CN113718858A - Anti-floating anchor rod node waterproof structure for deep foundation pit - Google Patents
Anti-floating anchor rod node waterproof structure for deep foundation pit Download PDFInfo
- Publication number
- CN113718858A CN113718858A CN202111008689.9A CN202111008689A CN113718858A CN 113718858 A CN113718858 A CN 113718858A CN 202111008689 A CN202111008689 A CN 202111008689A CN 113718858 A CN113718858 A CN 113718858A
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- China
- Prior art keywords
- floating anchor
- anchor rod
- waterproof
- layer
- connecting plate
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/04—Watertight packings for use under hydraulic pressure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
Abstract
The invention discloses an anti-floating anchor rod node waterproof structure for a deep foundation pit, which comprises an anti-floating anchor rod body, an installation block and a rock-soil layer, wherein one end of the anti-floating anchor rod body is fixed in a groove of the rock-soil layer through the installation block, a propyl waterproof material layer is arranged at the upper end of the rock-soil layer on the surfaces of the installation block and the anti-floating anchor rod body, a composite waterproof coating layer is arranged at the upper end of the propyl waterproof material layer, a cement-based waterproof material layer is arranged at the upper end of the composite waterproof coating layer, a polyurethane waterproof layer is arranged at the upper end of the cement-based waterproof material layer, and a concrete fixing layer is arranged at the upper end of the polyurethane waterproof layer. This waterproof construction can make when the anti-floating anchor rod is installed fixedly anti-floating anchor rod node and ground basic unit face between have fine water-proof effects, prevents the groundwater seepage, influences the construction operation, can also cushion the guard action to the impact force that groundwater brought, can increase anti-floating anchor rod's life, and is comparatively practical.
Description
Technical Field
The invention belongs to the technical field of anti-floating anchor rods, and particularly relates to an anti-floating anchor rod node waterproof structure for a deep foundation pit.
Background
An anti-floating anchor rod is one of anti-floating measures for underground structure of building engineering. The anti-floating anchor rod refers to a structural member arranged for resisting upward displacement of a building on the anti-floating anchor rod, is related to the height and change of underground water level, and is opposite to the stress direction of the compression-resistant pile.
Anti-floating anchor rod is also used usually in the deep basal pit to be under construction, and traditional anti-floating anchor rod is not good at water-proof effects when installing, probably can cause groundwater's impulsive force too big, causes to leak around the anti-floating anchor rod, influences the quality of construction, for this reason, we have provided an anti-floating anchor rod node waterproof construction who is used for the deep basal pit.
Disclosure of Invention
The invention aims to: in order to overcome the prior art problem, provide an anti-floating anchor rod node waterproof construction for deep basal pit, solved among the prior art traditional anti-floating anchor rod when installing water-proof effects not good, probably can cause groundwater's impulsive force too big, cause anti-floating anchor rod to leak around, influence the technical problem of the quality of construction.
The purpose of the invention is realized by the following technical scheme:
the utility model provides an anti-floating anchor rod node waterproof construction for deep basal pit, anti-floating anchor rod node waterproof construction includes anti-floating anchor rod body, installation piece and ground layer, the one end of anti-floating anchor rod body is fixed in the cell body on ground layer through the installation piece, ground layer upper end has set up the waterproof material layer of propyl group on installation piece and anti-floating anchor rod body surface, and the waterproof material layer upper end of propyl group has set up compound waterproof coating layer, and compound waterproof coating layer upper end has set up cement base waterproof material layer, and cement base waterproof material layer upper end has set up the polyurethane waterproof layer, and polyurethane waterproof layer upper end has set up the concrete fixed bed.
According to a preferred embodiment, the anti-floating anchor node waterproof structure further comprises a first connecting plate and a second connecting plate, and the anti-floating anchor body penetrates through the top plate of the mounting block, the first connecting plate and the second connecting plate and is fixedly connected with the penetrating part; and the first connecting plate and the second connecting plate are positioned in the groove body of the rock-soil layer, and the first connecting plate and the second connecting plate are respectively contacted with the side wall of the groove body.
