CN216615924U

CN216615924U - Waterproof construction of underground foundation ditch precipitation well

Info

Publication number: CN216615924U
Application number: CN202123038565.3U
Authority: CN
Inventors: 张晓鹏; 王琪; 杨志栋; 张祥聪
Original assignee: China Railway 18th Bureau Group Co Ltd; Building Installation Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Current assignee: China Railway 18th Bureau Group Co Ltd; Building Installation Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-27
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a waterproof structure of a dewatering well of an underground foundation pit, which comprises a well body, wherein a waterproof mechanism is arranged at the top of the well body, the waterproof mechanism comprises a cover body, the cover body is attached to the top of the well body, a first ring body is fixedly connected to the bottom of the cover body, a first rubber sleeve is fixedly connected to the outer wall of the first ring body, and the outer wall of the first rubber sleeve is abutted and attached to the inner wall of the well body. This waterproof construction of underground foundation ditch precipitation well, laminate through lid and well body top in the waterproof mechanism, and when the laminating, the lid drives the inside of first ring body and first rubber sleeve immigration well body, and support the tight laminating with the inner wall of first rubber sleeve and well body, and drive the outer wall of second ring body and second rubber sleeve and well body and wrap up, support the tight laminating with the outer wall of second rubber sleeve and well body, and then form twice sealed waterproof layer, improve the waterproof nature to the well body, and can be when long-time use, guarantee sealed waterproof stability.

Description

Waterproof construction of underground foundation ditch precipitation well

Technical Field

The utility model relates to the technical field of underground foundation pit dewatering wells, in particular to a waterproof structure of an underground foundation pit dewatering well.

Background

The foundation pit dewatering refers to dewatering work performed for ensuring that the foundation pit can be constructed under a dry condition and preventing slope instability, foundation quicksand, pit bottom uplift, pit bottom piping and foundation bearing capacity reduction when the underground water level is higher than the excavation bottom surface when the foundation pit is excavated.

Although the waterproof structure of the existing underground foundation pit dewatering well can be used for waterproofing, the waterproof structure of the existing underground foundation pit dewatering well has the problem that after long-time use, the waterproof performance can be reduced and inconvenience is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waterproof structure of a dewatering well of an underground foundation pit, which aims to solve the problem that the existing waterproof structure of the dewatering well of the underground foundation pit in the background art is inconvenient because the waterproof performance is reduced after the existing waterproof structure is used for a long time.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a waterproof construction of underground excavation precipitation well, includes the well body, the top of the well body is equipped with waterproofing mechanism, waterproofing mechanism includes the lid, the lid laminating is at the top of the well body, the bottom rigid coupling of lid has first ring body, the outer wall rigid coupling of first ring body has first rubber sleeve, the outer wall of first rubber sleeve supports tightly the laminating with the inner wall of the well body, the outer wall rigid coupling of lid has the second ring body, the inner wall rigid coupling of second ring body has the second rubber sleeve, the inner wall of second rubber sleeve supports tightly the laminating with the outer wall of the well body.

Preferably, the inner wall of the well body is equipped with fixed establishment, fixed establishment is including leading to the groove, two it processes in the outer wall both ends of lid respectively to lead to the groove, the inner wall that leads to the groove slides and links to each other there is the kelly, the outer wall one end rigid coupling of kelly has the sleeve, telescopic inner wall clearance fit has the montant, two the outer wall both ends of montant are in the same place with the inner wall top and the bottom rigid coupling of lid respectively, the outer wall clearance fit of montant has the spring, the top and the telescopic bottom rigid coupling of spring are in the same place, the bottom of spring is in the same place with the inner wall bottom rigid coupling of lid, the bottom joint of kelly has the draw-in groove piece, two draw-in groove piece rigid coupling in the outer wall both ends of the well body respectively.

Preferably, the inner wall of lid is equipped with adjustment mechanism, adjustment mechanism includes the screw rod, the screw rod passes through the bearing and rotates with the lid and link to each other, the top rigid coupling of screw rod has the handle, the outer wall screw thread of screw rod links to each other there is the thread bush, the preceding terminal surface rigid coupling of thread bush has the block, the top laminating of block has the rope body, the outer wall both ends of the rope body rotate with two sleeves through the connecting axle respectively and link to each other.

Preferably, the both ends of the outer wall of thread bush all are fixedly connected with the slider, two the outer wall of slider all slides and links to each other has the track, two orbital outer wall both ends respectively with the inner wall top and the bottom rigid coupling of lid together.

Preferably, the outer wall of the rope body is movably connected with two grooved wheels, the grooved wheels are connected with supporting seats in a rotating mode through connecting shafts, and the bottoms of the two supporting seats are fixedly connected to the bottom of the inner wall of the cover body.

