CN210797598U - Deep basal pit stagnant water structure - Google Patents
Deep basal pit stagnant water structure Download PDFInfo
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- CN210797598U CN210797598U CN201921525897.4U CN201921525897U CN210797598U CN 210797598 U CN210797598 U CN 210797598U CN 201921525897 U CN201921525897 U CN 201921525897U CN 210797598 U CN210797598 U CN 210797598U
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Abstract
The utility model relates to a deep foundation pit water stop structure, which comprises a plurality of water stop piles formed by pouring concrete, wherein the water stop piles are arranged on the inner wall of the deep foundation pit and are mutually meshed; the waterproof pile is characterized in that a plurality of waterproof bodies used for supporting the waterproof pile are embedded in the waterproof pile and connected with one another. The utility model discloses can improve the stability of deep basal pit stagnant water structure to improve its prevention of seepage water effect, have the effect that reduces groundwater and cause the influence to the deep basal pit construction.
Description
Technical Field
The utility model belongs to the technical field of the technique of deep basal pit and specifically relates to a deep basal pit stagnant water structure is related to.
Background
At present, underground construction engineering in China is continuously developed, and the construction technology of deep foundation pits is more and more concerned. The construction of deep basal pit usually needs to be gone on under dry condition, however when excavating the deep basal pit, because the aquifer is cut off, and ground water level is higher than excavation ground in addition, leads to in the continuous infiltration deep basal pit of groundwater under the deep basal pit lateral wall and the deep basal pit in, causes the deep basal pit to soak, makes the foundation bearing capacity descend, still can arouse phenomenons such as sand flow, piping and slope unstability, increases the construction degree of difficulty. In order to reduce the influence of underground water on construction, a waterproof curtain composed of cement mixing piles or high-pressure jet grouting piles is usually arranged on a construction unit to prevent the leakage of underground water and ensure the safety of deep foundation pit construction.
The utility model discloses a utility model patent that publication number is CN202380471U discloses a compound stagnant water curtain structure of foundation ditch, and it spouts the stake soon including the cement stirring stake and the triplex pipe of locating the foundation ditch outside, and the cement stirring stake is located the triplex pipe and is spouted the stake skin soon, and this utility model discloses can prevent the foundation ditch infiltration effectively.
The above prior art solutions have the following drawbacks: because cement stirring stake is located the triplex pipe and is spouted the stake skin soon for there is the clearance between cement stirring stake and the triplex pipe spout the stake soon, leads to the structure of compound water-stop curtain not inseparable, reduces the stability of compound water-stop curtain, thereby reduces the prevention of seepage water effect of compound water-stop curtain, influences the construction of foundation ditch.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a deep basal pit stagnant water structure, it can improve the stability of deep basal pit stagnant water structure to improve its prevention of seepage water effect, have the effect that reduces groundwater and cause the influence to the deep basal pit construction.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a deep foundation pit water stopping structure comprises a plurality of water stopping piles formed by pouring concrete, wherein the water stopping piles are arranged on the inner wall of a deep foundation pit and are mutually occluded; the waterproof pile is characterized in that a plurality of waterproof bodies used for supporting the waterproof pile are embedded in the waterproof pile and connected with one another.
Through adopting above-mentioned technical scheme, through setting up the stagnant water stake, mutual interlock, zonulae occludens between the stagnant water stake to reduce the clearance between the stagnant water stake, make in the stagnant water stake can effectually block groundwater infiltration deep basal pit, and stagnant water stake zonulae occludens back stability improves, make deep basal pit stagnant water structural stability improve, thereby improve deep basal pit stagnant water structural prevention of seepage water effect, reduce groundwater and cause the influence to the deep basal pit construction. Through set up the waterproof body in the stagnant water stake, insert the waterproof body after digging the hole underground earlier, then pour the concrete in the hole again, can make the waterproof body fix in the stagnant water stake, support the stagnant water stake and closely combine with the stagnant water stake, help the firm setting of stagnant water stake to further improve its stability, and effectively strengthen the compressive capacity of deep basal pit stagnant water structure, help deep basal pit stagnant water structure full play its prevention of seepage water effect.
The utility model discloses further set up to: the waterproof body comprises a hollow main body part, a connecting part and a plugging part, wherein the two ends of the main body part are open, one side of the connecting part is connected with the main body part, the other side of the connecting part is connected with the plugging part, an opening for inserting the plugging part of the adjacent waterproof body is formed in one side, far away from the connecting part, of the main body part, the opening is matched with the connecting part, the plugging part can be inserted into the main body part of the adjacent waterproof body, and the opening limits the plugging part to.
By adopting the technical scheme, through setting up grafting portion and opening, the grafting portion of a waterproof body can insert in the main part of another connector, and after grafting portion inserted adjacent main part, the opening can restrict grafting portion and shift out the main part for two adjacent waterproof bodies can be connected, thereby realize the connection of a plurality of waterproof body. The waterproof bodies are inserted into the holes and are connected with each other, and then concrete is poured, so that the waterproof bodies are fixed in the water stop piles conveniently, and the deep foundation pit water stop structure is convenient to arrange.
The utility model discloses further set up to: and an elastic sealing layer is arranged at the joint of the insertion part and the main body part of the adjacent waterproof body.
Through adopting above-mentioned technical scheme, through setting up the elastic sealing layer, after adjacent waterproof body interconnect, the grafting portion of a waterproof body can laminate with the main part of another waterproof body, reduce the clearance between the two, thereby reduce the space of activity between two adjacent waterproof bodies, make zonulae occludens between the waterproof body, improve the stability of waterproof body, be convenient for on the one hand connect between the waterproof body, on the other hand can improve the stability of stagnant water stake, thereby improve the stability of deep basal pit stagnant water structure, help the effect of blockking of deep basal pit stagnant water structure to groundwater.
The utility model discloses further set up to: and reinforcing ribs are arranged on the side wall of the main body part.
Through adopting above-mentioned technical scheme, through setting up the strengthening rib, the compressive capacity of waterproof body can be strengthened to the strengthening rib, can disperse the concrete when downthehole concreting to the oppression power of waterproof body to make waterproof body can be better play the supporting role to the stagnant water stake, help the stagnant water stake firm, inseparable interlock to be in the same place, further improve the prevention of seepage water effect of deep basal pit stagnant water structure.
The utility model discloses further set up to: the reinforcing ribs are provided with grooves which are horizontally or obliquely arranged.
Through adopting above-mentioned technical scheme, through setting up the recess, when getting into concrete placement downthehole, the concrete can get into the recess in, exerts downward pressure on the strengthening rib to make strengthening rib and waterproof body can stabilize fix subaerial, further improve waterproof body stability.
The utility model discloses further set up to: the body portion is substantially triangular in cross-section.
Through adopting above-mentioned technical scheme, through setting up the main part cross section for triangle-shaped basically, because triangle-shaped has higher stability, can improve the stability of waterproof body, make fixing in the stagnant water stake that waterproof body can stabilize to it is better to make the prevention of seepage water effect of deep basal pit stagnant water structure.
The utility model discloses further set up to: the bottom of the waterproof body is provided with a spike part with a downward pointed end.
Through adopting above-mentioned technical scheme, through setting up spine portion, convex spine portion can insert ground to fix the waterproof body subaerial, be convenient for pour the concrete, and the pointed end of spine portion can reduce the concrete to the resistance of waterproof body, is favorable to self to inserting ground, still is favorable to improving the stability of waterproof body and stagnant water stake, thereby is favorable to the better prevention of seepage water effect of performance of deep basal pit stagnant water structure.
The utility model discloses further set up to: the waterproof body is made of steel.
Through adopting above-mentioned technical scheme, the steel has that intensity is big, plasticity and toughness are good, the leakproofness is good advantage, sets up the waterproof body into being made by the steel through the setting, effectively improves the stability and the compressive capacity of waterproof body to make its stagnant water function of better performance of deep basal pit stagnant water structure.
To sum up, the utility model discloses a beneficial technological effect does:
1. through setting up the stagnant water stake, mutual interlock, zonulae occludens between the stagnant water stake to reduce the clearance between the stagnant water stake, make in the stagnant water stake can effectually block groundwater infiltration deep basal pit, and stagnant water stake zonulae occludens back stability improves, make deep basal pit stagnant water structural stability improve, thereby improve deep basal pit stagnant water structural prevention of seepage water effect, reduce groundwater and cause the influence to the deep basal pit construction. The waterproof body is arranged in the water-stopping pile, the waterproof body is inserted after the hole is dug underground, and then concrete is poured in the hole, so that the waterproof body can be fixed in the water-stopping pile, the water-stopping pile is supported and tightly combined with the water-stopping pile, the stable arrangement of the water-stopping pile is facilitated, the stability of the water-stopping pile is further improved, the pressure resistance of the water-stopping structure of the deep foundation pit is effectively enhanced, and the water-stopping structure of the deep foundation pit can fully play a role in preventing water seepage;
2. through setting up sealing layer and strengthening rib, further improve the stability of preventing water to improve the stability of stagnant water stake, and then improve the stability of deep basal pit stagnant water structure, the prevention of seepage water effect is better.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view for embodying a waterproof body.
In the figure, 1, a water stop pile; 2. a waterproof body; 21. a main body portion; 211. an opening; 22. a connecting portion; 23. a plug-in part; 3. a sealing layer; 4. reinforcing ribs; 41. a groove; 5. a spine part.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-2.
Referring to fig. 1, for the utility model discloses a deep basal pit stagnant water structure, enclose into circular shape stagnant water stake 1 including a plurality of interconnect, 1 embedded waterproofing body 2 that is used for supporting stagnant water stake 1 that is equipped with of stagnant water stake, stagnant water stake 1 constitutes inseparable stagnant water structure with waterproofing body 2, and the deep basal pit inside wall is located to this structure, can effectually prevent in the groundwater infiltration foundation ditch in the deep basal pit lateral wall.
Referring to fig. 1, the water-stopping piles 1 are formed by pouring concrete in holes after drilling on the ground of a construction site, and the water-stopping piles 1 are mutually occluded to enable tight connection between any two adjacent water-stopping piles 1, so that gaps between the water-stopping piles 1 are reduced, and the water-stopping piles 1 can stop groundwater from permeating into a deep foundation pit. And after the sealing pile 1 is tightly connected, the stability is improved, so that the stability of the deep foundation pit sealing structure is improved, the water seepage prevention effect of the deep foundation pit sealing structure is improved, and the influence of underground water on the construction of the deep foundation pit is reduced.
Referring to fig. 1, the waterproof bodies 2 are equal to the waterproof piles 1, the waterproof bodies 2 are correspondingly embedded in each waterproof pile 1, the length direction of each waterproof body 2 is the same as that of each waterproof pile 1, and the adjacent waterproof bodies 2 are connected with each other. As shown in fig. 2, the waterproof body 2 includes a main body 21, and the main body 21 is hollow and has two open ends, and the cross section is substantially triangular. The waterproof body 2 further comprises a connecting part 22 and a plugging part 23, the connecting part 22 is connected to one side of the main body part 21, the plugging part 23 is connected to one side of the connecting part 22, which is far away from the main body part 21, and the plugging part 23 is connected to one vertex angle of the triangle when viewed from the cross section. The length directions of the insertion part 23 and the connection part 22 are the same as the length direction of the main body part 21, two ends of the connection part 22 respectively extend to two ends of the main body part 21, and two ends of the insertion part 23 respectively extend to two ends of the connection part 22. The waterproof body 2 is inserted into the hole, and then concrete is poured into the hole, so that the waterproof body 2 can be fixed in the water stop pile 1.
Referring to fig. 2, an opening 211 for inserting the plug-in part 23 of the adjacent waterproof body 2 is formed on the side of the main body 21 away from the connection part 22, the opening 211 extends towards both ends of the main body 21 in the length direction, and the upper end of the opening passes through the upper end of the main body 21. The opening 211 is fitted to the connection part 22, and when the insertion part 23 is inserted into the main body part 21 of the adjacent waterproof body 2, the connection part 22 is inserted into the opening 211. The width (indicated by a in the figure) of the plug part 23 is larger than the caliber of the opening 211, so that when the plug part 23 is inserted into the main body part 21 of the adjacent waterproof body 2, the opening 211 can limit the plug part 23 from moving out of the main body part 21, thereby realizing the connection of the two adjacent waterproof bodies 2.
Referring to fig. 2, the elastic sealing layer 3 for enhancing the sealing property between the waterproof bodies 2 is provided on the insertion portion 23. The sealing layer 3 is arranged on the outer wall of the plug-in part 23 of the waterproof body 2 and is connected with the inner wall of the main body part 21 of the adjacent waterproof body 2, after the plug-in part 23 of the waterproof body 2 is inserted into the main body part 21 of the adjacent waterproof body 2, the sealing layer 3 can be tightly attached to the inner wall of the main body part 21 of the other waterproof body 2, so that the gap between the two waterproof bodies 2 is reduced, the tight connection between the two waterproof bodies is realized, the connection between the waterproof bodies 2 is convenient, and the stability of the waterproof body 2 is improved. In addition, in combination with the feature that the main body portion 21 has a substantially triangular cross section, the stability of the waterproof body 2 is further improved. After the tight connection of a plurality of waterproof body 2, firm support lives stagnant water stake 1, improves stagnant water stake 1's stability to improve deep basal pit stagnant water structure's stability and compressive capacity, help its prevention of seepage water effect of deep basal pit stagnant water structure full play.
