Seepage-proofing and water-stopping structure for underground engineering

Abstract

The utility model discloses an underground engineering anti-seepage water stop structure which comprises concrete sealing structures, water stop grooves are formed in the tops of the multiple concrete sealing structures, water stop mechanisms are arranged in the water stop grooves, and each water stop mechanism comprises a water stop assembly arranged in the corresponding water stop groove; the angle steel is connected with an inner cavity of the water stop groove in a sliding and penetrating manner; the multiple extrusion strips are fixedly connected to the outer walls of the multiple pieces of angle steel correspondingly; the elastic assemblies are arranged among the multiple pieces of angle steel; and the limiting assembly is arranged at the tops of the multiple pieces of angle steel. The sealing performance between the flexible waterstop and the inner wall of the deformation joint can be improved by means of the arrangement mode that the waterstop assembly, the angle steel, the extrusion strip, the elastic assembly and the limiting assembly are matched, and the flexible waterstop can be telescopically folded along with the deformation joint through the folding part and the elastic assembly in the waterstop assembly when the size of the deformation joint changes. Therefore, the water stopping effect is not changed, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field related to underground engineering, and in particular to an anti-seepage and water-stopping structure for underground engineering. Background Art

[0002] Underground engineering waterproofing refers to the various technologies of waterproofing design, waterproofing construction and maintenance management for industrial and civil underground engineering, protective engineering, tunnels and subways. The purpose of underground engineering waterproofing is to ensure that the building is not eroded by water, the internal space is not harmed, and to improve the function and life of the building.

[0003] In the architectural design of general large projects, due to the inability to pour continuously, or due to the deformation of the foundation, or due to the thermal expansion and contraction of concrete components caused by temperature changes, gaps such as expansion joints need to be left. Waterstops must be installed at these joints to prevent water leakage, but the waterstops are processed in one piece, and the waterstop effect of sealing the expansion joints with the waterstops is limited. The waterstops cannot change with the changes in the size of the expansion joints, which is inconvenient. Utility Model Content

[0004] The purpose of the utility model is to provide an anti-seepage and water-stopping structure for underground engineering to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an underground engineering anti-seepage and water-stopping structure, comprising a concrete sealing structure, a plurality of said concrete sealing structures are provided with deformation joints, and a foaming waterproof layer is provided between said deformation joints;

[0006] A water stop groove is provided on the top of each of the plurality of concrete sealing structures, and a water stop mechanism is provided inside the water stop groove, and the water stop mechanism comprises:

[0007] A water-stop component, which is arranged inside the water-stop groove and is used to cooperate with the foaming waterproof layer to seal the deformation joint;

[0008] Angle steel, the angle steel is slidably and interlacedly connected with the inner cavity of the water stop groove;

[0009] Extrusion strips, a plurality of the extrusion strips are respectively fixedly connected to the outer walls of a plurality of angle steels, and the extrusion strips cooperate with the water stop assembly;

[0010] An elastic component, wherein the elastic component is arranged between a plurality of angle steels;

[0011] The limiting assembly is arranged on the top of a plurality of angle steels and connected to the concrete sealing structure.

[0012] Preferably, the water-stop assembly comprises:

[0013] A water stop strip, wherein a plurality of the water stop strips are slidably interlaced and connected with the inner cavity of the water stop groove;

[0014] The folded portion is fixedly connected between a plurality of water stop strips, and the folded portion is connected to the inside of the deformation joint.

[0015] Preferably, the elastic component comprises:

[0016] Telescopic rods, one end of each of which is fixedly connected to a plurality of angle steels;

[0017] A sleeve, wherein the other ends of the plurality of telescopic rods are slidably and interlacedly connected with the inner cavity of the sleeve;

[0018] A compression spring is located inside the sleeve, and two ends of the compression spring are respectively fixedly connected to a plurality of telescopic rods.

[0019] Preferably, the elastic component further comprises:

[0020] A plurality of limit blocks are respectively fixedly connected to the top and bottom ends of the telescopic rod, a plurality of limit grooves are provided at the top and bottom ends of the inner wall of the sleeve, and the limit blocks are slidably and interlacedly connected with the inner cavities of the limit grooves.

[0021] Preferably, the limiting component comprises:

[0022] A limit plate, which is arranged on the top of the angle steel and is used to extrude the angle steel;

[0023] A sliding block, wherein a plurality of through slots are equidistantly formed on the top of the limit plate, and the sliding block is slidably interlaced with the inner cavity of the through slots;

[0024] Locating pins, a plurality of the locating pins are slidably interlaced with a plurality of sliding blocks, a plurality of locating holes are equidistantly provided at the top of the concrete sealing structure, and the locating pins are threadedly interlaced with the inner cavities of the locating holes.

[0025] Preferably, the limiting component further includes:

[0026] Slide blocks, wherein the plurality of slide blocks are respectively fixedly connected to the two sides of the slide block, and slide grooves are provided on both sides of the inner wall of the through groove, and the slide blocks are slidably and interlacedly connected with the inner cavity of the slide grooves.

