CN214884227U - Prevent that ground from sinking and causing construction equipment of damage to municipal drainage pipe network - Google Patents

Abstract

The utility model relates to a prevent ground technical field that caves in, and disclose a prevent that ground from sinking and cause construction equipment of damage to municipal drainage pipe network, construction equipment includes the slip casting mouth, slip casting mouth top is provided with the slip casting machine, slip casting mouth bottom is provided with the drain pipe, the drain pipe periphery side is provided with concrete layer, the concrete layer top is provided with waterproof layer, waterproof layer both sides are provided with the barrier layer, it is provided with anti-corrosion coating to go up barrier layer one side, anti-corrosion coating one side is provided with the anchor strut, the concrete layer bottom is provided with the ground basic unit, be provided with barrier layer down between concrete layer and the ground basic unit, ground basic unit one side is provided with takes out husky mouth, take out husky mouthful external connection has the pump body. The foundation layer, the concrete layer and the anti-seepage anti-corrosion layer are additionally arranged outside the drain pipe, so that the phenomenon of ground subsidence cannot occur, the integral ground subsidence prevention function is good, and the service life is long.

Description

Prevent that ground from sinking and causing construction equipment of damage to municipal drainage pipe network

Technical Field

The utility model relates to a prevent that ground from sinking into technical field specifically is a prevent that ground from sinking into and causing construction equipment of damage to municipal drainage pipe network.

Background

The urban drainage pipe network is an important component of urban construction, is closely related to daily life of people, is related to the national people, and has positive and profound influence on the development of local economy, the improvement of resident life and working conditions and the optimization of investment environment. However, in recent years, road surface collapse and rainstorm are caused frequently due to the reason of drainage pipelines, when rainwater cannot be drained in time, urban water flooding events are increased increasingly and gradually become industrial problems, and inconvenience is brought to urban construction and people's life.

The prior art has the following defects and shortcomings:

because the drainage pipeline is corroded by the environment and is permeated, a seepage field can be formed around the pipeline, the seepage field can cause the change of the mechanical property of the soil body under the coupling action with the surrounding soil body, an underground water sac mixed with soil and water is formed, and once the seepage field is influenced by the ground or underground construction, the ground collapse accident can occur, so that the production cost is increased, the casualties can be caused, and therefore, corresponding measures are required to be taken for the ground collapse problem of the urban drainage pipeline network.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a construction device for preventing the municipal drainage pipe network from being damaged by the ground subsidence, which can solve the problem that the ground collapses caused by the existing drainage pipe network being corroded by the environment and permeating; the utility model discloses an add the foundation of the earth's surface layer in the drain pipe outside, concrete layer and prevention of seepage corrosion coating ensure can not appear the phenomenon of sinking into the ground, and holistic ground that prevents sinks into the function good, long service life effectively solves drainage pipe and receives the corruption of environment and the condition that the infiltration appears and lead to the ground problem of collapsing.

For realizing foretell a prevent that ground from sinking to cause the construction method of damage to municipal drainage pipe network and ensure that the phenomenon of sinking can not appear, holistic ground of preventing sinks to function well, long service life's purpose, the utility model provides a following technical scheme: the utility model provides a prevent that ground from sinking and causing construction equipment of damage to municipal drainage pipe network, construction equipment includes the slip casting mouth, the slip casting mouth top is provided with the slip casting machine, the slip casting mouth bottom is provided with the drain pipe, drain pipe periphery side is provided with concrete layer, the concrete layer top is provided with waterproof layer, waterproof layer both sides are provided with the barrier layer, it is provided with anti-corrosion coating to go up barrier layer one side, anti-corrosion coating one side is provided with the anchor strut, the concrete layer bottom is provided with the ground basic unit, be provided with down the barrier layer between concrete layer and the ground basic unit, ground basic unit one side is provided with takes out husky mouth, take out husky mouthful external connection and have the pump body.

Preferably, the ground base layer is Y-shaped, and the thickness of the ground base layer is larger than that of the concrete layer.

Preferably, the waterproof soil layer is of a double-layer impermeable membrane structure.

Preferably, the reinforcing rods are symmetrically distributed on two sides of the anti-corrosion layer, the reinforcing rods are fixedly installed in the foundation through bolts, and the reinforcing rods are made of corrosion-resistant alloy steel materials.

Preferably, one end of the sand pumping port is connected with the pump body through a pipeline, and the other end of the sand pumping port extends into the foundation layer.

