CN219430780U - Supporting structure for foundation pit engineering construction - Google Patents

Abstract

The utility model provides a supporting structure for foundation pit engineering construction, which comprises a supporting box body, a supporting column, a screw rod assembly, a squeezing block, a squeezing ball, an elastic telescopic assembly and a roller. The bottom of the supporting box body is provided with an opening, the supporting column is arranged in the supporting box body, and one end of the supporting column is connected with the opening; the screw rod assembly comprises two groups of screw rods with opposite rotation directions and a connecting piece, the two groups of screw rods are connected through the connecting piece, and the screw rods are arranged on the supporting box body; the extrusion block is in sliding connection with the screw rod through a nut, two groups of extrusion balls are arranged inside the support column, the two sides of the support column are provided with notches, and the extrusion block penetrates through the notches and is positioned between the two groups of extrusion balls; the elastic telescopic assembly comprises an upper telescopic assembly and a lower telescopic assembly. The foundation ditch for engineering bearing structure of this application compares traditional bearing structure and has convenient advantage that removes, drives the gyro wheel through setting up extrusion piece, extrusion ball and elastic expansion subassembly and realizes receiving and putting down to realize bearing structure can remove the effect at any time according to the engineering needs.

Description

Supporting structure for foundation pit engineering construction

Technical Field

The utility model relates to the technical field of foundation pit engineering, in particular to a supporting structure for foundation pit engineering construction.

Background

The soil retaining structure, groundwater control, environmental protection and other measures implemented for protecting construction safety in urban construction engineering are called foundation pit engineering, the foundation pit engineering widely exists in urban construction, a supporting structure is generally used for supporting the underground engineering, the existing foundation pit engineering supporting structure mostly adopts a steel structure, and is inconvenient to transport and move because of large volume, although the utility model of application number 202120540943.9 discloses a steel supporting mechanism applied to the foundation pit engineering, the steel supporting mechanism comprises a lower supporting rod, an upper supporting rod and auxiliary supporting legs, the top end of the lower supporting rod penetrates through the upper supporting rod, four groups of auxiliary supporting legs are arranged on the surfaces of the lower supporting rod and the upper supporting rod, four groups of fixing plates are welded on the surfaces of the outer walls of the lower supporting rod and the upper supporting rod, rotating shafts are welded inside the fixing plates, auxiliary supporting legs are sleeved on the surfaces of the rotating shafts, lantern rings are provided with lantern rings in a fitting mode, the surfaces of the lantern rings are embedded with four groups of first spring grooves, the outer side surfaces of the first spring grooves penetrate through the pull rods, bolts are welded on the inner side surfaces of the bolts, and the first springs are sleeved on the surfaces of the bolts; through fixed plate, bolt groove and draw-in groove etc. that set up, effectively avoided the device volume great, lead to carrying inconvenient problem when underground, improved the practicality of device.

However, the device of this application still has a bulky problem in construction use, and is inconvenient to move the support structure at any time according to engineering progress in underground construction.

Disclosure of Invention

The utility model aims to provide a supporting structure for foundation pit engineering construction, which is used for solving the technical problem that the existing foundation pit engineering supporting structure is inconvenient to move.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a bearing structure is used in foundation ditch engineering construction, bearing structure is used in foundation ditch engineering construction includes:

the support box comprises a support box body and a support column, wherein an opening is formed in the bottom of the support box body, the support column is arranged in the support box body, and one end of the support column is connected with the opening;

the screw rod assembly comprises two groups of screw rods and connecting pieces, the screw rods are opposite in rotation direction, the two groups of screw rods are connected through the connecting pieces, and the screw rods are arranged on the supporting box body;

the extrusion block is in sliding connection with the screw rod through a nut, two groups of extrusion balls are arranged in the support column, the two sides of the support column are provided with notches, the extrusion block penetrates through the notches and is positioned between the two groups of extrusion balls, the size of the notches is matched with that of the extrusion block, and the diameter of the extrusion balls is larger than the width of the notches;

the elastic telescopic assembly comprises an upper telescopic assembly and a lower telescopic assembly, one end of the upper telescopic assembly is connected with the supporting box body, and the other end of the upper telescopic assembly is connected with the extrusion ball; one end of the lower telescopic component is connected with the extrusion ball, the other end of the lower telescopic component is provided with a lower connecting plate, the lower connecting plate is provided with a spring buckle component and a roller, and the spring buckle component is arranged on two sides of the lower connecting plate; the lower telescopic component further comprises a protruding block, the protruding block is arranged on the supporting column, and the protruding block is connected with the extrusion plate through a spring.