According to a preferable embodiment, the side edges of the first connecting plate and the second connecting plate are respectively provided with a mounting groove, and a water-swelling waterproof tape is arranged in the mounting groove.
According to a preferred embodiment, the bottom of the mounting block is provided with a lower sliding plate movably connected with the side wall of the mounting block, and the lower sliding plate is connected with the top plate of the mounting block through an elastic buffer piece; and the anti-floating anchor rod body penetrates through the lower sliding plate and is in sliding connection with the penetrating part.
According to a preferred embodiment, the elastic buffer is not limited to being a connection spring.
According to a preferred embodiment, the side wall of the mounting block is fixedly connected with a mounting plate, and the surface of the mounting plate is provided with a mounting hole matched with a fixing bolt; and the mounting plate is fixed on the top of the rock-soil layer through a fixing bolt.
According to a preferred embodiment, the mounting plate is of integral construction with the side wall of the mounting block.
According to a preferred embodiment, the mounting plate is connected to the side wall of the mounting block by welding.
According to a preferred embodiment, the number of the anti-floating anchor body in the anti-floating anchor node waterproof structure is four.
The aforementioned main aspects of the invention and their respective further alternatives can be freely combined to form a plurality of aspects, all of which are aspects that can be adopted and claimed by the present invention. The skilled person in the art can understand that there are many combinations, which are all the technical solutions to be protected by the present invention, according to the prior art and the common general knowledge after understanding the scheme of the present invention, and the technical solutions are not exhaustive herein.
The invention has the beneficial effects that:
1. through the combined action among the polyurethane waterproof layer, the cement-based waterproof material layer, the composite waterproof coating layer and the acrylic setting waterproof material layer, a node between the anti-floating anchor rod and the rock-soil base layer has good waterproof performance, the anti-floating anchor rod is prevented from leaking when being installed and used, the construction effect is influenced, underground water impact is prevented, the building construction is prevented from being influenced, the anti-floating anchor rod can be well fixed through the arranged concrete fixing layer, and the anti-floating anchor rod is convenient to fix and use;
2. through the cooperation between first connecting plate and the second connecting plate that sets up and the waterproof area of water-swelling, can avoid groundwater to upwards gush out through the standing groove of seting up in the ground layer, through the waterproof area of water-swelling can carry out expanded characteristic after meetting water, make be connected inseparabler between the waterproof area of water-swelling and the ground layer, can prevent that groundwater from gushing out in a large number, cooperation between coupling spring and the lower slide through setting up, can cushion the guard action to the installation piece, avoid the impact force of groundwater to cause the damage of installation piece, the life thereof is prolonged, the mounting panel through setting up is convenient for anti-floating anchor rod and ground layer to carry out fixed mounting and use.
Drawings
Fig. 1 is a schematic structural view of an anti-floating anchor node waterproof structure for a deep foundation pit according to an embodiment of the present invention;
fig. 2 is a top sectional view of a first connection plate in the anti-floating anchor node waterproof structure for a deep foundation pit, which is provided in fig. 1;
fig. 3 is a schematic cross-sectional view of the structure inside an installation block in an anti-floating anchor node waterproof structure for a deep foundation pit according to the present invention;
fig. 4 is a schematic structural view illustrating installation of an anti-floating anchor in the anti-floating anchor node waterproof structure for a deep foundation pit, which is provided in fig. 1.
Wherein, 1-the anti-floating anchor rod body; 2-mounting the block; 3, mounting a plate; 4-a first connection plate; 5-water-swellable waterproof tape; 6-a second connecting plate; 7-mounting grooves; 8-connecting a spring; 9-a lower sliding plate; 10-concrete fixing layer; 11-a polyurethane waterproof layer; 12-a layer of cement-based waterproofing material; 13-composite waterproof coating layer; 14-a layer of a hydraulic waterproofing material; 15-rock and soil layer.
Detailed Description
The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in figures 1-4, the invention provides an anti-floating anchor rod node waterproof structure for a deep foundation pit, which comprises an installation block 2, an anti-floating anchor rod body 1, a rock-soil layer 15, a first connecting plate 4, a second connecting plate 6 and a lower sliding plate 9, wherein a propyl waterproof material layer 14 is arranged at the upper end of the rock-soil layer 15 on the surfaces of the installation block 2 and the anti-floating anchor rod body 1, the propyl waterproof material layer 14 can achieve primary waterproof protection, a composite waterproof coating layer 13 is arranged at the upper end of the propyl waterproof material layer 14, the composite waterproof coating layer 13 can achieve secondary waterproof protection, a cement-based waterproof material layer 12 is arranged at the upper end of the composite waterproof coating layer 13, the cement-based waterproof material layer 12 can achieve tertiary waterproof protection, a polyurethane waterproof layer 11 is arranged at the upper end of the cement-based waterproof material layer 12, the polyurethane waterproof layer 11 can achieve quaternary waterproof protection, a concrete fixing layer 10 is arranged at the upper end of the polyurethane waterproof layer 11, the concrete fixing layer 10 can fix the anti-floating anchor rod body 1.
Preferably, the anti-floating anchor rod body 1 penetrates through the installation block 2, the first connecting plate 4 and the second connecting plate 6 and is fixedly connected with the penetrating position.
Preferably, the number of anti-floating anchor rod body 1 is four, installation piece 2 is inside to be set up with the inside sliding connection's of installation piece lower slide 9, lower slide 9 can be convenient for make coupling spring 8 compress the buffering protection.
Preferably, the anti-floating anchor rod body 1 penetrates through the lower sliding plate 9 and is connected with the penetrating part in a sliding manner.
Preferably, 2 equal fixed connection of both sides surface of installation piece mounting panel 3, 3 surfaces of mounting panel have seted up with fixing bolt matched with mounting hole, and the mounting hole is convenient for cooperate with fixing bolt, is convenient for carry out preliminary installation between anti-floating anchor and ground layer 15.
Preferably, first connecting plate 4 and the inside mounting groove 7 of having all seted up of second connecting plate 6, the inside equal fixed connection of mounting groove 7 of seting up of first connecting plate 4 and second connecting plate 6 has met water inflation waterproof tape 5, meets water inflation waterproof tape 5 and can carry out water-proof effects, can expand when meetting water, and is inseparabler with being connected between the ground layer 15, plays water-proof effects.
Preferably, the placing groove is formed in the rock-soil layer 15, the first connecting plate 4 and the second connecting plate 6 are placed in the placing groove, and the first connecting plate 4 and the second connecting plate 6 are convenient to mount through the arranged placing groove.
Preferably, the upper end of the lower sliding plate 9 is fixedly connected with a connecting spring 8 fixedly connected with the inner upper end of the installation block 2, and the connecting spring 8 can play a role in buffering and protecting the installation block 2 and the anti-floating anchor rod body 1, so that the service life is prolonged.
The specific working principle and the using method of the invention are as follows:
the invention provides an anti-floating anchor rod node waterproof structure for a deep foundation pit, which is used for arranging a placing groove on the surface of a rock-soil layer 15, then placing an anti-floating anchor rod body 1, a first connecting plate 4 and a second connecting plate 6 in the placing groove by holding the anti-floating anchor rod body 1 by hand, then matching a fixing bolt with the mounting hole through a mounting hole arranged on the surface of a mounting plate 3, then preliminarily fixing a mounting block 2 and the surface of the rock-soil layer 15, then laying a propyl waterproof material layer 14 at the upper end of the rock-soil layer 15 and around the mounting block 2, then laying a composite waterproof coating layer 13 at the upper end of the propyl waterproof material layer 14, then laying a cement-based waterproof material layer 12 at the upper end of the composite waterproof coating layer 13, then laying a polyurethane waterproof layer 11 at the upper end of the cement-based waterproof material layer 12, and finally laying a concrete fixing layer 10 at the upper end of the polyurethane waterproof layer 11 for fixing, through the operation, the anti-floating anchor rod body 1 is installed and used.
