CN217632490U - Emergency leak-proof device for shield tunnel segment construction joint leakage water - Google Patents
Emergency leak-proof device for shield tunnel segment construction joint leakage water Download PDFInfo
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- CN217632490U CN217632490U CN202221213866.7U CN202221213866U CN217632490U CN 217632490 U CN217632490 U CN 217632490U CN 202221213866 U CN202221213866 U CN 202221213866U CN 217632490 U CN217632490 U CN 217632490U
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Abstract
The utility model discloses an emergency leak-proof device for shield tunnel segment construction joint water leakage, which is fixedly arranged at the shield tunnel segment construction joint water leakage, and comprises a water stop, a waterproof material layer, a plug, a steel belt and a shooting nail, wherein two symmetrical first inserting grooves which are arranged along the length direction are arranged on one end surface of the water stop in the thickness direction, and a second inserting groove is arranged between the two first inserting grooves; the other end face of the water stop in the thickness direction is provided with a groove, and the waterproof material layer is matched with the groove and arranged in the groove; grouting channels which are communicated with each other are arranged at the bottom of the second inserting groove and the waterproof material layer at the corresponding position; the plug is plugged in the grouting channel; the steel belt comprises a first steel belt inserted in the first insertion groove and a second steel belt inserted in the second insertion groove; the shooting nail penetrates through the first steel plate, the water stop and the waterproof material layer to be fixed on the pipe sheet, and the second steel belt is pressed on the grouting channel to prevent the plug from moving out.
Description
The technical field is as follows:
the utility model belongs to shield tunnel maintenance field, the utility model particularly relates to a shield tunnel section of jurisdiction construction joint percolating water speedily carry out rescue work leak protection device.
Background art:
the leakage at the segment construction joint is the most main occurrence form of the shield tunnel leakage water. The long-term leakage of the construction joint of the shield tunnel in the operation period can influence the strength of the lining structure, and leakage water can cause certain danger to the tunnel traffic when falling on the tunnel pavement or the vehicle of the tunnel traveling crane.
At present, the method for treating the water leakage of the segment construction joint mainly comprises the following two methods:
the first type is that water plugging materials are directly filled in the segment construction joints, the traditional construction joint plugging process is poor in attractiveness, the effect of preventing leakage water from dripping can be achieved only in a short time, meanwhile, the construction time of the method is long, delay can be caused to traffic of a tunnel in the operation period, and rapid construction is difficult.
And secondly, treating the leakage water by adopting a slotting drainage method, slotting drainage is carried out on the lining leakage water structure to discharge the leakage water, grouting holes are formed in the positions of the slots, and grouting plugging is carried out on the back of the lining. In the method, grouting plugging is inconvenient to implement, construction time is long, traffic of the tunnel in the operation period is greatly delayed, and the effect of emergency treatment of water leakage cannot be achieved.
The invention content is as follows:
in order to play quick shutoff, emergency treatment's effect to shield tunnel section of jurisdiction construction joint department percolating water to work to subsequent slip casting shutoff has certain help, the utility model provides a leak protection device that speedily carries out rescue work of shield tunnel section of jurisdiction construction joint percolating water should speedily carry out rescue work leak protection device still has advantage with low costs, that installation period is short.
The technical scheme of the utility model as follows:
an emergency leak-proof device for water leakage of a shield tunnel segment construction joint is fixedly arranged at the shield tunnel segment construction joint and comprises a water stop, a waterproof material layer, a plug, a steel belt and a shooting nail, wherein two first inserting grooves which are symmetrical and arranged along the length direction are arranged on one end face of the water stop in the thickness direction, and a second inserting groove is arranged between the two first inserting grooves; a groove is formed in the other end face of the water stop in the thickness direction, and the waterproof material layer is matched with the groove and is arranged in the groove; grouting channels which are communicated with each other are arranged at the bottom of the second inserting groove and the waterproof material layer at the corresponding position; the plug is plugged in the grouting channel; the steel belt comprises a first steel belt inserted in the first insertion groove and a second steel belt inserted in the second insertion groove; the shooting nail penetrates through the first steel plate, the water stop and the waterproof material layer to be fixed on the pipe sheet, and the second steel belt is pressed on the grouting channel to prevent the plug from moving out.
