CN214497561U

CN214497561U - Deep basal pit raft board precipitation well plugging device

Info

Publication number: CN214497561U
Application number: CN202120432660.2U
Authority: CN
Inventors: 韩哲远; 胡占东; 赵宏生; 林佳旭; 韩旭
Original assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-10-26
Anticipated expiration: 2031-02-26

Abstract

The utility model provides a deep basal pit raft board precipitation well plugging device, including bury underground in the precipitation well outside, be used for the protection to support the protection section of thick bamboo of precipitation well pipe, the horizontal fixed muscle in top of a protection section of thick bamboo, place in fixed muscle hoist and mount have the inside suction pump that is used for maintaining the construction water and is located below the construction surface of a protection section of thick bamboo. The utility model provides a deep basal pit raft precipitation well plugging device, its simple structure, simple to operate, it is lower to make and construction cost, has guaranteed the construction progress effectively, improves construction quality, avoids the seepage risk.

Description

Deep basal pit raft board precipitation well plugging device

Technical Field

The utility model relates to a construction technical field, more specifically say, relate to a deep basal pit raft board precipitation well plugging device.

Background

In the building construction, the tower floor height is higher, and the basement is usually built, and the deepest part of foundation ditch can reach 29 meters, and groundwater moisture content is abundant, and the water level is darker, if do not take relevant measure then has very big seepage hidden danger after completing.

Because the design thickness of the raft of the engineering basement can reach 4.2m, a plurality of dewatering wells are arranged around the tower. At present, a water pump is usually extracted manually before pouring in construction, and concrete is poured into a precipitation well to close the well. The construction method is time-consuming and labor-consuming, and the construction cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a deep basal pit raft board precipitation well plugging device has solved traditional artifical technical problem that draws the suction pump and draw water and cause to waste time and energy and inefficiency.

The utility model provides a deep basal pit raft board precipitation well plugging device, including bury underground in the precipitation well outside, be used for the protection to support the protection section of thick bamboo of precipitation well pipe, the horizontal fixed muscle in top of a protection section of thick bamboo, place in fixed muscle hoist and mount have the inside suction pump that is used for maintaining the construction water and is located below the construction surface of a protection section of thick bamboo.

Preferably, the protection cylinder is provided with a pair of first U-shaped grooves which are symmetrically distributed and used for placing the fixing ribs.

Preferably, the water suction pump is hung on the fixing rib through a soft steel wire rope.

Preferably, the protective barrel further comprises a cover plate covering the top of the protective barrel.

Preferably, the cover plate is connected with the protective cylinder in a welding mode.

Preferably, the protective cylinder is provided with a second U-shaped groove for placing the water pump.

Preferably, the protective cylinder is made of a Q235 steel plate through welding.

Compared with the prior art, the utility model provides a deep basal pit raft board precipitation well plugging device through will protecting a section of thick bamboo and bury underground in the precipitation well outside, plays the effect that the precipitation well pipe was supported in the protection, at the horizontal fixed muscle in the top of a protection section of thick bamboo, hoist and mount suction pump on the fixed muscle, continuously draw water through the suction pump to ensure that the water level remains throughout below the construction face in the work progress, in order to guarantee that the concrete normally pours. The construction method is simple in structure, convenient to install and low in manufacturing cost, construction quality is effectively guaranteed, leakage risks are avoided, and site construction progress is accelerated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a front view of the raft precipitation well plugging device for deep foundation pits provided by the utility model;

fig. 2 is a schematic view of the plugging device for deep foundation pit raft precipitation well provided by the utility model when the cover plate is installed.

Wherein, 1-a protective cylinder, 2-a fixed rib, 3-a water pump, 4-a soft steel wire rope and 5-a cover plate.

Detailed Description

It should be noted that the directional terms "up and down" as used herein refer to up and down in fig. 1; "lateral" refers to the horizontal direction in fig. 1, and "longitudinal" refers to the vertical direction in fig. 1. All directional terms used herein are based on the common usage of those skilled in the art and the accompanying drawings of the specification, and their presence should not affect the scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 and 2, fig. 1 is a front view of the plugging device for raft precipitation well in deep foundation pit; fig. 2 is a schematic view of the plugging device for deep foundation pit raft precipitation well provided by the utility model when the cover plate is installed.

The utility model provides a deep basal pit raft precipitation well plugging device, the shutoff of mainly used deep basal pit raft precipitation well, including a protection section of thick bamboo 1, fixed muscle 2 and suction pump 3, a protection section of thick bamboo 1 has certain height, and buries underground in the outside of precipitation well in advance, and the 1 top of a protection section of thick bamboo that preferably buries underground is higher than precipitation well top 300mm, certainly, and not be limited to here, plays the protection and supports the effect of well casing precipitation all can.

