Assembly type supporting framework with adjustable deep foundation pit

Abstract

The utility model discloses an adjustable assembly type supporting framework for a deep foundation pit. The adjustable assembly type supporting framework comprises two side supporting assemblies and a plurality of transverse supporting assemblies. The side supporting assembly comprises a side supporting plate, a plurality of longitudinal bars are arranged on the side supporting plate in parallel at equal intervals, one end of each longitudinal bar protrudes out of one side of the side supporting plate, and a first threaded rod is arranged at the protruding end. The transverse supporting assembly comprises a transverse supporting strip, two first threaded sleeves and two gaskets, two first strip-shaped through grooves are formed in the transverse supporting strip, the two first strip-shaped through grooves are symmetrically located in the two ends of the transverse supporting strip, and the two sides of each first threaded sleeve are each provided with a first handle; the transverse supporting strip is vertically arranged on the two symmetrically-arranged side supporting assemblies, the first threaded rod penetrates through the first strip-shaped through groove, the first threaded rod is sleeved with the gasket and makes contact with the side, away from the side supporting plate, of the transverse supporting strip, the first threaded sleeve is meshed with the first threaded rod, and the second threaded sleeve is meshed with the second threaded rod. And the stability degree of foundation pit supporting and the use convenience are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a deep foundation pit adjustable assembly type support frame. BACKGROUND

[0002] With the rapid development of urban construction, high-rise buildings, underground rail traffic and other projects are increasing, and the importance of foundation pit support technology is increasingly prominent. In the construction process, in order to ensure the safety of underground structure construction and the surrounding environment of foundation pit, support, reinforcement and protection measures are needed for the side wall and surrounding environment of foundation pit, which is foundation pit support.

[0003] The form of foundation pit support is various, and the common ones are row pile support, underground continuous wall, cement soil retaining wall and the like. These support methods meet the needs of the project to some extent, but the existing foundation pit support has some shortcomings. On the one hand, the stability is not high, and under complex geological conditions or affected by external force, deformation, displacement and other conditions may occur, which brings safety hazards to the project. On the other hand, the installation convenience is not high, the construction process is relatively complex, and the time and labor cost is large, which affects the progress of the project. SUMMARY

[0004] Based on the above problems existing in the prior art, the purpose of the embodiments of the utility model is to provide a deep foundation pit adjustable assembly type support frame, which improves the stability of the foundation pit support and the convenience in use.

[0005] The technical scheme adopted by the utility model to solve its technical problems is: a deep foundation pit adjustable assembly type support frame, comprising two side support components and a plurality of cross support components;

[0006] The side support component comprises a side support plate, a plurality of longitudinal bars are arranged equidistantly and in parallel on the side support plate, one end of the longitudinal bar protrudes from one side of the side support plate, and a threaded rod one is arranged on the protruding end;

[0007] The cross support component comprises a cross support bar, two threaded sleeves one and two spacers, two strip-shaped through grooves one are formed in the cross support bar, the two strip-shaped through grooves one are symmetrically located at the two ends of the cross support bar, and one handle one is arranged on each side of the threaded sleeve one;

[0008] The cross support bar is vertically arranged on the two symmetrically arranged side support components, the threaded rod one penetrates through the strip-shaped through groove one, the spacer is sleeved on the threaded rod one and in contact with the side of the cross support bar away from the side support plate, and the threaded sleeve one is engaged on the threaded rod one.

[0009] Further, a plurality of cross bars are arranged equidistantly and in parallel on the side support plate, and the cross bars and the longitudinal bars are arranged perpendicular to each other.

[0010] Further, several reinforcing assemblies are included, which include inner rods, outer sleeve rods, pressing plates and threaded sleeves two;

[0011] The inner rod is provided with two strip-shaped through grooves, the outer sleeve rod is provided with a strip-shaped through groove three, the inner rod is inserted into the outer sleeve rod, the two strip-shaped through grooves correspond to the strip-shaped through groove three, the pressing plate is provided with a boss, the boss is provided with a threaded rod two, the threaded rod two is inserted into the two strip-shaped through grooves and the strip-shaped through groove three, the threaded sleeve two is engaged in the threaded rod two, both sides of the threaded sleeve two are provided with handles two, and the boss is embedded in the strip-shaped through groove three and abuts against the outer sleeve rod.

[0012] Further, a strip-shaped through groove four is formed in the side surface of the outer sleeve rod in communication with the strip-shaped through groove three, and a limiting strip is arranged on both sides of the inner rod and slidably arranged in the strip-shaped through groove four.

[0013] Further, a plurality of horizontal grooves are equidistantly and parallelly formed on the opposite side of the two side support plates.

