CN211446813U - Gas shield dam anchoring structure - Google Patents
Gas shield dam anchoring structure Download PDFInfo
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- CN211446813U CN211446813U CN201921507976.2U CN201921507976U CN211446813U CN 211446813 U CN211446813 U CN 211446813U CN 201921507976 U CN201921507976 U CN 201921507976U CN 211446813 U CN211446813 U CN 211446813U
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Abstract
The utility model provides an air shield dam anchor, its belongs to the anchor field, including the first built-in fitting of anchor in the concrete foundation, the second built-in fitting, the main anchor bolt of anchor between first built-in fitting and second built-in fitting, the upside of second built-in fitting is equipped with the gasbag, the gasbag top is equipped with the shield plate, and the flexible coupling is hugged closely in shield plate left, the integrative vulcanization of gasbag fan-shaped fin second rear portion is connected with the fixed plate, the inside reservation anchor strengthening rib that runs through the fan-shaped fin second of gasbag and gasbag afterbody that is equipped with of fixed plate, the cover is equipped with the main anchor clamp plate that is used for fixed plate on the main anchor bolt. The utility model provides a gas shield dam anchor structure that gas tightness is better, factor of safety is high has solved the clamp plate and has withheld the slippage problem.
Description
Technical Field
The utility model relates to a hydraulic installation especially relates to a gas shield dam anchor structure, belongs to the anchor device field.
Background
At present, the anchoring structure of the air shield dam is various, but the anchoring structure is roughly divided into two structures, wherein one structure is that a hole is drilled on an air bag body, a bolt penetrates through the air bag body and is tightly pressed by an upper pressing plate and a lower pressing plate. The other structure is that no hole is drilled on the air bag, and the purpose of anchoring the air bag is realized by changing the tail structure of the air bag and the pressing plate structure. This patent is the utility model discloses an improvement of gas shield dam anchor of publication No. CN 207405585U. The main anchor bolt is a straight bolt, and a resistance bar is added at the bottom of the bolt to prevent the bolt from being pulled out, but the resistance bar is weak, and the resistance effect is poor. The forked tail structure of gasbag utricule and adapting unit afterbody can appear peeling off between the contact surface and pull out the phenomenon at the atress in-process, and the tie bar between the clamp plate bearing structure can not bear great pressure when the power value shifts to clamp plate support end simultaneously, easily causes the damage, leads to the gasbag to pull out the structural damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the weak point that above-mentioned prior art exists, provide a gas shield dam anchor structure that the gas tightness is better, factor of safety is high.
The utility model aims at reaching through the following technical scheme:
the utility model provides an air shield dam anchor, includes the first built-in fitting of anchor in the concrete foundation, the second built-in fitting, the main anchor bolt of anchor between first built-in fitting and second built-in fitting, the upside of second built-in fitting is equipped with the gasbag, the gasbag top is equipped with the shield plate, and the flexible coupling is hugged closely in the shield plate left, the integrative vulcanization of gasbag fan-shaped fin second rear portion is connected with the fixed plate, the inside reservation anchor strengthening rib that runs through the fan-shaped fin second of gasbag and gasbag afterbody that is equipped with of fixed plate, the cover is equipped with the main anchor clamp plate that is used for fixed plate on the main anchor bolt.
Preferably, the flexible connection is of a concave structure and is connected with the shield plate through an anchoring bolt.
Preferably, both ends of the flexible connection are square structures, and a steel wire rope is wrapped inside each square structure.
Preferably, the main anchor bolt is an L-shaped anchor bolt for fixing the overall structure.
Preferably, the corner of the cavity of the left half part of the main anchoring pressing plate is of an arc-shaped groove structure.
Compared with the prior art, the utility model discloses following positive effect has:
1) the air bag anchoring position is only buckled and pressed on the fan-shaped tail wing structure through the pressing plate, the conditions of overturning and slipping between the air bag and the soft connection contact surface are easy to occur, a part of the air bag framework material is reserved for serving as a reserved anchoring reinforcing rib, and the problem of buckling and pressing and slipping of the pressing plate is solved.
2) The end part of the flexible connection is of a square structure, the processing is more convenient, the processing difficulty of the shield plate is reduced, and meanwhile, the square structure is combined with the steel wire rope to tightly clamp the anchoring bolt connected with the shield plate in the groove, so that the safety of the shield plate in the fluctuation and stress states is greatly improved.
3) The cavity corner of the left half part of the main anchoring pressing plate is of an arc-shaped groove structure, so that the strength of the tail end of the pressing plate is enhanced, the problem of stress concentration is avoided, and the safety of the pressing plate is enhanced.
4) The main anchor bolt is an L-shaped foundation bolt, so that the drawing force between the main anchor bolt and concrete is increased, and the safety coefficient of the whole system is higher.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the flexible connection structure of the present invention.
Fig. 3 is a schematic view of the structure of the air bag of the present invention.
In the figure: 1. a first embedded part; 2. a second embedded part; 3. a main anchor bolt; 4. an air bag; 5. soft connection; 6. a primary anchor platen; 7. a wire rope; 8. a shield plate; 9. reserving an anchoring reinforcing rib; 10. a fan-shaped tail wing B; 11. a primary anchor nut; 12. a cavity corner; 13. a fixing plate; 100. and (5) concrete foundation.
