CN212105953U - Drainage system device that tunnel road surface blockked up - Google Patents

Abstract

The utility model relates to a tunnel pavement prevents drainage system device of jam, including sump pit, leading water pipe, drainage well lid, cable pit and central drainage ditch, the tunnel both sides respectively are equipped with a sump pit, and the sump pit of both sides communicates through leading water pipe and central drainage ditch respectively, one side of both sides sump pit all is equipped with lets out the mud groove, the utility model discloses the existing tunnel pavement of performance that can furthest prevents the effect of blockking up drainage system to construction convenience, transformation are with low costs, prevent that silt from blockking up the ponding that the outlet brought, can effectively reduce the risk that the water damage problem brought for tunnel operation safety.

Description

Drainage system device that tunnel road surface blockked up

Technical Field

The utility model relates to a drainage system on existing tunnel road surface especially relates to a drainage system device that tunnel road surface prevented blockking up.

Background

The tunnel belongs to underground engineering, and underground water exists in peripheral stratums of the tunnel. At present, most tunnels built in China belong to mountain tunnels, water leakage and tunnel pavement damage are common diseases in the traffic operation stage of the mountain tunnels, the arrangement of a highway tunnel water-proof and drainage system follows the principle of 'prevention, drainage, interception and blockage combination, and comprehensive treatment according to local conditions', so that the normal use and the driving safety of tunnel structures and operation equipment are ensured, a complete and smooth water-proof and drainage system is formed aiming at underground water in a tunnel region, water on mountains around the tunnel can flow to a drainage system of the pavement during raining, a large amount of sediment and other substances which easily cause blockage of the drainage system can be mixed in the drainage system, once the drainage system is blocked, water accumulation in the tunnel can be caused, and potential safety hazards can be caused, so that the tunnel pavement drainage system is required to be free of water seepage, water accumulation and blockage.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a drainage system device that tunnel road surface prevented blockking up.

In order to achieve the above object, the utility model provides a following technical scheme: including sump pit, leading water pipe, drainage well lid, cable pit and central drainage ditch, the tunnel both sides respectively are equipped with a sump pit, and the sump pit of both sides communicates with the central drainage ditch through the leading water pipe respectively, one side of sump pit all is equipped with lets out the mud groove.

Preferably, be provided with filter equipment in the sump pit, and the filter equipment top is provided with the drainage well lid, and the filter equipment right side is provided with the baffle and passes through loose axle fixed connection, and the last wire rope of filter equipment passes through fixed pulley sliding connection with the sealed movable baffle on right side, and wire rope has the protective housing protection outward.

Preferably, the wall of the water collecting well is provided with a water guide opening connected with the water guide pipe, the distance between the water guide opening and the bottom of the water collecting well is not less than 10cm, the position of the water guide opening is higher than the upper pipe wall of the central drainage ditch, and the gradient of the cross slope of the water guide pipe is not less than 2%.

Preferably, the water conduits on two sides of the water collecting well are connected with the central drainage ditch by adopting three communicating pipes, and the water collecting port is arranged on the upper pipe wall of the central drainage ditch.

Preferably, the upper left portion of sump pit is provided with the cable pit, and the cable pit top is equipped with concrete slab, and is equipped with the cable pipe in the cable pit, and the cable pit right side has to lead mouth of a river and sump pit intercommunication.

Preferably, the mud discharging groove is made of high-strength reinforced concrete, and a slope groove is arranged on the left side of the mud discharging groove.

Preferably, the water conduit and the cable pipe are galvanized steel pipes with the diameter of 10-20 cm.

Preferably, the anti-blocking drainage system for the existing tunnel pavement is longitudinally arranged along the existing tunnel, and the arrangement distance is 25-30 m.

Preferably, the material of the filtering device is stainless steel.

Has the advantages that:

1. the utility model discloses drainage system's effect is prevented blockking up in existing tunnel road surface of performance that can furthest to construction convenience, transformation are with low costs, prevent that silt from blockking up the ponding that the outlet brought, can effectively reduce the risk that the water damage problem brought for tunnel operation safety.