[0014] One end of the inner rod is provided with a clamping block one, and one end of the outer sleeve rod is provided with a clamping block two.

[0015] The clamping block one and the clamping block two are respectively clamped into the horizontal grooves on one of the side support plates.

[0016] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0017] 1. When supporting the deep foundation pit, the two side support plates are arranged by abutting against the two side walls of the deep foundation pit, the horizontal ribs and the vertical ribs are added to strengthen the structural strength of the side support plates, the horizontal support bars are fixed on the two side support plates by the threaded sleeve one and the threaded rod one, and the two side support plates are reinforced on the two side walls of the deep foundation pit.

[0018] 2. By loosening the threaded sleeve one, the side support plates are translated by sliding the threaded rod one in the strip-shaped through groove one, so that the deep foundation pit of different widths can be adapted.

[0019] 3. By abutting the two ends of the reinforcing assembly in the horizontal grooves on the two side support plates, the stability of the support structure can be further strengthened, the length of the reinforcing assembly is adjustable, and the support of the deep foundation pit of different widths can be adapted by translating the side support plates. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model will be further described below in combination with the drawings and examples.

[0021] In the drawings:

[0022] Figure 1It is the stereogram of the support frame in the utility model;

[0023] Figure 2 It is the explosion schematic view of the support frame in the utility model;

[0024] Figure 3 It is Figure 1 the explosion schematic view of the side support assembly in the utility model;

[0025] Figure 4 It is Figure 1 the explosion schematic view of the cross support assembly in the utility model;

[0026] Figure 5 It is Figure 1 the explosion schematic view of the reinforcing assembly in the utility model;

[0027] In the figure,

[0028] 1, side support assembly;

[0029] 11, side support plate;

[0030] 110, horizontal groove; 111, horizontal rib; 112, vertical rib; 113, threaded rod one;

[0031] 2, cross support assembly;

[0032] 21, cross support bar; 22, threaded sleeve one; 23, gasket;

[0033] 210, strip-shaped through groove one;

[0034] 221, handle one;

[0035] 3, reinforcing assembly;

[0036] 31, inner rod; 32, outer sleeve rod; 33, pressing plate; 34, threaded sleeve two;

[0037] 310, strip-shaped through groove two; 311, clamping block one; 312, limiting strip;

[0038] 321, clamping block two;

[0039] 3201, strip-shaped through groove three; 3202, strip-shaped through groove four;

[0040] 331, boss; 332, threaded rod two;

[0041] 341, handle two. DETAILED DESCRIPTION

[0042] The utility model will be explained in detail now in combination with the drawings. This figure is the simplified schematic view, only with the schematic way to explain the basic structure of the utility model, thus it only shows the constitution related to the utility model.

[0043] Please refer to Figures 1-5 The utility model provides technical scheme: a kind of adjustable assembly type support frame of deep foundation pit, including two side support components 1, several cross bracing components 2 and several reinforcing components 3.

[0044] Side support component 1 includes side support plate 11, and a plurality of horizontal grooves 110 are opened equidistantly and parallelly on the opposite side of two side support plates 11, a plurality of horizontal ribs 111 are arranged equidistantly and parallelly on side support plate 11, a plurality of longitudinal ribs 112 are arranged equidistantly and parallelly on side support plate 11, one end of longitudinal rib 112 protrudes from the side of side support plate 11 and threaded rod one 113 is equipped on the protruding end, and horizontal rib 111 and longitudinal rib 112 are arranged perpendicular to each other.

[0045] Cross bracing component 2 includes cross bracing bar 21, two threaded sleeves one 22 and two gaskets 23.

[0046] Two strip-shaped through grooves one 210 are opened on cross bracing bar 21, and two strip-shaped through grooves one 210 are symmetrically located at the two ends of cross bracing bar 21, one handle one 221 is equipped on the two sides of threaded sleeve one 22, cross bracing bar 21 is vertically arranged on two symmetrically arranged side support components 1, threaded rod one 113 passes through strip-shaped through groove one 210, gasket 23 is sleeved on threaded rod one 113 and contacts with the side of cross bracing bar 21 away from side support plate 11, and threaded sleeve one 22 is engaged on threaded rod one 113.

[0047] Reinforcing component 3 includes inner rod 31, outer sleeve rod 32, pressing plate 33 and threaded sleeve two 34.

[0048] Strip-shaped through groove two 310 is opened on inner rod 31, strip-shaped through groove three 3201 is opened on outer sleeve rod 32, inner rod 31 is inserted into outer sleeve rod 32, strip-shaped through groove two 310 and strip-shaped through groove three 3201 correspond to each other, boss 331 is equipped on pressing plate 33, threaded rod two 332 is equipped on boss 331, threaded rod two 332 is inserted into strip-shaped through groove two 310 and strip-shaped through groove three 3201, threaded sleeve two 34 is engaged in threaded rod two 332, handle two 341 is equipped on the two sides of threaded sleeve two 34, boss 331 is embedded in strip-shaped through groove three 3201 and abuts with outer sleeve rod 32, and one end of inner rod 31 is provided with clamping block one 311.

