CN219240601U - Open caisson construction device suitable for flowing plastic soft soil foundation - Google Patents

Abstract

The utility model discloses an open caisson construction device suitable for a plastic-flowing soft soil foundation, and relates to the field of open caisson construction, comprising a fixed top plate, wherein a lifting mechanism is arranged at the top end of the fixed top plate; the fixed rack bars are arranged on two sides of the bottom end of the fixed top plate, the middle part of the bottom end of the fixed top plate is provided with a movable slat, and the front end and the rear end of the two sides of the bottom end of the movable slat are provided with at least four fixed hook heads; this open caisson construction equipment suitable for flowing plastic form weak soil foundation will drive stable slide bar and slide in stable sliding sleeve inside through moving the slat when removing, through the cooperation of stable slide bar and stable sliding sleeve use, the stability when increasing to remove slat and wall of a well and transfer to and play the effect of direction, further increase wall of a well transfer stability, the inside foundation ditch is collided when preventing that the wall of a well from transferring, makes the wall of a well take place to rock the stability when influencing transfer.

Description

Open caisson construction device suitable for flowing plastic soft soil foundation

Technical Field

The utility model relates to an open caisson construction technology, in particular to an open caisson construction device suitable for a flowing plastic soft soil foundation.

Background

The open caisson construction is generally used when constructing foundation construction enclosure devices such as large-scale pier's foundation ditch, sewage pump station, type equipment foundation, people's air defense shelter, when flowing the shaping weak soil foundation use, because the foundation soil property is softer when carrying out the wall of a well decline construction, if because the soil property reason leads to lifting device to take place the skew, can make wall of a well collide all around with foundation ditch inside, make foundation ditch inside all around soil layer take place the landing, and accumulate in foundation ditch inside bottom, need lift up the wall of a well again, handle foundation ditch inside again, not only influence the progress of construction, and because the condition of weak soil foundation, the condition that can also take place the slope to collapse causes the incident when taking place the slope.

Disclosure of Invention

The utility model aims to provide an open caisson construction device suitable for a flowing plastic soft soil foundation, so as to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the open caisson construction device suitable for the plastic-flowing soft soil foundation comprises a fixed top plate, wherein a lifting mechanism is arranged at the top end of the fixed top plate;

the fixed rack bars are arranged on two sides of the bottom end of the fixed top plate, the middle part of the bottom end of the fixed top plate is provided with a movable slat, and the front end and the rear end of the two sides of the bottom end of the movable slat are provided with at least four fixed hook heads;

the fixed bottom strips are respectively arranged at the bottom ends of the fixed hack levers, and the middle parts of the upper ends of the fixed bottom strips are respectively provided with a movable stabilizing mechanism;

the stabilizing bottom plate is arranged on at least two sides of the stabilizing bottom plate and is arranged at the lower end of one side opposite to the fixed bottom strips on two sides of the stabilizing bottom plate, and the stabilizing bottom plate is of a rectangular structure.

Further, elevating system includes fixed frame, single-phase motor, stay cord and collection roller, fixed frame passes through the bolt to be installed in fixed roof top middle part, and is at least two single-phase motor passes through the mount pad to be installed at inside right side front end and the rear end of fixed frame, single-phase motor left side and the equal movable mounting in inside left side of fixed frame have the collection roller, the outside stay cord that has all twined of collection roller, the stay cord all passes fixed roof and removes slat top contact in the one end of keeping away from the collection roller, single-phase motor installs the switch.

Further, fixed roof is rectangular structure, movable round mouth has been seted up at fixed roof middle part, the frame lid is installed through the bolt to fixed frame upper end, fixed sill bar all is rectangular structure, fixed ring is all installed through the bolt to fixed sill bar front end and rear end, at least two fastening pull rods are all installed to fixed sill bar's front side and rear side, fastening pull rod both ends all dock with the gomphosis of fixed ring inside.

Further, the front side and the rear side of the top end of the movable slat are provided with the stable sliding rods through bolts, the relative positions of the front end and the rear end of the fixed top plate, which are positioned on the stable sliding rods, are provided with the circular mounting openings, the inside of each circular mounting opening is provided with the stable sliding sleeve, and the stable sliding rods penetrate through the inside of the stable sliding sleeve.

