CN211901863U - Building waterproof structure - Google Patents
Building waterproof structure Download PDFInfo
- Publication number
- CN211901863U CN211901863U CN202020274721.2U CN202020274721U CN211901863U CN 211901863 U CN211901863 U CN 211901863U CN 202020274721 U CN202020274721 U CN 202020274721U CN 211901863 U CN211901863 U CN 211901863U
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- Prior art keywords
- cable
- ring
- sleeve
- concrete wall
- cable sleeve
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- Installation Of Indoor Wiring (AREA)
Abstract
The utility model relates to a building waterproof structure, which comprises a cable sleeve which is pre-embedded in a concrete wall and runs through the concrete wall and a cable which is positioned in the cable sleeve and is coaxial with the cable sleeve, wherein a gap is reserved between the cable sleeve and the cable; the outer wall of one end of the cable sleeve axially positioned at the inner side of the concrete wall body is provided with a baffle ring extending outwards; a first retaining ring which extends inwards is arranged on the inner wall of the cable sleeve and close to the inner side of the concrete wall; a sealing ring coaxial with the cable is arranged on the side surface of the first check ring facing the inner side of the concrete wall body, and the check ring is connected with a fastening piece for pressing the sealing ring; a sealed air bag coaxial with the cable is arranged in a gap between the cable sleeve and the cable, which is far away from one side of the sealing ring, of the first check ring, and the sealed air bag can be tightly abutted to the cable sleeve and the cable respectively after being inflated. The utility model has the advantages of be convenient for the maintenance of the cable of sleeve pipe department and need not destructive operation when changing the cable.
Description
Technical Field
The utility model belongs to the technical field of the technique of building waterproofing engineering and specifically relates to a building waterproof construction is related to.
Background
At present in the construction of building basement, because often with the electricity distribution room design in the basement, for the convenience of later stage cable passes the wall, the pre-buried cable sleeve pipe in the wall body generally all can. After the cable is penetrated, the gap between the cable and the sleeve needs to be sealed and blocked in a waterproof way so as to avoid the water leakage and water seepage of the basement.
The utility model discloses a chinese utility model patent that grant publication number is CN209385817U discloses a waterproof shutoff structure of basement cable sleeve, including cable sleeve, rubber ball, it has the perforation to open in the axial of rubber ball, and the cable passes in the perforation and with rubber ball in close contact with, the rubber ball is located in the cable sleeve and with cable sleeve in close contact with, the cable sleeve is in it has wet expansion cement to fill in the body of the both sides of rubber ball.
The above prior art solutions have the following drawbacks: because the wet expansion cement is filled between the cable and the cable sleeve, the cable and the wet expansion cement are integrated, and if the cable in the sleeve is damaged, the cable is not easy to overhaul; when a new cable is replaced, cement in the cable sleeve needs to be damaged, so that the cable sleeve is easy to loosen, and the waterproof effect between the cable sleeve and the wall is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a building waterproof construction, the utility model has the advantages of be convenient for the maintenance of the cable of sleeve pipe department and do not need destructive operation when changing the cable.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a building waterproof structure comprises a cable sleeve which is pre-embedded in a concrete wall and penetrates through the concrete wall and a cable which is positioned in the cable sleeve and is coaxial with the cable sleeve, wherein a gap is reserved between the cable sleeve and the cable; the outer wall of one end of the cable sleeve axially positioned at the inner side of the concrete wall body is provided with a baffle ring extending outwards; a first retaining ring which extends inwards is arranged on the inner wall of the cable sleeve close to the inner side of the concrete wall; the side surface of the first check ring facing the inner side of the concrete wall body is provided with a sealing ring coaxial with the cable, and the check ring is connected with a detachable fastening assembly for pressing the sealing ring; a plugging air bag coaxial with the cable is arranged in a gap between the cable sleeve and the cable, which is far away from one side of the sealing ring, of the first check ring, and the plugging air bag can be tightly abutted to the cable sleeve and the cable respectively after being inflated.
Through adopting above-mentioned technical scheme, utilize sealing washer and shutoff gasbag to realize the waterproof between cable sleeve and the cable, when the cable of later stage to cable sleeve department is examined simultaneously, can be under the condition of shutoff gasbag operation to the cable inspection of sealing washer department, to the cable inspection of shutoff gasbag department under the condition of sealing washer operation, during the follow-up cable of changing, the utility model discloses a waterproof construction that sealing washer and shutoff gasbag are constituteed can be convenient demolish.
