CN212745034U - Caisson water injection hole sealing device - Google Patents
Caisson water injection hole sealing device Download PDFInfo
- Publication number
- CN212745034U CN212745034U CN202020891532.XU CN202020891532U CN212745034U CN 212745034 U CN212745034 U CN 212745034U CN 202020891532 U CN202020891532 U CN 202020891532U CN 212745034 U CN212745034 U CN 212745034U
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- sealing
- water injection
- injection hole
- caisson
- wall
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Abstract
The utility model relates to a caisson water injection hole sealing device, including setting up the sealed post at caisson water injection hole inner wall lower extreme, sealed post top is equipped with the top and seals the connecting piece, the top seals the connecting piece including the link of pegging graft in the sealed end of water injection hole inner wall upper end and sealed end top connection, the external diameter of link lies in the diameter in water injection hole, the link bottom is laminated with the caisson surface mutually, from the top down runs through there is the water injection connecting hole in the top seals the connecting piece, install the sealing cap on the link of top seal connecting piece, be equipped with the spring coupling spare of being connected usefulness between sealed post and the top seal connecting piece, sealed post bottom is connected with the end sealing bag, end sealing bag upper surface diameter is greater than water injection hole diameter, end sealing bag upper surface is laminated with the caisson inner wall mutually, the end sealing bag is annotated with liquid. The utility model discloses can not destroy concrete structure's caisson, sealed effectual, the installation of being convenient for need not to dismantle seal structure during the water injection, only need to open the water injection pipe that has the side opening with the lateral wall lower extreme and just can the water injection after inserting ejecting sealed post.
Description
Technical Field
The utility model relates to a seal structure's technical field especially relates to a caisson water injection hole sealing device.
Background
The caisson is a deep foundation, is mostly used in wharfs, breakwaters and other areas, and is integrally of a box-type structure formed by reinforced concrete, so that a water injection hole sealing structure of the caisson is not easy to construct on a concrete structure, the structure of the concrete is easy to damage, and the sealing structure is complex and difficult to perform water injection operation once installed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art and provides a caisson water injection hole sealing device.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
the sealing device comprises a sealing column arranged at the lower end of the inner wall of a water injection hole of the caisson, wherein a top sealing connecting piece is arranged above the sealing column and comprises a sealing end inserted at the upper end of the inner wall of the water injection hole and a connecting end connected with the top of the sealing end, the outer diameter of the connecting end is larger than the diameter of the water injection hole, the bottom of the connecting end is attached to the surface of the caisson, a water injection connecting hole penetrates through the top sealing connecting piece from top to bottom, a sealing cap is installed at the connecting end of the top sealing connecting piece, a spring connecting piece for connection is arranged between the sealing column and the top sealing connecting piece, a bottom sealing bag is connected to the bottom of the sealing column, the diameter of the upper surface of the bottom sealing bag is larger than the diameter of the water injection hole, the upper surface of the bottom sealing bag is attached to the inner wall of the caisson.
And a liquid injection hole communicated with the bottom sealing bag penetrates through one side of the sealing column, which is close to the inner wall of the water injection hole, from top to bottom, and a cap is arranged on the liquid injection hole.
And a first sealing ring is arranged between the outer wall of the sealing column and the inner wall of the water injection hole.
And a second sealing ring is arranged between the outer wall of the sealing end of the top sealing connecting piece and the inner wall of the water injection hole.
An annular groove is formed in the inner wall of the water injection connecting hole, a self-closing rubber pad is arranged in the annular groove, and a cross-shaped notch is formed in the center of the self-closing rubber pad.
The outer wall of the connecting end of the top seal connecting piece is provided with connecting threads, and the seal cap is screwed on the connecting end through threaded connection.
The bottom of the bottom sealing bag is of an arc-shaped structure.
The utility model has the advantages that: the utility model discloses a sealed post and the top that link together seal the major structure that the connecting piece constitutes seal structure, can not destroy concrete structure's caisson, pour into liquid paraffin into in the bottom sealing bag after installing, the expansion shutoff is in caisson water injection hole bottom, it is sealed effectual, be convenient for install, the link is convenient for and outside seals the cap and is connected, when needs water injection, need not to dismantle seal structure, only need to open the water injection pipe that has the side opening with the lateral wall lower extreme and just can the water injection after inserting ejecting sealed post, it is quick convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a self-closing rubber pad;
FIG. 3 is a schematic view of the present invention during water injection;
in the figure: 1-caisson; 2-sealing the column; 3-top seal connecting piece; 4-sealing the end; 5-connecting end; 6-water injection connecting holes; 7-a sealing cap; 8-a spring connector; 9-bottom sealing; 10-liquid injection port; 11-a cap; 12-a first sealing ring; 13-a second sealing ring; 14-self-closing rubber pad; 15-a cross-shaped incision; 16-a water injection pipe; 17-a side hole;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 to 2, a caisson water injection hole sealing device comprises a sealing column 2 arranged at the lower end of the inner wall of a water injection hole of a caisson 1, a top sealing connecting piece 3 is arranged above the sealing column 2, the top sealing connecting piece 3 comprises a sealing end 4 inserted at the upper end of the inner wall of the water injection hole and a connecting end 5 connected with the top of the sealing end 4, the outer diameter of the connecting end 5 is larger than the diameter of the water injection hole, the bottom of the connecting end 5 is attached to the surface of the caisson 1, a water injection connecting hole 6 penetrates through the top sealing connecting piece 3 from top to bottom, a sealing cap 7 is arranged on the connecting end 5 of the top sealing connecting piece 3, a spring connecting piece 8 for connection is arranged between the sealing column 2 and the top sealing connecting piece 3, a bottom sealing bag 9 is connected to the bottom of the sealing column 2, the diameter of the upper surface of the bottom sealing bag 9 is larger than the diameter of the water injection hole, and, the bottom sealing bag 9 is injected with liquid paraffin.
