CN210975854U

CN210975854U - Plugging device of deep foundation pit

Info

Publication number: CN210975854U
Application number: CN201921958127.9U
Authority: CN
Inventors: 孟繁盛; 张震; 邵蕾; 刘玲; 杨明; 刘莹
Original assignee: Tianjin Huashui Water Construction Co ltd
Current assignee: Tianjin Huashui Water Construction Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-10
Anticipated expiration: 2029-11-13

Abstract

The utility model belongs to the technical field of foundation pit equipment, especially, be a plugging device of deep basal pit, including deep water motor, the tip of deep water motor is fixed with the outer tube, the auger is installed to the inside of outer tube, the output shaft of deep water motor inserts the inside of outer tube and with auger fixed connection, the lower extreme welded fastening of outer tube has the filter screen cover, the surface welding of auger paddle has the steel nail, the end that the outer tube is close to deep water motor is installed the current drainage branch pipe; the auger of outer tube internally mounted passes through the output shaft fixed connection with deep water motor, the output shaft area auger of the deep water motor of being convenient for is rotatory in the inside of outer tube, auger paddle surface welded steel nail simultaneously, make the auger rotate the time carry out breakage once more to mud through the steel nail, the inside mud of the outer tube of being convenient for carries out the lifting and enters into the inside of drainage branch pipe through the auger, avoid mud too viscous to lead to drainage branch pipe to block up, increase the convenience that mud outwards was taken out in the foundation ditch.

Description

Plugging device of deep foundation pit

Technical Field

The utility model belongs to the technical field of foundation ditch equipment, concretely relates to plugging device of deep basal pit.

Background

The foundation pit support structure is an underground concealed project, the sealing performance or the water stopping performance of the whole support structure cannot be known during construction, and the water leakage position and the water leakage condition of the support structure can be found only after the foundation pit is excavated. The foundation pit leakage can cause influences of different degrees on foundation pit construction, and can cause failure of foundation pit excavation and damage to the surrounding environment in serious cases. Traditional foundation ditch plugging device is when using, and the leaking stoppage spends time, causes equipment blockage easily when muddy water outwards discharges simultaneously, and the problem of equipment damage is caused easily to the large granule stone in the muddy water simultaneously.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a plugging device of deep basal pit has that the muddy water suction is convenient, and equipment operation is stable safe's characteristics simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plugging device of deep basal pit, includes the deep water motor, the end fixing of deep water motor has the outer tube, the internally mounted of outer tube has the auger, the output shaft of deep water motor inserts the inside of outer tube and with auger fixed connection, the lower extreme welded fastening of outer tube has the filter screen cover, the skin weld of auger paddle has the steel nail, the end that the outer tube is close to the deep water motor is installed the drainage branch pipe, the tip of drainage branch pipe is provided with the house steward, be connected with the triangular joint between house steward and the drainage branch pipe, the outer surface welding of deep water motor has the beaded finish, and beaded finish and drainage branch pipe fixed connection.

As the utility model discloses a preferred technical scheme of plugging device of deep basal pit, the auger is helical structure, the internal diameter of auger ratio outer tube is little by 10 mm.

As the utility model discloses an optimal technical scheme of plugging device of deep basal pit, auger paddle surface welded steel nail equidistant distribution, and the steel nail is conical structure.

As the utility model discloses a preferred technical scheme of plugging device of deep basal pit, the screen panel is the tubbiness structure, and the equidistant hole of permeating water of having seted up in screen panel surface.

As the utility model discloses a preferred technical scheme of plugging device of deep basal pit, the drainage branch pipe of outer pipe tip installation is provided with two altogether, two drainage branch pipe and three corner connector wherein two articulate, house steward and another articulate of three corner connector.

As the utility model discloses an optimal technical scheme of plugging device of deep basal pit, deep water motor surface welded's beaded finish is provided with two, and two the both ends at the beaded finish diameter are fixed to the drainage branch pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the auger of outer tube internally mounted passes through the output shaft fixed connection with deep water motor, the output shaft area auger of the deep water motor of being convenient for is rotatory in the inside of outer tube, auger paddle surface welded steel nail simultaneously, make the auger carry out breakage once more to mud through the steel nail when rotating, the inside mud of the outer tube of being convenient for carries out the lifting and enters into the inside of drainage branch pipe through the auger, avoid mud too sticky and lead to drainage branch pipe blocking, increase the convenience that mud outwards takes out in the foundation ditch, outer tube lower extreme welded screen panel simultaneously, make the screen panel keep apart the stone of great granule in the mud, avoid the stone to enter into the inside damage that causes of outer tube, the inside pivoted stability of auger at the outer tube has been improved, avoid the stone to enter into the damage that causes in the mud pump through house steward simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross section of the outer tube of the present invention;

in the figure: 1. a deep water motor; 2. an outer tube; 3. a packing auger; 4. a filter screen cover; 5. steel nails; 6. a drainage branch pipe; 7. a triangular joint; 8. a header pipe; 9. a reinforcement ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides a technical solution: a plugging device for a deep foundation pit comprises a deep water motor 1, wherein an outer pipe 2 is fixed at the end part of the deep water motor 1, an auger 3 is installed inside the outer pipe 2, an output shaft of the deep water motor 1 is inserted into the outer pipe 2 and fixedly connected with the auger 3, a filter screen cover 4 is fixedly welded at the lower end of the outer pipe 2, a steel nail 5 is welded on the surface of a blade of the auger 3, a drainage branch pipe 6 is installed at the end part of the outer pipe 2 close to the deep water motor 1, a main pipe 8 is arranged at the end part of the drainage branch pipe 6, a triangular joint 7 is connected between the main pipe 8 and the drainage branch pipe 6, a reinforcing ring 9 is welded on the outer surface of the deep water motor 1, and.