In one embodiment, the screw assembly further comprises bearing blocks and a driving motor, wherein the bearing blocks are installed at two ends of the screw, the driving motor is installed on the supporting box body, and the driving motor is connected with the screw.

In one embodiment, the upper telescoping assembly and the lower telescoping assembly each include a squeeze plate, the squeeze plate being connected to the squeeze bulb.

In one embodiment, the upper telescopic assembly and the lower telescopic assembly further comprise telescopic rods, one ends of the telescopic rods in the upper telescopic assembly are connected with the extrusion plates, the other ends of the telescopic rods in the upper telescopic assembly are connected with the supporting box body through upper connecting plates, one ends of the telescopic rods in the lower telescopic assembly are connected with the extrusion plates, and the other ends of the telescopic rods in the lower telescopic assembly are connected with the lower connecting plates.

In one embodiment, the telescopic rod is internally provided with a telescopic spring and a T-shaped rod, the telescopic spring is connected with the transverse end of the T-shaped rod, and the vertical end of the T-shaped rod is connected with the upper connecting plate and the lower connecting plate.

In one embodiment, the spring buckle assembly comprises a spring buckle, and a limiting block is arranged at one end of the spring buckle; the lower connecting plate is provided with a buckling groove matched with the spring buckle component, and the limiting block is connected with the inner wall of the buckling groove through a spring.

The above-mentioned one or more technical solutions in the embodiments of the present utility model at least have the following technical effects or advantages:

the supporting structure for foundation pit engineering construction provided by the embodiment of the utility model comprises a supporting box body, a supporting column, a screw rod assembly, an extrusion block, an extrusion ball, an elastic telescopic assembly and a roller. When the construction needs to be moved, the screw rod on the screw rod assembly rotates to drive the nut to rotate, so that the extrusion block slides on the screw rod, moves towards the direction close to the connecting piece, slowly penetrates into the notches at two sides of the supporting column, extrudes the extrusion balls at two sides of the extrusion block, extrudes the elastic telescopic components by the extrusion balls, and extrudes the upper connecting plate and the lower connecting plate respectively by the upper telescopic components and the lower telescopic components in the elastic telescopic components, so that the extrusion balls drive the elastic telescopic components and the lower connecting plate connected with the lower telescopic components to move together until the spring buckle components at two sides of the lower connecting plate are ejected and propped against the bottom panel of the supporting box body, and the rollers extend from the supporting column and are fixed at the bottom of the supporting box body, so that the movement of the supporting structure can be realized; after reaching the construction destination, remove the extrusion piece towards the direction of keeping away from the connecting piece through the lead screw subassembly, shift out the notch of support column both sides slowly for spring between lug and the stripper plate stretches the reset, and then makes the extrusion ball reset, drives the elastic expansion subassembly and resets, presses down the spring catch subassembly of connecting plate both sides afterwards, makes the spring catch subassembly shrink, thereby makes the lower connecting plate remove in the support column under the drive of flexible subassembly down, can accomplish the receipts on gyro wheel, realizes stable bearing structure. The foundation ditch for engineering bearing structure of this application compares in traditional bearing structure have convenient advantage of removing, drive the gyro wheel through setting up extrusion piece, extrusion ball and elastic expansion assembly and realize receiving and transferring, and set up the supporting box, set up the support column in the supporting box for still can realize receiving and transferring on the gyro wheel under the circumstances that guaranteeing bearing structure has sufficient holding power, thereby realize bearing structure can remove the effect at any time according to the engineering needs.

Drawings

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

FIG. 1 is a cross-sectional view of a foundation pit engineering construction support structure roller in an up-retracted state according to an embodiment of the present utility model;

fig. 2 is a cross-sectional view of a foundation pit engineering construction support structure roller in a lowered state according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a spring buckle assembly of a supporting structure for foundation pit engineering construction according to an embodiment of the present utility model.