[0027] Technical effects and advantages of the utility model:

[0028] The utility model utilizes a setting method in which a waterstop component, an angle steel, an extrusion strip, an elastic component and a limiting component are coordinated. By placing the waterstop component inside the waterstop groove and extruding the angle steel through the limiting component, the bottom end of the angle steel and the extrusion strip on the angle steel will squeeze the waterstop strip in the waterstop component, thereby improving the sealing between the flexible waterstop strip and the inner wall of the deformation joint. The folding part and the elastic component in the waterstop component can be telescopically folded when the size of the deformation joint changes, so that when the deformation joint adjusts itself, the waterstop strip and the angle steel can be moved and adjusted accordingly, so that the waterstop effect will not change, and it is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0030] Figure 2 It is a schematic diagram of the internal structure of the front side of the water stop mechanism of the utility model.

[0031] Figure 3 It is a schematic diagram of the internal structure of the elastic component of the utility model from the front.

[0032] Figure 4 For this utility model Figure 1 Enlarged structural diagram at A in the middle.

[0033] In the figure: 1. concrete sealing structure; 2. foam waterproof layer; 3. water-stop mechanism; 31. water-stop assembly; 311. water-stop strip; 312. folding part; 32. angle steel; 33. extrusion strip; 34. elastic assembly; 341. telescopic rod; 342. sleeve; 343. compression spring; 344. limit block; 35. limit assembly; 351. limit plate; 352. sliding block; 353. positioning pin; 354. slider. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] The utility model provides Figure 1-4 An underground engineering anti-seepage and water-stopping structure shown includes a concrete sealing structure 1, a plurality of concrete sealing structures 1 are provided with deformation joints, a foaming waterproof layer 2 is provided between the deformation joints, and the foaming waterproof layer 2 is an absorbent foaming material, such as foam, rubber, or foamed polyurethane;

[0036] Furthermore, a water stop groove is provided on the top of each of the multiple concrete sealing structures 1, and a water stop mechanism 3 is provided inside the water stop groove. The water stop mechanism 3 includes: a water stop component 31, an angle steel 32, an extrusion strip 33, an elastic component 34 and a limiting component 35. The water stop component 31 is provided inside the water stop groove, and is used to cooperate with the foam waterproof layer 2 to seal the deformation joint; the angle steel 32 is slidably and interlacedly connected with the inner cavity of the water stop groove; a plurality of extrusion strips 33 are respectively fixedly connected to the outer walls of the plurality of angle steels 32, and the extrusion strips 33 cooperate with the water stop component 31. The angle steel 32 and the extrusion strips 33 can squeeze the water stop component 31, thereby reducing the gap between the water stop component 31 and the water stop groove, thereby improving the sealing between the water stop component 31 and the water stop groove; the elastic component 34 is provided between the plurality of angle steels 32; the limiting component 35 is provided on the top of the plurality of angle steels 32, and is connected to the concrete sealing structure 1.

[0037] Specifically, the waterstop assembly 31 includes: a waterstop strip 311 and a folding portion 312, wherein the plurality of waterstop strips 311 are slidably and interlacedly connected with the inner cavity of the waterstop groove; the folding portion 312 is fixedly connected between the plurality of waterstop strips 311, and the folding portion 312 is located inside the deformation joint, and the folding portion 312 can be folded and retracted when the plurality of waterstop strips 311 are close to or away from each other, so that when the deformation joint adjusts itself due to environmental changes, the folding portion 312 can adjust itself accordingly, so that the waterstop strip 311 and the folding portion 312 cooperate with each other to keep the waterstop effect unchanged.

[0038] Specifically, the elastic component 34 includes: a telescopic rod 341, a sleeve 342, a compression spring 343 and a limit block 344. One end of the multiple telescopic rods 341 is fixedly connected to the multiple angle steels 32 respectively; the other ends of the multiple telescopic rods 341 are slidably connected with the inner cavity of the sleeve 342; the compression spring 343 is located inside the sleeve 342, and the two ends of the compression spring are fixedly connected to the multiple telescopic rods 341 respectively. The compression spring 343 is always in a compressed state, thereby providing a stable elastic force to the telescopic rod 341. When the deformation joint changes with the external environment, the telescopic rod can be used to 341 moves inside the sleeve 342, so that the gaps between the multiple angle steels 32 change, so that the extrusion effect of the angle steels 32 on the water stop belt 311 remains unchanged, and the sealing between the water stop assembly 31 and the water stop groove remains unchanged. The multiple limit blocks 344 are respectively fixedly connected to the top and bottom ends of the telescopic rod 341, and the top and bottom ends of the inner wall of the sleeve 342 are provided with multiple limit grooves. The limit blocks 344 are slidably and interlaced with the inner cavity of the limit grooves. The limit blocks 344 play a role in limiting the telescopic rod 341, so that the telescopic rod 341 can only slide along the direction of the limit groove.

