CN212670491U - Rubber dam mounting structure - Google Patents
Rubber dam mounting structure Download PDFInfo
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- CN212670491U CN212670491U CN202020960155.0U CN202020960155U CN212670491U CN 212670491 U CN212670491 U CN 212670491U CN 202020960155 U CN202020960155 U CN 202020960155U CN 212670491 U CN212670491 U CN 212670491U
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Abstract
The utility model discloses a rubber dam mounting structure relates to hydraulic engineering technical field. Its technical essential includes bottom plate and dam bag, the anchor bolt has set gradually from upwards down for the bottom plate, the backing plate, the gasket, clamp plate and gland nut, the dam bag is located between gasket and the clamp plate, be provided with the stagnant water adhesive tape between gasket and the dam bag, be provided with two anchor grooves on the bottom plate, the anchor groove extends along the length direction of dam bag, anchor bolt and gland nut all are located the anchor inslot, one side that the dam bag main part was kept away from to the anchor inslot is provided with the filling part, the filling part covers anchor bolt and gland nut, the up end parallel and level of filling part, and the up end of filling part and handing-over department that the filling part is close to one side of dam bag main part are the curved surface. The utility model has the advantages of when avoiding collapsing the dam bag and gland nut and anchor bolt take place contact and wearing and tearing, guarantee rubber dam life.
Description
Technical Field
The utility model relates to a hydraulic engineering technical field, more specifically say, it relates to a rubber dam mounting structure.
Background
The rubber dam is a bag-type water-retaining dam made up by using high-strength synthetic fibre fabric as stress skeleton, coating rubber layer as protective layer, making it into adhesive tape, anchoring it on the base plate to form a closed dam bag and using water (gas) to inflate it by means of charging and discharging pipeline. The dam top can overflow, the dam height can be adjusted according to needs, and the upstream water level is controlled, so that the benefits of irrigation, power generation, shipping, flood control, moisture blocking and the like are achieved.
Chinese patent No. CN203096690U discloses an anchoring device for rubber dam bags, which comprises pre-embedded anchoring bolts, a steel backing plate, a bottom gasket, a steel pressing plate and a gland nut, wherein an inner pressing strip is arranged below the bottom gasket, and an outer pressing strip is arranged below the steel pressing plate.
Similar to the rubber dam bag anchoring device in the prior art, the two sides of a rubber dam are anchored on a poured concrete bottom plate and are respectively positioned on the upstream side and the downstream side of the bottom plate; the pre-buried anchor bolts are fixed on the bottom plate, the rubber dam bag is placed between the bottom gasket and the outer pressure bar, and when the compression nut is screwed, the rubber dam bag and the bottom gasket form a concave curve at the anchoring position.
However, after the dam is collapsed, the dam bag can be in mutual contact and friction with the compression nut and the anchor bolt, so that the dam bag is abraded and damaged, and the service life of the rubber dam is influenced.
SUMMERY OF THE UTILITY MODEL
To current technical problem, an object of the utility model is to provide a rubber dam mounting structure, its dam bag and gland nut and anchor bolt take place contact and wearing and tearing when having the dam of avoiding collapsing, guarantee rubber dam life's advantage.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a rubber dam mounting structure, includes bottom plate and dam bag, anchor bolt, backing plate, gasket, clamp plate and gland nut have set gradually from upwards being followed to the bottom plate, the dam bag is located between gasket and the clamp plate, be provided with the stagnant water adhesive tape between gasket and the dam bag, be provided with the anchor groove on the bottom plate, the anchor groove extends along the length direction of dam bag, anchor bolt and gland nut all are located the anchor inslot, one side of keeping away from dam bag main part in the anchor inslot is provided with filling part, filling part covers anchor bolt and gland nut, the up end parallel and level of filling part, just the up end of filling part is the curved surface with the handing-over department that filling part is close to one side of dam bag main part.