Wherein, each reference sign is as follows:

1. supporting the box body; 2. a support column; 3. a screw assembly; 4. extruding a block; 5. extruding the ball; 7. a roller; 8. a spring catch assembly; 9. a telescopic rod; 11. an opening; 21. a notch; 31. a screw; 32. a connecting piece; 33. a driving motor; 34. a bearing seat; 41. a nut; 61. an upper telescoping assembly; 611. an upper connecting plate; 62. a lower telescoping assembly; 621. a lower connecting plate; 623. a buckle groove; 63. an extrusion plate; 81. a spring buckle; 82. a limiting block; 83. a spring; 91. a telescopic spring; 92. a T-shaped rod; 921. a lateral end; 922. and a vertical end.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 3, the embodiment of the application provides a supporting structure for foundation pit engineering construction, which comprises a supporting box body 1, a supporting column 2, a screw rod assembly 3, a squeezing block 4, a squeezing ball 5, an elastic telescopic assembly and a roller 7. The bottom of the supporting box body 1 is provided with an opening 11, the supporting column 2 is arranged in the supporting box body 1, and one end of the supporting column 2 is connected with the opening 11; the screw rod assembly 3 comprises two groups of screw rods 31 with opposite rotation directions and a connecting piece 32, the two groups of screw rods 31 are connected through the connecting piece 32, and the screw rods 31 are arranged on the supporting box body 1; the extrusion block 4 is in sliding connection with the screw 31 through the nut 41, two groups of extrusion balls 5 are arranged inside the support column 2, the two sides of the support column 2 are provided with the notch 21, the extrusion block 4 penetrates through the notch 21 and is positioned between the two groups of extrusion balls 5, the size of the notch 21 is matched with that of the extrusion block 4, and the diameter of the extrusion balls 5 is larger than the width of the notch 21; the elastic telescopic assembly comprises an upper telescopic assembly 61 and a lower telescopic assembly 62, one end of the upper telescopic assembly 61 is connected with the supporting box body 1, and the other end is connected with the extrusion ball 5; one end of the lower telescopic component 62 is connected with the extrusion ball 5, the other end is provided with a lower connecting plate 621, the lower connecting plate 621 is provided with a spring buckle component 8 and a roller 7, and the spring buckle component 8 is arranged at two sides of the lower connecting plate 621; the lower telescopic assembly 62 further comprises a protrusion 622, the protrusion 622 is arranged on the support column 2, and the protrusion 622 is connected with the pressing plate 63 through a spring.

The supporting structure for foundation pit engineering construction provided by the embodiment of the utility model comprises a supporting box body 1, a supporting column 2, a screw rod assembly 3, an extrusion block 4, an extrusion ball 5, an elastic telescopic assembly and a roller 7. When the construction needs to be moved, the screw 31 on the screw rod assembly 3 rotates to drive the nut 41 to rotate (two groups of screws 31 with opposite rotation directions are connected through the connecting piece 32, so that two extrusion blocks 4 which are slidably arranged on the two screws 31 move in opposite directions), the extrusion blocks 4 slide on the screws 31, the extrusion blocks 4 move towards the direction close to the connecting piece 32 and slowly penetrate into the notches 21 on two sides of the support column 2, the extrusion balls 5 on two sides of the extrusion blocks 4 are extruded, the extrusion balls 5 extrude the elastic telescopic assemblies, the upper and lower telescopic assemblies in the elastic telescopic assemblies respectively extrude the upper and lower connecting plates, and the extrusion balls 5 drive the elastic telescopic assemblies and the lower connecting plates 621 connected with the lower telescopic assemblies 62 to move together until the spring buckle assemblies 8 on two sides of the lower connecting plates 621 are ejected against the bottom panel of the support box 1, and the idler wheels 7 extend from the support column 2 and are fixed on the bottom of the support box 1, so that the movement of the support structure can be realized; after reaching the construction destination, the extrusion block 4 is moved towards the direction away from the connecting piece 32 through the screw rod assembly 3, and slowly moves out of the notch 21 at two sides of the support column 2, so that the spring between the convex block 622 and the extrusion plate 63 is stretched and reset, the extrusion ball 5 is reset, the elastic telescopic assembly is driven to reset, then the spring buckle assembly 8 at two sides of the lower connecting plate 621 is pressed, the spring buckle assembly 8 is contracted, the lower connecting plate 621 is driven by the lower telescopic assembly 62 to move towards the support column 2, the upward retraction of the roller 7 can be completed, and a stable supporting structure is realized. The foundation ditch for engineering bearing structure of this application compares in traditional bearing structure have convenient advantage of removing, drive gyro wheel 7 through setting up extrusion piece 4, extrusion ball 5 and elasticity flexible subassembly and realize receiving and transferring, and set up supporting box 1, set up support column 2 in supporting box 1 for still can realize receiving on the gyro wheel 7 and transferring under the circumstances that guaranteeing bearing structure has sufficient holding power, thereby realize bearing structure can remove the effect at any time as required according to the engineering.