Through polyurethane waterproof layer 11, cement base waterproof material layer 12, combined action between compound waterproof coating layer 13 and the propyl waterproof material layer 14 that congeals, can make the node between anti-floating anchor rod body 1 and the ground basic unit have fine waterproof performance, when standing groove inside gets into groundwater, expand through the effect of water-swelling waterproof tape 5, then it is inseparabler to make to be connected between water-swelling waterproof tape 5 and the ground layer 15, can play fine waterproof effect, can cushion the guard action to the impact force of groundwater through coupling spring 8, increase the life of installation piece 2 and anti-floating anchor rod.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. An anti-floating anchor rod node waterproof structure for a deep foundation pit comprises an anti-floating anchor rod body (1), an installation block (2) and a rock-soil layer (15), wherein one end of the anti-floating anchor rod body (1) is fixed in a groove body of the rock-soil layer (15) through the installation block (2),
rock-soil layer (15) upper end has set up on installation piece (2) and anti-floating anchor rod body (1) surface and has congealed waterproof material layer (14), and congealed waterproof material layer (14) upper end has set up compound waterproof coating layer (13), and compound waterproof coating layer (13) upper end has set up cement base waterproof material layer (12), and cement base waterproof material layer (12) upper end has set up polyurethane waterproof layer (11), and polyurethane waterproof layer (11) upper end has set up concrete fixed bed (10).
2. The anti-floating anchor node waterproof structure according to claim 1, further comprising a first connecting plate (4) and a second connecting plate (6),
the anti-floating anchor rod body (1) penetrates through a top plate of the mounting block (2), the first connecting plate (4) and the second connecting plate (6) and is fixedly connected with the penetrating part;
and the first connecting plate (4) and the second connecting plate (6) are positioned in a groove body of the rock-soil layer (15), and the first connecting plate (4) and the second connecting plate (6) are respectively contacted with the side wall of the groove body.
3. The waterproof structure of an anti-floating anchor rod node according to claim 2, characterized in that the lateral edges of the first connecting plate (4) and the second connecting plate (6) are provided with mounting grooves (7), and a waterproof tape (5) expanding with water is arranged in the mounting grooves (7).
4. The anti-floating anchor rod node waterproof structure according to claim 1, wherein a lower sliding plate (9) movably connected with the side wall of the mounting block (2) is arranged at the bottom of the mounting block (2), and the lower sliding plate (9) is connected with the top plate of the mounting block (2) through an elastic buffer;
and the anti-floating anchor rod body (1) penetrates through the lower sliding plate (9) and is connected with the penetrating part in a sliding manner.
5. Anti-floating anchor node waterproofing structure according to claim 4, wherein said elastic buffer is not limited to the connection spring (8).
6. The anti-floating anchor rod node waterproof structure as claimed in claim 1, wherein the side wall of the mounting block (2) is fixedly connected with a mounting plate (3), and a mounting hole matched with a fixing bolt is formed in the surface of the mounting plate (3);
and the mounting plate (3) is fixed on the top of the rock-soil layer (15) through a fixing bolt.
7. The waterproof structure of the anti-floating anchor rod node of claim 6, wherein the mounting plate (3) and the side wall of the mounting block (2) are of an integral structure.
8. The waterproof structure of the anti-floating anchor rod node of claim 6, wherein the mounting plate (3) is connected with the side wall of the mounting block (2) in a welding manner.
9. The waterproof structure of an anti-floating anchor node according to claim 1, wherein the number of the anti-floating anchor bodies (1) in the waterproof structure of an anti-floating anchor node is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111008689.9A CN113718858A (en) | 2021-08-31 | 2021-08-31 | Anti-floating anchor rod node waterproof structure for deep foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111008689.9A CN113718858A (en) | 2021-08-31 | 2021-08-31 | Anti-floating anchor rod node waterproof structure for deep foundation pit |
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| Publication Number | Publication Date |
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| CN113718858A true CN113718858A (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111008689.9A Pending CN113718858A (en) | 2021-08-31 | 2021-08-31 | Anti-floating anchor rod node waterproof structure for deep foundation pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115369870A (en) * | 2022-09-22 | 2022-11-22 | 中国五冶集团有限公司 | Post-cast anti-floating anchor rod |
-
2021
- 2021-08-31 CN CN202111008689.9A patent/CN113718858A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115369870A (en) * | 2022-09-22 | 2022-11-22 | 中国五冶集团有限公司 | Post-cast anti-floating anchor rod |
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