Deep foundation pit supporting steel pipe stand column fixing device

Abstract

The utility model discloses a deep foundation pit supporting steel pipe stand column fixing device which comprises a base, hydraulic cylinders, a supporting plate, a fixing frame, a clamping mechanism, an adjusting mechanism, a lifting mechanism and universal wheels. The hydraulic cylinders are fixedly connected to the two sides of the front end and the two sides of the rear end of the upper portion of the base, and the supporting plate is fixedly connected to the upper ends of the hydraulic cylinders; the clamping mechanism is arranged between the supporting plate and the fixing frame, and the lifting mechanisms are arranged on the two sides, the front end and the rear end of the base. Compared with the prior art, the device has the advantages that the adjusting mechanism is arranged to drive the fixing frame to rotate automatically, when the clamping mechanism is arranged to enable the fixing frame to rotate clockwise, the sliding sleeve drives the three connecting rods to rotate anticlockwise synchronously around the fixing block, the three clamping wheels are controlled to be close to one another, and clamping is achieved. Similarly, when the fixing frame rotates anticlockwise, the three clamping wheels are controlled to be far away from one another, so that the clamping wheels can be adjusted according to the diameter of the steel pipe stand column.

Description

TECHNICAL FIELD

[0001] The utility model relates to deep foundation pit construction technical field, specifically point to a kind of deep foundation pit support steel pipe stand fixing device. BACKGROUND

[0002] Deep foundation pit support refers to the safety of underground structure construction and the surrounding environment of foundation pit, the measures of supporting, reinforcing and protecting the deep foundation pit side wall and the surrounding environment, steel pipe stand is usually used in the process of deep foundation pit support, and fixing device is used to ensure the stability during installation in the process of steel pipe stand installation.

[0003] The deep foundation pit support steel pipe stand fixing device disclosed in publication No. CN220184036U is simple in structure, effectively temporarily fixes the stand pile with a simple device, provides a working surface for the connection of the next stand pipe and the stand pipe, can be connected multiple times until the connection is completed, greatly reduces the construction difficulty, improves the construction precision and efficiency, but the existing technology still has defects:

[0004] 1. The first gap and the second gap of the existing technology are connected to form a circular hole with fixed size, which can only fix a single type of steel pipe stand, cannot be adjusted according to the diameter of different steel pipe stands, has low practicability, and can only clamp and fix the bottom of the steel pipe stand, cannot be adjusted up and down according to the height of the steel pipe stand, and has poor stability.

[0005] 2. The existing technology only has a lifting ring on the base, so additional lifting equipment and steel cables are needed to realize the carrying and moving of the equipment, which is time-consuming and laborious. UTILITY MODEL CONTENTS

[0006] The technical problem to be solved by the utility model is to solve the above problems, and provide a deep foundation pit support steel pipe stand fixing device.

[0007] To solve the above technical problems, the utility model provides a technical scheme: a deep foundation pit support steel pipe stand fixing device, comprising:

[0008] A base is provided, which is circular in shape and has a circular through hole one in the middle;

[0009] A hydraulic cylinder is fixedly connected to the upper front end and the rear end of the base;

[0010] A support plate is fixedly connected to the upper end of the hydraulic cylinder, and a through hole two with the same size as the through hole one is formed in the middle of the support plate;

[0011] A fixing frame is fixedly connected to the upper part of the support plate near the through hole two;

[0012] The fixed frame side wall is provided with three evenly arranged movable grooves;

[0013] The clamping mechanism is arranged between the support plate and the fixed frame, and comprises a fixed block, a connecting rod, a sliding sleeve and a clamping wheel.

[0014] The adjusting mechanism is arranged between the support plate and the fixed frame.

[0015] The lifting mechanism is arranged on both sides and the front and rear ends of the base.

[0016] The universal wheel is arranged at the lower part of the lifting mechanism.

[0017] As an improvement, the adjusting mechanism comprises:

[0018] The rotating ring is fixedly connected to the middle of the lower part of the fixed frame.