The utility model discloses further set up to: the fastening assembly comprises a waterproof flange coaxial with the cable sleeve; a flange gland extending towards the first check ring is arranged at the position, close to the cable and facing the first check ring, of the waterproof flange; the waterproof flange is fixed on the baffle ring by using flange bolts, and the sealing ring is compressed by the flange gland.
Through adopting above-mentioned technical scheme, utilize the flange pressure disk to compress tightly the sealing washer, waterproof flange also conveniently dismantles and installs with keeping off ring bolted connection simultaneously.
The utility model discloses further set up to: and a second retaining ring is arranged on the inner wall of the cable sleeve close to the outer side of the concrete wall, and the plugging air bag is positioned between the first retaining ring and the second retaining ring.
Through adopting above-mentioned technical scheme, first retaining ring and second retaining ring have blockked the shutoff gasbag, make the shutoff gasbag can play better water-proof effects after aerifing.
The utility model discloses further set up to: the outer wall of the cable sleeve, which is positioned at the outer side of the concrete wall body, is provided with a ring sleeve which is coaxial with the cable sleeve; the ring sleeve is tightly attached to the concrete wall body.
By adopting the technical scheme, the baffle ring and the ring sleeve clamp the concrete wall body in the middle, so that the cable sleeve and the concrete wall body are more firmly connected.
The utility model discloses further set up to: and a flexible waterproof material is arranged between the cable sleeve and a gap of the cable positioned at one side of the second retaining ring away from the plugging air bag.
By adopting the technical scheme, the residual gap between the cable sleeve and the cable is filled with the waterproof material, so that the waterproof effect is improved.
The utility model discloses further set up to: the flexible waterproof material is asphalt hemp thread.
By adopting the technical scheme, the asphalt hemp thread has good waterproof effect and low price.
The utility model discloses further set up to: and sealing pastes are respectively arranged between the inner wall of one end of the cable sleeve, which is far away from the concrete wall body, and the asphalt hemp threads, and between the inner part of one end of the asphalt hemp threads, which is far away from the concrete wall body, and the cable.
By adopting the technical scheme, the gaps between the cable sleeve and the asphalt hemp threads and between the cable and the asphalt hemp threads are sealed by the sealing paste, and the waterproof effect is further improved.
The utility model discloses further set up to: waterproof rolls are adhered to the outer wall of the ring sleeve and the outer wall of the cable outside the cable sleeve.
Through adopting above-mentioned technical scheme, increase waterproofing membrane after, can make the utility model discloses better water-proof effects has.
The utility model discloses further set up to: and a water stop ring is arranged on the outer wall of the cable sleeve positioned on the inner side of the concrete wall body.
By adopting the technical scheme, the waterproof cable sleeve and the concrete wall have better waterproof capacity.
To sum up, the utility model discloses a beneficial technological effect does:
1. the detachable waterproof structure is arranged between the cable sleeve and the cable, so that the cable at the sleeve is convenient to overhaul, and destructive operation is not needed when the cable is replaced;
2. through setting up multilayer waterproof construction, improved the water-proof effects between cable sleeve and the cable.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an external structural view of the present invention;
fig. 3 is a cross-sectional view of the present invention.
In the figure, 1, a cable sleeve; 11. a water stop ring; 12. a baffle ring; 13. sleeving a ring; 14. a first retainer ring; 15. a second retainer ring; 2. a cable; 3. a concrete wall; 4. a waterproof flange; 41. a flange gland; 42. a flange bolt; 5. a seal ring; 6. plugging the air bag; 7. asphalt hemp threads; 8. waterproof coiled materials; 9. and (7) sealing paste.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 3, for the utility model discloses a building waterproof structure, including pre-buried cable sleeve 1 in concrete wall 3 and running through concrete wall 3. The outer wall of the cable sleeve 1 is tightly attached to the concrete wall 3. The cable 2 coaxial with the cable sleeve 1 is arranged in the cable sleeve 1, and two axial ends of the cable 2 penetrate out of the cable sleeve 1. A gap is left between the cable sleeve 1 and the cable 2.