Further, the movable stabilizing mechanism comprises a movable sliding groove and a movable sliding block, wherein the movable sliding groove is formed in the upper end of the fixed bottom strip, at least four movable sliding blocks are mounted on the front side and the rear side of the bottom end of the fixed hack lever on two sides through bolts, and the movable sliding blocks are in sliding connection with the inside of the movable sliding groove.

Further, the cross sections of the movable sliding blocks and the movable sliding grooves are of convex structures, shackles are mounted in the middle of the rear side of the fixed frame rod, and a plurality of positioning round openings are formed in the stable bottom plate at equal intervals.

Compared with the prior art, the open caisson construction device suitable for the flowing plastic soft soil foundation,

1. when the open caisson is constructed, the fixed bottom strips are firstly arranged on two sides of a foundation pit, then the fixed hack lever and the fixed top plate are moved to the upper end of a well wall placed on the ground through the movable sliding blocks and the movable sliding grooves, then the single-phase motor is started to drive the collecting roller to rotate in a descending mode, so that the pull ropes loose and descend the movable lath, the fixed hack lever and the fixed top plate are fixed in a contact mode with the well wall, the well wall is lifted and connected with an external traction mechanism through a shackle, the fixed hack lever and the fixed top plate are pulled to move to one side of the foundation pit, the lifted well wall is driven to move to one side of the foundation pit, the well wall is lowered into the foundation pit when the lifted well wall moves to the upper end of the foundation pit, the contact area between the fixed hack lever and the ground is increased through the stable bottom plate during construction, meanwhile, the nail rods penetrate through the positioning circular opening and are inserted into the ground, the stable bottom plate, stability during use is improved, inclination in the descending process is prevented, and if the firmness of the installation with the ground is not high enough, is even under the condition that safety accident occurs, when in the descending, the well wall and the surrounding and the foundation pit, when in the foundation, is in the side, is left, is required to be collapsed, and construction is further, the construction is influenced;

2. the utility model can drive the stable slide bar to slide in the stable slide sleeve when the movable slat moves, and the stability of the movable slat and the well wall during lowering is increased and the guiding function is realized by the cooperation of the stable slide bar and the stable slide sleeve, so that the stability of the well wall during lowering is further increased, the well wall is prevented from being collided in a foundation pit during lowering, and the stability of the well wall during lowering is influenced by shaking.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic view of an overall three-dimensional structure according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of an internal section of a fixing frame according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of a section of a fixed bottom bar and a movable slider according to an embodiment of the present utility model;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1 according to an embodiment of the present utility model.

Reference numerals illustrate:

1. fixing the bottom strip; 2. stabilizing the bottom plate; 3. positioning a round opening; 4. a fixing rack rod; 5. fastening the pull rod; 6. a movement stabilizing mechanism; 601. moving the chute; 602. moving the slide block; 7. fixing the hook head; 8. moving the lath; 9. a lifting mechanism; 901. a fixed frame; 902. a single-phase motor; 903. a pull rope; 904. a collection roller; 10. fixing the top plate; 11. a stabilizing slide bar; 12. and a fixing ring.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 4, an open caisson construction device suitable for a plastic-flowing soft soil foundation comprises a fixed top plate 10, wherein a lifting mechanism 9 is arranged at the top end of the fixed top plate 10;

the fixed hack lever 4, at least two fixed hack levers 4 are installed on both sides of the bottom end of the fixed top plate 10, the middle part of the bottom end of the fixed top plate 10 is provided with the movable slat 8, and at least four fixed hook heads 7 are installed on the front end and the rear end of both sides of the bottom end of the movable slat 8;

the fixed bottom strips 1, at least two fixed bottom strips 1 are respectively arranged at the bottom ends of the fixed hack levers 4, and the middle parts of the upper ends of the fixed bottom strips 1 are respectively provided with a movable stabilizing mechanism 6;

the stabilizing bottom plates 2 are arranged at the lower ends of the opposite sides of the fixed bottom strips 1 on the two sides, and the stabilizing bottom plates 2 are of rectangular structures;