Referring to fig. 2, in order to make deep basal pit stagnant water structure's prevention of seepage water effect better, evenly be equipped with a plurality of convex strengthening ribs 4 on the main part 21 outer wall, strengthening rib 4 sets up along main part 21 length direction, and strengthening rib 4 can strengthen the compressive capacity of preventing water 2 and to the holding power of stagnant water stake 1 (see fig. 1), makes the connection between stagnant water stake 1 inseparabler to improve stagnant water stake 1's stability, and then improve deep basal pit stagnant water structure's stability and prevention of seepage water effect. Furthermore, a plurality of grooves 41 are formed in the outer wall of the reinforcing rib 4, and the length direction of each groove 41 is perpendicular to the length direction of the reinforcing rib 4. After the water stop pile 1 is inserted into the hole and concrete is poured, the concrete can enter the groove 41, and the waterproof body 2 is pressed downwards, so that the stability of the waterproof body 2 is further improved. And the waterproof body 2 is made of steel, the steel has the advantages of high strength, good plasticity and toughness and good sealing property, the waterproof body 2 is produced by the steel, the stability of the waterproof body 2 is greatly improved, and the water stopping function of the deep foundation pit water stopping structure is better.
Referring to fig. 2, in order to fix the waterproof body 2 in the hole after being inserted into the hole and facilitate the concrete pouring in the hole, a spike portion 5 is provided on the bottom surface of the waterproof body 2, and the spike portion 5 has a pointed end facing downward. The arrangement of the spine part 5 enables the self to be easily inserted into the bottom of the deep foundation pit, so that the waterproof body 2 is fixed on the ground, the waterproof body 2 is convenient to be connected with the water stopping pile 1 (see fig. 1), meanwhile, the stability of the waterproof body 2 and the water stopping pile 1 can also be improved, and the waterproof effect of the deep foundation pit and the water stopping structure can be better played.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (3)
1. The utility model provides a deep basal pit stagnant water structure which characterized in that: the water-stopping pile structure comprises a plurality of water-stopping piles (1) formed by pouring concrete, wherein the water-stopping piles (1) are arranged on the inner wall of a deep foundation pit and are mutually occluded; a plurality of waterproof bodies (2) used for supporting the water-stopping piles (1) are embedded in the water-stopping piles (1), and the waterproof bodies (2) are connected with each other; the waterproof body (2) comprises a hollow main body part (21) with openings (211) at two ends, a connecting part (22) and a plugging part (23), one side of the connecting part (22) is connected with the main body part (21), the other side of the connecting part is connected with the plugging part (23), an opening (211) for the plugging part (23) of the adjacent waterproof body (2) to insert is formed in one side, away from the connecting part (22), of the main body part (21), the opening (211) is matched with the connecting part (22), the plugging part (23) can be inserted into the main body part (21) of the adjacent waterproof body (2), and the opening (211) limits the plugging part (23) to move out of the main body part (21); an elastic sealing layer (3) is arranged at the joint of the insertion part (23) and the main body part (21) of the adjacent waterproof body (2); reinforcing ribs (4) are arranged on the side wall of the main body part (21); the reinforcing ribs (4) are provided with grooves (41) which are horizontally or obliquely arranged; the body portion (21) is substantially triangular in cross-section.
2. The deep foundation pit water stop structure according to claim 1, characterized in that: the bottom of the waterproof body (2) is provided with a sharp thorn part (5) with a downward pointed end.
3. The deep foundation pit water stop structure according to claim 2, wherein: the waterproof body (2) is made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921525897.4U CN210797598U (en) | 2019-09-09 | 2019-09-09 | Deep basal pit stagnant water structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921525897.4U CN210797598U (en) | 2019-09-09 | 2019-09-09 | Deep basal pit stagnant water structure |
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| CN210797598U true CN210797598U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921525897.4U Active CN210797598U (en) | 2019-09-09 | 2019-09-09 | Deep basal pit stagnant water structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111778995A (en) * | 2020-07-22 | 2020-10-16 | 陕西国杨建设工程有限公司 | Foundation pit protection structure and construction method thereof |
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2019
- 2019-09-09 CN CN201921525897.4U patent/CN210797598U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111778995A (en) * | 2020-07-22 | 2020-10-16 | 陕西国杨建设工程有限公司 | Foundation pit protection structure and construction method thereof |
| CN111778995B (en) * | 2020-07-22 | 2021-11-12 | 陕西国杨建设工程有限公司 | Foundation pit protection structure and construction method thereof |
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