The top of the protection barrel 1 is transversely provided with a fixed rib 2, namely the fixed rib 2 is horizontally arranged at the top of the protection barrel 1, a water pump 3 is hung on the fixed rib 2 through a hoisting tool such as a rope body, a rod body and the like, and the water pumping bottom surface of the water pump 3 is ensured to be arranged on, above or below the construction surface of the precipitation well in the protection barrel 1; so set up, before the construction and in the work progress, open suction pump 3, utilize suction pump 3 to draw water, ensure that the downcast pipe well lasts precipitation, the elevation in the field of making level simultaneously ensures that the pipeline all buries behind the position below the bed course bottom surface, and the earthing is backfilled, and waterproof bed course of construction is waited to construct after the bed course reaches intensity waterproofing membrane, and concrete is poured after raft slab reinforcement accomplishes, waits for the concrete initial set, closes the downcast well, and the construction is ended.

The utility model discloses simple structure can guarantee the bed course and pave in advance and turn over to glue waterproofing membrane construction quality, ensures that the raft plate pours once and becomes excellent, avoids raft plate later stage seepage risk, ensures the engineering quality. In addition, this frock simple structure, easily operation, convenient processing can promote waterproof construction quality effectively, avoids the seepage risk for the site operation progress ensures simultaneously that green construction is up to standard.

Preferably, the protection tube 1 is made of welded Q235 steel plates, but the invention is not limited thereto, and the protection tube 1 may be made of various materials and processed in various manners, and the protection tube 1 may have various specific structures, which is not limited herein.

In an embodiment, in order to ensure that the fixing rib 2 is installed stably, a pair of first U-shaped grooves with openings at the upper ends can be arranged at the top of the protective cylinder 1, the two first U-shaped grooves are distributed symmetrically, the fixing rib 2 is placed in the first U-shaped groove of the protective cylinder 1, the diameter of the groove is preferably 20 mm-40 mm, the fixing rib 2 is a reinforcing bar rod, the water suction pump 3 is hung behind the fixing rib 2, the stressed reinforcing bar is hung in the two first U-shaped grooves, the fixing rib 2 can be effectively fixed by the arrangement of the first U-shaped grooves, the fixing rib 2 is prevented from sliding off, and finally, the water suction pump 3 is well fixed.

Preferably, fixed muscle 2 utilizes soft wire rope 4 fixed, specifically, and soft wire rope 4 one side ties up suction pump 3, and fixed muscle 2 is tied up to the opposite side, hangs suction pump 3 on fixed muscle 2, and its simple to operate is just firm.

Further, a cover plate 5 may be covered on the top of the protection cylinder 1, and the cover plate 5 is preferably a circular steel plate with the same external dimension as the protection cylinder 1, so as to be well matched with the protection cylinder 1, and prevent foreign objects from falling into the protection cylinder 1, and chemical drugs such as cement and admixture in concrete from polluting groundwater and causing water source environment damage.

Preferably, the cover plate 5 is covered on the top of the protection cylinder 1, and then the cover plate 5 is welded with the periphery of the protection cylinder 1 to prevent the cover plate 5 from falling off.

In another specific embodiment, in order to effectively place the water pump 3, a second U-shaped groove can be formed in the top of the protective cylinder 1 at a position where the two first U-shaped grooves are avoided, the second U-shaped groove is a U-shaped groove with an upward opening, a notch of the second U-shaped groove is equal to or slightly larger than the outer diameter of the water pump 3, the water pump 3 is suspended above the second U-shaped groove by using tools such as a soft steel wire rope 4, the mounting space is not occupied, and the cover plate 5 and the protective cylinder 1 are ensured to be well matched.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

It is right above that the utility model provides a deep basal pit raft precipitation well plugging device has carried out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a deep basal pit raft board precipitation well plugging device, its characterized in that, including bury underground in the precipitation well outside, be used for the protection to support a protection section of thick bamboo (1) of precipitation well pipe, the top of a protection section of thick bamboo (1) is horizontal fixed muscle (2), place in fixed muscle (2) hoist and mount have in protection section of thick bamboo (1) inside, be used for maintaining suction pump (3) that construction water is located the construction face below.

2. The plugging device for raft precipitation wells in deep foundation pits of claim 1, wherein the protection tube (1) is provided with a pair of first U-shaped grooves symmetrically distributed for placing the fixing ribs (2).

3. The plugging device for the raft precipitation well of the deep foundation pit according to claim 1, wherein the water suction pump (3) is hoisted to the fixing rib (2) through a soft steel wire rope (4).

4. The plugging device for the raft precipitation well of the deep foundation pit according to any one of claims 1 to 3, further comprising a cover plate (5) covering the top of the protection cylinder (1).

5. The plugging device for raft precipitation wells in deep foundation pits of claim 4, wherein the cover plate (5) is welded with the protection cylinder (1).

6. The plugging device for the raft precipitation well of the deep foundation pit according to claim 1, wherein the protection cylinder (1) is provided with a second U-shaped groove for placing the water pump (3).

7. The plugging device for a raft precipitation well of a deep foundation pit according to claim 1, wherein the protection cylinder (1) is made of welded Q235 steel plates.