2. Set up in tunnel pavement both sides through the roadside ditch for when overhauing and being under construction, need not the shut off, needn't seal the hole construction, guaranteed the normal operation of traffic, be convenient for maintain and be under construction.

3. Because when raining, the water on the peripheral mountain of tunnel also can flow the drainage system on road surface, often wherein can mix the material that a large amount of silt etc. easily caused the drainage system and blockked up, avoid causing and block up ponding.

Drawings

Fig. 1 is a main sectional view of the present invention.

Figure 2 is the main section view of the water collecting well of the utility model.

Fig. 3 is a schematic view of the connection between the water conduit and the central drainage ditch.

In the figure: the water drainage system comprises a central drainage ditch 1, a water conduit 2, a mud drainage groove 3, high-strength reinforced concrete 4, a water collection well 5, a filtering device 51, a steel wire rope 52, a sealing movable baffle 53, a movable shaft 54, a baffle 55, a protective shell 56, a fixed pulley 57, a drainage well cover 58, a cable trench 6, a tunnel pavement 7, a slope chute 8, a cable conduit 9, a concrete slab 10, a high-strength reinforced concrete pier 11, a communicating pipe 12, a vertical water conduit 13 and a water guide opening 14.

Detailed Description

The technical solution 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

As shown in fig. 1-3: the utility model provides a pair of tunnel pavement prevents drainage system device of jam, including sump pit 5, leading water pipe 2, drainage well lid 58, cable pit 6 and central escape canal 1, the tunnel both sides respectively are equipped with a sump pit 5, and the sump pit 5 of both sides communicates with central escape canal 1 through leading water pipe 2 respectively, and one side of both sides sump pit 5 all is equipped with lets out mud groove 3.

Wherein: be provided with filter equipment 51 in the sump pit 5, filter equipment 51 top is provided with drainage well lid 58, and filter equipment 51 right side is provided with baffle 55 and passes through the fixed 54 fixed connection of loose axle, and wire rope 52 on the filter equipment 51 and the sealed movable baffle 53 on right side pass through fixed pulley 57 sliding connection, and wire rope 52 has the protection of protective housing 56 outward, makes it prevent because the drainage system has been blockked up to the silt of participating in the rainwater, the better potential safety hazard of alleviating road ponding and bringing.

Wherein: a water guide port 14 is arranged on the wall of the water collecting well 5 and connected with the water guide pipe 2, the distance between the water guide port 14 and the bottom of the water collecting well 5 is not less than 10cm, the position of the water guide port 14 is higher than the upper pipe wall of the central drainage ditch 1, and the gradient of the cross slope of the water guide pipe 2 is not less than 2%, so that water can be discharged more smoothly when the water guide pipe is used for draining water.

Wherein: the water conduits 2 on both sides of the water collecting well 5 are connected with the central drainage ditch 1 by adopting three communicating pipes 12, and the water collecting port is arranged on the upper pipe wall of the central drainage ditch 1, so that the water conduits 2 on both sides of the central drainage ditch can not mutually circulate when draining, and water can only drain to the central drainage ditch 1 due to the liquid pressure principle of the three communicating pipes 12.

Wherein: the upper left portion of sump pit 5 is provided with cable pit 6, and 6 tops of cable pit are equipped with concrete slab 10, are equipped with cable pipe 9 in the cable pit 6, and 6 lower right portions of cable pit are equipped with water guide opening 14 and 5 intercommunications of sump pit, make its better maintenance drainage circulation, better protection cable.

Wherein: the mud discharging groove 3 is composed of high-strength reinforced concrete 4, and a slope groove 8 is arranged on the left side of the mud discharging groove 3, so that mud can smoothly flow into the mud discharging groove 3 due to the inertia theorem.

Wherein: the water conduit 2 and the cable conduit 9 are galvanized steel pipes with the diameter of phi 10-20 cm, so that the coating has the advantages of uniformity, strong adhesive force, long service life, strong corrosion resistance and the like.