A liquid injection hole 10 communicated with the bottom sealing bag 9 penetrates through one side of the sealing column 2, which is close to the inner wall of the water injection hole, from top to bottom, and a cap 11 is arranged on the liquid injection hole 10.
And a first sealing ring 12 is arranged between the outer wall of the sealing column 2 and the inner wall of the water injection hole.
And a second sealing ring 13 is arranged between the outer wall of the sealing end 4 of the top sealing connecting piece 3 and the inner wall of the water injection hole.
An annular groove is formed in the inner wall of the water injection connecting hole 6, a self-closing rubber pad 14 is arranged in the annular groove, and a cross-shaped notch 15 is formed in the center of the self-closing rubber pad 14.
The outer wall of the connecting end 5 of the top seal connecting piece 3 is provided with connecting threads, and the seal cap 7 is screwed on the connecting end 5 through threaded connection.
The bottom of the bottom sealing bag 9 is of an arc-shaped structure.
The utility model discloses a sealed post 2 and the top that link together seal connecting piece 3 and constitute seal structure's major structure, can not destroy concrete structure's caisson 1, pour into liquid paraffin into to end-sealing bag 9 after installing, 1 water injection hole bottom of caisson is plugged up in the inflation, plus have first sealing ring 12, second sealing ring 13, holistic sealed effect is better, and be convenient for install, link 5 is convenient for and outside seals the cap 7 and is connected, when the water injection that needs, need not to dismantle seal structure, only need to open the lateral wall lower extreme have the water injection pipe 16 of side opening 17 insert ejecting sealed post 2 after just can the water injection, as shown in fig. 3, it is more convenient fast. The self-closing rubber pad 14 functions to block water from flowing backward to some extent.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (7)
1. A caisson water injection hole sealing device is characterized by comprising a sealing column (2) arranged at the lower end of the inner wall of a water injection hole of a caisson (1), wherein a top sealing connecting piece (3) is arranged above the sealing column (2), the top sealing connecting piece (3) comprises a sealing end (4) inserted at the upper end of the inner wall of the water injection hole and a connecting end (5) connected with the top of the sealing end (4), the outer diameter of the connecting end (5) is larger than the diameter of the water injection hole, the bottom of the connecting end (5) is attached to the surface of the caisson (1), a water injection connecting hole (6) penetrates through the top sealing connecting piece (3) from top to bottom, a sealing cap (7) is installed on the connecting end (5) of the top sealing connecting piece (3), a spring connecting piece (8) for connection is arranged between the sealing column (2) and the top sealing connecting piece (3), and a bottom sealing bag (9) is connected with the bottom of the sealing, end envelope (9) upper surface diameter is greater than the water injection hole diameter, end envelope (9) upper surface is laminated mutually with caisson (1) inner wall, it has liquid paraffin to annotate in end envelope (9), be equipped with the annular groove on water injection connecting hole (6) inner wall, be equipped with self-closing rubber pad (14) in the annular groove.
2. The caisson pouring hole sealing device of claim 1, characterized in that the sealing post (2) has a pouring port (10) through it from top to bottom near the inner wall of the pouring hole, which communicates with the bottom-sealing bag (9), and the pouring port (10) is provided with a cap (11).
3. The caisson injection hole sealing device according to claim 2, characterised in that a first sealing ring (12) is arranged between the outer wall of the sealing post (2) and the inner wall of the injection hole.
4. A caisson injection hole sealing device according to claim 3, characterised in that a second sealing ring (13) is arranged between the outer wall of the sealing end (4) of the top sealing connector (3) and the inner wall of the injection hole.
5. The caisson injection hole sealing device of claim 4, characterized in that the self-closing rubber gasket (14) is provided with a cross-shaped cut (15) at the center.
6. The caisson injection hole sealing device according to claim 5, wherein the connecting end (5) of the top sealing connecting piece (3) is provided with connecting threads on the outer wall, and the sealing cap (7) is screwed on the connecting end (5) through threaded connection.
7. The caisson injection hole sealing device of claim 6, characterized in that the bottom of the bottom sealing bag (9) is of an arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020891532.XU CN212745034U (en) | 2020-05-25 | 2020-05-25 | Caisson water injection hole sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020891532.XU CN212745034U (en) | 2020-05-25 | 2020-05-25 | Caisson water injection hole sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212745034U true CN212745034U (en) | 2021-03-19 |
Family
ID=75005392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020891532.XU Active CN212745034U (en) | 2020-05-25 | 2020-05-25 | Caisson water injection hole sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212745034U (en) |
-
2020
- 2020-05-25 CN CN202020891532.XU patent/CN212745034U/en active Active
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