Referring to fig. 2 and 3, the two axial ends of the cable sleeve 1 extend out of the concrete wall 3. In the figure, the left side is the inner side of the concrete wall 3, and the right side is the outer side of the concrete wall 3. One end of the cable sleeve 1 axially positioned at the inner side of the concrete wall 3 is provided with a baffle ring 12 which extends outwards along the radial direction, and one side of the baffle ring 12 facing the concrete wall 3 is tightly attached to the surface of the concrete wall 3. The stop ring 12 is formed integrally with the cable bushing 1. An annular sleeve 13 coaxial with the cable sleeve 1 is arranged on the outer wall of one end of the cable sleeve 1 axially positioned outside the concrete wall 3. One end of the ring sleeve 13 facing the concrete wall 3 is tightly attached to the concrete wall 3, and the outer diameter of the ring sleeve 13 is gradually reduced towards the direction far away from the concrete wall 3. The retaining ring 12 and the ring sleeve 13 clamp the concrete wall 3 in the middle, and the stability of the cable sleeve 1 is improved on the basis that the concrete wall 3 is connected with the cable sleeve 1. And a water stop ring 11 coaxial with the cable sleeve 1 is welded on the outer wall of the cable sleeve 1 positioned in the concrete wall 3. The water stop ring 11 can enhance the waterproof effect between the cable sleeve 1 and the concrete wall 3.
The inner wall of the cable sleeve 1 is provided with a first retaining ring 14 and a second retaining ring 15 which extend inwards at intervals along the axial direction of the cable sleeve 1. The inner walls of the first retainer ring 14 and the second retainer ring 15 are closely attached to the cable 2. The first retainer ring 14 and the second retainer ring 15 are fixedly connected with the cable sleeve 1. The first collar 14 and the second collar 15 are each located between the part of the concrete wall 3 located at the upper part of the splice box 1 and the part located at the lower part of the splice box 1. The first retainer ring 14 is close to the inner side of the concrete wall 3, and the second retainer ring 15 is close to the outer side of the concrete wall 3.
The side of the first retainer ring 14 facing the inner side of the concrete wall 3 is provided with two sealing rings 5 which are coaxial with the cable 2. The inner wall of the sealing ring 5 is tightly attached to the outer wall of the cable 2, and the outer wall of the sealing ring 5 is tightly attached to the inner wall of the cable sleeve 1. The baffle ring 12 of the cable sleeve 1 is connected with a waterproof flange 4 which is coaxial with the cable sleeve 1 through bolts, and the waterproof flange 4 is fixedly connected with the baffle ring 12 through flange bolts 42.
The side wall of the waterproof flange 4, which is close to the cable 2 and faces the concrete wall 3, is provided with a flange gland 41 extending towards the first retainer ring 14, and the flange gland 41 is fixedly connected with the waterproof flange 4. After the waterproof flange 4 is fixed on the retainer ring 12 by the flange bolts 42, the seal ring 5 is pressed by the flange cover 41 against the first retainer ring 14, so that the gap between the flange cover 41 and the first retainer ring 14 is filled with the seal ring 5, thereby achieving the waterproof effect.
A plugging air bag 6 coaxial with the cable 2 is arranged in a gap between the first retainer ring 14 and the second retainer ring 15, and the gap between the first retainer ring 14 and the second retainer ring 15 is filled with the inflated plugging air bag 6. The inner wall of the plugging air bag 6 is tightly pressed on the outer wall of the cable 2, and the outer wall of the plugging air bag 6 is overstocked on the inner wall of the cable sleeve 1, so that a waterproof effect is achieved. The plugging air bag 6 is made of fireproof materials.
The cable sleeve 1 and the cable 2 are positioned in a gap between the second retainer 15 and the outer side of the concrete wall 3 and are filled with asphalt hemp threads 7. Sealing pastes 9 are respectively arranged between the inner wall of one end of the cable sleeve 1, which is far away from the concrete wall 3, and the asphalt hemp threads 7, and between the inner part of one end of the asphalt hemp threads 7, which is far away from the concrete wall 3, and the cable 2. The asphalt twine 7 and the sealing paste 9 further enhance the waterproof effect.
Waterproof coiled materials 8 are paved on the outer wall of the ring sleeve 13 and the outer wall of the cable 2. The waterproof coiled material 8 is adhered to the ring sleeve 13 and the cable 2, and a waterproof effect is achieved.
