CN217150215U

CN217150215U - Anti-floating anchor rod waterproof construction for building

Info

Publication number: CN217150215U
Application number: CN202220481289.3U
Authority: CN
Inventors: 王运涛; 刘宝堂
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-08-09
Anticipated expiration: 2032-03-08

Abstract

The utility model belongs to the building construction field discloses an anti-floating anchor rod waterproof construction for building, including the stock body, install stagnant water wing ring on the stock body, be located and be provided with the waterproof construction additional layer on the stock body at stagnant water wing ring top, the root of waterproof construction additional layer is provided with the waterproof layer that flushes with the construction face. Adopt stagnant water wing ring and the double-deck setting of waterproof layer, be provided with waterproof construction additional layer simultaneously between waterproof layer and stock body, realize triple water-proof effects, be waterproof in the grouting cavity respectively, the waterproof on construction surface top layer to and waterproof between waterproof layer and the stock body, and then eliminate current construction technology's defect.

Description

Anti-floating anchor rod waterproof construction for building

Technical Field

The utility model belongs to the construction field, concretely relates to anti-floating anchor rod waterproof construction for building.

Background

The anti-floating anchor rod is a general term of various pile types for resisting upward displacement of a building, and is different from a common foundation pile and has unique performance. In recent years, in order to better solve the shortage of land, the application of underground space is more and more extensive, and large underground structures with shallow underground water level, such as underground or open-air swimming pools, large basements, large underground caverns and the like, appear in engineering.

Because the underground structure has large building area, deeper foundation burial and relatively fewer building layers, the self weight of the structure is not enough to resist the buoyancy of underground water under the condition of the historical highest underground water level, and the anti-floating problem of the underground structure is increasingly prominent. Therefore, the underground structures are often in the form of anti-floating anchor rods, anti-floating piles and the like in anti-floating design. The anti-floating anchor rod is an important process in construction engineering, and the waterproof construction of the anti-floating anchor rod is one of the key processes. Basement waterproofing mostly adopts waterproofing membrane to carry out waterproofly, and only adopts waterproofing membrane can bring certain potential safety hazard, for example, waterproofing membrane appears separating and then leads to becoming invalid in the department of bonding with the stock body after using for a long time.

Disclosure of Invention

In order to solve the technical problem, the inventor reachs through practice and summary the utility model discloses a technical scheme, the utility model discloses an anti-floating anchor rod waterproof construction for building, including the stock body, install stagnant water wing ring on the stock body, be located and be provided with the waterproof construction additional layer on the stock body at stagnant water wing ring top, the root of waterproof construction additional layer is provided with the waterproof layer that flushes with the construction face.

On the basis of the embodiment, the water-stopping wing ring comprises a wing ring body and an elastic water-stopping strip embedded on the outer peripheral surface of the wing ring body.

Make following improvement on the basis of this embodiment, elasticity sealing rod includes the sealing rod body of being connected with the wing ring body, and the inside of sealing rod body is provided with the stagnant water structure of rigid support piece and a plurality of equidistant setting.

Make following improvement on the basis of this embodiment, be located stagnant water structure department be provided with the water inlet on the sealing rod body, the sealing structure includes that length is greater than rigid support piece's flexible support piece to and fill the bentonite at the sealing rod body inboard, work as when the swelling is met to the bentonite, flexible support piece stretches and supports the sealing rod body of corresponding position, and the sealing rod body abduction forms a nuclear type structure outstanding to both sides.

On the basis of the embodiment, the improvement is made that the additional waterproof structure layer comprises an additional structural layer integrally connected with the waterproof layer and a waterproof mortar reinforcing layer arranged outside the additional structural layer.

The improved anchor rod structure is characterized in that a pre-tightening cover body is covered on the outer side of the additional structural layer, and a water stop strip is arranged between the inner wall of the top of the pre-tightening cover body and the anchor rod body.

On the basis of the embodiment, the improvement is that a plurality of bearing tables are arranged on the outer side of the pre-tightening cover body, and inverted connecting sheets are arranged on the bearing tables.

Compared with the prior art, the utility model discloses can obtain following technological effect:

compared with the prior art, the utility model, adopt stagnant water wing ring and the double-deck setting of waterproof layer, be provided with the waterproof construction additional layer simultaneously between waterproof layer and stock body, realize triple water-proof effects, be waterproof in the grouting cavity respectively, the waterproof on construction surface top layer to and waterproof between waterproof layer and the stock body, and then eliminate current construction technology's defect.

Compared with the prior art, the utility model, stagnant water wing ring adopts the structural style of wing ring body and elastic water stop, through optimizing the improvement to its elastic water stop, specifically for adopting sealing rod body, rigidity support piece, flexible support piece, when inside bentonite meets water inflation, takes place the inflation and makes the sealing rod body of stagnant water structure department expand to the outside, forms a nuclear type waterproof construction.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a sectional view of the water stop wing ring of the present invention;

fig. 3 is a schematic structural view of a wing ring body of the water stop wing ring of the present invention;

fig. 4 is a sectional view of the water stopping structure of the elastic water stopping strip of the present invention;