the lifting mechanism 9 comprises a fixed frame 901, single-phase motors 902, pull ropes 903 and collecting rollers 904, wherein the fixed frame 901 is arranged in the middle of the top end of a fixed top plate 10 through bolts, at least two single-phase motors 902 are arranged at the front end and the rear end of the right side inside the fixed frame 901 through mounting seats, the collecting rollers 904 are movably arranged on the left side of the single-phase motors 902 and the left side inside the fixed frame 901, the pull ropes 903 are wound on the outer parts of the collecting rollers 904, the pull ropes 903 penetrate through the fixed top plate 10 at one end far away from the collecting rollers 904 and are in contact with the top end of a movable slat 8, and a switch is arranged on the single-phase motor 902;

the fixed top plate 10 is of a rectangular structure, a movable round opening is formed in the middle of the fixed top plate 10, a frame cover is mounted at the upper end of the fixed frame 901 through bolts, the fixed bottom strip 1 is of a rectangular structure, the front end and the rear end of the fixed bottom strip 1 are both provided with a fixed ring 12 through bolts, at least two fastening pull rods 5 are mounted on the front side and the rear side of the fixed bottom strip 1, and two ends of each fastening pull rod 5 are embedded and butted with the inside of the fixed ring 12;

the front side and the rear side of the top end of the movable slat 8 are respectively provided with a stable sliding rod 11 through bolts, the front end and the rear end of the fixed top plate 10 are positioned at the opposite positions of the stable sliding rods 11, the inside of each circular mounting opening is provided with a stable sliding sleeve, the stable sliding rods 11 penetrate through the inside of each stable sliding sleeve, so that when the movable slat 8 moves, the stable sliding rods 11 can be driven to slide in the stable sliding sleeves, the stability of the movable slat 8 and the stability of the well wall during lowering are improved through the matched use of the stable sliding rods 11 and the stable sliding sleeves, the guiding function is achieved, the stability of the well wall during lowering is further improved, the situation that the well wall collides into a foundation pit during lowering is prevented, and the stability of the well wall during lowering is affected by shaking is caused;

the movable stabilizing mechanism 6 comprises a movable chute 601 and movable slide blocks 602, wherein the movable chute 601 is formed at the upper end of the fixed bottom strip 1, at least four movable slide blocks 602 are arranged at the front side and the rear side of the bottom end of the fixed hack lever 4 at the two sides through bolts, and the movable slide blocks 602 are in sliding connection with the inside of the movable chute 601, so that when the fixed hack lever 4 moves, the movable slide blocks 602 are driven to slide in the movable chute 601, and the stability and the flexibility of the movement of the fixed hack lever 4 are improved;

remove slider 602 and remove spout 601 cross-section and all are protruding structure, the shackle is all installed at fixed hack lever 4 rear side middle part, a plurality of location circle mouth 3 has been seted up to the inside equidistance of stable bottom plate 2, when carrying out the open caisson construction, increase the area of contact with ground through stable bottom plate 2 like this, insert the ground the inside through location circle mouth 3 to the nail pole simultaneously, and carry out spacing fixedly to stable bottom plate 2, fixed bottom strip 1 and fixed hack lever 4, the steadiness when increasing the use, prevent to take place the slope at the in-process of letting down the wall of a well, if when not enough with the fastness of ground contact installation, can take place the condition of collapse emergence incident even.

Working principle: during open caisson construction, firstly, the fixed bottom strips 1 are installed on two sides of a foundation pit, then the fixed hack lever 4 and the fixed top plate 10 are moved to the upper end of a well wall placed on the ground through the movable sliding blocks 602 and the movable sliding grooves 601, then the single-phase motor 902 is started to drive the collecting roller 904 to rotate, so that the pull ropes 903 are loosened to lower the movable slat 8, the fixed bottom strips 7 are fixedly contacted with the well wall, the single-phase motor 902 is started to drive the collecting roller 904 to rotate, the pull ropes 903 are collected, the movable slat 8 and the fixed hook 7 are driven to move upwards, the well wall is driven to move upwards, the fixed hack lever 4 and the fixed top plate 10 are pulled to move to one side of the foundation pit, the lifted well wall is driven to move to one side of the foundation pit, the single-phase motor 902 is started to lower the inside the foundation pit when the lifted to the upper end of the foundation pit, the nail rods are inserted into the ground through the positioning round openings 3, the stable bottom plate 2, the fixed bottom strips 1 and the fixed bottom strips 4 are limited and fixed, the well wall is prevented from being firmly contacted with the ground when the well wall is lowered, and even the foundation pit is not in contact with the foundation pit is collapsed when the foundation pit is required, and the foundation pit is not to be collapsed, and the foundation pit is not in contact with the foundation pit is required to be safely, and the foundation pit is not to be collapsed when the foundation is in the process is caused;