In one embodiment, the two sets of protruding blocks 622 are disposed, the two sets of protruding blocks 622 are respectively fixed on the inner wall of the supporting column 2, and the two sets of protruding blocks 622 are connected with two ends of the pressing plate 63 through springs. The combination of the protrusion 622 and the pressing plate 63 forms an upward force so that the pressing ball 5 can be reset; the combination of the telescopic rod 9 and the lower connecting plate forms a downward force, so that the lower connecting plate can move downwards; the cooperation of the two groups of forces realizes the up-and-down retraction of the roller 7.

In one embodiment, a plurality of support columns 2 are arranged in the support box 1. Preferably, two support columns 2 are arranged in the support box body 1, the structures in the support columns 2 are identical, and the support force of the whole support structure is enhanced.

In one embodiment, the size of the slot 21 is adapted to the size of the squeeze bulb 4, and the diameter of the squeeze bulb 5 is greater than the width of the slot 21. The extrusion block 4 can enter the notch 21, and meanwhile, the extrusion ball 5 is prevented from falling out of the support column 2 from the notch 21, so that the use of the device is prevented from being influenced.

In one embodiment, the screw assembly 3 further includes a bearing housing 34 and a driving motor 33, the bearing housing 34 is installed at both ends of the screw 31, the driving motor 33 is installed on the supporting case 1, and the driving motor 33 is connected with the screw 31. The driving motor 33 is adopted to drive the screw rod to rotate, so that the screw rod is replaced by manual rotation, the operation is quick, the time and the labor are saved, and the working efficiency is improved.

In one embodiment, the upper and lower telescoping assemblies 61 and 62 each include a squeeze plate 63, the squeeze plates 63 being connected to the squeeze bulb 5. Because the squeeze bulb 5 is a sphere, if it is inconvenient to directly connect with the upper and lower telescopic components, the squeeze plate 63 is used for connecting the squeeze bulb 5 with the upper and lower telescopic components, and meanwhile, the contact area between the squeeze bulb 5 and the upper and lower telescopic components is increased, and the pressure is increased.

In one embodiment, the upper telescopic assembly 61 and the lower telescopic assembly 62 further comprise a telescopic rod 9, one end of the telescopic rod 9 in the upper telescopic assembly 61 is connected with the extrusion plate 63, the other end is connected with the supporting box body 1 through the upper connecting plate 611, one end of the telescopic rod 9 in the lower telescopic assembly 62 is connected with the extrusion plate 63, and the other end is connected with the lower connecting plate 621. The extrusion ball 5, the upper and lower telescopic components and the upper and lower connecting plates are fixedly connected together through the extrusion plate 63 and the upper and lower connecting plates to form a complete telescopic device, and large-area stress points are arranged among all the components to ensure the internal supporting force of the support column 2; and the extrusion plate 63 is extruded by the extrusion ball 5 to drive the lower telescopic assembly to stretch and retract, so that the lower connecting plate 621 is driven to move up and down, and the roller 7 is retracted up and down.

In one embodiment, the telescopic rod 9 is internally provided with a telescopic spring 91 and a T-shaped rod 92, the telescopic spring 91 is connected with the transverse end 921 of the T-shaped rod 92, and the vertical end 922 of the T-shaped rod 92 is connected with the upper connecting plate 611 and the lower connecting plate 621. The transverse end 921 of the T-shaped rod 92 is arranged in the telescopic rod 9 and is connected with the telescopic spring 91, the lower end of the telescopic rod 9 is provided with an orifice, the orifice is matched with the vertical end 922 of the T-shaped rod 92, the vertical end 922 of the T-shaped rod 92 penetrates through the orifice to be connected with the upper connecting plate and the lower connecting plate, and accordingly a telescopic structure with supporting force is formed, and bending deformation of the spring in the stress process is avoided.