[0019] The rotating groove is arranged on the upper part of the support plate corresponding to the rotating ring.

[0020] The vortex ring is fixedly connected to the lower part of the outer side of the fixed frame.

[0021] The mounting seat is fixedly connected to the upper front end of the support plate.

[0022] The worm is rotatably connected to the inside of the mounting seat.

[0023] The motor is fixedly connected to one side of the outside of the mounting seat, and the output end is fixedly connected to the worm.

[0024] As an improvement, the inside bottom end of the rotating groove is provided with a plurality of evenly arranged mounting grooves, and the inside of the mounting groove is clamped with a ball.

[0025] As an improvement, the lifting mechanism comprises:

[0026] The storage bin is arranged on both sides and the front and rear ends of the bottom of the base.

[0027] The movable plate is arranged inside the storage bin, and the universal wheel is fixedly connected to the lower end of the movable plate.

[0028] A screw rod is connected to the upper end of the movable plate, penetrates through the base and extends to the outside of the base, and is threadedly connected with the base.

[0029] A knob is fixedly connected to the upper end of the screw rod.

[0030] As an improvement, limit grooves are formed on both sides of the storage bin, and limit plates are fixedly connected to both sides of the movable plate and matched with the limit grooves.

[0031] Compared with the prior art, the utility model has the advantages that: 1, the utility model sets up adjusting mechanism through rotating groove, rotating ring, installation groove and ball cooperation, makes fixed frame can rotate freely on support plate upper portion, sets up vortex ring on support frame outside lower end, sets up mounting seat, motor and worm on support plate upper portion front end, drives worm rotation through motor, makes vortex ring meshing worm rotate, thereby drives fixed frame automatic rotation, simultaneously sets up clamping mechanism through connecting rod rotation connection in fixed block upper portion, sliding sleeve rotation connection in movable groove inside, connecting rod inserts in sliding sleeve inside, connecting rod one end close to each other sets up clamping wheel, makes fixed frame clockwise rotation, sliding sleeve drives three connecting rods make anticlockwise rotation around fixed block simultaneously, thereby controls three clamping wheels close to each other, same reason is contrary fixed frame anticlockwise rotation controls three clamping wheels far away from each other, therefore when different size steel pipe column is placed into middle through hole two inside, clamping wheel can adjust according to steel pipe column diameter, and the adaptation degree is high, and the practicality is good.

[0032] 2, the utility model discloses a support plate bottom is provided with four hydraulic cylinders, and the lower end of the hydraulic cylinder is provided with a circular truncated cone-shaped base, and the volume of the base is greater than that of the support plate, so that good stability is maintained, and the hydraulic cylinder can drive the support plate to move up and down, so that the clamping mechanism can be adjusted according to the height of different steel pipe columns, and the adaptability is good.

[0033] 3, the utility model sets up lifting mechanism through screwing knob and drives screw rod rotation, and cooperates movable plate, limit plate and limit groove to drive movable plate to move up and down, so that the universal wheel can be extended outside the storage bin to drive the equipment to move when the transfer equipment is transferred, and the universal wheel is retracted into the storage bin when not in use, so that the base is in contact with the ground, and stability is maintained. ACCURACY OF DRAWINGS

[0034] Figure 1 It is a three-dimensional schematic view of the deep foundation pit support steel pipe column fixing device.

[0035] Figure 2 It is a partial structure diagram of the deep foundation pit support steel pipe column fixing device. Figure 1 .

[0036] Figure 3Part structure diagram of deep foundation pit support steel pipe stand column fixing device Figure 2 .

[0037] Figure 4 Main view sectional structure diagram of deep foundation pit support steel pipe stand column fixing device.

[0038] Figure 5 A enlarged view of deep foundation pit support steel pipe stand column fixing device.

[0039] As shown in the figure: 1, base; 2, hydraulic cylinder; 3, support plate; 4, fixed frame; 5, movable groove; 6, clamping mechanism; 6.1, fixed block; 6.2, connecting rod; 6.3, sliding sleeve; 6.4, clamping wheel; 7, adjusting mechanism; 7.1, rotating ring; 7.2, rotating groove; 7.3, vortex ring; 7.4, mounting seat; 7.5, worm; 7.6, motor; 7.7, mounting groove; 7.8, ball; 8, lifting mechanism; 8.1, storage bin; 8.2, movable plate; 8.3, screw rod; 8.4, knob; 8.5, limiting groove; 8.6, limiting plate; 9, universal wheel. DETAILED DESCRIPTION

[0040] The utility model makes further detailed description in combination with the drawings.

[0041] In combination with the drawings Figure 1 , the utility model sets up base 1, base 1 is circular truncated cone shape, has good stability, and it is not easy to occur to incline, and the middle is provided with the circular through hole one, is used for placing the bottom end of steel pipe stand column, and the upper portion front end both sides and rear end both sides of base 1 are fixedly connected with hydraulic cylinder 2, and the upper end of hydraulic cylinder 2 is fixedly connected with the circular support plate 3, and the inside middle of support plate 3 is provided with the through hole two of same size with through hole one, is used for placing steel pipe stand column, and the diameter size of base 1 is greater than support plate 3, keeps stable, and hydraulic cylinder 2 can drive support plate 3 to do lifting motion, to make clamping mechanism 6 adjust according to the height of different steel pipe stand column, more stably fixed steel pipe stand column, and hydraulic cylinder 2 is connected with external hydraulic system, since hydraulic system belongs to the public common knowledge of the art, and it does not belong to the improvement technical point of the present application, therefore does not repeat here.

[0042] In combination with the drawings Figure 2 , the drawings Figure 3 and the drawings Figure 4The annular fixing frame 4 is fixedly connected to the upper part of the support plate 3 near the second through hole, the side wall of the fixing frame 4 is provided with three evenly arranged movable grooves 5, the movable grooves 5 are arc-shaped and have the same length, the adjusting mechanism 7 is arranged between the support plate 3 and the fixing frame 4 and comprises a rotating ring 7.1, a rotating groove 7.2, a vortex ring 7.3, a mounting seat 7.4, a worm 7.5, a motor 7.6, a mounting groove 7.7 and a ball 7.8, the rotating ring 7.1 is fixedly connected to the lower part of the fixing frame 4, the upper part of the support plate 3 is provided with a corresponding rotating groove 7.2 corresponding to the rotating ring 7.1, so that the rotating ring 7.1 can be clamped in the rotating groove 7.2, a plurality of evenly arranged mounting grooves 7.7 are arranged in the bottom end of the rotating groove 7.2, the ball 7.8 is clamped in the mounting groove 7.7, the upper edge of the mounting groove 7.7 is higher than the center of the ball 7.8, so that the ball 7.8 cannot fall off, and there is a gap between the ball 7.8 and the mounting groove 7.7, so that the ball 7.8 can rotate freely in the mounting groove 7.7, the upper end of the ball 7.8 is in contact with the bottom of the rotating ring 7.1, so that the fixing frame 4 can rotate together with the ball 7.8 and the rotating ring 7.1.

[0043] The vortex ring 7.3 is fixedly connected to the outer lower part of the fixing frame 4, the mounting seat 7.4 is fixedly connected to the upper part of the support plate 3, the worm 7.5 is rotatably connected to the inside of the mounting seat 7.4, the worm 7.5 is engaged with the vortex ring 7.3, the motor 7.6 is fixedly connected to one side of the outside of the mounting seat 7.4, the motor 7.6 is a bidirectional rotating speed reducer, the output end of the motor 7.6 is fixedly connected with the worm 7.5, the worm 7.5 is driven by the motor 7.6, the vortex ring 7.3 is engaged with the worm 7.5 to drive the fixing frame 4 to rotate automatically.

[0044] The clamping mechanism 6 is arranged between the support plate 3 and the fixing frame 4 and comprises a fixed block 6.1, a connecting rod 6.2, a sliding sleeve 6.3 and a clamping wheel 6.4, the three fixed blocks 6.1 are evenly arranged on the upper part of the support plate 3 away from the fixing frame 4, the upper end of the fixed block 6.1 is rotatably connected with the connecting rod 6.2, the connecting rod 6.2 is provided with a notch at the end close to each other and is located in different movable grooves 5, the notch is rotatably connected with the clamping wheel 6.4, the sliding sleeve 6.3 is sleeved on the outside of the connecting rod 6.2, the sliding sleeve 6.3 is arranged at one end in the movable groove 5 and is rotatably connected with the upper and lower walls of the movable groove 5 on the outside, when the fixing frame 4 rotates clockwise, the sliding sleeve 6.3 drives the three connecting rods 6.2 to rotate counterclockwise synchronously around the fixed block 6.1 under the action of the connecting rod, so as to control the three clamping wheels 6.4 to move close to each other, and the same applies to the reverse, when the fixing frame 4 rotates counterclockwise, the three clamping wheels 6.4 are controlled to move away from each other, so when the steel pipe columns of different sizes are put into the second through hole in the middle, the clamping wheels 6.4 can be adjusted and clamped according to the diameter of the steel pipe column, the clamping wheels 6.4 can rotate and also facilitate the rotation adjustment of the steel pipe column during installation and splicing.

[0045] The combination of theFigure 4 Lifting mechanisms 8 are arranged on both sides and front and rear ends of the base 1, including storage bins 8.1, movable plates 8.2, lead screws 8.3, knobs 8.4, and storage bins 8.1 are arranged on both sides and front and rear ends of the bottom of the base 1, the movable plates 8.2 are arranged inside the storage bins 8.1, the movable plates 8.2 can move up and down along the storage bins 8.1, universal wheels 9 are fixedly connected to the lower ends of the movable plates 8.2, the length of the storage bins 8.1 is greater than the length of the movable plates 8.2 plus the universal wheels 9, so that the universal wheels 9 can be stored inside the storage bins 8.1, the lead screws 8.3 are rotatably connected to the upper ends of the movable plates 8.2 through bearings, the lead screws 8.3 penetrate through the base 1 and extend to the outside of the base 1, the lead screws 8.3 are threadedly connected between the base 1, limit grooves 8.5 are arranged on both sides of the upper end of the lead screw 8.3, limit plates 8.6 are fixedly connected to both sides of the movable plate 8.2, the limit plates 8.6 are matched with the limit grooves 8.5, the lead screw 8.3 is driven to rotate by rotating the knob 8.4, the movable plate 8.2 can be driven to move up and down, so that the universal wheel 9 can be extended outside the storage bin 8.1 to drive the equipment to move when the transfer equipment is used, and the universal wheel 9 is retracted into the storage bin 8.1 when not in use, so that the base 1 is in contact with the ground, and stability is maintained.

[0046] In specific implementation, as shown in the drawings, Figure 1 The knob 8.4 drives the universal wheel 9 to extend outside the storage bin 8.1 through the lifting mechanism 8 to drive the equipment to move to the steel pipe column mounting and splicing position, the knob 8.4 is reversely rotated to retract the universal wheel 9 into the storage bin 8.1 to make the base 1 in contact with the ground, the steel pipe column is placed between the base 1 and the support plate 3 through the through hole one and the through hole two, the support plate 3 is adjusted to an appropriate height by starting the hydraulic cylinder 2 according to the height of the steel pipe column, the fixed frame 4 is driven to rotate clockwise by the motor 7.6 through the adjusting mechanism 7, the three connecting rods 6.2 are driven to synchronously rotate counterclockwise around the fixed block 6.1 under the action of the connecting rod, so that the three clamping wheels 6.4 are controlled to move close to each other, and the steel pipe column is clamped and fixed.

[0047] The electrical components appearing in this document are all connected with the main controller and 220V mains electricity, and the main controller can be a conventional known device such as a computer for control, and the detailed description of known functions and known components is omitted in the specific implementation manner of the present disclosure. In order to ensure the compatibility of the equipment, the operation means adopted are consistent with the parameters of the market appliances.

