CN210370712U - Tunnel longitudinal water stop belt positioning device - Google Patents
Tunnel longitudinal water stop belt positioning device Download PDFInfo
- Publication number
- CN210370712U CN210370712U CN201920810717.0U CN201920810717U CN210370712U CN 210370712 U CN210370712 U CN 210370712U CN 201920810717 U CN201920810717 U CN 201920810717U CN 210370712 U CN210370712 U CN 210370712U
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- splint
- waterstop
- water stop
- steel
- locking lever
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Abstract
The utility model provides a vertical waterstop positioner in tunnel, including being used for the centre gripping to be used for a pair of splint that two waterstop tip press from both sides tightly, two splint's upper portion has the locking lever of detaining the type of falling U, and the locking lever both ends are striden in two splint outside ends respectively to through two splint of locking screw locking of screw-thread fit in the locking lever of U type, the utility model provides a bury formula rubber waterstop in vertical not straight, through the fixed waterstop of the device, improved rubber waterstop location accuracy, fastness. The installation quality and the positioning accuracy of the longitudinal rubber waterstop are improved, the lining water seepage caused by the nonstandard installation of the waterstop is reduced, the construction cost for treating the water seepage defect in the later period is saved, and the construction efficiency is improved.
Description
Technical Field
The utility model relates to a vertical waterstop positioner in tunnel.
Background
With the rapid development of economy in China, the construction pace of infrastructures such as roads, railways, urban light rails and the like is gradually accelerated. In infrastructure construction, underground tunnel engineering is an extremely important part. The tunnel lining construction usually adopts composite lining, and the two linings not only have the functions of safe storage and decoration and beautification, but also can be used as a final waterproof barrier after the waterproof board is infiltrated. Due to the limitation of the construction technology at the present stage, the secondary lining cannot realize one-time pouring of the inverted arch and the arch wall. In consideration of the construction process requirements, the two-lining design is usually to construct an inverted arch first and then construct a two-lining arch wall. In order to ensure that the construction joint of the inverted arch and the arch wall is waterproof and meets the requirement, a longitudinal middle-buried rubber waterstop is arranged at the longitudinal construction joint of the inverted arch and the arch wall. Half pre-buried at the inverted arch of waterstop, half expose short side wall, along with the arch wall concreting, bury in inverted arch, arch wall concrete in the realization waterstop to realize the maximum water-proof effects. The traditional rubber water stop adopts glue to bond an overlap joint, and the water stop is installed by manually dragging the water stop. The method can not only realize firm bonding of the water stop joint, but also ensure that the water stop is longitudinally straight, and the water belt is often stopped from settling in the concrete pouring process. The waterstop joint is not firmly bonded and is bent and deformed, the waterstop joint is not buried in an inverted arch or an arch wall, the requirement of two-lining design for water resistance cannot be met, the later-stage water seepage treatment cost is high, and even the vehicle passing and the safety of passengers are damaged.
Disclosure of Invention
The utility model discloses improve above-mentioned problem, promptly the to-be-solved technical problem of the utility model is current adoption glue bonding overlap joint, and the manual work is pulled the method installation waterstop of waterstop and is connected the bonding insecure, and bending deformation does not bury in invert, arch wall, does not reach two lining design waterproof requirements.
The utility model discloses a concrete implementation scheme is: the utility model provides a vertical waterstop positioner in tunnel, is used for the first splint and the second splint that two waterstop overlap joint tip are tight including being used for the centre gripping, the upper portion of first splint and second splint has the locking lever of deducting the type of falling U, the locking lever both ends are striden respectively in first splint and second splint outside end, the locking lever of falling U type is close the one end lower part screw-thread fit of first splint has the locking screw that can support and prop up first splint surface, and the locking lever of falling U type is close the one end lower part and the laminating of second splint surface of second splint, the upper end of first splint and second splint has the stop nut and the spacing reinforcing bar that can mutually support.
Furthermore, stop nut fixed connection is in second steel splint upper end, stop reinforcement fixed connection is in first steel splint upper end, stop reinforcement and stop nut are coaxial and can insert in the stop nut.
