CN212054803U

CN212054803U - Tunnel waterproof drainage structure of environmental protection

Info

Publication number: CN212054803U
Application number: CN202020345722.1U
Authority: CN
Inventors: 张华艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-12-01
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses a waterproof drainage structures in tunnel of environmental protection relates to the waterproof field in tunnel, the on-line screen storage device comprises a base, the top of base is provided with tunnel lining, tunnel lining sets up to the arc structure, and tunnel lining's both ends all with base fixed connection, tunnel lining's the outside is provided with outer drainage components of preventing, the bottom of outer drainage components of preventing is provided with drainage channels, the inside inlayer drainage components that all is provided with in both ends of base. The utility model discloses a be provided with outer drainage assembly that prevents in tunnel lining's the outside, the rivers discharge that the outer drainage assembly infiltration of preventing that the drainage channel of outer drainage assembly bottom can be quick, and waterproof layer cooperation water proof membrane on the outer drainage assembly of preventing has played waterproof effect, and support column and honeycomb steel frame layer on the outer drainage assembly of preventing have played the effect of strengthening support and connection, can not hinder the discharge of infiltration water simultaneously.

Description

Tunnel waterproof drainage structure of environmental protection

Technical Field

The utility model relates to a waterproof field in tunnel, in particular to waterproof drainage structures in tunnel of environmental protection.

Background

In the tunnel engineering, an annular drainage channel and a longitudinal drainage channel are required to be embedded in a constructed tunnel wall, the annular drainage channel is generally communicated with the longitudinal drainage channel, and the annular drainage channel and the longitudinal drainage channel are both of permeable structures, so that accumulated water behind a tunnel lining is discharged into measuring ditches on two sides of the tunnel from an outlet of the longitudinal drainage channel, and the water pressure behind the lining structure is reduced. Drainage devices are generally arranged on the outer side of the tunnel lining so as to guide rock wall seepage water to a tunnel drainage channel for centralized drainage. The general tunnel water-proof and drainage mechanism is only provided with one drainage ditch, water permeating in the water-proof and drainage mechanism at the outer side of the lining is easy to block at the drainage outlet, water at the back of the tunnel lining structure cannot be smoothly discharged, the stability of the tunnel structure can be seriously influenced by the increase of the water pressure at the back of the lining structure, and the water seepage probability of the lining is greatly improved. Therefore, it is necessary to provide an environmentally friendly waterproof and drainage structure for tunnels to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tunnel waterproof drainage structure of environmental protection to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof drainage structures in tunnel of environmental protection, includes the base, the top of base is provided with tunnel lining, tunnel lining sets up to the arc structure, and tunnel lining's both ends all with base fixed connection, tunnel lining's the outside is provided with outer waterproof drainage subassembly, the bottom of outer waterproof drainage subassembly is provided with drainage channel, the inside inlayer drainage subassembly that all is provided with in both ends of base, outer waterproof drainage subassembly includes the waterproof layer of fixed mounting at tunnel lining outside surface, the outside laminating of waterproof layer is connected with the water proof membrane, a plurality of support columns that are equidistant arc distribution of outside fixedly connected with of water proof membrane, the top fixedly connected with infiltration layer of support column, be provided with the honeycomb steel frame layer between infiltration layer and the water proof membrane.

Preferably, inlayer drainage component is including seting up in the inside water drainage tank of base, a plurality of infiltration grooves that are equidistant linear distribution are seted up to water drainage tank's bottom.

Preferably, a connecting channel is formed in one side of the upper end of the drainage groove, the connecting channel is of an inclined structure, and one end, far away from the drainage groove, of the connecting channel is communicated with the drainage channel.

Preferably, a plurality of water inlets that are equidistant horizontal distribution are seted up on the top of water drainage tank, the notch has all been seted up to the top both sides of water inlet, be provided with the apron in the notch, a plurality of equidistant logical grooves that distribute are seted up on the surface of apron.

Preferably, the bottom middle part fixedly connected with connecting rod of apron, the bottom fixedly connected with filter of connecting rod, the filter sets up in the tank bottom of water inlet.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a be provided with outer waterproof and drainage subassembly in tunnel lining's the outside, the drainage channel of outer waterproof and drainage subassembly bottom can be quick the rivers that outer waterproof and drainage subassembly permeates discharge, waterproof layer cooperation waterproof membrane on the outer waterproof and drainage subassembly has played waterproof effect, support column and the honeycomb steel frame layer on the outer waterproof and drainage subassembly have played the effect of strengthening support and connection, can not hinder the drainage of infiltration water simultaneously;

2. the utility model discloses a be provided with interface channel between drainage channel and water drainage tank, interface channel can be with the drainage channel in too much rivers arrange water drainage tank, prevent that the too big crushing of honeycomb steel frame intraformational water pressure from the water proof membrane and waterproof layer, water inlet department on the inner drainage subassembly is provided with the filter, the filter has played filterable effect, prevents that the large granule foreign matter in the base upper surface area aquatic from causing water drainage tank to block up.

Drawings

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

Fig. 2 is a schematic side view of the structure of the sleeve fixing seat of the present invention.

Fig. 3 is a schematic side view of the sleeve structure of the present invention.

Fig. 4 is a schematic structural section view of the limiting assembly of the present invention.

