CN220352869U

CN220352869U - Steel caisson for soft soil foundation auxiliary construction

Info

Publication number: CN220352869U
Application number: CN202321213402.0U
Authority: CN
Inventors: 庞东梅
Original assignee: Shanghai Dongmei Construction Engineering Co ltd
Current assignee: Shanghai Dongmei Construction Engineering Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2024-01-16
Anticipated expiration: 2033-05-19

Abstract

The utility model discloses a steel caisson for soft soil foundation auxiliary construction, which relates to the technical field of caissons. According to the utility model, through the cooperation of the positioning block and the spring, when a user needs to subside the box body, the user can connect the mounting block with the communicating pipe, the inclined plane at the top of the communicating pipe is extruded through the inclined plane at the bottom of the positioning block, so that the positioning block can be quickly connected with the positioning groove, meanwhile, the stability of connection between the mounting block and the communicating pipe can be ensured through the rebound of the spring, and further, the water can flow out of the water through the water outlet groove, and at the moment, the spiral pushing rod can push mud, so that a large amount of mud is prevented from entering the box body, the water in the box body can be conveniently extracted by the subsequent user, meanwhile, the speed of the box body to a designated place can be improved, and the mounting efficiency of the box body is further improved.

Description

Steel caisson for soft soil foundation auxiliary construction

Technical Field

The utility model relates to the technical field of caissons, in particular to a steel caisson for soft soil foundation auxiliary construction.

Background

Caissons are one of the deep foundations, and are commonly used in wharfs and breakwaters. Before some soft soil foundations are constructed, the caisson is gradually sunk, and concrete is added on the caisson. After it is submerged to a predetermined depth, the working chamber is filled with concrete as a foundation for the heavy construction.

As known from patent application number CN202120341875.3, the present application relates to a waterproof structure of a local foundation pit caisson, which comprises a box body arranged in a water pit, an anti-floating anchor rod which is completed in construction, and a grouting pipe arranged between the box body and the water pit; the anti-floating anchor rods are arranged around the box body; the box is formed by side plate and bottom plate assembly welding, the through-hole has been seted up to the intermediate position of bottom plate, insert communicating pipe in the through-hole, communicating pipe's outer wall with the inner wall welding of through-hole, set up the perforation on the curb plate, anti-floating stock's top passes the perforation with curb plate fixed connection. This application has the effect of reducing the cost of labor and the time saving of the caisson drop Cheng Gaoxiao.

However, when the communicating pipe sinks along with the box, at this moment, when the moisture in the ground enters into the box through the communicating pipe, mud and the like in the soft soil foundation can enter into the box through the communicating pipe at this moment, so that a user needs to spend more time to process the mud, and the construction efficiency can be affected.

Disclosure of Invention

The utility model aims to provide a steel caisson for soft soil foundation auxiliary construction so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a soft soil foundation auxiliary construction is with steel caisson, includes the box body, anti-floating anchor rod install in box body inner wall, just anti-floating anchor rod bottom extends to box body bottom, box body center fixedly connected with communicating pipe, two constant head tanks have been seted up to communicating pipe outer wall symmetry, communicating pipe top is equipped with the installation piece, installation piece top fixedly connected with motor, motor output fixedly connected with spiral pushing bar, two standing grooves have been seted up to the inside symmetry of installation piece, two equal sliding connection of standing groove has the movable block of looks adaptation, movable block bottom fixedly connected with and the locating piece of constant head tank looks adaptation, communicating pipe outer wall is provided with the external screw thread.

Further, four lugs of box body inner wall circumference equidistance fixedly connected with, box body inner wall fixedly connected with multiunit first supporting reinforcement, box body inner wall fixedly connected with multiunit second supporting reinforcement, through the setting of lug, the crane of being convenient for hoist and mount the box body, and then be convenient for install the box body.

Further, spiral pushing ram outer wall size and communicating pipe inner wall size looks adaptation, the locating piece shape is right trapezoid, the arcwall face has been seted up all around to communicating pipe top, a plurality of play basin that are linked together with communicating pipe have been seted up to installation piece bottom circumference equidistance, when the box body subsides in the hole inside, can be with the mud in the weak soil downwardly pushing through spiral pushing ram this moment to can prevent that a large amount of mud from entering into the inside of box body, and then can reduce the burden of the follow-up clearance box body inner wall of user.