Detailed Description
The following description will be given of embodiments of the present invention with reference to the accompanying drawings for further explanation of the constitution of the present invention.
The utility model provides an air shield dam anchor, includes the first built-in fitting 1 of anchor in concrete foundation 100, second built-in fitting 2, the main anchor bolt 3 of anchor between first built-in fitting 1 and second built-in fitting 2, the upside of second built-in fitting 2 is equipped with gasbag 4, 4 tops of gasbag are equipped with shield plate 8, and flexible coupling 5 hugs closely in 8 left sides of shield plate, 4 fan-shaped fin second 10 rear portions of gasbag integrative vulcanization are connected with fixed plate 13, the inside reservation anchor strengthening rib 9 that runs through fan-shaped fin second 10 of gasbag 4 and 4 afterbody of gasbag that is equipped with of fixed plate 13, the cover is equipped with main anchor clamp 6 that is used for fixed plate 13 on the main anchor bolt 3.
The flexible connection 5 is of a concave structure, and the flexible connection 5 is connected with the shield plate 8 through the main anchor bolt 3.
The two ends of the flexible connection 5 are of square structures, and a steel wire rope 7 is wrapped inside each square structure.
The main anchor bolts 3 are L-shaped anchor bolts for fixing the overall structure.
And a cavity corner 12 of the left half part of the main anchoring pressure plate 6 is of an arc-shaped groove structure.
The utility model discloses the theory of operation as follows:
the air shield dam is a water blocking dam commonly used in a river course, when facing different water level heights, the lifting or lodging of a gate is controlled by inflating or exhausting air bags 4 through compressed air, so that the specific water level height is maintained, the adjustment of any water level height can be realized in a designed water level, in the process of river water impact, the main anchoring pressing plate 6 can be subjected to the pulling force of tail wing parts of the air bags 4 and the flexible connectors 5, at the moment, the anchoring reinforcing ribs 9 reserved on skeleton materials of the air bags 4 penetrate through the fixing plate 13 to press the air bags 4 and the flexible connectors 5, so that the main anchoring pressing plate 6 can be in a balanced state, and the situations of overturning and slipping between contact surfaces of the air bags 4 and the flexible connectors 5 are prevented. The cavity corner 12 of the left half part of the main anchoring pressure plate 6 is of an arc-shaped groove structure, so that the strength of the tail end is enhanced, the problem of stress concentration is avoided, and the safety of the pressure plate is improved. The end part of the flexible connection 5 is of a square structure, the square structure is combined with the steel wire rope 7 to tightly clamp the anchor bolt connected with the shield plate 8 in the groove, and the safety of the shield plate 8 in the fluctuation and stressed states is greatly improved. The main anchor bolts 3 are L-shaped foundation bolts, so that the drawing force between the main anchor bolts and the concrete is increased, and the safety coefficient of the whole structure is higher.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The utility model provides an air shield dam anchor, includes first built-in fitting (1) of anchor in concrete foundation (100), second built-in fitting (2), main anchor bolt (3) of anchor between first built-in fitting (1) and second built-in fitting (2), the upside of second built-in fitting (2) is equipped with gasbag (4), gasbag (4) top is equipped with shield plate (8), and soft joint (5) are hugged closely in shield plate (8) left, its characterized in that: the utility model discloses a novel air bag anchor bolt, including gasbag (4) fan-shaped fin second (10) rear portion integrative vulcanization is connected with fixed plate (13), fixed plate (13) inside is equipped with reservation anchor strengthening rib (9) of fan-shaped fin second (10) that run through gasbag (4) and gasbag (4) afterbody, the cover is equipped with main anchor clamp plate (6) that are used for fixed plate (13) on main anchor bolt (3).
2. The air shield dam anchoring device of claim 1, wherein: the flexible connection (5) is of a concave structure, and the flexible connection (5) is connected with the shield plate (8) through the main anchoring bolt (3).
3. The air shield dam anchoring device of claim 2, wherein: the two ends of the flexible connection (5) are of square structures, and a steel wire rope (7) is wrapped inside each square structure.
4. The air shield dam anchoring device of claim 1, wherein: the main anchor bolts (3) are L-shaped foundation bolts used for fixing the whole structure.
5. The air shield dam anchoring device of claim 1, wherein: and a cavity corner (12) of the left half part of the main anchoring pressure plate (6) is of an arc groove structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921507976.2U CN211446813U (en) | 2019-09-11 | 2019-09-11 | Gas shield dam anchoring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921507976.2U CN211446813U (en) | 2019-09-11 | 2019-09-11 | Gas shield dam anchoring structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211446813U true CN211446813U (en) | 2020-09-08 |
Family
ID=72315525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921507976.2U Active CN211446813U (en) | 2019-09-11 | 2019-09-11 | Gas shield dam anchoring structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211446813U (en) |
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2019
- 2019-09-11 CN CN201921507976.2U patent/CN211446813U/en active Active
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