Further, the construction method comprises the following steps,

firstly, a cutting tool is used for cutting holes matched with the outer dimensions of a waterproof soil layer, a concrete layer and a foundation layer, and then a sand pumping port connected with a pump body is arranged in a penetrating manner in the hole on the left side of the Y-shaped hole matched with the foundation layer;

step two, starting a pump body, pumping away sandy soil inside the foundation layer, the concrete layer and the waterproof soil layer, starting a grouting machine after the sandy soil inside the foundation layer is pumped away, injecting broken foundation stones into the foundation layer through a grouting port, injecting the broken foundation stones from the grouting port, and filling the inside of the foundation layer to form the foundation layer;

thirdly, starting the grouting machine again, injecting an anti-seepage solution into the upper surface layer of the foundation layer through the grouting port, injecting the anti-seepage solution from the grouting port, and filling a layer on the upper surface layer of the foundation layer to form a lower anti-seepage layer;

step four, installing a drain pipe, starting the grouting machine again after the installation is finished, and injecting concrete solution into the concrete layer through the grouting port to form the concrete layer;

and fifthly, laying a waterproof geomembrane at the upper end of the concrete layer, namely the inside of the waterproof soil layer, and additionally arranging an impermeable layer, an anti-corrosion layer and a reinforcing rod at two sides of the waterproof soil layer to reform the structure of the waterproof soil layer.

Compared with the prior art, the utility model provides a prevent that ground from sinking into and cause the construction method of damage to municipal drainage pipe network possesses following beneficial effect:

the construction method for preventing the municipal drainage pipe network from being damaged by ground subsidence comprises the steps of pumping sand around a drainage pipe by arranging a pump body, arranging a grouting machine above the drainage pipe, injecting crushed gravel to the bottom of a concrete layer through a grouting port, forming a ground base layer at the bottom of the drainage pipe, stably supporting the drainage pipe, increasing the stability of a foundation when the drainage pipe is placed, filling concrete layer to replace the sand around the drainage pipe, reinforcing the structural fixation of the drainage pipe by the concrete layer, arranging a waterproof soil layer with a waterproof soil structure above the drainage pipe, effectively preventing rainwater from penetrating from the top of the drainage pipe to corrode the drainage pipe, and arranging an upper anti-seepage layer and an anti-corrosion layer at two sides of the waterproof soil layer to further improve the waterproof and anti-corrosion performances of the waterproof soil layer, still be provided with the anchor strut in waterproof soil layer both sides and improve waterproof soil layer's overall structure stability, effectively ensure that can not appear permeating and cause the phenomenon that falls into, holistic ground that prevents falls into function good, long service life.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a grouting port; 2. grouting machine; 3. a drain pipe; 4. a concrete layer; 5. a waterproof soil layer; 6. an upper impermeable layer; 7. an anti-corrosion layer; 8. a reinforcing rod; 9. a ground layer; 10. a lower barrier layer; 11. a sand pumping port; 12. and a pump body.

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.

Referring to fig. 1, the construction device for preventing the municipal drainage pipe network from being damaged by the ground subsidence comprises a grouting opening 1, a grouting machine 2 is arranged at the top of the grouting opening 1, a drainage pipe 3 is arranged at the bottom of the grouting opening 1, a concrete layer 4 is arranged on the periphery side of the drainage pipe 3, a waterproof soil layer 5 is arranged at the top of the concrete layer 4, upper anti-seepage layers 6 are arranged on two sides of the waterproof soil layer 5, an anti-corrosion layer 7 is arranged on one side of the upper anti-seepage layers 6, a reinforcing rod 8 is arranged on one side of the anti-corrosion layer 7, a ground base layer 9 is arranged at the bottom of the concrete layer 4, a lower anti-seepage layer 10 is arranged between the concrete layer 4 and the ground base layer 9, a sand pumping opening 11 is arranged on one side of the ground base layer 9, and a pump body 12 is externally connected with the sand pumping opening 11.

In conclusion, the foundation layer 9 is Y-shaped, the thickness of the foundation layer 9 is larger than that of the concrete layer 4, and the drainage pipe 3 can be stably supported through the foundation layer 9; the waterproof soil layer 5 is of a double-layer impermeable membrane structure, and the waterproof soil layer 5 effectively prevents rainwater from permeating from the top of the drain pipe 3 to corrode the drain pipe 3; the reinforcing rods 8 are symmetrically distributed on two sides of the anti-corrosion layer 7, the reinforcing rods 8 are fixedly installed in the foundation through bolts, the reinforcing rods 8 are made of corrosion-resistant alloy steel materials, and the overall structural stability of the waterproof soil layer 5 is improved through the reinforcing rods 8; the sand pumping port 11 is connected with the pump body 12 through a pipeline, the other end of the sand pumping port 11 extends to the inside of the foundation layer 9, and sand in the foundation layer 9, the concrete layer 4 and the waterproof soil layer 5 is pumped away through the sand pumping port 11.