Further, two sliding grooves communicated with the placing grooves are symmetrically formed in the top of the mounting block, the pull block is fixedly connected to the top of the moving block and is in sliding connection with the sliding grooves, and the sliding grooves and the pull blocks are matched for use, so that the pull blocks have stability in the moving process.

Further, spout inner wall fixedly connected with spring, the spring other end and pull block fixed connection, the communicating pipe top is equipped with the closing cap of looks adaptation, closing cap inner wall fixedly connected with and the internal thread of external screw thread looks adaptation, closing cap top fixedly connected with handrail when locating piece and constant head tank are in same height, and the spring can rebound and drive the locating piece and enter into inside the constant head tank this moment to make things convenient for being connected between communicating pipe and the installation piece.

Further, the seal groove has been seted up at communicating pipe top, closing cap bottom fixedly connected with seal groove looks adaptation's sealing ring uses through the cooperation of seal groove and sealing ring, after closing cap and communicating pipe connection, can prevent through being connected of sealing washer and seal groove that moisture from spilling over.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the cooperation of the positioning block and the spring, when a user needs to subside the box body, the user can connect the mounting block with the communicating pipe, the inclined plane at the top of the communicating pipe is extruded through the inclined plane at the bottom of the positioning block, so that the positioning block can be quickly connected with the positioning groove, meanwhile, the stability of connection between the mounting block and the communicating pipe can be ensured through the rebound of the spring, and further, the water can flow out of the water through the water outlet groove, and at the moment, the spiral pushing rod can push mud, so that a large amount of mud is prevented from entering the box body, the water in the box body can be conveniently extracted by the subsequent user, meanwhile, the speed of the box body to a designated place can be improved, and the construction efficiency is further improved.

2. According to the utility model, through the matched use of the sealing groove and the sealing ring, when the box body is settled to a designated place, a user can detach the mounting block and the communicating pipe at the moment, and then the user can rotate the handrail, so that the sealing cover is connected with the communicating pipe, and the water is prevented from penetrating into the box body through the communicating pipe in the subsequent use process of the box body, so that the tightness of the box body can be ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall top view of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of a connection pipe of the present utility model with a mounting block;

FIG. 3 is a schematic cross-sectional elevation view of a connection of a communication tube and a closure of the present utility model;

fig. 4 is an enlarged view of the structure at a of fig. 2.

In the figure: 1. a case body; 2. an anti-floating anchor rod; 3. a communicating pipe; 4. a positioning groove; 5. a mounting block; 6. a motor; 7. a spiral pushing rod; 8. a placement groove; 9. a moving block; 10. a positioning block; 11. an external thread; 12. lifting lugs; 13. a first support bar; 14. a second support bar; 15. a water outlet tank; 16. a chute; 17. pulling blocks; 18. a spring; 19. a cover; 20. an internal thread; 21. an armrest; 22. sealing grooves; 23. and (3) a sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a steel caisson for auxiliary construction of soft soil foundations, which comprises a box body 1, an anti-floating anchor rod 2, a plurality of water outlet tanks 15 communicated with the communicating pipe 3 are circumferentially and equidistantly arranged at the bottom of the communicating pipe 3, two positioning slots 8 are symmetrically arranged in the inner part of the mounting block 5, a mounting block 5 is arranged at the top of the communicating pipe 3, a motor 6 is fixedly connected at the top of the mounting block 5, a spiral pushing rod 7 is fixedly connected at the output end of the motor 6, the outer wall size of the spiral pushing rod 7 is matched with the inner wall size of the communicating pipe 3, a positioning block 10 is in the shape of a right trapezoid, arc-shaped surfaces are arranged at the periphery of the top of the communicating pipe 3, a plurality of water outlet tanks 15 communicated with the communicating pipe 3 are circumferentially and equidistantly arranged at the bottom of the mounting block 5, two positioning slots 8 are symmetrically arranged in the mounting block 5, moving blocks 9 matched with the inner parts of the two positioning slots 8 are in a sliding manner, the bottom of the moving block 9 is fixedly connected with a positioning block 10 which is matched with the positioning groove 4, the outer wall of the communicating pipe 3 is provided with external threads 11, four lifting lugs 12 are fixedly connected with the circumference of the inner wall of the box body 1 at equal intervals, the inner wall of the box body 1 is fixedly connected with a plurality of groups of first supporting reinforcements 13, the inner wall of the box body 1 is fixedly connected with a plurality of groups of second supporting reinforcements 14, the top of the mounting block 5 is symmetrically provided with two sliding grooves 16 which are communicated with the positioning groove 8, the inner wall of the sliding grooves 16 is fixedly connected with springs 18, the other ends of the springs 18 are fixedly connected with pull blocks 17, the top of the communicating pipe 3 is provided with a sealing cover 19 which is matched with the external threads 11, the inner wall of the sealing cover 19 is fixedly connected with internal threads 20 which are matched with the external threads 11, the top of the sealing cover 19 is fixedly connected with handrails 21, the top of the moving block 9 is fixedly connected with pull blocks 17, the pull blocks 17 are in sliding connection with the sliding grooves 16, a sealing groove 22 is formed in the top of the communicating pipe 3, and a sealing ring 23 matched with the sealing groove 22 is fixedly connected to the bottom of the sealing cover 19.