Compared with the prior art, the utility model has the beneficial effects that: this waterproof construction of underground foundation ditch precipitation well, laminate through lid and well body top in the waterproof mechanism, and when the laminating, the lid drives the inside of first ring body and first rubber sleeve immigration well body, and support the tight laminating with the inner wall of first rubber sleeve and well body, and drive the outer wall of second ring body and second rubber sleeve and well body and wrap up, support the tight laminating with the outer wall of second rubber sleeve and well body, and then form twice sealed waterproof layer, improve the waterproof nature to the well body, and can be when long-time use, guarantee sealed waterproof stability.

Through the handle rotation among the adjustment mechanism, the handle drives the screw rod and rotates, and when the screw rod rotated, can drive thread bush rebound, when the thread bush removed, it carries out the synchronous motion to drive the block, and then the block can drive rope body rebound, when the rope body removed, can drive sleeve and kelly rebound, breaks away from kelly and draw-in groove piece to accessible spring drive kelly and the joint of draw-in groove piece, carries out quick installation, comparatively convenient with well body and lid.

Through the cooperation between track and the slider for slide according to track and slider links to each other, and the slider can carry out the elevating movement direction to the thread bush, and when the screw rod rotated, can drive thread bush and block and carry out stable elevating movement, improved the stability that the block drew the rope body and remove.

Drawings

FIG. 1 is a schematic diagram of the connection relationship of the present invention;

FIG. 2 is a schematic cross-sectional view of the well and cover of FIG. 1;

FIG. 3 is a schematic structural view of the first ring body, the second ring body and the first rubber sleeve in FIG. 2;

fig. 4 is a schematic structural view of the cover body, the block body and the rope body in fig. 2.

In the figure: 1. well body, 2, track, 3, slider, 4, supporting seat, 5, sheave, 6, waterproof mechanism, 601, lid, 602, first ring body, 603, second ring body, 604, first rubber sleeve, 605, second rubber sleeve, 7, fixed establishment, 701, montant, 702, sleeve, 703, spring, 704, kelly, 705, logical groove, 706, draw-in groove piece, 8, adjustment mechanism, 801, screw rod, 802, handle, 803, thread bush, 804, block, 805, the rope body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a waterproof construction of underground excavation precipitation well, including the well body 1, the top of the well body 1 is equipped with waterproofing mechanism 6, waterproofing mechanism 6 includes lid 601, lid 601 laminating is at the top of the well body 1, the bottom rigid coupling of lid 601 has first ring body 602, the outer wall rigid coupling of first ring body 602 has first rubber sleeve 604, the outer wall of first rubber sleeve 604 supports tightly the laminating with the inner wall of the well body 1, first rubber sleeve 604 supports tightly the laminating with the inner wall of the well body 1 and second rubber sleeve 605 supports tightly the laminating with the outer wall of the well body 1, form twice sealed waterproof layer, improve waterproof nature, the outer wall rigid coupling of lid 601 has second ring body 603, the inner wall rigid coupling of second ring body 603 has second rubber sleeve 605, the inner wall of second rubber sleeve 605 supports tightly the laminating with the outer wall of the well body 1.

The inner wall of the well body 1 is provided with a fixing mechanism 7, the fixing mechanism 7 comprises a through groove 705, the two through grooves 705 are respectively processed at two ends of the outer wall of the cover body 601, the inner wall of the through groove 705 is connected with a clamping rod 704 in a sliding manner, the clamping rod 704 can perform lifting motion on the inner wall of the through groove 705, one end of the outer wall of the clamping rod 704 is fixedly connected with a sleeve 702, the inner wall of the sleeve 702 is in clearance fit with a vertical rod 701, the sleeve 702 can perform lifting motion on the outer wall of the vertical rod 701, two ends of the outer wall of the two vertical rods 701 are respectively fixedly connected with the top and the bottom of the inner wall of the cover body 601, the outer wall of the vertical rod 701 is in clearance fit with a spring 703, the spring 703 gives upward moving force to the sleeve 702 and the clamping rod 704, the clamping rod 704 can be clamped with the clamping groove block 706, the top of the spring 703 is fixedly connected with the bottom of the sleeve 702, the bottom of the spring 703 is fixedly connected with the bottom of the inner wall of the cover body 601, the clamping groove block 706 is clamped at the bottom of the clamping rod 704, and the two clamping groove blocks 706 are respectively fixedly connected with two ends of the outer wall of the well body 1.

The inner wall of the cover body 601 is provided with an adjusting mechanism 8, the adjusting mechanism 8 comprises a screw 801, the screw 801 is rotatably connected with the cover body 601 through a bearing, the top of the screw 801 is fixedly connected with a handle 802, the handle 802 can drive the screw 801 to rotate, the outer wall of the screw 801 is in threaded connection with a threaded sleeve 803, the screw 801 can drive the threaded sleeve 803 to move up and down, the front end face of the threaded sleeve 803 is fixedly connected with a block 804, the top of the block 804 is attached with a rope 805, the block 804 can drive the rope 805 to move up and down, two ends of the outer wall of the rope 805 are respectively rotatably connected with two sleeves 702 through connecting shafts, the rope 805 can drive the sleeves 702 to move up and down, two ends of the outer wall of the threaded sleeve 803 are respectively fixedly connected with a slide block 3, two outer walls of the two slide blocks 3 are respectively in sliding connection with a track 2, two ends of the outer walls of the two tracks 2 are respectively fixedly connected with the top and the bottom of the inner wall of the cover body 601, and two sheaves 5 are movably connected with the outer wall of the rope 805, the grooved wheel 5 is rotatably connected with the supporting seats 4 through a connecting shaft, and the bottoms of the two supporting seats 4 are fixedly connected with the bottom of the inner wall of the cover body 601.