Wherein: the anti-blocking drainage system for the existing tunnel pavement is longitudinally arranged along the existing tunnel, and the arrangement distance is 25-30 m, so that the anti-blocking drainage system is better and convenient to construct and enhances the drainage capacity of the drainage system.

Wherein: the filtering device 51 is made of stainless steel, so that the filtering device can better prevent the device from aging caused by rusting and preventing the device from being circulated.

The working principle is as follows: the utility model relates to a tunnel pavement anti-clogging drainage system device, including the sump pit 5, leading pipe 2, drainage well cover 58, cable pit 6 and central drainage ditch 1, the tunnel both sides respectively are equipped with a sump pit 5, the sump pit 5 of both sides communicates with central drainage ditch 1 through leading pipe 2 respectively, be provided with filter equipment 51 in the sump pit 5, because gravity pushes down when too much silt is accumulated on filter equipment 51, filter equipment 51 pulls up sealed movable baffle 53 through wire rope 52 and fixed pulley 57, when sealed movable baffle 53 is whole to rise, baffle 55 on filter equipment 51 will fall to the left side of slope groove 8 through loose axle 54, make silt all discharge into and let out silt groove 3, when silt is discharged, because filter equipment 51 has lost gravity and fall downwards through sealed movable baffle 53 and make filter equipment 51 return to the normal position, and go round, the rainwater is then discharged to the center drain 1 through the water introduction port 14 and the water introduction pipe 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims (8)

1. The utility model provides a drainage system device that tunnel road surface blockked up, includes sump pit (5), leading water pipe (2), drainage well lid (58), cable pit (6) and central drainage ditch (1), its characterized in that: the tunnel both sides respectively are equipped with one sump pit (5), and the sump pit (5) of both sides respectively through leading water pipe (2) and central drainage ditch (1) intercommunication, one side of sump pit (5) all is equipped with lets out mud groove (3).

2. The anti-clogging drainage system device for the tunnel pavement according to claim 1, characterized in that: be provided with filter equipment (51) in sump pit (5), and filter equipment (51) top is provided with drainage well lid (58), and filter equipment (51) right side is provided with baffle (55) and passes through loose axle (54) fixed connection, and wire rope (52) on filter equipment (51) and sealed movable baffle (53) on right side pass through fixed pulley (57) sliding connection, and wire rope (52) have protective housing (56) protection outward.

3. The anti-clogging drainage system device for the tunnel pavement according to claim 1, characterized in that: the water collecting well (5) is characterized in that a water guide opening (14) is formed in the well wall of the water collecting well (5) and connected with the water guide pipe (2), the distance between the water guide opening (14) and the bottom of the water collecting well (5) is not less than 10cm, the position of the water guide opening (14) is higher than the upper pipe wall of the central drainage ditch (1), and the cross slope gradient of the water guide pipe (2) is not less than 2%.

4. The anti-clogging drainage system device for the tunnel pavement according to claim 1, characterized in that: the water conduits (2) on two sides of the water collecting well (5) are connected with the central drainage ditch (1) by adopting three communicating pipes (12), and the water collecting port is arranged on the upper pipe wall of the central drainage ditch (1).

5. The anti-clogging drainage system device for the tunnel pavement according to claim 1, characterized in that: the upper left portion of sump pit (5) is provided with cable pit (6), and cable pit (6) top is equipped with concrete slab (10), and is equipped with cable pipe (9) in cable pit (6), and cable pit (6) right side down is equipped with leads mouth of a river (14) and sump pit (5) intercommunication.

6. The anti-clogging drainage system device for the tunnel pavement according to claim 1, characterized in that: the mud discharging groove (3) is composed of high-strength reinforced concrete (4), and a slope groove (8) is arranged on the left side of the mud discharging groove (3).

7. The anti-clogging drainage system device for the tunnel pavement according to claim 1, characterized in that: the water conduit (2) and the cable pipe (9) are galvanized steel pipes with the diameter phi of 10-20 cm.

8. The anti-clogging drainage system device for the tunnel pavement as claimed in claim 2, wherein: the material of the filtering device (51) is stainless steel.

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