The specific implementation mode is as follows: when a user needs to install the box body 1, firstly, the user can insert the spiral pushing rod 7 into the communicating pipe 3, when the bottom of the positioning block 10 is contacted with the top of the communicating pipe 3, at this time, the inclined surface of the positioning block 10 can be contacted with the inclined surface of the top of the communicating pipe 3, then the inclined surface of the positioning block 10 can be extruded by the communicating pipe 3, then the positioning block 10 can drive the pull block 17 to move through the moving block 9, then the pull block 17 and the moving block 9 can respectively move along the sliding groove 16 and the placing groove 8, the pull block 17 can extrude the spring 18 in the moving process, so that the spring 18 can be in a contracted state, when the user continues to place the spiral pushing rod 7 downwards, when the positioning block 10 and the positioning groove 4 are moved to the same level, at this time, the positioning block 10 is not extruded by the communicating pipe 3, then the spring 18 can rebound to drive the pull block 17 and the moving block 9 to reset, so that the moving block 9 can drive the positioning block 10 to enter the positioning groove 4, thereby realizing the connection between the positioning block 10 and the positioning groove 4, completing the connection between the mounting block 5 and the communicating pipe 3, then a user can hoist the lifting lug 12 through an external crane, then the whole box body 1 can be placed in a pre-opened pit, along with the descent of the box body 1, the moisture in soft soil overflows through the communicating pipe 3 and the water outlet groove 15 at the moment, thereby reducing the influence of the moisture buoyancy on the descent of the box body 1, further improving the descent efficiency of the box body 1, simultaneously driving the spiral pushing rod 7 to rotate through opening the motor 6 in the process of the descent of the box body 1, so that the spiral pushing rod 7 can push the mud in the soft soil downwards through rotation, thereby prevent that mud from entering into the inside of box body 1, when box body 1 sinks to appointed ground, this moment, the user can be through pulling two sets of pull blocks 17 simultaneously, thereby make pull block 17 drive movable block 9 and locating piece 10 follow the inside of constant head tank 4 and take out, then the user can cover the closing cap 19 at the top of communicating pipe 3, then the user passes through handrail 21 rotatory closing cap 19, thereby make internal thread 20 can be connected with external screw thread 11, simultaneously at the in-process that closing cap 19 is connected with communicating pipe 3, sealing ring 23 can be connected with seal groove 22 at this moment, and then can prevent that moisture from entering into the inside of box body 1 again, then the user can extract the inside moisture of box body 1 through the water pipe, and then the convenience of customers uses box body 1, through discharging moisture can improve the efficiency of box body 1 subsidence installation, and then can make box body 1 arrive the subsidence point fast, and when box body 1 reaches appointed place, can prevent through anti-floating anchor rod 2 that box body 1 from continuing subsides, thereby follow-up construction is convenient for.