[0049] Strip-shaped through groove four 3202 is opened on the side surface of outer sleeve rod 32, and strip-shaped through groove four 3202 is communicated with strip-shaped through groove three 3201, and one limiting strip 312 is arranged on the two sides of inner rod 31, and limiting strip 312 is slidingly arranged in strip-shaped through groove four 3202, and clamping block two 321 is arranged at one end of outer sleeve rod 32.

[0050] Clamping block one 311 and clamping block two 321 are respectively clamped into horizontal groove 110 on one of side support plate 11.

[0051] In the supporting deep foundation pit, two side support plates 11 are arranged against two side walls of the deep foundation pit, the added transverse ribs 111 and longitudinal ribs 112 strengthen the structural strength of the side support plates 11, the horizontal support bars 21 are fixed on the two side support plates 11 in the form of engaging the threaded sleeve 22 and the threaded rod 113, and the two side support plates 11 are reinforced on the two side walls of the deep foundation pit.

[0052] By loosening the threaded sleeve 22, the side support plates 11 are translated in the form of sliding of the threaded rod 113 in the strip-shaped through slot 210, so that the deep foundation pit with different widths can be adapted.

[0053] By abutting the two ends of the reinforcing assembly 3 against the horizontal grooves 110 on the two side support plates 11, the stability of the support structure can be further strengthened, the length of the reinforcing assembly 3 is adjustable, and the supporting of the deep foundation pit with different widths can be adapted by translating the side support plates 11.

[0054] Based on the above ideal embodiments of the present application, through the above description, relevant personnel can make various changes and modifications without deviating from the scope of the present application. The technical scope of the present application is not limited to the content in the specification, and must be determined according to the scope of the claims.

Claims

1. An adjustable fabricated support framework for deep excavations, characterised in that: The side support assembly comprises a side support plate, and a plurality of longitudinal ribs are equidistantly and parallel arranged on the side support plate, one end of the longitudinal rib protrudes from one side of the side support plate, and a threaded rod is arranged on the protruding end; The cross support assembly comprises a cross support bar, two threaded sleeves and two gaskets, two strip-shaped through grooves are arranged on the cross support bar, and the two strip-shaped through grooves are symmetrically arranged at two ends of the cross support bar, and one handle is arranged on each side of the threaded sleeve; The cross support bar is vertically arranged on the two symmetrically arranged side support assemblies, the threaded rod passes through the strip-shaped through groove, the gasket is sleeved on the threaded rod and is in contact with the side of the cross support bar away from the side support plate, and the threaded sleeve is engaged with the threaded rod. A plurality of transverse ribs are equidistantly and parallel arranged on the side support plate, and the transverse ribs and the longitudinal ribs are arranged perpendicular to each other.

2. The adjustable assembly type support frame structure for deep foundation pit according to claim 1, characterized in that: The reinforcing assembly comprises an inner rod, an outer sleeve rod, a pressing plate and a threaded sleeve II; 3. The adjustable assembly support frame for deep foundation pit according to claim 1, wherein: The inner rod is provided with a strip-shaped through groove II, the outer sleeve rod is provided with a strip-shaped through groove III, the inner rod is inserted into the outer sleeve rod, the strip-shaped through groove II and the strip-shaped through groove III correspond to each other, the pressing plate is provided with a boss, the boss is provided with a threaded rod II, the threaded rod II is inserted into the strip-shaped through groove II and the strip-shaped through groove III, the threaded sleeve II is engaged in the threaded rod II, two handles II are arranged on two sides of the threaded sleeve II, and the boss is embedded in the strip-shaped through groove III and abuts against the outer sleeve rod. A strip-shaped through groove IV is arranged on the side surface of the outer sleeve rod, the strip-shaped through groove IV is in communication with the strip-shaped through groove III, and a limiting strip is arranged on each side of the inner rod.

4. The adjustable assembly support frame for deep foundation pit according to claim 3, characterized in that: A plurality of transverse grooves are equidistantly and parallel arranged on the opposite side of the two side support plates; 5. The adjustable assembly support frame for deep foundation pit according to claim 4, characterized in that: One end of the inner rod is provided with a clamping block I, and one end of the outer sleeve rod is provided with a clamping block II; The clamping block I and the clamping block II are respectively clamped into the transverse groove on one of the side support plates. ​

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