[0048] The above has described the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A fixing device for steel pipe columns used in deep foundation pit support, characterized in that, include: The base (1) is in the shape of a frustum and has a circular through hole in the middle; Hydraulic cylinder (2), which is fixedly connected to the front and rear sides of the upper part of the base (1); Support plate (3), the support plate (3) is fixedly connected to the upper end of the hydraulic cylinder (2), and a through hole two of the same size as through hole one is opened in the middle of the inside; The fixing frame (4) is fixedly connected to the upper part of the support plate (3) near the two through holes; The fixed frame (4) has three evenly distributed movable grooves (5) on its side wall; The clamping mechanism (6) is located between the support plate (3) and the fixed frame (4), and includes a fixed block (6.1), a connecting rod (6.2), a sliding sleeve (6.3), and a clamping wheel (6.4). Three fixed blocks (6.1) are evenly arranged around the upper part of the support plate (3) away from the fixed frame (4). The connecting rod (6.2) is rotatably connected to the upper end of the fixed block (6.1). The connecting rod (6.2) has slots at one end close to each other and is located in different movable slots (5). The sliding sleeve (6.3) is sleeved on the middle of the outside of the connecting rod (6.2). The sliding sleeve (6.3) is located at one end inside the movable slot (5), and its upper and lower sides are rotatably connected to the upper and lower walls of the movable slot (5) respectively. The clamping wheel (6.4) is rotatably connected to the slots at one end close to each other of the connecting rod (6.2). Adjustment mechanism (7), which is disposed between support plate (3) and fixed frame (4); Lifting mechanism (8), which is provided on both sides and front and rear ends of the base (1); The caster wheel (9) is located at the lower part of the lifting mechanism (8).

2. The deep foundation pit support steel pipe column fixing device according to claim 1, characterized in that, The adjustment mechanism (7) includes: Rotating ring (7.1), the rotating ring (7.1) is fixedly connected to the middle of the lower part of the fixed frame (4); A rotating groove (7.2) is provided on the upper part of the support plate (3) corresponding to the rotating ring (7.1), and the rotating ring (7.1) is adapted to the rotating groove (7.2); The vortex ring (7.3) is fixedly connected to the lower outer side of the fixing frame (4); Mounting base (7.4), which is fixedly connected to the upper front end of the support plate (3); A worm gear (7.5) is rotatably connected inside a mounting base (7.4), and the worm gear (7.5) meshes with a worm ring (7.3); The motor (7.6) is fixedly connected to the outside of the mounting base (7.4), and its output end is fixedly connected to the worm gear (7.5).

3. The deep foundation pit support steel pipe column fixing device according to claim 2, characterized in that: The bottom of the rotating groove (7.2) is provided with several uniformly arranged mounting grooves (7.7), and a ball (7.8) is engaged inside the mounting groove (7.7). The upper end of the ball (7.8) is in contact with the bottom of the rotating ring (7.1).

4. The deep foundation pit support steel pipe column fixing device according to claim 1, characterized in that: The lifting mechanism (8) includes: Storage compartment (8.1), wherein the storage compartment (8.1) is located on both sides of the bottom and the front and rear ends of the base (1); Movable plate (8.2), the movable plate (8.2) is set inside the storage compartment (8.1), and the caster wheel (9) is fixedly connected to the lower end of the movable plate (8.2); A lead screw (8.3) is bearing-connected to the upper end of a movable plate (8.2). The lead screw (8.3) passes through the base (1) and extends to the outside of the base (1). The lead screw (8.3) is threadedly connected to the base (1). A knob (8.4) is fixedly connected to the upper end of a lead screw (8.3).

5. A deep foundation pit support steel pipe column fixing device according to claim 4, characterized in that: The storage compartment (8.1) has limiting grooves (8.5) on both sides, and the movable plate (8.2) is fixedly connected to limiting plates (8.6) on both sides, and the limiting plates (8.6) are adapted to the limiting grooves (8.5).

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