When the waterproof structure of the dewatering well of the underground foundation pit is used, the cover body 601 is attached to the top of the well body 1, and when the waterproof structure is attached, the cover body 601 drives the first ring body 602 and the first rubber sleeve 604 to move into the well body 1, and the first rubber sleeve 604 is abutted against the inner wall of the well body 1, and drives the second ring body 603 and the second rubber sleeve 605 to wrap the outer wall of the well body 1, and the second rubber sleeve 605 is abutted against the outer wall of the well body 1, so as to form two sealing waterproof layers, improve the waterproof property of the well body 1, ensure the sealing waterproof stability when the waterproof structure is used for a long time, and can rotate the handle 802, the handle 802 drives the screw 803 to rotate, when the screw 803 rotates, the screw 803 can drive the thread sleeve 803 to move upwards, when the thread sleeve 803 moves, the block 804 is driven to move synchronously, and further the block 804 can drive the rope 805 to move upwards, when the rope 805 moves, can drive sleeve 702 and kelly 704 and remove downwards, break away from kelly 704 and draw-in groove piece 706 to accessible spring 703 drives the joint of kelly 704 and draw-in groove piece 706, carries out quick installation, and is comparatively convenient with well body 1 and lid 601.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waterproof construction of underground foundation ditch precipitation well, includes well body (1), its characterized in that: the top of well body (1) is equipped with waterproofing mechanism (6), waterproofing mechanism (6) include lid (601), the laminating of lid (601) is at the top of well body (1), the bottom rigid coupling of lid (601) has first ring body (602), the outer wall rigid coupling of first ring body (602) has first rubber sleeve (604), the outer wall of first rubber sleeve (604) supports tightly the laminating with the inner wall of well body (1), the outer wall rigid coupling of lid (601) has second ring body (603), the inner wall rigid coupling of second ring body (603) has second rubber sleeve (605), the inner wall of second rubber sleeve (605) supports tightly the laminating with the outer wall of well body (1).

2. The waterproof structure of a dewatering well for an underground foundation pit according to claim 1, wherein: the inner wall of the well body (1) is provided with a fixing mechanism (7), the fixing mechanism (7) comprises through grooves (705), the two through grooves (705) are respectively processed at two ends of the outer wall of the cover body (601), the inner wall of the through groove (705) is connected with a clamping rod (704) in a sliding way, one end of the outer wall of the clamping rod (704) is fixedly connected with a sleeve (702), vertical rods (701) are in clearance fit with the inner wall of the sleeve (702), two ends of the outer wall of the two vertical rods (701) are respectively and fixedly connected with the top and the bottom of the inner wall of the cover body (601), the outer wall of the vertical rod (701) is in clearance fit with a spring (703), the top of the spring (703) is fixedly connected with the bottom of the sleeve (702), the bottom of the spring (703) is fixedly connected with the bottom of the inner wall of the cover body (601), the bottom joint of kelly (704) has draw-in groove piece (706), two draw-in groove piece (706) rigid coupling respectively in the outer wall both ends of well body (1).

3. The waterproof structure of a dewatering well for an underground foundation pit according to claim 1, wherein: the inner wall of lid (601) is equipped with adjustment mechanism (8), adjustment mechanism (8) include screw rod (801), screw rod (801) rotate with lid (601) through the bearing and link to each other, the top rigid coupling of screw rod (801) has handle (802), the outer wall screw thread of screw rod (801) links to each other has thread bush (803), the preceding terminal surface rigid coupling of thread bush (803) has block (804), the top laminating of block (804) has rope body (805), the outer wall both ends of rope body (805) rotate with two sleeves (702) through the connecting axle respectively and link to each other.

4. The waterproof structure of a dewatering well for an underground foundation pit as claimed in claim 3, wherein: the two ends of the outer wall of the threaded sleeve (803) are fixedly connected with sliding blocks (3), the two ends of the outer wall of each sliding block (3) are connected with a rail (2) in a sliding mode, and the two ends of the outer wall of each rail (2) are fixedly connected with the top and the bottom of the inner wall of the cover body (601) respectively.

5. The waterproof structure of a dewatering well for an underground foundation pit as claimed in claim 3, wherein: the outer wall of the rope body (805) is movably connected with two grooved wheels (5), the grooved wheels (5) are rotatably connected with supporting seats (4) through connecting shafts, and the bottoms of the two supporting seats (4) are fixedly connected to the bottom of the inner wall of the cover body (601).