[0039] Specifically, the limiting assembly 35 includes: a limiting plate 351, a sliding block 352, a positioning pin 353 and a slider 354. The limiting plate 351 is arranged on the top of the angle steel 32. It is used to squeeze the angle steel 32. The top of the limiting plate 351 is provided with a plurality of through slots at equal intervals. The sliding block 352 is slidably interlaced with the inner cavity of the through slots. The two sides of the sliding block 352 are fixedly connected with sliders 354. The inner wall of the through slot is provided with sliding slots on both sides. The slider 354 is slidably interlaced with the inner cavity of the sliding slot. The slider 354 plays a role in limiting and supporting the movement of the sliding block 352, so that the sliding block 352 can move along the sliding slot inside the through slot. The plurality of positioning pins 353 are slidably interlaced with the plurality of sliding blocks 352. A plurality of positioning holes are equidistantly provided at the top of the concrete sealing structure 1, and the positioning pins 353 are threadedly connected to the inner cavity of the positioning holes. The positioning pins 353 can stabilize the limiting plate 351 at the top of the angle steel 32, so that the angle steel 32 and the extrusion strip 33 can maintain the extrusion operation on the water stop belt 311, and the setting of the sliding block 352 makes it possible for the limiting plate 351 to maintain the extrusion state of the angle steel 32 even if the concrete sealing structure 1 at the bottom changes, thereby indirectly maintaining the sealing between the water stop component 31 and the water stop groove.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An underground engineering anti-seepage and water-stopping structure, comprising: A concrete sealing structure (1), wherein deformation joints are arranged between a plurality of the concrete sealing structures (1), and a foaming waterproof layer (2) is arranged between the deformation joints; The invention is characterized in that: a water stop groove is provided on the top of each of the plurality of concrete sealing structures (1), a water stop mechanism (3) is provided inside the water stop groove, and the water stop mechanism (3) comprises: A water-stop component (31), the water-stop component (31) being arranged inside the water-stop groove and used to cooperate with the foaming waterproof layer (2) to seal the deformation joint; An angle steel (32), the angle steel (32) being slidably interlaced with the inner cavity of the water stop groove; Extrusion strips (33), wherein a plurality of the extrusion strips (33) are respectively fixedly connected to the outer walls of a plurality of angle steels (32), and the extrusion strips (33) cooperate with the water stop assembly (31); An elastic component (34), wherein the elastic component (34) is arranged between a plurality of angle steels (32); A limiting component (35) is arranged on the top of the plurality of angle steels (32) and is connected to the concrete sealing structure (1).

2. The anti-seepage and water-stopping structure for underground engineering according to claim 1, characterized in that: The water-stopping component (31) comprises: A water stop strip (311), wherein a plurality of the water stop strips (311) are slidably interlaced and connected with the inner cavity of the water stop groove; A folded portion (312), wherein the folded portion (312) is fixedly connected between the plurality of water stop strips (311), and the folded portion (312) is located inside the deformation joint.

3. The anti-seepage and water-stopping structure for underground engineering according to claim 1, characterized in that: The elastic component (34) comprises: Telescopic rods (341), one end of each of the plurality of telescopic rods (341) being fixedly connected to a plurality of angle steels (32); A sleeve (342), wherein the other ends of the plurality of telescopic rods (341) are all slidably connected to the inner cavity of the sleeve (342); A compression spring (343), wherein the compression spring (343) is located inside the sleeve (342), and both ends of the compression spring are respectively fixedly connected to a plurality of telescopic rods (341).

4. The anti-seepage and water-stopping structure for underground engineering according to claim 3, characterized in that: The elastic component (34) further comprises: A limit block (344), wherein a plurality of the limit blocks (344) are respectively fixedly connected to the top end and the bottom end of the telescopic rod (341), and a plurality of limit grooves are provided at the top end and the bottom end of the inner wall of the sleeve (342), and the limit blocks (344) are slidably interlaced with the inner cavities of the limit grooves.

5. The underground engineering anti-seepage and water-stopping structure according to claim 1, characterized in that: The limiting component (35) comprises: A limiting plate (351), wherein the limiting plate (351) is arranged on the top of the angle steel (32) and is used for squeezing the angle steel (32); A sliding block (352), wherein a plurality of through slots are equidistantly formed on the top of the limiting plate (351), and the sliding block (352) is slidably interlaced with the inner cavity of the through slots; A positioning pin (353), wherein a plurality of the positioning pins (353) are slidably interlaced with a plurality of sliding blocks (352), a plurality of positioning holes are equidistantly provided at the top of the concrete sealing structure (1), and the positioning pin (353) is threadably interlaced with the inner cavity of the positioning hole.

6. The anti-seepage and water-stopping structure for underground engineering according to claim 5, characterized in that: The limiting component (35) further comprises: Slide blocks (354), wherein a plurality of the slide blocks (354) are respectively fixedly connected to the two sides of the slide block (352), and slide grooves are provided on both sides of the inner wall of the through groove, and the slide blocks (354) are slidably interlaced with the inner cavity of the slide grooves.

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