In one embodiment, the latch assembly 8 includes a latch 81, and a stopper 82 is disposed at one end of the latch 81; the lower connecting plate 621 is provided with a buckling groove 623 matched with the spring buckle component 8, and the limiting block 82 is connected with the inner wall of the buckling groove 623 through a spring 83. When the roller 7 is lowered, the lower connecting plate 621 is extruded to move downwards, and when the lower connecting plate 621 extends out of the support column 2 and exceeds the bottom of the supporting box 1, the spring buckle 81 is ejected from the buckling groove 623 under the action of the spring 83 and is abutted against the bottom of the supporting box 1, so that the roller 7 can be fixed at the bottom of the supporting box 1; when the roller 7 is retracted into the support column 2, the spring catch 81 is pressed into the catch groove 623, so that the roller 7 can be smoothly retracted; the stopper 82 is disposed inside the locking groove 623, so as to prevent the spring 83 from excessively extending out of the locking groove, thereby disabling the action of the spring catch 81.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. The utility model provides a bearing structure is used in foundation ditch engineering construction, its characterized in that, bearing structure is used in foundation ditch engineering construction includes:

the support box comprises a support box body (1) and a support column (2), wherein an opening (11) is formed in the bottom of the support box body (1), the support column (2) is arranged inside the support box body (1), and one end of the support column (2) is connected with the opening (11);

the screw rod assembly (3), the screw rod assembly (3) comprises two groups of screw rods (31) with opposite rotation directions and a connecting piece (32), the two groups of screw rods (31) are connected through the connecting piece (32), and the screw rods (31) are arranged on the supporting box body (1);

the extrusion block (4), extrusion block (4) pass through nut (41) with screw rod (31) sliding connection, be equipped with two sets of extrusion balls (5) inside support column (2), just notch (21) have been seted up to support column (2) both sides, extrusion block (4) run through notch (21) are located two sets of between extrusion balls (5), just the size of notch (21) with the size looks adaptation of extrusion block (4), the diameter of extrusion ball (5) is greater than the width of notch (21);

the elastic telescopic assembly comprises an upper telescopic assembly (61) and a lower telescopic assembly (62), one end of the upper telescopic assembly (61) is connected with the supporting box body (1), and the other end of the upper telescopic assembly is connected with the extrusion ball (5); one end of the lower telescopic component (62) is connected with the extrusion ball (5), the other end of the lower telescopic component is provided with a lower connecting plate (621), the lower connecting plate (621) is provided with a spring buckle component (8) and a roller (7), and the spring buckle component (8) is arranged at two sides of the lower connecting plate (621); the lower telescopic component (62) further comprises a protruding block (622), the protruding block (622) is arranged on the supporting column (2), and the protruding block (622) is connected with the extrusion plate (63) through a spring.

2. The support structure for foundation pit engineering construction according to claim 1, wherein the screw rod assembly (3) further comprises a bearing block (34) and a driving motor (33), the bearing block (34) is installed at both ends of the screw rod (31), the driving motor (33) is installed on the support box body (1), and the driving motor (33) is connected with the screw rod (31).

3. The foundation pit engineering construction support structure according to claim 1, wherein the upper telescopic assembly (61) and the lower telescopic assembly (62) each comprise a squeeze plate (63), and the squeeze plates (63) are connected with the squeeze balls (5).

4. The foundation pit engineering construction support structure according to claim 1, wherein the upper telescopic assembly (61) and the lower telescopic assembly (62) further comprise telescopic rods (9), one ends of the telescopic rods (9) in the upper telescopic assembly (61) are connected with the extrusion plates (63), the other ends of the telescopic rods are connected with the supporting box body (1) through upper connecting plates (611), one ends of the telescopic rods (9) in the lower telescopic assembly (62) are connected with the extrusion plates (63), and the other ends of the telescopic rods are connected with the lower connecting plates (621).

5. The foundation pit engineering construction support structure according to claim 4, wherein a telescopic spring (91) and a T-shaped rod (92) are arranged inside the telescopic rod (9), the telescopic spring (91) is connected with a transverse end (921) of the T-shaped rod (92), and a vertical end (922) of the T-shaped rod (92) is connected with the upper connecting plate (611) and the lower connecting plate (621).

6. The support structure for foundation pit engineering construction according to claim 1, wherein the spring buckle assembly (8) comprises a spring buckle (81), and a limiting block (82) is arranged at one end of the spring buckle (81); the lower connecting plate (621) is provided with a buckling groove (623) matched with the spring buckle assembly (8), and the limiting block (82) is connected with the inner wall of the buckling groove (623) through a spring (83).