By adopting the technical scheme, two sides of the dam bag can be respectively fixed in the anchoring groove, and the water-stopping adhesive tape can ensure the sealing effect of the connection between the dam bag and the anchoring groove and prevent the dam bag from permeating; the upper ends of the compression nut and the anchoring bolt can be completely covered by the filling part, so that contact friction between the dam bag and the compression nut and the anchoring bolt is avoided; meanwhile, the upper end of the filling part is a plane, the upper end of one side, close to the dam bag body, of the filling part is a curved surface, abrasion between the dam bag and the filling part can be reduced, the dam bag is prevented from being in contact with and abraded by the compression nut and the anchoring bolt when the dam collapses, and the service life of the rubber dam is guaranteed.
The utility model discloses further set up to: the filling part is a waterproof concrete layer.
Through adopting above-mentioned technical scheme, waterproof concrete layer can be plugged up the top and the gland nut of anchor bolt whole covers, also can prevent simultaneously that gland nut and anchor bolt from taking place the corrosion.
The utility model discloses further set up to: and a reinforcing sheet is arranged between the dam bag and the pressing plate.
Through adopting above-mentioned technical scheme, set up the reinforcement piece between dam bag and clamp plate, can improve the steadiness of dam bag installation.
The utility model discloses further set up to: one side of the reinforcing sheet close to the dam bag body is provided with a shielding sheet extending upwards, one side of the shielding sheet close to the dam bag body is extended along the filling part, and the upper end of the shielding sheet is flush with the upper end face of the filling part.
By adopting the technical scheme, the filling part is a waterproof concrete layer and needs to be poured by arranging the shielding piece, the anchoring groove can be divided into a left part and a right part by the shielding piece, and one side of the shielding piece, which is far away from the dam bag main body, can be used for forming the filling part, so that the pouring forming of the filling part is facilitated; meanwhile, the shielding piece can prevent the dam bag from rubbing against the side face of the waterproof concrete layer, and abrasion of the dam bag is reduced.
The utility model discloses further set up to: the upper surfaces of the base plate, the bottom gasket, the water stop adhesive tape and the reinforcing sheet are provided with protrusions along respective length directions, and the lower surfaces of the bottom gasket, the water stop adhesive tape, the reinforcing sheet and the pressing plate are provided with grooves matched with the protrusions.
By adopting the technical scheme, when the hold-down nut locks the dam bag, the bottom gasket, the water stop adhesive tape, the pressing plate and the reinforcing sheet from the uppermost end, each bulge part can be clamped in the groove above the bulge part, and the connection stability of the dam bag is improved.
The utility model discloses further set up to: and a flat gasket is arranged between the compression nut and the pressure plate.
Through adopting above-mentioned technical scheme, set up the plain washer between clamp plate and gland nut, can prevent that gland nut from loosening and dispersing pressure.
The utility model discloses further set up to: the lower extreme of anchor bolt is provided with the kink that upwards slopes to extend, be provided with the reinforcing bar of overlap joint on the kink in the bottom plate, the axis of reinforcing bar is perpendicular with anchor bolt's axis.
Through adopting above-mentioned technical scheme, when anchor bolt pre-fixing on the bottom plate, with the reinforcing bar overlap joint at the kink, pour the completion back at the bottom plate, the reinforcing bar can carry on spacingly to the kink for anchor bolt is difficult to be followed in the bottom plate and is upwards pulled up, improves the stability between anchor bolt and the roof.
The utility model discloses further set up to: the upper end surface of the filling part is flush with the top surface of the bottom plate.
Through adopting above-mentioned technical scheme, establish the up end of filling portion into the bottom surface parallel and level with the bottom plate for the upper end of filling portion just also with the opening parallel and level of anchor groove, after collapsing the dam, the dam bag can paste the last plane at bottom plate and filling portion parallel and level, avoids causing wearing and tearing because of unevenness.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) by arranging the cooperation between the anchoring groove and the filling part, after the two sides of the dam bag are fixed in the anchoring groove, the filling part can cover the upper ends of the compression nut and the anchoring bolt, so that the dam bag is prevented from being in contact with the compression nut and the anchoring bolt, and the joint between one side of the filling part close to the dam bag main body and the upper end face is a curved surface, so that the abrasion between the dam bag and the filling part can be reduced, the contact and the abrasion between the dam bag and the compression nut and the anchoring bolt during dam collapse are avoided, and the service life of the rubber dam is ensured;
(2) the reinforcing piece is arranged, so that the installation stability of the dam bag can be improved, and the shielding piece arranged on one side of the reinforcing piece close to the dam bag body can prevent the dam bag from directly contacting and rubbing with the filling part, so that the service life of the dam bag is ensured;
(3) through setting up stagnant water adhesive tape, can improve the leakproofness of dam bag installation department, prevent that dam bag fixed department from taking place the seepage.