fig. 5 is a schematic view of another overall structure (different from fig. 1) of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example (b): as shown in fig. 1, an anti-floating anchor rod waterproof structure for building, including anchor rod body 10, install stagnant water wing ring 20 on the anchor rod body 10, be provided with waterproof construction additional layer 30 on the anchor rod body 10 that is located stagnant water wing ring 20 top, the root of waterproof construction additional layer 30 is provided with the waterproof layer 40 that flushes with the construction face, waterproof construction additional layer 30 includes the additional structural layer 31 with waterproof layer 40 body coupling, and set up the waterproof mortar reinforced layer 32 in the additional structural layer 31 outside, wherein additional structural layer 31 and waterproof layer 40 all adopt pitch waterproof material, one kind in the modified waterproofing membrane of high polymer and the synthetic polymer waterproofing membrane. In as for the downthehole that drills in advance through stagnant water wing ring 20, slip casting and abundant tamping to inside, utilize inboard stagnant water wing ring 20 to realize the water-proof effects between stock body 10 and the downthehole concrete, realize the water repellent treatment effect between construction face and the hole through waterproof layer 40, utilize waterproof construction additional layer 30 to realize the water repellent treatment between its waterproof layer 40 and stock body 10.

The following improvements are made on the basis of the above embodiment: as shown in fig. 5, a pre-tightening cover 33 covers the outer side of the additional structural layer 31, a water stop strip is arranged between the inner wall of the top of the pre-tightening cover 33 and the anchor rod body 10, and when in use, the pre-tightening cover 33 applies pressure to the additional structural layer 31, so that the additional structural layer 31 is in a compression deformation state, and the bottom of the pre-tightening cover 33 is fixedly connected with the waterproof layer 40. A plurality of receiving platforms 331 are disposed on the outer side of the pre-tightening cover 33, and an inverted connecting sheet 332 is disposed on the receiving platforms 331. The receiving platform 331 and the connecting piece 332 on the outer side of the pre-tightened cover body 33 are convenient to keep close connection with the waterproof mortar reinforcing layer 32.

The following improvements are made on the basis of the above embodiment: as shown in fig. 2, the water stop wing ring 20 includes a wing ring body 21 mounted on the anchor rod body 10, and an elastic water stop strip 22 embedded on the outer peripheral surface of the wing ring body 21. Closely wrap up wing ring body 21 and the inside concrete of tamping of stake hole through elasticity sealing rod 22, realize that inside stock body 10 and the inside concrete of tamping of stake hole closely wrap up and realize the water repellent treatment effect.

The following improvements are made on the basis of the above embodiment: as shown in fig. 2 to 4, the elastic water stop strip 22 includes a water stop strip body 221 connected to the wing ring body 21, a rigid support member 222 and a plurality of water stop structures arranged at equal intervals are arranged inside the water stop strip body 221, a water inlet is arranged on the water stop strip body 221 at the position of the water stop structure, water inside the pile hole can enter the inside of the water stop strip body 221 through the water inlet, the water stop structure includes a flexible support member 223 with a length greater than that of the rigid support member 222, and bentonite 224 filled inside the water stop strip body 221, when water enters the inner side of the water stop strip body 221, when the bentonite 224 swells in the presence of water, the flexible supporting piece 223 stretches and supports the water stop strip body 221 at the corresponding position, the water stop strip body 221 stretches outwards and forms a nuclear structure protruding towards two sides, and then a water stop structure is formed, and the waterproof effect of the water stop strip body and the water stop strip body is achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an anti-floating anchor rod waterproof construction for building, its characterized in that, includes the stock body, installs stagnant water wing ring on the stock body, is located to be provided with the waterproof construction additional layer on the stock body at stagnant water wing ring top, and the root of waterproof construction additional layer is provided with the waterproof layer that flushes with the construction face.

2. The waterproof structure of an anti-floating anchor rod for a building according to claim 1, wherein the water stop wing ring comprises a wing ring body and an elastic water stop strip embedded in the outer circumferential surface of the wing ring body.

3. The anti-floating anchor rod waterproof structure for the building as claimed in claim 2, wherein the elastic water stop strip comprises a water stop strip body connected with the wing ring body, and a rigid support member and a plurality of water stop structures arranged at equal intervals are arranged inside the water stop strip body.

4. An anti-floating anchor rod waterproof structure for building according to claim 3, wherein the water stop strip body at the water stop structure is provided with a water inlet, the water stop structure comprises a flexible support member having a length greater than that of the rigid support member, and bentonite filled inside the water stop strip body, when the bentonite swells in water, the flexible support member is spread and supports the water stop strip body at a corresponding position, and the water stop strip body is spread and forms a core-shaped structure protruding to both sides.

5. The waterproof structure of the anti-floating anchor rod for the building of claim 1, wherein the additional layer of the waterproof structure comprises an additional structural layer integrally connected with the waterproof layer, and a waterproof mortar reinforcing layer arranged outside the additional structural layer.

6. The anti-floating anchor rod waterproof structure for the building as claimed in claim 5, wherein the outer side of the additional structural layer is covered with a pre-tightening cover body, and a water stop is arranged between the inner wall of the top of the pre-tightening cover body and the anchor rod body.

7. The anti-floating anchor rod waterproof structure for the building as claimed in claim 6, wherein a plurality of bearing platforms are arranged on the outer side of the pre-tightening cover body and inverted connecting pieces are arranged on the bearing platforms.