In the embodiment, the packing auger 3 arranged in the outer tube 2 is fixedly connected with the output shaft of the deep water motor 1, so that the output shaft of the deep water motor 1 drives the packing auger 3 to rotate in the outer tube 2, meanwhile, the steel nails 5 welded on the surfaces of the blades of the packing auger 3 crush the slurry again through the steel nails 5 when the packing auger 3 rotates, so that the slurry in the outer pipe 2 is lifted through the packing auger 3 and enters the drainage branch pipe 6, the blockage of the drainage branch pipe 6 caused by the over-viscous slurry is avoided, and the convenience of outwards extracting the slurry in the foundation pit is improved, simultaneously, the filter screen cover 4 welded at the lower end of the outer pipe 2 enables the filter screen cover 4 to isolate large-particle stones in the slurry, avoids the stones from entering the damage caused by the inside of the outer pipe 2, improves the stability of the auger 3 in the rotation of the inside of the outer pipe 2, and simultaneously avoids the stones from entering the mud pump through the main pipe 8 to cause the damage.

Specifically, the packing auger 3 is of a spiral structure, and the outer diameter of the packing auger 3 is 10mm smaller than the inner diameter of the outer pipe 2.

In the embodiment, the auger 3 with a spiral structure is adopted, and the outer diameter of the auger 3 is smaller than the inner diameter of the outer pipe 2 by 10mm, so that the slurry can conveniently move in the outer pipe 2 under the action of the auger 3.

Specifically, steel nails 5 welded on the surfaces of the blades of the auger 3 are distributed at equal intervals, and the steel nails 5 are in a conical structure.

In this embodiment, through the steel nail 5 that is conical structure, the auger 3 that 5 equidistant distributions of steel nail simultaneously is convenient for the steel nail 5 stirs the inside mud of outer tube 2.

Specifically, the strainer cover 4 is a barrel-shaped structure, and water permeable holes are formed in the surface of the strainer cover 4 at equal intervals.

In this embodiment, the surface of the strainer cover 4 is provided with water permeable holes at equal intervals, so that the strainer cover 4 can isolate stones with larger diameters.

Specifically, two drainage branch pipes 6 are arranged at the end of the outer pipe 2, the two drainage branch pipes 6 are connected with two of the triangular joints 7, and the header pipe 8 is connected with the other of the triangular joints 7.

In this embodiment, the drainage branch pipe 6 and the main pipe 8 connected by the triangular joint 7 are convenient for the mud in the outer pipe 2 to be discharged outwards.

Specifically, two reinforcing rings 9 welded on the surface of the deep water motor 1 are arranged, and the two drainage branch pipes 6 are fixed at two ends of the diameter of each reinforcing ring 9.

In this embodiment, the two drainage branches 6 are fixed at two ends of the diameter of the reinforcing ring 9, so that the drainage branches 6 can be fixed conveniently.

The utility model discloses a theory of operation and use flow: when the device is used, the end part of the main pipe 8 is connected with an external mud pump, the end part of the outer pipe 2 welded with the filter screen cover 4 is thrown into a sump of a foundation pit, the deep water motor 1 and the mud pump are started, at the moment, mud in the sump enters the lower end of the outer pipe 2 through the filter screen cover 4, simultaneously, when the mud pump works, the mud in the outer pipe 2 enters the mud pump through the drainage branch pipe 6 and the main pipe 8 and is discharged outwards, simultaneously, the output shaft of the deep water motor 1 drives the packing auger 3 to rotate in the outer pipe 2, so that the steel nail 5 welded on the surface of the paddle of the packing auger 3 breaks the mud again, and after the mud in the foundation pit is discharged, a leakage point in the foundation pit is blocked through cement paste.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plugging device of deep basal pit, includes deep water motor (1), its characterized in that: the end of deep water motor (1) is fixed with outer tube (2), the internally mounted of outer tube (2) has auger (3), the output shaft of deep water motor (1) insert the inside of outer tube (2) and with auger (3) fixed connection, the lower extreme welded fastening of outer tube (2) has screen panel (4), the skin weld of auger (3) paddle has steel nail (5), the end that outer tube (2) are close to deep water motor (1) installs drainage branch pipe (6), the end of drainage branch pipe (6) is provided with house steward (8), be connected with triangular connector (7) between house steward (8) and drainage branch pipe (6), the outer surface welding of deep water motor (1) has strengthening ring (9), and strengthening ring (9) and drainage branch pipe (6) fixed connection.

2. The plugging device for the deep foundation pit according to claim 1, wherein: the packing auger (3) is of a spiral structure, and the outer diameter of the packing auger (3) is 10mm smaller than the inner diameter of the outer pipe (2).

3. The plugging device for the deep foundation pit according to claim 1, wherein: the screw propeller (3) is characterized in that steel nails (5) welded on the surfaces of the blades are distributed at equal intervals, and the steel nails (5) are of conical structures.

4. The plugging device for the deep foundation pit according to claim 1, wherein: the filter screen cover (4) is of a barrel-shaped structure, and water permeable holes are formed in the surface of the filter screen cover (4) at equal intervals.

5. The plugging device for the deep foundation pit according to claim 1, wherein: two drainage branch pipes (6) arranged at the end part of the outer pipe (2) are arranged, the two drainage branch pipes (6) are connected with two joints of the triangular joints (7), and the main pipe (8) is connected with the other joint of the triangular joint (7).

6. The plugging device for the deep foundation pit according to claim 1, wherein: two reinforcing rings (9) welded on the surface of the deep water motor (1) are arranged, and the two drainage branch pipes (6) are fixed at two ends of the diameter of each reinforcing ring (9).