Drawings
FIG. 1 is a schematic view of an installation structure of a rubber dam;
fig. 2 is an enlarged view of a portion a of fig. 1.
Reference numerals: 1. a base plate; 2. dam bag; 3. an anchoring groove; 4. an anchor bolt; 5. a base plate; 6. a bottom gasket; 7. a water stopping rubber strip; 8. a reinforcing sheet; 9. pressing a plate; 10. a compression nut; 11. a filling section; 12. a shielding sheet; 13. a boss portion; 14. a groove; 15. a bending section; 16. and (5) reinforcing steel bars.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The embodiment, a rubber dam mounting structure, as shown in fig. 1 and 2, including bottom plate 1 and dam bag 2 of both sides anchor on bottom plate 1, be equipped with two anchor groove 3 along its length direction on bottom plate 1, anchor groove 3 extends along dam bag 2's length direction, anchor groove 3's transversal is trapezoidal, and anchor groove 3's upper end opening part is trapezoidal long base, and the junction that is close to both sides and bottom plate 1 top surface each other of two anchor grooves 3 all fillets set up, avoids dam bag 2 wearing and tearing.
Wherein, a plurality of anchor bolts 4 have vertically been preset along its length direction in anchor groove 3, and from the backing plate 5, gasket 6, stagnant water adhesive tape 7, enhancement piece 8, clamp plate 9 and gland nut 10 that upwards set gradually passed anchor bolt 4 down in anchor groove 3, dam bag 2 is located between stagnant water adhesive tape and enhancement piece 8. The backing plate 5 is fixed at the bottom of the anchoring groove 3, and the water stop adhesive tape 7 is positioned between the bottom gasket 6 and the reinforcing sheet 8, so that the sealing performance of the dam bag 2 after installation can be improved, and leakage is prevented; the reinforcing sheet 8 can improve the mounting stability of the dam bag 2; in addition, a flat washer is provided between the compression nut 10 and the pressure plate 9, which can prevent the compression nut 10 from being loosened and dispersing pressure.
The upper ends of the anchor bolt 4 and the compression nut 10 are lower than the opening height position of the anchor groove 3, a filling part 11 is arranged on one side, far away from the dam bag 2 body, in the anchor groove 3, and the filling part 11 covers the anchor bolt 4 and the compression nut 10; in addition, the upper end surface of the filling part 11 is flush with the top surface of the bottom plate 1, and the joint of the upper end surface of the filling part 11 and one side of the filling part 11 close to the dam bag 2 body is a curved surface, so that the abrasion between the dam bag 2 and the filling part 11 can be reduced, and the dam bag 2 is protected.
In the scheme, the filling part 11 is a waterproof concrete layer, namely the anchor groove 3 can be filled and plugged by broken stone concrete; before plugging, grease can be coated on the surfaces of the anchor bolt 4 and the compression nut 10, so that the compression nut 10 and the anchor bolt 4 can be prevented from rusting.
Wherein, one side of the reinforcing sheet 8 close to the dam bag 2 main body is integrally formed with a shielding sheet 12 extending upwards, the shielding sheet 12 extends along one side of the filling part 11 close to the dam bag 2 main body, and the upper end of the shielding sheet 12 is flush with the upper end face of the filling part 11; when the dam bag 2 collapses, the dam bag 2 can be prevented from contacting and wearing the waterproof concrete.
Backing plate 5, heelpiece 6, stagnant water adhesive tape 7 and reinforcement piece 8's upper surface all forms the bellying 13 that has the arc form along respective length direction, and the lower surface of heelpiece 6, stagnant water adhesive tape 7, reinforcement piece 8 and clamp plate 9 all is equipped with the recess 14 of mutually supporting with bellying 13 for stagnant water adhesive tape 7 and dam bag 2 can be more tight by the extrusion, guarantee the leakproofness of dam bag 2 installation.
