoring position of each inclined strut 200 on the first truss 401, and the second truss 402 plays a main role in transverse transmission;

the third truss rod 403 is obliquely arranged, two ends of the third truss rod 403 are respectively connected with two adjacent second truss rods 402, the inner end of the third truss rod 403 is connected with the inner end of any one of the two adjacent second truss rods 402, the outer end of the third truss rod 403 is connected with the outer end of the other second truss rod 402, the inner end of the third truss rod 403 is fixedly connected with the capping beam 101, and the outer end of the third truss rod 403 is fixedly connected with the first truss rod 401, so as to form the supporting member 400 of the truss structure shown in fig. 2;

the inner end of the third truss 403 forms an inner-connecting end with the inner end of the second truss 402 and the part fixedly connected with the capping beam 101, the outer end of the third truss 403 forms an outer-end joint 405 with the outer end of the second truss 402 and the part fixedly connected with the first truss 401, the inner-end joint 404 and the outer-end joint 405 are alternately formed, each second truss 402 only forms the inner-end joint 404 at the inner end or only forms the outer-end joint 405 at the outer end, and the same second truss 402 does not simultaneously have the inner-end joint 404 and the outer-end joint 405;

the supporting member 400 with the structure can effectively homogenize and disperse partial stress of the second truss 402 which mainly transfers force and stress in the supporting member 400 in the transverse direction, so that the problems of yielding deformation and even fracture and the like caused by excessive stress of the second truss 402 are avoided, and potential safety hazards are reduced.

Further, a bearing platform structure 600 is arranged below the supporting member 400, a bearing platform base 601 of the bearing platform structure 600 is arranged along the bottom surface of the foundation pit 300, the part, connected with the bottom of the fender post 100, of the bottom of the inner end is filled with plain soil 104, a first force transmission piece 102 is arranged on the upper portion of the plain soil 104, the inner side of the first force transmission piece 102 is fixedly connected with the outer side surface of the fender post 100, and the outer side of the first force transmission piece 102 is fixedly connected with the inner end of the bearing platform base 601;

a water stop sheet 202 is arranged in the inclined strut 200 penetrating through the bearing platform base 601 to prevent a water leakage seam from being formed;

the bearing platform structure 600 is further provided with a vertical support 602, the vertical support 602 is vertical to the upper end surface of the bearing platform base 601 and fixedly connected with the bearing platform base 601, and the upper end of the vertical support is fixedly connected with the support member 400 and can extend upwards through the support member 400;

the fixed connection position of the vertical support 602 and the support member 400 is close to the capping beam 101, or the vertical support 602 is fixed with the inner end connector 404 of the support member 400 and extends upwards along the lateral gap of the inner end connector 404;

the vertical support 602 is further provided with a layer table 603, the layer table 603 is arranged on the outer side of the vertical support 602, extends outwards to form fixed connection with the vertical pile 500 and can further extend outwards, the inner side of the position of the vertical support 602, corresponding to the layer table 603, is provided with a second force transmission piece 103, the outer end of the second force transmission piece 103 is fixedly connected with the vertical support 602, and the inner end of the second force transmission piece 103 is fixedly connected with the fender post 100.

In the above structure, the bracing 200, the vertical pile 500 and the fender pile 100 can be constructed and built simultaneously, and then the integrated connection is realized through the capping beam 101 and the supporting member 400, compared with the conventional method that the bracing must be constructed firstly, the fender pile 100 must be constructed secondly, and finally the mutual fixed connection is realized through the capping beam 101, the technical scheme of the utility model adopts the separated structure design to simultaneously carry out the independent construction on the fender pile 100, the bracing 200 and the vertical pile 500, and finally the integrated construction can be completed only by one step, thereby improving the construction efficiency, and compared with the original traditional scheme, the requirement on the construction precision is reduced, the construction speed is greatly accelerated, the construction difficulty is reduced, and simultaneously the stability and the safety of the whole structure can be effectively maintained;

and the arrangement of the bearing platform structure 600 enhances the integrity of the integral novel combined inner support structure, and has higher structural stability. Still be equipped with cushion cap pad 700 between cushion cap structure 600 and foundation ditch 300, because foundation ditch 300 surface is unsmooth, can further improve convenience and the stability that cushion cap structure 600 set up after setting up cushion cap pad 700.