Further, the grouting channel is obliquely arranged, and the inclination angle of the grouting channel and the horizontal plane ranges from 30 degrees to 60 degrees.
Further, the inclined angle range of the grouting channel and the horizontal plane is 45 degrees.
Furthermore, a group of wind guide angles are respectively arranged at two ends of one end face of the waterstop in the thickness direction in the width direction, three groups of deformation holes are arranged in the length direction and are arranged in parallel, and a latch is arranged between each group of deformation holes on the outer side and one group of wind guide angles adjacent to the deformation holes, so that a first inserting groove is formed; and a latch is arranged between the deformation hole on the inner side and the deformation hole on any outer side, so that a second inserting groove is formed.
Furthermore, the bottom surface of the deformation hole is provided with two water stop reinforcing belts along the length direction, and a gap is arranged between the two water stop reinforcing belts and is embedded in the waterproof material layer.
Furthermore, among the three groups of deformation holes, two groups of deformation holes positioned on the outer side are symmetrically arranged on two sides of the central axis of the water stop belt.
Further, the waterproof material layer is made of polyurethane.
Further, the waterstop is made of rubber.
Compared with the prior art, the utility model has the following beneficial effects
The utility model discloses a shield tunnel section of jurisdiction construction joint leakage water's leak protection device that speedily carries out rescue work, fixed mounting plays the effect that prevents the percolating water drippage in the shield tunnel section of jurisdiction construction joint department, is equipped with the slip casting passageway on the leak-proof waterstop of should speedily carrying out rescue work simultaneously, and constructor can directly carry out the slip casting shutoff to section of jurisdiction construction joint leakage water department through this slip casting passageway, and construction convenience just can not influence the logical car in the tunnel.
The utility model discloses the slope of slip casting passageway sets up to set up inclination between 30 ~ 60, both satisfied the requirement of minimum slip casting angle, also can avoid the problem that leads to the slip casting backward flow because of the slip casting angle is too big when the partial seepage of vault simultaneously.
The utility model discloses well slip casting passageway is filled with the stopper in, through second steel band gland on the slip casting passageway, prevents that the stopper from shifting out, this design prevents that the slip casting passageway from to the influence of the antiseep effect of waterstop
The utility model discloses a leak protection device speedily carries out rescue work adopts to penetrate the nail and fixes in section of jurisdiction construction joint percolating water department, and the installation is simple swift, and the cost is lower, can in time punishment seepage when discovering the seepage.
The utility model discloses stop to be equipped with the wind angle on the hosepipe, the influence of the air current in the reducible tunnel of this design to the sealing strip.
The utility model discloses stop being equipped with the deformation hole on the hosepipe, there is certain flexible space under the waterstop receives the influence of external force, percolating water pressure and temperature stress, makes the suitability of the leak protection device of speedily carrying out rescue work wider.
The utility model discloses the bottom surface in well deformation hole is equipped with twice stagnant water reinforcing band along length direction, is equipped with the interval between the twice stagnant water reinforcing band and is embedded in the waterproof material layer, and the design in stagnant water reinforcing band can increase pressure between waterproof material layer and the waterstop, strengthens stagnant water effect, has also increased the area of contact between waterproof material layer and the waterstop simultaneously, increases installation stability.
