Foundation pit supporting structure for engineering construction

Abstract

The utility model discloses a foundation pit supporting structure for engineering construction, which relates to the technical field of foundation pit supporting and comprises two supporting plates, a plurality of assembling grooves are formed in the opposite surfaces of the two supporting plates, extending supporting plates are assembled in the assembling grooves, a pair of base plates is fixedly arranged on each of the two sides of the opposite surfaces of the two supporting plates, and the base plates are fixedly connected with the supporting plates. And a U-shaped butt joint groove is formed in the base plate. According to the foundation pit supporting structure for engineering construction, the multiple extending supporting plates can be rapidly in butt joint with the cross-shaped assembling grooves in the supporting plates, after the two supporting plates are attached to the two side walls of the foundation pit, the two supporting plates can be supported through the supporting pieces composed of the two threaded columns and the threaded cylinders, the supporting mode is simpler and rapider, and the supporting effect is better. And meanwhile, a larger construction space can be provided for the interior of the foundation pit, and practicability is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to a foundation pit support technical field, concretely is a foundation pit support structure for engineering construction. BACKGROUND

[0002] The foundation pit support in engineering construction is to ensure the safety of underground structure construction and the surrounding environment of foundation pit, and the supporting, reinforcing and protecting measures are taken to the side wall and surrounding environment of foundation pit, and the prior art will support the frame in the foundation pit, and the side wall of the foundation pit is supported by the frame, but the space in the foundation pit is occupied by the frame, the normal construction of the foundation pit is affected, and the installation steps are more, and the efficiency of installing the support is lower, so the foundation pit support structure for engineering construction is provided to solve the above problems. UTILITARY MODEL

[0003] (I) technical problem solved

[0004] In view of the deficiencies of the prior art, the utility model provides a foundation pit support structure for engineering construction, which solves the technical problems in the above background.

[0005] (II) technical scheme

[0006] In order to achieve the above purpose, the utility model adopts the technical scheme that a foundation pit support structure for engineering construction, including two support plates, a plurality of assembly grooves are formed in the opposite surfaces of the two support plates, and a plurality of extension support plates are assembled in the assembly grooves, a pair of spacers are fixedly arranged on the opposite surfaces of the two support plates, and a U-shaped butt joint groove is formed in the spacer, each pair of spacers is butt jointed with a butt joint shaft through the U-shaped butt joint groove, the four butt joint shafts are connected with positioning sleeves, the four positioning sleeves are connected with threaded columns, and the four threaded columns are arranged in pairs, and the corresponding two threaded columns are connected with a same threaded cylinder.

[0007] Preferably, a plurality of anti-skid strips are arranged on the opposite surfaces of the two support plates and the outer side walls of the plurality of extension support plates, and the cross section of the anti-skid strip is triangular.

[0008] Preferably, a rotating block is arranged in the middle of the threaded cylinder, and a notch is formed in the rotating block.

[0009] Preferably, the spacer is matched with a locking plate, the locking plate is matched with the butt joint groove in the spacer through an arc-shaped groove formed in the locking plate, and a fixing bolt is arranged on the locking plate.

[0010] Preferably, the assembly groove is cross-shaped, and ear plates are arranged on the two sides of the middle of the extension support plate and matched with the cross-shaped assembly groove.

[0011] Preferably, a fixing groove is formed in the two ends of the two support plates.

[0012] (III) Beneficial Effects

[0013] The beneficial effects of the utility model lie in:

[0014] The engineering construction foundation pit supporting structure, the multiple extension supporting plates can be quickly connected with the cross-shaped assembly slots on the supporting plates, the two supporting plates are adhered to the two side walls of the foundation pit, and the support formed by the two threaded columns and threaded barrels supports the two supporting plates, the assembly supporting mode is simpler and quicker, the occupation of the construction space in the foundation pit is reduced, and the practicality is higher. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is a three-dimensional structure schematic diagram of the utility model in the foundation pit supporting state;

[0017] Figure 3 It is a three-dimensional structure schematic diagram of the utility model in the separation state of the butt joint shaft and the butt joint slot on the backing plate;

[0018] Figure 4 It is a three-dimensional structure schematic diagram of the utility model in the butt joint state of the locking plate and the backing plate.

[0019] In the drawing: 1 supporting plate, 2 assembly slot, 3 extension supporting plate, 4 backing plate, 5 butt joint shaft, 6 positioning sleeve, 7 threaded column, 8 threaded barrel, 9 rotation fast, 10 locking plate, 11 fixed bolt, 12 anti-skid strip, 13 fixed slot. DETAILED DESCRIPTION