The implementation principle of the embodiment is as follows: the plugging air bag 6 is placed between the first retainer ring 14 and the second retainer ring 15, and the plugging air bag 6 is inflated again after the cable 2 passes through the middle of the plugging air bag 6. The seal ring 5 is inserted, and then the waterproof flange 4 is fixed to the retainer ring 12 by the flange bolts 42 so that the seal ring 5 is pressed by the flange cover 41. Then, on the outer side of the concrete wall 3, asphalt hemp threads 7 are filled between the cable sleeve 1 and the cable 2 and sealed by using a sealing paste 9, and finally, a waterproof coiled material 8 is adhered to the ring sleeve 13 and the outer wall of the cable 2. The utility model discloses lay multistage waterproof construction in the space between cable sleeve 1 and cable 2, improved water-proof effects, and the utility model discloses the waterproof construction that adopts is convenient for later stage to cable 2's inspection and change.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. A building waterproof structure comprises a cable sleeve (1) which is pre-embedded in a concrete wall (3) and penetrates through the concrete wall (3) and a cable (2) which is positioned in the cable sleeve (1) and coaxial with the cable sleeve (1), wherein a gap is reserved between the cable sleeve (1) and the cable (2); the method is characterized in that: a baffle ring (12) extending outwards is arranged on the outer wall of one end of the cable sleeve (1) axially positioned at the inner side of the concrete wall body (3); a first retaining ring (14) extending inwards is arranged on the inner wall of the cable sleeve (1) and close to the inner side of the concrete wall (3); the side surface of the first retainer ring (14) facing the inner side of the concrete wall body (3) is provided with a sealing ring (5) coaxial with a cable, and the retainer ring (12) is connected with a detachable fastening assembly for pressing the sealing ring (5); a plugging air bag (6) coaxial with the cable (2) is arranged in a gap between the cable sleeve (1) and the cable (2) on one side, far away from the sealing ring (5), of the first retaining ring (14), and the plugging air bag (6) can be abutted against the cable sleeve (1) and the cable (2) respectively after being inflated.
2. The waterproof structure for buildings according to claim 1, wherein: the fastening assembly comprises a waterproof flange (4) coaxial with the cable sleeve (1); a flange gland (41) extending towards the first retainer ring (14) is arranged at the position, close to the cable (2), of the waterproof flange (4) and facing the first retainer ring (14); the waterproof flange (4) is fixed on the baffle ring (12) by using flange bolts (42), and the sealing ring (5) is pressed tightly by the flange gland (41).
3. The waterproof structure for buildings according to claim 1, wherein: and a second retaining ring (15) is arranged on the inner wall of the cable sleeve (1) close to the outer side of the concrete wall body (3), and the plugging air bag (6) is positioned between the first retaining ring (14) and the second retaining ring (15).
4. The waterproof structure for buildings according to claim 3, wherein: the outer wall of the cable sleeve (1) positioned at the outer side of the concrete wall (3) is provided with a ring sleeve (13) coaxial with the cable sleeve (1); the ring sleeve (13) is tightly attached to the concrete wall (3).
5. The waterproof structure for buildings according to claim 4, wherein: and a flexible waterproof material is arranged between the cable sleeve (1) and the cable (2) which are positioned in the gap on one side of the second retainer ring (15) far away from the plugging air bag (6).
6. The waterproof structure for buildings according to claim 5, wherein: the flexible waterproof material is asphalt hemp (7).
7. The waterproof structure for buildings according to claim 6, wherein: and sealing pastes (9) are respectively arranged between the inner wall of one end of the cable sleeve (1) far away from the concrete wall body (3) and the asphalt hemp threads (7) and between the inner part of one end of the asphalt hemp threads (7) far away from the concrete wall body (3) and the cable (2).
8. The waterproof structure for buildings according to claim 7, wherein: waterproof rolls (8) are adhered to the outer wall of the ring sleeve (13) and the outer wall of the cable (2) positioned outside the cable sleeve (1).
9. The waterproof structure for buildings according to claim 1, wherein: and a water stop ring (11) is arranged on the outer wall of the cable sleeve (1) positioned on the inner side of the concrete wall body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020274721.2U CN211901863U (en) | 2020-03-07 | 2020-03-07 | Building waterproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020274721.2U CN211901863U (en) | 2020-03-07 | 2020-03-07 | Building waterproof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901863U true CN211901863U (en) | 2020-11-10 |
Family
ID=73300766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020274721.2U Expired - Fee Related CN211901863U (en) | 2020-03-07 | 2020-03-07 | Building waterproof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211901863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108133A (en) * | 2021-05-27 | 2021-07-13 | 广船国际有限公司 | Sealing connection structure |
-
2020
- 2020-03-07 CN CN202020274721.2U patent/CN211901863U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108133A (en) * | 2021-05-27 | 2021-07-13 | 广船国际有限公司 | Sealing connection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |