CN219491240U - Anti-seepage blanket for regulating reservoir - Google Patents

Abstract

The application discloses a regulation and storage pond anti-seepage blanket, which relates to the technical field of construction of regulation and storage ponds, wherein the regulation and storage Chi Touqi anti-seepage blanket in the application comprises an anti-seepage blanket body, and the anti-seepage blanket body comprises a surface non-woven geotechnical cloth layer, a bentonite layer and a bottom geotechnical cloth layer which are sequentially arranged from top to bottom; one end of the bentonite layer extends to form a bulge, and the end parts of the surface non-woven geotechnical cloth layer and the bottom geotechnical cloth layer, which are far away from the bulge, extend to form bulge ends. The two protruding ends form a clamping groove, and the protrusion of each anti-seepage blanket end part can be clamped into the clamping groove of the adjacent anti-seepage blanket end part. According to the anti-seepage blanket, the joint strength of the joint of the two adjacent anti-seepage blankets is improved in a clamping mode, the two adjacent anti-seepage blankets are not easy to separate under the action of external force, and the anti-seepage capability of the anti-seepage blanket is effectively improved.

Description

Anti-seepage blanket for regulating reservoir

Technical Field

The application relates to the field of construction of a regulating reservoir, in particular to an anti-seepage blanket of the regulating reservoir.

Background

The rainwater regulation and storage tank is a rainwater collection facility, and mainly comprises the steps of temporarily reserving the peak flow of the rainwater runoff in the tank, and slowly draining the rainwater from the regulation and storage tank after the maximum flow is reduced. The rainwater regulating and accumulating tank can improve the rainwater flood peak, improve the rainwater utilization rate, control the pollution of the initial rainwater to the receiving water body, and play a positive role in the drainage scheduling among the drainage areas. After the primary construction of the regulating reservoir is completed, impervious blankets are paved on the periphery and the bottom wall of the regulating reservoir so as to prevent rainwater from penetrating to damage the environment or the regulating reservoir.

At present, when the anti-seepage blanket is paved, two sides of two adjacent anti-seepage blankets are paved in a natural lap joint mode. Specifically, a layer of bentonite is firstly spread between the edges of the two impermeable blankets, and then the two impermeable blankets are lapped.

With respect to the related art, the applicant believes that the overlapping part of the two impermeable blankets is easily separated under the action of external force, so that the situation of water seepage occurs, and the overall impermeable capacity of the impermeable blankets is affected.

Disclosure of Invention

To ameliorate the deficiencies in the related art, the present application provides a regulation reservoir impermeable blanket.

The application provides an anti-seepage blanket for a regulating reservoir, which adopts the following technical scheme:

an anti-seepage blanket for a regulating reservoir comprises an anti-seepage blanket body, wherein the anti-seepage blanket body comprises a surface non-woven geotechnical cloth layer, a bentonite layer and a bottom geotechnical cloth layer which are sequentially arranged from top to bottom; a bulge is extended at one end of the bentonite layer, a bulge end is extended at one end part of the surface non-woven geotextile layer and one end part of the bottom geotextile layer, which are far away from the bulge, and the two bulge ends form a clamping groove; the protrusions of each impermeable blanket end can snap into the detents of an adjacent impermeable blanket end.

Through adopting above-mentioned technical scheme, compare in traditional nature lapped mode, under the joint effect of arch and draw-in groove, original single vertical gap is divided into a plurality of crooked range of gaps for outside liquid is difficult for directly permeating prevention of seepage blanket bottom along single gap, thereby improves prevention of seepage ability of prevention of seepage blanket. And secondly, compared with natural lap joint, the joint has good connection stability, and two adjacent impermeable blankets are not easy to separate under the action of external force. Finally, the connection mode of joint is convenient for install and dismantle, can realize repeated installation and dismantlement and not harm prevention of seepage blanket body.

Optionally, an outer protective layer is arranged above the surface non-woven geotechnical cloth layer and below the bottom geotechnical cloth layer, the outer protective layer comprises a wear-resistant layer and a waterproof layer, and the wear-resistant layer is arranged above the waterproof layer.

By adopting the technical scheme, the outer protective layer can protect the layer structure inside the impermeable blanket. Specifically, the wear-resistant layer can improve the wear resistance of the anti-seepage blanket, so that the anti-seepage blanket has stronger external force tolerance and the service life of the anti-seepage blanket is prolonged; the waterproof layer is used as a first layer of waterproof barrier of the impermeable blanket, can play a role in waterproof, and improves the impermeable performance of the impermeable blanket.

Optionally, a plurality of accommodating cavities are formed in the wear-resistant layer, and the accommodating cavities are distributed in a grid shape.

Through adopting above-mentioned technical scheme, hold the chamber and distribute in the top layer of prevention of seepage blanket, owing to the below is the waterproof layer, outside impurity or sewage can store up under the action of gravity and hold the intracavity, can reduce impurity and get into prevention of seepage blanket inside through the seam crossing on the one hand, on the other hand can increase prevention of seepage blanket's dead weight for prevention of seepage blanket further hugs closely ground, is difficult for appearing the fold under the exogenic action.

Optionally, the accommodating cavity is filled with a balancing weight.

Through adopting above-mentioned technical scheme, be located the balancing weight that holds the intracavity and can increase the extrusion force that prevention of seepage blanket concatenation department received for joint between arch and the draw-in groove is inseparabler, makes it have stronger connection stability, has further reduced the connection clearance between arch and the draw-in groove, thereby further promotes the prevention of seepage ability of prevention of seepage blanket body. Meanwhile, the balancing weight enables the impermeable blanket to be more closely attached to the ground, and wrinkles are not easy to occur under the action of external force.

Optionally, the convex end surface and the clamping groove are coated with bentonite waterproof slurry corresponding to the convex wall surface.

By adopting the technical scheme, the waterproof slurry of the bentonite can effectively improve the seepage-proofing capability of the joint of two adjacent seepage-proofing blankets, reduce the dosage of the bentonite in the lapping process of the traditional seepage-proofing blankets and reduce the laying cost.

Optionally, the surface nonwoven geotechnical cloth layer with the bottom geotechnical cloth layer is close to all wear to be equipped with a plurality of elasticity post in the one end tip of draw-in groove, a plurality of elasticity post all sets up vertically.

By adopting the technical scheme, the elastic column can further improve the clamping force between the bulge and the clamping groove and improve the connection strength of the clamping on the one hand; on the other hand can provide cushioning effect for the extrusion force that the balancing weight produced the prevention of seepage blanket body to reduce the possible destruction that produces of bentonite layer in the middle of extrusion force of balancing weight.

Optionally, a reel is disposed at one end of the impermeable carpet body.

By adopting the technical scheme, the scroll is arranged at one end of the anti-seepage blanket plate body, the anti-seepage blanket body is pressed through the scroll and rolled up when the anti-seepage blanket plate is paved, and the quick and relatively orderly coiling operation of the anti-seepage blanket body can be realized.

Optionally, waterproof patches are attached to the joints of the two adjacent impermeable blanket bodies.

By adopting the technical scheme, after the two anti-seepage blankets are clamped, the waterproof paste is attached to the joint, so that the waterproof performance of the joint of the two anti-seepage blankets is improved.

In summary, the present application includes at least one of the following beneficial effects:

1. compared with the traditional natural lapping mode, under the clamping effect of the bulge and the clamping groove, the original single vertical gap is divided into a plurality of gaps which are arranged in a bending way, so that external liquid is not easy to directly infiltrate into the bottom of the impermeable blanket along the single gap, and the impermeable capability of the impermeable blanket is improved.

2. The connection mode of joint is convenient for install and dismantle, can realize repeated installation and dismantlement and not harm prevention of seepage blanket body.

3. The outer protective layer can protect the layer structure inside the impermeable blanket and can effectively prevent the surface of the impermeable blanket body from being worn or even scratched.

4. The balancing weight can increase extrusion force received by the splicing part of the impermeable blanket, so that stronger connection stability is provided between the bulge and the clamping groove, and the impermeable capacity of the impermeable blanket body is further improved.

5. The elastic column can further improve the clamping force between the bulge and the clamping groove and improve the connection strength of the clamping connection; on the other hand can provide cushioning effect for the extrusion force that the balancing weight produced the prevention of seepage blanket body to reduce the possible destruction that produces of bentonite layer in the middle of extrusion force of balancing weight.

Drawings

Fig. 1 is a schematic view of the overall structure of an impermeable carpet body according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a single impermeable blanket body in an embodiment of the present application.

Reference numerals illustrate: 1. an impermeable blanket body; 11. a surface nonwoven geotextile layer; 12. a bentonite layer; 13. a bottom geotechnical cloth layer; 14. a protruding end; 141. an elastic column; 2. a protrusion; 3. a clamping groove; 4. an outer protective layer; 41. a wear-resistant layer; 411. a receiving chamber; 42. a waterproof layer; 5. balancing weight; 6. bentonite waterproof slurry; 7. waterproof plaster; 8. and a reel.

Detailed Description

The present application is described in further detail below in conjunction with fig. 1 and 2.

Referring to fig. 1, an anti-seepage blanket for a regulating reservoir disclosed in the embodiment of the application comprises an anti-seepage blanket body 1, wherein the anti-seepage blanket body 1 comprises a surface non-woven geotextile layer 11, a bentonite layer 12 and a bottom geotextile layer 13 which are sequentially arranged from top to bottom. One end of a bentonite layer 12 of the impermeable blanket body 1 is extended with a bulge 2, the other end of the bentonite layer is provided with a clamping groove 3, and the bulge 2 at one end of each impermeable blanket can be clamped in the clamping groove 3 at the end of the other impermeable blanket.

Referring to fig. 1, the anti-seepage blanket body 1 is provided with an outer protective layer 4 on both upper and lower sides, the outer protective layer 4 includes a wear-resistant layer 41 and a waterproof layer 42, and the wear-resistant layer 41 is disposed on the outer side of the waterproof layer 42. The waterproof layer 42 is made of glass fiber cloth. The wear-resistant layer 41 is provided with a plurality of accommodating cavities 411, each accommodating cavity 411 is arranged vertically and the plurality of accommodating cavities 411 form a net structure. Each accommodating cavity 411 is filled with a balancing weight 5, and the balancing weight 5 can select balancing weight iron sand or building waste residue and scraps and the like so as to achieve the aim of reutilization of wastes.

Referring to fig. 1, a buckle type connection mode is adopted at a splicing part of an impermeable blanket body 1, and the specific connection mode is as follows: the ends of one end of the surface non-woven geotechnical cloth layer 11 and one end of the bottom geotechnical cloth layer 13 which are positioned on the upper side and the lower side of the bentonite layer 12 are respectively extended with a convex end 14, the bentonite layer 12 between the two convex ends 14 is sunken to form a clamping groove 3, and correspondingly, the bentonite layer 12 at one end corresponding to the clamping groove 3 is outwards protruded to form a bulge 2. The bulges 2 on the anti-seepage blanket bodies 1 can be inserted into the clamping grooves 3 on the adjacent anti-seepage blanket bodies 1. Further, in order to increase the seepage-proofing capacity of the splicing position of two adjacent seepage-proofing blankets, bentonite paint or filling bentonite is coated on the end face of each bulge 2 and the side wall of the clamping groove 3 facing the bulge 2. Further, in order to ensure the anti-seepage performance of the spliced portion, the lengths of the control protrusions 2 and the protruding ends 14 are not less than 300mm.

Referring to fig. 1, a plurality of elastic columns 141 are disposed in the protruding ends 14 of the surface nonwoven geotextile layer 11 and the bottom geotextile layer 13, and the plurality of elastic columns 141 are disposed vertically. The elastic column 141 can provide clamping force for the bulge 2 on one hand, so that the clamping at the splicing position is more stable; on the other hand, the balancing weight 5 acts gravity on the bentonite layer 12 of the impermeable blanket through the elastic column 141, so that the whole body is more attached to the ground and is not easy to wrinkle; the elastic column 141 can play a role of buffering so as to reduce damage of the balancing weight 5 to the bentonite layer 12.

Referring to fig. 1 and 2, in order to further improve the anti-seepage performance of the spliced portion, a waterproof patch 7 is attached to the seam of the two anti-seepage blankets. In addition, in order to conveniently lay, set up spool 8 in the one end of prevention of seepage blanket, spool 8 can also press prevention of seepage blanket body 1 at the in-process of laying, makes whole more paste in ground, is difficult for playing the fold.

The implementation principle of the anti-seepage blanket for the regulating reservoir is as follows: when laying and overlapping the anti-seepage blanket, clamping the bulges 2 at the end parts of the anti-seepage blanket in the clamping grooves 3 of the adjacent anti-seepage blanket, and simultaneously coating bentonite waterproof slurry 6 at the end surfaces of the bulges 2 and the inner side walls of the clamping grooves 3 for sealing; after the clamping is completed, a waterproof patch 7 is arranged at the joint of the two seepage-proofing blankets. Under the action of gravity of the balancing weight 5, the elastic column 141 generates acting force on the spliced part, so that the spliced part has stronger clamping force, and meanwhile, the impermeable blanket is also more attached to the ground and is not easy to loosen under the action of external force.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The anti-seepage blanket for the regulation and storage tank comprises an anti-seepage blanket body (1), wherein the anti-seepage blanket body (1) comprises a surface non-woven geotechnical cloth layer (11), a bentonite layer (12) and a bottom geotechnical cloth layer (13) which are sequentially arranged from top to bottom;

the method is characterized in that: one end of the bentonite layer (12) extends to form a bulge (2), one end of the surface non-woven geotextile layer (11) and one end of the bottom geotextile layer (13) far away from the bulge (2) extend to form a bulge end (14), and the two bulge ends (14) form a clamping groove (3);

when a plurality of anti-seepage blanket bodies (1) are spliced with each other to form a whole, the bulges (2) at the end parts of the anti-seepage blanket bodies (1) can be clamped into the clamping grooves (3) at the end parts of the adjacent anti-seepage blanket bodies (1).

2. The regulation reservoir impermeable blanket of claim 1, wherein: the anti-seepage blanket body (1) further comprises an outer protective layer (4), the outer protective layer (4) comprises a wear-resistant layer (41) and a waterproof layer (42), and the wear-resistant layer (41) is arranged above the waterproof layer (42).

3. The regulation reservoir impermeable blanket of claim 2, wherein: a plurality of accommodating cavities (411) are formed in the wear-resistant layer (41), and the accommodating cavities (411) are distributed in a grid shape.

4. A regulation pool impervious blanket as claimed in claim 3, wherein: the accommodating cavity (411) is filled with a balancing weight (5).

5. The regulation reservoir impermeable blanket of claim 1, wherein: the end face of the bulge (2) and the wall surface of the clamping groove (3) opposite to the bulge (2) are coated with bentonite waterproof slurry (6).

6. The regulation reservoir impermeable blanket of claim 1, wherein: the surface non-woven geotechnical cloth layer (11) and the bottom geotechnical cloth layer (13) are close to one end of the clamping groove (3) and vertically penetrate through a plurality of elastic columns (141), and the elastic columns (141) can vertically stretch out and draw back.

7. The regulation reservoir impermeable blanket of claim 1, wherein: one end of the impermeable blanket body (1) is provided with a scroll (8).

8. The regulation reservoir impermeable blanket of claim 1, wherein: waterproof patches (7) are attached to the joint of two adjacent impermeable blanket bodies (1).