The utility model relates to a working and using process and an installation method, in particular to a construction method for preventing ground subsidence from damaging a municipal drainage pipe network, which comprises the following steps,

firstly, a cutting tool is used for chiseling holes matched with the outer dimensions of a waterproof soil layer 5, a concrete layer 4 and a foundation layer 9, and then a sand pumping port 11 connected with a pump body 12 is arranged in a penetrating mode in the hole on the left side of the Y-shaped hole matched with the foundation layer 9; then starting a pump body 12, pumping away sandy soil inside the foundation layer 9, the concrete layer 4 and the waterproof soil layer 5, starting a grouting machine 2 after the sandy soil inside the foundation layer 9 is pumped away, injecting broken foundation stones into the foundation layer 9 through a grouting port 1, and filling the broken foundation stones into the foundation layer 9 through the grouting port 1 to form the foundation layer 9; then, starting the grouting machine 2 again, injecting an anti-seepage solution into the upper surface of the foundation layer 9 through the grouting port 1, injecting the anti-seepage solution from the grouting port 1, and filling a layer on the upper surface of the foundation layer 9 to form a lower anti-seepage layer 10; then, installing a drain pipe 3, after the installation is finished, starting the grouting machine 2 again, and injecting concrete solution into the concrete layer 4 through the grouting opening 1 to form a concrete layer 4; finally, laying a waterproof geomembrane at the upper end of the concrete layer 4, namely inside the waterproof soil layer 5, and additionally arranging an impermeable layer 6, an anti-corrosion layer 7 and a reinforcing rod 8 at two sides of the waterproof soil layer 5 to reform the structure of the waterproof soil layer 5;

the construction method for preventing the municipal drainage pipe network from being damaged by ground subsidence comprises the steps of pumping sand around a drainage pipe 3 by arranging a pump body 12, filling crushed sand into the bottom of a concrete layer 4 through a grouting port 1 by arranging a grouting machine 2 above the drainage pipe 3 to form a ground base layer 9 at the bottom of the drainage pipe 3, wherein the ground base layer 9 can play a role of stably supporting the drainage pipe 3 to increase the stability of a foundation when the drainage pipe 3 is placed, meanwhile, the concrete layer 4 is filled around the drainage pipe 3 to replace the sand through the concrete, the structural fixation of the drainage pipe 3 is enhanced through the concrete layer 4, a waterproof soil layer 5 with a waterproof soil structure is arranged above the drainage pipe 3, so that the drainage pipe 3 is effectively prevented from being corroded by rainwater which permeates from the top of the drainage pipe 3, and the waterproof and corrosion- proof layers 6 and 7 are arranged on two sides of the waterproof soil layer 5 to further improve the waterproof and corrosion-proof performances of the waterproof soil layer 5, still be provided with the anchor strut 8 in 5 both sides of waterproof soil layer and improve 5 overall structure stability of waterproof soil layer, effectively ensure that can not appear permeating and cause the phenomenon of sinking into the ground, holistic preventing that the ground is sunk the function good, long service life.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a prevent that ground from sinking and cause construction equipment of damage to municipal drainage pipe network, its characterized in that: the construction device comprises a grouting opening (1), a grouting machine (2) is arranged at the top of the grouting opening (1), a drain pipe (3) is arranged at the bottom of the grouting opening (1), a concrete layer (4) is arranged on the outer peripheral side of the drain pipe (3), a waterproof soil layer (5) is arranged at the top of the concrete layer (4), two sides of the waterproof soil layer (5) are provided with an upper anti-seepage layer (6), one side of the upper anti-seepage layer (6) is provided with an anti-corrosion layer (7), one side of the anti-corrosion layer (7) is provided with a reinforcing rod (8), the bottom of the concrete layer (4) is provided with a ground base layer (9), a lower anti-seepage layer (10) is arranged between the concrete layer (4) and the ground base layer (9), one side of the ground base layer (9) is provided with a sand pumping opening (11), and the sand pumping opening (11) is externally connected with a pump body (12).

2. The construction equipment for preventing ground subsidence from damaging municipal drainage pipe network according to claim 1, wherein: the foundation course (9) is Y-shaped, and the thickness of the foundation course (9) is larger than that of the concrete layer (4).

3. The construction equipment for preventing ground subsidence from damaging municipal drainage pipe network according to claim 1, wherein: the waterproof soil layer (5) is of a double-layer impermeable membrane structure.

4. The construction equipment for preventing ground subsidence from damaging municipal drainage pipe network according to claim 1, wherein: the reinforcing rods (8) are symmetrically distributed on two sides of the anti-corrosion layer (7), the reinforcing rods (8) are fixedly installed in the foundation through bolts, and the reinforcing rods (8) are made of corrosion-resistant alloy steel materials.

5. The construction equipment for preventing ground subsidence from damaging municipal drainage pipe network according to claim 1, wherein: one end of the sand pumping port (11) is connected with the pump body (12) through a pipeline, and the other end of the sand pumping port (11) extends into the ground base layer (9).

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