Furthermore, a connecting iron wire is transversely fixed on the water stop belt, and a chain is fixedly connected to the connecting iron wire.
Further, the width of the first steel clamping plate and the width of the second steel clamping plate are 20cm, the height of the first steel clamping plate and the height of the second steel clamping plate are 15cm, and the thickness of the first steel clamping plate and the thickness of the second steel clamping plate are 1 cm.
Further, stop nut and second steel splint welding, spacing reinforcing bar and first steel splint welded connection, spacing reinforcing bar diameter is 10mm, and the nut model is M2.
Furthermore, the lap joint length of the two water stop belts is more than or equal to 20 cm.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a bury in vertical not in same direction as straight rubber waterstop, the problem of not burying inverted arch, arch wall concrete has improved rubber waterstop location accuracy, fastness through the device fixed waterstop. The installation quality and the positioning accuracy of the longitudinal rubber waterstop are improved, the lining water seepage caused by the nonstandard installation of the waterstop is reduced, the construction cost for treating the water seepage defect in the later period is saved, and the construction efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the utility model in use.
Fig. 3 is a schematic side view of the locking state of the locking screw of the present invention.
Fig. 4 is the schematic view of the transverse fixing structure of the water stop of the present invention.
In the figure: 100-inverted arch concrete surface, 101-lap joint water stop, 10-first steel splint, 20-second steel splint, 30-inverted U-shaped locking rod, 40-locking screw, 510-limiting nut, 520-limiting reinforcing steel bar, 60-connecting iron wire and 70-chain.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, a longitudinal water stop positioning device for a tunnel comprises a first steel clamping plate 10 and a second steel clamping plate 20 which are used for clamping the lap ends of two water stops, wherein the device fixes the two water stops, one water stop is from the previous mold and is poured to form an inverted arch, and the other water stop is from the inverted arch to be poured. One end of the positioning device is used for fixing the lap joint of the two water stop belts, and the other end of the positioning device is used for stretching the water stop belts by adopting a chain arc.
The upper portion of first splint and second splint has the locking lever 30 that the knot has the type of falling U, the locking lever both ends are striden respectively in first splint 10 and the 20 outside ends of second splint, the locking lever of the type of falling U is close the locking screw 40 that the one end lower part screw-thread fit of first splint has the ability to support and pushes up first splint surface, and the locking lever 30 of the type of falling U is close the one end lower part and the laminating of second splint surface of second splint, the upper end of first splint and second splint has spacing nut 510 and spacing reinforcing bar 520 that can mutually support.
In this embodiment, stop nut 510 fixed connection is in second splint 20 upper end, stop reinforcing bar fixed connection is in first splint 10 upper end, thereby stop reinforcing bar 520 and stop nut 510 are coaxial and can insert the spacing cooperation of first splint 10 with second splint 20 in the stop nut.
In this implementation, the lower extreme that the locking lever 30 of the type of falling U is close first steel splint is fixed with lock nut 310, locking screw 40 and lock nut screw-thread fit make the tip of locking screw 40 oppress the interval of first steel splint and second steel splint and then realize pressing from both sides tight waterstop lap joint and ensure that the waterstop closely cooperates through rotating locking screw 40 thereby reducing the first steel splint and the second steel splint surface of first steel splint surface.
In the embodiment, the width of the steel clamping plate is 20cm, the height of the steel clamping plate is 15cm, and the thickness of the steel clamping plate is 1 cm.
In this embodiment, the limiting nut 510 is welded to the second steel splint 20, the limiting steel bar 520 is welded to the first steel splint 10, the diameter of the limiting steel bar is 10mm, the model of the nut is M2, and the overlapping length of the two water stops is greater than or equal to 20 cm.
In this embodiment, when the water stop is used, the connecting iron wire 60 is fixed to the transverse end portion of the water stop, the chain 70 is fixedly connected to the connecting iron wire 60, the water stop is pulled by the iron wire to ensure that the spatial position of the water hose is fixed, and during concrete pouring, the chain arc acts on the water stop to ensure that the water stop is longitudinally straight and unbent, and the height of the water stop is kept horizontal, so that the water stop can be embedded between the inverted arch and the two liners, and the water seepage of a longitudinal construction joint caused by bending and sinking migration of the water stop can be effectively prevented, so that the water stop can be installed to meet the design requirement of rechecking.