The working principle of the utility model is as follows:

referring to fig. 1 to 4, through the cooperation of locating piece 10 and spring 18, when the user needs subside box body 1, at first the user can be connected installation piece 5 and communicating pipe 3, extrude the inclined plane at communicating pipe 3 top through the inclined plane of locating piece 10 bottom, can make locating piece 10 and constant head tank 4 quick connect, simultaneously rebound through spring 18 can guarantee installation piece 5 and communicating pipe 3 connection's stability, and then make the moisture can be in the in-process that overflows through play basin 15, spiral ejector pin 7 can promote mud this moment, thereby prevent that a large amount of mud from entering into the inside of box body 1, thereby the inside moisture of box body 1 is taken to the follow-up user of being convenient for, can improve box body 1 simultaneously and subside to the speed at appointed place, and then improve the installation effectiveness of box body 1.

Through the cooperation of seal groove 22 and sealing ring 23, when box body 1 subsides to appointed place, the user can take apart installation piece 5 and communicating pipe 3 this moment, and then the user can be through rotatory handrail 21 to make closing cap 19 be connected with communicating pipe 3, thereby can prevent box body 1 in the in-process of follow-up use, the inside that the moisture permeated box body 1 through communicating pipe 3, thereby can guarantee the leakproofness of box body 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The steel caisson for soft soil foundation auxiliary construction comprises a box body (1);

the anti-floating anchor rod (2) is arranged on the inner wall of the box body (1), and the bottom of the anti-floating anchor rod (2) extends to the bottom of the box body (1);

the method is characterized in that:

the novel automatic feeding box is characterized in that the center of the box body (1) is fixedly connected with the communicating pipe (3), two positioning grooves (4) are symmetrically formed in the outer wall of the communicating pipe (3), the top of the communicating pipe (3) is provided with the mounting block (5), the top of the mounting block (5) is fixedly connected with the motor (6), the output end of the motor (6) is fixedly connected with the spiral pushing rod (7), two positioning grooves (8) are symmetrically formed in the inner portion of the mounting block (5), two moving blocks (9) are slidably connected in the inner portion of the positioning grooves (8), positioning blocks (10) are fixedly connected to the bottom of the moving blocks (9) and are matched with the positioning grooves (4), and external threads (11) are formed in the outer wall of the communicating pipe (3).

2. The steel caisson for soft soil foundation auxiliary construction according to claim 1, wherein: four lifting lugs (12) are fixedly connected to the inner wall of the box body (1) at equal intervals in the circumferential direction, a plurality of groups of first supporting steel bars (13) are fixedly connected to the inner wall of the box body (1), and a plurality of groups of second supporting steel bars (14) are fixedly connected to the inner wall of the box body (1).

3. The steel caisson for soft soil foundation auxiliary construction according to claim 1, wherein: the outer wall size of the spiral pushing rod (7) is matched with the inner wall size of the communicating pipe (3), the shape of the positioning block (10) is right trapezoid, an arc-shaped surface is formed around the top of the communicating pipe (3), and a plurality of water outlet tanks (15) communicated with the communicating pipe (3) are formed in the circumferential equidistance of the bottom of the mounting block (5).

4. The steel caisson for soft soil foundation auxiliary construction according to claim 1, wherein: two sliding grooves (16) communicated with the placing grooves (8) are symmetrically formed in the top of the mounting block (5), a pulling block (17) is fixedly connected to the top of the moving block (9), and the pulling block (17) is slidably connected with the sliding grooves (16).

5. The steel caisson for soft soil foundation auxiliary construction according to claim 4, wherein: the sliding chute is characterized in that a spring (18) is fixedly connected to the inner wall of the sliding chute (16), the other end of the spring (18) is fixedly connected with a pull block (17), an adaptive sealing cover (19) is arranged at the top of the communicating pipe (3), an internal thread (20) matched with the external thread (11) is fixedly connected to the inner wall of the sealing cover (19), and an armrest (21) is fixedly connected to the top of the sealing cover (19).

6. The steel caisson for soft soil foundation auxiliary construction according to claim 5, wherein: the top of the communicating pipe (3) is provided with a sealing groove (22), and the bottom of the sealing cover (19) is fixedly connected with a sealing ring (23) which is matched with the sealing groove (22).