In the figure: 1. a base; 2. lining the tunnel; 3. an outer waterproof and drainage component; 4. a drainage channel; 5. an inner layer drainage assembly; 6. a waterproof layer; 7. a water-resistant film; 8. A support pillar; 9. a water seepage layer; 10. a honeycomb steel frame layer; 11. a water discharge tank; 12. a permeation groove; 13. a connecting channel; 14. a water inlet; 15. a notch; 16. a cover plate; 17. a through groove; 18. a connecting rod; 19. a filter plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a tunnel waterproof drainage structure of environmental protection as shown in fig. 1-4, as shown in fig. 1, including base 1, base 1's top is provided with tunnel lining 2, tunnel lining 2 sets up to the arc structure, and tunnel lining 2's both ends all with base 1 fixed connection, tunnel lining 2's the outside is provided with outer waterproof drainage subassembly 3, outer waterproof drainage subassembly 3's bottom is provided with drainage channel 4, drainage channel 4 can be with the quick discharge of the rivers of outer waterproof drainage subassembly 3 infiltration, the inside inlayer drainage subassembly 5 that all is provided with in base 1's both ends.

Outer waterproof drainage subassembly 3 includes waterproof layer 6 of fixed mounting at 2 outside surfaces of tunnel lining, the outside laminating of waterproof layer 6 is connected with water proof membrane 7, waterproof layer 6 cooperation water proof membrane 7 has played waterproof effect, a plurality of support columns 8 that are equidistant arc distribution of water proof membrane 7's outside fixedly connected with, the effect of strengthening the support has been played in setting up of support column 8, the top fixedly connected with water seepage layer 9 of support column 8, water seepage layer 9 can be with the leading-in honeycomb steel frame layer 10 of the infiltration water in the rock seam, be provided with honeycomb steel frame layer 10 between water seepage layer 9 and the water proof membrane 7, honeycomb steel frame layer 10's setting has played the effect of boosting the connection, can not hinder the discharge of infiltration water simultaneously.

As shown in fig. 3 and 4, the inner drainage assembly 5 includes a drainage groove 11 disposed inside the base 1, a plurality of penetration grooves 12 are disposed at the bottom end of the drainage groove 11 and are distributed linearly at equal intervals, part of water in the drainage groove 11 can be drained into the underground soil layer by the penetration grooves 12, a connection channel 13 is disposed at one side of the upper end of the drainage groove 11, the connection channel 13 is disposed in an inclined structure, one end of the connection channel 13, which is far away from the drainage groove 11, is communicated with the drainage channel 4, the connection channel 13 is disposed to drain excessive water in the drainage channel 4 into the drainage groove 11, so as to prevent the waterproof film 7 and the waterproof layer 6 from being damaged by excessive water pressure in the honeycomb steel frame layer 10, a plurality of water inlets 14 distributed horizontally at equal intervals are disposed at the top end of the drainage groove 11, notches 15 are disposed at both sides of the top end of the water inlets 14, a cover plate 16 is disposed in the notch 15, a plurality of through, the bottom middle part fixedly connected with connecting rod 18 of apron 16, the bottom fixedly connected with filter 19 of connecting rod 18, filter 19 set up in the tank bottom of water inlet 14, and filter 19's setting has played filterable effect, prevents that the large granule foreign matter in the surface water of base 1 from causing water drainage tank 11 to block up.

The utility model discloses the theory of operation:

this device is at the during operation, infiltration layer 9 is passed through to infiltration water in the rock seam and is got into in honeycomb steel frame layer 10, after that by waterproof layer 6 and water proof membrane 7 stop, then flow into in drainage channel 4 along the arcwall face of water proof membrane 7, discharge from drainage channel 4 again, when the infiltration volume is great, too much rivers in drainage channel 4 get into in drainage channel 11 along interface channel 13, infiltration channel 12 in drainage channel 11 can be with in the soil horizon with the water logging, simultaneously the ponding of base 1 upper surface falls into in water inlet 14 through logical groove 17 on the apron 16, get into in drainage channel 11 after rethread filter 19's the filtration.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a waterproof drainage structures in tunnel of environmental protection, includes base (1), its characterized in that: the tunnel lining is characterized in that a tunnel lining (2) is arranged at the top end of the base (1), the tunnel lining (2) is arranged to be of an arc-shaped structure, the two ends of the tunnel lining (2) are fixedly connected with the base (1), an outer waterproof and drainage assembly (3) is arranged on the outer side of the tunnel lining (2), a drainage channel (4) is arranged at the bottom end of the outer waterproof and drainage assembly (3), an inner drainage assembly (5) is arranged inside each of the two ends of the base (1), the outer waterproof and drainage assembly (3) comprises a waterproof layer (6) fixedly installed on the outer side surface of the tunnel lining (2), a waterproof film (7) is attached to the outer side of the waterproof layer (6), a plurality of support columns (8) which are distributed in an equidistant arc shape are fixedly connected to the outer side of the waterproof film (7), and a water seepage layer (9) is, a honeycomb steel frame layer (10) is arranged between the water seepage layer (9) and the waterproof membrane (7).

2. The tunnel waterproof drainage structure of claim 1, wherein: the inner layer drainage assembly (5) comprises a drainage groove (11) formed in the base (1), and a plurality of permeation grooves (12) which are in equidistant linear distribution are formed in the bottom end of the drainage groove (11).

3. The tunnel waterproof drainage structure of claim 2, wherein: connecting channel (13) have been seted up to the upper end one side of water drainage tank (11), connecting channel (13) set up to the slope structure, and connecting channel (13) keep away from the one end of water drainage tank (11) and are linked together with drainage channel (4).

4. The tunnel waterproof drainage structure of claim 2, wherein: a plurality of water inlets (14) that are equidistant horizontal distribution are seted up on the top of water drainage tank (11), notch (15) have all been seted up to the top both sides of water inlet (14), be provided with apron (16) in notch (15), a plurality of equidistant logical groove (17) that distribute are seted up on the surface of apron (16).

5. The environment-friendly tunnel waterproof and drainage structure according to claim 4, wherein: the bottom middle part fixedly connected with connecting rod (18) of apron (16), the bottom fixedly connected with filter (19) of connecting rod (18), filter (19) set up in the tank bottom of water inlet (14).