During the use, clip two waterstop overlap joint with first splint and second splint, need insert spacing reinforcing bar 520 during first splint and the location of second splint, through adjusting locking screw 40, it guarantees first splint and the fixed of second splint nonoccurrence realization relative position to reduce the first splint of waterstop and the clearance of second splint through the locking lever 30 of the type of falling U, the waterstop is tied up to the waterstop other end with iron wire 60, recycle chain 70 and pull the waterstop, and then realize that the fixed mechanism structure of the installation that rubber waterstop was realized to waterstop spatial position fixed above-mentioned structure simple structure, and reasonable design is favorable to improving tunnel rubber waterstop construction quality.
Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.
Also, above-mentioned the utility model discloses if disclose or related to mutually fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.
The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (6)
1. The utility model provides a vertical waterstop positioner in tunnel, its characterized in that, is used for the centre gripping to be used for first splint and the second splint that two waterstop overlap joint tip are tight, the upper portion of first splint and second splint has the locking lever of deducting the type of falling U, the locking lever both ends are striden respectively in first splint and second splint outside end, the locking lever of the type of falling U is close the one end lower part screw-thread fit of first splint has the locking screw that can support and push up first splint surface, and the locking lever of the type of falling U is close the one end lower part and the laminating of second splint surface of second splint, the upper end of first splint and second splint has the stop nut and the spacing reinforcing bar that can mutually support.
2. The positioning device for the longitudinal water stop strip of the tunnel according to claim 1, wherein the limiting nut is fixedly connected to the upper end of the second steel splint, the limiting steel bar is fixedly connected to the upper end of the first steel splint, and the limiting steel bar is coaxial with the limiting nut and can be inserted into the limiting nut.
3. The positioning device for the longitudinal water stop belt of the tunnel according to claim 1 or 2, wherein a connecting wire is transversely fixed on the water stop belt, and a chain is fixedly connected on the connecting wire.
4. The positioning device for the longitudinal water stop strip of the tunnel according to claim 1 or 2, wherein the first steel clamping plate and the second steel clamping plate are 20cm in width, 15cm in height and 1cm in thickness.
5. The positioning device for the longitudinal water stop strip of the tunnel according to claim 1 or 2, wherein the limiting nut is welded with the second steel clamping plate, the limiting steel bar is welded with the first steel clamping plate, the diameter of the limiting steel bar is 10mm, and the model of the nut is M2.
6. The positioning device for the longitudinal water stop of the tunnel according to claim 1 or 2, wherein the overlapping length of the two water stops is more than or equal to 20 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920810717.0U CN210370712U (en) | 2019-05-31 | 2019-05-31 | Tunnel longitudinal water stop belt positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920810717.0U CN210370712U (en) | 2019-05-31 | 2019-05-31 | Tunnel longitudinal water stop belt positioning device |
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| Publication Number | Publication Date |
|---|---|
| CN210370712U true CN210370712U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920810717.0U Active CN210370712U (en) | 2019-05-31 | 2019-05-31 | Tunnel longitudinal water stop belt positioning device |
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| CN (1) | CN210370712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112281609A (en) * | 2020-09-03 | 2021-01-29 | 宁波汇洲生态建设有限公司 | Seam attaching machine for pavement crack repairing construction |
| CN112647630A (en) * | 2020-12-02 | 2021-04-13 | 徐蓓 | External photovoltaic curtain wall for green building |
-
2019
- 2019-05-31 CN CN201920810717.0U patent/CN210370712U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112281609A (en) * | 2020-09-03 | 2021-01-29 | 宁波汇洲生态建设有限公司 | Seam attaching machine for pavement crack repairing construction |
| CN112281609B (en) * | 2020-09-03 | 2022-07-22 | 宁波汇洲生态建设有限公司 | Joint attaching machine for pavement crack repairing construction |
| CN112647630A (en) * | 2020-12-02 | 2021-04-13 | 徐蓓 | External photovoltaic curtain wall for green building |
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