Furthermore, the inner end joint 404 and the outer end joint 405 of the supporting member 400 are respectively provided with an inner reinforcement 406 and an outer reinforcement 407;

the inner reinforcement 406 is arranged on the upper surface of the inner end connector 404, the supporting member 400 is fixedly connected with the side surface of the fender post 100 through the inner reinforcement 406 to realize reinforcement, meanwhile, an arc-shaped notch 4061 is arranged on the inner side of the inner reinforcement 406, and the arc-shaped notch 4061 is tangent to the side surface of the capping beam 101, so that the inner reinforcement 406 of the structure can further play a role in guiding the lateral acting force of the fender post 100, and the connection stability of the fender post 100 and the supporting member 400 is improved;

in addition, the arrangement mode that the arc-shaped notch 4061 is not in direct contact with the capping beam 101 enables the fender pile 100 to act on the supporting member 400 with the lateral acting force thereof in a two-point dispersed force transmission mode, so that dispersed stress is formed, the situation that the single-point stress of the supporting member 400 is too strong can be avoided, the stability of the whole structure is improved, and the supporting upper limit of the supporting member 400 is improved;

the outer reinforcement 407 is disposed on the lower end face of the outer end joint 405, and the support member 400 and the stud 500 are fixedly connected and reinforced by the outer reinforcement 407.

Through the setting of interior reinforcement 406 and outer reinforcement 407, the wholeness of novel support structure and fender pile 100 in combining has further strengthened, can form more excellent supporting effect to fender pile 100.

Claims (10)

1. A novel composite internal support structure, comprising:

the device comprises a diagonal brace, a vertical pile and a supporting member;

the inner end of the supporting member is connected with a capping beam of the fender pile, and the outer end of the supporting member is fixedly connected with the inclined strut and the vertical pile;

the vertical pile is arranged on the inner side of the inclined strut, the upper end of the vertical pile is fixedly connected with the supporting member, and the lower end of the vertical pile is fixedly connected with the foundation pit;

the inclined strut is obliquely arranged, the upper end of the inclined strut is an included angle and fixedly connected with the supporting member, the lower end of the inclined strut is fixedly connected with the foundation pit, and the part of the lower end of the inclined strut extending into the foundation pit is provided with a soil fixing structure.

2. A novel modular internal support structure according to claim 1,

the soil fixing structure extends downwards along the axial direction of the inclined strut to form a bottom reinforcing section.

3. A novel modular internal support structure according to claim 1,

a fixed steel frame is correspondingly arranged in the foundation pit below the vertical pile;

the lower end of the vertical pile extends into the fixed steel frame, and the lower end of the plum is fixedly connected with the fixed steel frame.

4. A novel modular internal support structure according to claim 1,

the support member is a truss structure.

5. A novel modular internal support structure according to claim 4,

the supporting member is composed of a first truss, a second truss and a third truss;

the inclined struts and the vertical piles are all anchored and fixed at the positions of the first trusses, a plurality of second trusses fixedly connected with the capping beams are arranged on the first trusses, third trusses are arranged between the adjacent second trusses, and the two ends of each third truss are fixedly connected with the inner end and the outer end of the adjacent second trusses respectively.

6. A novel modular internal support structure according to claim 1,

a bearing platform structure is arranged below the supporting member, a bearing platform base of the bearing platform structure is arranged along the bottom surface of the foundation pit, the part of the bottom of the inner end of the bearing platform structure, which is connected with the bottom of the fender post, is filled with plain soil, a first force transmission piece is arranged on the upper part of the plain soil filling, the inner side of the first force transmission piece is fixedly connected with the outer side surface of the fender post, and the outer side of the first force transmission piece is fixedly connected with the inner end of the bearing platform base;

and the inclined strut is provided with a water stop sheet, and the water stop sheet is embedded in the bearing platform base to prevent a water leakage seam from being formed.

7. A novel modular internal support structure according to claim 6,

the bearing platform structure is provided with a vertical support, the vertical support is vertical to the upper end face of the bearing platform base and fixedly connected with the bearing platform base, and extends upwards to form fixed connection with the supporting member.

8. A novel modular internal support structure according to claim 7,

the vertical support is provided with a layer platform, the layer platform is arranged on the outer side of the vertical support and extends outwards to form fixed connection with the vertical pile, a second force transmission piece is arranged on the inner side of the position of the vertical support, corresponding to the layer platform, the outer end of the second force transmission piece is fixedly connected with the vertical support, and the inner end of the second force transmission piece is fixedly connected with the fender post.

9. A novel modular internal support structure according to claim 1,

the supporting member is provided with an inner reinforcement;

the inner reinforcement is arranged on the upper surface of the supporting member, and the supporting member is fixedly connected with the side surface of the fender post through the inner reinforcement;

an arc-shaped notch is arranged on the inner side of the inner reinforcing piece and is tangent to the side face of the capping beam.

10. A novel modular internal support structure according to claim 1,

the supporting member is provided with an outer reinforcement which is arranged on the lower end face of the supporting member, and the supporting member and the vertical pile are fixedly connected through the outer reinforcement.

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