Drawings
The above and other features of the invention will become more apparent from the detailed description of preferred, non-limiting embodiments of the invention with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of an emergency leak-proof device;
FIG. 2 is a schematic view of the installation of the emergency leak-proof device;
in the figure, 1-water stop; 11-a first plug groove; 12-a second plug groove; 13-wind angle; 14-deformation holes; 15-grouting a channel; 16-a water-stop reinforcing tape; 2-a layer of waterproof material; 3-a plug; 4-a first steel strip; 5-a second steel strip; 6-shooting the nail; 7-a segment; 8-segment construction joint.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The first embodiment is as follows:
the emergency leak-proof device for the shield tunnel segment construction joint water leakage of the embodiment is fixedly installed at the segment construction joint 8 water leakage position of a shield tunnel segment 7 as shown in fig. 1-2, and comprises a water stop belt 1 made of rubber, a waterproof material layer 2 made of polyurethane, a plug 3, a first steel belt, a second steel belt and a shooting nail 6, wherein two first inserting grooves 11 which are symmetrical and arranged along the length direction are arranged on one end face of the water stop belt 1 in the thickness direction, and a second inserting groove 12 is arranged between the two first inserting grooves 11; in this embodiment, a group of wind guide angles 13 are respectively arranged at two ends of one end surface in the thickness direction of the water stop strip 1 in the width direction, three groups of hollow deformation holes 14 are arranged in the length direction, the three groups of deformation holes 14 are arranged in parallel, two groups of deformation holes 14 at the outer side are symmetrically arranged at two sides of the central axis of the water stop strip 1, and a latch is arranged between each group of deformation holes 14 at the outer side and one group of wind guide angles 13 adjacent to the deformation holes 14, so that a first inserting groove 11 is formed; a latch is arranged between the inner deformation hole 14 and any outer deformation hole 14, thereby forming the second insertion groove 12.
The bottom surface of the wind guide angle 13 protrudes from the bottom surface of the deformation hole 14 on the water stop 1, so that a groove is formed on the other end surface of the water stop 1 in the thickness direction, the waterproof material layer 2 is fittingly arranged in the groove, and the bottom surface of the waterproof material layer 2 is flush with the bottom surface of the wind guide angle 13.
The bottom of the second inserting groove 12 and the waterproof material layer 2 at the corresponding position are communicated with each other; the grouting passage 15 is obliquely arranged and the angle of inclination of the grouting passage 15 with the horizontal plane ranges from 30 to 60 degrees. The angle of inclination of the grouting channel 15 to the horizontal in this example is in the range of 45. Two water stopping reinforcing belts 16 are arranged on the bottom surface of the deformation hole 14 positioned at the outer side in the three groups of deformation holes 14 along the length direction, and a space is arranged between the two water stopping reinforcing belts 16 and is embedded in the waterproof material layer. The design of stagnant water reinforcing band can increase pressure between waterproof material layer and the waterstop 1, and reinforcing stagnant water effect has also increased the area of contact between waterproof material layer and the waterstop 1 simultaneously, increases installation stability. The arrangement of the grouting channel can provide convenience for subsequent grouting and plugging work. The plug 3 is plugged in the grouting channel 15 to prevent leakage water from leaking from the grouting channel to affect the plugging effect. The first steel belt 4 is inserted in the first insertion groove 11, and the second steel belt 5 is inserted in the second insertion groove 12; penetrate nail 6 and pass first steel sheet, waterstop 1, waterproof material layer 2 and be fixed in on the pipe sheet, second steel band 5 gland is on slip casting passageway 15, prevents that stopper 3 from shifting out, influences the leaking stoppage effect. The second steel band of stopper and gland on the slip casting passageway can reach the effect that prevents the slip casting passageway seepage.
During installation, the waterstop is pasted on the surface of the segment at a construction joint, the first steel belt and the second steel belt are respectively inserted into the first insertion groove and the second insertion groove, and the first steel belt, the waterstop strip and the waterproof material layer are nailed by using a shooting nail, and the emergency leak-proof device is fixed on the surface of the segment. The utility model discloses the leak protection device speedily carries out rescue work's installation is simple more swift, the cost is lower, and can not influence the tunnel and lead to the car, can in time punishment seepage when discovering the seepage. The utility model discloses a can regard as emergency treatment device after the leak protection device that speedily carries out rescue work to install, play the effect that prevents the percolating water drippage in the short time, when needs slip casting, at first take out second steel band and stopper, slip casting constructor directly beats the slip casting hole slip casting from the slip casting passageway, and construction convenience just can not influence the logical car in the tunnel.