[0020] The technical scheme in the utility model embodiment will be clearly and completely described below, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] For example, Figures 1-4As shown, the utility model provides a technical scheme: a foundation pit support structure for engineering construction, including two support plates 1, the both ends of two support plates 1 are all provided with fixed slot 13, two support plates 1 are pasted in the two side walls of foundation pit, can select the bolt through fixed slot 13, two support plates 1 are fixed in the side wall of foundation pit, the opposite side of two support plates 1 is all provided with several assembly slots 2, and several assembly slots 2 are all equipped with extension support plate 3, the opposite side of two support plates 1 and the lateral wall of several extension support plate 3 are all provided with several antiskid strips 12, and the transverse section of antiskid strip 12 is triangle, and one pair of spacers 4 are fixedly arranged on the opposite side of two support plates 1, and U-shaped butt joint groove is formed in spacer 4, and each pair of spacers 4 is butt-jointed with butt joint shaft 5 through U-shaped butt joint groove, four butt joint shafts 5 are all connected with positioning sleeve 6, positioning sleeve 6 is U-shaped, and round groove is formed in the both sides of positioning sleeve 6 and is sleeved with butt joint shaft 5, threaded column 7 is connected on four positioning sleeves 6, and four threaded columns 7 are correspondingly arranged in two groups, and the same threaded cylinder 8 is connected between the corresponding two threaded columns 7, the rotation of threaded cylinder 8 can realize the synchronous rotation of two threaded columns 7 on both sides, the assembly of several extension support plates 3 and assembly slots 2 on support plate 1 is butt-jointed, two support plates 1 are pasted in the two side walls of foundation pit, can select the bolt through fixed slot 13, two support plates 1 are fixed in the side wall of foundation pit, take threaded cylinder 8, the butt joint shaft 5 on the threaded column 7 on both sides of threaded cylinder 8 is butt-jointed with spacer 4, and the threaded cylinder 8 is rotated, the threaded column 7 on both sides is rotated outward, the butt joint shaft 5 is tight, the middle part of threaded cylinder 8 is provided with rotating block 9, and slot is formed in rotating block 9, the setting of slot can insert columnar tool and rotate rotating block 9, and then drive threaded cylinder 8 to rotate and rotate the threaded column 7 on both sides or rotate out;

[0022] The spacer 4 is matched with the locking plate 10, the arc-shaped groove is formed in the locking plate 10 and is butt-jointed with the butt joint groove on the spacer 4, the fixed bolt 11 is arranged on the locking plate 10, after the butt joint shaft 5 is butt-jointed with the butt joint groove on the spacer 4, the locking plate 10 can be butt-jointed with the spacer 4, the arc-shaped groove on the locking plate 10 is butt-jointed with the butt joint groove on the spacer 4, which can limit and fix the butt joint shaft 5, avoid the slipping of the butt joint shaft 5, and improve the safety.

[0023] The assembly slot 2 is cross-shaped, and the both sides of the middle part of the extension support plate 3 are provided with the ear plate and are matched with the cross-shaped assembly slot 2, so that the extension support plate 3 is butt-jointed with the assembly slot 2, and the locking effect is achieved, avoiding the sliding of the extension support plate 3 in the assembly slot 2.

[0024] The operation steps of the application are:

[0025] The plurality of extension plates 3 are butted with the assembling grooves 2 on the supporting plates 1, the two supporting plates 1 are attached on the two side walls of the foundation pit, the bolts are selected to pass through the fixing grooves 13, the supporting plates 1 are fixed on the side walls of the foundation pit, the threaded barrels 8 are taken, the butting shafts 5 on the threaded columns 7 on two sides of the threaded barrels 8 are butted with the backing plates 4, the threaded columns 7 on two sides are rotated outward by rotating the threaded barrels 8, the butting shafts 5 are tightly clamped in the butting grooves on the backing plates 4, and the supporting plates 1 and the extension plates 3 are tightly clamped on the side walls of the foundation pit.

[0026] In the description of the present application, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0027] In the present application, unless otherwise explicitly specified and limited, for example, it can be fixedly connected, or can be detachably connected, or integrated; it can be mechanically connected, or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction relationship between two elements, unless otherwise explicitly limited, the above-mentioned terms can be understood according to the specific meaning in the present application by the ordinary skilled in the art according to the specific situation.

[0028] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A foundation pit support structure for construction work, comprising two support plates (1), characterized in that: Both the back of the support plate (1) are provided with a plurality of assembly slots (2), and a plurality of assembly slots (2) are assembled with extension support plate (3), both the opposite sides of the support plate (1) are fixedly provided with a pair of pad (4), and the pad (4) is provided with a U-shaped butt joint groove, each pair of pad (4) is butt jointed with a butt joint shaft (5) through the U-shaped butt joint groove, four butt joint shafts (5) are connected with positioning sleeve (6), four positioning sleeves (6) are connected with threaded column (7), and four threaded columns (7) are correspondingly provided in two groups, and the corresponding two threaded columns (7) are connected with the same threaded cylinder (8).

2. The foundation pit support structure for engineering construction according to claim 1, characterized in that: Both the back of the support plate (1) and the outer side wall of a plurality of extension support plates (3) are provided with a plurality of anti-skid strips (12), and the cross section of the anti-skid strip (12) is triangular.

3. The foundation pit support structure for engineering construction according to claim 1, characterized in that: The middle part of the threaded cylinder (8) is provided with a rotating block (9), and the rotating block (9) is provided with a notch.

4. The foundation pit support structure for engineering construction according to claim 1, characterized in that: The pad (4) is matched with a locking plate (10), and the locking plate (10) is provided with an arc-shaped groove which is matched with the butt joint groove on the pad (4), and the locking plate (10) is provided with a fixing bolt (11).

5. The foundation pit support structure for engineering construction according to claim 1, characterized in that: The assembly slot (2) is cross-shaped, and the middle part of the extension support plate (3) is provided with an ear plate which is matched with the cross-shaped assembly slot (2).

6. The foundation pit support structure for engineering construction according to claim 1, characterized in that: Both ends of the two support plates (1) are provided with a fixing slot (13).

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