simultaneously when removing slat 8 when removing, will drive stable slide bar 11 and slide in stable sliding sleeve inside, through the cooperation of stable slide bar 11 and stable sliding sleeve use, increase the stability of removing slat 8 and the well wall when transferring to and play the effect of direction, further increase well wall stability of transferring, inside the foundation ditch is collided when preventing well wall and transferring, make the well wall take place to rock the stability when influencing the transfer.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The open caisson construction device suitable for the flow-plastic soft soil foundation comprises a fixed top plate (10), wherein the top end of the fixed top plate (10) is provided with a lifting mechanism (9), and is characterized in that,

the fixing rack bars (4), at least two fixing rack bars (4) are arranged on two sides of the bottom end of the fixing top plate (10), a movable slat (8) is arranged in the middle of the bottom end of the fixing top plate (10), and at least four fixing hook heads (7) are arranged at the front ends and the rear ends of the two sides of the bottom end of the movable slat (8);

the fixed bottom strips (1), at least two fixed bottom strips (1) are respectively arranged at the bottom ends of the fixed hack levers (4), and movable stabilizing mechanisms (6) are respectively arranged in the middle of the upper ends of the fixed bottom strips (1);

the stabilizing bottom plate (2), at least both sides stabilizing bottom plate (2) are installed in the fixed bottom strip (1) opposite side lower extreme of both sides, stabilizing bottom plate (2) all is rectangular structure.

2. The open caisson construction device suitable for the flow-shaped soft soil foundation according to claim 1, wherein the lifting mechanism (9) comprises a fixed frame (901), a single-phase motor (902), pull ropes (903) and collecting rollers (904), the fixed frame (901) is installed in the middle of the top end of a fixed top plate (10) through bolts, at least two single-phase motors (902) are installed at the front end and the rear end of the right side inside the fixed frame (901) through installation seats, the collecting rollers (904) are movably installed on the left side of the single-phase motors (902) and the left side inside the fixed frame (901), the pull ropes (903) are wound outside the collecting rollers (904), one ends of the pull ropes (903) far away from the collecting rollers (904) are contacted with the top ends of movable slats (8) through the fixed top plate (10), and a switch is installed on the single-phase motor (902).

3. The open caisson construction device suitable for the flow-plastic soft soil foundation according to claim 2, wherein the fixed top plate (10) is of a rectangular structure, a movable round opening is formed in the middle of the fixed top plate (10), a frame cover is mounted at the upper end of the fixed frame (901) through bolts, the fixed bottom strips (1) are of rectangular structures, the front ends and the rear ends of the fixed bottom strips (1) are provided with fixing rings (12) through bolts, at least two fastening pull rods (5) are mounted on the front side and the rear side of the fixed bottom strips (1), and two ends of each fastening pull rod (5) are in embedded butt joint with the inner parts of the fixing rings (12).

4. The open caisson construction device suitable for the flow-plastic soft soil foundation according to claim 1, wherein the front side and the rear side of the top end of the movable slat (8) are provided with the stable sliding rod (11) through bolts, the relative positions of the front end and the rear end of the fixed top plate (10) at the stable sliding rod (11) are provided with mounting round openings, the inside of each mounting round opening is provided with the stable sliding sleeve, and the stable sliding rod (11) penetrates through the inside of the stable sliding sleeve.

5. The open caisson construction device suitable for the flow-shaped soft soil foundation according to claim 1, wherein the movable stabilizing mechanism (6) comprises a movable chute (601) and movable sliding blocks (602), the movable chute (601) is arranged at the upper end of the fixed bottom strip (1), at least four movable sliding blocks (602) are arranged at the front side and the rear side of the bottom end of the fixed hack lever (4) at two sides through bolts, and the movable sliding blocks (602) are in sliding connection with the inside of the movable chute (601).

6. The open caisson construction device suitable for the flow-plastic soft soil foundation according to claim 5, wherein the sections of the movable sliding block (602) and the movable sliding chute (601) are of convex structures, shackles are mounted in the middle of the rear side of the fixed hack lever (4), and a plurality of positioning round openings (3) are formed in the stabilizing bottom plate (2) at equal intervals.

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