Claims (8)
1. The utility model provides a shield tunnel section of jurisdiction construction joint leakage water's leak protection device that speedily carries out rescue work, fixed mounting is in shield tunnel section of jurisdiction construction joint leakage water department, its characterized in that: the waterproof structure comprises a water stop, a waterproof material layer, a plug, a steel belt and a shooting nail, wherein two first inserting grooves which are symmetrical and arranged along the length direction are arranged on one end face of the water stop in the thickness direction, and a second inserting groove is arranged between the two first inserting grooves; a groove is formed in the other end face of the water stop in the thickness direction, and the waterproof material layer is matched with the groove and is arranged in the groove; grouting channels which are communicated with each other are arranged at the bottom of the second inserting groove and the waterproof material layer at the corresponding position; the plug is plugged in the grouting channel; the steel belt comprises a first steel belt inserted in the first insertion groove and a second steel belt inserted in the second insertion groove; the shooting nail penetrates through the first steel plate, the water stop and the waterproof material layer to be fixed on the pipe sheet, and the second steel belt is pressed on the grouting channel to prevent the plug from moving out.
2. The emergency leak-proof device for water leakage of shield tunnel segment construction joints according to claim 1, which is characterized in that: the grouting channel is obliquely arranged, and the inclination angle of the grouting channel and the horizontal plane ranges from 30 degrees to 60 degrees.
3. The emergency leak-proof device for water leakage of shield tunnel segment construction joints according to claim 2, which is characterized in that: the inclined angle range of the grouting channel and the horizontal plane is 45 degrees.
4. The emergency leak-proof device for water leakage of shield tunnel segment construction joints according to any one of claims 1 to 3, which is characterized in that: a group of wind guide angles are respectively arranged at two ends of one end face of the water stop in the thickness direction, three groups of deformation holes are arranged in the length direction and are arranged in parallel, and a latch is arranged between each group of deformation holes on the outer side and a group of wind guide angles adjacent to the deformation holes, so that a first inserting groove is formed; a latch is arranged between the inner deformation hole and any outer deformation hole, so that a second inserting groove is formed.
5. The emergency leak-proof device for water leakage of shield tunnel segment construction joints according to claim 4, which is characterized in that: the bottom surface of the deformation hole is provided with two water stop reinforcing belts along the length direction, and a gap is arranged between the two water stop reinforcing belts and is embedded in the waterproof material layer.
6. The emergency rescue leakage-proof device for water leakage of shield tunnel segment construction joints according to claim 5, characterized in that: and in the three groups of deformation holes, the two groups of deformation holes positioned on the outer side are symmetrically arranged on two sides of the central axis of the water stop.
7. The emergency leak-proof device for water leakage of shield tunnel segment construction joints according to claim 5, which is characterized in that: the waterproof material layer is made of polyurethane.
8. The emergency rescue leakage-proof device for water leakage of shield tunnel segment construction joints according to claim 5, characterized in that: the waterstop is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221213866.7U CN217632490U (en) | 2022-05-20 | 2022-05-20 | Emergency leak-proof device for shield tunnel segment construction joint leakage water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221213866.7U CN217632490U (en) | 2022-05-20 | 2022-05-20 | Emergency leak-proof device for shield tunnel segment construction joint leakage water |
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| Publication Number | Publication Date |
|---|---|
| CN217632490U true CN217632490U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221213866.7U Active CN217632490U (en) | 2022-05-20 | 2022-05-20 | Emergency leak-proof device for shield tunnel segment construction joint leakage water |
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| Country | Link |
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| CN (1) | CN217632490U (en) |
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2022
- 2022-05-20 CN CN202221213866.7U patent/CN217632490U/en active Active
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