The utility model discloses a working process and beneficial effect as follows:
during installation, after the compression nut 10 is locked with the anchor bolt 4, the two sides of the dam bag 2 are clamped and fixed in the two anchor grooves 3, and meanwhile, the dam bag 2 is clamped between the bottom gasket 6 and the reinforcing sheet 8 of each anchor groove 3; finally, a filling part 11 is poured on one side, far away from the dam bag 2 body, in the anchoring groove 3 to cover the compression nut 10 and the anchoring bolt 4, prevent the dam bag 2 from contacting the compression nut 10 and the anchoring bolt 4, and protect the compression nut 10 and the anchoring bolt 4; one side that strengthens piece 8 and be close to dam bag 2 main part simultaneously is connected with the shielding piece 12 that upwards extends, avoids dam bag 2 and the filling portion 11 that forms by waterproof concrete layer to carry out the contact, when realizing avoiding collapsing the dam, dam bag 2 takes place contact and wearing and tearing with gland nut 10 and anchor bolt 4, guarantees rubber dam life's effect.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a rubber dam mounting structure, includes bottom plate (1) and dam bag (2), bottom plate (1) has set gradually anchor bolt (4), backing plate (5), gasket (6), clamp plate (9) and gland nut (10) from the bottom up, its characterized in that: dam bag (2) are located between heelpiece (6) and clamp plate (9), be provided with between heelpiece (6) and dam bag (2) stagnant water adhesive tape (7), be provided with two anchor groove (3) on bottom plate (1), anchor groove (3) extend along the length direction of dam bag (2), anchor bolt (4) and gland nut (10) all are located anchor groove (3), one side of keeping away from dam bag (2) main part in anchor groove (3) is provided with filling part (11), filling part (11) cover anchor bolt (4) and gland nut (10), the upper end face parallel and level of filling part (11), just handing-over department that the upper end face of filling part (11) and filling part (11) are close to one side of dam bag (2) main part is the curved surface.
2. The rubber dam installation structure as claimed in claim 1, wherein: the filling part (11) is a waterproof concrete layer.
3. The rubber dam installation structure as claimed in claim 2, wherein: and a reinforcing sheet (8) is arranged between the dam bag (2) and the pressing plate (9).
4. A rubber dam installation structure as claimed in claim 3, wherein: one side that reinforcing plate (8) are close to dam bag (2) main part is provided with shielding piece (12) that upwards extends, shielding piece (12) extend along one side that filling portion (11) are close to dam bag (2) main part, the upper end of shielding piece (12) is flush with the up end of filling portion (11).
5. A rubber dam installation structure as claimed in claim 3, wherein: the upper surfaces of the backing plate (5), the bottom gasket (6), the water stop rubber strips (7) and the reinforcing sheet (8) are provided with protrusions (13) along respective length directions, and the lower surfaces of the bottom gasket (6), the water stop rubber strips (7), the reinforcing sheet (8) and the pressing plate (9) are provided with grooves (14) matched with the protrusions (13) mutually.
6. The rubber dam installation structure as claimed in claim 1, wherein: and a flat gasket is arranged between the compression nut (10) and the pressure plate (9).
7. The rubber dam installation structure as claimed in claim 1, wherein: the lower extreme of anchor bolt (4) is provided with kink (15) that upwards slopes to extend, be provided with in bottom plate (1) overlap joint reinforcing bar (16) on kink (15), the axis of reinforcing bar (16) is perpendicular with the axis of anchor bolt (4).
8. The rubber dam installation structure as claimed in claim 1, wherein: the upper end surface of the filling part (11) is flush with the top surface of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960155.0U CN212670491U (en) | 2020-05-30 | 2020-05-30 | Rubber dam mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960155.0U CN212670491U (en) | 2020-05-30 | 2020-05-30 | Rubber dam mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212670491U true CN212670491U (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020960155.0U Active CN212670491U (en) | 2020-05-30 | 2020-05-30 | Rubber dam mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212670491U (en) |
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2020
- 2020-05-30 CN CN202020960155.0U patent/CN212670491U/en active Active
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